2008-05-18 [colin] 3.4.0cvs51
[claws.git] / src / etpan / imap-thread.c
index 86d2b2b41ec1e2d1a7753dd49584ecca680cd6da..6c8651344941dcdeda3946b40f95d9ec307577cb 100644 (file)
@@ -4,7 +4,7 @@
  *
  * 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
+ * the Free Software Foundation; either version 3 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
@@ -13,8 +13,8 @@
  * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * 
  */
 
 #ifdef HAVE_CONFIG_H
 #include <sys/socket.h>
 #endif
 #include <fcntl.h>
+#ifndef G_OS_WIN32
 #include <sys/mman.h>
 #include <sys/wait.h>
-
+#endif
 #include <gtk/gtk.h>
 #include <log.h>
 #include "etpan-thread-manager.h"
 #include "utils.h"
+#include "mainwindow.h"
 #include "ssl_certificate.h"
 #include "socket.h"
+#include "remotefolder.h"
 
 #define DISABLE_LOG_DURING_LOGIN
 
@@ -64,7 +67,7 @@ static void delete_imap(Folder *folder, mailimap *imap)
        key.data = &imap;
        key.len = sizeof(imap);
        chash_delete(courier_workaround_hash, &key, NULL);
-       if (imap->imap_stream) {
+       if (imap && imap->imap_stream) {
                /* we don't want libetpan to logout */
                mailstream_close(imap->imap_stream);
                imap->imap_stream = NULL;
@@ -82,6 +85,11 @@ static gboolean thread_manager_event(GIOChannel * source,
        return TRUE;
 }
 
+static void imap_logger_noop(int direction, const char * str, size_t size) 
+{
+       /* inhibit logging */
+}
+
 static void imap_logger_cmd(int direction, const char * str, size_t size) 
 {
        gchar *buf;
@@ -89,7 +97,7 @@ static void imap_logger_cmd(int direction, const char * str, size_t size)
        int i = 0;
 
        if (size > 8192) {
-               log_print("IMAP4%c [CMD data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [CMD data - %zd bytes]\n", direction?'>':'<', size);
                return;
        }
        buf = malloc(size+1);
@@ -110,7 +118,7 @@ static void imap_logger_cmd(int direction, const char * str, size_t size)
        lines = g_strsplit(buf, "\n", -1);
 
        while (lines[i] && *lines[i]) {
-               log_print("IMAP4%c %s\n", direction?'>':'<', lines[i]);
+               log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
                i++;
        }
        g_strfreev(lines);
@@ -123,8 +131,8 @@ static void imap_logger_fetch(int direction, const char * str, size_t size)
        gchar **lines;
        int i = 0;
 
-       if (size > 8192) {
-               log_print("IMAP4%c [FETCH data - %zd bytes]\n", direction?'>':'<', size);
+       if (size > 128 && !direction) {
+               log_print(LOG_PROTOCOL, "IMAP4%c [FETCH data - %zd bytes]\n", direction?'>':'<', size);
                return;
        }
        
@@ -146,11 +154,11 @@ static void imap_logger_fetch(int direction, const char * str, size_t size)
 
        if (direction != 0 || (buf[0] == '*' && buf[1] == ' ') || size < 32) {
                while (lines[i] && *lines[i]) {
-                       log_print("IMAP4%c %s\n", direction?'>':'<', lines[i]);
+                       log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
                        i++;
                }
        } else {
-               log_print("IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
        }
        g_strfreev(lines);
        free(buf);
@@ -163,7 +171,7 @@ static void imap_logger_uid(int direction, const char * str, size_t size)
        int i = 0;
 
        if (size > 8192) {
-               log_print("IMAP4%c [UID data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [UID data - %zd bytes]\n", direction?'>':'<', size);
                return;
        }
        buf = malloc(size+1);
@@ -185,11 +193,11 @@ static void imap_logger_uid(int direction, const char * str, size_t size)
        while (lines[i] && *lines[i]) {
                int llen = strlen(lines[i]);
                if (llen < 64)
-                       log_print("IMAP4%c %s\n", direction?'>':'<', lines[i]);
+                       log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
                else {
                        gchar tmp[64];
                        strncpy2(tmp, lines[i], 63);
-                       log_print("IMAP4%c %s[... - %zd bytes more]\n", direction?'>':'<', tmp,
+                       log_print(LOG_PROTOCOL, "IMAP4%c %s[... - %d bytes more]\n", direction?'>':'<', tmp,
                                  llen-64);
                }
                i++;
@@ -205,10 +213,10 @@ static void imap_logger_append(int direction, const char * str, size_t size)
        int i = 0;
 
