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authorhiro <hiro@ee746299-78ed-0310-b773-934348b2243d>2005-09-05 10:00:53 +0000
committerhiro <hiro@ee746299-78ed-0310-b773-934348b2243d>2005-09-05 10:00:53 +0000
commit3bf24b9336184fe9e28f7e09b9c5200a5f82b7d2 (patch)
tree51ccac6f26dcdf9fcfac1a7879477bfde2759b80 /libsylph/imap.c
parent11776e5a524745b01ac145439ac2892a29bd0826 (diff)
moved more modules to libsylph.
git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@548 ee746299-78ed-0310-b773-934348b2243d
Diffstat (limited to 'libsylph/imap.c')
-rw-r--r--libsylph/imap.c4105
1 files changed, 4105 insertions, 0 deletions
diff --git a/libsylph/imap.c b/libsylph/imap.c
new file mode 100644
index 00000000..a179c23c
--- /dev/null
+++ b/libsylph/imap.c
@@ -0,0 +1,4105 @@
+/*
+ * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "defs.h"
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <dirent.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <time.h>
+#if HAVE_ICONV
+# include <iconv.h>
+#endif
+
+#include "imap.h"
+#include "socket.h"
+#include "ssl.h"
+#include "recv.h"
+#include "procmsg.h"
+#include "procheader.h"
+#include "folder.h"
+#include "prefs_account.h"
+#include "codeconv.h"
+#include "md5.h"
+#include "base64.h"
+#include "utils.h"
+#include "prefs_common.h"
+
+#define IMAP4_PORT 143
+#if USE_SSL
+#define IMAPS_PORT 993
+#endif
+
+#define IMAP_CMD_LIMIT 1000
+
+#define QUOTE_IF_REQUIRED(out, str) \
+{ \
+ if (*str != '"' && strpbrk(str, " \t(){}%*") != NULL) { \
+ gchar *__tmp; \
+ gint len; \
+ \
+ len = strlen(str) + 3; \
+ Xalloca(__tmp, len, return IMAP_ERROR); \
+ g_snprintf(__tmp, len, "\"%s\"", str); \
+ out = __tmp; \
+ } else { \
+ Xstrdup_a(out, str, return IMAP_ERROR); \
+ } \
+}
+
+static GList *session_list = NULL;
+
+static void imap_folder_init (Folder *folder,
+ const gchar *name,
+ const gchar *path);
+
+static Folder *imap_folder_new (const gchar *name,
+ const gchar *path);
+static void imap_folder_destroy (Folder *folder);
+
+static Session *imap_session_new (PrefsAccount *account);
+static gint imap_session_connect (IMAPSession *session);
+static gint imap_session_reconnect (IMAPSession *session);
+static void imap_session_destroy (Session *session);
+/* static void imap_session_destroy_all (void); */
+
+static gint imap_search_flags (IMAPSession *session,
+ GArray **uids,
+ GHashTable **flags_table);
+static gint imap_fetch_flags (IMAPSession *session,
+ GArray **uids,
+ GHashTable **flags_table);
+
+static GSList *imap_get_msg_list (Folder *folder,
+ FolderItem *item,
+ gboolean use_cache);
+static gchar *imap_fetch_msg (Folder *folder,
+ FolderItem *item,
+ gint uid);
+static MsgInfo *imap_get_msginfo (Folder *folder,
+ FolderItem *item,
+ gint uid);
+static gint imap_add_msg (Folder *folder,
+ FolderItem *dest,
+ const gchar *file,
+ MsgFlags *flags,
+ gboolean remove_source);
+static gint imap_add_msgs (Folder *folder,
+ FolderItem *dest,
+ GSList *file_list,
+ gboolean remove_source,
+ gint *first);
+
+static gint imap_move_msg (Folder *folder,
+ FolderItem *dest,
+ MsgInfo *msginfo);
+static gint imap_move_msgs (Folder *folder,
+ FolderItem *dest,
+ GSList *msglist);
+static gint imap_copy_msg (Folder *folder,
+ FolderItem *dest,
+ MsgInfo *msginfo);
+static gint imap_copy_msgs (Folder *folder,
+ FolderItem *dest,
+ GSList *msglist);
+
+static gint imap_remove_msg (Folder *folder,
+ FolderItem *item,
+ MsgInfo *msginfo);
+static gint imap_remove_msgs (Folder *folder,
+ FolderItem *item,
+ GSList *msglist);
+static gint imap_remove_all_msg (Folder *folder,
+ FolderItem *item);
+
+static gboolean imap_is_msg_changed (Folder *folder,
+ FolderItem *item,
+ MsgInfo *msginfo);
+
+static gint imap_close (Folder *folder,
+ FolderItem *item);
+
+static gint imap_scan_folder (Folder *folder,
+ FolderItem *item);
+static gint imap_scan_tree (Folder *folder);
+
+static gint imap_create_tree (Folder *folder);
+
+static FolderItem *imap_create_folder (Folder *folder,
+ FolderItem *parent,
+ const gchar *name);
+static gint imap_rename_folder (Folder *folder,
+ FolderItem *item,
+ const gchar *name);
+static gint imap_move_folder (Folder *folder,
+ FolderItem *item,
+ FolderItem *new_parent);
+static gint imap_remove_folder (Folder *folder,
+ FolderItem *item);
+
+static IMAPSession *imap_session_get (Folder *folder);
+
+static gint imap_greeting (IMAPSession *session);
+static gint imap_auth (IMAPSession *session,
+ const gchar *user,
+ const gchar *pass,
+ IMAPAuthType type);
+
+static gint imap_scan_tree_recursive (IMAPSession *session,
+ FolderItem *item);
+static GSList *imap_parse_list (IMAPSession *session,
+ const gchar *real_path,
+ gchar *separator);
+
+static void imap_create_missing_folders (Folder *folder);
+static FolderItem *imap_create_special_folder
+ (Folder *folder,
+ SpecialFolderItemType stype,
+ const gchar *name);
+
+static gint imap_do_copy_msgs (Folder *folder,
+ FolderItem *dest,
+ GSList *msglist,
+ gboolean remove_source);
+static gint imap_remove_msgs_by_seq_set (Folder *folder,
+ FolderItem *item,
+ GSList *seq_list);
+
+static GSList *imap_get_uncached_messages (IMAPSession *session,
+ FolderItem *item,
+ guint32 first_uid,
+ guint32 last_uid,
+ gboolean update_count);
+static void imap_delete_cached_message (FolderItem *item,
+ guint32 uid);
+static GSList *imap_delete_cached_messages (GSList *mlist,
+ FolderItem *item,
+ guint32 first_uid,
+ guint32 last_uid);
+static void imap_delete_all_cached_messages (FolderItem *item);
+
+#if USE_SSL
+static SockInfo *imap_open (const gchar *server,
+ gushort port,
+ SSLType ssl_type);
+#else
+static SockInfo *imap_open (const gchar *server,
+ gushort port);
+#endif
+
+static gint imap_msg_list_change_perm_flags (GSList *msglist,
+ MsgPermFlags flags,
+ gboolean is_set);
+static gchar *imap_get_flag_str (IMAPFlags flags);
+static gint imap_set_message_flags (IMAPSession *session,
+ const gchar *seq_set,
+ IMAPFlags flags,
+ gboolean is_set);
+static gint imap_select (IMAPSession *session,
+ IMAPFolder *folder,
+ const gchar *path,
+ gint *exists,
+ gint *recent,
+ gint *unseen,
+ guint32 *uid_validity);
+static gint imap_status (IMAPSession *session,
+ IMAPFolder *folder,
+ const gchar *path,
+ gint *messages,
+ gint *recent,
+ guint32 *uid_next,
+ guint32 *uid_validity,
+ gint *unseen);
+
+static void imap_parse_namespace (IMAPSession *session,
+ IMAPFolder *folder);
+static void imap_get_namespace_by_list (IMAPSession *session,
+ IMAPFolder *folder);
+static IMAPNameSpace *imap_find_namespace (IMAPFolder *folder,
+ const gchar *path);
+static gchar imap_get_path_separator (IMAPFolder *folder,
+ const gchar *path);
+static gchar *imap_get_real_path (IMAPFolder *folder,
+ const gchar *path);
+
+static gchar *imap_parse_atom (IMAPSession *session,
+ gchar *src,
+ gchar *dest,
+ gint dest_len,
+ GString *str);
+static MsgFlags imap_parse_flags (const gchar *flag_str);
+static IMAPFlags imap_parse_imap_flags (const gchar *flag_str);
+static MsgInfo *imap_parse_envelope (IMAPSession *session,
+ FolderItem *item,
+ GString *line_str);
+
+static gboolean imap_has_capability (IMAPSession *session,
+ const gchar *capability);
+static void imap_capability_free (IMAPSession *session);
+
+/* low-level IMAP4rev1 commands */
+static gint imap_cmd_capability (IMAPSession *session);
+static gint imap_cmd_authenticate
+ (IMAPSession *session,
+ const gchar *user,
+ const gchar *pass,
+ IMAPAuthType type);
+static gint imap_cmd_login (IMAPSession *session,
+ const gchar *user,
+ const gchar *pass);
+static gint imap_cmd_logout (IMAPSession *session);
+static gint imap_cmd_noop (IMAPSession *session);
+#if USE_SSL
+static gint imap_cmd_starttls (IMAPSession *session);
+#endif
+static gint imap_cmd_namespace (IMAPSession *session,
+ gchar **ns_str);
+static gint imap_cmd_list (IMAPSession *session,
+ const gchar *ref,
+ const gchar *mailbox,
+ GPtrArray *argbuf);
+static gint imap_cmd_do_select (IMAPSession *session,
+ const gchar *folder,
+ gboolean examine,
+ gint *exists,
+ gint *recent,
+ gint *unseen,
+ guint32 *uid_validity);
+static gint imap_cmd_select (IMAPSession *session,
+ const gchar *folder,
+ gint *exists,
+ gint *recent,
+ gint *unseen,
+ guint32 *uid_validity);
+static gint imap_cmd_examine (IMAPSession *session,
+ const gchar *folder,
+ gint *exists,
+ gint *recent,
+ gint *unseen,
+ guint32 *uid_validity);
+static gint imap_cmd_create (IMAPSession *session,
+ const gchar *folder);
+static gint imap_cmd_rename (IMAPSession *session,
+ const gchar *oldfolder,
+ const gchar *newfolder);
+static gint imap_cmd_delete (IMAPSession *session,
+ const gchar *folder);
+static gint imap_cmd_envelope (IMAPSession *session,
+ const gchar *seq_set);
+static gint imap_cmd_search (IMAPSession *session,
+ const gchar *criteria,
+ GArray **result);
+static gint imap_cmd_fetch (IMAPSession *session,
+ guint32 uid,
+ const gchar *filename);
+static gint imap_cmd_append (IMAPSession *session,
+ const gchar *destfolder,
+ const gchar *file,
+ IMAPFlags flags,
+ guint32 *new_uid);
+static gint imap_cmd_copy (IMAPSession *session,
+ const gchar *seq_set,
+ const gchar *destfolder);
+static gint imap_cmd_store (IMAPSession *session,
+ const gchar *seq_set,
+ const gchar *sub_cmd);
+static gint imap_cmd_expunge (IMAPSession *session);
+static gint imap_cmd_close (IMAPSession *session);
+
+static gint imap_cmd_ok (IMAPSession *session,
+ GPtrArray *argbuf);
+static void imap_cmd_gen_send (IMAPSession *session,
+ const gchar *format, ...);
+static gint imap_cmd_gen_recv (IMAPSession *session,
+ gchar **ret);
+
+/* misc utility functions */
+static gchar *strchr_cpy (const gchar *src,
+ gchar ch,
+ gchar *dest,
+ gint len);
+static gchar *get_quoted (const gchar *src,
+ gchar ch,
+ gchar *dest,
+ gint len);
+static gchar *search_array_contain_str (GPtrArray *array,
+ gchar *str);
+static gchar *search_array_str (GPtrArray *array,
+ gchar *str);
+static void imap_path_separator_subst (gchar *str,
+ gchar separator);
+
+static gchar *imap_modified_utf7_to_utf8 (const gchar *mutf7_str);
+static gchar *imap_utf8_to_modified_utf7 (const gchar *from);
+
+static GSList *imap_get_seq_set_from_msglist (GSList *msglist);
+static void imap_seq_set_free (GSList *seq_list);
+
+static GHashTable *imap_get_uid_table (GArray *array);
+
+static gboolean imap_rename_folder_func (GNode *node,
+ gpointer data);
+
+static FolderClass imap_class =
+{
+ F_IMAP,
+
+ imap_folder_new,
+ imap_folder_destroy,
+
+ imap_scan_tree,
+ imap_create_tree,
+
+ imap_get_msg_list,
+ imap_fetch_msg,
+ imap_get_msginfo,
+ imap_add_msg,
+ imap_add_msgs,
+ imap_move_msg,
+ imap_move_msgs,
+ imap_copy_msg,
+ imap_copy_msgs,
+ imap_remove_msg,
+ imap_remove_msgs,
+ imap_remove_all_msg,
+ imap_is_msg_changed,
+ imap_close,
+ imap_scan_folder,
+
+ imap_create_folder,
+ imap_rename_folder,
+ imap_move_folder,
+ imap_remove_folder
+};
+
+
+FolderClass *imap_get_class(void)
+{
+ return &imap_class;
+}
+
+static Folder *imap_folder_new(const gchar *name, const gchar *path)
+{
+ Folder *folder;
+
+ folder = (Folder *)g_new0(IMAPFolder, 1);
+ imap_folder_init(folder, name, path);
+
+ return folder;
+}
+
+static void imap_folder_destroy(Folder *folder)
+{
+ gchar *dir;
+
+ dir = folder_get_path(folder);
+ if (is_dir_exist(dir))
+ remove_dir_recursive(dir);
+ g_free(dir);
+
+ folder_remote_folder_destroy(REMOTE_FOLDER(folder));
+}
+
+static void imap_folder_init(Folder *folder, const gchar *name,
+ const gchar *path)
+{
+ folder->klass = imap_get_class();
+ folder_remote_folder_init(folder, name, path);
+}
+
+static IMAPSession *imap_session_get(Folder *folder)
+{
+ RemoteFolder *rfolder = REMOTE_FOLDER(folder);
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(FOLDER_TYPE(folder) == F_IMAP, NULL);
+ g_return_val_if_fail(folder->account != NULL, NULL);
+
+ if (!prefs_common.online_mode)
+ return NULL;
+
+ if (!rfolder->session) {
+ rfolder->session = imap_session_new(folder->account);
+ if (rfolder->session)
+ imap_parse_namespace(IMAP_SESSION(rfolder->session),
+ IMAP_FOLDER(folder));
+ return IMAP_SESSION(rfolder->session);
+ }
+
+ if (time(NULL) - rfolder->session->last_access_time <
+ SESSION_TIMEOUT_INTERVAL) {
+ return IMAP_SESSION(rfolder->session);
+ }
+
+ if (imap_cmd_noop(IMAP_SESSION(rfolder->session)) != IMAP_SUCCESS) {
+ log_warning(_("IMAP4 connection to %s has been"
+ " disconnected. Reconnecting...\n"),
+ folder->account->recv_server);
+ if (imap_session_reconnect(IMAP_SESSION(rfolder->session))
+ == IMAP_SUCCESS)
+ imap_parse_namespace(IMAP_SESSION(rfolder->session),
+ IMAP_FOLDER(folder));
+ else {
+ session_destroy(rfolder->session);
+ rfolder->session = NULL;
+ }
+ }
+
+ return IMAP_SESSION(rfolder->session);
+}
+
+static gint imap_greeting(IMAPSession *session)
+{
+ gchar *greeting;
+ gint ok;
+
+ if ((ok = imap_cmd_gen_recv(session, &greeting)) != IMAP_SUCCESS)
+ return ok;
+
