| Index: base/third_party/xdg_mime/xdgmime.c
|
| diff --git a/base/third_party/xdg_mime/xdgmime.c b/base/third_party/xdg_mime/xdgmime.c
|
| deleted file mode 100644
|
| index 6dc58c253fa2b559d80e60b3fcb53012fb7cba71..0000000000000000000000000000000000000000
|
| --- a/base/third_party/xdg_mime/xdgmime.c
|
| +++ /dev/null
|
| @@ -1,934 +0,0 @@
|
| -/* -*- mode: C; c-file-style: "gnu" -*- */
|
| -/* xdgmime.c: XDG Mime Spec mime resolver. Based on version 0.11 of the spec.
|
| - *
|
| - * More info can be found at http://www.freedesktop.org/standards/
|
| - *
|
| - * Copyright (C) 2003,2004 Red Hat, Inc.
|
| - * Copyright (C) 2003,2004 Jonathan Blandford <jrb@alum.mit.edu>
|
| - *
|
| - * Licensed under the Academic Free License version 2.0
|
| - * Or under the following terms:
|
| - *
|
| - * This library is free software; you can redistribute it and/or
|
| - * modify it under the terms of the GNU Lesser General Public
|
| - * License as published by the Free Software Foundation; either
|
| - * version 2 of the License, or (at your option) any later version.
|
| - *
|
| - * This library 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
|
| - * Lesser General Public License for more details.
|
| - *
|
| - * You should have received a copy of the GNU Lesser General Public
|
| - * License along with this library; if not, write to the
|
| - * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
| - * Boston, MA 02111-1307, USA.
|
| - */
|
| -
|
| -#ifdef HAVE_CONFIG_H
|
| -#include <config.h>
|
| -#endif
|
| -
|
| -#include "xdgmime.h"
|
| -#include "xdgmimeint.h"
|
| -#include "xdgmimeglob.h"
|
| -#include "xdgmimemagic.h"
|
| -#include "xdgmimealias.h"
|
| -#include "xdgmimeicon.h"
|
| -#include "xdgmimeparent.h"
|
| -#include "xdgmimecache.h"
|
| -#include <stdio.h>
|
| -#include <string.h>
|
| -#include <sys/stat.h>
|
| -#include <sys/types.h>
|
| -#include <sys/time.h>
|
| -#include <unistd.h>
|
| -#include <assert.h>
|
| -
|
| -typedef struct XdgDirTimeList XdgDirTimeList;
|
| -typedef struct XdgCallbackList XdgCallbackList;
|
| -
|
| -static int need_reread = TRUE;
|
| -static time_t last_stat_time = 0;
|
| -
|
| -static XdgGlobHash *global_hash = NULL;
|
| -static XdgMimeMagic *global_magic = NULL;
|
| -static XdgAliasList *alias_list = NULL;
|
| -static XdgParentList *parent_list = NULL;
|
| -static XdgDirTimeList *dir_time_list = NULL;
|
| -static XdgCallbackList *callback_list = NULL;
|
| -static XdgIconList *icon_list = NULL;
|
| -static XdgIconList *generic_icon_list = NULL;
|
| -
|
| -XdgMimeCache **_caches = NULL;
|
| -static int n_caches = 0;
|
| -
|
| -const char xdg_mime_type_unknown[] = "application/octet-stream";
|
| -const char xdg_mime_type_empty[] = "application/x-zerosize";
|
| -const char xdg_mime_type_textplain[] = "text/plain";
|
| -
|
| -
|
| -enum
|
| -{
|
| - XDG_CHECKED_UNCHECKED,
|
| - XDG_CHECKED_VALID,
|
| - XDG_CHECKED_INVALID
|
| -};
|
| -
|
| -struct XdgDirTimeList
|
| -{
|
| - time_t mtime;
|
| - char *directory_name;
|
| - int checked;
|
| - XdgDirTimeList *next;
|
| -};
|
| -
|
| -struct XdgCallbackList
|
| -{
|
| - XdgCallbackList *next;
|
| - XdgCallbackList *prev;
|
| - int callback_id;
|
| - XdgMimeCallback callback;
|
| - void *data;
|
| - XdgMimeDestroy destroy;
|
| -};
|
| -
|
| -/* Function called by xdg_run_command_on_dirs. If it returns TRUE, further
|
| - * directories aren't looked at */
|
| -typedef int (*XdgDirectoryFunc) (const char *directory,
|
| - void *user_data);
|
| -
|
| -static void
|
| -xdg_dir_time_list_add (char *file_name,
|
| - time_t mtime)
|
| -{
|
| - XdgDirTimeList *list;
|
| -
|
| - for (list = dir_time_list; list; list = list->next)
|
| - {
|
| - if (strcmp (list->directory_name, file_name) == 0)