        if (size > 8192) {
-               log_print("IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
                return;
        } else if (direction == 0 && size > 64) {
-               log_print("IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [APPEND data - %zd bytes]\n", direction?'>':'<', size);
                return;
        } 
        buf = malloc(size+1);
@@ -229,18 +237,18 @@ static void imap_logger_append(int direction, const char * str, size_t size)
 
        if (direction == 0 || (buf[0] == '*' && buf[1] == ' ') || size < 64) {
                while (lines[i] && *lines[i]) {
-                       log_print("IMAP4%c %s\n", direction?'>':'<', lines[i]);
+                       log_print(LOG_PROTOCOL, "IMAP4%c %s\n", direction?'>':'<', lines[i]);
                        i++;
                }
        } else {
-               log_print("IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
+               log_print(LOG_PROTOCOL, "IMAP4%c [data - %zd bytes]\n", direction?'>':'<', size);
        }
        g_strfreev(lines);
        free(buf);
 }
 
 #define ETPAN_DEFAULT_NETWORK_TIMEOUT 60
-static gboolean etpan_skip_ssl_cert_check = FALSE;
+gboolean etpan_skip_ssl_cert_check = FALSE;
 extern void mailsasl_ref(void);
 
 void imap_main_init(gboolean skip_ssl_cert_check)
@@ -279,7 +287,11 @@ void imap_main_set_timeout(int sec)
 
 void imap_main_done(void)
 {
+       imap_disconnect_all();
        etpan_thread_manager_stop(thread_manager);
+#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__)
+       return;
+#endif
        etpan_thread_manager_join(thread_manager);
        
        g_source_remove(thread_manager_signal);
@@ -365,6 +377,11 @@ static mailimap * get_imap(Folder * folder)
        return imap;
 }
 
+static gboolean cb_show_error(gpointer data)
+{
+       mainwindow_show_error();
+       return FALSE;
+}
 
 static void generic_cb(int cancelled, void * result, void * callback_data)
 {
@@ -375,9 +392,9 @@ static void generic_cb(int cancelled, void * result, void * callback_data)
        debug_print("generic_cb\n");
        if (op->imap && op->imap->imap_response_info &&
            op->imap->imap_response_info->rsp_alert) {
-               log_error("IMAP4< Alert: %s\n", 
+               log_error(LOG_PROTOCOL, "IMAP4< Alert: %s\n", 
                        op->imap->imap_response_info->rsp_alert);
-               mainwindow_show_error();
+               g_timeout_add(10, cb_show_error, NULL);
        } 
        op->finished = 1;
 }
@@ -499,9 +516,9 @@ static int etpan_certificate_check(const unsigned char *certificate, int len, vo
                g_warning("no cert presented.\n");
                return 0;
        }
-       cert = d2i_X509(NULL, &certificate, len);
+       cert = d2i_X509(NULL, (const unsigned char **)&certificate, len);
        if (cert == NULL) {
-               g_warning("can't get cert\n");
+               g_warning("IMAP: can't get cert\n");
                return 0;
        } else if (ssl_certificate_check(cert, NULL,
                (gchar *)param->server, (gushort)param->port) == TRUE) {
@@ -511,9 +528,33 @@ static int etpan_certificate_check(const unsigned char *certificate, int len, vo
                X509_free(cert);
                return -1;
        }
-#else
-       return 0;
+#elif USE_GNUTLS
+       struct connect_param *param = (struct connect_param *)data;
+       gnutls_x509_crt cert = NULL;
+       gnutls_datum tmp;
+       
+       if (certificate == NULL || len < 0) {
+               g_warning("no cert presented.\n");
+               return 0;
+       }
+       
+       tmp.data = malloc(len);
+       memcpy(tmp.data, certificate, len);
+       tmp.size = len;
+       gnutls_x509_crt_init(&cert);
+       if (gnutls_x509_crt_import(cert, &tmp, GNUTLS_X509_FMT_DER) < 0) {
+               g_warning("IMAP: can't get cert\n");
+               return 0;
+       } else if (ssl_certificate_check(cert, (guint)-1, NULL,
+               (gchar *)param->server, (gushort)param->port) == TRUE) {
+               gnutls_x509_crt_deinit(cert);
+               return 0;
+       } else {
+               gnutls_x509_crt_deinit(cert);
+               return -1;
+       }
 #endif
+       return 0;
 }
 
 static void connect_ssl_run(struct etpan_thread_op * op)
@@ -865,6 +906,8 @@ static void login_run(struct etpan_thread_op * op)
 #endif
        
        result->error = r;
+       if (param->imap->imap_response)
+               imap_logger_cmd(0, param->imap->imap_response, strlen(param->imap->imap_response));
        debug_print("imap login run - end %i\n", r);
 }
 
@@ -997,7 +1040,12 @@ static void noop_run(struct etpan_thread_op * op)
        debug_print("imap noop run - end %i\n", r);
 }
 