+ if (greeting[0] != '*' || greeting[1] != ' ')
+ ok = IMAP_ERROR;
+ else if (!strncmp(greeting + 2, "OK", 2))
+ ok = IMAP_SUCCESS;
+ else if (!strncmp(greeting + 2, "PREAUTH", 7)) {
+ session->authenticated = TRUE;
+ ok = IMAP_SUCCESS;
+ } else
+ ok = IMAP_ERROR;
+
+ g_free(greeting);
+ return ok;
+}
+
+static gint imap_auth(IMAPSession *session, const gchar *user,
+ const gchar *pass, IMAPAuthType type)
+{
+ gboolean nologin;
+ gint ok = IMAP_AUTHFAIL;
+
+ nologin = imap_has_capability(session, "LOGINDISABLED");
+
+ switch (type) {
+ case 0:
+ if (imap_has_capability(session, "AUTH=CRAM-MD5"))
+ ok = imap_cmd_authenticate(session, user, pass, type);
+ else if (nologin)
+ log_print(_("IMAP4 server disables LOGIN.\n"));
+ else
+ ok = imap_cmd_login(session, user, pass);
+ break;
+ case IMAP_AUTH_LOGIN:
+ if (nologin)
+ log_warning(_("IMAP4 server disables LOGIN.\n"));
+ else
+ ok = imap_cmd_login(session, user, pass);
+ break;
+ case IMAP_AUTH_CRAM_MD5:
+ ok = imap_cmd_authenticate(session, user, pass, type);
+ break;
+ default:
+ break;
+ }
+
+ if (ok == IMAP_SUCCESS)
+ session->authenticated = TRUE;
+
+ return ok;
+}
+
+static Session *imap_session_new(PrefsAccount *account)
+{
+ IMAPSession *session;
+ gushort port;
+
+ g_return_val_if_fail(account != NULL, NULL);
+ g_return_val_if_fail(account->recv_server != NULL, NULL);
+ g_return_val_if_fail(account->userid != NULL, NULL);
+
+#if USE_SSL
+ port = account->set_imapport ? account->imapport
+ : account->ssl_imap == SSL_TUNNEL ? IMAPS_PORT : IMAP4_PORT;
+#else
+ port = account->set_imapport ? account->imapport : IMAP4_PORT;
+#endif
+
+ session = g_new0(IMAPSession, 1);
+
+ session_init(SESSION(session));
+
+ SESSION(session)->type = SESSION_IMAP;
+ SESSION(session)->sock = NULL;
+ SESSION(session)->server = g_strdup(account->recv_server);
+ SESSION(session)->port = port;
+#if USE_SSL
+ SESSION(session)->ssl_type = account->ssl_imap;
+#endif
+ SESSION(session)->last_access_time = time(NULL);
+ SESSION(session)->data = account;
+
+ SESSION(session)->destroy = imap_session_destroy;
+
+ session->authenticated = FALSE;
+ session->capability = NULL;
+ session->uidplus = FALSE;
+ session->mbox = NULL;
+ session->cmd_count = 0;
+
+ session_list = g_list_append(session_list, session);
+
+ if (imap_session_connect(session) != IMAP_SUCCESS) {
+ session_destroy(SESSION(session));
+ return NULL;
+ }
+
+ return SESSION(session);
+}
+
+static gint imap_session_connect(IMAPSession *session)
+{
+ SockInfo *sock;
+ PrefsAccount *account;
+ gchar *pass;
+
+ g_return_val_if_fail(session != NULL, IMAP_ERROR);
+
+ account = (PrefsAccount *)(SESSION(session)->data);
+
+ log_message(_("creating IMAP4 connection to %s:%d ...\n"),
+ SESSION(session)->server, SESSION(session)->port);
+
+ pass = account->passwd;
+ if (!pass) {
+ gchar *tmp_pass;
+ tmp_pass = input_query_password(account->recv_server,
+ account->userid);
+ if (!tmp_pass)
+ return IMAP_ERROR;
+ Xstrdup_a(pass, tmp_pass,
+ {g_free(tmp_pass); return IMAP_ERROR;});
+ g_free(tmp_pass);
+ }
+
+#if USE_SSL
+ if ((sock = imap_open(SESSION(session)->server, SESSION(session)->port,
+ SESSION(session)->ssl_type)) == NULL)
+#else
+ if ((sock = imap_open(SESSION(session)->server, SESSION(session)->port))
+ == NULL)
+#endif
+ return IMAP_ERROR;
+
+ SESSION(session)->sock = sock;
+
+ if (imap_greeting(session) != IMAP_SUCCESS)
+ return IMAP_ERROR;
+ if (imap_cmd_capability(session) != IMAP_SUCCESS)
+ return IMAP_ERROR;
+
+ if (imap_has_capability(session, "UIDPLUS"))
+ session->uidplus = TRUE;
+
+#if USE_SSL
+ if (account->ssl_imap == SSL_STARTTLS &&
+ imap_has_capability(session, "STARTTLS")) {
+ gint ok;
+
+ ok = imap_cmd_starttls(session);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("Can't start TLS session.\n"));
+ return IMAP_ERROR;
+ }
+ if (!ssl_init_socket_with_method(sock, SSL_METHOD_TLSv1))
+ return IMAP_SOCKET;
+
+ /* capability can be changed after STARTTLS */
+ if (imap_cmd_capability(session) != IMAP_SUCCESS)
+ return IMAP_ERROR;
+ }
+#endif
+
+ if (!session->authenticated &&
+ imap_auth(session, account->userid, pass, account->imap_auth_type)
+ != IMAP_SUCCESS) {
+ imap_cmd_logout(session);
+ return IMAP_AUTHFAIL;
+ }
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_session_reconnect(IMAPSession *session)
+{
+ g_return_val_if_fail(session != NULL, IMAP_ERROR);
+
+ session_disconnect(SESSION(session));
+
+ imap_capability_free(session);
+ session->uidplus = FALSE;
+ g_free(session->mbox);
+ session->mbox = NULL;
+ session->authenticated = FALSE;
+ SESSION(session)->state = SESSION_READY;
+
+ return imap_session_connect(session);
+}
+
+static void imap_session_destroy(Session *session)
+{
+ imap_capability_free(IMAP_SESSION(session));
+ g_free(IMAP_SESSION(session)->mbox);
+ session_list = g_list_remove(session_list, session);
+}
+
+#if 0
+static void imap_session_destroy_all(void)
+{
+ while (session_list != NULL) {
+ IMAPSession *session = (IMAPSession *)session_list->data;
+
+ imap_cmd_logout(session);
+ session_destroy(SESSION(session));
+ }
+}
+#endif
+
+#define THROW goto catch
+
+static gint imap_search_flags(IMAPSession *session, GArray **uids,
+ GHashTable **flags_table)
+{
+ gint ok;
+ gint i;
+ GArray *flag_uids;
+ GHashTable *unseen_table;
+ GHashTable *flagged_table;
+ GHashTable *answered_table;
+ guint32 uid;
+ IMAPFlags flags;
+
+ ok = imap_cmd_search(session, "ALL", uids);
+ if (ok != IMAP_SUCCESS) return ok;
+
+ ok = imap_cmd_search(session, "UNSEEN", &flag_uids);
+ if (ok != IMAP_SUCCESS) {
+ g_array_free(*uids, TRUE);
+ return ok;
+ }
+ unseen_table = imap_get_uid_table(flag_uids);
+ g_array_free(flag_uids, TRUE);
+ ok = imap_cmd_search(session, "FLAGGED", &flag_uids);
+ if (ok != IMAP_SUCCESS) {
+ g_hash_table_destroy(unseen_table);
+ g_array_free(*uids, TRUE);
+ return ok;
+ }
+ flagged_table = imap_get_uid_table(flag_uids);
+ g_array_free(flag_uids, TRUE);
+ ok = imap_cmd_search(session, "ANSWERED", &flag_uids);
+ if (ok != IMAP_SUCCESS) {
+ g_hash_table_destroy(flagged_table);
+ g_hash_table_destroy(unseen_table);
+ g_array_free(*uids, TRUE);
+ return ok;
+ }
+ answered_table = imap_get_uid_table(flag_uids);
+ g_array_free(flag_uids, TRUE);
+
+ *flags_table = g_hash_table_new(NULL, g_direct_equal);
+
+ for (i = 0; i < (*uids)->len; i++) {
+ uid = g_array_index(*uids, guint32, i);
+ flags = IMAP_FLAG_DRAFT;
+ if (!g_hash_table_lookup(unseen_table, GUINT_TO_POINTER(uid)))
+ flags |= IMAP_FLAG_SEEN;
+ if (g_hash_table_lookup(flagged_table, GUINT_TO_POINTER(uid)))
+ flags |= IMAP_FLAG_FLAGGED;
+ if (g_hash_table_lookup(answered_table, GUINT_TO_POINTER(uid)))
+ flags |= IMAP_FLAG_ANSWERED;
+ g_hash_table_insert(*flags_table, GUINT_TO_POINTER(uid),
+ GINT_TO_POINTER(flags));
+ }
+
+ g_hash_table_destroy(answered_table);
+ g_hash_table_destroy(flagged_table);
+ g_hash_table_destroy(unseen_table);
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_fetch_flags(IMAPSession *session, GArray **uids,
+ GHashTable **flags_table)
+{
+ gint ok;
+ gchar *tmp;
+ gchar *cur_pos;
+ gchar buf[IMAPBUFSIZE];
+ guint32 uid;
+ IMAPFlags flags;
+
+ imap_cmd_gen_send(session, "UID FETCH 1:* (UID FLAGS)");
+
+ *uids = g_array_new(FALSE, FALSE, sizeof(guint32));
+ *flags_table = g_hash_table_new(NULL, g_direct_equal);
+
+ while ((ok = imap_cmd_gen_recv(session, &tmp)) == IMAP_SUCCESS) {
+ if (tmp[0] != '*' || tmp[1] != ' ') {
+ g_free(tmp);
+ break;
+ }
+ cur_pos = tmp + 2;
+
+#define PARSE_ONE_ELEMENT(ch) \
+{ \
+ cur_pos = strchr_cpy(cur_pos, ch, buf, sizeof(buf)); \
+ if (cur_pos == NULL) { \
+ g_warning("cur_pos == NULL\n"); \
+ g_free(tmp); \
+ g_hash_table_destroy(*flags_table); \
+ g_array_free(*uids, TRUE); \
+ return IMAP_ERROR; \
+ } \
+}
+
+ PARSE_ONE_ELEMENT(' ');
+ PARSE_ONE_ELEMENT(' ');
+ if (strcmp(buf, "FETCH") != 0) {
+ g_free(tmp);
+ continue;
+ }
+ if (*cur_pos != '(') {
+ g_free(tmp);
+ continue;
+ }
+ cur_pos++;
+ uid = 0;
+ flags = 0;
+
+ while (*cur_pos != '\0' && *cur_pos != ')') {
+ while (*cur_pos == ' ') cur_pos++;
+
+ if (!strncmp(cur_pos, "UID ", 4)) {
+ cur_pos += 4;
+ uid = strtoul(cur_pos, &cur_pos, 10);
+ } else if (!strncmp(cur_pos, "FLAGS ", 6)) {
+ cur_pos += 6;
+ if (*cur_pos != '(') {
+ g_warning("*cur_pos != '('\n");
+ break;
+ }
+ cur_pos++;
+ PARSE_ONE_ELEMENT(')');
+ flags = imap_parse_imap_flags(buf);
+ flags |= IMAP_FLAG_DRAFT;
+ } else {
+ g_warning("invalid FETCH response: %s\n", cur_pos);
+ break;
+ }
+ }
+
+#undef PARSE_ONE_ELEMENT
+
+ if (uid > 0) {
+ g_array_append_val(*uids, uid);
+ g_hash_table_insert(*flags_table, GUINT_TO_POINTER(uid),
+ GINT_TO_POINTER(flags));
+ }
+
+ g_free(tmp);
+ }
+
+ if (ok != IMAP_SUCCESS) {
+ g_hash_table_destroy(*flags_table);
+ g_array_free(*uids, TRUE);
+ }
+
+ return ok;
+}
+
+static GSList *imap_get_msg_list(Folder *folder, FolderItem *item,
+ gboolean use_cache)
+{
+ GSList *mlist = NULL;
+ IMAPSession *session;
+ gint ok, exists = 0, recent = 0, unseen = 0;
+ guint32 uid_validity = 0;
+ guint32 first_uid = 0, last_uid = 0;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(item != NULL, NULL);
+ g_return_val_if_fail(FOLDER_TYPE(folder) == F_IMAP, NULL);
+ g_return_val_if_fail(folder->account != NULL, NULL);
+
+ item->new = item->unread = item->total = 0;
+
+ session = imap_session_get(folder);
+
+ if (!session) {
+ mlist = procmsg_read_cache(item, FALSE);
+ item->last_num = procmsg_get_last_num_in_msg_list(mlist);
+ procmsg_set_flags(mlist, item);
+ return mlist;
+ }
+
+ ok = imap_select(session, IMAP_FOLDER(folder), item->path,
+ &exists, &recent, &unseen, &uid_validity);
+ if (ok != IMAP_SUCCESS) THROW;
+
+ if (exists == 0) {
+ imap_delete_all_cached_messages(item);
+ return NULL;
+ }
+
+ /* invalidate current cache if UIDVALIDITY has been changed */
+ if (item->mtime != uid_validity) {
+ debug_print("imap_get_msg_list: "
+ "UIDVALIDITY has been changed.\n");
+ use_cache = FALSE;
+ }
+
+ if (use_cache) {
+ GArray *uids;
+ GHashTable *msg_table;
+ GHashTable *flags_table;
+ guint32 cache_last;
+ guint32 begin = 0;
+ GSList *cur, *next = NULL;
+ MsgInfo *msginfo;
+ IMAPFlags imap_flags;
+
+ /* get cache data */
+ mlist = procmsg_read_cache(item, FALSE);
+ procmsg_set_flags(mlist, item);
+ cache_last = procmsg_get_last_num_in_msg_list(mlist);
+
+ /* get all UID list and flags */
+ ok = imap_search_flags(session, &uids, &flags_table);
+ if (ok != IMAP_SUCCESS) {
+ if (ok == IMAP_SOCKET || ok == IMAP_IOERR) THROW;
+ ok = imap_fetch_flags(session, &uids, &flags_table);
+ if (ok != IMAP_SUCCESS) THROW;
+ }
+
+ if (uids->len > 0) {
+ first_uid = g_array_index(uids, guint32, 0);
+ last_uid = g_array_index(uids, guint32, uids->len - 1);
+ } else {
+ g_array_free(uids, TRUE);
+ g_hash_table_destroy(flags_table);
+ THROW;
+ }
+
+ /* sync message flags with server */
+ for (cur = mlist; cur != NULL; cur = next) {
+ msginfo = (MsgInfo *)cur->data;
+ next = cur->next;
+ imap_flags = GPOINTER_TO_INT(g_hash_table_lookup
+ (flags_table,
+ GUINT_TO_POINTER(msginfo->msgnum)));
+
+ if (imap_flags == 0) {
+ debug_print("imap_get_msg_list: "
+ "message %u has been deleted.\n",
+ msginfo->msgnum);
+ imap_delete_cached_message
+ (item, msginfo->msgnum);
+ if (MSG_IS_NEW(msginfo->flags))
+ item->new--;
+ if (MSG_IS_UNREAD(msginfo->flags))
+ item->unread--;
+ item->total--;
+ mlist = g_slist_remove(mlist, msginfo);
+ procmsg_msginfo_free(msginfo);
+ item->cache_dirty = TRUE;
+ item->mark_dirty = TRUE;
+ continue;
+ }
+
+ if (!IMAP_IS_SEEN(imap_flags)) {
+ if (!MSG_IS_UNREAD(msginfo->flags)) {
+ item->unread++;
+ MSG_SET_PERM_FLAGS(msginfo->flags,
+ MSG_UNREAD);
+ item->mark_dirty = TRUE;
+ }
+ } else {
+ if (MSG_IS_NEW(msginfo->flags)) {
+ item->new--;
+ item->mark_dirty = TRUE;
+ }
+ if (MSG_IS_UNREAD(msginfo->flags)) {
+ item->unread--;
+ item->mark_dirty = TRUE;
+ }
+ MSG_UNSET_PERM_FLAGS(msginfo->flags,
+ MSG_NEW|MSG_UNREAD);
+ }
+
+ if (IMAP_IS_FLAGGED(imap_flags)) {
+ if (!MSG_IS_MARKED(msginfo->flags)) {
+ MSG_SET_PERM_FLAGS(msginfo->flags,
+ MSG_MARKED);
+ item->mark_dirty = TRUE;
+ }
+ } else {
+ if (MSG_IS_MARKED(msginfo->flags)) {
+ MSG_UNSET_PERM_FLAGS(msginfo->flags,
+ MSG_MARKED);
+ item->mark_dirty = TRUE;
+ }
+ }
+ if (IMAP_IS_ANSWERED(imap_flags)) {
+ if (!MSG_IS_REPLIED(msginfo->flags)) {
+ MSG_SET_PERM_FLAGS(msginfo->flags,
+ MSG_REPLIED);
+ item->mark_dirty = TRUE;
+ }
+ } else {
+ if (MSG_IS_REPLIED(msginfo->flags)) {
+ MSG_UNSET_PERM_FLAGS(msginfo->flags,
+ MSG_REPLIED);
+ item->mark_dirty = TRUE;
+ }
+ }
+ }
+
+ /* check for the first new message */
+ msg_table = procmsg_msg_hash_table_create(mlist);
+ if (msg_table == NULL)
+ begin = first_uid;
+ else {
+ gint i;
+
+ for (i = 0; i < uids->len; i++) {
+ guint32 uid;
+
+ uid = g_array_index(uids, guint32, i);
+ if (g_hash_table_lookup
+ (msg_table, GUINT_TO_POINTER(uid))
+ == NULL) {
+ debug_print("imap_get_msg_list: "
+ "first new UID: %u\n", uid);
+ begin = uid;
+ break;
+ }
+ }
+ g_hash_table_destroy(msg_table);
+ }
+
