/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2003 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail team
*
* 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,
* 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.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
+#include "claws-features.h"
#endif
#include "defs.h"
#include <glib.h>
+#include <glib/gi18n.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/types.h>
#include <unistd.h>
-#include <sys/signal.h>
-#include <sys/wait.h>
-#include <sys/time.h>
+#include <time.h>
#include <errno.h>
#include "session.h"
#include "utils.h"
+#include "log.h"
static gint session_connect_cb (SockInfo *sock,
gpointer data);
static gint session_close (Session *session);
+static gboolean session_timeout_cb (gpointer data);
+
static gboolean session_recv_msg_idle_cb (gpointer data);
static gboolean session_recv_data_idle_cb (gpointer data);
gpointer data);
-void session_init(Session *session)
+void session_init(Session *session, const void *prefs_account, gboolean is_smtp)
{
session->type = SESSION_UNKNOWN;
session->sock = NULL;
session->server = NULL;
session->port = 0;
-#if USE_OPENSSL
+#ifdef USE_GNUTLS
session->ssl_type = SSL_NONE;
#endif
session->nonblocking = TRUE;
session->state = SESSION_READY;
session->last_access_time = time(NULL);
- gettimeofday(&session->tv_prev, NULL);
+ g_get_current_time(&session->tv_prev);
session->conn_id = 0;
session->write_buf_p = NULL;
session->write_buf_len = 0;
+ session->write_data = NULL;
+ session->write_data_p = NULL;
+ session->write_data_len = 0;
+
+ session->timeout_tag = 0;
+ session->timeout_interval = 0;
+
session->data = NULL;
+ session->account = prefs_account;
+ session->is_smtp = is_smtp;
+
+ session->ping_tag = -1;
}
/*!
*/
gint session_connect(Session *session, const gchar *server, gushort port)
{
+#ifdef G_OS_UNIX
session->server = g_strdup(server);
session->port = port;
if (session->conn_id < 0) {
g_warning("can't connect to server.");
session_close(session);
+ if (session->connect_finished)
+ session->connect_finished(session, FALSE);
return -1;
}
return 0;
+#else
+ SockInfo *sock;
+
+ session->server = g_strdup(server);
+ session->port = port;
+
+ sock = sock_connect(server, port);
+ if (sock == NULL) {
+ g_warning("can't connect to server.");
+ session_close(session);
+ if (session->connect_finished)
+ session->connect_finished(session, FALSE);
+ return -1;
+ }
+ sock->is_smtp = session->is_smtp;
+
+ return session_connect_cb(sock, session);
+#endif
}
static gint session_connect_cb(SockInfo *sock, gpointer data)
if (!sock) {
g_warning("can't connect to server.");
session->state = SESSION_ERROR;
+ if (session->connect_finished)
+ session->connect_finished(session, FALSE);
return -1;
}
session->sock = sock;
+ sock->account = session->account;
+ sock->is_smtp = session->is_smtp;
+ sock->ssl_cert_auto_accept = session->ssl_cert_auto_accept;
+
+#ifdef USE_GNUTLS
+ sock->gnutls_priority = session->gnutls_priority;
-#if USE_OPENSSL
if (session->ssl_type == SSL_TUNNEL) {
sock_set_nonblocking_mode(sock, FALSE);
if (!ssl_init_socket(sock)) {
g_warning("can't initialize SSL.");
+ log_error(LOG_PROTOCOL, _("SSL handshake failed\n"));
session->state = SESSION_ERROR;
+ if (session->connect_finished)
+ session->connect_finished(session, FALSE);
return -1;
}
}
#endif
+ /* we could have gotten a timeout while waiting for user input in
+ * an SSL certificate dialog */
+ if (session->state == SESSION_TIMEOUT) {
+ if (session->connect_finished)
+ session->connect_finished(session, FALSE);
+ return -1;
+ }
+
sock_set_nonblocking_mode(sock, session->nonblocking);
debug_print("session (%p): connected\n", session);
session_read_msg_cb,
session);
+ if (session->connect_finished)
+ session->connect_finished(session, TRUE);
return 0;
}
*/
void session_destroy(Session *session)