|
| - {
|
| - free (file_name);
|
| - return;
|
| - }
|
| - }
|
| -
|
| - list = calloc (1, sizeof (XdgDirTimeList));
|
| - list->checked = XDG_CHECKED_UNCHECKED;
|
| - list->directory_name = file_name;
|
| - list->mtime = mtime;
|
| - list->next = dir_time_list;
|
| - dir_time_list = list;
|
| -}
|
| -
|
| -static void
|
| -xdg_dir_time_list_free (XdgDirTimeList *list)
|
| -{
|
| - XdgDirTimeList *next;
|
| -
|
| - while (list)
|
| - {
|
| - next = list->next;
|
| - free (list->directory_name);
|
| - free (list);
|
| - list = next;
|
| - }
|
| -}
|
| -
|
| -static int
|
| -xdg_mime_init_from_directory (const char *directory)
|
| -{
|
| - char *file_name;
|
| - struct stat st;
|
| -
|
| - assert (directory != NULL);
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/mime.cache") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/mime.cache");
|
| - if (stat (file_name, &st) == 0)
|
| - {
|
| - XdgMimeCache *cache = _xdg_mime_cache_new_from_file (file_name);
|
| -
|
| - if (cache != NULL)
|
| - {
|
| - xdg_dir_time_list_add (file_name, st.st_mtime);
|
| -
|
| - _caches = realloc (_caches, sizeof (XdgMimeCache *) * (n_caches + 2));
|
| - _caches[n_caches] = cache;
|
| - _caches[n_caches + 1] = NULL;
|
| - n_caches++;
|
| -
|
| - return FALSE;
|
| - }
|
| - }
|
| - free (file_name);
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/globs2") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/globs2");
|
| - if (stat (file_name, &st) == 0)
|
| - {
|
| - _xdg_mime_glob_read_from_file (global_hash, file_name, TRUE);
|
| - xdg_dir_time_list_add (file_name, st.st_mtime);
|
| - }
|
| - else
|
| - {
|
| - free (file_name);
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/globs") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/globs");
|
| - if (stat (file_name, &st) == 0)
|
| - {
|
| - _xdg_mime_glob_read_from_file (global_hash, file_name, FALSE);
|
| - xdg_dir_time_list_add (file_name, st.st_mtime);
|
| - }
|
| - else
|
| - {
|
| - free (file_name);
|
| - }
|
| - }
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/magic") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/magic");
|
| - if (stat (file_name, &st) == 0)
|
| - {
|
| - _xdg_mime_magic_read_from_file (global_magic, file_name);
|
| - xdg_dir_time_list_add (file_name, st.st_mtime);
|
| - }
|
| - else
|
| - {
|
| - free (file_name);
|
| - }
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/aliases") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/aliases");
|
| - _xdg_mime_alias_read_from_file (alias_list, file_name);
|
| - free (file_name);
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/subclasses") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/subclasses");
|
| - _xdg_mime_parent_read_from_file (parent_list, file_name);
|
| - free (file_name);
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/icons") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/icons");
|
| - _xdg_mime_icon_read_from_file (icon_list, file_name);
|
| - free (file_name);
|
| -
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/generic-icons") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/generic-icons");
|
| - _xdg_mime_icon_read_from_file (generic_icon_list, file_name);
|
| - free (file_name);
|
| -
|
| - return FALSE; /* Keep processing */
|
| -}
|
| -
|
| -/* Runs a command on all the directories in the search path */
|
| -static void
|
| -xdg_run_command_on_dirs (XdgDirectoryFunc func,
|
| - void *user_data)
|
| -{
|
| - const char *xdg_data_home;
|
| - const char *xdg_data_dirs;
|
| - const char *ptr;
|
| -
|
| - xdg_data_home = getenv ("XDG_DATA_HOME");
|
| - if (xdg_data_home)
|
| - {
|
| - if ((func) (xdg_data_home, user_data))
|
| - return;