-int imap_threaded_noop(Folder * folder, unsigned int * p_exists)
+int imap_threaded_noop(Folder * folder, unsigned int * p_exists, 
+                      unsigned int *p_recent, 
+                      unsigned int *p_expunge,
+                      unsigned int *p_unseen,
+                      unsigned int *p_uidnext,
+                      unsigned int *p_uidval)
 {
        struct noop_param param;
        struct noop_result result;
@@ -1007,17 +1055,31 @@ int imap_threaded_noop(Folder * folder, unsigned int * p_exists)
        
        imap = get_imap(folder);
        param.imap = imap;
-       
+
        threaded_run(folder, &param, &result, noop_run);
        
-       if (imap->imap_selection_info != NULL) {
+       if (result.error == 0 && imap && imap->imap_selection_info != NULL) {
                * p_exists = imap->imap_selection_info->sel_exists;
-       }
-       else {
+               * p_recent = imap->imap_selection_info->sel_recent;
+               * p_unseen = imap->imap_selection_info->sel_unseen;
+               * p_uidnext = imap->imap_selection_info->sel_uidnext;
+               * p_uidval = imap->imap_selection_info->sel_uidvalidity;
+       } else {
                * p_exists = 0;
-       }
-       
-       debug_print("imap noop - end\n");
+               * p_recent = 0;
+               * p_unseen = 0;
+               * p_uidnext = 0;
+               * p_uidval = 0;
+       }
+       if (result.error == 0 && imap && imap->imap_response_info != NULL &&
+           imap->imap_response_info->rsp_expunged != NULL) {
+               * p_expunge = clist_count(imap->imap_response_info->rsp_expunged);
+       } else {
+               * p_expunge = 0;
+       }       
+       debug_print("imap noop - end [EXISTS %d RECENT %d EXPUNGE %d UNSEEN %d UIDNEXT %d UIDVAL %d]\n",
+               *p_exists, *p_recent, *p_expunge, *p_unseen,
+               *p_uidnext, *p_uidval);
        
        return result.error;
 }
@@ -1085,7 +1147,7 @@ int imap_threaded_starttls(Folder * folder, const gchar *host, int port)
        
        debug_print("imap starttls - end\n");
 
-       if (result.error == 0 && !etpan_skip_ssl_cert_check) {
+       if (result.error == 0 && param.imap && !etpan_skip_ssl_cert_check) {
                cert_len = (int)mailstream_ssl_get_certificate(param.imap->imap_stream, &certificate);
                if (etpan_certificate_check(certificate, cert_len, &param) < 0)
                        result.error = MAILIMAP_ERROR_STREAM;
@@ -1265,12 +1327,13 @@ static void select_run(struct etpan_thread_op * op)
 
 int imap_threaded_select(Folder * folder, const char * mb,
                         gint * exists, gint * recent, gint * unseen,
-                        guint32 * uid_validity)
+                        guint32 * uid_validity,gint *can_create_flags,
+                        GSList **ok_flags)
 {
        struct select_param param;
        struct select_result result;
        mailimap * imap;
-       
+
        debug_print("imap select - begin\n");
        
        imap = get_imap(folder);
@@ -1282,20 +1345,103 @@ int imap_threaded_select(Folder * folder, const char * mb,
        if (result.error != MAILIMAP_NO_ERROR)
                return result.error;
        
-       if (imap->imap_selection_info == NULL)
+       if (!imap || imap->imap_selection_info == NULL)
                return MAILIMAP_ERROR_PARSE;
        
        * exists = imap->imap_selection_info->sel_exists;
        * recent = imap->imap_selection_info->sel_recent;
        * unseen = imap->imap_selection_info->sel_unseen;
        * uid_validity = imap->imap_selection_info->sel_uidvalidity;
-       
+       * can_create_flags = FALSE;
+
+       if (imap->imap_selection_info->sel_perm_flags) {
+               GSList *t_flags = NULL;
+               clistiter *cur =
+                       clist_begin(imap->imap_selection_info->sel_perm_flags);
+               for (; cur; cur = clist_next(cur)) {
+                       struct mailimap_flag_perm *flag = (struct mailimap_flag_perm *)clist_content(cur);
+                       if (flag->fl_type == MAILIMAP_FLAG_PERM_ALL)
+                               *can_create_flags = TRUE;
+                       else if (flag->fl_flag && 
+                                       flag->fl_flag->fl_type == 6 &&
+                                       !strcmp(flag->fl_flag->fl_data.fl_extension, "*"))
+                               *can_create_flags = TRUE; 
+                       if (ok_flags) {
+                               MsgPermFlags c_flag = 0;
+                               switch (flag->fl_flag->fl_type) {
+                               case MAILIMAP_FLAG_ANSWERED:
+                                       c_flag = IMAP_FLAG_ANSWERED;
+                                       break;
+                               case MAILIMAP_FLAG_FLAGGED:
+                                       c_flag = IMAP_FLAG_FLAGGED;
+                                       break;
+                               case MAILIMAP_FLAG_DELETED:
+                                       c_flag = IMAP_FLAG_DELETED;
+                                       break;
+                               case MAILIMAP_FLAG_DRAFT:
+                                       c_flag = IMAP_FLAG_DRAFT;
+                                       break;
+                               case MAILIMAP_FLAG_SEEN:
+                                       c_flag = IMAP_FLAG_SEEN;
+                                       break;
+                               case MAILIMAP_FLAG_KEYWORD:
+                                       if (!strcasecmp(flag->fl_flag->fl_data.fl_keyword, "$Forwarded"))
+                                               c_flag = IMAP_FLAG_FORWARDED;
+                                       break;
+                               default:
+                                       break;
+                               }
+                               if (c_flag != 0) {
+                                       t_flags = g_slist_prepend(t_flags, 
+                                               GUINT_TO_POINTER(c_flag));
+                               }
+                       }
+               }
+               if (ok_flags)
+                       *ok_flags = t_flags;
+       }
        debug_print("imap select - end\n");
        
