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author | nobody <nobody@localhost> | 2003-12-09 09:57:09 +0800 |
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committer | nobody <nobody@localhost> | 2003-12-09 09:57:09 +0800 |
commit | 40e6fffa5ed18480dc9a4d952d55ebd819a9d953 (patch) | |
tree | 75bb0caf9afd4b94842023406d6a7938c5d8b2b7 /camel/providers/nntp/camel-nntp-store.c | |
parent | 0031a7166cd0f3fc0cec0b60c468ca22a8c45b0b (diff) | |
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This commit was manufactured by cvs2svn to create tagRELEASE-2_8_0
'RELEASE-2_8_0'.
svn path=/tags/RELEASE-2_8_0/; revision=23849
Diffstat (limited to 'camel/providers/nntp/camel-nntp-store.c')
-rw-r--r-- | camel/providers/nntp/camel-nntp-store.c | 576 |
1 files changed, 0 insertions, 576 deletions
diff --git a/camel/providers/nntp/camel-nntp-store.c b/camel/providers/nntp/camel-nntp-store.c deleted file mode 100644 index 531d4aefdf..0000000000 --- a/camel/providers/nntp/camel-nntp-store.c +++ /dev/null @@ -1,576 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * - * Copyright (C) 2001-2003 Ximian, Inc. <www.ximain.com> - * - * Authors: Christopher Toshok <toshok@ximian.com> - * Michael Zucchi <notzed@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 - */ - - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <unistd.h> -#include <dirent.h> -#include <errno.h> - -#include <camel/camel-url.h> -#include <camel/camel-string-utils.h> -#include <camel/camel-session.h> -#include <camel/camel-tcp-stream-raw.h> -#include <camel/camel-tcp-stream-ssl.h> - -#include "camel-nntp-summary.h" -#include "camel-nntp-store.h" -#include "camel-nntp-folder.h" -#include "camel-nntp-private.h" - -#define w(x) -extern int camel_verbose_debug; -#define dd(x) (camel_verbose_debug?(x):0) - -#define NNTP_PORT 119 -#define NNTPS_PORT 563 - -#define DUMP_EXTENSIONS - -/* define if you want the subscribe ui to show folders in tree form */ -/* #define INFO_AS_TREE */ - -static CamelStoreClass *parent_class = NULL; -static CamelServiceClass *service_class = NULL; - -/* Returns the class for a CamelNNTPStore */ -#define CNNTPS_CLASS(so) CAMEL_NNTP_STORE_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CF_CLASS(so) CAMEL_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) -#define CNNTPF_CLASS(so) CAMEL_NNTP_FOLDER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - - -enum { - USE_SSL_NEVER, - USE_SSL_ALWAYS, - USE_SSL_WHEN_POSSIBLE -}; - -static gboolean -connect_to_server (CamelService *service, int ssl_mode, CamelException *ex) -{ - CamelNNTPStore *store = (CamelNNTPStore *) service; - CamelStream *tcp_stream; - gboolean retval = FALSE; - unsigned char *buf; - unsigned int len; - struct hostent *h; - int port, ret; - - CAMEL_NNTP_STORE_LOCK(store, command_lock); - - /* setup store-wide cache */ - if (store->cache == NULL) { - char *root; - - root = camel_session_get_storage_path (service->session, service, ex); - if (root == NULL) - goto fail; - - store->cache = camel_data_cache_new (root, 0, ex); - g_free (root); - if (store->cache == NULL) - goto fail; - - /* Default cache expiry - 2 weeks old, or not visited in 5 days */ - camel_data_cache_set_expire_age (store->cache, 60*60*24*14); - camel_data_cache_set_expire_access (store->cache, 60*60*24*5); - } - - h = camel_service_gethost (service, ex); - if (!h) - goto fail; - - port = service->url->port ? service->url->port : NNTP_PORT; - -#ifdef HAVE_SSL - if (ssl_mode != USE_SSL_NEVER) { - port = service->url->port ? service->url->port : NNTPS_PORT; - tcp_stream = camel_tcp_stream_ssl_new (service->session, service->url->host, CAMEL_TCP_STREAM_SSL_ENABLE_SSL2 | CAMEL_TCP_STREAM_SSL_ENABLE_SSL3); - } else { - tcp_stream = camel_tcp_stream_raw_new (); - } -#else - tcp_stream = camel_tcp_stream_raw_new (); -#endif /* HAVE_SSL */ - - ret = camel_tcp_stream_connect (CAMEL_TCP_STREAM (tcp_stream), h, port); - camel_free_host (h); - if (ret == -1) { - if (errno == EINTR) - camel_exception_set (ex, CAMEL_EXCEPTION_USER_CANCEL, - _("Connection cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, - _("Could not connect to %s (port %d): %s"), - service->url->host, port, g_strerror (errno)); - - camel_object_unref (CAMEL_OBJECT (tcp_stream)); - - goto fail; - } - - store->stream = (CamelNNTPStream *) camel_nntp_stream_new (tcp_stream); - camel_object_unref (CAMEL_OBJECT (tcp_stream)); - - /* Read the greeting, if any. */ - if (camel_nntp_stream_line (store->stream, &buf, &len) == -1) { - if (errno == EINTR) - camel_exception_set (ex, CAMEL_EXCEPTION_USER_CANCEL, - _("Connection cancelled")); - else - camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, - _("Could not read greeting from %s: %s"), - service->url->host, g_strerror (errno)); - - camel_object_unref (CAMEL_OBJECT (store->stream)); - store->stream = NULL; - - goto fail; - } - - len = strtoul (buf, (char **) &buf, 10); - if (len != 200 && len != 201) { - camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM, - _("NNTP server %s returned error code %d: %s"), - service->url->host, len, buf); - - camel_object_unref (CAMEL_OBJECT (store->stream)); - store->stream = NULL; - - goto fail; - } - - /* set 'reader' mode & ignore return code */ - camel_nntp_command (store, (char **) &buf, "mode reader"); - retval = TRUE; - - fail: - CAMEL_NNTP_STORE_UNLOCK(store, command_lock); - - return retval; -} - -static struct { - char *value; - int mode; -} ssl_options[] = { - { "", USE_SSL_ALWAYS }, - { "always", USE_SSL_ALWAYS }, - { "when-possible", USE_SSL_WHEN_POSSIBLE }, - { "never", USE_SSL_NEVER }, - { NULL, USE_SSL_NEVER }, -}; - -static gboolean -nntp_connect (CamelService *service, CamelException *ex) -{ -#ifdef HAVE_SSL - const char *use_ssl; - int i, ssl_mode; - - use_ssl = camel_url_get_param (service->url, "use_ssl"); - if (use_ssl) { - for (i = 0; ssl_options[i].value; i++) - if (!strcmp (ssl_options[i].value, use_ssl)) - break; - ssl_mode = ssl_options[i].mode; - } else - ssl_mode = USE_SSL_NEVER; - - if (ssl_mode == USE_SSL_ALWAYS) { - /* Connect via SSL */ - return connect_to_server (service, ssl_mode, ex); - } else if (ssl_mode == USE_SSL_WHEN_POSSIBLE) { - /* If the server supports SSL, use it */ - if (!connect_to_server (service, ssl_mode, ex)) { - if (camel_exception_get_id (ex) == CAMEL_EXCEPTION_SERVICE_UNAVAILABLE) { - /* The ssl port seems to be unavailable, fall back to plain NNTP */ - camel_exception_clear (ex); - return connect_to_server (service, USE_SSL_NEVER, ex); - } else { - return FALSE; - } - } - - return TRUE; - } else { - /* User doesn't care about SSL */ - return connect_to_server (service, ssl_mode, ex); - } -#else - return connect_to_server (service, USE_SSL_NEVER, ex); -#endif -} - -static gboolean -nntp_disconnect (CamelService *service, gboolean clean, CamelException *ex) -{ - CamelNNTPStore *store = CAMEL_NNTP_STORE (service); - char *line; - - CAMEL_NNTP_STORE_LOCK(store, command_lock); - - if (clean) - camel_nntp_command (store, &line, "quit"); - - if (!service_class->disconnect (service, clean, ex)) - return FALSE; - - camel_object_unref((CamelObject *)store->stream); - store->stream = NULL; - - CAMEL_NNTP_STORE_UNLOCK(store, command_lock); - - return TRUE; -} - -static char * -nntp_store_get_name (CamelService *service, gboolean brief) -{ - if (brief) - return g_strdup_printf ("%s", service->url->host); - else - return g_strdup_printf (_("USENET News via %s"), service->url->host); - -} - -static CamelServiceAuthType password_authtype = { - N_("Password"), - - N_("This option will authenticate with the NNTP server using a " - "plaintext password."), - - "", - TRUE -}; - -static GList * -nntp_store_query_auth_types (CamelService *service, CamelException *ex) -{ - g_warning ("nntp::query_auth_types: not implemented. Defaulting."); - - return g_list_append (NULL, &password_authtype); -} - -static CamelFolder * -nntp_store_get_folder(CamelStore *store, const char *folder_name, guint32 