{
- g_return_if_fail(session != NULL);
- g_return_if_fail(session->destroy != NULL);
+ cm_return_if_fail(session != NULL);
+ cm_return_if_fail(session->destroy != NULL);
+
+ session_register_ping(session, NULL);
session_close(session);
session->destroy(session);
g_byte_array_free(session->read_data_buf, TRUE);
g_free(session->read_data_terminator);
g_free(session->write_buf);
+#ifdef USE_GNUTLS
+ g_free(session->gnutls_priority);
+#endif
debug_print("session (%p): destroyed\n", session);
g_free(session);
}
-gboolean session_is_connected(Session *session)
+gboolean session_is_running(Session *session)
{
return (session->state == SESSION_READY ||
session->state == SESSION_SEND ||
session->state == SESSION_RECV);
}
+gboolean session_is_connected(Session *session)
+{
+ return (session->state == SESSION_SEND ||
+ session->state == SESSION_RECV);
+}
+
+void session_set_access_time(Session *session)
+{
+ session->last_access_time = time(NULL);
+}
+
+void session_set_timeout(Session *session, guint interval)
+{
+ if (session->timeout_tag > 0)
+ g_source_remove(session->timeout_tag);
+
+ session->timeout_interval = interval;
+ if (interval > 0) {
+ if (interval % 1000 == 0)
+ session->timeout_tag =
+ g_timeout_add_seconds(interval/1000, session_timeout_cb, session);
+ else
+ session->timeout_tag =
+ g_timeout_add(interval, session_timeout_cb, session);
+ } else
+ session->timeout_tag = 0;
+}
+
+static gboolean session_timeout_cb(gpointer data)
+{
+ Session *session = SESSION(data);
+
+ g_warning("session timeout.");
+
+ if (session->io_tag > 0) {
+ g_source_remove(session->io_tag);
+ session->io_tag = 0;
+ }
+
+ session->timeout_tag = 0;
+ session->state = SESSION_TIMEOUT;
+
+ return FALSE;
+}
+
void session_set_recv_message_notify(Session *session,
RecvMsgNotify notify_func, gpointer data)
{
*/
static gint session_close(Session *session)
{
- g_return_val_if_fail(session != NULL, -1);
+ cm_return_val_if_fail(session != NULL, -1);
+#ifdef G_OS_UNIX
if (session->conn_id > 0) {
sock_connect_async_cancel(session->conn_id);
session->conn_id = 0;
+ debug_print("session (%p): connection cancelled\n", session);
}
+#endif
+
+ session_set_timeout(session, 0);
if (session->io_tag > 0) {
g_source_remove(session->io_tag);
sock_close(session->sock);
session->sock = NULL;
session->state = SESSION_DISCONNECTED;
+ debug_print("session (%p): closed\n", session);
}
- debug_print("session (%p): closed\n", session);
-
return 0;
}
-#if USE_OPENSSL
+#ifdef USE_GNUTLS
gint session_start_tls(Session *session)
{
gboolean nb_mode;
nb_mode = sock_is_nonblocking_mode(session->sock);
+ session->sock->ssl_cert_auto_accept = session->ssl_cert_auto_accept;
+ session->sock->gnutls_priority = session->gnutls_priority;
+
if (nb_mode)
sock_set_nonblocking_mode(session->sock, FALSE);
- if (!ssl_init_socket_with_method(session->sock, SSL_METHOD_TLSv1)) {
- g_warning("can't start TLS session.\n");
+ if (!ssl_init_socket(session->sock)) {
+ g_warning("couldn't start TLS session.");
if (nb_mode)
- sock_set_nonblocking_mode(session->sock, TRUE);
+ sock_set_nonblocking_mode(session->sock, session->nonblocking);
return -1;
}
}
#endif
-gint session_send_msg(Session *session, SessionMsgType type, const gchar *msg)
+gint session_send_msg(Session *session, const gchar *msg)
{
gboolean ret;
- g_return_val_if_fail(session->write_buf == NULL, -1);
- g_return_val_if_fail(msg != NULL, -1);
- g_return_val_if_fail(msg[0] != '\0', -1);
+ cm_return_val_if_fail(session->write_buf == NULL, -1);
+ cm_return_val_if_fail(msg != NULL, -1);
+ cm_return_val_if_fail(msg[0] != '\0', -1);
session->state = SESSION_SEND;
session->write_buf = g_strconcat(msg, "\r\n", NULL);
gint session_recv_msg(Session *session)
{
- g_return_val_if_fail(session->read_msg_buf->len == 0, -1);
+ cm_return_val_if_fail(session->read_msg_buf->len == 0, -1);
