diff options
author | Vincent Sanders <vince@kyllikki.org> | 2016-05-05 22:28:51 +0100 |
---|---|---|
committer | Vincent Sanders <vince@kyllikki.org> | 2016-05-15 13:44:34 +0100 |
commit | d21447d096a320a08b3efb2b8768fad0dcdcfd64 (patch) | |
tree | 1a83814b7c9e94b2f13c473261f23dd3a17dee64 /beos/fetch_rsrc.cpp | |
parent | 2cbb337756d9af5bda4d594964d446439f602551 (diff) | |
download | netsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.gz netsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.bz2 |
move frontends into sub directory
Diffstat (limited to 'beos/fetch_rsrc.cpp')
-rw-r--r-- | beos/fetch_rsrc.cpp | 396 |
1 files changed, 0 insertions, 396 deletions
diff --git a/beos/fetch_rsrc.cpp b/beos/fetch_rsrc.cpp deleted file mode 100644 index b771f7b2d..000000000 --- a/beos/fetch_rsrc.cpp +++ /dev/null @@ -1,396 +0,0 @@ -/* - * Copyright 2008 François Revol <mmu_man@users.sourceforge.net> - * Copyright 2008 Rob Kendrick <rjek@netsurf-browser.org> - * - * This file is part of NetSurf. - * - * NetSurf is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * NetSurf is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/* rsrc: URL handling. */ - -#define __STDBOOL_H__ 1 -#include <stdlib.h> -#include <assert.h> -#include <errno.h> -#include <stdbool.h> -#include <string.h> -#include <strings.h> -#include <time.h> -#include <sys/select.h> -#include <sys/stat.h> -#include <sys/utsname.h> -#include <curl/curl.h> /* for URL unescaping functions */ -extern "C" { -#include "utils/config.h" -#include "content/fetch.h" -#include "content/fetchers.h" -#include "content/urldb.h" -#include "utils/nsoption.h" -#include "utils/log.h" -#include "utils/messages.h" -#include "utils/utils.h" -#include "utils/ring.h" -#include "utils/base64.h" -} -#include "beos/fetch_rsrc.h" -#include "beos/filetype.h" -#include "beos/gui.h" - -#include <image.h> -#include <Resources.h> -#include <String.h> - -struct fetch_rsrc_context { - struct fetch *parent_fetch; - char *name; - char *url; - char *mimetype; - char *data; - size_t datalen; - - bool aborted; - bool locked; - - struct fetch_rsrc_context *r_next, *r_prev; -}; - -static struct fetch_rsrc_context *ring = NULL; - -BResources *gAppResources = NULL; - -static bool fetch_rsrc_initialise(lwc_string *scheme) -{ - LOG("fetch_rsrc_initialise called for %s", lwc_string_data(scheme)); - return true; -} - -static void fetch_rsrc_finalise(lwc_string *scheme) -{ - LOG("fetch_rsrc_finalise called for %s", lwc_string_data(scheme)); -} - -static bool fetch_rsrc_can_fetch(const nsurl *url) -{ - return true; -} - -static void *fetch_rsrc_setup(struct fetch *parent_fetch, nsurl *url, - bool only_2xx, bool downgrade_tls, const char *post_urlenc, - const struct fetch_multipart_data *post_multipart, - const char **headers) -{ - struct fetch_rsrc_context *ctx; - ctx = (struct fetch_rsrc_context *)calloc(1, sizeof(*ctx)); - - if (ctx == NULL) - return NULL; - - ctx->parent_fetch = parent_fetch; - /* TODO: keep as nsurl to avoid copy */ - ctx->url = (char *)malloc(nsurl_length(url) + 1); - - if (ctx->url == NULL) { - free(ctx); - return NULL; - } - memcpy(ctx->url, nsurl_access(url), nsurl_length(url) + 1); - - RING_INSERT(ring, ctx); - - return ctx; -} - -static bool fetch_rsrc_start(void *ctx) -{ - return true; -} - -static void fetch_rsrc_free(void *ctx) -{ - struct fetch_rsrc_context *c = (struct fetch_rsrc_context *)ctx; - - free(c->name); - free(c->url); - free(c->data); - free(c->mimetype); - RING_REMOVE(ring, c); - free(ctx); -} - -static void fetch_rsrc_abort(void *ctx) -{ - struct fetch_rsrc_context *c = (struct fetch_rsrc_context *)ctx; - - /* To avoid the poll loop having to deal with the fetch context - * disappearing from under it, we simply flag the abort here. - * The poll loop itself will perform the appropriate cleanup. - */ - c->aborted = true; -} - -static void fetch_rsrc_send_callback(const fetch_msg *msg, - struct fetch_rsrc_context *c) -{ - c->locked = true; - fetch_send_callback(msg, c->parent_fetch); - c->locked = false; -} - -static bool fetch_rsrc_process(struct fetch_rsrc_context *c) -{ - fetch_msg msg; - char *params; - char *at = NULL; - char *slash; - char *comma = NULL; - char *unescaped; - uint32 type = 'data'; // default for embeded files - int32 id = 0; - - /* format of a rsrc: URL is: - * rsrc://[TYPE][@NUM]/name[,mime] - */ - - LOG("*** Processing %s", c->url); - - if (strlen(c->url) < 7) { - /* 7 is the minimum possible length (rsrc://) */ - msg.type = FETCH_ERROR; - msg.data.error = "Malformed rsrc: URL"; - fetch_rsrc_send_callback(&msg, c); - return false; - } - - /* skip the rsrc: part */ - params = c->url + sizeof("rsrc://") - 1; - - /* find the slash */ - if ( (slash = strchr(params, '/')) == NULL) { - msg.type = FETCH_ERROR; - msg.data.error = "Malformed rsrc: URL"; - fetch_rsrc_send_callback(&msg, c); - return false; - } - - // doesn't exist in the filesystem but we should hit the internal types. - c->mimetype = strdup(fetch_filetype(slash)); - c->name = strdup(slash + 1); - - if (c->mimetype == NULL) { - msg.type = FETCH_ERROR; - msg.data.error = - "Unable to allocate memory for mimetype in rsrc: URL"; - fetch_rsrc_send_callback(&msg, c); - return false; - } - - if (params[0] != '/') { - uint8 c1, c2, c3, c4; - if (sscanf(params, "%c%c%c%c", &c1, &c2, &c3, &c4) > 3) { - type = c1 << 24 | c2 << 16 | c3 << 8 | c4; - LOG("fetch_rsrc: type:%4.4s\n", (char *)&type); - } - } - - LOG("fetch_rsrc: 0x%08lx, %ld, '%s'\n", type, id, c->name); - - bool found; - if (id) - found = gAppResources->HasResource(type, id); - else - found = gAppResources->HasResource(type, c->name); - if (!found) { - BString error("Cannot locate resource: "); - if (id) - error << id; - else - error << c->name; - msg.type = FETCH_ERROR; - msg.data.error = error.String(); - fetch_rsrc_send_callback(&msg, c); - return false; - } - - size_t len; - const void *data; - if (id) - data = gAppResources->LoadResource(type, id, &len); - else - data = gAppResources->LoadResource(type, c->name, &len); - - if (!data) { - msg.type = FETCH_ERROR; - msg.data.error = "Cannot load rsrc: URL"; - fetch_rsrc_send_callback(&msg, c); - return false; - } - - c->datalen = len; - c->data = (char *)malloc(c->datalen); - if (c->data == NULL) { - msg.type = FETCH_ERROR; - msg.data.error = "Unable to allocate memory for rsrc: URL"; - fetch_rsrc_send_callback(&msg, c); - return false; - } - memcpy(c->data, data, c->datalen); - - return true; -} - -static void fetch_rsrc_poll(lwc_string *scheme) -{ - fetch_msg msg; - struct fetch_rsrc_context *c, *next; - - if (ring == NULL) return; - - /* Iterate over ring, processing each pending fetch */ - c = ring; - do { - /* Take a copy of the next pointer as we may destroy - * the ring item we're currently processing */ - next = c->r_next; - - /* Ignore