summaryrefslogtreecommitdiff
path: root/src/parse/properties.c
diff options
context:
space:
mode:
authorJohn Mark Bell <jmb@netsurf-browser.org>2009-05-26 23:14:40 +0000
committerJohn Mark Bell <jmb@netsurf-browser.org>2009-05-26 23:14:40 +0000
commit41973ef1ab2935818a07b5899c1961e9c8c85214 (patch)
tree4c787ed51e8d3b7d00f11c61e2274c267c8a1981 /src/parse/properties.c
parent83146f43df1f1330c10cedad4e97e90c7f2c1243 (diff)
downloadlibcss-41973ef1ab2935818a07b5899c1961e9c8c85214.tar.gz
libcss-41973ef1ab2935818a07b5899c1961e9c8c85214.tar.bz2
More refactoring groundwork. This actually compiles and passes the testsuite.
svn path=/trunk/libcss/; revision=7556
Diffstat (limited to 'src/parse/properties.c')
-rw-r--r--src/parse/properties.c7467
1 files changed, 0 insertions, 7467 deletions
diff --git a/src/parse/properties.c b/src/parse/properties.c
deleted file mode 100644
index 59a728f..0000000
--- a/src/parse/properties.c
+++ /dev/null
@@ -1,7467 +0,0 @@
-/*
- * This file is part of LibCSS.
- * Licensed under the MIT License,
- * http://www.opensource.org/licenses/mit-license.php
- * Copyright 2008 John-Mark Bell <jmb@netsurf-browser.org>
- */
-
-#include "bytecode/bytecode.h"
-#include "bytecode/opcodes.h"
-#include "parse/properties/properties.h"
-
-static inline css_error parse_important(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint8_t *result);
-static inline css_error parse_colour_specifier(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint32_t *result);
-static css_error parse_named_colour(css_language *c, lwc_string *data,
- uint32_t *result);
-static inline css_error parse_hash_colour(lwc_string *data, uint32_t *result);
-static inline css_error parse_unit_specifier(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint32_t default_unit,
- css_fixed *length, uint32_t *unit);
-static inline css_error parse_unit_keyword(const char *ptr, size_t len,
- css_unit *unit);
-
-static inline css_error parse_border_side_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result);
-static inline css_error parse_border_side_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result);
-static inline css_error parse_border_side_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result);
-static inline css_error parse_margin_side(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result);
-static inline css_error parse_padding_side(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result);
-static inline css_error parse_list_style_type_value(css_language *c,
- const css_token *token, uint16_t *value);
-static inline css_error parse_content_list(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t *value, uint8_t *buffer, uint32_t *buflen);
-
-/**
- * Dispatch table of property handlers, indexed by property enum
- */
-const css_prop_handler property_handlers[LAST_PROP + 1 - FIRST_PROP] =
-{
- parse_azimuth,
- parse_background_attachment,
- parse_background_color,
- parse_background_image,
- parse_background_position,
- parse_background_repeat,
- parse_border_bottom_color,
- parse_border_bottom_style,
- parse_border_bottom_width,
- parse_border_collapse,
- parse_border_left_color,
- parse_border_left_style,
- parse_border_left_width,
- parse_border_right_color,
- parse_border_right_style,
- parse_border_right_width,
- parse_border_spacing,
- parse_border_top_color,
- parse_border_top_style,
- parse_border_top_width,
- parse_bottom,
- parse_caption_side,
- parse_clear,
- parse_clip,
- parse_color,
- parse_content,
- parse_counter_increment,
- parse_counter_reset,
- parse_cue_after,
- parse_cue_before,
- parse_cursor,
- parse_direction,
- parse_display,
- parse_elevation,
- parse_empty_cells,
- parse_float,
- parse_font_family,
- parse_font_size,
- parse_font_style,
- parse_font_variant,
- parse_font_weight,
- parse_height,
- parse_left,
- parse_letter_spacing,
- parse_line_height,
- parse_list_style_image,
- parse_list_style_position,
- parse_list_style_type,
- parse_margin_bottom,
- parse_margin_left,
- parse_margin_right,
- parse_margin_top,
- parse_max_height,
- parse_max_width,
- parse_min_height,
- parse_min_width,
- parse_orphans,
- parse_outline_color,
- parse_outline_style,
- parse_outline_width,
- parse_overflow,
- parse_padding_bottom,
- parse_padding_left,
- parse_padding_right,
- parse_padding_top,
- parse_page_break_after,
- parse_page_break_before,
- parse_page_break_inside,
- parse_pause_after,
- parse_pause_before,
- parse_pitch_range,
- parse_pitch,
- parse_play_during,
- parse_position,
- parse_quotes,
- parse_richness,
- parse_right,
- parse_speak_header,
- parse_speak_numeral,
- parse_speak_punctuation,
- parse_speak,
- parse_speech_rate,
- parse_stress,
- parse_table_layout,
- parse_text_align,
- parse_text_decoration,
- parse_text_indent,
- parse_text_transform,
- parse_top,
- parse_unicode_bidi,
- parse_vertical_align,
- parse_visibility,
- parse_voice_family,
- parse_volume,
- parse_white_space,
- parse_widows,
- parse_width,
- parse_word_spacing,
- parse_z_index,
-};
-
-css_error parse_azimuth(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* angle | [ IDENT(left-side, far-left, left, center-left, center,
- * center-right, right, far-right, right-side) ||
- * IDENT(behind)
- * ]
- * | IDENT(leftwards, rightwards, inherit)
- */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LEFTWARDS]) {
- parserutils_vector_iterate(vector, ctx);
- value = AZIMUTH_LEFTWARDS;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[RIGHTWARDS]) {
- parserutils_vector_iterate(vector, ctx);
- value = AZIMUTH_RIGHTWARDS;
- } else if (token->type == CSS_TOKEN_IDENT) {
- parserutils_vector_iterate(vector, ctx);
-
- /* Now, we may have one of the other keywords or behind,
- * potentially followed by behind or other keyword,
- * respectively */
- if (token->ilower == c->strings[LEFT_SIDE]) {
- value = AZIMUTH_LEFT_SIDE;
- } else if (token->ilower == c->strings[FAR_LEFT]) {
- value = AZIMUTH_FAR_LEFT;
- } else if (token->ilower == c->strings[LEFT]) {
- value = AZIMUTH_LEFT;
- } else if (token->ilower == c->strings[CENTER_LEFT]) {
- value = AZIMUTH_CENTER_LEFT;
- } else if (token->ilower == c->strings[CENTER]) {
- value = AZIMUTH_CENTER;
- } else if (token->ilower == c->strings[CENTER_RIGHT]) {
- value = AZIMUTH_CENTER_RIGHT;
- } else if (token->ilower == c->strings[RIGHT]) {
- value = AZIMUTH_RIGHT;
- } else if (token->ilower == c->strings[FAR_RIGHT]) {
- value = AZIMUTH_FAR_RIGHT;
- } else if (token->ilower == c->strings[RIGHT_SIDE]) {
- value = AZIMUTH_RIGHT_SIDE;
- } else if (token->ilower == c->strings[BEHIND]) {
- value = AZIMUTH_BEHIND;
- } else {
- return CSS_INVALID;
- }
-
- consumeWhitespace(vector, ctx);
-
- /* Get potential following token */
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT &&
- tokenIsChar(token, '!') == false)
- return CSS_INVALID;
-
- if (token != NULL && token->type == CSS_TOKEN_IDENT &&
- value == AZIMUTH_BEHIND) {
- parserutils_vector_iterate(vector, ctx);
-
- if (token->ilower == c->strings[LEFT_SIDE]) {
- value |= AZIMUTH_LEFT_SIDE;
- } else if (token->ilower == c->strings[FAR_LEFT]) {
- value |= AZIMUTH_FAR_LEFT;
- } else if (token->ilower == c->strings[LEFT]) {
- value |= AZIMUTH_LEFT;
- } else if (token->ilower == c->strings[CENTER-LEFT]) {
- value |= AZIMUTH_CENTER_LEFT;
- } else if (token->ilower == c->strings[CENTER]) {
- value |= AZIMUTH_CENTER;
- } else if (token->ilower == c->strings[CENTER-RIGHT]) {
- value |= AZIMUTH_CENTER_RIGHT;
- } else if (token->ilower == c->strings[RIGHT]) {
- value |= AZIMUTH_RIGHT;
- } else if (token->ilower == c->strings[FAR_RIGHT]) {
- value |= AZIMUTH_FAR_RIGHT;
- } else if (token->ilower == c->strings[RIGHT_SIDE]) {
- value |= AZIMUTH_RIGHT_SIDE;
- } else {
- return CSS_INVALID;
- }
- } else if (token != NULL && token->type == CSS_TOKEN_IDENT &&
- value != AZIMUTH_BEHIND) {
- parserutils_vector_iterate(vector, ctx);
-
- if (token->ilower == c->strings[BEHIND]) {
- value |= AZIMUTH_BEHIND;
- } else {
- return CSS_INVALID;
- }
- } else if ((token == NULL || token->type != CSS_TOKEN_IDENT) &&
- value == AZIMUTH_BEHIND) {
- value |= AZIMUTH_CENTER;
- }
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_DEG,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_ANGLE) == false)
- return CSS_INVALID;
-
- /* Valid angles lie between -360 and 360 degrees */
- if (unit == UNIT_DEG) {
- if (length < FMULI(F_360, -1) || length > F_360)
- return CSS_INVALID;
- } else if (unit == UNIT_GRAD) {
- if (length < FMULI(F_400, -1) || length > F_400)
- return CSS_INVALID;
- } else if (unit == UNIT_RAD) {
- if (length < FMULI(F_2PI, -1) || length > F_2PI)
- return CSS_INVALID;
- }
-
- value = AZIMUTH_ANGLE;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_AZIMUTH, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == AZIMUTH_ANGLE)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == AZIMUTH_ANGLE) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_background_attachment(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (fixed, scroll, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[FIXED]) {
- value = BACKGROUND_ATTACHMENT_FIXED;
- } else if (ident->ilower == c->strings[SCROLL]) {
- value = BACKGROUND_ATTACHMENT_SCROLL;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_BACKGROUND_ATTACHMENT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_background_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t colour = 0;
- uint32_t required_size;
-
- /* colour | IDENT (transparent, inherit) */
- token= parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[TRANSPARENT]) {
- parserutils_vector_iterate(vector, ctx);
- value = BACKGROUND_COLOR_TRANSPARENT;
- } else {
- error = parse_colour_specifier(c, vector, ctx, &colour);
- if (error != CSS_OK)
- return error;
-
- value = BACKGROUND_COLOR_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_BACKGROUND_COLOR, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BACKGROUND_COLOR_SET)
- required_size += sizeof(colour);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BACKGROUND_COLOR_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &colour, sizeof(colour));
- }
-
- return CSS_OK;
-}
-
-css_error parse_background_image(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size;
-
- /* URI | IDENT (none, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- value = BACKGROUND_IMAGE_NONE;
- } else if (token->type == CSS_TOKEN_URI) {
- value = BACKGROUND_IMAGE_URI;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_BACKGROUND_IMAGE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BACKGROUND_IMAGE_URI)
- required_size += sizeof(lwc_string *);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BACKGROUND_IMAGE_URI) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy((uint8_t *) (*result)->bytecode + sizeof(opv),
- &token->idata,
- sizeof(lwc_string *));
- }
-
- return CSS_OK;
-}
-
-css_error parse_background_position(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint32_t opv;
- uint16_t value[2] = { 0 };
- css_fixed length[2] = { 0 };
- uint32_t unit[2] = { 0 };
- uint32_t required_size;
-
- /* [length | percentage | IDENT(left, right, top, bottom, center)]{1,2}
- * | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- int i;
-
- for (i = 0; i < 2; i++) {
- token = parserutils_vector_peek(vector, *ctx);
- /* This can only occur on the second attempt */
- /* Also detect start of !important on second attempt */
- if (token == NULL ||
- (i == 1 && tokenIsChar(token, '!')))