        return result.error;
 }
 
+static void close_run(struct etpan_thread_op * op)
+{
+       struct select_param * param;
+       struct select_result * result;
+       int r;
+       
+       param = op->param;
+       result = op->result;
+
+       CHECK_IMAP();
+
+       r = mailimap_close(param->imap);
+       
+       result->error = r;
+       debug_print("imap close run - end %i\n", r);
+}
 
+int imap_threaded_close(Folder * folder)
+{
+       struct select_param param;
+       struct select_result result;
+       mailimap * imap;
+       
+       debug_print("imap close - begin\n");
+       
+       imap = get_imap(folder);
+       param.imap = imap;
+       
+       threaded_run(folder, &param, &result, close_run);
+       
+       if (result.error != MAILIMAP_NO_ERROR)
+               return result.error;
+       
+       debug_print("imap close - end\n");
+       
+       return result.error;
+}
 
 struct examine_param {
        mailimap * imap;
@@ -1342,7 +1488,7 @@ int imap_threaded_examine(Folder * folder, const char * mb,
        if (result.error != MAILIMAP_NO_ERROR)
                return result.error;
        
-       if (imap->imap_selection_info == NULL)
+       if (!imap || imap->imap_selection_info == NULL)
                return MAILIMAP_ERROR_PARSE;
        
        * exists = imap->imap_selection_info->sel_exists;
@@ -1459,6 +1605,14 @@ static void search_run(struct etpan_thread_op * op)
                                                          NULL, NULL, NULL, NULL, NULL,
                                                          NULL, 0, NULL, NULL, NULL);
                break;
+       case IMAP_SEARCH_TYPE_FORWARDED:
+               search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_KEYWORD,
+                                                         NULL, NULL, NULL, NULL, NULL,
+                                                         strdup("$Forwarded"), NULL, NULL, NULL, NULL,
+                                                         NULL, NULL, NULL, NULL, 0,
+                                                         NULL, NULL, NULL, NULL, NULL,
+                                                         NULL, 0, NULL, NULL, NULL);
+               break;
        }
        
        if (search_type_key != NULL) {
@@ -1522,15 +1676,19 @@ int imap_threaded_search(Folder * folder, int search_type,
 
 
 
+static int imap_get_msg_att_info(struct mailimap_msg_att * msg_att,
+                                uint32_t * puid,
+                                char ** pheaders,
+                                size_t * pref_size,
+                                struct mailimap_msg_att_dynamic ** patt_dyn);
 
 static int
-uid_list_to_env_list(clist * fetch_result, carray ** result)
+result_to_uid_list(clist * fetch_result, carray ** result)
 {
        clistiter * cur;
        int r;
        int res;
        carray * tab;
-       unsigned int i;
        
        tab = carray_new(128);
        if (tab == NULL) {
@@ -1541,31 +1699,13 @@ uid_list_to_env_list(clist * fetch_result, carray ** result)
        for(cur = clist_begin(fetch_result) ; cur != NULL ;
            cur = clist_next(cur)) {
                struct mailimap_msg_att * msg_att;
-               clistiter * item_cur;
                uint32_t uid;
-               size_t size;
                uint32_t * puid;
                
                msg_att = clist_content(cur);
                
                uid = 0;
-               size = 0;
-               for(item_cur = clist_begin(msg_att->att_list) ;
-                   item_cur != NULL ;
-                   item_cur = clist_next(item_cur)) {
-                       struct mailimap_msg_att_item * item;
-                       
-                       item = clist_content(item_cur);
-                       
-                       switch (item->att_type) {
-                       case MAILIMAP_MSG_ATT_ITEM_STATIC:
-                               switch (item->att_data.att_static->att_type) {
-                               case MAILIMAP_MSG_ATT_UID:
-                                       uid = item->att_data.att_static->att_data.att_uid;
-                                       break;
-                               }
-                       }
-               }
+               imap_get_msg_att_info(msg_att, &uid, NULL, NULL, NULL);
                
