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author | JP Rosevear <jpr@src.gnome.org> | 2005-01-11 08:00:07 +0800 |
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committer | JP Rosevear <jpr@src.gnome.org> | 2005-01-11 08:00:07 +0800 |
commit | fba011bf008443ee5130f1426aa65e11245cd84a (patch) | |
tree | 91793af1cfb21ec9bfea5579abb65ea6f73223b2 /camel/camel-provider.c | |
parent | c60c4bf7c4590b850d589d79ac44d057323a429f (diff) | |
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Kill dead files
svn path=/trunk/; revision=28342
Diffstat (limited to 'camel/camel-provider.c')
-rw-r--r-- | camel/camel-provider.c | 416 |
1 files changed, 0 insertions, 416 deletions
diff --git a/camel/camel-provider.c b/camel/camel-provider.c deleted file mode 100644 index c3a9546bbd..0000000000 --- a/camel/camel-provider.c +++ /dev/null @@ -1,416 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- - * camel-provider.c: provider framework - * - * Authors: - * Bertrand Guiheneuf <bertrand@helixcode.com> - * Dan Winship <danw@ximian.com> - * Jeffrey Stedfast <fejj@ximian.com> - * - * Copyright 1999, 2000 Ximian, Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -/* FIXME: Shouldn't we add a version number to providers ? */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <sys/types.h> -#include <dirent.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> - -#include <gmodule.h> - -#include "camel-provider.h" -#include "camel-exception.h" -#include "camel-string-utils.h" -#include "camel-vee-store.h" -#include "libedataserver/e-msgport.h" -#include "camel-i18n.h" - -/* table of CamelProviderModule's */ -static GHashTable *module_table; -/* table of CamelProvider's */ -static GHashTable *provider_table; -static EMutex *provider_lock; - -#define LOCK() e_mutex_lock(provider_lock); -#define UNLOCK() e_mutex_unlock(provider_lock); - -/* The vfolder provider is always available */ -static CamelProvider vee_provider = { - "vfolder", - N_("Virtual folder email provider"), - - N_("For reading mail as a query of another set of folders"), - - "vfolder", - - CAMEL_PROVIDER_IS_STORAGE, - CAMEL_URL_NEED_PATH | CAMEL_URL_PATH_IS_ABSOLUTE | CAMEL_URL_FRAGMENT_IS_PATH, - - /* ... */ -}; - -static pthread_once_t setup_once = PTHREAD_ONCE_INIT; - -static void -provider_setup(void) -{ - provider_lock = e_mutex_new(E_MUTEX_REC); - module_table = g_hash_table_new(camel_strcase_hash, camel_strcase_equal); - provider_table = g_hash_table_new(camel_strcase_hash, camel_strcase_equal); - - vee_provider.object_types[CAMEL_PROVIDER_STORE] = camel_vee_store_get_type (); - vee_provider.url_hash = camel_url_hash; - vee_provider.url_equal = camel_url_equal; - camel_provider_register(&vee_provider); -} - -/** - * camel_provider_init: - * - * Initialize the Camel provider system by reading in the .urls - * files in the provider directory and creating a hash table mapping - * URLs to module names. - * - * A .urls file has the same initial prefix as the shared library it - * correspond to, and consists of a series of lines containing the URL - * protocols that that library handles. - * - * TODO: This should be pathed? - * TODO: This should be plugin-d? - **/ -void -camel_provider_init (void) -{ - DIR *dir; - struct dirent *d; - char *p, *name, buf[80]; - CamelProviderModule *m; - static int loaded = 0; - - pthread_once(&setup_once, provider_setup); - - if (loaded) - return; - - loaded = 1; - - dir = opendir (CAMEL_PROVIDERDIR); - if (!dir) { - g_warning("Could not open camel provider directory (%s): %s", - CAMEL_PROVIDERDIR, g_strerror (errno)); - return; - } - - while ((d = readdir (dir))) { - FILE *fp; - - p = strrchr (d->d_name, '.'); - if (!p || strcmp (p, ".urls") != 0) - continue; - - name = g_strdup_printf ("%s/%s", CAMEL_PROVIDERDIR, d->d_name); - fp = fopen (name, "r"); - if (!fp) { - g_warning ("Could not read provider info file %s: %s", - name, g_strerror (errno)); - g_free (name); - continue; - } - - p = strrchr (name, '.'); - strcpy (p, ".so"); - - m = g_malloc0(sizeof(*m)); - m->path = name; - - while ((fgets (buf, sizeof (buf), fp))) { - buf[sizeof (buf) - 1] = '\0'; - p = strchr (buf, '\n'); - if (p) - *p = '\0'; - - if (*buf) { - char *protocol = g_strdup(buf); - - m->types = g_slist_prepend(m->types, protocol); - g_hash_table_insert(module_table, protocol, m); - } - } - - fclose (fp); - } - - closedir (dir); -} - -/** - * camel_provider_load: - * @session: the current session - * @path: the path to a shared library - * @ex: a CamelException - * - * Loads the provider at @path, and calls its initialization function, - * passing @session as an argument. The provider should then register - * itself with @session. - **/ -void -camel_provider_load(const char *path, CamelException *ex) -{ - GModule *module; - CamelProvider *(*camel_provider_module_init) (void); - - pthread_once(&setup_once, provider_setup); - - if (!g_module_supported ()) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not load %s: Module loading " - "not supported on this system."), - path); - return; - } - - module = g_module_open (path, 0); - if (!module) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not load %s: %s"), - path, g_module_error ()); - return; - } - - if (!g_module_symbol (module, "camel_provider_module_init", - (gpointer *)&camel_provider_module_init)) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("Could not load %s: No initialization " - "code in module."), path); - g_module_close (module); - return; - } - - camel_provider_module_init (); -} - -/** - * camel_provider_register: - * @provider: provider object - * - * Registers a provider. - **/ -void -camel_provider_register(CamelProvider *provider) -{ - int i; - CamelProviderConfEntry *conf; - GList *l; - - g_return_if_fail (provider != NULL); - - g_assert(provider_table); - - LOCK(); - - if (g_hash_table_lookup(provider_table, provider->protocol) != NULL) { - g_warning("Trying to re-register camel provider for protocol '%s'", provider->protocol); - UNLOCK(); - return; - } - - for (i = 0; i < CAMEL_NUM_PROVIDER_TYPES; i++) { - if (provider->object_types[i]) - provider->service_cache[i] = camel_object_bag_new (provider->url_hash, provider->url_equal, - (CamelCopyFunc)camel_url_copy, (GFreeFunc)camel_url_free); - } - - /* Translate all strings here */ -#define P_(string) dgettext (provider->translation_domain, string) - - provider->name = P_(provider->name); - provider->description = P_(provider->description); - conf = provider->extra_conf; - if (conf) { - for (i=0;conf[i].type != CAMEL_PROVIDER_CONF_END;i++) { - if (conf[i].text) - conf[i].text = P_(conf[i].text); - } - } - - l = provider->authtypes; - while (l) { - CamelServiceAuthType *auth = l->data; - - auth->name = P_(auth->name); - auth->description = P_(auth->description); - l = l->next; - } - - g_hash_table_insert(provider_table, provider->protocol, provider); - - UNLOCK(); -} - -static gint -provider_compare (gconstpointer a, gconstpointer b) -{ - const CamelProvider *cpa = (const CamelProvider *)a; - const CamelProvider *cpb = (const CamelProvider *)b; - - return strcmp (cpa->name, cpb->name); -} - -static void -add_to_list (gpointer key, gpointer value, gpointer user_data) -{ - GList **list = user_data; - - *list = g_list_prepend(*list, value); -} - -/** - * camel_session_list_providers: - * @session: the session - * @load: whether or not to load in providers that are not already loaded - * - * This returns a list of available providers in this session. If @load - * is %TRUE, it will first load in all available providers that haven't - * yet been loaded. - * - * Return value: a GList of providers, which the caller must free. - **/ -GList * -camel_provider_list(gboolean load) -{ - GList *list = NULL; - - g_assert(provider_table); - - LOCK(); - - if (load) { - GList *w; - - g_hash_table_foreach(module_table, add_to_list, &list); - for (w = list;w;w = w->next) { - CamelProviderModule *m = w->data; - - if (!m->loaded) { - camel_provider_load(m->path, NULL); - m->loaded = 1; - } - } - g_list_free(list); - list = NULL; - } - - g_hash_table_foreach(provider_table, add_to_list, &list); - - UNLOCK(); - - list = g_list_sort(list, provider_compare); - - return list; -} - -/** - * camel_provider_get: - * @url_string: the URL for the service whose provider you want - * @ex: a CamelException - * - * This returns the CamelProvider that would be used to handle - * @url_string, loading it in from disk if necessary. - * - * Return value: the provider, or %NULL, in which case @ex will be set. - **/ -CamelProvider * -camel_provider_get(const char *url_string, CamelException *ex) -{ - CamelProvider *provider = NULL; - char *protocol; - size_t len; - - g_return_val_if_fail(url_string != NULL, NULL); - g_assert(provider_table); - - len = strcspn(url_string, ":"); - protocol = g_alloca(len+1); - memcpy(protocol, url_string, len); - protocol[len] = 0; - - LOCK(); - - provider = g_hash_table_lookup(provider_table, protocol); - if (!provider) { - CamelProviderModule *m; - - m = g_hash_table_lookup(module_table, protocol); - if (m && !m->loaded) { - m->loaded = 1; - camel_provider_load(m->path, ex); - if (camel_exception_is_set (ex)) - goto fail; - } - provider = g_hash_table_lookup(provider_table, protocol); - } - - if (provider == NULL) - camel_exception_setv(ex, CAMEL_EXCEPTION_SERVICE_URL_INVALID, - _("No provider available for protocol `%s'"), - protocol); -fail: - UNLOCK(); - - return provider; -} - - -/** - * camel_provider_auto_detect: - * @provider: camel provider - * @settings: currently set settings - * @auto_detected: output hash table of auto-detected values - * @ex: exception - * - * After filling in the standard Username/Hostname/Port/Path settings - * (which must be set in @settings), if the provider supports it, you - * may wish to have the provider auto-detect further settings based on - * the aformentioned settings. - * - * If the provider does not support auto-detection, @auto_detected - * will be set to %NULL. Otherwise the provider will attempt to - * auto-detect whatever it can and file them into @auto_detected. If - * for some reason it cannot auto-detect anything (not enough - * information provided in @settings?) then @auto_deetected will be - * set to %NULL and an exception may be set to explain why it failed. - * - * Returns 0 on success or -1 on fail. - **/ -int -camel_provider_auto_detect (CamelProvider *provider, CamelURL *url, - GHashTable **auto_detected, CamelException *ex) -{ - g_return_val_if_fail (provider != NULL, -1); - - if (provider->auto_detect) { - return provider->auto_detect (url, auto_detected, ex); - } else { - *auto_detected = NULL; - return 0; - } -} |