- break;
-
- if (token->type == CSS_TOKEN_IDENT) {
- parserutils_vector_iterate(vector, ctx);
-
- if (token->ilower == c->strings[LEFT]) {
- value[i] =
- BACKGROUND_POSITION_HORZ_LEFT;
- } else if (token->ilower == c->strings[RIGHT]) {
- value[i] =
- BACKGROUND_POSITION_HORZ_RIGHT;
- } else if (token->ilower == c->strings[TOP]) {
- value[i] = BACKGROUND_POSITION_VERT_TOP;
- } else if (token->ilower ==
- c->strings[BOTTOM]) {
- value[i] =
- BACKGROUND_POSITION_VERT_BOTTOM;
- } else if (token->ilower ==
- c->strings[CENTER]) {
- /* We'll fix this up later */
- value[i] =
- BACKGROUND_POSITION_VERT_CENTER;
- } else {
- return CSS_INVALID;
- }
- } else {
- error = parse_unit_specifier(c, vector, ctx,
- UNIT_PX, &length[i], &unit[i]);
- if (error != CSS_OK)
- return error;
-
- if (unit[i] & UNIT_ANGLE ||
- unit[i] & UNIT_TIME ||
- unit[i] & UNIT_FREQ)
- return CSS_INVALID;
-
- /* We'll fix this up later, too */
- value[i] = BACKGROUND_POSITION_VERT_SET;
- }
-
- consumeWhitespace(vector, ctx);
- }
-
- /* Now, sort out the mess we've got */
- if (i == 1) {
- assert(BACKGROUND_POSITION_VERT_CENTER ==
- BACKGROUND_POSITION_HORZ_CENTER);
-
- /* Only one value, so the other is center */
- switch (value[0]) {
- case BACKGROUND_POSITION_HORZ_LEFT:
- case BACKGROUND_POSITION_HORZ_RIGHT:
- case BACKGROUND_POSITION_VERT_CENTER:
- case BACKGROUND_POSITION_VERT_TOP:
- case BACKGROUND_POSITION_VERT_BOTTOM:
- break;
- case BACKGROUND_POSITION_VERT_SET:
- value[0] = BACKGROUND_POSITION_HORZ_SET;
- break;
- default:
- return CSS_INVALID;
- }
-
- value[1] = BACKGROUND_POSITION_VERT_CENTER;
- } else if (value[0] != BACKGROUND_POSITION_VERT_SET &&
- value[1] != BACKGROUND_POSITION_VERT_SET) {
- /* Two keywords. Verify the axes differ */
- if (((value[0] & 0xf) != 0 && (value[1] & 0xf) != 0) ||
- ((value[0] & 0xf0) != 0 &&
- (value[1] & 0xf0) != 0))
- return CSS_INVALID;
- } else {
- /* One or two non-keywords. First is horizontal */
- if (value[0] == BACKGROUND_POSITION_VERT_SET)
- value[0] = BACKGROUND_POSITION_HORZ_SET;
-
- /* Verify the axes differ */
- if (((value[0] & 0xf) != 0 && (value[1] & 0xf) != 0) ||
- ((value[0] & 0xf0) != 0 &&
- (value[1] & 0xf0) != 0))
- return CSS_INVALID;
- }
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_BACKGROUND_POSITION, flags, value[0] | value[1]);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false) {
- if (value[0] == BACKGROUND_POSITION_HORZ_SET)
- required_size += sizeof(length[0]) + sizeof(unit[0]);
- if (value[1] == BACKGROUND_POSITION_VERT_SET)
- required_size += sizeof(length[1]) + sizeof(unit[1]);
- }
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false) {
- uint8_t *ptr = ((uint8_t *) (*result)->bytecode) + sizeof(opv);
- if (value[0] == BACKGROUND_POSITION_HORZ_SET) {
- memcpy(ptr, &length[0], sizeof(length[0]));
- ptr += sizeof(length[0]);
- memcpy(ptr, &unit[0], sizeof(unit[0]));
- ptr += sizeof(unit[0]);
- }
- if (value[1] == BACKGROUND_POSITION_VERT_SET) {
- memcpy(ptr, &length[1], sizeof(length[1]));
- ptr += sizeof(length[1]);
- memcpy(ptr, &unit[1], sizeof(unit[1]));
- }
- }
-
- return CSS_OK;
-}
-
-css_error parse_background_repeat(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (no-repeat, repeat-x, repeat-y, repeat, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NO_REPEAT]) {
- value = BACKGROUND_REPEAT_NO_REPEAT;
- } else if (ident->ilower == c->strings[REPEAT_X]) {
- value = BACKGROUND_REPEAT_REPEAT_X;
- } else if (ident->ilower == c->strings[REPEAT_Y]) {
- value = BACKGROUND_REPEAT_REPEAT_Y;
- } else if (ident->ilower == c->strings[REPEAT]) {
- value = BACKGROUND_REPEAT_REPEAT;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_BACKGROUND_REPEAT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_border_bottom_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_color(c, vector, ctx,
- CSS_PROP_BORDER_BOTTOM_COLOR, result);
-}
-
-css_error parse_border_bottom_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_style(c, vector, ctx,
- CSS_PROP_BORDER_BOTTOM_STYLE, result);
-}
-
-css_error parse_border_bottom_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_width(c, vector, ctx,
- CSS_PROP_BORDER_BOTTOM_WIDTH, result);
-}
-
-css_error parse_border_collapse(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (collapse, separate, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[COLLAPSE]) {
- value = BORDER_COLLAPSE_COLLAPSE;
- } else if (ident->ilower == c->strings[SEPARATE]) {
- value = BORDER_COLLAPSE_SEPARATE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_BORDER_COLLAPSE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_border_left_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_color(c, vector, ctx,
- CSS_PROP_BORDER_LEFT_COLOR, result);
-}
-
-css_error parse_border_left_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_style(c, vector, ctx,
- CSS_PROP_BORDER_LEFT_STYLE, result);
-}
-
-css_error parse_border_left_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_width(c, vector, ctx,
- CSS_PROP_BORDER_LEFT_WIDTH, result);
-}
-
-css_error parse_border_right_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_color(c, vector, ctx,
- CSS_PROP_BORDER_RIGHT_COLOR, result);
-}
-
-css_error parse_border_right_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_style(c, vector, ctx,
- CSS_PROP_BORDER_RIGHT_STYLE, result);
-}
-
-css_error parse_border_right_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_width(c, vector, ctx,
- CSS_PROP_BORDER_RIGHT_WIDTH, result);
-}
-
-css_error parse_border_spacing(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length[2] = { 0 };
- uint32_t unit[2] = { 0 };
- uint32_t required_size;
-
- /* length length? | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- int num_lengths = 0;
-
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length[0], &unit[0]);
- if (error != CSS_OK)
- return error;
-
- if (unit[0] & UNIT_ANGLE || unit[0] & UNIT_TIME ||
- unit[0] & UNIT_FREQ || unit[0] & UNIT_PCT)
- return CSS_INVALID;
-
- num_lengths = 1;
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!') == false) {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length[1], &unit[1]);
- if (error != CSS_OK)
- return error;
-
- if (unit[1] & UNIT_ANGLE || unit[1] & UNIT_TIME ||
- unit[1] & UNIT_FREQ ||
- unit[1] & UNIT_PCT)
- return CSS_INVALID;
-
- num_lengths = 2;
- }
-
- if (num_lengths == 1) {
- /* Only one length specified. Use for both axes. */
- length[1] = length[0];
- unit[1] = unit[0];
- }
-
- /* Lengths must not be negative */
- if (length[0] < 0 || length[1] < 0)
- return CSS_INVALID;
-
- value = BORDER_SPACING_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_BORDER_SPACING, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BORDER_SPACING_SET)
- required_size += 2 * (sizeof(length[0]) + sizeof(unit[0]));
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BORDER_SPACING_SET) {
- uint8_t *ptr = ((uint8_t *) (*result)->bytecode) + sizeof(opv);
-
- memcpy(ptr, &length[0], sizeof(length[0]));
- ptr += sizeof(length[0]);
- memcpy(ptr, &unit[0], sizeof(unit[0]));
- ptr += sizeof(unit[0]);
- memcpy(ptr, &length[1], sizeof(length[1]));
- ptr += sizeof(length[1]);
- memcpy(ptr, &unit[1], sizeof(unit[1]));
- }
-
- return CSS_OK;
-}
-
-css_error parse_border_top_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_color(c, vector, ctx,
- CSS_PROP_BORDER_TOP_COLOR, result);
-}
-
-css_error parse_border_top_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_style(c, vector, ctx,
- CSS_PROP_BORDER_TOP_STYLE, result);
-}
-
-css_error parse_border_top_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_border_side_width(c, vector, ctx,
- CSS_PROP_BORDER_TOP_WIDTH, result);
-}
-
-css_error parse_bottom(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = BOTTOM_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = BOTTOM_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_BOTTOM, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BOTTOM_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_caption_side(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (top, bottom, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[TOP]) {
- value = CAPTION_SIDE_TOP;
- } else if (ident->ilower == c->strings[BOTTOM]) {
- value = CAPTION_SIDE_BOTTOM;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_CAPTION_SIDE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_clear(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (left, right, both, none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[RIGHT]) {
- value = CLEAR_RIGHT;
- } else if (ident->ilower == c->strings[LEFT]) {
- value = CLEAR_LEFT;
- } else if (ident->ilower == c->strings[BOTH]) {
- value = CLEAR_BOTH;
- } else if (ident->ilower == c->strings[NONE]) {
- value = CLEAR_NONE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_CLEAR, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_clip(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- int num_lengths = 0;
- css_fixed length[4] = { 0 };
- uint32_t unit[4] = { 0 };
- uint32_t required_size;
-
- /* FUNCTION(rect) [ [ IDENT(auto) | length ] CHAR(,)? ]{3}
- * [ IDENT(auto) | length ] CHAR{)} |
- * IDENT(auto, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- value = CLIP_AUTO;
- } else if (token->type == CSS_TOKEN_FUNCTION &&
- token->ilower == c->strings[RECT]) {
- int i;
- value = CLIP_SHAPE_RECT;
-
- for (i = 0; i < 4; i++) {
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT) {
- /* Slightly magical way of generating the auto
- * values. These are bits 3-6 of the value. */
- if (token->ilower == c->strings[AUTO])
- value |= 1 << (i + 3);
- else
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
- } else {
- error = parse_unit_specifier(c, vector, ctx,
- UNIT_PX,
- &length[num_lengths],
- &unit[num_lengths]);
- if (error != CSS_OK)
- return error;
-
- if (unit[num_lengths] & UNIT_ANGLE ||
- unit[num_lengths] & UNIT_TIME ||
- unit[num_lengths] & UNIT_FREQ ||
- unit[num_lengths] & UNIT_PCT)
- return CSS_INVALID;
-
- num_lengths++;
- }
-
- consumeWhitespace(vector, ctx);
-
- /* Consume optional comma after first 3 parameters */
- if (i < 3) {
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (tokenIsChar(token, ','))
- parserutils_vector_iterate(vector, ctx);
- }
- }
-
- consumeWhitespace(vector, ctx);
-
- /* Finally, consume closing parenthesis */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ')') == false)
- return CSS_INVALID;
- } else {
- return CSS_INVALID;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_CLIP, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false &&
- (value & CLIP_SHAPE_MASK) == CLIP_SHAPE_RECT) {
- required_size +=
- num_lengths * (sizeof(length[0]) + sizeof(unit[0]));
- }
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false &&
- (value & CLIP_SHAPE_MASK) == CLIP_SHAPE_RECT) {
- int i;
- uint8_t *ptr = ((uint8_t *) (*result)->bytecode) + sizeof(opv);
-
- for (i = 0; i < num_lengths; i++) {
- memcpy(ptr, &length[i], sizeof(length[i]));
- ptr += sizeof(length[i]);
- memcpy(ptr, &unit[i], sizeof(unit[i]));
- ptr += sizeof(unit[i]);
- }
- }
-
- return CSS_OK;
-}
-
-css_error parse_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t colour = 0;
- uint32_t required_size;
-
- /* colour | IDENT (inherit) */
- token= parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags |= FLAG_INHERIT;
- } else {
- error = parse_colour_specifier(c, vector, ctx, &colour);
- if (error != CSS_OK)
- return error;
-
- value = COLOR_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_COLOR, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == COLOR_SET)
- required_size += sizeof(colour);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == COLOR_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &colour, sizeof(colour));
- }
-
- return CSS_OK;
-}
-
-css_error parse_content(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* IDENT(normal, none, inherit) |
- * [
- * IDENT(open-quote, close-quote, no-open-quote, no-close-quote) |
- * STRING | URI |
- * FUNCTION(attr) IDENT ')' |
- * FUNCTION(counter) IDENT IDENT? ')' |
- * FUNCTION(counters) IDENT STRING IDENT? ')'
- * ]+
- */
-
- /* Pass 1: Calculate required size & validate input */
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- parserutils_vector_iterate(vector, &temp_ctx);
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NORMAL]) {
- value = CONTENT_NORMAL;
- parserutils_vector_iterate(vector, &temp_ctx);
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- value = CONTENT_NONE;
- parserutils_vector_iterate(vector, &temp_ctx);
- } else {
- uint32_t len;
-
- error = parse_content_list(c, vector, &temp_ctx, &value,
- NULL, &len);
- if (error != CSS_OK)
- return error;
-
- required_size += len;
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_CONTENT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: construct bytecode */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- (token->ilower == c->strings[INHERIT] ||
- token->ilower == c->strings[NORMAL] ||
- token->ilower == c->strings[NONE])) {
- parserutils_vector_iterate(vector, ctx);
- } else {
- error = parse_content_list(c, vector, ctx, NULL, ptr, NULL);
- if (error != CSS_OK)
- return error;
- }
-
- /* Ensure we skip past !important */
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- return CSS_OK;
-}
-
-css_error parse_counter_increment(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [IDENT <integer>? ]+ | IDENT(none, inherit) */
-
- /* Pass 1: validate input and calculate bytecode size */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else if (token->ilower == c->strings[NONE]) {
- value = COUNTER_INCREMENT_NONE;
- } else {
- bool first = true;
-
- value = COUNTER_INCREMENT_NAMED;
-
- while (token != NULL) {
- lwc_string *name = token->idata;
- css_fixed increment = INTTOFIX(1);
-
- consumeWhitespace(vector, &temp_ctx);
-
- /* Optional integer */
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER)
- return CSS_INVALID;
-
- if (token != NULL && token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
-
- increment = number_from_lwc_string(token->ilower,
- true, &consumed);
-
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, &temp_ctx);
-
- consumeWhitespace(vector, &temp_ctx);
- }
-
- if (first == false) {
- required_size += sizeof(opv);
- }
- required_size += sizeof(name) + sizeof(increment);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- break;
- }
-
- first = false;
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
- }
-
- /* And for the terminator */
- required_size += sizeof(opv);
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_COUNTER_INCREMENT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: construct bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (token->ilower == c->strings[INHERIT] ||
- token->ilower == c->strings[NONE]) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- opv = COUNTER_INCREMENT_NAMED;
-
- while (token != NULL) {
- lwc_string *name = token->idata;