                puid = malloc(sizeof(* puid));
                if (puid == NULL) {
@@ -1587,8 +1727,7 @@ uid_list_to_env_list(clist * fetch_result, carray ** result)
        return MAILIMAP_NO_ERROR;
   
  free_list:
-       for(i = 0 ; i < carray_count(tab) ; i++)
-               mailmessage_free(carray_get(tab, i));
+       imap_fetch_uid_list_free(tab);
  err:
        return res;
 }
@@ -1630,9 +1769,12 @@ static int imap_get_messages_list(mailimap * imap,
                goto free_fetch_type;
        }
 
+       mailstream_logger = imap_logger_fetch;
+       
        r = mailimap_uid_fetch(imap, set,
                               fetch_type, &fetch_result);
 
+       mailstream_logger = imap_logger_cmd;
        mailimap_fetch_type_free(fetch_type);
        mailimap_set_free(set);
 
@@ -1642,7 +1784,7 @@ static int imap_get_messages_list(mailimap * imap,
        }
 
        env_list = NULL;
-       r = uid_list_to_env_list(fetch_result, &env_list);
+       r = result_to_uid_list(fetch_result, &env_list);
        mailimap_fetch_list_free(fetch_result);
        
        * result = env_list;
@@ -1683,9 +1825,14 @@ static void fetch_uid_run(struct etpan_thread_op * op)
        CHECK_IMAP();
 
        fetch_result = NULL;
+       mailstream_logger = imap_logger_noop;
+       log_print(LOG_PROTOCOL, "IMAP4- [fetching UIDs...]\n");
+
        r = imap_get_messages_list(param->imap, param->first_index,
                                   &fetch_result);
        
+       mailstream_logger = imap_logger_cmd;
+
        result->error = r;
        result->fetch_result = fetch_result;
        debug_print("imap fetch_uid run - end %i\n", r);
@@ -1732,6 +1879,244 @@ void imap_fetch_uid_list_free(carray * uid_list)
 
 
 