+ g_array_free(uids, TRUE);
+ g_hash_table_destroy(flags_table);
+
+ /* remove ununsed caches */
+ if (first_uid > 0 && last_uid > 0) {
+ mlist = imap_delete_cached_messages
+ (mlist, item, 0, first_uid - 1);
+ mlist = imap_delete_cached_messages
+ (mlist, item, begin > 0 ? begin : last_uid + 1,
+ UINT_MAX);
+ }
+
+ if (begin > 0 && begin <= last_uid) {
+ GSList *newlist;
+ newlist = imap_get_uncached_messages(session, item,
+ begin, last_uid,
+ TRUE);
+ if (newlist)
+ item->cache_dirty = TRUE;
+ mlist = g_slist_concat(mlist, newlist);
+ }
+ } else {
+ imap_delete_all_cached_messages(item);
+ mlist = imap_get_uncached_messages(session, item, 0, 0, TRUE);
+ last_uid = procmsg_get_last_num_in_msg_list(mlist);
+ item->cache_dirty = TRUE;
+ }
+
+ item->mtime = uid_validity;
+
+ mlist = procmsg_sort_msg_list(mlist, item->sort_key, item->sort_type);
+
+ item->last_num = last_uid;
+
+ debug_print("cache_dirty: %d, mark_dirty: %d\n",
+ item->cache_dirty, item->mark_dirty);
+
+catch:
+ return mlist;
+}
+
+#undef THROW
+
+static gchar *imap_fetch_msg(Folder *folder, FolderItem *item, gint uid)
+{
+ gchar *path, *filename;
+ IMAPSession *session;
+ gint ok;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(item != NULL, NULL);
+
+ path = folder_item_get_path(item);
+ if (!is_dir_exist(path))
+ make_dir_hier(path);
+ filename = g_strconcat(path, G_DIR_SEPARATOR_S, itos(uid), NULL);
+ g_free(path);
+
+ if (is_file_exist(filename)) {
+ debug_print("message %d has been already cached.\n", uid);
+ return filename;
+ }
+
+ session = imap_session_get(folder);
+ if (!session) {
+ g_free(filename);
+ return NULL;
+ }
+
+ ok = imap_select(session, IMAP_FOLDER(folder), item->path,
+ NULL, NULL, NULL, NULL);
+ if (ok != IMAP_SUCCESS) {
+ g_warning("can't select mailbox %s\n", item->path);
+ g_free(filename);
+ return NULL;
+ }
+
+ debug_print("getting message %d...\n", uid);
+ ok = imap_cmd_fetch(session, (guint32)uid, filename);
+
+ if (ok != IMAP_SUCCESS) {
+ g_warning("can't fetch message %d\n", uid);
+ g_free(filename);
+ return NULL;
+ }
+
+ return filename;
+}
+
+static MsgInfo *imap_get_msginfo(Folder *folder, FolderItem *item, gint uid)
+{
+ IMAPSession *session;
+ GSList *list;
+ MsgInfo *msginfo = NULL;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(item != NULL, NULL);
+
+ session = imap_session_get(folder);
+ g_return_val_if_fail(session != NULL, NULL);
+
+ list = imap_get_uncached_messages(session, item, uid, uid, FALSE);
+ if (list) {
+ msginfo = (MsgInfo *)list->data;
+ list->data = NULL;
+ }
+ procmsg_msg_list_free(list);
+
+ return msginfo;
+}
+
+static gint imap_add_msg(Folder *folder, FolderItem *dest, const gchar *file,
+ MsgFlags *flags, gboolean remove_source)
+{
+ GSList file_list;
+ MsgFileInfo fileinfo;
+
+ g_return_val_if_fail(file != NULL, -1);
+
+ fileinfo.file = (gchar *)file;
+ fileinfo.flags = flags;
+ file_list.data = &fileinfo;
+ file_list.next = NULL;
+
+ return imap_add_msgs(folder, dest, &file_list, remove_source, NULL);
+}
+
+static gint imap_add_msgs(Folder *folder, FolderItem *dest, GSList *file_list,
+ gboolean remove_source, gint *first)
+{
+ gchar *destdir;
+ IMAPSession *session;
+ gint messages, recent, unseen;
+ guint32 uid_next, uid_validity;
+ guint32 last_uid = 0;
+ GSList *cur;
+ MsgFileInfo *fileinfo;
+ gint ok;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(dest != NULL, -1);
+ g_return_val_if_fail(file_list != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ ok = imap_status(session, IMAP_FOLDER(folder), dest->path,
+ &messages, &recent, &uid_next, &uid_validity, &unseen);
+ if (ok != IMAP_SUCCESS) {
+ g_warning("can't append messages\n");
+ return -1;
+ }
+
+ destdir = imap_get_real_path(IMAP_FOLDER(folder), dest->path);
+
+ if (!session->uidplus)
+ last_uid = uid_next - 1;
+ if (first)
+ *first = uid_next;
+
+ for (cur = file_list; cur != NULL; cur = cur->next) {
+ IMAPFlags iflags = 0;
+ guint32 new_uid = 0;
+
+ fileinfo = (MsgFileInfo *)cur->data;
+
+ if (fileinfo->flags) {
+ if (MSG_IS_MARKED(*fileinfo->flags))
+ iflags |= IMAP_FLAG_FLAGGED;
+ if (MSG_IS_REPLIED(*fileinfo->flags))
+ iflags |= IMAP_FLAG_ANSWERED;
+ if (!MSG_IS_UNREAD(*fileinfo->flags))
+ iflags |= IMAP_FLAG_SEEN;
+ }
+
+ if (dest->stype == F_OUTBOX ||
+ dest->stype == F_QUEUE ||
+ dest->stype == F_DRAFT ||
+ dest->stype == F_TRASH)
+ iflags |= IMAP_FLAG_SEEN;
+
+ ok = imap_cmd_append(session, destdir, fileinfo->file, iflags,
+ &new_uid);
+
+ if (ok != IMAP_SUCCESS) {
+ g_warning("can't append message %s\n", fileinfo->file);
+ g_free(destdir);
+ return -1;
+ }
+
+ if (!session->uidplus)
+ last_uid++;
+ else if (last_uid < new_uid)
+ last_uid = new_uid;
+
+ dest->last_num = last_uid;
+ dest->total++;
+ dest->updated = TRUE;
+
+ if (fileinfo->flags) {
+ if (MSG_IS_UNREAD(*fileinfo->flags))
+ dest->unread++;
+ } else
+ dest->unread++;
+ }
+
+ g_free(destdir);
+
+ if (remove_source) {
+ for (cur = file_list; cur != NULL; cur = cur->next) {
+ fileinfo = (MsgFileInfo *)cur->data;
+ if (g_unlink(fileinfo->file) < 0)
+ FILE_OP_ERROR(fileinfo->file, "unlink");
+ }
+ }
+
+ return last_uid;
+}
+
+static gint imap_do_copy_msgs(Folder *folder, FolderItem *dest, GSList *msglist,
+ gboolean remove_source)
+{
+ FolderItem *src;
+ gchar *destdir;
+ GSList *seq_list, *cur;
+ MsgInfo *msginfo;
+ IMAPSession *session;
+ gint ok = IMAP_SUCCESS;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(dest != NULL, -1);
+ g_return_val_if_fail(msglist != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ msginfo = (MsgInfo *)msglist->data;
+
+ src = msginfo->folder;
+ if (src == dest) {
+ g_warning("the src folder is identical to the dest.\n");
+ return -1;
+ }
+
+ ok = imap_select(session, IMAP_FOLDER(folder), src->path,
+ NULL, NULL, NULL, NULL);
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+ destdir = imap_get_real_path(IMAP_FOLDER(folder), dest->path);
+
+ seq_list = imap_get_seq_set_from_msglist(msglist);
+
+ for (cur = seq_list; cur != NULL; cur = cur->next) {
+ gchar *seq_set = (gchar *)cur->data;
+
+ if (remove_source)
+ debug_print("Moving message %s%c[%s] to %s ...\n",
+ src->path, G_DIR_SEPARATOR,
+ seq_set, destdir);
+ else
+ debug_print("Copying message %s%c[%s] to %s ...\n",
+ src->path, G_DIR_SEPARATOR,
+ seq_set, destdir);
+
+ ok = imap_cmd_copy(session, seq_set, destdir);
+ if (ok != IMAP_SUCCESS) {
+ imap_seq_set_free(seq_list);
+ return -1;
+ }
+ }
+
+ dest->updated = TRUE;
+
+ if (remove_source) {
+ imap_remove_msgs_by_seq_set(folder, src, seq_list);
+ if (ok != IMAP_SUCCESS) {
+ imap_seq_set_free(seq_list);
+ return ok;
+ }
+ }
+
+ imap_seq_set_free(seq_list);
+
+ for (cur = msglist; cur != NULL; cur = cur->next) {
+ msginfo = (MsgInfo *)cur->data;
+ dest->total++;
+ if (MSG_IS_NEW(msginfo->flags))
+ dest->new++;
+ if (MSG_IS_UNREAD(msginfo->flags))
+ dest->unread++;
+
+ if (remove_source) {
+ src->total--;
+ if (MSG_IS_NEW(msginfo->flags))
+ src->new--;
+ if (MSG_IS_UNREAD(msginfo->flags))
+ src->unread--;
+ MSG_SET_TMP_FLAGS(msginfo->flags, MSG_INVALID);
+ }
+ }
+
+ g_free(destdir);
+
+ if (ok == IMAP_SUCCESS)
+ return 0;
+ else
+ return -1;
+}
+
+static gint imap_move_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
+{
+ GSList msglist;
+
+ g_return_val_if_fail(msginfo != NULL, -1);
+
+ msglist.data = msginfo;
+ msglist.next = NULL;
+
+ return imap_move_msgs(folder, dest, &msglist);
+}
+
+static gint imap_move_msgs(Folder *folder, FolderItem *dest, GSList *msglist)
+{
+ MsgInfo *msginfo;
+ GSList *file_list;
+ gint ret = 0;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(dest != NULL, -1);
+ g_return_val_if_fail(msglist != NULL, -1);
+
+ msginfo = (MsgInfo *)msglist->data;
+ g_return_val_if_fail(msginfo->folder != NULL, -1);
+
+ if (folder == msginfo->folder->folder)
+ return imap_do_copy_msgs(folder, dest, msglist, TRUE);
+
+ file_list = procmsg_get_message_file_list(msglist);
+ g_return_val_if_fail(file_list != NULL, -1);
+
+ ret = imap_add_msgs(folder, dest, file_list, FALSE, NULL);
+
+ procmsg_message_file_list_free(file_list);
+
+ if (ret != -1)
+ ret = folder_item_remove_msgs(msginfo->folder, msglist);
+
+ return ret;
+}
+
+static gint imap_copy_msg(Folder *folder, FolderItem *dest, MsgInfo *msginfo)
+{
+ GSList msglist;
+
+ g_return_val_if_fail(msginfo != NULL, -1);
+
+ msglist.data = msginfo;
+ msglist.next = NULL;
+
+ return imap_copy_msgs(folder, dest, &msglist);
+}
+
+static gint imap_copy_msgs(Folder *folder, FolderItem *dest, GSList *msglist)
+{
+ MsgInfo *msginfo;
+ GSList *file_list;
+ gint ret;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(dest != NULL, -1);
+ g_return_val_if_fail(msglist != NULL, -1);
+
+ msginfo = (MsgInfo *)msglist->data;
+ g_return_val_if_fail(msginfo->folder != NULL, -1);
+
+ if (folder == msginfo->folder->folder)
+ return imap_do_copy_msgs(folder, dest, msglist, FALSE);
+
+ file_list = procmsg_get_message_file_list(msglist);
+ g_return_val_if_fail(file_list != NULL, -1);
+
+ ret = imap_add_msgs(folder, dest, file_list, FALSE, NULL);
+
+ procmsg_message_file_list_free(file_list);
+
+ return ret;
+}
+
+static gint imap_remove_msgs_by_seq_set(Folder *folder, FolderItem *item,
+ GSList *seq_list)
+{
+ gint ok;
+ IMAPSession *session;
+ GSList *cur;
+
+ g_return_val_if_fail(seq_list != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ for (cur = seq_list; cur != NULL; cur = cur->next) {
+ gchar *seq_set = (gchar *)cur->data;
+
+ ok = imap_set_message_flags(session, seq_set, IMAP_FLAG_DELETED,
+ TRUE);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't set deleted flags: %s\n"),
+ seq_set);
+ return ok;
+ }
+ }
+
+ ok = imap_cmd_expunge(session);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("can't expunge\n"));
+
+ item->updated = TRUE;
+
+ return ok;
+}
+
+static gint imap_remove_msg(Folder *folder, FolderItem *item, MsgInfo *msginfo)
+{
+ GSList msglist;
+
+ g_return_val_if_fail(msginfo != NULL, -1);
+
+ msglist.data = msginfo;
+ msglist.next = NULL;
+
+ return imap_remove_msgs(folder, item, &msglist);
+}
+
+static gint imap_remove_msgs(Folder *folder, FolderItem *item, GSList *msglist)
+{
+ gint ok;
+ IMAPSession *session;
+ GSList *seq_list, *cur;
+ gchar *dir;
+ gboolean dir_exist;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(FOLDER_TYPE(folder) == F_IMAP, -1);
+ g_return_val_if_fail(item != NULL, -1);
+ g_return_val_if_fail(msglist != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ ok = imap_select(session, IMAP_FOLDER(folder), item->path,
+ NULL, NULL, NULL, NULL);
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+ seq_list = imap_get_seq_set_from_msglist(msglist);
+ ok = imap_remove_msgs_by_seq_set(folder, item, seq_list);
+ imap_seq_set_free(seq_list);
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+ dir = folder_item_get_path(item);
+ dir_exist = is_dir_exist(dir);
+ for (cur = msglist; cur != NULL; cur = cur->next) {
+ MsgInfo *msginfo = (MsgInfo *)cur->data;
+ guint32 uid = msginfo->msgnum;
+
+ if (dir_exist)
+ remove_numbered_files(dir, uid, uid);
+ item->total--;
+ if (MSG_IS_NEW(msginfo->flags))
+ item->new--;
+ if (MSG_IS_UNREAD(msginfo->flags))
+ item->unread--;
+ MSG_SET_TMP_FLAGS(msginfo->flags, MSG_INVALID);
+ }
+ g_free(dir);
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_remove_all_msg(Folder *folder, FolderItem *item)
+{
+ gint ok;
+ IMAPSession *session;
+ gchar *dir;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(item != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ ok = imap_select(session, IMAP_FOLDER(folder), item->path,
+ NULL, NULL, NULL, NULL);
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+ imap_cmd_gen_send(session, "STORE 1:* +FLAGS.SILENT (\\Deleted)");
+ ok = imap_cmd_ok(session, NULL);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't set deleted flags: 1:*\n"));
+ return ok;
+ }
+
+ ok = imap_cmd_expunge(session);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't expunge\n"));
+ return ok;
+ }
+
+ item->new = item->unread = item->total = 0;
+ item->updated = TRUE;
+
+ dir = folder_item_get_path(item);
+ if (is_dir_exist(dir))
+ remove_all_numbered_files(dir);
+ g_free(dir);
+
+ return IMAP_SUCCESS;
+}
+
+static gboolean imap_is_msg_changed(Folder *folder, FolderItem *item,
+ MsgInfo *msginfo)
+{
+ /* TODO: properly implement this method */
+ return FALSE;
+}
+
+static gint imap_close(Folder *folder, FolderItem *item)
+{
+ gint ok;
+ IMAPSession *session;
+
+ g_return_val_if_fail(folder != NULL, -1);
+
+ if (!item->path) return 0;
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ if (session->mbox) {
+ if (strcmp2(session->mbox, item->path) != 0) return -1;
+
+ ok = imap_cmd_close(session);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("can't close folder\n"));
+
+ g_free(session->mbox);
+ session->mbox = NULL;
+
+ return ok;
+ } else
+ return 0;
+}
+
+static gint imap_scan_folder(Folder *folder, FolderItem *item)
+{
+ IMAPSession *session;