- css_fixed increment = INTTOFIX(1);
-
- consumeWhitespace(vector, ctx);
-
- /* Optional integer */
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER)
- return CSS_INVALID;
-
- if (token != NULL && token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
-
- increment = number_from_lwc_string(token->ilower,
- true, &consumed);
-
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
- }
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(ptr, &name, sizeof(name));
- ptr += sizeof(name);
-
- memcpy(ptr, &increment, sizeof(increment));
- ptr += sizeof(increment);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- break;
- }
-
- first = false;
-
- token = parserutils_vector_iterate(vector, ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
- }
-
- /* And for the terminator */
- opv = COUNTER_INCREMENT_NONE;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- return CSS_OK;
-}
-
-css_error parse_counter_reset(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [IDENT <integer>? ]+ | IDENT(none, inherit) */
-
- /* Pass 1: validate input and calculate bytecode size */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else if (token->ilower == c->strings[NONE]) {
- value = COUNTER_RESET_NONE;
- } else {
- bool first = true;
-
- value = COUNTER_RESET_NAMED;
-
- while (token != NULL) {
- lwc_string *name = token->idata;
- css_fixed increment = INTTOFIX(0);
-
- consumeWhitespace(vector, &temp_ctx);
-
- /* Optional integer */
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER)
- return CSS_INVALID;
-
- if (token != NULL && token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
-
- increment = number_from_lwc_string(token->ilower,
- true, &consumed);
-
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, &temp_ctx);
-
- consumeWhitespace(vector, &temp_ctx);
- }
-
- if (first == false) {
- required_size += sizeof(opv);
- }
- required_size += sizeof(name) + sizeof(increment);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- break;
- }
-
- first = false;
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
- }
-
- /* And for the terminator */
- required_size += sizeof(opv);
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_COUNTER_RESET, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: construct bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (token->ilower == c->strings[INHERIT] ||
- token->ilower == c->strings[NONE]) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- opv = COUNTER_RESET_NAMED;
-
- while (token != NULL) {
- lwc_string *name = token->idata;
- css_fixed increment = INTTOFIX(0);
-
- consumeWhitespace(vector, ctx);
-
- /* Optional integer */
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER)
- return CSS_INVALID;
-
- if (token != NULL && token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
-
- increment = number_from_lwc_string(token->ilower,
- true, &consumed);
-
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
- }
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(ptr, &name, sizeof(name));
- ptr += sizeof(name);
-
- memcpy(ptr, &increment, sizeof(increment));
- ptr += sizeof(increment);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- break;
- }
-
- first = false;
-
- token = parserutils_vector_iterate(vector, ctx);
- if (token != NULL && token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
- }
-
- /* And for the terminator */
- opv = COUNTER_RESET_NONE;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- return CSS_OK;
-}
-
-css_error parse_cue_after(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size;
-
- /* URI | IDENT (none, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- value = CUE_AFTER_NONE;
- } else if (token->type == CSS_TOKEN_URI) {
- value = CUE_AFTER_URI;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_CUE_AFTER, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == CUE_AFTER_URI)
- required_size += sizeof(lwc_string *);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == CUE_AFTER_URI) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy((uint8_t *) (*result)->bytecode + sizeof(opv),
- &token->idata,
- sizeof(lwc_string *));
- }
-
- return CSS_OK;
-}
-
-css_error parse_cue_before(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size;
-
- /* URI | IDENT (none, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- value = CUE_BEFORE_NONE;
- } else if (token->type == CSS_TOKEN_URI) {
- value = CUE_BEFORE_URI;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_CUE_BEFORE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == CUE_BEFORE_URI)
- required_size += sizeof(lwc_string *);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == CUE_BEFORE_URI) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy((uint8_t *) (*result)->bytecode + sizeof(opv),
- &token->idata,
- sizeof(lwc_string *));
- }
-
- return CSS_OK;
-}
-
-css_error parse_cursor(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [ (URI ',')* IDENT(auto, crosshair, default, pointer, move, e-resize,
- * ne-resize, nw-resize, n-resize, se-resize, sw-resize,
- * s-resize, w-resize, text, wait, help, progress) ]
- * | IDENT(inherit)
- */
-
- /* Pass 1: validate input and calculate bytecode size */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else {
- bool first = true;
-
- /* URI* */
- while (token != NULL && token->type == CSS_TOKEN_URI) {
- lwc_string *uri = token->idata;
-
- if (first == false) {
- required_size += sizeof(opv);
- } else {
- value = CURSOR_URI;
- }
- required_size += sizeof(uri);
-
- consumeWhitespace(vector, &temp_ctx);
-
- /* Expect ',' */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || tokenIsChar(token, ',') == false)
- return CSS_INVALID;
-
- consumeWhitespace(vector, &temp_ctx);
-
- /* Expect either URI or IDENT */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- first = false;
- }
-
- /* IDENT */
- if (token != NULL && token->type == CSS_TOKEN_IDENT) {
- if (token->ilower == c->strings[AUTO]) {
- if (first) {
- value = CURSOR_AUTO;
- }
- } else if (token->ilower == c->strings[CROSSHAIR]) {
- if (first) {
- value = CURSOR_CROSSHAIR;
- }
- } else if (token->ilower == c->strings[DEFAULT]) {
- if (first) {
- value = CURSOR_DEFAULT;
- }
- } else if (token->ilower == c->strings[POINTER]) {
- if (first) {
- value = CURSOR_POINTER;
- }
- } else if (token->ilower == c->strings[MOVE]) {
- if (first) {
- value = CURSOR_MOVE;
- }
- } else if (token->ilower == c->strings[E_RESIZE]) {
- if (first) {
- value = CURSOR_E_RESIZE;
- }
- } else if (token->ilower == c->strings[NE_RESIZE]) {
- if (first) {
- value = CURSOR_NE_RESIZE;
- }
- } else if (token->ilower == c->strings[NW_RESIZE]) {
- if (first) {
- value = CURSOR_NW_RESIZE;
- }
- } else if (token->ilower == c->strings[N_RESIZE]) {
- if (first) {
- value = CURSOR_N_RESIZE;
- }
- } else if (token->ilower == c->strings[SE_RESIZE]) {
- if (first) {
- value = CURSOR_SE_RESIZE;
- }
- } else if (token->ilower == c->strings[SW_RESIZE]) {
- if (first) {
- value = CURSOR_SW_RESIZE;
- }
- } else if (token->ilower == c->strings[S_RESIZE]) {
- if (first) {
- value = CURSOR_S_RESIZE;
- }
- } else if (token->ilower == c->strings[W_RESIZE]) {
- if (first) {
- value = CURSOR_W_RESIZE;
- }
- } else if (token->ilower == c->strings[TEXT]) {
- if (first) {
- value = CURSOR_TEXT;
- }
- } else if (token->ilower == c->strings[WAIT]) {
- if (first) {
- value = CURSOR_WAIT;
- }
- } else if (token->ilower == c->strings[HELP]) {
- if (first) {
- value = CURSOR_HELP;
- }
- } else if (token->ilower == c->strings[PROGRESS]) {
- if (first) {
- value = CURSOR_PROGRESS;
- }
- } else {
- return CSS_INVALID;
- }
-
- if (first == false) {
- required_size += sizeof(opv);
- }
- }
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, '!') == false)
- return CSS_INVALID;
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_CURSOR, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: construct bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- /* URI* */
- while (token != NULL && token->type == CSS_TOKEN_URI) {
- lwc_string *uri = token->idata;
-
- if (first == false) {
- opv = CURSOR_URI;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, uri);
- memcpy(ptr, &uri, sizeof(uri));
- ptr += sizeof(uri);
-
- consumeWhitespace(vector, ctx);
-
- /* Expect ',' */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ',') == false)
- return CSS_INVALID;
-
- consumeWhitespace(vector, ctx);
-
- /* Expect either URI or IDENT */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- first = false;
- }
-
- /* IDENT */
- if (token != NULL && token->type == CSS_TOKEN_IDENT) {
- if (token->ilower == c->strings[AUTO]) {
- opv = CURSOR_AUTO;
- } else if (token->ilower == c->strings[CROSSHAIR]) {
- opv = CURSOR_CROSSHAIR;
- } else if (token->ilower == c->strings[DEFAULT]) {
- opv = CURSOR_DEFAULT;
- } else if (token->ilower == c->strings[POINTER]) {
- opv = CURSOR_POINTER;
- } else if (token->ilower == c->strings[MOVE]) {
- opv = CURSOR_MOVE;
- } else if (token->ilower == c->strings[E_RESIZE]) {
- opv = CURSOR_E_RESIZE;
- } else if (token->ilower == c->strings[NE_RESIZE]) {
- opv = CURSOR_NE_RESIZE;
- } else if (token->ilower == c->strings[NW_RESIZE]) {
- opv = CURSOR_NW_RESIZE;
- } else if (token->ilower == c->strings[N_RESIZE]) {
- opv = CURSOR_N_RESIZE;
- } else if (token->ilower == c->strings[SE_RESIZE]) {
- opv = CURSOR_SE_RESIZE;
- } else if (token->ilower == c->strings[SW_RESIZE]) {
- opv = CURSOR_SW_RESIZE;
- } else if (token->ilower == c->strings[S_RESIZE]) {
- opv = CURSOR_S_RESIZE;
- } else if (token->ilower == c->strings[W_RESIZE]) {
- opv = CURSOR_W_RESIZE;
- } else if (token->ilower == c->strings[TEXT]) {
- opv = CURSOR_TEXT;
- } else if (token->ilower == c->strings[WAIT]) {
- opv = CURSOR_WAIT;
- } else if (token->ilower == c->strings[HELP]) {
- opv = CURSOR_HELP;
- } else if (token->ilower == c->strings[PROGRESS]) {
- opv = CURSOR_PROGRESS;
- } else {
- return CSS_INVALID;
- }
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
- }
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!') == false)
- return CSS_INVALID;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- return CSS_OK;
-}
-
-css_error parse_direction(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (ltr, rtl, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[LTR]) {
- value = DIRECTION_LTR;
- } else if (ident->ilower == c->strings[RTL]) {
- value = DIRECTION_RTL;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_DIRECTION, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_display(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (inline, block, list-item, run-in, inline-block, table,
- * inline-table, table-row-group, table-header-group,
- * table-footer-group, table-row, table-column-group, table-column,
- * table-cell, table-caption, none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[INLINE]) {
- value = DISPLAY_INLINE;
- } else if (ident->ilower == c->strings[BLOCK]) {
- value = DISPLAY_BLOCK;
- } else if (ident->ilower == c->strings[LIST_ITEM]) {
- value = DISPLAY_LIST_ITEM;
- } else if (ident->ilower == c->strings[RUN_IN]) {
- value = DISPLAY_RUN_IN;
- } else if (ident->ilower == c->strings[INLINE_BLOCK]) {
- value = DISPLAY_INLINE_BLOCK;
- } else if (ident->ilower == c->strings[TABLE]) {
- value = DISPLAY_TABLE;
- } else if (ident->ilower == c->strings[INLINE_TABLE]) {
- value = DISPLAY_INLINE_TABLE;
- } else if (ident->ilower == c->strings[TABLE_ROW_GROUP]) {
- value = DISPLAY_TABLE_ROW_GROUP;
- } else if (ident->ilower == c->strings[TABLE_HEADER_GROUP]) {
- value = DISPLAY_TABLE_HEADER_GROUP;
- } else if (ident->ilower == c->strings[TABLE_FOOTER_GROUP]) {
- value = DISPLAY_TABLE_FOOTER_GROUP;
- } else if (ident->ilower == c->strings[TABLE_ROW]) {
- value = DISPLAY_TABLE_ROW;
- } else if (ident->ilower == c->strings[TABLE_COLUMN_GROUP]) {
- value = DISPLAY_TABLE_COLUMN_GROUP;
- } else if (ident->ilower == c->strings[TABLE_COLUMN]) {
- value = DISPLAY_TABLE_COLUMN;
- } else if (ident->ilower == c->strings[TABLE_CELL]) {
- value = DISPLAY_TABLE_CELL;
- } else if (ident->ilower == c->strings[TABLE_CAPTION]) {
- value = DISPLAY_TABLE_CAPTION;
- } else if (ident->ilower == c->strings[NONE]) {
- value = DISPLAY_NONE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_DISPLAY, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_elevation(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* angle | IDENT(below, level, above, higher, lower, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[BELOW]) {
- parserutils_vector_iterate(vector, ctx);
- value = ELEVATION_BELOW;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LEVEL]) {
- parserutils_vector_iterate(vector, ctx);
- value = ELEVATION_LEVEL;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[ABOVE]) {
- parserutils_vector_iterate(vector, ctx);
- value = ELEVATION_ABOVE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[HIGHER]) {
- parserutils_vector_iterate(vector, ctx);
- value = ELEVATION_HIGHER;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LOWER]) {
- parserutils_vector_iterate(vector, ctx);
- value = ELEVATION_LOWER;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_DEG,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_ANGLE) == false)
- return CSS_INVALID;
-
- /* Valid angles lie between -90 and 90 degrees */
- if (unit == UNIT_DEG) {
- if (length < FMULI(F_90, -1) || length > F_90)
- return CSS_INVALID;
- } else if (unit == UNIT_GRAD) {
- if (length < FMULI(F_100, -1) || length > F_100)
- return CSS_INVALID;
- } else if (unit == UNIT_RAD) {
- if (length < FMULI(F_PI_2, -1) || length > F_PI_2)
- return CSS_INVALID;
- }
-
- value = ELEVATION_ANGLE;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_ELEVATION, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == ELEVATION_ANGLE)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == ELEVATION_ANGLE) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_empty_cells(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (show, hide, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[SHOW]) {
- value = EMPTY_CELLS_SHOW;
- } else if (ident->ilower == c->strings[HIDE]) {
- value = EMPTY_CELLS_HIDE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_EMPTY_CELLS, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_float(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (left, right, none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[LEFT]) {
- value = FLOAT_LEFT;
- } else if (ident->ilower == c->strings[RIGHT]) {
- value = FLOAT_RIGHT;
- } else if (ident->ilower == c->strings[NONE]) {
- value = FLOAT_NONE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_FLOAT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_font_family(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [ IDENT+ | STRING ] [ ',' [ IDENT+ | STRING ] ]* | IDENT(inherit)
- *
- * In the case of IDENT+, any whitespace between tokens is collapsed to
- * a single space
- *
- * \todo Mozilla makes the comma optional.
- * Perhaps this is a quirk we should inherit?