|
| - }
|
| - else
|
| - {
|
| - const char *home;
|
| -
|
| - home = getenv ("HOME");
|
| - if (home != NULL)
|
| - {
|
| - char *guessed_xdg_home;
|
| - int stop_processing;
|
| -
|
| - guessed_xdg_home = malloc (strlen (home) + strlen ("/.local/share/") + 1);
|
| - strcpy (guessed_xdg_home, home);
|
| - strcat (guessed_xdg_home, "/.local/share/");
|
| - stop_processing = (func) (guessed_xdg_home, user_data);
|
| - free (guessed_xdg_home);
|
| -
|
| - if (stop_processing)
|
| - return;
|
| - }
|
| - }
|
| -
|
| - xdg_data_dirs = getenv ("XDG_DATA_DIRS");
|
| - if (xdg_data_dirs == NULL)
|
| - xdg_data_dirs = "/usr/local/share/:/usr/share/";
|
| -
|
| - ptr = xdg_data_dirs;
|
| -
|
| - while (*ptr != '\000')
|
| - {
|
| - const char *end_ptr;
|
| - char *dir;
|
| - int len;
|
| - int stop_processing;
|
| -
|
| - end_ptr = ptr;
|
| - while (*end_ptr != ':' && *end_ptr != '\000')
|
| - end_ptr ++;
|
| -
|
| - if (end_ptr == ptr)
|
| - {
|
| - ptr++;
|
| - continue;
|
| - }
|
| -
|
| - if (*end_ptr == ':')
|
| - len = end_ptr - ptr;
|
| - else
|
| - len = end_ptr - ptr + 1;
|
| - dir = malloc (len + 1);
|
| - strncpy (dir, ptr, len);
|
| - dir[len] = '\0';
|
| - stop_processing = (func) (dir, user_data);
|
| - free (dir);
|
| -
|
| - if (stop_processing)
|
| - return;
|
| -
|
| - ptr = end_ptr;
|
| - }
|
| -}
|
| -
|
| -/* Checks file_path to make sure it has the same mtime as last time it was
|
| - * checked. If it has a different mtime, or if the file doesn't exist, it
|
| - * returns FALSE.
|
| - *
|
| - * FIXME: This doesn't protect against permission changes.
|
| - */
|
| -static int
|
| -xdg_check_file (const char *file_path,
|
| - int *exists)
|
| -{
|
| - struct stat st;
|
| -
|
| - /* If the file exists */
|
| - if (stat (file_path, &st) == 0)
|
| - {
|
| - XdgDirTimeList *list;
|
| -
|
| - if (exists)
|
| - *exists = TRUE;
|
| -
|
| - for (list = dir_time_list; list; list = list->next)
|
| - {
|
| - if (! strcmp (list->directory_name, file_path))
|
| - {
|
| - if (st.st_mtime == list->mtime)
|
| - list->checked = XDG_CHECKED_VALID;
|
| - else
|
| - list->checked = XDG_CHECKED_INVALID;
|
| -
|
| - return (list->checked != XDG_CHECKED_VALID);
|
| - }
|
| - }
|
| - return TRUE;
|
| - }
|
| -
|
| - if (exists)
|
| - *exists = FALSE;
|
| -
|
| - return FALSE;
|
| -}
|
| -
|
| -static int
|
| -xdg_check_dir (const char *directory,
|
| - int *invalid_dir_list)
|
| -{
|
| - int invalid, exists;
|
| - char *file_name;
|
| -
|
| - assert (directory != NULL);
|
| -
|
| - /* Check the mime.cache file */
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/mime.cache") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/mime.cache");
|
| - invalid = xdg_check_file (file_name, &exists);
|
| - free (file_name);
|
| - if (invalid)
|
| - {
|
| - *invalid_dir_list = TRUE;
|
| - return TRUE;
|
| - }
|
| - else if (exists)
|
| - {
|
| - return FALSE;
|
| - }
|
| -
|
| - /* Check the globs file */
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/globs") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/globs");
|
| - invalid = xdg_check_file (file_name, NULL);
|
| - free (file_name);
|
| - if (invalid)
|
| - {
|
| - *invalid_dir_list = TRUE;
|
| - return TRUE;
|
| - }
|
| -
|
| - /* Check the magic file */
|
| - file_name = malloc (strlen (directory) + strlen ("/mime/magic") + 1);
|
| - strcpy (file_name, directory); strcat (file_name, "/mime/magic");
|
| - invalid = xdg_check_file (file_name, NULL);
|
| - free (file_name);
|
| - if (invalid)
|
| - {
|
| - *invalid_dir_list = TRUE;
|
| - return TRUE;
|
| - }
|
| -
|
| - return FALSE; /* Keep processing */
|
| -}
|
| -
|
| -/* Walks through all the mime files stat()ing them to see if they've changed.