+ gint messages, recent, unseen;
+ guint32 uid_next, uid_validity;
+ gint ok;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(item != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ ok = imap_status(session, IMAP_FOLDER(folder), item->path,
+ &messages, &recent, &uid_next, &uid_validity, &unseen);
+ if (ok != IMAP_SUCCESS) return -1;
+
+ item->new = unseen > 0 ? recent : 0;
+ item->unread = unseen;
+ item->total = messages;
+ item->last_num = (messages > 0 && uid_next > 0) ? uid_next - 1 : 0;
+ /* item->mtime = uid_validity; */
+ item->updated = TRUE;
+
+ return 0;
+}
+
+static gint imap_scan_tree(Folder *folder)
+{
+ FolderItem *item = NULL;
+ IMAPSession *session;
+ gchar *root_folder = NULL;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(folder->account != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) {
+ if (!folder->node) {
+ folder_tree_destroy(folder);
+ item = folder_item_new(folder->name, NULL);
+ item->folder = folder;
+ folder->node = item->node = g_node_new(item);
+ }
+ return -1;
+ }
+
+ if (folder->account->imap_dir && *folder->account->imap_dir) {
+ gchar *real_path;
+ GPtrArray *argbuf;
+ gint ok;
+
+ Xstrdup_a(root_folder, folder->account->imap_dir, return -1);
+ extract_quote(root_folder, '"');
+ subst_char(root_folder,
+ imap_get_path_separator(IMAP_FOLDER(folder),
+ root_folder),
+ '/');
+ strtailchomp(root_folder, '/');
+ real_path = imap_get_real_path
+ (IMAP_FOLDER(folder), root_folder);
+ debug_print("IMAP root directory: %s\n", real_path);
+
+ /* check if root directory exist */
+ argbuf = g_ptr_array_new();
+ ok = imap_cmd_list(session, NULL, real_path, argbuf);
+ if (ok != IMAP_SUCCESS ||
+ search_array_str(argbuf, "LIST ") == NULL) {
+ log_warning(_("root folder %s not exist\n"), real_path);
+ g_ptr_array_free(argbuf, TRUE);
+ g_free(real_path);
+ return -1;
+ }
+ g_ptr_array_free(argbuf, TRUE);
+ g_free(real_path);
+ }
+
+ if (folder->node)
+ item = FOLDER_ITEM(folder->node->data);
+ if (!item || ((item->path || root_folder) &&
+ strcmp2(item->path, root_folder) != 0)) {
+ folder_tree_destroy(folder);
+ item = folder_item_new(folder->name, root_folder);
+ item->folder = folder;
+ folder->node = item->node = g_node_new(item);
+ }
+
+ imap_scan_tree_recursive(session, FOLDER_ITEM(folder->node->data));
+ imap_create_missing_folders(folder);
+
+ return 0;
+}
+
+static gint imap_scan_tree_recursive(IMAPSession *session, FolderItem *item)
+{
+ Folder *folder;
+ IMAPFolder *imapfolder;
+ FolderItem *new_item;
+ GSList *item_list, *cur;
+ GNode *node;
+ gchar *real_path;
+ gchar *wildcard_path;
+ gchar separator;
+ gchar wildcard[3];
+
+ g_return_val_if_fail(item != NULL, -1);
+ g_return_val_if_fail(item->folder != NULL, -1);
+ g_return_val_if_fail(item->no_sub == FALSE, -1);
+
+ folder = item->folder;
+ imapfolder = IMAP_FOLDER(folder);
+
+ separator = imap_get_path_separator(imapfolder, item->path);
+
+ if (folder->ui_func)
+ folder->ui_func(folder, item, folder->ui_func_data);
+
+ if (item->path) {
+ wildcard[0] = separator;
+ wildcard[1] = '%';
+ wildcard[2] = '\0';
+ real_path = imap_get_real_path(imapfolder, item->path);
+ } else {
+ wildcard[0] = '%';
+ wildcard[1] = '\0';
+ real_path = g_strdup("");
+ }
+
+ Xstrcat_a(wildcard_path, real_path, wildcard,
+ {g_free(real_path); return IMAP_ERROR;});
+ QUOTE_IF_REQUIRED(wildcard_path, wildcard_path);
+
+ imap_cmd_gen_send(session, "LIST \"\" %s", wildcard_path);
+
+ strtailchomp(real_path, separator);
+ item_list = imap_parse_list(session, real_path, NULL);
+ g_free(real_path);
+
+ node = item->node->children;
+ while (node != NULL) {
+ FolderItem *old_item = FOLDER_ITEM(node->data);
+ GNode *next = node->next;
+
+ new_item = NULL;
+
+ for (cur = item_list; cur != NULL; cur = cur->next) {
+ FolderItem *cur_item = FOLDER_ITEM(cur->data);
+ if (!strcmp2(old_item->path, cur_item->path)) {
+ new_item = cur_item;
+ break;
+ }
+ }
+ if (!new_item) {
+ debug_print("folder '%s' not found. removing...\n",
+ old_item->path);
+ folder_item_remove(old_item);
+ } else {
+ old_item->no_sub = new_item->no_sub;
+ old_item->no_select = new_item->no_select;
+ if (old_item->no_select == TRUE)
+ old_item->new = old_item->unread =
+ old_item->total = 0;
+ if (old_item->no_sub == TRUE && node->children) {
+ debug_print("folder '%s' doesn't have "
+ "subfolders. removing...\n",
+ old_item->path);
+ folder_item_remove_children(old_item);
+ }
+ }
+
+ node = next;
+ }
+
+ for (cur = item_list; cur != NULL; cur = cur->next) {
+ FolderItem *cur_item = FOLDER_ITEM(cur->data);
+ new_item = NULL;
+ for (node = item->node->children; node != NULL;
+ node = node->next) {
+ if (!strcmp2(FOLDER_ITEM(node->data)->path,
+ cur_item->path)) {
+ new_item = FOLDER_ITEM(node->data);
+ folder_item_destroy(cur_item);
+ cur_item = NULL;
+ break;
+ }
+ }
+ if (!new_item) {
+ new_item = cur_item;
+ debug_print("new folder '%s' found.\n", new_item->path);
+ folder_item_append(item, new_item);
+ }
+
+ if (!strcmp(new_item->path, "INBOX")) {
+ new_item->stype = F_INBOX;
+ folder->inbox = new_item;
+ } else if (!item->parent || item->stype == F_INBOX) {
+ const gchar *base;
+
+ base = g_basename(new_item->path);
+
+ if (!folder->outbox &&
+ !g_ascii_strcasecmp(base, "Sent")) {
+ new_item->stype = F_OUTBOX;
+ folder->outbox = new_item;
+ } else if (!folder->draft &&
+ !g_ascii_strcasecmp(base, "Drafts")) {
+ new_item->stype = F_DRAFT;
+ folder->draft = new_item;
+ } else if (!folder->queue &&
+ !g_ascii_strcasecmp(base, "Queue")) {
+ new_item->stype = F_QUEUE;
+ folder->queue = new_item;
+ } else if (!folder->trash &&
+ !g_ascii_strcasecmp(base, "Trash")) {
+ new_item->stype = F_TRASH;
+ folder->trash = new_item;
+ }
+ }
+
+#if 0
+ if (new_item->no_select == FALSE)
+ imap_scan_folder(folder, new_item);
+#endif
+ if (new_item->no_sub == FALSE)
+ imap_scan_tree_recursive(session, new_item);
+ }
+
+ g_slist_free(item_list);
+
+ return IMAP_SUCCESS;
+}
+
+static GSList *imap_parse_list(IMAPSession *session, const gchar *real_path,
+ gchar *separator)
+{
+ gchar buf[IMAPBUFSIZE];
+ gchar flags[256];
+ gchar separator_str[16];
+ gchar *p;
+ const gchar *name;
+ gchar *loc_name, *loc_path;
+ GSList *item_list = NULL;
+ GString *str;
+ FolderItem *new_item;
+
+ debug_print("getting list of %s ...\n",
+ *real_path ? real_path : "\"\"");
+
+ str = g_string_new(NULL);
+
+ for (;;) {
+ if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) <= 0) {
+ log_warning(_("error occurred while getting LIST.\n"));
+ break;
+ }
+ strretchomp(buf);
+ if (buf[0] != '*' || buf[1] != ' ') {
+ log_print("IMAP4< %s\n", buf);
+ if (sscanf(buf, "%*d %16s", buf) < 1 ||
+ strcmp(buf, "OK") != 0)
+ log_warning(_("error occurred while getting LIST.\n"));
+
+ break;
+ }
+ debug_print("IMAP4< %s\n", buf);
+
+ g_string_assign(str, buf);
+ p = str->str + 2;
+ if (strncmp(p, "LIST ", 5) != 0) continue;
+ p += 5;
+
+ if (*p != '(') continue;
+ p++;
+ p = strchr_cpy(p, ')', flags, sizeof(flags));
+ if (!p) continue;
+ while (*p == ' ') p++;
+
+ p = strchr_cpy(p, ' ', separator_str, sizeof(separator_str));
+ if (!p) continue;
+ extract_quote(separator_str, '"');
+ if (!strcmp(separator_str, "NIL"))
+ separator_str[0] = '\0';
+ if (separator)
+ *separator = separator_str[0];
+
+ buf[0] = '\0';
+ while (*p == ' ') p++;
+ if (*p == '{' || *p == '"')
+ p = imap_parse_atom(session, p, buf, sizeof(buf), str);
+ else
+ strncpy2(buf, p, sizeof(buf));
+ strtailchomp(buf, separator_str[0]);
+ if (buf[0] == '\0') continue;
+ if (!strcmp(buf, real_path)) continue;
+
+ if (separator_str[0] != '\0')
+ subst_char(buf, separator_str[0], '/');
+ name = g_basename(buf);
+ if (name[0] == '.') continue;
+
+ loc_name = imap_modified_utf7_to_utf8(name);
+ loc_path = imap_modified_utf7_to_utf8(buf);
+ new_item = folder_item_new(loc_name, loc_path);
+ if (strcasestr(flags, "\\Noinferiors") != NULL)
+ new_item->no_sub = TRUE;
+ if (strcmp(buf, "INBOX") != 0 &&
+ strcasestr(flags, "\\Noselect") != NULL)
+ new_item->no_select = TRUE;
+
+ item_list = g_slist_append(item_list, new_item);
+
+ debug_print("folder '%s' found.\n", loc_path);
+ g_free(loc_path);
+ g_free(loc_name);
+ }
+
+ g_string_free(str, TRUE);
+
+ return item_list;
+}
+
+static gint imap_create_tree(Folder *folder)
+{
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(folder->node != NULL, -1);
+ g_return_val_if_fail(folder->node->data != NULL, -1);
+ g_return_val_if_fail(folder->account != NULL, -1);
+
+ imap_scan_tree(folder);
+ imap_create_missing_folders(folder);
+
+ return 0;
+}
+
+static void imap_create_missing_folders(Folder *folder)
+{
+ g_return_if_fail(folder != NULL);
+
+ if (!folder->inbox)
+ folder->inbox = imap_create_special_folder
+ (folder, F_INBOX, "INBOX");
+#if 0
+ if (!folder->outbox)
+ folder->outbox = imap_create_special_folder
+ (folder, F_OUTBOX, "Sent");
+ if (!folder->draft)
+ folder->draft = imap_create_special_folder
+ (folder, F_DRAFT, "Drafts");
+ if (!folder->queue)
+ folder->queue = imap_create_special_folder
+ (folder, F_QUEUE, "Queue");
+#endif
+ if (!folder->trash)
+ folder->trash = imap_create_special_folder
+ (folder, F_TRASH, "Trash");
+}
+
+static FolderItem *imap_create_special_folder(Folder *folder,
+ SpecialFolderItemType stype,
+ const gchar *name)
+{
+ FolderItem *item;
+ FolderItem *new_item;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(folder->node != NULL, NULL);
+ g_return_val_if_fail(folder->node->data != NULL, NULL);
+ g_return_val_if_fail(folder->account != NULL, NULL);
+ g_return_val_if_fail(name != NULL, NULL);
+
+ item = FOLDER_ITEM(folder->node->data);
+ new_item = imap_create_folder(folder, item, name);
+
+ if (!new_item) {
+ g_warning(_("Can't create '%s'\n"), name);
+ if (!folder->inbox) return NULL;
+
+ new_item = imap_create_folder(folder, folder->inbox, name);
+ if (!new_item)
+ g_warning(_("Can't create '%s' under INBOX\n"), name);
+ else
+ new_item->stype = stype;
+ } else
+ new_item->stype = stype;
+
+ return new_item;
+}
+
+static FolderItem *imap_create_folder(Folder *folder, FolderItem *parent,
+ const gchar *name)
+{
+ gchar *dirpath, *imap_path;
+ IMAPSession *session;
+ FolderItem *new_item;
+ gchar separator;
+ gchar *new_name;
+ const gchar *p;
+ gint ok;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(folder->account != NULL, NULL);
+ g_return_val_if_fail(parent != NULL, NULL);
+ g_return_val_if_fail(name != NULL, NULL);
+
+ session = imap_session_get(folder);
+ if (!session) return NULL;
+
+ if (!parent->parent && strcmp(name, "INBOX") == 0)
+ dirpath = g_strdup(name);
+ else if (parent->path)
+ dirpath = g_strconcat(parent->path, "/", name, NULL);
+ else if ((p = strchr(name, '/')) != NULL && *(p + 1) != '\0')
+ dirpath = g_strdup(name);
+ else if (folder->account->imap_dir && *folder->account->imap_dir) {
+ gchar *imap_dir;
+
+ Xstrdup_a(imap_dir, folder->account->imap_dir, return NULL);
+ strtailchomp(imap_dir, '/');
+ dirpath = g_strconcat(imap_dir, "/", name, NULL);
+ } else
+ dirpath = g_strdup(name);
+
+ /* keep trailing directory separator to create a folder that contains
+ sub folder */
+ imap_path = imap_utf8_to_modified_utf7(dirpath);
+ strtailchomp(dirpath, '/');
+ Xstrdup_a(new_name, name, {g_free(dirpath); return NULL;});
+ strtailchomp(new_name, '/');
+ separator = imap_get_path_separator(IMAP_FOLDER(folder), imap_path);
+ imap_path_separator_subst(imap_path, separator);
+ subst_char(new_name, '/', separator);
+
+ if (strcmp(name, "INBOX") != 0) {
+ GPtrArray *argbuf;
+ gint i;
+ gboolean exist = FALSE;
+
+ argbuf = g_ptr_array_new();
+ ok = imap_cmd_list(session, NULL, imap_path, argbuf);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't create mailbox: LIST failed\n"));
+ g_free(imap_path);
+ g_free(dirpath);
+ g_ptr_array_free(argbuf, TRUE);
+ return NULL;
+ }
+
+ for (i = 0; i < argbuf->len; i++) {
+ gchar *str;
+ str = g_ptr_array_index(argbuf, i);
+ if (!strncmp(str, "LIST ", 5)) {
+ exist = TRUE;
+ break;
+ }
+ }
+ g_ptr_array_free(argbuf, TRUE);
+
+ if (!exist) {
+ ok = imap_cmd_create(session, imap_path);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't create mailbox\n"));
+ g_free(imap_path);
+ g_free(dirpath);
+ return NULL;
+ }
+ }
+ }
+
+ new_item = folder_item_new(new_name, dirpath);
+ folder_item_append(parent, new_item);
+ g_free(imap_path);
+ g_free(dirpath);
+
+ dirpath = folder_item_get_path(new_item);
+ if (!is_dir_exist(dirpath))
+ make_dir_hier(dirpath);
+ g_free(dirpath);
+
+ return new_item;
+}
+
+static gint imap_rename_folder_real(Folder *folder, FolderItem *item,
+ FolderItem *new_parent, const gchar *name)
+{
+ gchar *newpath;
+ gchar *real_oldpath;
+ gchar *real_newpath;
+ gchar *paths[2];
+ gchar *old_cache_dir;
+ gchar *new_cache_dir;
+ IMAPSession *session;
+ gchar separator;
+ gint ok;
+ gint exists, recent, unseen;
+ guint32 uid_validity;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(item != NULL, -1);
+ g_return_val_if_fail(folder == item->folder, -1);