+
+static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn, GSList **tags);
+
+static int
+result_to_uid_flags_list(clist * fetch_result, carray ** result)
+{
+       clistiter * cur;
+       int r;
+       int res;
+       carray * tab;
+       GSList *tags = NULL;
+
+       tab = carray_new(128);
+       if (tab == NULL) {
+               res = MAILIMAP_ERROR_MEMORY;
+               goto err;
+       }
+       
+       for(cur = clist_begin(fetch_result) ; cur != NULL ;
+           cur = clist_next(cur)) {
+               struct mailimap_msg_att * msg_att;
+               uint32_t uid;
+               uint32_t * puid;
+               struct mailimap_msg_att_dynamic * att_dyn;
+               int flags;
+               int * pflags;
+               
+               tags = NULL;
+
+               msg_att = clist_content(cur);
+               
+               uid = 0;
+               att_dyn = NULL;
+               imap_get_msg_att_info(msg_att, &uid, NULL, NULL, &att_dyn);
+               if (uid == 0)
+                       continue;
+               if (att_dyn == NULL)
+                       continue;
+               
+               flags = imap_flags_to_flags(att_dyn, &tags);
+               
+               puid = malloc(sizeof(* puid));
+               if (puid == NULL) {
+                       res = MAILIMAP_ERROR_MEMORY;
+                       goto free_list;
+               }
+               * puid = uid;
+               
+               r = carray_add(tab, puid, NULL);
+               if (r < 0) {
+                       free(puid);
+                       res = MAILIMAP_ERROR_MEMORY;
+                       goto free_list;
+               }
+               pflags = malloc(sizeof(* pflags));
+               if (pflags == NULL) {
+                       res = MAILIMAP_ERROR_MEMORY;
+                       goto free_list;
+               }
+               * pflags = flags;
+               r = carray_add(tab, pflags, NULL);
+               if (r < 0) {
+                       free(pflags);
+                       res = MAILIMAP_ERROR_MEMORY;
+                       goto free_list;
+               }
+               r = carray_add(tab, tags, NULL);
+               if (r < 0) {
+                       free(pflags);
+                       res = MAILIMAP_ERROR_MEMORY;
+                       goto free_list;
+               }
+       }
+               
+       * result = tab;
+
+       return MAILIMAP_NO_ERROR;
+  
+ free_list:
+       imap_fetch_uid_flags_list_free(tab);
+       slist_free_strings(tags);
+       g_slist_free(tags);
+ err:
+       return res;
+}
+
+static int imap_get_messages_flags_list(mailimap * imap,
+                                       uint32_t first_index,
+                                       carray ** result)
+{
+       carray * env_list;
+       int r;
+       struct mailimap_fetch_att * fetch_att;
+       struct mailimap_fetch_type * fetch_type;
+       struct mailimap_set * set;
+       clist * fetch_result;
+       int res;
+       
+       set = mailimap_set_new_interval(first_index, 0);
+       if (set == NULL) {
+               res = MAILIMAP_ERROR_MEMORY;
+               goto err;
+       }
+
+       fetch_type = mailimap_fetch_type_new_fetch_att_list_empty();
+       if (fetch_type == NULL) {
+               res = MAILIMAP_ERROR_MEMORY;
+               goto free_set;
+       }
+
+       fetch_att = mailimap_fetch_att_new_flags();
+       if (fetch_att == NULL) {
+               res = MAILIMAP_ERROR_MEMORY;
+               goto free_fetch_type;
+       }
+       
+       r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
+       if (r != MAILIMAP_NO_ERROR) {
+               mailimap_fetch_att_free(fetch_att);
+               res = MAILIMAP_ERROR_MEMORY;
+               goto free_fetch_type;
+       }
+       
+       fetch_att = mailimap_fetch_att_new_uid();
+       if (fetch_att == NULL) {
+               res = MAILIMAP_ERROR_MEMORY;
+               goto free_fetch_type;
+       }
+
+       r = mailimap_fetch_type_new_fetch_att_list_add(fetch_type, fetch_att);
+       if (r != MAILIMAP_NO_ERROR) {
+               mailimap_fetch_att_free(fetch_att);
+               res = MAILIMAP_ERROR_MEMORY;
+               goto free_fetch_type;
+       }
+
+       mailstream_logger = imap_logger_fetch;
+       
+       r = mailimap_uid_fetch(imap, set,
+                              fetch_type, &fetch_result);
+
+       mailstream_logger = imap_logger_cmd;
+       mailimap_fetch_type_free(fetch_type);
+       mailimap_set_free(set);
+
+       if (r != MAILIMAP_NO_ERROR) {
+               res = r;
+               goto err;
+       }
+
+       env_list = NULL;
+       r = result_to_uid_flags_list(fetch_result, &env_list);
+       mailimap_fetch_list_free(fetch_result);
+       
+       * result = env_list;
+
+       return MAILIMAP_NO_ERROR;
+
+ free_fetch_type:
+       mailimap_fetch_type_free(fetch_type);
+ free_set:
+       mailimap_set_free(set);
+ err:
+       return res;
+}
+
+
+
+static void fetch_uid_flags_run(struct etpan_thread_op * op)
+{
+       struct fetch_uid_param * param;
+       struct fetch_uid_result * result;
+       carray * fetch_result;
+       int r;
+       
+       param = op->param;
+       result = op->result;
+
+       CHECK_IMAP();
+
+       fetch_result = NULL;
+       r = imap_get_messages_flags_list(param->imap, param->first_index,
+                                        &fetch_result);
+       
+       result->error = r;
+       result->fetch_result = fetch_result;
+       debug_print("imap fetch_uid run - end %i\n", r);
+}
+
+int imap_threaded_fetch_uid_flags(Folder * folder, uint32_t first_index,
+                                 carray ** fetch_result)
+{
+       struct fetch_uid_param param;
+       struct fetch_uid_result result;
+       mailimap * imap;
+       
+       debug_print("imap fetch_uid - begin\n");
+       
+       imap = get_imap(folder);
+       param.imap = imap;
+       param.first_index = first_index;
+       
+       mailstream_logger = imap_logger_noop;
+       log_print(LOG_PROTOCOL, "IMAP4- [fetching flags...]\n");
+
+       threaded_run(folder, &param, &result, fetch_uid_flags_run);
+
+       mailstream_logger = imap_logger_cmd;
+
+       
+       if (result.error != MAILIMAP_NO_ERROR)
+               return result.error;
+       
+       debug_print("imap fetch_uid - end\n");
+       
+       * fetch_result = result.fetch_result;
+       
+       return result.error;
+}
+
+
+void imap_fetch_uid_flags_list_free(carray * uid_flags_list)
+{
+       unsigned int i;
+       
+       for(i = 0 ; i < carray_count(uid_flags_list) ; i += 3) {
+               void * data;
+               
+               data = carray_get(uid_flags_list, i);
+               free(data);
+               data = carray_get(uid_flags_list, i + 1);
+               free(data);
+       }
+       carray_free(uid_flags_list);
+}
+
+
+
 static int imap_fetch(mailimap * imap,
                      uint32_t msg_index,
                      char ** result,
@@ -1879,8 +2264,11 @@ static int imap_fetch_header(mailimap * imap,
     goto free_fetch_att;
   }
 
