2008-09-01 [colin] 3.5.0cvs88
[claws.git] / src / etpan / imap-thread.c
index e16f275421cbbc82d05a0bcd1e0f60895796a0a0..30f3a6014ae3a2e924c5157da02ba2b8af160f81 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.h"
 #include "ssl_certificate.h"
 #include "socket.h"
+#include "remotefolder.h"
 
 #define DISABLE_LOG_DURING_LOGIN
 
@@ -83,6 +86,11 @@ 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;
@@ -124,7 +132,7 @@ static void imap_logger_fetch(int direction, const char * str, size_t size)
        gchar **lines;
        int i = 0;
 
-       if (size > 8192) {
+       if (size > 128 && !direction) {
                log_print(LOG_PROTOCOL, "IMAP4%c [FETCH data - %zd bytes]\n", direction?'>':'<', size);
                return;
        }
@@ -190,7 +198,7 @@ static void imap_logger_uid(int direction, const char * str, size_t size)
                else {
                        gchar tmp[64];
                        strncpy2(tmp, lines[i], 63);
-                       log_print(LOG_PROTOCOL, "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++;
@@ -241,7 +249,7 @@ static void imap_logger_append(int direction, const char * str, size_t size)
 }
 
 #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)
@@ -280,7 +288,11 @@ 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);
@@ -366,6 +378,11 @@ 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)
 {
@@ -378,7 +395,7 @@ static void generic_cb(int cancelled, void * result, void * callback_data)
            op->imap->imap_response_info->rsp_alert) {
                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;
 }
@@ -422,6 +439,7 @@ static void threaded_run(Folder * folder, void * param, void * result,
 
 struct connect_param {
        mailimap * imap;
+       PrefsAccount *account;
        const char * server;
        int port;
 };
@@ -500,9 +518,9 @@ 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) {
@@ -512,8 +530,86 @@ static int etpan_certificate_check(const unsigned char *certificate, int len, vo
                X509_free(cert);
                return -1;
        }
-#else
+#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_context_cb(struct mailstream_ssl_context * ssl_context, void * data)
+{
+#if (defined(USE_OPENSSL) || defined(USE_GNUTLS))
+       PrefsAccount *account = (PrefsAccount *)data;
+       const gchar *cert_path = NULL;
+       const gchar *password = NULL;
+#ifdef USE_OPENSSL
+       X509 *x509 = NULL;
+       EVP_PKEY *pkey = NULL;
+#else
+       gnutls_x509_crt x509 = NULL;
+       gnutls_x509_privkey pkey = NULL;
+#endif
+
+       if (account->in_ssl_client_cert_file && *account->in_ssl_client_cert_file)
+               cert_path = account->in_ssl_client_cert_file;
+       if (account->in_ssl_client_cert_pass && *account->in_ssl_client_cert_pass)
+               password = account->in_ssl_client_cert_pass;
+       
+       if (mailstream_ssl_set_client_certificate_data(ssl_context, NULL, 0) < 0 ||
+           mailstream_ssl_set_client_private_key_data(ssl_context, NULL, 0) < 0)
+               debug_print("Impossible to set the client certificate.\n");
+       x509 = ssl_certificate_get_x509_from_pem_file(cert_path);
+       pkey = ssl_certificate_get_pkey_from_pem_file(cert_path);
+       if (!(x509 && pkey)) {
+               /* try pkcs12 format */
+               ssl_certificate_get_x509_and_pkey_from_p12_file(cert_path, password, &x509, &pkey);
+       }
+       if (x509 && pkey) {
+               unsigned char *x509_der = NULL, *pkey_der = NULL;
+               size_t x509_len, pkey_len;
+               
+#ifndef USE_GNUTLS
+               x509_len = (size_t)i2d_X509(x509, &x509_der);
+               pkey_len = (size_t)i2d_PrivateKey(pkey, &pkey_der);
+#else
+               x509_len = (size_t)gnutls_i2d_X509(x509, &x509_der);
+               pkey_len = (size_t)gnutls_i2d_PrivateKey(pkey, &pkey_der);
+#endif
+               if (x509_len > 0 && pkey_len > 0) {
+                       if (mailstream_ssl_set_client_certificate_data(ssl_context, x509_der, x509_len) < 0 ||
+                           mailstream_ssl_set_client_private_key_data(ssl_context, pkey_der, pkey_len) < 0) 
+                               log_error(LOG_PROTOCOL, "Impossible to set the client certificate.\n");
+                       g_free(x509_der);
+                       g_free(pkey_der);
+               }
+#ifdef USE_GNUTLS
+               gnutls_x509_crt_deinit(x509);
+               gnutls_x509_privkey_deinit(pkey);
+#endif
+       }
 #endif
 }
 
@@ -528,8 +624,9 @@ static void connect_ssl_run(struct etpan_thread_op * op)
        
        CHECK_IMAP();
 
-       r = mailimap_ssl_connect(param->imap,
-                                param->server, param->port);
+       r = mailimap_ssl_connect_with_callback(param->imap,
+                                               param->server, param->port,
+                                               connect_ssl_context_cb, param->account);
        result->error = r;
 }
 