+ g_return_val_if_fail(item->path != NULL, -1);
+ g_return_val_if_fail(new_parent != NULL || name != NULL, -1);
+ if (new_parent) {
+ g_return_val_if_fail(item != new_parent, -1);
+ g_return_val_if_fail(item->parent != new_parent, -1);
+ g_return_val_if_fail(item->folder == new_parent->folder, -1);
+ if (g_node_is_ancestor(item->node, new_parent->node)) {
+ g_warning("folder to be moved is ancestor of new parent\n");
+ return -1;
+ }
+ }
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ real_oldpath = imap_get_real_path(IMAP_FOLDER(folder), item->path);
+
+ g_free(session->mbox);
+ session->mbox = NULL;
+ ok = imap_cmd_examine(session, "INBOX",
+ &exists, &recent, &unseen, &uid_validity);
+ if (ok != IMAP_SUCCESS) {
+ g_free(real_oldpath);
+ return -1;
+ }
+
+ separator = imap_get_path_separator(IMAP_FOLDER(folder), item->path);
+ if (new_parent) {
+ if (name) {
+ newpath = g_strconcat(new_parent->path,
+ G_DIR_SEPARATOR_S, name, NULL);
+ } else {
+ gchar *name_;
+
+ name_ = g_path_get_basename(item->path);
+ newpath = g_strconcat(new_parent->path,
+ G_DIR_SEPARATOR_S, name_, NULL);
+ AUTORELEASE_STR(name_, );
+ name = name_;
+ }
+ } else {
+ if (strchr(item->path, G_DIR_SEPARATOR)) {
+ gchar *dirpath;
+
+ dirpath = g_dirname(item->path);
+ newpath = g_strconcat(dirpath, G_DIR_SEPARATOR_S, name,
+ NULL);
+ g_free(dirpath);
+ } else
+ newpath = g_strdup(name);
+ }
+
+ real_newpath = imap_utf8_to_modified_utf7(newpath);
+ imap_path_separator_subst(real_newpath, separator);
+
+ ok = imap_cmd_rename(session, real_oldpath, real_newpath);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't rename mailbox: %s to %s\n"),
+ real_oldpath, real_newpath);
+ g_free(real_oldpath);
+ g_free(newpath);
+ g_free(real_newpath);
+ return -1;
+ }
+
+ if (new_parent) {
+ g_node_unlink(item->node);
+ g_node_append(new_parent->node, item->node);
+ item->parent = new_parent;
+ }
+
+ g_free(item->name);
+ item->name = g_strdup(name);
+
+ old_cache_dir = folder_item_get_path(item);
+
+ paths[0] = g_strdup(item->path);
+ paths[1] = newpath;
+ g_node_traverse(item->node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
+ imap_rename_folder_func, paths);
+
+ if (is_dir_exist(old_cache_dir)) {
+ new_cache_dir = folder_item_get_path(item);
+ if (g_rename(old_cache_dir, new_cache_dir) < 0) {
+ FILE_OP_ERROR(old_cache_dir, "rename");
+ }
+ g_free(new_cache_dir);
+ }
+
+ g_free(old_cache_dir);
+ g_free(paths[0]);
+ g_free(newpath);
+ g_free(real_oldpath);
+ g_free(real_newpath);
+
+ return 0;
+}
+
+static gint imap_rename_folder(Folder *folder, FolderItem *item,
+ const gchar *name)
+{
+ return imap_rename_folder_real(folder, item, NULL, name);
+}
+
+static gint imap_move_folder(Folder *folder, FolderItem *item,
+ FolderItem *new_parent)
+{
+ return imap_rename_folder_real(folder, item, new_parent, NULL);
+}
+
+static gint imap_remove_folder(Folder *folder, FolderItem *item)
+{
+ gint ok;
+ IMAPSession *session;
+ gchar *path;
+ gchar *cache_dir;
+ gint exists, recent, unseen;
+ guint32 uid_validity;
+
+ g_return_val_if_fail(folder != NULL, -1);
+ g_return_val_if_fail(item != NULL, -1);
+ g_return_val_if_fail(item->path != NULL, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ path = imap_get_real_path(IMAP_FOLDER(folder), item->path);
+
+ ok = imap_cmd_examine(session, "INBOX",
+ &exists, &recent, &unseen, &uid_validity);
+ if (ok != IMAP_SUCCESS) {
+ g_free(path);
+ return -1;
+ }
+
+ ok = imap_cmd_delete(session, path);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't delete mailbox\n"));
+ g_free(path);
+ return -1;
+ }
+
+ g_free(path);
+ cache_dir = folder_item_get_path(item);
+ if (is_dir_exist(cache_dir) && remove_dir_recursive(cache_dir) < 0)
+ g_warning("can't remove directory '%s'\n", cache_dir);
+ g_free(cache_dir);
+ folder_item_remove(item);
+
+ return 0;
+}
+
+static GSList *imap_get_uncached_messages(IMAPSession *session,
+ FolderItem *item,
+ guint32 first_uid, guint32 last_uid,
+ gboolean update_count)
+{
+ gchar *tmp;
+ GSList *newlist = NULL;
+ GSList *llast = NULL;
+ GString *str;
+ MsgInfo *msginfo;
+ gchar seq_set[22];
+
+ g_return_val_if_fail(session != NULL, NULL);
+ g_return_val_if_fail(item != NULL, NULL);
+ g_return_val_if_fail(item->folder != NULL, NULL);
+ g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_IMAP, NULL);
+ g_return_val_if_fail(first_uid <= last_uid, NULL);
+
+ if (first_uid == 0 && last_uid == 0)
+ strcpy(seq_set, "1:*");
+ else
+ g_snprintf(seq_set, sizeof(seq_set), "%u:%u",
+ first_uid, last_uid);
+ if (imap_cmd_envelope(session, seq_set) != IMAP_SUCCESS) {
+ log_warning(_("can't get envelope\n"));
+ return NULL;
+ }
+
+ str = g_string_new(NULL);
+
+ for (;;) {
+ if (sock_getline(SESSION(session)->sock, &tmp) < 0) {
+ log_warning(_("error occurred while getting envelope.\n"));
+ g_string_free(str, TRUE);
+ return newlist;
+ }
+ strretchomp(tmp);
+ if (tmp[0] != '*' || tmp[1] != ' ') {
+ log_print("IMAP4< %s\n", tmp);
+ g_free(tmp);
+ break;
+ }
+ if (strstr(tmp, "FETCH") == NULL) {
+ log_print("IMAP4< %s\n", tmp);
+ g_free(tmp);
+ continue;
+ }
+ log_print("IMAP4< %s\n", tmp);
+ g_string_assign(str, tmp);
+ g_free(tmp);
+
+ msginfo = imap_parse_envelope(session, item, str);
+ if (!msginfo) {
+ log_warning(_("can't parse envelope: %s\n"), str->str);
+ continue;
+ }
+ if (update_count) {
+ if (MSG_IS_NEW(msginfo->flags))
+ item->new++;
+ if (MSG_IS_UNREAD(msginfo->flags))
+ item->unread++;
+ }
+ if (item->stype == F_QUEUE) {
+ MSG_SET_TMP_FLAGS(msginfo->flags, MSG_QUEUED);
+ } else if (item->stype == F_DRAFT) {
+ MSG_SET_TMP_FLAGS(msginfo->flags, MSG_DRAFT);
+ }
+
+ msginfo->folder = item;
+
+ if (!newlist)
+ llast = newlist = g_slist_append(newlist, msginfo);
+ else {
+ llast = g_slist_append(llast, msginfo);
+ llast = llast->next;
+ }
+
+ if (update_count)
+ item->total++;
+ }
+
+ g_string_free(str, TRUE);
+
+ session_set_access_time(SESSION(session));
+
+ return newlist;
+}
+
+static void imap_delete_cached_message(FolderItem *item, guint32 uid)
+{
+ gchar *dir;
+ gchar *file;
+
+ g_return_if_fail(item != NULL);
+ g_return_if_fail(item->folder != NULL);
+ g_return_if_fail(FOLDER_TYPE(item->folder) == F_IMAP);
+
+ dir = folder_item_get_path(item);
+ file = g_strdup_printf("%s%c%u", dir, G_DIR_SEPARATOR, uid);
+
+ debug_print("Deleting cached message: %s\n", file);
+
+ g_unlink(file);
+
+ g_free(file);
+ g_free(dir);
+}
+
+static GSList *imap_delete_cached_messages(GSList *mlist, FolderItem *item,
+ guint32 first_uid, guint32 last_uid)
+{
+ GSList *cur, *next;
+ MsgInfo *msginfo;
+ gchar *dir;
+
+ g_return_val_if_fail(item != NULL, mlist);
+ g_return_val_if_fail(item->folder != NULL, mlist);
+ g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_IMAP, mlist);
+
+ if (first_uid == 0 && last_uid == 0)
+ return mlist;
+
+ debug_print("Deleting cached messages %u - %u ... ",
+ first_uid, last_uid);
+
+ dir = folder_item_get_path(item);
+ if (is_dir_exist(dir))
+ remove_numbered_files(dir, first_uid, last_uid);
+ g_free(dir);
+
+ for (cur = mlist; cur != NULL; ) {
+ next = cur->next;
+
+ msginfo = (MsgInfo *)cur->data;
+ if (msginfo != NULL && first_uid <= msginfo->msgnum &&
+ msginfo->msgnum <= last_uid) {
+ procmsg_msginfo_free(msginfo);
+ mlist = g_slist_remove(mlist, msginfo);
+ }
+
+ cur = next;
+ }
+
+ debug_print("done.\n");
+
+ return mlist;
+}
+
+static void imap_delete_all_cached_messages(FolderItem *item)
+{
+ gchar *dir;
+
+ g_return_if_fail(item != NULL);
+ g_return_if_fail(item->folder != NULL);
+ g_return_if_fail(FOLDER_TYPE(item->folder) == F_IMAP);
+
+ debug_print("Deleting all cached messages... ");
+
+ dir = folder_item_get_path(item);
+ if (is_dir_exist(dir))
+ remove_all_numbered_files(dir);
+ g_free(dir);
+
+ debug_print("done.\n");
+}
+
+#if USE_SSL
+static SockInfo *imap_open(const gchar *server, gushort port,
+ SSLType ssl_type)
+#else
+static SockInfo *imap_open(const gchar *server, gushort port)
+#endif
+{
+ SockInfo *sock;
+
+ if ((sock = sock_connect(server, port)) == NULL) {
+ log_warning(_("Can't connect to IMAP4 server: %s:%d\n"),
+ server, port);
+ return NULL;
+ }
+
+#if USE_SSL
+ if (ssl_type == SSL_TUNNEL && !ssl_init_socket(sock)) {
+ log_warning(_("Can't establish IMAP4 session with: %s:%d\n"),
+ server, port);
+ sock_close(sock);
+ return NULL;
+ }
+#endif
+
+ return sock;
+}
+
+static GList *imap_parse_namespace_str(gchar *str)
+{
+ guchar *p = str;
+ gchar *name;
+ gchar *separator;
+ IMAPNameSpace *namespace;
+ GList *ns_list = NULL;
+
+ while (*p != '\0') {
+ /* parse ("#foo" "/") */
+
+ while (*p && *p != '(') p++;
+ if (*p == '\0') break;
+ p++;
+
+ while (*p && *p != '"') p++;
+ if (*p == '\0') break;
+ p++;
+ name = p;
+
+ while (*p && *p != '"') p++;
+ if (*p == '\0') break;
+ *p = '\0';
+ p++;
+
+ while (*p && g_ascii_isspace(*p)) p++;
+ if (*p == '\0') break;
+ if (strncmp(p, "NIL", 3) == 0)
+ separator = NULL;
+ else if (*p == '"') {
+ p++;
+ separator = p;
+ while (*p && *p != '"') p++;
+ if (*p == '\0') break;
+ *p = '\0';
+ p++;
+ } else break;
+
+ while (*p && *p != ')') p++;
+ if (*p == '\0') break;
+ p++;
+
+ namespace = g_new(IMAPNameSpace, 1);
+ namespace->name = g_strdup(name);
+ namespace->separator = separator ? separator[0] : '\0';
+ ns_list = g_list_append(ns_list, namespace);
+ }
+
+ return ns_list;
+}
+
+static void imap_parse_namespace(IMAPSession *session, IMAPFolder *folder)
+{
+ gchar *ns_str = NULL;
+ gchar **str_array;
+
+ g_return_if_fail(session != NULL);
+ g_return_if_fail(folder != NULL);
+
+ if (folder->ns_personal != NULL ||
+ folder->ns_others != NULL ||
+ folder->ns_shared != NULL)
+ return;
+
+ if (imap_cmd_namespace(session, &ns_str) != IMAP_SUCCESS) {
+ log_warning(_("can't get namespace\n"));
+ imap_get_namespace_by_list(session, folder);
+ return;
+ }
+
+ str_array = strsplit_parenthesis(ns_str, '(', ')', 3);
+ if (str_array[0])
+ folder->ns_personal = imap_parse_namespace_str(str_array[0]);
+ if (str_array[0] && str_array[1])
+ folder->ns_others = imap_parse_namespace_str(str_array[1]);
+ if (str_array[0] && str_array[1] && str_array[2])
+ folder->ns_shared = imap_parse_namespace_str(str_array[2]);
+ g_strfreev(str_array);
+ g_free(ns_str);
+}
+
+static void imap_get_namespace_by_list(IMAPSession *session, IMAPFolder *folder)
+{
+ GSList *item_list, *cur;
+ gchar separator = '\0';
+ IMAPNameSpace *namespace;
+
+ g_return_if_fail(session != NULL);
+ g_return_if_fail(folder != NULL);
+
+ if (folder->ns_personal != NULL ||
+ folder->ns_others != NULL ||
+ folder->ns_shared != NULL)
+ return;
+
+ imap_cmd_gen_send(session, "LIST \"\" \"\"");
+ item_list = imap_parse_list(session, "", &separator);
+ for (cur = item_list; cur != NULL; cur = cur->next)
+ folder_item_destroy(FOLDER_ITEM(cur->data));
+ g_slist_free(item_list);
+
+ namespace = g_new(IMAPNameSpace, 1);
+ namespace->name = g_strdup("");
+ namespace->separator = separator;
+ folder->ns_personal = g_list_append(NULL, namespace);
+}
+
+static IMAPNameSpace *imap_find_namespace_from_list(GList *ns_list,
+ const gchar *path)
+{
+ IMAPNameSpace *namespace = NULL;
+ gchar *tmp_path, *name;
+
+ if (!path) path = "";
+
+ for (; ns_list != NULL; ns_list = ns_list->next) {
+ IMAPNameSpace *tmp_ns = ns_list->data;
+
+ Xstrcat_a(tmp_path, path, "/", return namespace);
+ Xstrdup_a(name, tmp_ns->name, return namespace);
+ if (tmp_ns->separator && tmp_ns->separator != '/') {
+ subst_char(tmp_path, tmp_ns->separator, '/');
+ subst_char(name, tmp_ns->separator, '/');
+ }
+ if (strncmp(tmp_path, name, strlen(name)) == 0)
+ namespace = tmp_ns;
+ }
+
+ return namespace;
+}
+
+static IMAPNameSpace *imap_find_namespace(IMAPFolder *folder,
+ const gchar *path)
+{
+ IMAPNameSpace *namespace;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+
+ namespace = imap_find_namespace_from_list(folder->ns_personal, path);
+ if (namespace) return namespace;
+ namespace = imap_find_namespace_from_list(folder->ns_others, path);
+ if (namespace) return namespace;
+ namespace = imap_find_namespace_from_list(folder->ns_shared, path);
+ if (namespace) return namespace;
+
+ return NULL;
+}
+
+static gchar imap_get_path_separator(IMAPFolder *folder, const gchar *path)
+{
+ IMAPNameSpace *namespace;
+ gchar separator = '/';
+
+ namespace = imap_find_namespace(folder, path);
+ if (namespace && namespace->separator)
+ separator = namespace->separator;
+
+ return separator;
+}
+
+static gchar *imap_get_real_path(IMAPFolder *folder, const gchar *path)
+{
+ gchar *real_path;
+ gchar separator;
+
+ g_return_val_if_fail(folder != NULL, NULL);
+ g_return_val_if_fail(path != NULL, NULL);
+
+ real_path = imap_utf8_to_modified_utf7(path);
+ separator = imap_get_path_separator(folder, path);
+ imap_path_separator_subst(real_path, separator);
+
+ return real_path;
+}
+
+static gchar *imap_parse_atom(IMAPSession *session, gchar *src,
+ gchar *dest, gint dest_len, GString *str)
+{
+ gchar *cur_pos = src;
+ gchar *nextline;
