server: Fix missing socket close notification.

Signed-off-by: Andreas Schneider <asn@cynapses.org>

include/libssh/session.h

@@ -148,4 +148,6 @@ struct ssh_session_struct {
 
 int ssh_handle_packets(ssh_session session, int timeout);
 
+void ssh_socket_exception_callback(int code, int errno_code, void *user);
+
 #endif /* SESSION_H_ */

libssh/client.c

@@ -64,21 +64,6 @@ static void socket_callback_connected(int code, int errno_code, void *user){
 	leave_function();
 }
 
-/**
- * @internal
- * @brief Callback to be called when the socket received an exception code.
- * @param user is a pointer to session
- */
-static void socket_callback_exception(int code, int errno_code, void *user){
-	ssh_session session=(ssh_session)user;
-	enter_function();
-	ssh_log(session,SSH_LOG_RARE,"Socket exception callback: %d (%d)",code, errno_code);
-	session->session_state=SSH_SESSION_STATE_ERROR;
-	ssh_set_error(session,SSH_FATAL,"Socket error: %s",strerror(errno_code));
-	session->ssh_connection_callback(session);
-	leave_function();
-}
-
 /**
  * @internal
  *
@@ -701,7 +686,7 @@ int ssh_connect(ssh_session session) {
   ssh_socket_set_callbacks(session->socket,&session->socket_callbacks);
   session->socket_callbacks.connected=socket_callback_connected;
   session->socket_callbacks.data=callback_receive_banner;
-  session->socket_callbacks.exception=socket_callback_exception;
+  session->socket_callbacks.exception=ssh_socket_exception_callback;
   session->socket_callbacks.userdata=session;
   if (session->fd != SSH_INVALID_SOCKET) {
     ssh_socket_set_fd(session->socket, session->fd);

libssh/server.c

@@ -598,7 +598,6 @@ static void ssh_server_connection_callback(ssh_session session){
 	leave_function();
 }
 
-
 /**
  * @internal
  *
@@ -765,9 +764,7 @@ int ssh_handle_key_exchange(ssh_session session) {
     session->session_state = SSH_SESSION_STATE_SOCKET_CONNECTED;
     ssh_socket_set_callbacks(session->socket,&session->socket_callbacks);
     session->socket_callbacks.data=callback_receive_banner;
-#if 0
-    session->socket_callbacks.exception=socket_callback_exception;
-#endif
+    session->socket_callbacks.exception=ssh_socket_exception_callback;
     session->socket_callbacks.userdata=session;
 
     rc = server_set_kex(session);

libssh/session.c

@@ -500,6 +500,21 @@ SSH_PACKET_CALLBACK(ssh_packet_ignore_callback){
 	return SSH_PACKET_USED;
 }
 
+/**
+ * @internal
+ * @brief Callback to be called when the socket received an exception code.
+ * @param user is a pointer to session
+ */
+void ssh_socket_exception_callback(int code, int errno_code, void *user){
+    ssh_session session=(ssh_session)user;
+    enter_function();
+    ssh_log(session,SSH_LOG_RARE,"Socket exception callback: %d (%d)",code, errno_code);
+    session->session_state=SSH_SESSION_STATE_ERROR;
+    ssh_set_error(session,SSH_FATAL,"Socket error: %s",strerror(errno_code));
+    session->ssh_connection_callback(session);
+    leave_function();
+}
+
 /* @} */
 
-/* vim: set ts=2 sw=2 et cindent: */
+/* vim: set ts=4 sw=4 et cindent: */