- */
-
- /* Pass 1: validate input and calculate space */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else {
- bool first = true;
-
- while (token != NULL) {
- if (token->type == CSS_TOKEN_IDENT) {
- if (first == false) {
- required_size += sizeof(opv);
- }
-
- if (token->ilower == c->strings[SERIF]) {
- if (first) {
- value = FONT_FAMILY_SERIF;
- }
- } else if (token->ilower ==
- c->strings[SANS_SERIF]) {
- if (first) {
- value = FONT_FAMILY_SANS_SERIF;
- }
- } else if (token->ilower ==
- c->strings[CURSIVE]) {
- if (first) {
- value = FONT_FAMILY_CURSIVE;
- }
- } else if (token->ilower ==
- c->strings[FANTASY]) {
- if (first) {
- value = FONT_FAMILY_FANTASY;
- }
- } else if (token->ilower ==
- c->strings[MONOSPACE]) {
- if (first) {
- value = FONT_FAMILY_MONOSPACE;
- }
- } else {
- if (first) {
- value = FONT_FAMILY_IDENT_LIST;
- }
-
- required_size +=
- sizeof(lwc_string *);
-
- /* Skip past [ IDENT* S* ]* */
- while (token != NULL) {
- token = parserutils_vector_peek(
- vector,
- temp_ctx);
- if (token == NULL ||
- (token->type !=
- CSS_TOKEN_IDENT &&
- token->type !=
- CSS_TOKEN_S)) {
- break;
- }
-
- /* idents must not match
- * generic families */
- if (token->type == CSS_TOKEN_IDENT &&
- (token->ilower == c->strings[SERIF] ||
- token->ilower == c->strings[SANS_SERIF] ||
- token->ilower == c->strings[CURSIVE] ||
- token->ilower == c->strings[FANTASY] ||
- token->ilower == c->strings[MONOSPACE]))
- return CSS_INVALID;
- token = parserutils_vector_iterate(
- vector, &temp_ctx);
- }
- }
- } else if (token->type == CSS_TOKEN_STRING) {
- if (first == false) {
- required_size += sizeof(opv);
- } else {
- value = FONT_FAMILY_STRING;
- }
-
- required_size +=
- sizeof(lwc_string *);
- } else {
- return CSS_INVALID;
- }
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, ',') == false &&
- tokenIsChar(token, '!') == false) {
- return CSS_INVALID;
- }
-
- if (token != NULL && tokenIsChar(token, ',')) {
- parserutils_vector_iterate(vector, &temp_ctx);
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector,
- temp_ctx);
- if (token == NULL || tokenIsChar(token, '!'))
- return CSS_INVALID;
- }
-
- first = false;
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, '!'))
- break;
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
- }
-
- required_size += sizeof(opv);
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_FONT_FAMILY, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: populate bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING)) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- while (token != NULL) {
- if (token->type == CSS_TOKEN_IDENT) {
- lwc_string *tok_idata = token->idata;
- lwc_string *name = tok_idata;
- lwc_string *newname;
-
- if (token->ilower == c->strings[SERIF]) {
- opv = FONT_FAMILY_SERIF;
- } else if (token->ilower ==
- c->strings[SANS_SERIF]) {
- opv = FONT_FAMILY_SANS_SERIF;
- } else if (token->ilower ==
- c->strings[CURSIVE]) {
- opv = FONT_FAMILY_CURSIVE;
- } else if (token->ilower ==
- c->strings[FANTASY]) {
- opv = FONT_FAMILY_FANTASY;
- } else if (token->ilower ==
- c->strings[MONOSPACE]) {
- opv = FONT_FAMILY_MONOSPACE;
- } else {
- uint16_t len = lwc_string_length(token->idata);
- const css_token *temp_token = token;
- lwc_error lerror;
- uint8_t *buf;
- uint8_t *p;
-
- temp_ctx = *ctx;
-
- opv = FONT_FAMILY_IDENT_LIST;
-
- /* Build string from idents */
- while (temp_token != NULL) {
- temp_token = parserutils_vector_peek(
- vector, temp_ctx);
- if (temp_token == NULL ||
- (temp_token->type !=
- CSS_TOKEN_IDENT &&
- temp_token->type !=
- CSS_TOKEN_S)) {
- break;
- }
-
- if (temp_token->type ==
- CSS_TOKEN_IDENT) {
- len += lwc_string_length(temp_token->idata);
- } else {
- len += 1;
- }
-
- temp_token = parserutils_vector_iterate(
- vector, &temp_ctx);
- }
-
- /** \todo Don't use alloca */
- buf = alloca(len);
- p = buf;
-
- memcpy(p, lwc_string_data(token->idata), lwc_string_length(token->idata));
- p += lwc_string_length(token->idata);
-
- while (token != NULL) {
- token = parserutils_vector_peek(
- vector, *ctx);
- if (token == NULL ||
- (token->type !=
- CSS_TOKEN_IDENT &&
- token->type !=
- CSS_TOKEN_S)) {
- break;
- }
-
- if (token->type ==
- CSS_TOKEN_IDENT) {
- memcpy(p,
- lwc_string_data(token->idata),
- lwc_string_length(token->idata));
- p += lwc_string_length(token->idata);
- } else {
- *p++ = ' ';
- }
-
- token = parserutils_vector_iterate(
- vector, ctx);
- }
-
- /* Strip trailing whitespace */
- while (p > buf && p[-1] == ' ')
- p--;
-
- /* Insert into hash, if it's different
- * from the name we already have */
-
- lerror = lwc_context_intern(c->sheet->dictionary,
- (char *)buf, len, &newname);
- if (lerror != lwc_error_ok) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return css_error_from_lwc_error(lerror);
- }
-
- if (newname == name)
- lwc_context_string_unref(c->sheet->dictionary,
- newname);
-
- name = newname;
-
- }
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- if (opv == FONT_FAMILY_IDENT_LIST) {
- /* Only ref 'name' again if the token owns it,
- * otherwise we already own the only ref to the
- * new name generated above.
- */
- if (name == tok_idata)
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(ptr, &name, sizeof(name));
- ptr += sizeof(name);
- }
- } else if (token->type == CSS_TOKEN_STRING) {
- opv = FONT_FAMILY_STRING;
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy(ptr, &token->idata,
- sizeof(token->idata));
- ptr += sizeof(token->idata);
- } else {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, ',') == false &&
- tokenIsChar(token, '!') == false) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- if (token != NULL && tokenIsChar(token, ',')) {
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- css_stylesheet_style_destroy(c->sheet,
- *result);
- *result = NULL;
- return CSS_INVALID;
- }
- }
-
- first = false;
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!'))
- break;
-
- token = parserutils_vector_iterate(vector, ctx);
- }
-
- /* Write terminator */
- opv = FONT_FAMILY_END;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return error;
- }
-
- return CSS_OK;
-}
-
-css_error parse_font_size(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(xx-small, x-small, small, medium,
- * large, x-large, xx-large, larger, smaller, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[XX_SMALL]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_XX_SMALL;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_SMALL]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_X_SMALL;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SMALL]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_SMALL;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MEDIUM]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_MEDIUM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LARGE]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_LARGE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_LARGE]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_X_LARGE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[XX_LARGE]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_XX_LARGE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LARGER]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_LARGER;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SMALLER]) {
- parserutils_vector_iterate(vector, ctx);
- value = FONT_SIZE_SMALLER;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are not permitted */
- if (length < 0)
- return CSS_INVALID;
-
- value = FONT_SIZE_DIMENSION;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_FONT_SIZE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == FONT_SIZE_DIMENSION)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == FONT_SIZE_DIMENSION) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_font_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (normal, italic, oblique, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NORMAL]) {
- value = FONT_STYLE_NORMAL;
- } else if (ident->ilower == c->strings[ITALIC]) {
- value = FONT_STYLE_ITALIC;
- } else if (ident->ilower == c->strings[OBLIQUE]) {
- value = FONT_STYLE_OBLIQUE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_FONT_STYLE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_font_variant(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (normal, small-caps, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NORMAL]) {
- value = FONT_VARIANT_NORMAL;
- } else if (ident->ilower == c->strings[SMALL_CAPS]) {
- value = FONT_VARIANT_SMALL_CAPS;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_FONT_VARIANT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_font_weight(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* NUMBER (100, 200, 300, 400, 500, 600, 700, 800, 900) |
- * IDENT (normal, bold, bolder, lighter, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- css_fixed num = number_from_lwc_string(token->ilower, true, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
- switch (FIXTOINT(num)) {
- case 100: value = FONT_WEIGHT_100; break;
- case 200: value = FONT_WEIGHT_200; break;
- case 300: value = FONT_WEIGHT_300; break;
- case 400: value = FONT_WEIGHT_400; break;
- case 500: value = FONT_WEIGHT_500; break;
- case 600: value = FONT_WEIGHT_600; break;
- case 700: value = FONT_WEIGHT_700; break;
- case 800: value = FONT_WEIGHT_800; break;
- case 900: value = FONT_WEIGHT_900; break;
- default: return CSS_INVALID;
- }
- } else if (token->ilower == c->strings[NORMAL]) {
- value = FONT_WEIGHT_NORMAL;
- } else if (token->ilower == c->strings[BOLD]) {
- value = FONT_WEIGHT_BOLD;
- } else if (token->ilower == c->strings[BOLDER]) {
- value = FONT_WEIGHT_BOLDER;
- } else if (token->ilower == c->strings[LIGHTER]) {
- value = FONT_WEIGHT_LIGHTER;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_FONT_WEIGHT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_height(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = HEIGHT_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative height is illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = HEIGHT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_HEIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == HEIGHT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == HEIGHT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_left(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = LEFT_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = LEFT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_LEFT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == LEFT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == LEFT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_letter_spacing(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | IDENT(normal, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NORMAL]) {
- parserutils_vector_iterate(vector, ctx);
- value = LETTER_SPACING_NORMAL;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ ||
- unit & UNIT_PCT)
- return CSS_INVALID;
-
- value = LETTER_SPACING_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_LETTER_SPACING, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == LETTER_SPACING_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == LETTER_SPACING_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_line_height(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* number | length | percentage | IDENT(normal, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NORMAL]) {
- parserutils_vector_iterate(vector, ctx);
- value = LINE_HEIGHT_NORMAL;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- length = number_from_lwc_string(token->ilower, false, &consumed);
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
- value = LINE_HEIGHT_NUMBER;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = LINE_HEIGHT_DIMENSION;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_LINE_HEIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == LINE_HEIGHT_NUMBER)
- required_size += sizeof(length);
- else if ((flags & FLAG_INHERIT) == false &&
- value == LINE_HEIGHT_DIMENSION)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && (value == LINE_HEIGHT_NUMBER ||
- value == LINE_HEIGHT_DIMENSION))
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- if ((flags & FLAG_INHERIT) == false && value == LINE_HEIGHT_DIMENSION)
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
-
- return CSS_OK;
-}
-
-css_error parse_list_style_image(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size;
-
- /* URI | IDENT (none, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- value = LIST_STYLE_IMAGE_NONE;
- } else if (token->type == CSS_TOKEN_URI) {
- value = LIST_STYLE_IMAGE_URI;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_LIST_STYLE_IMAGE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == LIST_STYLE_IMAGE_URI)
- required_size += sizeof(lwc_string *);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == LIST_STYLE_IMAGE_URI) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy((uint8_t *) (*result)->bytecode + sizeof(opv),
- &token->idata,
- sizeof(lwc_string *));
- }
-
- return CSS_OK;
-}
-
-css_error parse_list_style_position(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (inside, outside, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[INSIDE]) {
- value = LIST_STYLE_POSITION_INSIDE;
- } else if (ident->ilower == c->strings[OUTSIDE]) {
- value = LIST_STYLE_POSITION_OUTSIDE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_LIST_STYLE_POSITION, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_list_style_type(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (disc, circle, square, decimal, decimal-leading-zero,
- * lower-roman, upper-roman, lower-greek, lower-latin,
- * upper-latin, armenian, georgian, lower-alpha, upper-alpha,
- * none, inherit)
- */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else {
- error = parse_list_style_type_value(c, ident, &value);
- if (error != CSS_OK)
- return error;
- }
-
- opv = buildOPV(CSS_PROP_LIST_STYLE_TYPE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_margin_bottom(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_margin_side(c, vector, ctx,
- CSS_PROP_MARGIN_BOTTOM, result);
-}
-
-css_error parse_margin_left(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_margin_side(c, vector, ctx, CSS_PROP_MARGIN_LEFT, result);
-}
-
-css_error parse_margin_right(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_margin_side(c, vector, ctx, CSS_PROP_MARGIN_RIGHT, result);
-}
-
-css_error parse_margin_top(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_margin_side(c, vector, ctx, CSS_PROP_MARGIN_TOP, result);
-}
-
-css_error parse_max_height(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(none, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- parserutils_vector_iterate(vector, ctx);
- value = MAX_HEIGHT_NONE;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = MAX_HEIGHT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_MAX_HEIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == MAX_HEIGHT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == MAX_HEIGHT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_max_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(none, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NONE]) {
- parserutils_vector_iterate(vector, ctx);
- value = MAX_WIDTH_NONE;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = MAX_WIDTH_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_MAX_WIDTH, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == MAX_WIDTH_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags && FLAG_INHERIT) == false && value == MAX_WIDTH_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_min_height(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = MIN_HEIGHT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_MIN_HEIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == MIN_HEIGHT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == MIN_HEIGHT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_min_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = MIN_WIDTH_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_MIN_WIDTH, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == MIN_WIDTH_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == MIN_WIDTH_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_orphans(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* <integer> | IDENT (inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, true, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Negative values are nonsensical */
- if (num < 0)
- return CSS_INVALID;
-
- value = ORPHANS_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_ORPHANS, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == ORPHANS_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == ORPHANS_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_outline_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t colour = 0;
- uint32_t required_size;
-
- /* colour | IDENT (invert, inherit) */
- token= parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INVERT]) {
- parserutils_vector_iterate(vector, ctx);
- value = OUTLINE_COLOR_INVERT;
- } else {
- error = parse_colour_specifier(c, vector, ctx, &colour);
- if (error != CSS_OK)
- return error;
-
- value = OUTLINE_COLOR_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_OUTLINE_COLOR, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == OUTLINE_COLOR_SET)
- required_size += sizeof(colour);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == OUTLINE_COLOR_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &colour, sizeof(colour));
- }
-
- return CSS_OK;
-}
-
-css_error parse_outline_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- uint32_t opv;
- uint16_t value;
-
- /* Parse as a border style */
- error = parse_border_side_style(c, vector, ctx,
- CSS_PROP_OUTLINE_STYLE, result);
- if (error != CSS_OK)
- return error;
-
- opv = *((uint32_t *) (*result)->bytecode);
-
- value = getValue(opv);
-
- /* Hidden is invalid */
- if (value == BORDER_STYLE_HIDDEN)
- return CSS_INVALID;
-
- return CSS_OK;
-}
-
-css_error parse_outline_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- /* Parse as border width */
- return parse_border_side_width(c, vector, ctx,
- CSS_PROP_OUTLINE_WIDTH, result);
-}
-
-css_error parse_overflow(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (visible, hidden, scroll, auto, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[VISIBLE]) {
- value = OVERFLOW_VISIBLE;
- } else if (ident->ilower == c->strings[HIDDEN]) {
- value = OVERFLOW_HIDDEN;
- } else if (ident->ilower == c->strings[SCROLL]) {
- value = OVERFLOW_SCROLL;
- } else if (ident->ilower == c->strings[AUTO]) {
- value = OVERFLOW_AUTO;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_OVERFLOW, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_padding_bottom(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_padding_side(c, vector, ctx,
- CSS_PROP_PADDING_BOTTOM, result);
-}
-
-css_error parse_padding_left(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_padding_side(c, vector, ctx,
- CSS_PROP_PADDING_LEFT, result);
-}
-
-css_error parse_padding_right(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_padding_side(c, vector, ctx,
- CSS_PROP_PADDING_RIGHT, result);
-}
-
-css_error parse_padding_top(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- return parse_padding_side(c, vector, ctx,
- CSS_PROP_PADDING_TOP, result);
-}
-
-css_error parse_page_break_after(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (auto, always, avoid, left, right, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[AUTO]) {
- value = PAGE_BREAK_AFTER_AUTO;
- } else if (ident->ilower == c->strings[ALWAYS]) {
- value = PAGE_BREAK_AFTER_ALWAYS;
- } else if (ident->ilower == c->strings[AVOID]) {
- value = PAGE_BREAK_AFTER_AVOID;
- } else if (ident->ilower == c->strings[LEFT]) {
- value = PAGE_BREAK_AFTER_LEFT;
- } else if (ident->ilower == c->strings[RIGHT]) {
- value = PAGE_BREAK_AFTER_RIGHT;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_PAGE_BREAK_AFTER, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_page_break_before(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (auto, always, avoid, left, right, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[AUTO]) {
- value = PAGE_BREAK_BEFORE_AUTO;
- } else if (ident->ilower == c->strings[ALWAYS]) {
- value = PAGE_BREAK_BEFORE_ALWAYS;
- } else if (ident->ilower == c->strings[AVOID]) {
- value = PAGE_BREAK_BEFORE_AVOID;
- } else if (ident->ilower == c->strings[LEFT]) {
- value = PAGE_BREAK_BEFORE_LEFT;