+
+ g_return_val_if_fail(str != NULL, cur_pos);
+
+ /* read the next line if the current response buffer is empty */
+ while (g_ascii_isspace(*cur_pos)) cur_pos++;
+ while (*cur_pos == '\0') {
+ if (sock_getline(SESSION(session)->sock, &nextline) < 0)
+ return cur_pos;
+ g_string_assign(str, nextline);
+ cur_pos = str->str;
+ strretchomp(nextline);
+ /* log_print("IMAP4< %s\n", nextline); */
+ debug_print("IMAP4< %s\n", nextline);
+ g_free(nextline);
+
+ while (g_ascii_isspace(*cur_pos)) cur_pos++;
+ }
+
+ if (!strncmp(cur_pos, "NIL", 3)) {
+ *dest = '\0';
+ cur_pos += 3;
+ } else if (*cur_pos == '\"') {
+ gchar *p;
+
+ p = get_quoted(cur_pos, '\"', dest, dest_len);
+ cur_pos = p ? p : cur_pos + 2;
+ } else if (*cur_pos == '{') {
+ gchar buf[32];
+ gint len;
+ gint block_len = 0;
+
+ cur_pos = strchr_cpy(cur_pos + 1, '}', buf, sizeof(buf));
+ len = atoi(buf);
+ g_return_val_if_fail(len >= 0, cur_pos);
+
+ g_string_truncate(str, 0);
+ cur_pos = str->str;
+
+ do {
+ gint cur_len;
+
+ cur_len = sock_getline(SESSION(session)->sock,
+ &nextline);
+ if (cur_len < 0)
+ return cur_pos;
+ block_len += cur_len;
+ subst_null(nextline, cur_len, ' ');
+ g_string_append(str, nextline);
+ cur_pos = str->str;
+ strretchomp(nextline);
+ /* log_print("IMAP4< %s\n", nextline); */
+ debug_print("IMAP4< %s\n", nextline);
+ g_free(nextline);
+ } while (block_len < len);
+
+ memcpy(dest, cur_pos, MIN(len, dest_len - 1));
+ dest[MIN(len, dest_len - 1)] = '\0';
+ cur_pos += len;
+ }
+
+ return cur_pos;
+}
+
+static gchar *imap_get_header(IMAPSession *session, gchar *cur_pos,
+ gchar **headers, GString *str)
+{
+ gchar *nextline;
+ gchar buf[32];
+ gint len;
+ gint block_len = 0;
+
+ *headers = NULL;
+
+ g_return_val_if_fail(str != NULL, cur_pos);
+
+ while (g_ascii_isspace(*cur_pos)) cur_pos++;
+
+ g_return_val_if_fail(*cur_pos == '{', cur_pos);
+
+ cur_pos = strchr_cpy(cur_pos + 1, '}', buf, sizeof(buf));
+ len = atoi(buf);
+ g_return_val_if_fail(len >= 0, cur_pos);
+
+ g_string_truncate(str, 0);
+ cur_pos = str->str;
+
+ do {
+ gint cur_len;
+
+ cur_len = sock_getline(SESSION(session)->sock, &nextline);
+ if (cur_len < 0)
+ return cur_pos;
+ block_len += cur_len;
+ subst_null(nextline, cur_len, ' ');
+ g_string_append(str, nextline);
+ cur_pos = str->str;
+ /* strretchomp(nextline); */
+ /* debug_print("IMAP4< %s\n", nextline); */
+ g_free(nextline);
+ } while (block_len < len);
+
+ debug_print("IMAP4< [contents of RFC822.HEADER]\n");
+
+ *headers = g_strndup(cur_pos, len);
+ cur_pos += len;
+
+ while (g_ascii_isspace(*cur_pos)) cur_pos++;
+ while (*cur_pos == '\0') {
+ if (sock_getline(SESSION(session)->sock, &nextline) < 0)
+ return cur_pos;
+ g_string_assign(str, nextline);
+ cur_pos = str->str;
+ strretchomp(nextline);
+ debug_print("IMAP4< %s\n", nextline);
+ g_free(nextline);
+
+ while (g_ascii_isspace(*cur_pos)) cur_pos++;
+ }
+
+ return cur_pos;
+}
+
+static MsgFlags imap_parse_flags(const gchar *flag_str)
+{
+ const gchar *p = flag_str;
+ MsgFlags flags = {0, 0};
+
+ flags.perm_flags = MSG_UNREAD;
+
+ while ((p = strchr(p, '\\')) != NULL) {
+ p++;
+
+ if (g_ascii_strncasecmp(p, "Recent", 6) == 0 &&
+ MSG_IS_UNREAD(flags)) {
+ MSG_SET_PERM_FLAGS(flags, MSG_NEW);
+ } else if (g_ascii_strncasecmp(p, "Seen", 4) == 0) {
+ MSG_UNSET_PERM_FLAGS(flags, MSG_NEW|MSG_UNREAD);
+ } else if (g_ascii_strncasecmp(p, "Deleted", 7) == 0) {
+ MSG_SET_PERM_FLAGS(flags, MSG_DELETED);
+ } else if (g_ascii_strncasecmp(p, "Flagged", 7) == 0) {
+ MSG_SET_PERM_FLAGS(flags, MSG_MARKED);
+ } else if (g_ascii_strncasecmp(p, "Answered", 8) == 0) {
+ MSG_SET_PERM_FLAGS(flags, MSG_REPLIED);
+ }
+ }
+
+ return flags;
+}
+
+static IMAPFlags imap_parse_imap_flags(const gchar *flag_str)
+{
+ const gchar *p = flag_str;
+ IMAPFlags flags = 0;
+
+ while ((p = strchr(p, '\\')) != NULL) {
+ p++;
+
+ if (g_ascii_strncasecmp(p, "Seen", 4) == 0) {
+ flags |= IMAP_FLAG_SEEN;
+ } else if (g_ascii_strncasecmp(p, "Deleted", 7) == 0) {
+ flags |= IMAP_FLAG_DELETED;
+ } else if (g_ascii_strncasecmp(p, "Flagged", 7) == 0) {
+ flags |= IMAP_FLAG_FLAGGED;
+ } else if (g_ascii_strncasecmp(p, "Answered", 8) == 0) {
+ flags |= IMAP_FLAG_ANSWERED;
+ }
+ }
+
+ return flags;
+}
+
+static MsgInfo *imap_parse_envelope(IMAPSession *session, FolderItem *item,
+ GString *line_str)
+{
+ gchar buf[IMAPBUFSIZE];
+ MsgInfo *msginfo = NULL;
+ gchar *cur_pos;
+ gint msgnum;
+ guint32 uid = 0;
+ size_t size = 0;
+ MsgFlags flags = {0, 0}, imap_flags = {0, 0};
+
+ g_return_val_if_fail(line_str != NULL, NULL);
+ g_return_val_if_fail(line_str->str[0] == '*' &&
+ line_str->str[1] == ' ', NULL);
+
+ MSG_SET_TMP_FLAGS(flags, MSG_IMAP);
+ if (item->stype == F_QUEUE) {
+ MSG_SET_TMP_FLAGS(flags, MSG_QUEUED);
+ } else if (item->stype == F_DRAFT) {
+ MSG_SET_TMP_FLAGS(flags, MSG_DRAFT);
+ }
+
+ cur_pos = line_str->str + 2;
+
+#define PARSE_ONE_ELEMENT(ch) \
+{ \
+ cur_pos = strchr_cpy(cur_pos, ch, buf, sizeof(buf)); \
+ if (cur_pos == NULL) { \
+ g_warning("cur_pos == NULL\n"); \
+ procmsg_msginfo_free(msginfo); \
+ return NULL; \
+ } \
+}
+
+ PARSE_ONE_ELEMENT(' ');
+ msgnum = atoi(buf);
+
+ PARSE_ONE_ELEMENT(' ');
+ g_return_val_if_fail(!strcmp(buf, "FETCH"), NULL);
+
+ g_return_val_if_fail(*cur_pos == '(', NULL);
+ cur_pos++;
+
+ while (*cur_pos != '\0' && *cur_pos != ')') {
+ while (*cur_pos == ' ') cur_pos++;
+
+ if (!strncmp(cur_pos, "UID ", 4)) {
+ cur_pos += 4;
+ uid = strtoul(cur_pos, &cur_pos, 10);
+ } else if (!strncmp(cur_pos, "FLAGS ", 6)) {
+ cur_pos += 6;
+ if (*cur_pos != '(') {
+ g_warning("*cur_pos != '('\n");
+ procmsg_msginfo_free(msginfo);
+ return NULL;
+ }
+ cur_pos++;
+ PARSE_ONE_ELEMENT(')');
+ imap_flags = imap_parse_flags(buf);
+ } else if (!strncmp(cur_pos, "RFC822.SIZE ", 12)) {
+ cur_pos += 12;
+ size = strtol(cur_pos, &cur_pos, 10);
+ } else if (!strncmp(cur_pos, "RFC822.HEADER ", 14)) {
+ gchar *headers;
+
+ cur_pos += 14;
+ cur_pos = imap_get_header(session, cur_pos, &headers,
+ line_str);
+ msginfo = procheader_parse_str(headers, flags, FALSE);
+ g_free(headers);
+ } else {
+ g_warning("invalid FETCH response: %s\n", cur_pos);
+ break;
+ }
+ }
+
+#undef PARSE_ONE_ELEMENT
+
+ if (msginfo) {
+ msginfo->msgnum = uid;
+ msginfo->size = size;
+ msginfo->flags.tmp_flags |= imap_flags.tmp_flags;
+ msginfo->flags.perm_flags = imap_flags.perm_flags;
+ }
+
+ return msginfo;
+}
+
+static gint imap_msg_list_change_perm_flags(GSList *msglist, MsgPermFlags flags,
+ gboolean is_set)
+{
+ Folder *folder;
+ IMAPSession *session;
+ IMAPFlags iflags = 0;
+ MsgInfo *msginfo;
+ GSList *seq_list, *cur;
+ gint ok = IMAP_SUCCESS;
+
+ if (msglist == NULL) return IMAP_SUCCESS;
+
+ msginfo = (MsgInfo *)msglist->data;
+ g_return_val_if_fail(msginfo != NULL, -1);
+
+ g_return_val_if_fail(MSG_IS_IMAP(msginfo->flags), -1);
+ g_return_val_if_fail(msginfo->folder != NULL, -1);
+ g_return_val_if_fail(msginfo->folder->folder != NULL, -1);
+
+ folder = msginfo->folder->folder;
+ g_return_val_if_fail(FOLDER_TYPE(folder) == F_IMAP, -1);
+
+ session = imap_session_get(folder);
+ if (!session) return -1;
+
+ ok = imap_select(session, IMAP_FOLDER(folder), msginfo->folder->path,
+ NULL, NULL, NULL, NULL);
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+ seq_list = imap_get_seq_set_from_msglist(msglist);
+
+ if (flags & MSG_MARKED) iflags |= IMAP_FLAG_FLAGGED;
+ if (flags & MSG_REPLIED) iflags |= IMAP_FLAG_ANSWERED;
+
+ for (cur = seq_list; cur != NULL; cur = cur->next) {
+ gchar *seq_set = (gchar *)cur->data;
+
+ if (iflags) {
+ ok = imap_set_message_flags(session, seq_set, iflags,
+ is_set);
+ if (ok != IMAP_SUCCESS) break;
+ }
+
+ if (flags & MSG_UNREAD) {
+ ok = imap_set_message_flags(session, seq_set,
+ IMAP_FLAG_SEEN, !is_set);
+ if (ok != IMAP_SUCCESS) break;
+ }
+ }
+
+ imap_seq_set_free(seq_list);
+
+ return ok;
+}
+
+gint imap_msg_set_perm_flags(MsgInfo *msginfo, MsgPermFlags flags)
+{
+ GSList msglist;
+
+ msglist.data = msginfo;
+ msglist.next = NULL;
+
+ return imap_msg_list_change_perm_flags(&msglist, flags, TRUE);
+}
+
+gint imap_msg_unset_perm_flags(MsgInfo *msginfo, MsgPermFlags flags)
+{
+ GSList msglist;
+
+ msglist.data = msginfo;
+ msglist.next = NULL;
+
+ return imap_msg_list_change_perm_flags(&msglist, flags, FALSE);
+}
+
+gint imap_msg_list_set_perm_flags(GSList *msglist, MsgPermFlags flags)
+{
+ return imap_msg_list_change_perm_flags(msglist, flags, TRUE);
+}
+
+gint imap_msg_list_unset_perm_flags(GSList *msglist, MsgPermFlags flags)
+{
+ return imap_msg_list_change_perm_flags(msglist, flags, FALSE);
+}
+
+static gchar *imap_get_flag_str(IMAPFlags flags)
+{
+ GString *str;
+ gchar *ret;
+
+ str = g_string_new(NULL);
+
+ if (IMAP_IS_SEEN(flags)) g_string_append(str, "\\Seen ");
+ if (IMAP_IS_ANSWERED(flags)) g_string_append(str, "\\Answered ");
+ if (IMAP_IS_FLAGGED(flags)) g_string_append(str, "\\Flagged ");
+ if (IMAP_IS_DELETED(flags)) g_string_append(str, "\\Deleted ");
+ if (IMAP_IS_DRAFT(flags)) g_string_append(str, "\\Draft");
+
+ if (str->len > 0 && str->str[str->len - 1] == ' ')
+ g_string_truncate(str, str->len - 1);
+
+ ret = str->str;
+ g_string_free(str, FALSE);
+
+ return ret;
+}
+
+static gint imap_set_message_flags(IMAPSession *session,
+ const gchar *seq_set,
+ IMAPFlags flags,
+ gboolean is_set)
+{
+ gchar *cmd;
+ gchar *flag_str;
+ gint ok;
+
+ flag_str = imap_get_flag_str(flags);
+ cmd = g_strconcat(is_set ? "+FLAGS.SILENT (" : "-FLAGS.SILENT (",
+ flag_str, ")", NULL);
+ g_free(flag_str);
+
+ ok = imap_cmd_store(session, seq_set, cmd);
+ g_free(cmd);
+
+ return ok;
+}
+
+static gint imap_select(IMAPSession *session, IMAPFolder *folder,
+ const gchar *path,
+ gint *exists, gint *recent, gint *unseen,
+ guint32 *uid_validity)
+{
+ gchar *real_path;
+ gint ok;
+ gint exists_, recent_, unseen_, uid_validity_;
+
+ if (!exists || !recent || !unseen || !uid_validity) {
+ if (session->mbox && strcmp(session->mbox, path) == 0)
+ return IMAP_SUCCESS;
+ exists = &exists_;
+ recent = &recent_;
+ unseen = &unseen_;
+ uid_validity = &uid_validity_;
+ }
+
+ g_free(session->mbox);
+ session->mbox = NULL;
+
+ real_path = imap_get_real_path(folder, path);
+ ok = imap_cmd_select(session, real_path,
+ exists, recent, unseen, uid_validity);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("can't select folder: %s\n"), real_path);
+ else
+ session->mbox = g_strdup(path);
+ g_free(real_path);
+
+ return ok;
+}
+
+#define THROW(err) { ok = err; goto catch; }
+
+static gint imap_status(IMAPSession *session, IMAPFolder *folder,
+ const gchar *path,
+ gint *messages, gint *recent,
+ guint32 *uid_next, guint32 *uid_validity,
+ gint *unseen)
+{
+ gchar *real_path;
+ gchar *real_path_;
+ gint ok;
+ GPtrArray *argbuf = NULL;
+ gchar *str;
+
+ if (messages && recent && uid_next && uid_validity && unseen) {
+ *messages = *recent = *uid_next = *uid_validity = *unseen = 0;
+ argbuf = g_ptr_array_new();
+ }
+
+ real_path = imap_get_real_path(folder, path);
+ QUOTE_IF_REQUIRED(real_path_, real_path);
+ imap_cmd_gen_send(session, "STATUS %s "
+ "(MESSAGES RECENT UIDNEXT UIDVALIDITY UNSEEN)",
+ real_path_);
+
+ ok = imap_cmd_ok(session, argbuf);
+ if (ok != IMAP_SUCCESS || !argbuf) THROW(ok);
+
+ str = search_array_str(argbuf, "STATUS");
+ if (!str) THROW(IMAP_ERROR);
+
+ str = strchr(str, '(');
+ if (!str) THROW(IMAP_ERROR);
+ str++;
+ while (*str != '\0' && *str != ')') {
+ while (*str == ' ') str++;
+
+ if (!strncmp(str, "MESSAGES ", 9)) {
+ str += 9;
+ *messages = strtol(str, &str, 10);
+ } else if (!strncmp(str, "RECENT ", 7)) {
+ str += 7;
+ *recent = strtol(str, &str, 10);
+ } else if (!strncmp(str, "UIDNEXT ", 8)) {
+ str += 8;
+ *uid_next = strtoul(str, &str, 10);
+ } else if (!strncmp(str, "UIDVALIDITY ", 12)) {
+ str += 12;
+ *uid_validity = strtoul(str, &str, 10);
+ } else if (!strncmp(str, "UNSEEN ", 7)) {
+ str += 7;
+ *unseen = strtol(str, &str, 10);
+ } else {
+ g_warning("invalid STATUS response: %s\n", str);
+ break;
+ }
+ }
+
+catch:
+ g_free(real_path);
+ if (argbuf) {
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+ }
+
+ return ok;
+}
+
+#undef THROW
+
+static gboolean imap_has_capability(IMAPSession *session,
+ const gchar *capability)
+{
+ gchar **p;
+
+ for (p = session->capability; *p != NULL; ++p) {
+ if (!g_ascii_strcasecmp(*p, capability))
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void imap_capability_free(IMAPSession *session)
+{
+ if (session->capability) {
+ g_strfreev(session->capability);
+ session->capability = NULL;
+ }
+}
+
+
+/* low-level IMAP4rev1 commands */
+
+#define THROW(err) { ok = err; goto catch; }
+
+static gint imap_cmd_capability(IMAPSession *session)
+{
+ gint ok;
+ GPtrArray *argbuf;
+ gchar *capability;
+
+ argbuf = g_ptr_array_new();
+
+ imap_cmd_gen_send(session, "CAPABILITY");
+ if ((ok = imap_cmd_ok(session, argbuf)) != IMAP_SUCCESS) THROW(ok);
+
+ capability = search_array_str(argbuf, "CAPABILITY ");
+ if (!capability) THROW(IMAP_ERROR);
+