flags, CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - CamelFolder *folder; - - CAMEL_NNTP_STORE_LOCK(nntp_store, command_lock); - - folder = camel_nntp_folder_new(store, folder_name, ex); - - CAMEL_NNTP_STORE_UNLOCK(nntp_store, command_lock); - - return folder; -} - -static CamelFolderInfo * -nntp_store_get_folder_info(CamelStore *store, const char *top, guint32 flags, CamelException *ex) -{ - CamelURL *url = CAMEL_SERVICE (store)->url; - CamelNNTPStore *nntp_store = (CamelNNTPStore *)store; - CamelFolderInfo *groups = NULL, *last = NULL, *fi; - unsigned int len; - unsigned char *line, *space; - int ret = -1; - - CAMEL_NNTP_STORE_LOCK(nntp_store, command_lock); - - ret = camel_nntp_command(nntp_store, (char **)&line, "list"); - if (ret != 215) { - ret = -1; - goto error; - } - - while ( (ret = camel_nntp_stream_line(nntp_store->stream, &line, &len)) > 0) { - space = strchr(line, ' '); - if (space) - *space = 0; - - if (top == NULL || top[0] == 0 || strcmp(top, line) == 0) { - fi = g_malloc0(sizeof(*fi)); - fi->name = g_strdup(line); - fi->full_name = g_strdup(line); - if (url->user) - fi->url = g_strdup_printf ("nntp://%s@%s/%s", url->user, url->host, line); - else - fi->url = g_strdup_printf ("nntp://%s/%s", url->host, line); - fi->unread_message_count = -1; - camel_folder_info_build_path(fi, '/'); - - if (last) - last->sibling = fi; - else - groups = fi; - last = fi; - } - } - - if (ret < 0) - goto error; - - CAMEL_NNTP_STORE_UNLOCK(nntp_store, command_lock); - - return groups; - -error: - CAMEL_NNTP_STORE_UNLOCK(nntp_store, command_lock); - - if (groups) - camel_store_free_folder_info(store, groups); - - return NULL; -} - -static gboolean -nntp_store_folder_subscribed (CamelStore *store, const char *folder_name) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - nntp_store = nntp_store; - - /* FIXME: implement */ - - return TRUE; -} - -static void -nntp_store_subscribe_folder (CamelStore *store, const char *folder_name, - CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - nntp_store = nntp_store; - - /* FIXME: implement */ -} - -static void -nntp_store_unsubscribe_folder (CamelStore *store, const char *folder_name, - CamelException *ex) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (store); - - nntp_store = nntp_store; - - /* FIXME: implement */ -} - -static void -nntp_store_finalise (CamelObject *object) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE (object); - struct _CamelNNTPStorePrivate *p = nntp_store->priv; - - camel_service_disconnect((CamelService *)object, TRUE, NULL); - - camel_object_unref((CamelObject *)nntp_store->mem); - nntp_store->mem = NULL; - if (nntp_store->stream) - camel_object_unref((CamelObject *)nntp_store->stream); - - e_mutex_destroy(p->command_lock); - - g_free(p); -} - -static void -nntp_store_class_init (CamelNNTPStoreClass *camel_nntp_store_class) -{ - CamelStoreClass *camel_store_class = CAMEL_STORE_CLASS (camel_nntp_store_class); - CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS (camel_nntp_store_class); - - parent_class = CAMEL_STORE_CLASS (camel_type_get_global_classfuncs (camel_store_get_type ())); - - service_class = CAMEL_SERVICE_CLASS (camel_type_get_global_classfuncs (camel_service_get_type ())); - - /* virtual method overload */ - camel_service_class->connect = nntp_connect; - camel_service_class->disconnect = nntp_disconnect; - camel_service_class->query_auth_types = nntp_store_query_auth_types; - camel_service_class->get_name = nntp_store_get_name; - - camel_store_class->get_folder = nntp_store_get_folder; - camel_store_class->get_folder_info = nntp_store_get_folder_info; - camel_store_class->free_folder_info = camel_store_free_folder_info_full; - - camel_store_class->folder_subscribed = nntp_store_folder_subscribed; - camel_store_class->subscribe_folder = nntp_store_subscribe_folder; - camel_store_class->unsubscribe_folder = nntp_store_unsubscribe_folder; -} - -static void -nntp_store_init (gpointer