/*!
*\brief parent (child?): send data to other process
*
*\param session Contains session information
* data Data to send
* size Bytes to send
*
*\return 0 : success
* -1 : error
*/
gint session_send_data(Session *session, const guchar *data, guint size)
{
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);
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);
ret = session_write_data_cb(session->sock, G_IO_OUT, session);
if (ret == TRUE)
session->io_tag = sock_add_watch(session->sock, G_IO_OUT,
session_write_data_cb,
session);
else if (session->state == SESSION_ERROR)
return -1;
return 0;
}
static gboolean session_recv_data_idle_cb(gpointer data)
{
Session *session = SESSION(data);
gboolean ret;
ret = session_read_data_cb(session->sock, G_IO_IN, session);
if (ret == TRUE)
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
session_read_data_cb, session);
return FALSE;
}
static gboolean sieve_read_chunk_idle_cb(gpointer data)
{
Session *session = SESSION(data);
gboolean ret;
ret = sieve_read_chunk_cb(session->sock, G_IO_IN, session);
if (ret == TRUE)
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
sieve_read_chunk_cb, session);
return G_SOURCE_REMOVE;
}
gint session_recv_msg(Session *session)
{
g_return_val_if_fail(session->read_msg_buf->len == 0, -1);
session->state = SESSION_RECV;
if (session->read_buf_len > 0)
g_idle_add(session_recv_msg_idle_cb, session);
else
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
session_read_msg_cb, session);
return 0;
}
/* Get data of specified length.
* If needed elsewhere, this should be put in session.c */
static gint sieve_session_recv_chunk(SieveSession *sieve_session,
guint bytes)
{
Session *session = &sieve_session->session;
cm_return_val_if_fail(session->read_msg_buf->len == 0, -1);
session->state = SESSION_RECV;
sieve_session->octets_remaining = bytes;
if (session->read_buf_len > 0)
g_idle_add(sieve_read_chunk_idle_cb, session);
else
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
sieve_read_chunk_cb, session);
return 0;
}
gint session_recv_data(Session *session, guint size, const gchar *terminator)
{
g_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);
if (session->read_buf_len > 0)
g_idle_add(session_recv_data_idle_cb, session);
else
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
session_read_data_cb, session);
return 0;
}
gint session_send_msg(Session *session, SessionMsgType type, 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);
session->state = SESSION_SEND;
session->write_buf = g_strconcat(msg, "\r\n", NULL);
session->write_buf_p = session->write_buf;
session->write_buf_len = strlen(msg) + 2;
ret = session_write_msg_cb(session->sock, G_IO_OUT, session);
if (ret == TRUE)
session->io_tag = sock_add_watch(session->sock, G_IO_OUT,
session_write_msg_cb, session);
else if (session->state == SESSION_ERROR)
return -1;
return 0;
}
static gint session_connect_cb(SockInfo *sock, gpointer data)
{
Session *session = SESSION(data);
session->conn_id = 0;
if (!sock) {
g_warning("can't connect to server.");
session->state = SESSION_ERROR;
return -1;
}
session->sock = sock;
#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.");
session->state = SESSION_ERROR;
return -1;
}
}
#endif
sock_set_nonblocking_mode(sock, session->nonblocking);
debug_print("session (%p): connected\n", session);
session->state = SESSION_RECV;
session->io_tag = sock_add_watch(session->sock, G_IO_IN,
session_read_msg_cb,
session);
return 0;
}