+ capability += strlen("CAPABILITY ");
+
+ imap_capability_free(session);
+ session->capability = g_strsplit(capability, " ", -1);
+
+catch:
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+
+ return ok;
+}
+
+#undef THROW
+
+static gint imap_cmd_authenticate(IMAPSession *session, const gchar *user,
+ const gchar *pass, IMAPAuthType type)
+{
+ gchar *auth_type;
+ gint ok;
+ gchar *buf = NULL;
+ gchar *challenge;
+ gint challenge_len;
+ gchar hexdigest[33];
+ gchar *response;
+ gchar *response64;
+
+ g_return_val_if_fail((type == 0 || type == IMAP_AUTH_CRAM_MD5),
+ IMAP_ERROR);
+
+ auth_type = "CRAM-MD5";
+
+ imap_cmd_gen_send(session, "AUTHENTICATE %s", auth_type);
+ ok = imap_cmd_gen_recv(session, &buf);
+ if (ok != IMAP_SUCCESS || buf[0] != '+' || buf[1] != ' ') {
+ g_free(buf);
+ return IMAP_ERROR;
+ }
+
+ challenge = g_malloc(strlen(buf + 2) + 1);
+ challenge_len = base64_decode(challenge, buf + 2, -1);
+ challenge[challenge_len] = '\0';
+ g_free(buf);
+ log_print("IMAP< [Decoded: %s]\n", challenge);
+
+ md5_hex_hmac(hexdigest, challenge, challenge_len, pass, strlen(pass));
+ g_free(challenge);
+
+ response = g_strdup_printf("%s %s", user, hexdigest);
+ log_print("IMAP> [Encoded: %s]\n", response);
+ response64 = g_malloc((strlen(response) + 3) * 2 + 1);
+ base64_encode(response64, response, strlen(response));
+ g_free(response);
+
+ log_print("IMAP> %s\n", response64);
+ sock_puts(SESSION(session)->sock, response64);
+ ok = imap_cmd_ok(session, NULL);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("IMAP4 authentication failed.\n"));
+
+ return ok;
+}
+
+static gint imap_cmd_login(IMAPSession *session,
+ const gchar *user, const gchar *pass)
+{
+ gchar *user_, *pass_;
+ gint ok;
+
+ QUOTE_IF_REQUIRED(user_, user);
+ QUOTE_IF_REQUIRED(pass_, pass);
+ imap_cmd_gen_send(session, "LOGIN %s %s", user_, pass_);
+
+ ok = imap_cmd_ok(session, NULL);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("IMAP4 login failed.\n"));
+
+ return ok;
+}
+
+static gint imap_cmd_logout(IMAPSession *session)
+{
+ imap_cmd_gen_send(session, "LOGOUT");
+ return imap_cmd_ok(session, NULL);
+}
+
+static gint imap_cmd_noop(IMAPSession *session)
+{
+ imap_cmd_gen_send(session, "NOOP");
+ return imap_cmd_ok(session, NULL);
+}
+
+#if USE_SSL
+static gint imap_cmd_starttls(IMAPSession *session)
+{
+ imap_cmd_gen_send(session, "STARTTLS");
+ return imap_cmd_ok(session, NULL);
+}
+#endif
+
+#define THROW(err) { ok = err; goto catch; }
+
+static gint imap_cmd_namespace(IMAPSession *session, gchar **ns_str)
+{
+ gint ok;
+ GPtrArray *argbuf;
+ gchar *str;
+
+ argbuf = g_ptr_array_new();
+
+ imap_cmd_gen_send(session, "NAMESPACE");
+ if ((ok = imap_cmd_ok(session, argbuf)) != IMAP_SUCCESS) THROW(ok);
+
+ str = search_array_str(argbuf, "NAMESPACE");
+ if (!str) THROW(IMAP_ERROR);
+
+ *ns_str = g_strdup(str);
+
+catch:
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+
+ return ok;
+}
+
+#undef THROW
+
+static gint imap_cmd_list(IMAPSession *session, const gchar *ref,
+ const gchar *mailbox, GPtrArray *argbuf)
+{
+ gchar *ref_, *mailbox_;
+
+ if (!ref) ref = "\"\"";
+ if (!mailbox) mailbox = "\"\"";
+
+ QUOTE_IF_REQUIRED(ref_, ref);
+ QUOTE_IF_REQUIRED(mailbox_, mailbox);
+ imap_cmd_gen_send(session, "LIST %s %s", ref_, mailbox_);
+
+ return imap_cmd_ok(session, argbuf);
+}
+
+#define THROW goto catch
+
+static gint imap_cmd_do_select(IMAPSession *session, const gchar *folder,
+ gboolean examine,
+ gint *exists, gint *recent, gint *unseen,
+ guint32 *uid_validity)
+{
+ gint ok;
+ gchar *resp_str;
+ GPtrArray *argbuf;
+ gchar *select_cmd;
+ gchar *folder_;
+ guint uid_validity_;
+
+ *exists = *recent = *unseen = *uid_validity = 0;
+ argbuf = g_ptr_array_new();
+
+ if (examine)
+ select_cmd = "EXAMINE";
+ else
+ select_cmd = "SELECT";
+
+ QUOTE_IF_REQUIRED(folder_, folder);
+ imap_cmd_gen_send(session, "%s %s", select_cmd, folder_);
+
+ if ((ok = imap_cmd_ok(session, argbuf)) != IMAP_SUCCESS) THROW;
+
+ resp_str = search_array_contain_str(argbuf, "EXISTS");
+ if (resp_str) {
+ if (sscanf(resp_str,"%d EXISTS", exists) != 1) {
+ g_warning("imap_cmd_select(): invalid EXISTS line.\n");
+ THROW;
+ }
+ }
+
+ resp_str = search_array_contain_str(argbuf, "RECENT");
+ if (resp_str) {
+ if (sscanf(resp_str, "%d RECENT", recent) != 1) {
+ g_warning("imap_cmd_select(): invalid RECENT line.\n");
+ THROW;
+ }
+ }
+
+ resp_str = search_array_contain_str(argbuf, "UIDVALIDITY");
+ if (resp_str) {
+ if (sscanf(resp_str, "OK [UIDVALIDITY %u] ", &uid_validity_)
+ != 1) {
+ g_warning("imap_cmd_select(): invalid UIDVALIDITY line.\n");
+ THROW;
+ }
+ *uid_validity = uid_validity_;
+ }
+
+ resp_str = search_array_contain_str(argbuf, "UNSEEN");
+ if (resp_str) {
+ if (sscanf(resp_str, "OK [UNSEEN %d] ", unseen) != 1) {
+ g_warning("imap_cmd_select(): invalid UNSEEN line.\n");
+ THROW;
+ }
+ }
+
+catch:
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+
+ return ok;
+}
+
+static gint imap_cmd_select(IMAPSession *session, const gchar *folder,
+ gint *exists, gint *recent, gint *unseen,
+ guint32 *uid_validity)
+{
+ return imap_cmd_do_select(session, folder, FALSE,
+ exists, recent, unseen, uid_validity);
+}
+
+static gint imap_cmd_examine(IMAPSession *session, const gchar *folder,
+ gint *exists, gint *recent, gint *unseen,
+ guint32 *uid_validity)
+{
+ return imap_cmd_do_select(session, folder, TRUE,
+ exists, recent, unseen, uid_validity);
+}
+
+#undef THROW
+
+static gint imap_cmd_create(IMAPSession *session, const gchar *folder)
+{
+ gchar *folder_;
+
+ QUOTE_IF_REQUIRED(folder_, folder);
+ imap_cmd_gen_send(session, "CREATE %s", folder_);
+
+ return imap_cmd_ok(session, NULL);
+}
+
+static gint imap_cmd_rename(IMAPSession *session, const gchar *old_folder,
+ const gchar *new_folder)
+{
+ gchar *old_folder_, *new_folder_;
+
+ QUOTE_IF_REQUIRED(old_folder_, old_folder);
+ QUOTE_IF_REQUIRED(new_folder_, new_folder);
+ imap_cmd_gen_send(session, "RENAME %s %s", old_folder_, new_folder_);
+
+ return imap_cmd_ok(session, NULL);
+}
+
+static gint imap_cmd_delete(IMAPSession *session, const gchar *folder)
+{
+ gchar *folder_;
+
+ QUOTE_IF_REQUIRED(folder_, folder);
+ imap_cmd_gen_send(session, "DELETE %s", folder_);
+
+ return imap_cmd_ok(session, NULL);
+}
+
+#define THROW(err) { ok = err; goto catch; }
+
+static gint imap_cmd_search(IMAPSession *session, const gchar *criteria,
+ GArray **result)
+{
+ gint ok;
+ GPtrArray *argbuf;
+ GArray *array;
+ gchar *str;
+ gchar *p, *ep;
+ gint i;
+ guint32 uid;
+
+ g_return_val_if_fail(criteria != NULL, IMAP_ERROR);
+ g_return_val_if_fail(result != NULL, IMAP_ERROR);
+
+ argbuf = g_ptr_array_new();
+
+ imap_cmd_gen_send(session, "UID SEARCH %s", criteria);
+ if ((ok = imap_cmd_ok(session, argbuf)) != IMAP_SUCCESS) THROW(ok);
+
+ array = g_array_new(FALSE, FALSE, sizeof(guint32));
+
+ for (i = 0; i < argbuf->len; i++) {
+ str = g_ptr_array_index(argbuf, i);
+ if (strncmp(str, "SEARCH", 6) != 0)
+ continue;
+
+ p = str + 6;
+ while (*p != '\0') {
+ uid = strtoul(p, &ep, 10);
+ if (p < ep && uid > 0) {
+ g_array_append_val(array, uid);
+ p = ep;
+ } else
+ break;
+ }
+ }
+
+ *result = array;
+
+catch:
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+
+ return ok;
+}
+
+static gint imap_cmd_fetch(IMAPSession *session, guint32 uid,
+ const gchar *filename)
+{
+ gint ok;
+ gchar *buf;
+ gchar *cur_pos;
+ gchar size_str[32];
+ glong size_num;
+ gint ret;
+
+ g_return_val_if_fail(filename != NULL, IMAP_ERROR);
+
+ imap_cmd_gen_send(session, "UID FETCH %d BODY.PEEK[]", uid);
+
+ while ((ok = imap_cmd_gen_recv(session, &buf)) == IMAP_SUCCESS) {
+ if (buf[0] != '*' || buf[1] != ' ') {
+ g_free(buf);
+ return IMAP_ERROR;
+ }
+ if (strstr(buf, "FETCH") != NULL) break;
+ g_free(buf);
+ }
+ if (ok != IMAP_SUCCESS)
+ return ok;
+
+#define RETURN_ERROR_IF_FAIL(cond) \
+ if (!(cond)) { \
+ g_free(buf); \
+ return IMAP_ERROR; \
+ }
+
+ cur_pos = strchr(buf, '{');
+ RETURN_ERROR_IF_FAIL(cur_pos != NULL);
+ cur_pos = strchr_cpy(cur_pos + 1, '}', size_str, sizeof(size_str));
+ RETURN_ERROR_IF_FAIL(cur_pos != NULL);
+ size_num = atol(size_str);
+ RETURN_ERROR_IF_FAIL(size_num >= 0);
+
+ RETURN_ERROR_IF_FAIL(*cur_pos == '\0');
+
+#undef RETURN_ERROR_IF_FAIL
+
+ g_free(buf);
+
+ if ((ret = recv_bytes_write_to_file(SESSION(session)->sock,
+ size_num, filename)) != 0) {
+ if (ret == -2)
+ return IMAP_SOCKET;
+ }
+
+ if (imap_cmd_gen_recv(session, &buf) != IMAP_SUCCESS)
+ return IMAP_ERROR;
+
+ if (buf[0] == '\0' || buf[strlen(buf) - 1] != ')') {
+ g_free(buf);
+ return IMAP_ERROR;
+ }
+ g_free(buf);
+
+ ok = imap_cmd_ok(session, NULL);
+
+ if (ret != 0)
+ return IMAP_ERROR;
+
+ return ok;
+}
+
+static gint imap_cmd_append(IMAPSession *session, const gchar *destfolder,
+ const gchar *file, IMAPFlags flags,
+ guint32 *new_uid)
+{
+ gint ok;
+ gint size;
+ gchar *destfolder_;
+ gchar *flag_str;
+ guint new_uid_;
+ gchar *ret = NULL;
+ gchar buf[BUFFSIZE];
+ FILE *fp;
+ GPtrArray *argbuf;
+ gchar *resp_str;
+
+ g_return_val_if_fail(file != NULL, IMAP_ERROR);
+
+ size = get_file_size_as_crlf(file);
+ if ((fp = g_fopen(file, "rb")) == NULL) {
+ FILE_OP_ERROR(file, "fopen");
+ return -1;
+ }
+ QUOTE_IF_REQUIRED(destfolder_, destfolder);
+ flag_str = imap_get_flag_str(flags);
+ imap_cmd_gen_send(session, "APPEND %s (%s) {%d}",
+ destfolder_, flag_str, size);
+ g_free(flag_str);
+
+ ok = imap_cmd_gen_recv(session, &ret);
+ if (ok != IMAP_SUCCESS || ret[0] != '+' || ret[1] != ' ') {
+ log_warning(_("can't append %s to %s\n"), file, destfolder_);
+ g_free(ret);
+ fclose(fp);
+ return IMAP_ERROR;
+ }
+ g_free(ret);
+
+ log_print("IMAP4> %s\n", _("(sending file...)"));
+
+ while (fgets(buf, sizeof(buf), fp) != NULL) {
+ strretchomp(buf);
+ if (sock_puts(SESSION(session)->sock, buf) < 0) {
+ fclose(fp);
+ return -1;
+ }
+ }
+
+ if (ferror(fp)) {
+ FILE_OP_ERROR(file, "fgets");
+ fclose(fp);
+ return -1;
+ }
+
+ sock_puts(SESSION(session)->sock, "");
+
+ fclose(fp);
+
+ if (new_uid != NULL)
+ *new_uid = 0;
+
+ if (new_uid != NULL && session->uidplus) {
+ argbuf = g_ptr_array_new();
+
+ ok = imap_cmd_ok(session, argbuf);
+ if (ok != IMAP_SUCCESS)
+ log_warning(_("can't append message to %s\n"),
+ destfolder_);
+ else if (argbuf->len > 0) {
+ resp_str = g_ptr_array_index(argbuf, argbuf->len - 1);
+ if (resp_str &&
+ sscanf(resp_str, "%*u OK [APPENDUID %*u %u]",
+ &new_uid_) == 1) {
+ *new_uid = new_uid_;
+ }
+ }
+
+ ptr_array_free_strings(argbuf);
+ g_ptr_array_free(argbuf, TRUE);
+ } else
+ ok = imap_cmd_ok(session, NULL);
+
+ return ok;
+}
+
+static gint imap_cmd_copy(IMAPSession *session, const gchar *seq_set,
+ const gchar *destfolder)
+{
+ gint ok;
+ gchar *destfolder_;
+
+ g_return_val_if_fail(destfolder != NULL, IMAP_ERROR);
+
+ QUOTE_IF_REQUIRED(destfolder_, destfolder);
+ imap_cmd_gen_send(session, "UID COPY %s %s", seq_set, destfolder_);
+
+ ok = imap_cmd_ok(session, NULL);
+ if (ok != IMAP_SUCCESS) {
+ log_warning(_("can't copy %s to %s\n"), seq_set, destfolder_);
+ return -1;
+ }
+
+ return ok;
+}
+
+gint imap_cmd_envelope(IMAPSession *session, const gchar *seq_set)
+{
+ imap_cmd_gen_send
+ (session, "UID FETCH %s (UID FLAGS RFC822.SIZE RFC822.HEADER)",
+ seq_set);
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_cmd_store(IMAPSession *session, const gchar *seq_set,
+ const gchar *sub_cmd)
+{
+ gint ok;
+
+ imap_cmd_gen_send(session, "UID STORE %s %s", seq_set, sub_cmd);
+
+ if ((ok = imap_cmd_ok(session, NULL)) != IMAP_SUCCESS) {
+ log_warning(_("error while imap command: STORE %s %s\n"),
+ seq_set, sub_cmd);
+ return ok;
+ }
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_cmd_expunge(IMAPSession *session)
+{
+ gint ok;
+
+ imap_cmd_gen_send(session, "EXPUNGE");
+ if ((ok = imap_cmd_ok(session, NULL)) != IMAP_SUCCESS) {
+ log_warning(_("error while imap command: EXPUNGE\n"));
+ return ok;
+ }
+
+ return IMAP_SUCCESS;
+}
+
+static gint imap_cmd_close(IMAPSession *session)
+{
+ gint ok;
+
+ imap_cmd_gen_send(session, "CLOSE");
+ if ((ok = imap_cmd_ok(session, NULL)) != IMAP_SUCCESS)
+ log_warning(_("error while imap command: CLOSE\n"));
+
+ return ok;
+}
+
+static gint imap_cmd_ok(IMAPSession *session, GPtrArray *argbuf)
+{
+ gint ok;
+ gchar *buf;
+ gint cmd_num;
+ gchar cmd_status[IMAPBUFSIZE + 1];
+
+ while ((ok = imap_cmd_gen_recv(session, &buf)) == IMAP_SUCCESS) {
+ if (buf[0] == '*' && buf[1] == ' ') {
+ if (argbuf) {
+ g_memmove(buf, buf + 2, strlen(buf + 2) + 1);
+ g_ptr_array_add(argbuf, buf);
+ } else
+ g_free(buf);
+ continue;
+ }
+
+ if (sscanf(buf, "%d %" Xstr(IMAPBUFSIZE) "s",
+ &cmd_num, cmd_status) < 2) {
+ g_free(buf);
+ return IMAP_ERROR;
+ } else if (cmd_num == session->cmd_count &&
+ !strcmp(cmd_status, "OK")) {
+ if (argbuf)
+ g_ptr_array_add(argbuf, buf);
+ else
+ g_free(buf);
+ return IMAP_SUCCESS;
+ } else {
+ g_free(buf);
+ return IMAP_ERROR;
+ }
+ }
+
+ return ok;
+}
+
+static void imap_cmd_gen_send(IMAPSession *session, const gchar *format, ...)
