diff options
Diffstat (limited to 'src/parse/properties/max_height.c')
-rw-r--r-- | src/parse/properties/max_height.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/src/parse/properties/max_height.c b/src/parse/properties/max_height.c deleted file mode 100644 index cbabf24..0000000 --- a/src/parse/properties/max_height.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * This file is part of LibCSS. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org> - */ - -#include <assert.h> -#include <string.h> - -#include "bytecode/bytecode.h" -#include "bytecode/opcodes.h" -#include "parse/properties/properties.h" -#include "parse/properties/utils.h" - -/** - * Parse max-height - * - * \param c Parsing context - * \param vector Vector of tokens to process - * \param ctx Pointer to vector iteration context - * \param result Pointer to location to receive resulting style - * \return CSS_OK on success, - * CSS_NOMEM on memory exhaustion, - * CSS_INVALID if the input is not valid - * - * Post condition: \a *ctx is updated with the next token to process - * If the input is invalid, then \a *ctx remains unchanged. - */ -css_error parse_max_height(css_language *c, - const parserutils_vector *vector, int *ctx, - css_style **result) -{ - int orig_ctx = *ctx; - 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; - bool match; - - /* length | percentage | IDENT(none, inherit) */ - token = parserutils_vector_peek(vector, *ctx); - if (token == NULL) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[INHERIT], - &match) == lwc_error_ok && match)) { - parserutils_vector_iterate(vector, ctx); - flags = FLAG_INHERIT; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[NONE], - &match) == lwc_error_ok && match)) { - 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) { - *ctx = orig_ctx; - return error; - } - - if (unit & UNIT_ANGLE || unit & UNIT_TIME || unit & UNIT_FREQ) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - /* Negative values are illegal */ - if (length < 0) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - value = MAX_HEIGHT_SET; - } - - 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) { - *ctx = orig_ctx; - 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; -} |