+  mailstream_logger = imap_logger_fetch;
+  
   r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
   
+  mailstream_logger = imap_logger_cmd;
   mailimap_fetch_type_free(fetch_type);
   mailimap_set_free(set);
 
@@ -1987,14 +2375,15 @@ static void fetch_content_run(struct etpan_thread_op * op)
                }
                
                r = fwrite(content, 1, content_size, f);
-               if (r == 0) {
+               if (r < content_size) {
+                       result->error = MAILIMAP_ERROR_FETCH;
                        goto fclose;
                }
                
                r = fclose(f);
                if (r == EOF) {
-                       g_unlink(param->filename);
-                       goto close;
+                       result->error = MAILIMAP_ERROR_FETCH;
+                       goto unlink;
                }
                goto free;
                
@@ -2004,14 +2393,16 @@ static void fetch_content_run(struct etpan_thread_op * op)
        close:
                close(fd);
        unlink:
-               g_unlink(param->filename);
+               claws_unlink(param->filename);
        
        free:
+               /* mmap_string_unref is a simple free in libetpan
+                * when it has MMAP_UNAVAILABLE defined */
                if (mmap_string_unref(content) != 0)
                        free(content);
        }
        
-       debug_print("imap fetch_content run - end %i\n", r);
+       debug_print("imap fetch_content run - end %i\n", result->error);
 }
 
 int imap_threaded_fetch_content(Folder * folder, uint32_t msg_index,
@@ -2042,12 +2433,13 @@ int imap_threaded_fetch_content(Folder * folder, uint32_t msg_index,
 
 
 
-static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn)
+static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn, GSList **s_tags)
 {
        int flags;
        clist * flag_list;
        clistiter * cur;
-       
+       GSList *tags = NULL;
+
        flags = MSG_UNREAD;
        
        flag_list = att_dyn->att_list;
@@ -2076,10 +2468,17 @@ static int imap_flags_to_flags(struct mailimap_msg_att_dynamic * att_dyn)
                                flags &= ~MSG_UNREAD;
                                flags &= ~MSG_NEW;
                                break;
+                       case MAILIMAP_FLAG_KEYWORD:
+                               if (!strcasecmp(flag_fetch->fl_flag->fl_data.fl_keyword, "$Forwarded"))
+                                       flags |= MSG_FORWARDED;
+                               else if (s_tags)
+                                       tags = g_slist_prepend(tags, g_strdup(flag_fetch->fl_flag->fl_data.fl_keyword));
+                               break;
                        }
                }
        }
-       
+       if (s_tags)
+               *s_tags = tags;
        return flags;
 }
 
@@ -2145,14 +2544,14 @@ static int imap_get_msg_att_info(struct mailimap_msg_att * msg_att,
 }
 
 static struct imap_fetch_env_info *
-fetch_to_env_info(struct mailimap_msg_att * msg_att)
+fetch_to_env_info(struct mailimap_msg_att * msg_att, GSList **tags)
 {
        struct imap_fetch_env_info * info;
        uint32_t uid;
        char * headers;
        size_t size;
        struct mailimap_msg_att_dynamic * att_dyn;
-       
+
        imap_get_msg_att_info(msg_att, &uid, &headers, &size,
                              &att_dyn);
        
@@ -2162,7 +2561,7 @@ fetch_to_env_info(struct mailimap_msg_att * msg_att)
        info->uid = uid;
        info->headers = strdup(headers);
        info->size = size;
-       info->flags = imap_flags_to_flags(att_dyn);
+       info->flags = imap_flags_to_flags(att_dyn, tags);
        
        return info;
 }
@@ -2174,21 +2573,23 @@ imap_fetch_result_to_envelop_list(clist * fetch_result,
        clistiter * cur;
        unsigned int i;
        carray * env_list;
+
        i = 0;
-  
        env_list = carray_new(16);
   
        for(cur = clist_begin(fetch_result) ; cur != NULL ;
            cur = clist_next(cur)) {
                struct mailimap_msg_att * msg_att;
                struct imap_fetch_env_info * env_info;
-    
+               GSList *tags = NULL;
+
                msg_att = clist_content(cur);
 
-               env_info = fetch_to_env_info(msg_att);
+               env_info = fetch_to_env_info(msg_att, &tags);
                if (!env_info)
                        return MAILIMAP_ERROR_MEMORY;
                carray_add(env_list, env_info, NULL);
+               carray_add(env_list, tags, NULL);
        }
   
        * p_env_list = env_list;
@@ -2280,8 +2681,11 @@ imap_get_envelopes_list(mailimap * imap, struct mailimap_set * set,
        else
                r = imap_add_header_fetch_att(fetch_type);
        