|
| - * Returns TRUE if they have. */
|
| -static int
|
| -xdg_check_dirs (void)
|
| -{
|
| - XdgDirTimeList *list;
|
| - int invalid_dir_list = FALSE;
|
| -
|
| - for (list = dir_time_list; list; list = list->next)
|
| - list->checked = XDG_CHECKED_UNCHECKED;
|
| -
|
| - xdg_run_command_on_dirs ((XdgDirectoryFunc) xdg_check_dir,
|
| - &invalid_dir_list);
|
| -
|
| - if (invalid_dir_list)
|
| - return TRUE;
|
| -
|
| - for (list = dir_time_list; list; list = list->next)
|
| - {
|
| - if (list->checked != XDG_CHECKED_VALID)
|
| - return TRUE;
|
| - }
|
| -
|
| - return FALSE;
|
| -}
|
| -
|
| -/* We want to avoid stat()ing on every single mime call, so we only look for
|
| - * newer files every 5 seconds. This will return TRUE if we need to reread the
|
| - * mime data from disk.
|
| - */
|
| -static int
|
| -xdg_check_time_and_dirs (void)
|
| -{
|
| - struct timeval tv;
|
| - time_t current_time;
|
| - int retval = FALSE;
|
| -
|
| - gettimeofday (&tv, NULL);
|
| - current_time = tv.tv_sec;
|
| -
|
| - if (current_time >= last_stat_time + 5)
|
| - {
|
| - retval = xdg_check_dirs ();
|
| - last_stat_time = current_time;
|
| - }
|
| -
|
| - return retval;
|
| -}
|
| -
|
| -/* Called in every public function. It reloads the hash function if need be.
|
| - */
|
| -static void
|
| -xdg_mime_init (void)
|
| -{
|
| - if (xdg_check_time_and_dirs ())
|
| - {
|
| - xdg_mime_shutdown ();
|
| - }
|
| -
|
| - if (need_reread)
|
| - {
|
| - global_hash = _xdg_glob_hash_new ();
|
| - global_magic = _xdg_mime_magic_new ();
|
| - alias_list = _xdg_mime_alias_list_new ();
|
| - parent_list = _xdg_mime_parent_list_new ();
|
| - icon_list = _xdg_mime_icon_list_new ();
|
| - generic_icon_list = _xdg_mime_icon_list_new ();
|
| -
|
| - xdg_run_command_on_dirs ((XdgDirectoryFunc) xdg_mime_init_from_directory,
|
| - NULL);
|
| -
|
| - need_reread = FALSE;
|
| - }
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_get_mime_type_for_data (const void *data,
|
| - size_t len,
|
| - int *result_prio)
|
| -{
|
| - const char *mime_type;
|
| -
|
| - if (len == 0)
|
| - {
|
| - *result_prio = 100;
|
| - return XDG_MIME_TYPE_EMPTY;
|
| - }
|
| -
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - mime_type = _xdg_mime_cache_get_mime_type_for_data (data, len, result_prio);
|
| - else
|
| - mime_type = _xdg_mime_magic_lookup_data (global_magic, data, len, result_prio, NULL, 0);
|
| -
|
| - if (mime_type)
|
| - return mime_type;
|
| -
|
| - return _xdg_binary_or_text_fallback(data, len);
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_get_mime_type_for_file (const char *file_name,
|
| - struct stat *statbuf)
|
| -{
|
| - const char *mime_type;
|
| - /* currently, only a few globs occur twice, and none
|
| - * more often, so 5 seems plenty.
