diff options
Diffstat (limited to 'camel/camel-provider.c')
-rw-r--r-- | camel/camel-provider.c | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/camel/camel-provider.c b/camel/camel-provider.c deleted file mode 100644 index af472c61c8..0000000000 --- a/camel/camel-provider.c +++ /dev/null @@ -1,206 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-provider.c : provider framework */ - -/* - * - * Author : - * Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 Helix Code, Inc. (http://www.helixcode.com) - * - * This program 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; either version 2 of the - * License, or (at your option) any later version. - * - * 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 - */ - - -/* - A provider can be added "by hand" or by loading a module. - - - Adding providers with modules. - ------------------------------ - - The modules are shared libraries which must contain the - function - - CamelProvider *camel_provider_module_init (); - - returning the provider object defined in the module - - -*/ - -/* FIXME: Shouldn't we add a version number to providers ? */ - -#include "config.h" -#include "camel-provider.h" -#include "camel-log.h" - -#include <dirent.h> -#include <string.h> - -static GList *_provider_list = NULL; - -static gint -_provider_name_cmp (gconstpointer a, gconstpointer b) -{ - CamelProvider *provider_a = CAMEL_PROVIDER (a); - CamelProvider *provider_b = CAMEL_PROVIDER (b); - - return strcmp ( provider_a->name, provider_b->name); -} - -void -camel_provider_register (CamelProvider *provider) -{ - GList *old_provider_node = NULL; - - g_assert (provider); - - if (_provider_list) - old_provider_node = g_list_find_custom (_provider_list, provider, _provider_name_cmp); - - if (old_provider_node != NULL) { - /* camel_provider_unref (CAMEL_PROVIDER (old_provider_node->data)); */ - old_provider_node->data = provider; - } else { - /* be careful, we use prepend here, so that last registered - providers come first */ - _provider_list = g_list_prepend (_provider_list, provider); - } - /* camel_provider_ref (provider); */ -} - - -const CamelProvider * -camel_provider_register_as_module (const gchar *module_path) -{ - - CamelProvider *new_provider = NULL; - GModule *new_module = NULL; - CamelProvider * (*camel_provider_module_init) (); - gboolean has_module_init; - - CAMEL_LOG_FULL_DEBUG ("Entering CamelProvider::register_as_module\n"); - - g_return_val_if_fail (module_path, NULL); - - if (!g_module_supported ()) { - CAMEL_LOG_WARNING ("CamelProvider::register_as_module module loading not supported on this system\n"); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelProvider::register_as_module\n"); - return NULL; - } - - - new_module = g_module_open (module_path, 0); - if (!new_module) { - printf ("g_module_open reports: %s\n", g_module_error ()); - CAMEL_LOG_WARNING ("CamelProvider::register_as_module Unable to load module %s\n", module_path); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelProvider::register_as_module\n"); - return NULL; - } - - has_module_init = g_module_symbol (new_module, "camel_provider_module_init", (gpointer *)&camel_provider_module_init); - if (!has_module_init){ - CAMEL_LOG_WARNING ("CamelProvider::register_as_module loading of module %s failed,\n" - "\t Symbol camel_provider_module_init not defined in it\n", module_path); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelProvider::register_as_module\n"); - return NULL; - } - - new_provider = camel_provider_module_init(); - new_provider->gmodule = new_module; - camel_provider_register (new_provider); - - CAMEL_LOG_FULL_DEBUG ("Leaving CamelProvider::register_as_module\n"); - return new_provider; - - -} - -/** - * camel_provider_scan: Scan for available providers and return a list. - * - * Note that this function will cause all providers in the providerdir - * to be loaded into memory. - * - * Return value: the list of CamelProviders. The caller must free this - * list when it is done with it. - **/ -GList * -camel_provider_scan (void) -{ - DIR *dir; - struct dirent *dent; - char *p, *name; - - dir = opendir (CAMEL_PROVIDERDIR); - if (!dir) - return NULL; - while ((dent = readdir (dir))) { - p = strstr (dent->d_name, ".so"); - if (!p || strcmp (p, ".so") != 0) - continue; - - name = g_module_build_path (CAMEL_PROVIDERDIR, dent->d_name); - camel_provider_register_as_module (name); - g_free (name); - } - closedir (dir); - - return g_list_copy (_provider_list); -} - - -/** - * camel_provider_get_for_protocol: get a registered provider for a protocol - * @protocol: protocol name (case insensitive) - * @type: provider type (transport, store, ...) - * - * Look into the list of registered provider if - * one correspond both to the protocol name - * and to the protocol type. When several providers - * exist for a same protocol, the last registered - * is returned. - * - * Return value: Matching provider or NULL if none exists. - **/ -const CamelProvider * -camel_provider_get_for_protocol (const gchar *protocol, ProviderType type) -{ - CamelProvider *current_provider = NULL; - GList *current_provider_node; - gboolean protocol_is_found; - gboolean provider_is_found; - - g_assert (protocol); - g_return_val_if_fail (_provider_list, NULL); - - current_provider_node = _provider_list; - provider_is_found = FALSE; - - while ((!provider_is_found) && current_provider_node) { - current_provider = (CamelProvider *)current_provider_node->data; - - protocol_is_found = (g_strcasecmp (protocol, current_provider->protocol) == 0); - if (protocol_is_found) - provider_is_found = (current_provider->provider_type == type); - - current_provider_node = current_provider_node->next; - } - - if (provider_is_found) return current_provider; - else return NULL; -} |