session->state = SESSION_RECV;
{
gboolean ret;
- g_return_val_if_fail(session->write_buf == NULL, -1);
- g_return_val_if_fail(data != NULL, -1);
- g_return_val_if_fail(size != 0, -1);
+ cm_return_val_if_fail(session->write_data == NULL, -1);
+ cm_return_val_if_fail(data != NULL, -1);
+ cm_return_val_if_fail(size != 0, -1);
session->state = SESSION_SEND;
- session->write_buf = g_malloc(size);
- session->write_buf_p = session->write_buf;
- memcpy(session->write_buf, data, size);
- session->write_buf_len = size;
- gettimeofday(&session->tv_prev, NULL);
+ session->write_data = data;
+ session->write_data_p = session->write_data;
+ session->write_data_len = size;
+ g_get_current_time(&session->tv_prev);
ret = session_write_data_cb(session->sock, G_IO_OUT, session);
gint session_recv_data(Session *session, guint size, const gchar *terminator)
{
- g_return_val_if_fail(session->read_data_buf->len == 0, -1);
+ cm_return_val_if_fail(session->read_data_buf->len == 0, -1);
session->state = SESSION_RECV;
g_free(session->read_data_terminator);
session->read_data_terminator = g_strdup(terminator);
- gettimeofday(&session->tv_prev, NULL);
+ g_get_current_time(&session->tv_prev);
if (session->read_buf_len > 0)
g_idle_add(session_recv_data_idle_cb, session);
gchar *msg;
gint ret;
- g_return_val_if_fail(condition == G_IO_IN, FALSE);
+ cm_return_val_if_fail(condition == G_IO_IN, FALSE);
+
+ session_set_timeout(session, session->timeout_interval);
if (session->read_buf_len == 0) {
- gint read_len;
+ gint read_len = -1;
- read_len = sock_read(session->sock, session->read_buf,
+ if (session->sock)
+ read_len = sock_read(session->sock, session->read_buf,
SESSION_BUFFSIZE - 1);
if (read_len == -1 && session->state == SESSION_DISCONNECTED) {
- g_warning ("sock_read: session disconnected\n");
+ g_warning ("sock_read: session disconnected");
if (session->io_tag > 0) {
g_source_remove(session->io_tag);
session->io_tag = 0;
}
if (read_len == 0) {
- g_warning("sock_read: received EOF\n");
+ g_warning("sock_read: received EOF");
session->state = SESSION_EOF;
return FALSE;
}
case EAGAIN:
return TRUE;
default:
- g_warning("sock_read: %s\n", g_strerror(errno));
+ g_warning("sock_read: %s", g_strerror(errno));
session->state = SESSION_ERROR;
return FALSE;
}
guint data_len;
gint ret;
- g_return_val_if_fail(condition == G_IO_IN, FALSE);
+ cm_return_val_if_fail(condition == G_IO_IN, FALSE);
+
+ session_set_timeout(session, session->timeout_interval);
if (session->read_buf_len == 0) {
gint read_len;
SESSION_BUFFSIZE);
if (read_len == 0) {
- g_warning("sock_read: received EOF\n");
+ g_warning("sock_read: received EOF");
session->state = SESSION_EOF;
return FALSE;
}
case EAGAIN:
return TRUE;
default:
- g_warning("sock_read: %s\n", g_strerror(errno));
+ g_warning("sock_read: %s", g_strerror(errno));
session->state = SESSION_ERROR;
return FALSE;
}
/* incomplete read */
if (!complete) {
- struct timeval tv_cur;
+ GTimeVal tv_cur;
- gettimeofday(&tv_cur, NULL);
+ g_get_current_time(&tv_cur);
if (tv_cur.tv_sec - session->tv_prev.tv_sec > 0 ||
tv_cur.tv_usec - session->tv_prev.tv_usec >
UI_REFRESH_INTERVAL) {
session->recv_data_progressive_notify
(session, data_buf->len, 0,
session->recv_data_progressive_notify_data);
- gettimeofday(&session->tv_prev, NULL);
+ g_get_current_time(&session->tv_prev);
}
return TRUE;
}
gint write_len;
gint to_write_len;
- g_return_val_if_fail(session->write_buf != NULL, -1);
- g_return_val_if_fail(session->write_buf_p != NULL, -1);
- g_return_val_if_fail(session->write_buf_len > 0, -1);
+ cm_return_val_if_fail(session->write_buf != NULL, -1);
+ cm_return_val_if_fail(session->write_buf_p != NULL, -1);
+ cm_return_val_if_fail(session->write_buf_len > 0, -1);
to_write_len = session->write_buf_len -
(session->write_buf_p - session->write_buf);
write_len = 0;
break;
default:
- g_warning("sock_write: %s\n", g_strerror(errno));
+ g_warning("sock_write: %s", g_strerror(errno));
session->state = SESSION_ERROR;
return -1;
}
return 0;
}
+static gint session_write_data(Session *session)
+{
+ gint write_len;
+ gint to_write_len;
+
+ cm_return_val_if_fail(session->write_data != NULL, -1);
+ cm_return_val_if_fail(session->write_data_p != NULL, -1);
+ cm_return_val_if_fail(session->write_data_len > 0, -1);
+
+ to_write_len = session->write_data_len -
+ (session->write_data_p - session->write_data);
+ to_write_len = MIN(to_write_len, SESSION_BUFFSIZE);
+
+ write_len = sock_write(session->sock, session->write_data_p,
+ to_write_len);
+
+ if (write_len < 0) {
+ switch (errno) {
+ case EAGAIN:
+ write_len = 0;
+ break;
+ default:
+ g_warning("sock_write: %s", g_strerror(errno));
+ session->state = SESSION_ERROR;
+ return -1;
+ }
+ }
+
+ /* incomplete write */
+ if (session->write_data_p - session->write_data + write_len <
+ session->write_data_len) {
+ session->write_data_p += write_len;
+ return 1;
+ }
+
+ session->write_data = NULL;
+ session->write_data_p = NULL;
+ session->write_data_len = 0;
+
+ return 0;
+}
+
static gboolean session_write_msg_cb(SockInfo *source, GIOCondition condition,
gpointer data)
{
Session *session = SESSION(data);
gint ret;
- g_return_val_if_fail(condition == G_IO_OUT, FALSE);
- g_return_val_if_fail(session->write_buf != NULL, FALSE);
- g_return_val_if_fail(session->write_buf_p != NULL, FALSE);
- g_return_val_if_fail(session->write_buf_len > 0, FALSE);
+ cm_return_val_if_fail(condition == G_IO_OUT, FALSE);
+ cm_return_val_if_fail(session->write_buf != NULL, FALSE);
+ cm_return_val_if_fail(session->write_buf_p != NULL, FALSE);
+ cm_return_val_if_fail(session->write_buf_len > 0, FALSE);
ret = session_write_buf(session);
GIOCondition condition, gpointer data)
{
Session *session = SESSION(data);
- guint write_buf_len;
+ guint write_data_len;
gint ret;
- g_return_val_if_fail(condition == G_IO_OUT, FALSE);
- g_return_val_if_fail(session->write_buf != NULL, FALSE);
- g_return_val_if_fail(session->write_buf_p != NULL, FALSE);
- g_return_val_if_fail(session->write_buf_len > 0, FALSE);
+ cm_return_val_if_fail(condition == G_IO_OUT, FALSE);
+ cm_return_val_if_fail(session->write_data != NULL, FALSE);
+ cm_return_val_if_fail(session->write_data_p != NULL, FALSE);
+ cm_return_val_if_fail(session->write_data_len > 0, FALSE);
- write_buf_len = session->write_buf_len;
+ write_data_len = session->write_data_len;
- ret = session_write_buf(session);
+ ret = session_write_data(session);
if (ret < 0) {
session->state = SESSION_ERROR;
return FALSE;
} else if (ret > 0) {
- struct timeval tv_cur;
+ GTimeVal tv_cur;
- gettimeofday(&tv_cur, NULL);
+ g_get_current_time(&tv_cur);
if (tv_cur.tv_sec - session->tv_prev.tv_sec > 0 ||
tv_cur.tv_usec - session->tv_prev.tv_usec >
UI_REFRESH_INTERVAL) {
+ session_set_timeout(session, session->timeout_interval);
session->send_data_progressive_notify
(session,
- session->write_buf_p - session->write_buf,
- write_buf_len,
+ session->write_data_p - session->write_data,
+ write_data_len,
session->send_data_progressive_notify_data);
- gettimeofday(&session->tv_prev, NULL);
+ g_get_current_time(&session->tv_prev);
}
return TRUE;
}
}
/* callback */
- ret = session->send_data_finished(session, write_buf_len);
- session->send_data_notify(session, write_buf_len,
+ ret = session->send_data_finished(session, write_data_len);
+ session->send_data_notify(session, write_data_len,
session->send_data_notify_data);
return FALSE;
}
+
+void session_register_ping(Session *session, gboolean (*ping_cb)(gpointer data))
+{
+ if (!session)
+ return;
+ if (session->ping_tag > -1)
+ g_source_remove(session->ping_tag);
+
+ session->ping_tag = -1;
+
+ if (ping_cb != NULL)
+ session->ping_tag = g_timeout_add_seconds(60, ping_cb, session);
+}