|
| - */
|
| - const char *mime_types[5];
|
| - FILE *file;
|
| - unsigned char *data;
|
| - int max_extent;
|
| - int bytes_read;
|
| - struct stat buf;
|
| - const char *base_name;
|
| - int n;
|
| -
|
| - if (file_name == NULL)
|
| - return NULL;
|
| - if (! _xdg_utf8_validate (file_name))
|
| - return NULL;
|
| -
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_mime_type_for_file (file_name, statbuf);
|
| -
|
| - base_name = _xdg_get_base_name (file_name);
|
| - n = _xdg_glob_hash_lookup_file_name (global_hash, base_name, mime_types, 5);
|
| -
|
| - if (n == 1)
|
| - return mime_types[0];
|
| -
|
| - if (!statbuf)
|
| - {
|
| - if (stat (file_name, &buf) != 0)
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| -
|
| - statbuf = &buf;
|
| - }
|
| -
|
| - if (!S_ISREG (statbuf->st_mode))
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| -
|
| - /* FIXME: Need to make sure that max_extent isn't totally broken. This could
|
| - * be large and need getting from a stream instead of just reading it all
|
| - * in. */
|
| - max_extent = _xdg_mime_magic_get_buffer_extents (global_magic);
|
| - data = malloc (max_extent);
|
| - if (data == NULL)
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| -
|
| - file = fopen (file_name, "r");
|
| - if (file == NULL)
|
| - {
|
| - free (data);
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| - }
|
| -
|
| - bytes_read = fread (data, 1, max_extent, file);
|
| - if (ferror (file))
|
| - {
|
| - free (data);
|
| - fclose (file);
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| - }
|
| -
|
| - mime_type = _xdg_mime_magic_lookup_data (global_magic, data, bytes_read, NULL,
|
| - mime_types, n);
|
| -
|
| - fclose (file);
|
| -
|
| - if (!mime_type)
|
| - mime_type = _xdg_binary_or_text_fallback(data, bytes_read);
|
| -
|
| - free (data);
|
| - return mime_type;
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_get_mime_type_from_file_name (const char *file_name)
|
| -{
|
| - const char *mime_type;
|
| -
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_mime_type_from_file_name (file_name);
|
| -
|
| - if (_xdg_glob_hash_lookup_file_name (global_hash, file_name, &mime_type, 1))
|
| - return mime_type;
|
| - else
|
| - return XDG_MIME_TYPE_UNKNOWN;
|
| -}
|
| -
|
| -int
|
| -xdg_mime_get_mime_types_from_file_name (const char *file_name,
|
| - const char *mime_types[],
|
| - int n_mime_types)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_mime_types_from_file_name (file_name, mime_types, n_mime_types);
|
| -
|
| - return _xdg_glob_hash_lookup_file_name (global_hash, file_name, mime_types, n_mime_types);
|
| -}
|
| -
|
| -int
|
| -xdg_mime_is_valid_mime_type (const char *mime_type)
|
| -{
|
| - /* FIXME: We should make this a better test
|
| - */
|
| - return _xdg_utf8_validate (mime_type);
|
| -}
|
| -
|
| -void
|
| -xdg_mime_shutdown (void)
|
| -{
|
| - XdgCallbackList *list;
|
| -
|
| - /* FIXME: Need to make this (and the whole library) thread safe */
|
| - if (dir_time_list)
|
| - {
|
| - xdg_dir_time_list_free (dir_time_list);
|
| - dir_time_list = NULL;
|
| - }
|
| -
|
| - if (global_hash)
|
| - {
|
| - _xdg_glob_hash_free (global_hash);
|
| - global_hash = NULL;
|
| - }
|
| - if (global_magic)
|
| - {
|
| - _xdg_mime_magic_free (global_magic);
|
| - global_magic = NULL;
|
| - }
|
| -
|
| - if (alias_list)
|
| - {
|
| - _xdg_mime_alias_list_free (alias_list);
|
| - alias_list = NULL;
|
| - }
|
| -
|
| - if (parent_list)
|
| - {