- } else if (ident->ilower == c->strings[RIGHT]) {
- value = PAGE_BREAK_BEFORE_RIGHT;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_PAGE_BREAK_BEFORE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_page_break_inside(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (auto, avoid, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[AUTO]) {
- value = PAGE_BREAK_INSIDE_AUTO;
- } else if (ident->ilower == c->strings[AVOID]) {
- value = PAGE_BREAK_INSIDE_AVOID;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_PAGE_BREAK_INSIDE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_pause_after(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* time | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_S,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_TIME) == false && (unit & UNIT_PCT) == false)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = PAUSE_AFTER_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_PAUSE_AFTER, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == PAUSE_AFTER_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == PAUSE_AFTER_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_pause_before(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* time | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_S,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_TIME) == false && (unit & UNIT_PCT) == false)
- return CSS_INVALID;
-
- /* Negative values are illegal */
- if (length < 0)
- return CSS_INVALID;
-
- value = PAUSE_BEFORE_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_PAUSE_BEFORE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == PAUSE_BEFORE_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == PAUSE_BEFORE_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_pitch_range(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* number | IDENT (inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, false, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Must be between 0 and 100 */
- if (num < 0 || num > F_100)
- return CSS_INVALID;
-
- value = PITCH_RANGE_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_PITCH_RANGE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == PITCH_RANGE_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == PITCH_RANGE_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_pitch(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* frequency | IDENT(x-low, low, medium, high, x-high, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_LOW]) {
- parserutils_vector_iterate(vector, ctx);
- value = PITCH_X_LOW;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LOW]) {
- parserutils_vector_iterate(vector, ctx);
- value = PITCH_LOW;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MEDIUM]) {
- parserutils_vector_iterate(vector, ctx);
- value = PITCH_MEDIUM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[HIGH]) {
- parserutils_vector_iterate(vector, ctx);
- value = PITCH_HIGH;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_HIGH]) {
- parserutils_vector_iterate(vector, ctx);
- value = PITCH_X_HIGH;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_HZ,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_FREQ) == false)
- return CSS_INVALID;
-
- /* Negative values are invalid */
- if (length < 0)
- return CSS_INVALID;
-
- value = PITCH_FREQUENCY;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_PITCH, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == PITCH_FREQUENCY)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == PITCH_FREQUENCY) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_play_during(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size;
- lwc_string *uri;
-
- /* URI [ IDENT(mix) || IDENT(repeat) ]? | IDENT(auto,none,inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_URI))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT) {
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->ilower == c->strings[NONE]) {
- value = PLAY_DURING_NONE;
- } else if (token->ilower == c->strings[AUTO]) {
- value = PLAY_DURING_AUTO;
- } else
- return CSS_INVALID;
- } else {
- int flags;
-
- value = PLAY_DURING_URI;
- uri = token->idata;
-
- for (flags = 0; flags < 2; flags++) {
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && token->type == CSS_TOKEN_IDENT) {
- if (token->ilower == c->strings[MIX]) {
- if ((value & PLAY_DURING_MIX) == 0)
- value |= PLAY_DURING_MIX;
- else
- return CSS_INVALID;
- } else if (token->ilower ==
- c->strings[REPEAT]) {
- if ((value & PLAY_DURING_REPEAT) == 0)
- value |= PLAY_DURING_REPEAT;
- else
- return CSS_INVALID;
- } else
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
- }
- }
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_PLAY_DURING, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false &&
- (value & PLAY_DURING_TYPE_MASK) == PLAY_DURING_URI)
- required_size += sizeof(lwc_string *);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false &&
- (value & PLAY_DURING_TYPE_MASK) == PLAY_DURING_URI) {
- lwc_context_string_ref(c->sheet->dictionary, uri);
- memcpy((uint8_t *) (*result)->bytecode + sizeof(opv),
- &uri, sizeof(lwc_string *));
- }
-
- return CSS_OK;
-}
-
-css_error parse_position(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (static, relative, absolute, fixed, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[STATIC]) {
- value = POSITION_STATIC;
- } else if (ident->ilower == c->strings[RELATIVE]) {
- value = POSITION_RELATIVE;
- } else if (ident->ilower == c->strings[ABSOLUTE]) {
- value = POSITION_ABSOLUTE;
- } else if (ident->ilower == c->strings[FIXED]) {
- value = POSITION_FIXED;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_POSITION, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_quotes(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [ STRING STRING ]+ | IDENT(none,inherit) */
-
- /* Pass 1: validate input and calculate bytecode size */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT) {
- if (token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else if (token->ilower == c->strings[NONE]) {
- value = QUOTES_NONE;
- } else
- return CSS_INVALID;
- } else {
- bool first = true;
-
- /* [ STRING STRING ] + */
- while (token != NULL && token->type == CSS_TOKEN_STRING) {
- lwc_string *open = token->idata;
- lwc_string *close;
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token == NULL || token->type != CSS_TOKEN_STRING)
- return CSS_INVALID;
-
- close = token->idata;
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
-
- consumeWhitespace(vector, &temp_ctx);
-
- if (first == false) {
- required_size += sizeof(opv);
- } else {
- value = QUOTES_STRING;
- }
- required_size += sizeof(open) + sizeof(close);
-
- first = false;
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token == NULL || token->type != CSS_TOKEN_STRING)
- break;
- token = parserutils_vector_iterate(vector, &temp_ctx);
- }
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, '!') == false)
- return CSS_INVALID;
-
- /* Terminator */
- required_size += sizeof(opv);
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_QUOTES, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: construct bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- /* [ STRING STRING ]+ */
- while (token != NULL && token->type == CSS_TOKEN_STRING) {
- lwc_string *open = token->idata;
- lwc_string *close;
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || token->type != CSS_TOKEN_STRING)
- return CSS_INVALID;
-
- close = token->idata;
-
- token = parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- if (first == false) {
- opv = QUOTES_STRING;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, open);
- memcpy(ptr, &open, sizeof(open));
- ptr += sizeof(open);
-
- lwc_context_string_ref(c->sheet->dictionary, close);
- memcpy(ptr, &close, sizeof(close));
- ptr += sizeof(close);
-
- first = false;
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || token->type != CSS_TOKEN_STRING)
- break;
- token = parserutils_vector_iterate(vector, ctx);
- }
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!') == false)
- return CSS_INVALID;
-
- /* Terminator */
- opv = QUOTES_NONE;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- return CSS_OK;
-}
-
-css_error parse_richness(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* number | IDENT (inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, false, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Must be between 0 and 100 */
- if (num < 0 || num > F_100)
- return CSS_INVALID;
-
- value = RICHNESS_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_RICHNESS, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == RICHNESS_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == RICHNESS_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_right(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = RIGHT_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = RIGHT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_RIGHT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == RIGHT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == RIGHT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_speak_header(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (once, always, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[ONCE]) {
- value = SPEAK_HEADER_ONCE;
- } else if (ident->ilower == c->strings[ALWAYS]) {
- value = SPEAK_HEADER_ALWAYS;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_SPEAK_HEADER, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_speak_numeral(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (digits, continuous, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[DIGITS]) {
- value = SPEAK_NUMERAL_DIGITS;
- } else if (ident->ilower == c->strings[CONTINUOUS]) {
- value = SPEAK_NUMERAL_CONTINUOUS;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_SPEAK_NUMERAL, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_speak_punctuation(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (code, none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[CODE]) {
- value = SPEAK_PUNCTUATION_CODE;
- } else if (ident->ilower == c->strings[NONE]) {
- value = SPEAK_PUNCTUATION_NONE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_SPEAK_PUNCTUATION, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_speak(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (normal, none, spell-out, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NORMAL]) {
- value = SPEAK_NORMAL;
- } else if (ident->ilower == c->strings[NONE]) {
- value = SPEAK_NONE;
- } else if (ident->ilower == c->strings[SPELL_OUT]) {
- value = SPEAK_SPELL_OUT;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_SPEAK, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_speech_rate(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* number | IDENT (x-slow, slow, medium, fast, x-fast, faster, slower,
- * inherit)
- */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_SLOW]) {
- value = SPEECH_RATE_X_SLOW;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SLOW]) {
- value = SPEECH_RATE_SLOW;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MEDIUM]) {
- value = SPEECH_RATE_MEDIUM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[FAST]) {
- value = SPEECH_RATE_FAST;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_FAST]) {
- value = SPEECH_RATE_X_FAST;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[FASTER]) {
- value = SPEECH_RATE_FASTER;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SLOWER]) {
- value = SPEECH_RATE_SLOWER;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, false, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Make negative values invalid */
- if (num < 0)
- return CSS_INVALID;
-
- value = SPEECH_RATE_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_SPEECH_RATE, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == SPEECH_RATE_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == SPEECH_RATE_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_stress(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* number | IDENT (inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, false, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- if (num < 0 || num > INTTOFIX(100))
- return CSS_INVALID;
-
- value = STRESS_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_STRESS, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == STRESS_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == STRESS_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_table_layout(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (auto, fixed, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[AUTO]) {
- value = TABLE_LAYOUT_AUTO;
- } else if (ident->ilower == c->strings[FIXED]) {
- value = TABLE_LAYOUT_FIXED;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_TABLE_LAYOUT, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_text_align(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (left, right, center, justify, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[LEFT]) {
- value = TEXT_ALIGN_LEFT;
- } else if (ident->ilower == c->strings[RIGHT]) {
- value = TEXT_ALIGN_RIGHT;
- } else if (ident->ilower == c->strings[CENTER]) {
- value = TEXT_ALIGN_CENTER;
- } else if (ident->ilower == c->strings[JUSTIFY]) {
- value = TEXT_ALIGN_JUSTIFY;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_TEXT_ALIGN, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_text_decoration(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT([ underline || overline || line-through || blink ])
- * | IDENT (none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NONE]) {
- value = TEXT_DECORATION_NONE;
- } else {
- while (ident != NULL) {
- if (ident->ilower == c->strings[UNDERLINE]) {
- if ((value & TEXT_DECORATION_UNDERLINE) == 0)
- value |= TEXT_DECORATION_UNDERLINE;
- else
- return CSS_INVALID;
- } else if (ident->ilower == c->strings[OVERLINE]) {
- if ((value & TEXT_DECORATION_OVERLINE) == 0)
- value |= TEXT_DECORATION_OVERLINE;
- else
- return CSS_INVALID;
- } else if (ident->ilower == c->strings[LINE_THROUGH]) {
- if ((value & TEXT_DECORATION_LINE_THROUGH) == 0)
- value |= TEXT_DECORATION_LINE_THROUGH;
- else
- return CSS_INVALID;
- } else if (ident->ilower == c->strings[BLINK]) {
- if ((value & TEXT_DECORATION_BLINK) == 0)
- value |= TEXT_DECORATION_BLINK;
- else
- return CSS_INVALID;
- } else
- return CSS_INVALID;
-
- consumeWhitespace(vector, ctx);
-
- ident = parserutils_vector_peek(vector, *ctx);
- if (ident != NULL && ident->type != CSS_TOKEN_IDENT)
- break;
- ident = parserutils_vector_iterate(vector, ctx);
- }
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_TEXT_DECORATION, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_text_indent(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = TEXT_INDENT_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_TEXT_INDENT, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == TEXT_INDENT_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == TEXT_INDENT_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_text_transform(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (capitalize, uppercase, lowercase, none, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[CAPITALIZE]) {
- value = TEXT_TRANSFORM_CAPITALIZE;
- } else if (ident->ilower == c->strings[UPPERCASE]) {
- value = TEXT_TRANSFORM_UPPERCASE;
- } else if (ident->ilower == c->strings[LOWERCASE]) {
- value = TEXT_TRANSFORM_LOWERCASE;
- } else if (ident->ilower == c->strings[NONE]) {
- value = TEXT_TRANSFORM_NONE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_TEXT_TRANSFORM, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_top(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = TOP_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = TOP_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_TOP, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == TOP_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == TOP_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_unicode_bidi(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (normal, embed, bidi-override, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NORMAL]) {
- value = UNICODE_BIDI_NORMAL;
- } else if (ident->ilower == c->strings[EMBED]) {
- value = UNICODE_BIDI_EMBED;
- } else if (ident->ilower == c->strings[BIDI_OVERRIDE]) {
- value = UNICODE_BIDI_BIDI_OVERRIDE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_UNICODE_BIDI, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_vertical_align(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(baseline, sub, super, top, text-top,
- * middle, bottom, text-bottom, inherit)
- */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[BASELINE]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_BASELINE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SUB]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_SUB;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SUPER]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_SUPER;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[TOP]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_TOP;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[TEXT_TOP]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_TEXT_TOP;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MIDDLE]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_MIDDLE;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[BOTTOM]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_BOTTOM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[TEXT_BOTTOM]) {
- parserutils_vector_iterate(vector, ctx);
- value = VERTICAL_ALIGN_TEXT_BOTTOM;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = VERTICAL_ALIGN_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_VERTICAL_ALIGN, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == VERTICAL_ALIGN_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == VERTICAL_ALIGN_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_visibility(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (visible, hidden, collapse, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[VISIBLE]) {
- value = VISIBILITY_VISIBLE;
- } else if (ident->ilower == c->strings[HIDDEN]) {
- value = VISIBILITY_HIDDEN;
- } else if (ident->ilower == c->strings[COLLAPSE]) {
- value = VISIBILITY_COLLAPSE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_VISIBILITY, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_voice_family(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- uint32_t required_size = sizeof(opv);
- int temp_ctx = *ctx;
- uint8_t *ptr;
-
- /* [ IDENT+ | STRING ] [ ',' [ IDENT+ | STRING ] ]* | IDENT(inherit)
- *
- * In the case of IDENT+, any whitespace between tokens is collapsed to
- * a single space
- */
-
- /* Pass 1: validate input and calculate space */
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING))
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags = FLAG_INHERIT;
- } else {
- bool first = true;
-
- while (token != NULL) {
- if (token->type == CSS_TOKEN_IDENT) {
- if (first == false) {
- required_size += sizeof(opv);
- }
-
- if (token->ilower == c->strings[MALE]) {
- if (first) {
- value = VOICE_FAMILY_MALE;
- }
- } else if (token->ilower ==
- c->strings[FEMALE]) {
- if (first) {
- value = VOICE_FAMILY_FEMALE;
- }
- } else if (token->ilower == c->strings[CHILD]) {
- if (first) {
- value = VOICE_FAMILY_CHILD;
- }
- } else {
- if (first) {
- value = VOICE_FAMILY_IDENT_LIST;
- }
-
- required_size +=
- sizeof(lwc_string *);
-
- /* Skip past [ IDENT* S* ]* */
- while (token != NULL) {
- token = parserutils_vector_peek(
- vector,
- temp_ctx);
- if (token != NULL &&
- token->type !=
- CSS_TOKEN_IDENT &&
- token->type !=
- CSS_TOKEN_S) {
- break;
- }
-
- /* idents must not match
- * generic families */
- if (token != NULL && token->type == CSS_TOKEN_IDENT &&
- (token->ilower == c->strings[MALE] ||
- token->ilower == c->strings[FEMALE] ||
- token->ilower == c->strings[CHILD]))
- return CSS_INVALID;
- token = parserutils_vector_iterate(
- vector, &temp_ctx);
- }
- }
- } else if (token->type == CSS_TOKEN_STRING) {
- if (first == false) {
- required_size += sizeof(opv);
- } else {
- value = VOICE_FAMILY_STRING;
- }
-
- required_size +=
- sizeof(lwc_string *);
- } else {
- return CSS_INVALID;
- }
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, ',') == false &&
- tokenIsChar(token, '!') == false) {
- return CSS_INVALID;
- }
-
- if (token != NULL && tokenIsChar(token, ',')) {
- parserutils_vector_iterate(vector, &temp_ctx);
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_peek(vector,
- temp_ctx);
- if (token == NULL || tokenIsChar(token, '!'))