+{
+ gchar buf[IMAPBUFSIZE];
+ gchar tmp[IMAPBUFSIZE];
+ gchar *p;
+ va_list args;
+
+ va_start(args, format);
+ g_vsnprintf(tmp, sizeof(tmp), format, args);
+ va_end(args);
+
+ session->cmd_count++;
+
+ g_snprintf(buf, sizeof(buf), "%d %s\r\n", session->cmd_count, tmp);
+ if (!g_ascii_strncasecmp(tmp, "LOGIN ", 6) &&
+ (p = strchr(tmp + 6, ' '))) {
+ *p = '\0';
+ log_print("IMAP4> %d %s ********\n", session->cmd_count, tmp);
+ } else
+ log_print("IMAP4> %d %s\n", session->cmd_count, tmp);
+
+ sock_write_all(SESSION(session)->sock, buf, strlen(buf));
+}
+
+static gint imap_cmd_gen_recv(IMAPSession *session, gchar **ret)
+{
+ if (sock_getline(SESSION(session)->sock, ret) < 0)
+ return IMAP_SOCKET;
+
+ strretchomp(*ret);
+
+ log_print("IMAP4< %s\n", *ret);
+
+ session_set_access_time(SESSION(session));
+
+ return IMAP_SUCCESS;
+}
+
+
+/* misc utility functions */
+
+static gchar *strchr_cpy(const gchar *src, gchar ch, gchar *dest, gint len)
+{
+ gchar *tmp;
+
+ dest[0] = '\0';
+ tmp = strchr(src, ch);
+ if (!tmp)
+ return NULL;
+
+ memcpy(dest, src, MIN(tmp - src, len - 1));
+ dest[MIN(tmp - src, len - 1)] = '\0';
+
+ return tmp + 1;
+}
+
+static gchar *get_quoted(const gchar *src, gchar ch, gchar *dest, gint len)
+{
+ const gchar *p = src;
+ gint n = 0;
+
+ g_return_val_if_fail(*p == ch, NULL);
+
+ *dest = '\0';
+ p++;
+
+ while (*p != '\0' && *p != ch) {
+ if (n < len - 1) {
+ if (*p == '\\' && *(p + 1) != '\0')
+ p++;
+ *dest++ = *p++;
+ } else
+ p++;
+ n++;
+ }
+
+ *dest = '\0';
+ return (gchar *)(*p == ch ? p + 1 : p);
+}
+
+static gchar *search_array_contain_str(GPtrArray *array, gchar *str)
+{
+ gint i;
+
+ for (i = 0; i < array->len; i++) {
+ gchar *tmp;
+
+ tmp = g_ptr_array_index(array, i);
+ if (strstr(tmp, str) != NULL)
+ return tmp;
+ }
+
+ return NULL;
+}
+
+static gchar *search_array_str(GPtrArray *array, gchar *str)
+{
+ gint i;
+ gint len;
+
+ len = strlen(str);
+
+ for (i = 0; i < array->len; i++) {
+ gchar *tmp;
+
+ tmp = g_ptr_array_index(array, i);
+ if (!strncmp(tmp, str, len))
+ return tmp;
+ }
+
+ return NULL;
+}
+
+static void imap_path_separator_subst(gchar *str, gchar separator)
+{
+ gchar *p;
+ gboolean in_escape = FALSE;
+
+ if (!separator || separator == '/') return;
+
+ for (p = str; *p != '\0'; p++) {
+ if (*p == '/' && !in_escape)
+ *p = separator;
+ else if (*p == '&' && *(p + 1) != '-' && !in_escape)
+ in_escape = TRUE;
+ else if (*p == '-' && in_escape)
+ in_escape = FALSE;
+ }
+}
+
+static gchar *imap_modified_utf7_to_utf8(const gchar *mutf7_str)
+{
+ static iconv_t cd = (iconv_t)-1;
+ static gboolean iconv_ok = TRUE;
+ GString *norm_utf7;
+ gchar *norm_utf7_p;
+ size_t norm_utf7_len;
+ const gchar *p;
+ gchar *to_str, *to_p;
+ size_t to_len;
+ gboolean in_escape = FALSE;
+
+ if (!iconv_ok) return g_strdup(mutf7_str);
+
+ if (cd == (iconv_t)-1) {
+ cd = iconv_open(CS_INTERNAL, CS_UTF_7);
+ if (cd == (iconv_t)-1) {
+ g_warning("iconv cannot convert UTF-7 to %s\n",
+ CS_INTERNAL);
+ iconv_ok = FALSE;
+ return g_strdup(mutf7_str);
+ }
+ }
+
+ /* modified UTF-7 to normal UTF-7 conversion */
+ norm_utf7 = g_string_new(NULL);
+
+ for (p = mutf7_str; *p != '\0'; p++) {
+ /* replace: '&' -> '+',
+ "&-" -> '&',
+ "+" -> "+-",
+ escaped ',' -> '/' */
+ if (!in_escape && *p == '&') {
+ if (*(p + 1) != '-') {
+ g_string_append_c(norm_utf7, '+');
+ in_escape = TRUE;
+ } else {
+ g_string_append_c(norm_utf7, '&');
+ p++;
+ }
+ } else if (!in_escape && *p == '+') {
+ g_string_append(norm_utf7, "+-");
+ } else if (in_escape && *p == ',') {
+ g_string_append_c(norm_utf7, '/');
+ } else if (in_escape && *p == '-') {
+ g_string_append_c(norm_utf7, '-');
+ in_escape = FALSE;
+ } else {
+ g_string_append_c(norm_utf7, *p);
+ }
+ }
+
+ /* somehow iconv() returns error when the last of the string is "+-" */
+ g_string_append_c(norm_utf7, '\n');
+ norm_utf7_p = norm_utf7->str;
+ norm_utf7_len = norm_utf7->len;
+ to_len = strlen(mutf7_str) * 5;
+ to_p = to_str = g_malloc(to_len + 1);
+
+ if (iconv(cd, (ICONV_CONST gchar **)&norm_utf7_p, &norm_utf7_len,
+ &to_p, &to_len) == -1) {
+ g_warning(_("iconv cannot convert UTF-7 to %s\n"), CS_INTERNAL);
+ g_string_free(norm_utf7, TRUE);
+ g_free(to_str);
+ return g_strdup(mutf7_str);
+ }
+
+ /* second iconv() call for flushing */
+ iconv(cd, NULL, NULL, &to_p, &to_len);
+ g_string_free(norm_utf7, TRUE);
+ *to_p = '\0';
+ strretchomp(to_str);
+
+ return to_str;
+}
+
+static gchar *imap_utf8_to_modified_utf7(const gchar *from)
+{
+ static iconv_t cd = (iconv_t)-1;
+ static gboolean iconv_ok = TRUE;
+ gchar *norm_utf7, *norm_utf7_p;
+ size_t from_len, norm_utf7_len;
+ GString *to_str;
+ gchar *from_tmp, *to, *p;
+ gboolean in_escape = FALSE;
+
+ if (!iconv_ok) return g_strdup(from);
+
+ if (cd == (iconv_t)-1) {
+ cd = iconv_open(CS_UTF_7, CS_INTERNAL);
+ if (cd == (iconv_t)-1) {
+ g_warning(_("iconv cannot convert %s to UTF-7\n"),
+ CS_INTERNAL);
+ iconv_ok = FALSE;
+ return g_strdup(from);
+ }
+ }
+
+ /* UTF-8 to normal UTF-7 conversion */
+ Xstrdup_a(from_tmp, from, return g_strdup(from));
+ from_len = strlen(from);
+ norm_utf7_len = from_len * 5;
+ Xalloca(norm_utf7, norm_utf7_len + 1, return g_strdup(from));
+ norm_utf7_p = norm_utf7;
+
+ while (from_len > 0) {
+ if (*from_tmp == '+') {
+ *norm_utf7_p++ = '+';
+ *norm_utf7_p++ = '-';
+ norm_utf7_len -= 2;
+ from_tmp++;
+ from_len--;
+ } else if (g_ascii_isprint(*from_tmp)) {
+ /* printable ascii char */
+ *norm_utf7_p = *from_tmp;
+ norm_utf7_p++;
+ norm_utf7_len--;
+ from_tmp++;
+ from_len--;
+ } else {
+ size_t conv_len = 0;
+
+ /* unprintable char: convert to UTF-7 */
+ p = from_tmp;
+ while (!g_ascii_isprint(*p) && conv_len < from_len) {
+ conv_len += g_utf8_skip[*(guchar *)p];
+ p += g_utf8_skip[*(guchar *)p];
+ }
+
+ from_len -= conv_len;
+ if (iconv(cd, (ICONV_CONST gchar **)&from_tmp,
+ &conv_len,
+ &norm_utf7_p, &norm_utf7_len) == -1) {
+ g_warning("iconv cannot convert %s to UTF-7\n",
+ CS_INTERNAL);
+ return g_strdup(from);
+ }
+
+ /* second iconv() call for flushing */
+ iconv(cd, NULL, NULL, &norm_utf7_p, &norm_utf7_len);
+ }
+ }
+
+ *norm_utf7_p = '\0';
+ to_str = g_string_new(NULL);
+ for (p = norm_utf7; p < norm_utf7_p; p++) {
+ /* replace: '&' -> "&-",
+ '+' -> '&',
+ "+-" -> '+',
+ BASE64 '/' -> ',' */
+ if (!in_escape && *p == '&') {
+ g_string_append(to_str, "&-");
+ } else if (!in_escape && *p == '+') {
+ if (*(p + 1) == '-') {
+ g_string_append_c(to_str, '+');
+ p++;
+ } else {
+ g_string_append_c(to_str, '&');
+ in_escape = TRUE;
+ }
+ } else if (in_escape && *p == '/') {
+ g_string_append_c(to_str, ',');
+ } else if (in_escape && *p == '-') {
+ g_string_append_c(to_str, '-');
+ in_escape = FALSE;
+ } else {
+ g_string_append_c(to_str, *p);
+ }
+ }
+
+ if (in_escape) {
+ in_escape = FALSE;
+ g_string_append_c(to_str, '-');
+ }
+
+ to = to_str->str;
+ g_string_free(to_str, FALSE);
+
+ return to;
+}
+
+static GSList *imap_get_seq_set_from_msglist(GSList *msglist)
+{
+ GString *str;
+ GSList *sorted_list, *cur;
+ guint first, last, next;
+ gchar *ret_str;
+ GSList *ret_list = NULL;
+
+ if (msglist == NULL)
+ return NULL;
+
+ str = g_string_sized_new(256);
+
+ sorted_list = g_slist_copy(msglist);
+ sorted_list = procmsg_sort_msg_list(sorted_list, SORT_BY_NUMBER,
+ SORT_ASCENDING);
+
+ first = ((MsgInfo *)sorted_list->data)->msgnum;
+
+ for (cur = sorted_list; cur != NULL; cur = cur->next) {
+ last = ((MsgInfo *)cur->data)->msgnum;
+ if (cur->next)
+ next = ((MsgInfo *)cur->next->data)->msgnum;
+ else
+ next = 0;
+
+ if (last + 1 != next || next == 0) {
+ if (str->len > 0)
+ g_string_append_c(str, ',');
+ if (first == last)
+ g_string_sprintfa(str, "%u", first);
+ else
+ g_string_sprintfa(str, "%u:%u", first, last);
+
+ first = next;
+
+ if (str->len > IMAP_CMD_LIMIT) {
+ ret_str = g_strdup(str->str);
+ ret_list = g_slist_append(ret_list, ret_str);
+ g_string_truncate(str, 0);
+ }
+ }
+ }
+
+ if (str->len > 0) {
+ ret_str = g_strdup(str->str);
+ ret_list = g_slist_append(ret_list, ret_str);
+ }
+
+ g_slist_free(sorted_list);
+ g_string_free(str, TRUE);
+
+ return ret_list;
+}
+
+static void imap_seq_set_free(GSList *seq_list)
+{
+ slist_free_strings(seq_list);
+ g_slist_free(seq_list);
+}
+
+static GHashTable *imap_get_uid_table(GArray *array)
+{
+ GHashTable *table;
+ gint i;
+ guint32 uid;
+
+ g_return_val_if_fail(array != NULL, NULL);
+
+ table = g_hash_table_new(NULL, g_direct_equal);
+
+ for (i = 0; i < array->len; i++) {
+ uid = g_array_index(array, guint32, i);
+ g_hash_table_insert(table, GUINT_TO_POINTER(uid),
+ GINT_TO_POINTER(i + 1));
+ }
+
+ return table;
+}
+
+static gboolean imap_rename_folder_func(GNode *node, gpointer data)
+{
+ FolderItem *item = node->data;
+ gchar **paths = data;
+ const gchar *oldpath = paths[0];
+ const gchar *newpath = paths[1];
+ gchar *base;
+ gchar *new_itempath;
+ gint oldpathlen;
+
+ oldpathlen = strlen(oldpath);
+ if (strncmp(oldpath, item->path, oldpathlen) != 0) {
+ g_warning("path doesn't match: %s, %s\n", oldpath, item->path);
+ return TRUE;
+ }
+
+ base = item->path + oldpathlen;
+ while (*base == G_DIR_SEPARATOR) base++;
+ if (*base == '\0')
+ new_itempath = g_strdup(newpath);
+ else
+ new_itempath = g_strconcat(newpath, G_DIR_SEPARATOR_S, base,
+ NULL);
+ g_free(item->path);
+ item->path = new_itempath;
+
+ return FALSE;
+}