|
| - _xdg_mime_parent_list_free (parent_list);
|
| - parent_list = NULL;
|
| - }
|
| -
|
| - if (icon_list)
|
| - {
|
| - _xdg_mime_icon_list_free (icon_list);
|
| - icon_list = NULL;
|
| - }
|
| -
|
| - if (generic_icon_list)
|
| - {
|
| - _xdg_mime_icon_list_free (generic_icon_list);
|
| - generic_icon_list = NULL;
|
| - }
|
| -
|
| - if (_caches)
|
| - {
|
| - int i;
|
| -
|
| - for (i = 0; i < n_caches; i++)
|
| - _xdg_mime_cache_unref (_caches[i]);
|
| - free (_caches);
|
| - _caches = NULL;
|
| - n_caches = 0;
|
| - }
|
| -
|
| - for (list = callback_list; list; list = list->next)
|
| - (list->callback) (list->data);
|
| -
|
| - need_reread = TRUE;
|
| -}
|
| -
|
| -int
|
| -xdg_mime_get_max_buffer_extents (void)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_max_buffer_extents ();
|
| -
|
| - return _xdg_mime_magic_get_buffer_extents (global_magic);
|
| -}
|
| -
|
| -const char *
|
| -_xdg_mime_unalias_mime_type (const char *mime_type)
|
| -{
|
| - const char *lookup;
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_unalias_mime_type (mime_type);
|
| -
|
| - if ((lookup = _xdg_mime_alias_list_lookup (alias_list, mime_type)) != NULL)
|
| - return lookup;
|
| -
|
| - return mime_type;
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_unalias_mime_type (const char *mime_type)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - return _xdg_mime_unalias_mime_type (mime_type);
|
| -}
|
| -
|
| -int
|
| -_xdg_mime_mime_type_equal (const char *mime_a,
|
| - const char *mime_b)
|
| -{
|
| - const char *unalias_a, *unalias_b;
|
| -
|
| - unalias_a = _xdg_mime_unalias_mime_type (mime_a);
|
| - unalias_b = _xdg_mime_unalias_mime_type (mime_b);
|
| -
|
| - if (strcmp (unalias_a, unalias_b) == 0)
|
| - return 1;
|
| -
|
| - return 0;
|
| -}
|
| -
|
| -int
|
| -xdg_mime_mime_type_equal (const char *mime_a,
|
| - const char *mime_b)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - return _xdg_mime_mime_type_equal (mime_a, mime_b);
|
| -}
|
| -
|
| -int
|
| -xdg_mime_media_type_equal (const char *mime_a,
|
| - const char *mime_b)
|
| -{
|
| - char *sep;
|
| -
|
| - sep = strchr (mime_a, '/');
|
| -
|
| - if (sep && strncmp (mime_a, mime_b, sep - mime_a + 1) == 0)
|
| - return 1;
|
| -
|
| - return 0;
|
| -}
|
| -
|
| -#if 1
|
| -static int
|
| -xdg_mime_is_super_type (const char *mime)
|
| -{
|
| - int length;
|
| - const char *type;
|
| -
|
| - length = strlen (mime);
|
| - type = &(mime[length - 2]);
|
| -
|
| - if (strcmp (type, "/*") == 0)
|
| - return 1;
|
| -
|
| - return 0;
|
| -}
|
| -#endif
|
| -
|
| -int
|
| -_xdg_mime_mime_type_subclass (const char *mime,
|
| - const char *base)
|
| -{
|
| - const char *umime, *ubase;
|
| - const char **parents;
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_mime_type_subclass (mime, base);
|
| -
|
| - umime = _xdg_mime_unalias_mime_type (mime);
|
| - ubase = _xdg_mime_unalias_mime_type (base);
|
| -
|
| - if (strcmp (umime, ubase) == 0)
|
| - return 1;
|
| -
|
| -#if 1
|
| - /* Handle supertypes */
|
| - if (xdg_mime_is_super_type (ubase) &&
|
| - xdg_mime_media_type_equal (umime, ubase))
|
| - return 1;
|
| -#endif
|
| -
|
| - /* Handle special cases text/plain and application/octet-stream */
|
| - if (strcmp (ubase, "text/plain") == 0 &&
|
| - strncmp (umime, "text/", 5) == 0)
|
| - return 1;
|
| -
|
| - if (strcmp (ubase, "application/octet-stream") == 0)
|
| - return 1;
|
| -
|
| - parents = _xdg_mime_parent_list_lookup (parent_list, umime);