+       mailstream_logger = imap_logger_fetch;
+       
        r = mailimap_uid_fetch(imap, set, fetch_type, &fetch_result);
        
+       mailstream_logger = imap_logger_cmd;
        switch (r) {
        case MAILIMAP_NO_ERROR:
                break;
@@ -2395,7 +2799,7 @@ void imap_fetch_env_free(carray * env_list)
 {
        unsigned int i;
        
-       for(i = 0 ; i < carray_count(env_list) ; i ++) {
+       for(i = 0 ; i < carray_count(env_list) ; i += 2) {
                struct imap_fetch_env_info * env_info;
                
                env_info = carray_get(env_list, i);
@@ -2428,8 +2832,10 @@ static void append_run(struct etpan_thread_op * op)
        int r;
        char * data;
        size_t size;
+#ifndef G_OS_WIN32
        struct stat stat_buf;
        int fd;
+#endif
        guint32 uid = 0, val = 0;
        
        param = op->param;
@@ -2437,6 +2843,7 @@ static void append_run(struct etpan_thread_op * op)
        
        CHECK_IMAP();
 
+#ifndef G_OS_WIN32
        r = stat(param->filename, &stat_buf);
        if (r < 0) {
                result->error = MAILIMAP_ERROR_APPEND;
@@ -2456,7 +2863,14 @@ static void append_run(struct etpan_thread_op * op)
                result->error = MAILIMAP_ERROR_APPEND;
                return;
        }
-       
+#else
+       data = file_read_to_str_no_recode(param->filename);
+       if (data == NULL) {
+               result->error = MAILIMAP_ERROR_APPEND;
+               return;
+       }
+       size = strlen(data);
+#endif
        mailstream_logger = imap_logger_append;
        
        r = mailimap_uidplus_append(param->imap, param->mailbox,
@@ -2465,8 +2879,12 @@ static void append_run(struct etpan_thread_op * op)
 
        mailstream_logger = imap_logger_cmd;
        
+#ifndef G_OS_WIN32
        munmap(data, size);
        close(fd);
+#else
+       g_free(data);
+#endif
        
        result->error = r;
        result->uid = uid;
@@ -2673,7 +3091,7 @@ int imap_threaded_store(Folder * folder, struct mailimap_set * set,
 
 
 #define ENV_BUFFER_SIZE 512
-
+#ifndef G_OS_WIN32
 static void do_exec_command(int fd, const char * command,
                            const char * servername, uint16_t port)
 {
@@ -2688,37 +3106,20 @@ static void do_exec_command(int fd, const char * command,
                exit(0);
        }
   
-#ifdef SOLARIS
-       if (servername)
-               snprintf(env_buffer, ENV_BUFFER_SIZE,
-                        "ETPANSERVER=%s", servername);
-       else
-               snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANSERVER=");
-       putenv(env_buffer);
-#else
        if (servername)
-               setenv("ETPANSERVER", servername, 1);
+               g_setenv("ETPANSERVER", servername, TRUE);
        else
-               unsetenv("ETPANSERVER");
-#endif
+               g_unsetenv("ETPANSERVER");
   
-#ifdef SOLARIS
-       if (port)
-               snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=%d", port);
-       else
-               snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANPORT=");
-       putenv(env_buffer);
-#else
        if (port) {
                char porttext[20];
                
                snprintf(porttext, sizeof(porttext), "%d", port);
-               setenv("ETPANPORT", porttext, 1);
+               g_setenv("ETPANPORT", porttext, TRUE);
        }
        else {
-               unsetenv("ETPANPORT");
+               g_unsetenv("ETPANPORT");
        }
-#endif
                
        /* Not a lot we can do if there's an error other than bail. */
        if (dup2(fd, 0) == -1)
@@ -2798,7 +3199,8 @@ static int socket_connect_cmd(mailimap * imap, const char * command,
        if (r != MAILIMAP_NO_ERROR_AUTHENTICATED
        &&  r != MAILIMAP_NO_ERROR_NON_AUTHENTICATED) {
                mailstream_close(s);
-               imap->imap_stream = NULL;
+               if (imap)
+                       imap->imap_stream = NULL;
                return r;
        }
        
@@ -2871,6 +3273,17 @@ int imap_threaded_connect_cmd(Folder * folder, const char * command,
        
        return result.error;
 }
+#endif /* G_OS_WIN32 */
+
+void imap_threaded_cancel(Folder * folder)
+{
+       mailimap * imap;
+       
+       imap = get_imap(folder);
+       if (imap->imap_stream != NULL)
+               mailstream_cancel(imap->imap_stream);
+}
+
 #else
 
 void imap_main_init(void)
@@ -2883,4 +3296,8 @@ void imap_main_set_timeout(int sec)
 {
 }
 
+void imap_threaded_cancel(Folder * folder);
+{
+}
+
 #endif