@@ -561,7 +658,8 @@ int imap_threaded_connect_ssl(Folder * folder, const char * server, int port)
        param.imap = imap;
        param.server = server;
        param.port = port;
-       
+       param.account = folder->account;
+
        refresh_resolvers();
        threaded_run(folder, &param, &result, connect_ssl_run);
 
@@ -866,6 +964,8 @@ 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);
 }
 
@@ -998,7 +1098,12 @@ 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;
@@ -1011,14 +1116,28 @@ int imap_threaded_noop(Folder * folder, unsigned int * p_exists)
 
        threaded_run(folder, &param, &result, noop_run);
        
-       if (imap && 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;
 }
@@ -1058,7 +1177,7 @@ static void starttls_run(struct etpan_thread_op * op)
                        return;
                }
 
-               tls_low = mailstream_low_tls_open(fd);
+               tls_low = mailstream_low_tls_open_with_callback(fd, connect_ssl_context_cb, param->account);
                if (tls_low == NULL) {
                        debug_print("imap starttls run - can't tls_open\n");
                        result->error = MAILIMAP_ERROR_STREAM;
@@ -1081,7 +1200,8 @@ int imap_threaded_starttls(Folder * folder, const gchar *host, int port)
        param.imap = get_imap(folder);
        param.server = host;
        param.port = port;
-       
+       param.account = folder->account;
+
        threaded_run(folder, &param, &result, starttls_run);
        
        debug_print("imap starttls - end\n");
@@ -1266,12 +1386,13 @@ 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);
@@ -1290,13 +1411,102 @@ int imap_threaded_select(Folder * folder, const char * mb,
        * 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;
+                                       if (!strcasecmp(flag->fl_flag->fl_data.fl_keyword, "Junk"))
+                                               c_flag = IMAP_FLAG_SPAM;
+                                       if (!strcasecmp(flag->fl_flag->fl_data.fl_keyword, "NonJunk") ||
+                                           !strcasecmp(flag->fl_flag->fl_data.fl_keyword, "NoJunk") ||
+                                           !strcasecmp(flag->fl_flag->fl_data.fl_keyword, "NotJunk"))
+                                               c_flag = IMAP_FLAG_HAM;
+                                       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;
@@ -1460,6 +1670,22 @@ 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;
+       case IMAP_SEARCH_TYPE_SPAM:
+               search_type_key = mailimap_search_key_new(MAILIMAP_SEARCH_KEY_KEYWORD,
+                                                         NULL, NULL, NULL, NULL, NULL,
+                                                         strdup("Junk"), 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) {
@@ -1523,15 +1749,19 @@ 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) {
@@ -1542,31 +1772,13 @@ 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) {
@@ -1588,8 +1800,7 @@ 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;
 }
@@ -1631,9 +1842,12 @@ 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);
 
@@ -1643,7 +1857,7 @@ 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;
@@ -1684,9 +1898,14 @@ 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);
@@ -1733,6 +1952,244 @@ 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,
@@ -1880,8 +2337,11 @@ 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);
 
@@ -1988,14 +2448,15 @@ 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;
                
@@ -2005,14 +2466,16 @@ 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,
@@ -2043,12 +2506,13 @@ 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;
@@ -2077,10 +2541,23 @@ 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 (!strcasecmp(flag_fetch->fl_flag->fl_data.fl_keyword, "Junk")) 
+                                       flags |= MSG_SPAM;
+                               else if (!strcasecmp(flag_fetch->fl_flag->fl_data.fl_keyword, "NonJunk") ||
+                                        !strcasecmp(flag_fetch->fl_flag->fl_data.fl_keyword, "NoJunk") ||
+                                        !strcasecmp(flag_fetch->fl_flag->fl_data.fl_keyword, "NotJunk")) 
+                                       flags &= ~MSG_SPAM;
+                               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;
 }
 
@@ -2146,14 +2623,14 @@ 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);
        
@@ -2163,7 +2640,7 @@ 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;
 }
@@ -2175,21 +2652,23 @@ 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;
@@ -2281,8 +2760,11 @@ 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;
@@ -2396,7 +2878,7 @@ 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);
@@ -2429,8 +2911,10 @@ 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;
@@ -2438,6 +2922,7 @@ 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;
@@ -2457,7 +2942,14 @@ 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,
@@ -2466,8 +2958,12 @@ 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;
@@ -2674,7 +3170,7 @@ 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)
 {
@@ -2689,37 +3185,20 @@ 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);
+               g_setenv("ETPANSERVER", servername, TRUE);
        else
-               snprintf(env_buffer, ENV_BUFFER_SIZE, "ETPANSERVER=");
-       putenv(env_buffer);
-#else
-       if (servername)
-               setenv("ETPANSERVER", servername, 1);
-       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)
@@ -2873,6 +3352,17 @@ 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)
@@ -2885,4 +3375,8 @@ void imap_main_set_timeout(int sec)
 {
 }
 
+void imap_threaded_cancel(Folder * folder);
+{
+}
+
 #endif