object, gpointer klass) -{ - CamelNNTPStore *nntp_store = CAMEL_NNTP_STORE(object); - CamelStore *store = CAMEL_STORE (object); - struct _CamelNNTPStorePrivate *p; - - store->flags = CAMEL_STORE_SUBSCRIPTIONS; - - nntp_store->mem = (CamelStreamMem *)camel_stream_mem_new(); - - p = nntp_store->priv = g_malloc0(sizeof(*p)); - p->command_lock = e_mutex_new(E_MUTEX_REC); -} - -CamelType -camel_nntp_store_get_type (void) -{ - static CamelType camel_nntp_store_type = CAMEL_INVALID_TYPE; - - if (camel_nntp_store_type == CAMEL_INVALID_TYPE) { - camel_nntp_store_type = - camel_type_register (CAMEL_STORE_TYPE, - "CamelNNTPStore", - sizeof (CamelNNTPStore), - sizeof (CamelNNTPStoreClass), - (CamelObjectClassInitFunc) nntp_store_class_init, - NULL, - (CamelObjectInitFunc) nntp_store_init, - (CamelObjectFinalizeFunc) nntp_store_finalise); - } - - return camel_nntp_store_type; -} - -/* enter owning lock */ -int -camel_nntp_store_set_folder (CamelNNTPStore *store, CamelFolder *folder, CamelFolderChangeInfo *changes, CamelException *ex) -{ - int ret; - - if (store->current_folder && strcmp(folder->full_name, store->current_folder) == 0) - return 0; - - /* FIXME: Do something with changeinfo */ - ret = camel_nntp_summary_check((CamelNNTPSummary *)folder->summary, changes, ex); - - g_free(store->current_folder); - store->current_folder = g_strdup(folder->full_name); - - return ret; -} - -static gboolean -nntp_connected (CamelNNTPStore *store, CamelException *ex) -{ - if (store->stream == NULL) - return camel_service_connect (CAMEL_SERVICE (store), ex); - return TRUE; -} - -/* Enter owning lock */ -int -camel_nntp_command(CamelNNTPStore *store, char **line, const char *fmt, ...) -{ - const unsigned char *p, *ps; - unsigned char c; - va_list ap; - char *s; - int d; - unsigned int u, u2; - - e_mutex_assert_locked(store->priv->command_lock); - - if (!nntp_connected (store, NULL)) - return -1; - - /* Check for unprocessed data, ! */ - if (store->stream->mode == CAMEL_NNTP_STREAM_DATA) { - g_warning("Unprocessed data left in stream, flushing"); - while (camel_nntp_stream_getd(store->stream, (unsigned char **)&p, &u) > 0) - ; - } - camel_nntp_stream_set_mode(store->stream, CAMEL_NNTP_STREAM_LINE); - - va_start(ap, fmt); - ps = p = fmt; - while ( (c = *p++) ) { - switch (c) { - case '%': - c = *p++; - camel_stream_write((CamelStream *)store->mem, ps, p-ps-(c=='%'?1:2)); - ps = p; - switch (c) { - case 's': - s = va_arg(ap, char *); - camel_stream_write((CamelStream *)store->mem, s, strlen(s)); - break; - case 'd': - d = va_arg(ap, int); - camel_stream_printf((CamelStream *)store->mem, "%d", d); - break; - case 'u': - u = va_arg(ap, unsigned int); - camel_stream_printf((CamelStream *)store->mem, "%u", u); - break; - case 'm': - s = va_arg(ap, char *); - camel_stream_printf((CamelStream *)store->mem, "<%s>", s); - break; - case 'r': - u = va_arg(ap, unsigned int); - u2 = va_arg(ap, unsigned int); - if (u == u2) - camel_stream_printf((CamelStream *)store->mem, "%u", u); - else - camel_stream_printf((CamelStream *)store->mem, "%u-%u", u, u2); - break; - default: - g_warning("Passing unknown format to nntp_command: %c\n", c); - g_assert(0); - } - } - } - - camel_stream_write((CamelStream *)store->mem, ps, p-ps-1); - dd(printf("NNTP_COMMAND: '%.*s'\n", (int)store->mem->buffer->len, store->mem->buffer->data)); - camel_stream_write((CamelStream *)store->mem, "\r\n", 2); - camel_stream_write((CamelStream *)store->stream, store->mem->buffer->data, store->mem->buffer->len); - camel_stream_reset((CamelStream *)store->mem); - /* FIXME: hack */ - g_byte_array_set_size(store->mem->buffer, 0); - - if (camel_nntp_stream_line(store->stream, (unsigned char **)line, &u) == -1) - return -1; - - u = strtoul(*line, NULL, 10); - - /* Handle all switching to data mode here, to make callers job easier */ - if (u == 215 || (u >= 220 && u <=224) || (u >= 230 && u <= 231)) - camel_nntp_stream_set_mode(store->stream, CAMEL_NNTP_STREAM_DATA); - - return u; -} - |