[Spice-commits] server/agent-msg-filter.c server/agent-msg-filter.h server/reds.c server/spice-server.syms server/spice.h

Hans de Goede jwrdegoede at kemper.freedesktop.org
Wed Jun 19 00:15:57 PDT 2013


 server/agent-msg-filter.c |   12 +++++++++++-
 server/agent-msg-filter.h |    3 ++-
 server/reds.c             |   21 +++++++++++++++++----
 server/spice-server.syms  |    5 +++++
 server/spice.h            |    3 ++-
 5 files changed, 37 insertions(+), 7 deletions(-)

New commits:
commit db278430f8994fe774beb50397cc935de5f1755f
Author: Hans de Goede <hdegoede at redhat.com>
Date:   Thu Jun 6 16:03:33 2013 +0200

    server: Add support for filtering out agent file-xfer msgs (rhbz#961848)
    
    Signed-off-by: Hans de Goede <hdegoede at redhat.com>

diff --git a/server/agent-msg-filter.c b/server/agent-msg-filter.c
index b48dd76..567e03d 100644
--- a/server/agent-msg-filter.c
+++ b/server/agent-msg-filter.c
@@ -27,10 +27,11 @@
 #include "red_dispatcher.h"
 
 void agent_msg_filter_init(struct AgentMsgFilter *filter,
-    int copy_paste, int discard_all)
+                           int copy_paste, int file_xfer, int discard_all)
 {
     memset(filter, 0, sizeof(*filter));
     filter->copy_paste_enabled = copy_paste;
+    filter->file_xfer_enabled = file_xfer;
     filter->discard_all = discard_all;
 }
 
@@ -81,6 +82,15 @@ data_to_read:
                 filter->result = AGENT_MSG_FILTER_DISCARD;
             }
             break;
+        case VD_AGENT_FILE_XFER_START:
+        case VD_AGENT_FILE_XFER_STATUS:
+        case VD_AGENT_FILE_XFER_DATA:
+            if (filter->file_xfer_enabled) {
+                filter->result = AGENT_MSG_FILTER_OK;
+            } else {
+                filter->result = AGENT_MSG_FILTER_DISCARD;
+            }
+            break;
         case VD_AGENT_MONITORS_CONFIG:
             if (red_dispatcher_use_client_monitors_config()) {
                 filter->result = AGENT_MSG_FILTER_MONITORS_CONFIG;
diff --git a/server/agent-msg-filter.h b/server/agent-msg-filter.h
index 0132ad7..92aabce 100644
--- a/server/agent-msg-filter.h
+++ b/server/agent-msg-filter.h
@@ -36,11 +36,12 @@ typedef struct AgentMsgFilter {
     int msg_data_to_read;
     int result;
     int copy_paste_enabled;
+    int file_xfer_enabled;
     int discard_all;
 } AgentMsgFilter;
 
 void agent_msg_filter_init(struct AgentMsgFilter *filter,
-                           int copy_paste, int discard_all);
+                           int copy_paste, int file_xfer, int discard_all);
 int agent_msg_filter_process_data(struct AgentMsgFilter *filter,
                                   uint8_t *data, uint32_t len);
 
diff --git a/server/reds.c b/server/reds.c
index ae02e09..b3dfb25 100644
--- a/server/reds.c
+++ b/server/reds.c
@@ -125,6 +125,7 @@ void *red_tunnel = NULL;
 #endif
 int agent_mouse = TRUE;
 int agent_copypaste = TRUE;
+int agent_file_xfer = TRUE;
 static bool exit_on_disconnect = FALSE;
 
 static RedsState *reds = NULL;
@@ -483,7 +484,8 @@ static void reds_reset_vdp(void)
         state->current_read_buf = NULL;
     }
     /* Reset read filter to start with clean state when the agent reconnects */
-    agent_msg_filter_init(&state->read_filter, agent_copypaste, TRUE);
+    agent_msg_filter_init(&state->read_filter, agent_copypaste,
+                          agent_file_xfer, TRUE);
     /* Throw away pending chunks from the current (if any) and future
      * messages written by the client.
      * TODO: client should clear its agent messages queue when the agent
@@ -596,7 +598,7 @@ void reds_client_disconnect(RedClient *client)
 
         /* Reset write filter to start with clean state on client reconnect */
         agent_msg_filter_init(&reds->agent_state.write_filter, agent_copypaste,
-                              TRUE);
+                              agent_file_xfer, TRUE);
 
         /* Throw away pending chunks from the current (if any) and future
          *  messages read from the agent */
@@ -3880,8 +3882,10 @@ static void init_vd_agent_resources(void)
     int i;
 
     ring_init(&state->read_bufs);
-    agent_msg_filter_init(&state->write_filter, agent_copypaste, TRUE);
-    agent_msg_filter_init(&state->read_filter, agent_copypaste, TRUE);
+    agent_msg_filter_init(&state->write_filter, agent_copypaste,
+                          agent_file_xfer, TRUE);
+    agent_msg_filter_init(&state->read_filter, agent_copypaste,
+                          agent_file_xfer, TRUE);
 
     state->read_state = VDI_PORT_READ_STATE_READ_HEADER;
     state->recive_pos = (uint8_t *)&state->vdi_chunk_header;
@@ -4334,6 +4338,15 @@ SPICE_GNUC_VISIBLE int spice_server_set_agent_copypaste(SpiceServer *s, int enab
     return 0;
 }
 
+SPICE_GNUC_VISIBLE int spice_server_set_agent_file_xfer(SpiceServer *s, int enable)
+{
+    spice_assert(reds == s);
+    agent_file_xfer = enable;
+    reds->agent_state.write_filter.file_xfer_enabled = agent_file_xfer;
+    reds->agent_state.read_filter.file_xfer_enabled = agent_file_xfer;
+    return 0;
+}
+
 /* returns FALSE if info is invalid */
 static int reds_set_migration_dest_info(const char* dest,
                                         int port, int secure_port,
diff --git a/server/spice-server.syms b/server/spice-server.syms
index 53edd17..4f2dc37 100644
--- a/server/spice-server.syms
+++ b/server/spice-server.syms
@@ -140,3 +140,8 @@ SPICE_SERVER_0.12.3 {
 global:
     spice_qxl_driver_unload;
 } SPICE_SERVER_0.12.2;
+
+SPICE_SERVER_0.12.4 {
+global:
+    spice_server_set_agent_file_xfer;
+} SPICE_SERVER_0.12.3;
diff --git a/server/spice.h b/server/spice.h
index 18bd11a..6fbb7b2 100644
--- a/server/spice.h
+++ b/server/spice.h
@@ -23,7 +23,7 @@
 #include <spice/qxl_dev.h>
 #include <spice/vd_agent.h>
 
-#define SPICE_SERVER_VERSION 0x000c03 /* release 0.12.3 */
+#define SPICE_SERVER_VERSION 0x000c04 /* release 0.12.4 */
 
 /* interface base type */
 
@@ -501,6 +501,7 @@ int spice_server_set_streaming_video(SpiceServer *s, int value);
 int spice_server_set_playback_compression(SpiceServer *s, int enable);
 int spice_server_set_agent_mouse(SpiceServer *s, int enable);
 int spice_server_set_agent_copypaste(SpiceServer *s, int enable);
+int spice_server_set_agent_file_xfer(SpiceServer *s, int enable);
 
 int spice_server_get_sock_info(SpiceServer *s, struct sockaddr *sa, socklen_t *salen);
 int spice_server_get_peer_info(SpiceServer *s, struct sockaddr *sa, socklen_t *salen);


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