mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-11-27 16:59:36 +03:00
157 lines
3.6 KiB
C
157 lines
3.6 KiB
C
/*
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* This file is part of NetSurf, http://netsurf.sourceforge.net/
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* Licensed under the GNU General Public License,
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* http://www.opensource.org/licenses/gpl-license
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* Copyright 2004 James Bursa <bursa@users.sourceforge.net>
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <unixlib/local.h>
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#include "oslib/mimemap.h"
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#include "oslib/osfile.h"
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#include "netsurf/content/content.h"
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#include "netsurf/content/fetch.h"
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#include "netsurf/riscos/gui.h"
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#include "netsurf/utils/config.h"
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#include "netsurf/utils/log.h"
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#include "netsurf/utils/utils.h"
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/* type_map must be in sorted order by file_type */
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struct type_entry {
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bits file_type;
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char mime_type[40];
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};
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static const struct type_entry type_map[] = {
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{0x188, "application/x-shockwave-flash"},
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{0x695, "image/gif"},
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{0xaff, "image/x-drawfile"},
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{0xb60, "image/png"},
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{0xc85, "image/jpeg"},
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{0xf78, "image/jng"},
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{0xf79, "text/css"},
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{0xf83, "image/mng"},
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{0xfaf, "text/html"},
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{0xff9, "image/x-riscos-sprite"},
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{0xfff, "text/plain"},
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};
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#define TYPE_MAP_COUNT (sizeof(type_map) / sizeof(type_map[0]))
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static int cmp_type(const void *x, const void *y);
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/**
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* Determine the MIME type of a local file.
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*/
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const char *fetch_filetype(const char *unix_path)
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{
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struct type_entry *t;
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unsigned int len = strlen(unix_path) + 100;
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char *path = xcalloc(len, 1);
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char *r;
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os_error *error;
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bits file_type;
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LOG(("unix_path = '%s'", unix_path));
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/* convert path to RISC OS format and read file type */
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r = __riscosify(unix_path, 0, __RISCOSIFY_NO_SUFFIX, path, len, 0);
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if (r == 0) {
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LOG(("__riscosify failed"));
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return "application/riscos";
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}
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LOG(("riscos path '%s'", path));
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error = xosfile_read_stamped_no_path(path, 0, 0, 0, 0, 0, &file_type);
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if (error != 0) {
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LOG(("xosfile_read_stamped_no_path failed: %s", error->errmess));
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return "application/riscos";
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}
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/* search for MIME type */
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t = bsearch(&file_type, type_map, TYPE_MAP_COUNT, sizeof(type_map[0]), cmp_type);
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if (t == 0)
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return "application/riscos";
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LOG(("mime type '%s'", t->mime_type));
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return t->mime_type;
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}
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char *fetch_mimetype(const char *ro_path) {
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os_error *e;
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bits filetype = 0, load;
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int objtype;
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char *mime = xcalloc(256, sizeof(char));
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e = xosfile_read_no_path(ro_path, &objtype, &load, 0, 0, 0);
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if (e) return 0;
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if (objtype == 0x2) return 0; /* directories are pointless */
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if ((load >> 20) & 0xFFF) {
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filetype = (load>>8) & 0x000FFF;
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}
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else {
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return 0; /* no idea */
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}
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e = xmimemaptranslate_filetype_to_mime_type(filetype, mime);
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if (e) return 0;
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return mime;
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}
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int cmp_type(const void *x, const void *y)
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{
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const bits *p = x;
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const struct type_entry *q = y;
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return *p < q->file_type ? -1 : (*p == q->file_type ? 0 : +1);
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}
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/**
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* Determine the RISC OS filetype for a content.
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*/
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int ro_content_filetype(struct content *content)
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{
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int file_type;
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os_error *error;
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switch (content->type) {
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case CONTENT_HTML: return 0xfaf;
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case CONTENT_TEXTPLAIN: return 0xfff;
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case CONTENT_CSS: return 0xf79;
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#ifdef WITH_MNG
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case CONTENT_JNG: return 0xf78;
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case CONTENT_MNG: return 0xf84;
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#endif
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#ifdef WITH_JPEG
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case CONTENT_JPEG: return 0xc85;
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#endif
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#ifdef WITH_PNG
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case CONTENT_PNG: return 0xb60;
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#endif
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#ifdef WITH_GIF
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case CONTENT_GIF: return 0x695;
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#endif
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#ifdef WITH_SPRITE
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case CONTENT_SPRITE: return 0xff9;
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#endif
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#ifdef WITH_DRAW
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case CONTENT_DRAW: return 0xaff;
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#endif
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default: break;
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}
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error = xmimemaptranslate_mime_type_to_filetype(content->mime_type,
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&file_type);
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if (error)
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return 0xffd;
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return file_type;
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}
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