|
| - for (; parents && *parents; parents++)
|
| - {
|
| - if (_xdg_mime_mime_type_subclass (*parents, ubase))
|
| - return 1;
|
| - }
|
| -
|
| - return 0;
|
| -}
|
| -
|
| -int
|
| -xdg_mime_mime_type_subclass (const char *mime,
|
| - const char *base)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - return _xdg_mime_mime_type_subclass (mime, base);
|
| -}
|
| -
|
| -char **
|
| -xdg_mime_list_mime_parents (const char *mime)
|
| -{
|
| - const char **parents;
|
| - char **result;
|
| - int i, n;
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_list_mime_parents (mime);
|
| -
|
| - parents = xdg_mime_get_mime_parents (mime);
|
| -
|
| - if (!parents)
|
| - return NULL;
|
| -
|
| - for (i = 0; parents[i]; i++) ;
|
| -
|
| - n = (i + 1) * sizeof (char *);
|
| - result = (char **) malloc (n);
|
| - memcpy (result, parents, n);
|
| -
|
| - return result;
|
| -}
|
| -
|
| -const char **
|
| -xdg_mime_get_mime_parents (const char *mime)
|
| -{
|
| - const char *umime;
|
| -
|
| - xdg_mime_init ();
|
| -
|
| - umime = _xdg_mime_unalias_mime_type (mime);
|
| -
|
| - return _xdg_mime_parent_list_lookup (parent_list, umime);
|
| -}
|
| -
|
| -void
|
| -xdg_mime_dump (void)
|
| -{
|
| - xdg_mime_init();
|
| -
|
| - printf ("*** ALIASES ***\n\n");
|
| - _xdg_mime_alias_list_dump (alias_list);
|
| - printf ("\n*** PARENTS ***\n\n");
|
| - _xdg_mime_parent_list_dump (parent_list);
|
| - printf ("\n*** CACHE ***\n\n");
|
| - _xdg_glob_hash_dump (global_hash);
|
| - printf ("\n*** GLOBS ***\n\n");
|
| - _xdg_glob_hash_dump (global_hash);
|
| - printf ("\n*** GLOBS REVERSE TREE ***\n\n");
|
| - _xdg_mime_cache_glob_dump ();
|
| -}
|
| -
|
| -
|
| -/* Registers a function to be called every time the mime database reloads its files
|
| - */
|
| -int
|
| -xdg_mime_register_reload_callback (XdgMimeCallback callback,
|
| - void *data,
|
| - XdgMimeDestroy destroy)
|
| -{
|
| - XdgCallbackList *list_el;
|
| - static int callback_id = 1;
|
| -
|
| - /* Make a new list element */
|
| - list_el = calloc (1, sizeof (XdgCallbackList));
|
| - list_el->callback_id = callback_id;
|
| - list_el->callback = callback;
|
| - list_el->data = data;
|
| - list_el->destroy = destroy;
|
| - list_el->next = callback_list;
|
| - if (list_el->next)
|
| - list_el->next->prev = list_el;
|
| -
|
| - callback_list = list_el;
|
| - callback_id ++;
|
| -
|
| - return callback_id - 1;
|
| -}
|
| -
|
| -void
|
| -xdg_mime_remove_callback (int callback_id)
|
| -{
|
| - XdgCallbackList *list;
|
| -
|
| - for (list = callback_list; list; list = list->next)
|
| - {
|
| - if (list->callback_id == callback_id)
|
| - {
|
| - if (list->next)
|
| - list->next = list->prev;
|
| -
|
| - if (list->prev)
|
| - list->prev->next = list->next;
|
| - else
|
| - callback_list = list->next;
|
| -
|
| - /* invoke the destroy handler */
|
| - (list->destroy) (list->data);
|
| - free (list);
|
| - return;
|
| - }
|
| - }
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_get_icon (const char *mime)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_icon (mime);
|
| -
|
| - return _xdg_mime_icon_list_lookup (icon_list, mime);
|
| -}
|
| -
|
| -const char *
|
| -xdg_mime_get_generic_icon (const char *mime)
|
| -{
|
| - xdg_mime_init ();
|
| -
|
| - if (_caches)
|
| - return _xdg_mime_cache_get_generic_icon (mime);
|
| -
|
| - return _xdg_mime_icon_list_lookup (generic_icon_list, mime);
|
| -}
|
|
|
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