- return CSS_INVALID;
- }
-
- first = false;
-
- token = parserutils_vector_peek(vector, temp_ctx);
- if (token != NULL && tokenIsChar(token, '!'))
- break;
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
- }
-
- required_size += sizeof(opv);
- }
-
- error = parse_important(c, vector, &temp_ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_VOICE_FAMILY, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy OPV to bytecode */
- ptr = (*result)->bytecode;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
-
- /* Pass 2: populate bytecode */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_STRING)) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- /* Nothing to do */
- } else {
- bool first = true;
-
- while (token != NULL) {
- if (token->type == CSS_TOKEN_IDENT) {
- lwc_string *tok_idata = token->idata;
- lwc_string *name = tok_idata;
- lwc_string *newname;
-
- if (token->ilower == c->strings[MALE]) {
- opv = VOICE_FAMILY_MALE;
- } else if (token->ilower ==
- c->strings[FEMALE]) {
- opv = VOICE_FAMILY_FEMALE;
- } else if (token->ilower == c->strings[CHILD]) {
- opv = VOICE_FAMILY_CHILD;
- } else {
- uint16_t len = lwc_string_length(token->idata);
- const css_token *temp_token = token;
- lwc_error lerror;
- uint8_t *buf;
- uint8_t *p;
-
- temp_ctx = *ctx;
-
- opv = VOICE_FAMILY_IDENT_LIST;
-
- /* Build string from idents */
- while (temp_token != NULL) {
- temp_token = parserutils_vector_peek(
- vector, temp_ctx);
- if (temp_token != NULL &&
- temp_token->type !=
- CSS_TOKEN_IDENT &&
- temp_token->type !=
- CSS_TOKEN_S) {
- break;
- }
-
- if (temp_token != NULL && temp_token->type == CSS_TOKEN_IDENT) {
- len += lwc_string_length(temp_token->idata);
- } else if (temp_token != NULL) {
- len += 1;
- }
-
- temp_token = parserutils_vector_iterate(
- vector, &temp_ctx);
- }
-
- /** \todo Don't use alloca */
- buf = alloca(len);
- p = buf;
-
- memcpy(p, lwc_string_data(token->idata), lwc_string_length(token->idata));
- p += lwc_string_length(token->idata);
-
- while (token != NULL) {
- token = parserutils_vector_peek(
- vector, *ctx);
- if (token != NULL &&
- token->type !=
- CSS_TOKEN_IDENT &&
- token->type !=
- CSS_TOKEN_S) {
- break;
- }
-
- if (token != NULL &&
- token->type ==
- CSS_TOKEN_IDENT) {
- memcpy(p,
- lwc_string_data(token->idata),
- lwc_string_length(token->idata));
- p += lwc_string_length(token->idata);
- } else if (token != NULL) {
- *p++ = ' ';
- }
-
- token = parserutils_vector_iterate(
- vector, ctx);
- }
-
- /* Strip trailing whitespace */
- while (p > buf && p[-1] == ' ')
- p--;
-
- /* Insert into hash, if it's different
- * from the name we already have */
- lerror = lwc_context_intern(c->sheet->dictionary,
- (char *)buf, len, &newname);
- if (lerror != lwc_error_ok) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return css_error_from_lwc_error(lerror);
- }
-
- if (newname == name)
- lwc_context_string_unref(c->sheet->dictionary,
- newname);
-
- name = newname;
- }
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- if (opv == VOICE_FAMILY_IDENT_LIST) {
- /* Only ref 'name' again if the token owns it,
- * otherwise we already own the only ref to the
- * new name generated above.
- */
- if (name == tok_idata)
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(ptr, &name, sizeof(name));
- ptr += sizeof(name);
- }
- } else if (token->type == CSS_TOKEN_STRING) {
- opv = VOICE_FAMILY_STRING;
-
- if (first == false) {
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy(ptr, &token->idata,
- sizeof(token->idata));
- ptr += sizeof(token->idata);
- } else {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, ',') == false &&
- tokenIsChar(token, '!') == false) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return CSS_INVALID;
- }
-
- if (token != NULL && tokenIsChar(token, ',')) {
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || tokenIsChar(token, '!')) {
- css_stylesheet_style_destroy(c->sheet,
- *result);
- *result = NULL;
- return CSS_INVALID;
- }
- }
-
- first = false;
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!'))
- break;
-
- token = parserutils_vector_iterate(vector, ctx);
- }
-
- /* Write terminator */
- opv = VOICE_FAMILY_END;
- memcpy(ptr, &opv, sizeof(opv));
- ptr += sizeof(opv);
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK) {
- css_stylesheet_style_destroy(c->sheet, *result);
- *result = NULL;
- return error;
- }
-
- return CSS_OK;
-}
-
-css_error parse_volume(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* number | percentage | IDENT(silent, x-soft, soft, medium, loud,
- * x-loud, inherit)
- */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SILENT]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_SILENT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_SOFT]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_X_SOFT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[SOFT]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_SOFT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MEDIUM]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_MEDIUM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[LOUD]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_LOUD;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[X_LOUD]) {
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_X_LOUD;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- length = number_from_lwc_string(token->ilower, false, &consumed);
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Must be between 0 and 100 */
- if (length < 0 || length > F_100)
- return CSS_INVALID;
-
- parserutils_vector_iterate(vector, ctx);
- value = VOLUME_NUMBER;
- } else {
- /* Yes, really UNIT_PX -- percentages MUST have a % sign */
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if ((unit & UNIT_PCT) == false)
- return CSS_INVALID;
-
- /* Must be positive */
- if (length < 0)
- return CSS_INVALID;
-
- value = VOLUME_DIMENSION;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_VOLUME, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == VOLUME_NUMBER)
- required_size += sizeof(length);
- else if ((flags & FLAG_INHERIT) == false && value == VOLUME_DIMENSION)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && (value == VOLUME_NUMBER ||
- value == VOLUME_DIMENSION))
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- if ((flags & FLAG_INHERIT) == false && value == VOLUME_DIMENSION)
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
-
- return CSS_OK;
-}
-
-css_error parse_white_space(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (normal, pre, nowrap, pre-wrap, pre-line, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NORMAL]) {
- value = WHITE_SPACE_NORMAL;
- } else if (ident->ilower == c->strings[PRE]) {
- value = WHITE_SPACE_PRE;
- } else if (ident->ilower == c->strings[NOWRAP]) {
- value = WHITE_SPACE_NOWRAP;
- } else if (ident->ilower == c->strings[PRE_WRAP]) {
- value = WHITE_SPACE_PRE_WRAP;
- } else if (ident->ilower == c->strings[PRE_LINE]) {
- value = WHITE_SPACE_PRE_LINE;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_WHITE_SPACE, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_widows(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* <integer> | IDENT (inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, true, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- /* Negative values are nonsensical */
- if (num < 0)
- return CSS_INVALID;
-
- value = WIDOWS_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_WIDOWS, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == WIDOWS_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == WIDOWS_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = WIDTH_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Must be positive */
- if (length < 0)
- return CSS_INVALID;
-
- value = WIDTH_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_WIDTH, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == WIDTH_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == WIDTH_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_word_spacing(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | IDENT(normal, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NORMAL]) {
- parserutils_vector_iterate(vector, ctx);
- value = WORD_SPACING_NORMAL;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ ||
- unit & UNIT_PCT)
- return CSS_INVALID;
-
- value = WORD_SPACING_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(CSS_PROP_WORD_SPACING, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == WORD_SPACING_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == WORD_SPACING_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_z_index(css_language *c,
- const parserutils_vector *vector, int *ctx,
- css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed num = 0;
- uint32_t required_size;
-
- /* <integer> | IDENT (auto, inherit) */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_NUMBER))
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- value = Z_INDEX_AUTO;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- size_t consumed = 0;
- num = number_from_lwc_string(token->ilower, true, &consumed);
- /* Invalid if there are trailing characters */
- if (consumed != lwc_string_length(token->ilower))
- return CSS_INVALID;
-
- value = Z_INDEX_SET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(CSS_PROP_Z_INDEX, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == Z_INDEX_SET)
- required_size += sizeof(num);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == Z_INDEX_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &num, sizeof(num));
- }
-
- return CSS_OK;
-}
-
-css_error parse_important(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint8_t *result)
-{
- const css_token *token;
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_iterate(vector, ctx);
- if (token != NULL && tokenIsChar(token, '!')) {
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (token->ilower == c->strings[IMPORTANT])
- *result |= FLAG_IMPORTANT;
- } else if (token != NULL)
- return CSS_INVALID;
-
- return CSS_OK;
-}
-
-css_error parse_colour_specifier(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint32_t *result)
-{
- const css_token *token;
- uint8_t r = 0, g = 0, b = 0;
- css_error error;
-
- UNUSED(c);
-
- consumeWhitespace(vector, ctx);
-
- /* IDENT(<colour name>) | HASH(rgb | rrggbb) |
- * FUNCTION(rgb) [ [ NUMBER | PERCENTAGE ] ',' ] {3} ')'
- *
- * For quirks, NUMBER | DIMENSION | IDENT, too
- * I.E. "123456" -> NUMBER, "1234f0" -> DIMENSION, "f00000" -> IDENT
- */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_IDENT &&
- token->type != CSS_TOKEN_HASH &&
- token->type != CSS_TOKEN_FUNCTION)) {
- if (c->sheet->quirks_allowed == false ||
- (token->type != CSS_TOKEN_NUMBER &&
- token->type != CSS_TOKEN_DIMENSION))
- return CSS_INVALID;
- }
-
- if (token->type == CSS_TOKEN_IDENT) {
- error = parse_named_colour(c, token->idata, result);
- if (error != CSS_OK && c->sheet->quirks_allowed) {
- error = parse_hash_colour(token->idata, result);
- if (error == CSS_OK)
- c->sheet->quirks_used = true;
- }
-
- return error;
- } else if (token->type == CSS_TOKEN_HASH) {
- return parse_hash_colour(token->idata, result);
- } else if (c->sheet->quirks_allowed &&
- token->type == CSS_TOKEN_NUMBER) {
- error = parse_hash_colour(token->idata, result);
- if (error == CSS_OK)
- c->sheet->quirks_used = true;
- return error;
- } else if (c->sheet->quirks_allowed &&
- token->type == CSS_TOKEN_DIMENSION) {
- error = parse_hash_colour(token->idata, result);
- if (error == CSS_OK)
- c->sheet->quirks_used = true;
- return error;
- } else if (token->type == CSS_TOKEN_FUNCTION) {