fetches that have been flagged as locked. - * This allows safe re-entrant calls to this function. - * Re-entrancy can occur if, as a result of a callback, - * the interested party causes fetch_poll() to be called - * again. - */ - if (c->locked == true) { - continue; - } - - /* Only process non-aborted fetches */ - if (!c->aborted && fetch_rsrc_process(c) == true) { - char header[64]; - - fetch_set_http_code(c->parent_fetch, 200); - LOG("setting rsrc: MIME type to %s, length to %zd", c->mimetype, c->datalen); - /* Any callback can result in the fetch being aborted. - * Therefore, we _must_ check for this after _every_ - * call to fetch_rsrc_send_callback(). - */ - snprintf(header, sizeof header, "Content-Type: %s", - c->mimetype); - msg.type = FETCH_HEADER; - msg.data.header_or_data.buf = (const uint8_t *) header; - msg.data.header_or_data.len = strlen(header); - fetch_rsrc_send_callback(&msg, c); - - snprintf(header, sizeof header, "Content-Length: %zd", - c->datalen); - msg.type = FETCH_HEADER; - msg.data.header_or_data.buf = (const uint8_t *) header; - msg.data.header_or_data.len = strlen(header); - fetch_rsrc_send_callback(&msg, c); - - if (!c->aborted) { - msg.type = FETCH_DATA; - msg.data.header_or_data.buf = (const uint8_t *) c->data; - msg.data.header_or_data.len = c->datalen; - fetch_rsrc_send_callback(&msg, c); - } - if (!c->aborted) { - msg.type = FETCH_FINISHED; - fetch_rsrc_send_callback(&msg, c); - } - } else { - LOG("Processing of %s failed!", c->url); - - /* Ensure that we're unlocked here. If we aren't, - * then fetch_rsrc_process() is broken. - */ - assert(c->locked == false); - } - - fetch_remove_from_queues(c->parent_fetch); - fetch_free(c->parent_fetch); - - /* Advance to next ring entry, exiting if we've reached - * the start of the ring or the ring has become empty - */ - } while ( (c = next) != ring && ring != NULL); -} - -/* BAppFileInfo is supposed to find the app's resources for us, - * but this won't work if we ever want to be used as a replicant. - * This trick should work regardless, - */ -static int find_app_resources() -{ - char path[B_PATH_NAME_LENGTH]; - if (nsbeos_find_app_path(path) < B_OK) - return B_ERROR; - //fprintf(stderr, "loading resources from '%s'\n", path); - - BFile file(path, B_READ_ONLY); - if (file.InitCheck() < 0) - return file.InitCheck(); - gAppResources = new BResources; - status_t err; - err = gAppResources->SetTo(&file); - if (err >= B_OK) - return B_OK; - delete gAppResources; - gAppResources = NULL; - return err; -} - -BResources *get_app_resources() -{ - return gAppResources; -} - -void fetch_rsrc_register(void) -{ - lwc_string *scheme; - int err; - nserror ret; - - const struct fetcher_operation_table fetcher_ops_rsrc = { - fetch_rsrc_initialise, - fetch_rsrc_can_fetch, - fetch_rsrc_setup, - fetch_rsrc_start, - fetch_rsrc_abort, - fetch_rsrc_free, - fetch_rsrc_poll, - fetch_rsrc_finalise - }; - - err = find_app_resources(); - - if (err < B_OK) { - beos_warn_user("Resources", strerror(err)); - return; - } - - if (lwc_intern_string("rsrc", SLEN("rsrc"), &scheme) != lwc_error_ok) { - die("Failed to initialise the fetch module " - "(couldn't intern \"rsrc\")."); - } - - ret = fetcher_add(scheme, &fetcher_ops_rsrc); - if (ret != NSERROR_OK) { - die("unable to add rsrc fetcher."); - } -} - -void fetch_rsrc_unregister(void) -{ - delete gAppResources; - gAppResources = NULL; -} |