- if (token->ilower == c->strings[RGB]) {
- int i;
- css_token_type valid = CSS_TOKEN_NUMBER;
-
- for (i = 0; i < 3; i++) {
- css_fixed num;
- size_t consumed = 0;
- uint8_t *component = i == 0 ? &r
- : i == 1 ? &b : &g;
- int32_t intval;
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL || (token->type !=
- CSS_TOKEN_NUMBER &&
- token->type !=
- CSS_TOKEN_PERCENTAGE))
- return CSS_INVALID;
-
- if (i == 0)
- valid = token->type;
- else if (token->type != valid)
- return CSS_INVALID;
-
- num = number_from_lwc_string(token->idata,
- valid == CSS_TOKEN_NUMBER,
- &consumed);
- if (consumed != lwc_string_length(token->idata))
- return CSS_INVALID;
-
- if (valid == CSS_TOKEN_NUMBER) {
- intval = FIXTOINT(num);
- } else {
- intval = FIXTOINT(
- FDIVI(FMULI(num, 255), 100));
- }
-
- if (intval > 255)
- *component = 255;
- else if (intval < 0)
- *component = 0;
- else
- *component = intval;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (i != 2 && tokenIsChar(token, ','))
- parserutils_vector_iterate(vector, ctx);
- else if (i == 2 && tokenIsChar(token, ')'))
- parserutils_vector_iterate(vector, ctx);
- else
- return CSS_INVALID;
- }
- } else
- return CSS_INVALID;
- }
-
- *result = (r << 24) | (g << 16) | (b << 8);
-
- return CSS_OK;
-}
-
-css_error parse_named_colour(css_language *c, lwc_string *data,
- uint32_t *result)
-{
- static const uint32_t colourmap[LAST_COLOUR + 1 - FIRST_COLOUR] = {
- 0xf0f8ff00, /* ALICEBLUE */
- 0xfaebd700, /* ANTIQUEWHITE */
- 0x00ffff00, /* AQUA */
- 0x7fffd400, /* AQUAMARINE */
- 0xf0ffff00, /* AZURE */
- 0xf5f5dc00, /* BEIGE */
- 0xffe4c400, /* BISQUE */
- 0x00000000, /* BLACK */
- 0xffebcd00, /* BLANCHEDALMOND */
- 0x0000ff00, /* BLUE */
- 0x8a2be200, /* BLUEVIOLET */
- 0xa52a2a00, /* BROWN */
- 0xdeb88700, /* BURLYWOOD */
- 0x5f9ea000, /* CADETBLUE */
- 0x7fff0000, /* CHARTREUSE */
- 0xd2691e00, /* CHOCOLATE */
- 0xff7f5000, /* CORAL */
- 0x6495ed00, /* CORNFLOWERBLUE */
- 0xfff8dc00, /* CORNSILK */
- 0xdc143c00, /* CRIMSON */
- 0x00ffff00, /* CYAN */
- 0x00008b00, /* DARKBLUE */
- 0x008b8b00, /* DARKCYAN */
- 0xb8860b00, /* DARKGOLDENROD */
- 0xa9a9a900, /* DARKGRAY */
- 0x00640000, /* DARKGREEN */
- 0xa9a9a900, /* DARKGREY */
- 0xbdb76b00, /* DARKKHAKI */
- 0x8b008b00, /* DARKMAGENTA */
- 0x556b2f00, /* DARKOLIVEGREEN */
- 0xff8c0000, /* DARKORANGE */
- 0x9932cc00, /* DARKORCHID */
- 0x8b000000, /* DARKRED */
- 0xe9967a00, /* DARKSALMON */
- 0x8fbc8f00, /* DARKSEAGREEN */
- 0x483d8b00, /* DARKSLATEBLUE */
- 0x2f4f4f00, /* DARKSLATEGRAY */
- 0x2f4f4f00, /* DARKSLATEGREY */
- 0x00ced100, /* DARKTURQUOISE */
- 0x9400d300, /* DARKVIOLET */
- 0xff149300, /* DEEPPINK */
- 0x00bfff00, /* DEEPSKYBLUE */
- 0x69696900, /* DIMGRAY */
- 0x69696900, /* DIMGREY */
- 0x1e90ff00, /* DODGERBLUE */
- 0xd1927500, /* FELDSPAR */
- 0xb2222200, /* FIREBRICK */
- 0xfffaf000, /* FLORALWHITE */
- 0x228b2200, /* FORESTGREEN */
- 0xff00ff00, /* FUCHSIA */
- 0xdcdcdc00, /* GAINSBORO */
- 0xf8f8ff00, /* GHOSTWHITE */
- 0xffd70000, /* GOLD */
- 0xdaa52000, /* GOLDENROD */
- 0x80808000, /* GRAY */
- 0x00800000, /* GREEN */
- 0xadff2f00, /* GREENYELLOW */
- 0x80808000, /* GREY */
- 0xf0fff000, /* HONEYDEW */
- 0xff69b400, /* HOTPINK */
- 0xcd5c5c00, /* INDIANRED */
- 0x4b008200, /* INDIGO */
- 0xfffff000, /* IVORY */
- 0xf0e68c00, /* KHAKI */
- 0xe6e6fa00, /* LAVENDER */
- 0xfff0f500, /* LAVENDERBLUSH */
- 0x7cfc0000, /* LAWNGREEN */
- 0xfffacd00, /* LEMONCHIFFON */
- 0xadd8e600, /* LIGHTBLUE */
- 0xf0808000, /* LIGHTCORAL */
- 0xe0ffff00, /* LIGHTCYAN */
- 0xfafad200, /* LIGHTGOLDENRODYELLOW */
- 0xd3d3d300, /* LIGHTGRAY */
- 0x90ee9000, /* LIGHTGREEN */
- 0xd3d3d300, /* LIGHTGREY */
- 0xffb6c100, /* LIGHTPINK */
- 0xffa07a00, /* LIGHTSALMON */
- 0x20b2aa00, /* LIGHTSEAGREEN */
- 0x87cefa00, /* LIGHTSKYBLUE */
- 0x8470ff00, /* LIGHTSLATEBLUE */
- 0x77889900, /* LIGHTSLATEGRAY */
- 0x77889900, /* LIGHTSLATEGREY */
- 0xb0c4de00, /* LIGHTSTEELBLUE */
- 0xffffe000, /* LIGHTYELLOW */
- 0x00ff0000, /* LIME */
- 0x32cd3200, /* LIMEGREEN */
- 0xfaf0e600, /* LINEN */
- 0xff00ff00, /* MAGENTA */
- 0x80000000, /* MAROON */
- 0x66cdaa00, /* MEDIUMAQUAMARINE */
- 0x0000cd00, /* MEDIUMBLUE */
- 0xba55d300, /* MEDIUMORCHID */
- 0x9370db00, /* MEDIUMPURPLE */
- 0x3cb37100, /* MEDIUMSEAGREEN */
- 0x7b68ee00, /* MEDIUMSLATEBLUE */
- 0x00fa9a00, /* MEDIUMSPRINGGREEN */
- 0x48d1cc00, /* MEDIUMTURQUOISE */
- 0xc7158500, /* MEDIUMVIOLETRED */
- 0x19197000, /* MIDNIGHTBLUE */
- 0xf5fffa00, /* MINTCREAM */
- 0xffe4e100, /* MISTYROSE */
- 0xffe4b500, /* MOCCASIN */
- 0xffdead00, /* NAVAJOWHITE */
- 0x00008000, /* NAVY */
- 0xfdf5e600, /* OLDLACE */
- 0x80800000, /* OLIVE */
- 0x6b8e2300, /* OLIVEDRAB */
- 0xffa50000, /* ORANGE */
- 0xff450000, /* ORANGERED */
- 0xda70d600, /* ORCHID */
- 0xeee8aa00, /* PALEGOLDENROD */
- 0x98fb9800, /* PALEGREEN */
- 0xafeeee00, /* PALETURQUOISE */
- 0xdb709300, /* PALEVIOLETRED */
- 0xffefd500, /* PAPAYAWHIP */
- 0xffdab900, /* PEACHPUFF */
- 0xcd853f00, /* PERU */
- 0xffc0cb00, /* PINK */
- 0xdda0dd00, /* PLUM */
- 0xb0e0e600, /* POWDERBLUE */
- 0x80008000, /* PURPLE */
- 0xff000000, /* RED */
- 0xbc8f8f00, /* ROSYBROWN */
- 0x4169e100, /* ROYALBLUE */
- 0x8b451300, /* SADDLEBROWN */
- 0xfa807200, /* SALMON */
- 0xf4a46000, /* SANDYBROWN */
- 0x2e8b5700, /* SEAGREEN */
- 0xfff5ee00, /* SEASHELL */
- 0xa0522d00, /* SIENNA */
- 0xc0c0c000, /* SILVER */
- 0x87ceeb00, /* SKYBLUE */
- 0x6a5acd00, /* SLATEBLUE */
- 0x70809000, /* SLATEGRAY */
- 0x70809000, /* SLATEGREY */
- 0xfffafa00, /* SNOW */
- 0x00ff7f00, /* SPRINGGREEN */
- 0x4682b400, /* STEELBLUE */
- 0xd2b48c00, /* TAN */
- 0x00808000, /* TEAL */
- 0xd8bfd800, /* THISTLE */
- 0xff634700, /* TOMATO */
- 0x40e0d000, /* TURQUOISE */
- 0xee82ee00, /* VIOLET */
- 0xd0209000, /* VIOLETRED */
- 0xf5deb300, /* WHEAT */
- 0xffffff00, /* WHITE */
- 0xf5f5f500, /* WHITESMOKE */
- 0xffff0000, /* YELLOW */
- 0x9acd3200 /* YELLOWGREEN */
- };
- int i;
-
- for (i = FIRST_COLOUR; i <= LAST_COLOUR; i++) {
- if (data == c->strings[i])
- break;
- }
- if (i == LAST_COLOUR + 1)
- return CSS_INVALID;
-
- *result = colourmap[i - FIRST_COLOUR];
-
- return CSS_OK;
-}
-
-css_error parse_hash_colour(lwc_string *data, uint32_t *result)
-{
- uint8_t r = 0, g = 0, b = 0;
- size_t len = lwc_string_length(data);
- const char *input = lwc_string_data(data);
-
- if (len == 3 && isHex(input[0]) && isHex(input[1]) &&
- isHex(input[2])) {
- r = charToHex(input[0]);
- g = charToHex(input[1]);
- b = charToHex(input[2]);
-
- r |= (r << 4);
- g |= (g << 4);
- b |= (b << 4);
- } else if (len == 6 && isHex(input[0]) && isHex(input[1]) &&
- isHex(input[2]) && isHex(input[3]) &&
- isHex(input[4]) && isHex(input[5])) {
- r = (charToHex(input[0]) << 4);
- r |= charToHex(input[1]);
- g = (charToHex(input[2]) << 4);
- g |= charToHex(input[3]);
- b = (charToHex(input[4]) << 4);
- b |= charToHex(input[5]);
- } else
- return CSS_INVALID;
-
- *result = (r << 24) | (g << 16) | (b << 8);
-
- return CSS_OK;
-}
-
-css_error parse_unit_specifier(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint32_t default_unit,
- css_fixed *length, uint32_t *unit)
-{
- const css_token *token;
- css_fixed num;
- size_t consumed = 0;
- css_error error;
-
- UNUSED(c);
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || (token->type != CSS_TOKEN_DIMENSION &&
- token->type != CSS_TOKEN_NUMBER &&
- token->type != CSS_TOKEN_PERCENTAGE))
- return CSS_INVALID;
-
- num = number_from_lwc_string(token->idata, false, &consumed);
-
- if (token->type == CSS_TOKEN_DIMENSION) {
- size_t len = lwc_string_length(token->idata);
- const char *data = lwc_string_data(token->idata);
-
- error = parse_unit_keyword(data + consumed, len - consumed,
- unit);
- if (error != CSS_OK)
- return error;
- } else if (token->type == CSS_TOKEN_NUMBER) {
- /* Non-zero values are permitted in quirks mode */
- if (num != 0) {
- if (c->sheet->quirks_allowed)
- c->sheet->quirks_used = true;
- else
- return CSS_INVALID;
- }
-
- *unit = default_unit;
-
- if (c->sheet->quirks_allowed) {
- /* Also, in quirks mode, we need to cater for
- * dimensions separated from their units by whitespace
- * (e.g. "0 px")
- */
- int temp_ctx = *ctx;
- uint32_t temp_unit;
-
- consumeWhitespace(vector, &temp_ctx);
-
- token = parserutils_vector_iterate(vector, &temp_ctx);
- if (token != NULL && token->type == CSS_TOKEN_IDENT) {
- error = parse_unit_keyword(
- lwc_string_data(token->idata),
- lwc_string_length(token->idata),
- &temp_unit);
- if (error == CSS_OK) {
- c->sheet->quirks_used = true;
- *ctx = temp_ctx;
- *unit = temp_unit;
- }
- }
- }
-
- } else {
- if (consumed != lwc_string_length(token->idata))
- return CSS_INVALID;
- *unit = UNIT_PCT;
- }
-
- *length = num;
-
- return CSS_OK;
-}
-
-css_error parse_unit_keyword(const char *ptr, size_t len, css_unit *unit)
-{
- if (len == 4) {
- if (strncasecmp(ptr, "grad", 4) == 0)
- *unit = UNIT_GRAD;
- else
- return CSS_INVALID;
- } else if (len == 3) {
- if (strncasecmp(ptr, "kHz", 3) == 0)
- *unit = UNIT_KHZ;
- else if (strncasecmp(ptr, "deg", 3) == 0)
- *unit = UNIT_DEG;
- else if (strncasecmp(ptr, "rad", 3) == 0)
- *unit = UNIT_RAD;
- else
- return CSS_INVALID;
- } else if (len == 2) {
- if (strncasecmp(ptr, "Hz", 2) == 0)
- *unit = UNIT_HZ;
- else if (strncasecmp(ptr, "ms", 2) == 0)
- *unit = UNIT_MS;
- else if (strncasecmp(ptr, "px", 2) == 0)
- *unit = UNIT_PX;
- else if (strncasecmp(ptr, "ex", 2) == 0)
- *unit = UNIT_EX;
- else if (strncasecmp(ptr, "em", 2) == 0)
- *unit = UNIT_EM;
- else if (strncasecmp(ptr, "in", 2) == 0)
- *unit = UNIT_IN;
- else if (strncasecmp(ptr, "cm", 2) == 0)
- *unit = UNIT_CM;
- else if (strncasecmp(ptr, "mm", 2) == 0)
- *unit = UNIT_MM;
- else if (strncasecmp(ptr, "pt", 2) == 0)
- *unit = UNIT_PT;
- else if (strncasecmp(ptr, "pc", 2) == 0)
- *unit = UNIT_PC;
- else
- return CSS_INVALID;
- } else if (len == 1) {
- if (strncasecmp(ptr, "s", 1) == 0)
- *unit = UNIT_S;
- else
- return CSS_INVALID;
- } else
- return CSS_INVALID;
-
- return CSS_OK;
-}
-
-css_error parse_border_side_color(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result)
-{
- css_error error;
- const css_token *token;
- uint32_t opv;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t colour = 0;
- uint32_t required_size;
-
- /* colour | IDENT (transparent, inherit) */
- token= parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[TRANSPARENT]) {
- parserutils_vector_iterate(vector, ctx);
- value = BORDER_COLOR_TRANSPARENT;
- } else {
- error = parse_colour_specifier(c, vector, ctx, &colour);
- if (error != CSS_OK)
- return error;
-
- value = BORDER_COLOR_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(op, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BORDER_COLOR_SET)
- required_size += sizeof(colour);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BORDER_COLOR_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &colour, sizeof(colour));
- }
-
- return CSS_OK;
-}
-
-css_error parse_border_side_style(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result)
-{
- css_error error;
- const css_token *ident;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
-
- /* IDENT (none, hidden, dotted, dashed, solid, double, groove,
- * ridge, inset, outset, inherit) */
- ident = parserutils_vector_iterate(vector, ctx);
- if (ident == NULL || ident->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- if (ident->ilower == c->strings[INHERIT]) {
- flags |= FLAG_INHERIT;
- } else if (ident->ilower == c->strings[NONE]) {
- value = BORDER_STYLE_NONE;
- } else if (ident->ilower == c->strings[HIDDEN]) {
- value = BORDER_STYLE_HIDDEN;
- } else if (ident->ilower == c->strings[DOTTED]) {
- value = BORDER_STYLE_DOTTED;
- } else if (ident->ilower == c->strings[DASHED]) {
- value = BORDER_STYLE_DASHED;
- } else if (ident->ilower == c->strings[SOLID]) {
- value = BORDER_STYLE_SOLID;
- } else if (ident->ilower == c->strings[DOUBLE]) {
- value = BORDER_STYLE_DOUBLE;
- } else if (ident->ilower == c->strings[GROOVE]) {
- value = BORDER_STYLE_GROOVE;
- } else if (ident->ilower == c->strings[RIDGE]) {
- value = BORDER_STYLE_RIDGE;
- } else if (ident->ilower == c->strings[INSET]) {
- value = BORDER_STYLE_INSET;
- } else if (ident->ilower == c->strings[OUTSET]) {
- value = BORDER_STYLE_OUTSET;
- } else
- return CSS_INVALID;
-
- opv = buildOPV(op, flags, value);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, sizeof(opv), result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
-
- return CSS_OK;
-}
-
-css_error parse_border_side_width(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | IDENT(thin, medium, thick, inherit) */
- token= parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags |= FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[THIN]) {
- parserutils_vector_iterate(vector, ctx);
- value = BORDER_WIDTH_THIN;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[MEDIUM]) {
- parserutils_vector_iterate(vector, ctx);
- value = BORDER_WIDTH_MEDIUM;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[THICK]) {
- parserutils_vector_iterate(vector, ctx);
- value = BORDER_WIDTH_THICK;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit == UNIT_PCT || unit & UNIT_ANGLE ||
- unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Length must be positive */
- if (length < 0)
- return CSS_INVALID;
-
- value = BORDER_WIDTH_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(op, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == BORDER_WIDTH_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == BORDER_WIDTH_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_margin_side(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(auto, inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[AUTO]) {
- parserutils_vector_iterate(vector, ctx);
- value = MARGIN_AUTO;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- value = MARGIN_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(op, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == MARGIN_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == MARGIN_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_padding_side(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t op, css_style **result)
-{
- css_error error;
- const css_token *token;
- uint8_t flags = 0;
- uint16_t value = 0;
- uint32_t opv;
- css_fixed length = 0;
- uint32_t unit = 0;
- uint32_t required_size;
-
- /* length | percentage | IDENT(inherit) */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[INHERIT]) {
- parserutils_vector_iterate(vector, ctx);
- flags = FLAG_INHERIT;
- } else {
- error = parse_unit_specifier(c, vector, ctx, UNIT_PX,
- &length, &unit);
- if (error != CSS_OK)
- return error;
-
- if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ)
- return CSS_INVALID;
-
- /* Negative lengths are invalid */
- if (length < 0)
- return CSS_INVALID;
-
- value = PADDING_SET;
- }
-
- error = parse_important(c, vector, ctx, &flags);
- if (error != CSS_OK)
- return error;
-
- opv = buildOPV(op, flags, value);
-
- required_size = sizeof(opv);
- if ((flags & FLAG_INHERIT) == false && value == PADDING_SET)
- required_size += sizeof(length) + sizeof(unit);
-
- /* Allocate result */
- error = css_stylesheet_style_create(c->sheet, required_size, result);
- if (error != CSS_OK)
- return error;
-
- /* Copy the bytecode to it */
- memcpy((*result)->bytecode, &opv, sizeof(opv));
- if ((flags & FLAG_INHERIT) == false && value == PADDING_SET) {
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv),
- &length, sizeof(length));
- memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv) +
- sizeof(length), &unit, sizeof(unit));
- }
-
- return CSS_OK;
-}
-
-css_error parse_list_style_type_value(css_language *c, const css_token *ident,
- uint16_t *value)
-{
- /* IDENT (disc, circle, square, decimal, decimal-leading-zero,
- * lower-roman, upper-roman, lower-greek, lower-latin,
- * upper-latin, armenian, georgian, lower-alpha, upper-alpha,
- * none)
- */
- if (ident->ilower == c->strings[DISC]) {
- *value = LIST_STYLE_TYPE_DISC;
- } else if (ident->ilower == c->strings[CIRCLE]) {
- *value = LIST_STYLE_TYPE_CIRCLE;
- } else if (ident->ilower == c->strings[SQUARE]) {
- *value = LIST_STYLE_TYPE_SQUARE;
- } else if (ident->ilower == c->strings[DECIMAL]) {
- *value = LIST_STYLE_TYPE_DECIMAL;
- } else if (ident->ilower == c->strings[DECIMAL_LEADING_ZERO]) {
- *value = LIST_STYLE_TYPE_DECIMAL_LEADING_ZERO;
- } else if (ident->ilower == c->strings[LOWER_ROMAN]) {
- *value = LIST_STYLE_TYPE_LOWER_ROMAN;
- } else if (ident->ilower == c->strings[UPPER_ROMAN]) {
- *value = LIST_STYLE_TYPE_UPPER_ROMAN;
- } else if (ident->ilower == c->strings[LOWER_GREEK]) {
- *value = LIST_STYLE_TYPE_LOWER_GREEK;
- } else if (ident->ilower == c->strings[LOWER_LATIN]) {
- *value = LIST_STYLE_TYPE_LOWER_LATIN;
- } else if (ident->ilower == c->strings[UPPER_LATIN]) {
- *value = LIST_STYLE_TYPE_UPPER_LATIN;
- } else if (ident->ilower == c->strings[ARMENIAN]) {
- *value = LIST_STYLE_TYPE_ARMENIAN;
- } else if (ident->ilower == c->strings[GEORGIAN]) {
- *value = LIST_STYLE_TYPE_GEORGIAN;
- } else if (ident->ilower == c->strings[LOWER_ALPHA]) {
- *value = LIST_STYLE_TYPE_LOWER_ALPHA;
- } else if (ident->ilower == c->strings[UPPER_ALPHA]) {
- *value = LIST_STYLE_TYPE_UPPER_ALPHA;
- } else if (ident->ilower == c->strings[NONE]) {
- *value = LIST_STYLE_TYPE_NONE;
- } else
- return CSS_INVALID;
-
- return CSS_OK;
-}
-
-css_error parse_content_list(css_language *c,
- const parserutils_vector *vector, int *ctx,
- uint16_t *value, uint8_t *buffer, uint32_t *buflen)
-{
- css_error error;
- const css_token *token;
- bool first = true;
- uint32_t offset = 0;
- uint32_t opv;
-
- /* [
- * IDENT(open-quote, close-quote, no-open-quote, no-close-quote) |
- * STRING | URI |
- * FUNCTION(attr) IDENT ')' |
- * FUNCTION(counter) IDENT (',' IDENT)? ')' |
- * FUNCTION(counters) IDENT ',' STRING (',' IDENT)? ')'
- * ]+
- */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL)
- return CSS_INVALID;
-
- while (token != NULL) {
- if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[OPEN_QUOTE]) {
- opv = CONTENT_OPEN_QUOTE;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[CLOSE_QUOTE]) {
- opv = CONTENT_CLOSE_QUOTE;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NO_OPEN_QUOTE]) {
- opv = CONTENT_NO_OPEN_QUOTE;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
- } else if (token->type == CSS_TOKEN_IDENT &&
- token->ilower == c->strings[NO_CLOSE_QUOTE]) {
- opv = CONTENT_NO_CLOSE_QUOTE;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
- } else if (token->type == CSS_TOKEN_STRING) {
- opv = CONTENT_STRING;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy(buffer + offset, &token->idata,
- sizeof(token->idata));
- }
-
- offset += sizeof(token->idata);
- } else if (token->type == CSS_TOKEN_URI) {
- opv = CONTENT_URI;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy(buffer + offset, &token->idata,
- sizeof(token->idata));
- }
-
- offset += sizeof(token->idata);
- } else if (token->type == CSS_TOKEN_FUNCTION &&
- token->ilower == c->strings[ATTR]) {
- opv = CONTENT_ATTR;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
-
- consumeWhitespace(vector, ctx);
-
- /* Expect IDENT */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, token->idata);
- memcpy(buffer + offset, &token->idata,
- sizeof(token->idata));
- }
-
- offset += sizeof(token->idata);
-
- consumeWhitespace(vector, ctx);
-
- /* Expect ')' */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ')') == false)
- return CSS_INVALID;
- } else if (token->type == CSS_TOKEN_FUNCTION &&
- token->ilower == c->strings[COUNTER]) {
- lwc_string *name;
-
- opv = CONTENT_COUNTER;
-
- consumeWhitespace(vector, ctx);
-
- /* Expect IDENT */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- name = token->idata;
-
- consumeWhitespace(vector, ctx);
-
- /* Possible ',' */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL ||
- (tokenIsChar(token, ',') == false &&
- tokenIsChar(token, ')') == false))
- return CSS_INVALID;
-
- if (tokenIsChar(token, ',')) {
- uint16_t v;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- /* Expect IDENT */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL ||
- token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_list_style_type_value(c,
- token, &v);
- if (error != CSS_OK)
- return error;
-
- opv |= v << CONTENT_COUNTER_STYLE_SHIFT;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
- } else {
- opv |= LIST_STYLE_TYPE_DECIMAL <<
- CONTENT_COUNTER_STYLE_SHIFT;
- }
-
- /* Expect ')' */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ')') == false)
- return CSS_INVALID;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(buffer + offset, &name, sizeof(name));
- }
-
- offset += sizeof(name);
- } else if (token->type == CSS_TOKEN_FUNCTION &&
- token->ilower == c->strings[COUNTERS]) {
- lwc_string *name;
- lwc_string *sep;
-
- opv = CONTENT_COUNTERS;
-
- consumeWhitespace(vector, ctx);
-
- /* Expect IDENT */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- name = token->idata;
-
- consumeWhitespace(vector, ctx);
-
- /* Expect ',' */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ',') == false)
- return CSS_INVALID;
-
- consumeWhitespace(vector, ctx);
-
- /* Expect STRING */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || token->type != CSS_TOKEN_STRING)
- return CSS_INVALID;
-
- sep = token->idata;
-
- consumeWhitespace(vector, ctx);
-
- /* Possible ',' */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL ||
- (tokenIsChar(token, ',') == false &&
- tokenIsChar(token, ')') == false))
- return CSS_INVALID;
-
- if (tokenIsChar(token, ',')) {
- uint16_t v;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
-
- /* Expect IDENT */
- token = parserutils_vector_peek(vector, *ctx);
- if (token == NULL ||
- token->type != CSS_TOKEN_IDENT)
- return CSS_INVALID;
-
- error = parse_list_style_type_value(c,
- token, &v);
- if (error != CSS_OK)
- return error;
-
- opv |= v << CONTENT_COUNTERS_STYLE_SHIFT;
-
- parserutils_vector_iterate(vector, ctx);
-
- consumeWhitespace(vector, ctx);
- } else {
- opv |= LIST_STYLE_TYPE_DECIMAL <<
- CONTENT_COUNTERS_STYLE_SHIFT;
- }
-
- /* Expect ')' */
- token = parserutils_vector_iterate(vector, ctx);
- if (token == NULL || tokenIsChar(token, ')') == false)
- return CSS_INVALID;
-
- if (first == false) {
- if (buffer != NULL) {
- memcpy(buffer + offset,
- &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
- }
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, name);
- memcpy(buffer + offset, &name, sizeof(name));
- }
-
- offset += sizeof(name);
-
- if (buffer != NULL) {
- lwc_context_string_ref(c->sheet->dictionary, sep);
- memcpy(buffer + offset, &sep, sizeof(sep));
- }
-
- offset += sizeof(sep);
- } else {
- return CSS_INVALID;
- }
-
- if (first && value != NULL) {
- *value = opv;
- }
- first = false;
-
- consumeWhitespace(vector, ctx);
-
- token = parserutils_vector_peek(vector, *ctx);
- if (token != NULL && tokenIsChar(token, '!'))
- break;
-
- token = parserutils_vector_iterate(vector, ctx);
- }
-
- /* Write list terminator */
- opv = CONTENT_NORMAL;
-
- if (buffer != NULL) {
- memcpy(buffer + offset, &opv, sizeof(opv));
- }
-
- offset += sizeof(opv);
-
- if (buflen != NULL) {
- *buflen = offset;
- }
-
- return CSS_OK;
-}
-