log client ip with pid, etc

common/os_calls.c

@@ -969,6 +969,41 @@ g_tcp_accept(int sck)
     return ret ;
 }
 
+/*****************************************************************************/
+int APP_CC
+g_sck_accept(int sck, char *addr, int addr_bytes, char *port, int port_bytes)
+{
+    int ret;
+    char ipAddr[256];
+    struct sockaddr_in s;
+#if defined(_WIN32)
+    signed int i;
+#else
+    unsigned int i;
+#endif
+
+    i = sizeof(struct sockaddr_in);
+    memset(&s, 0, i);
+    ret = accept(sck, (struct sockaddr *)&s, &i);
+    if (ret > 0)
+    {
+        g_snprintf(ipAddr, 255, "A connection received from: %s port %d",
+                   inet_ntoa(s.sin_addr), ntohs(s.sin_port));
+        log_message(LOG_LEVEL_INFO,ipAddr);
+        if (s.sin_family == AF_INET)
+        {
+            g_snprintf(addr, addr_bytes, "%s", inet_ntoa(s.sin_addr));
+            g_snprintf(port, port_bytes, "%d", ntohs(s.sin_port));
+        }
+        if (s.sin_family == AF_UNIX)
+        {
+            g_strncpy(addr, "", addr_bytes - 1);
+            g_strncpy(port, "", port_bytes - 1);
+        }
+    }
+    return ret;
+}
+
 /*****************************************************************************/
 void APP_CC
 g_write_ip_address(int rcv_sck, char *ip_address, int bytes)

common/os_calls.h

@@ -62,6 +62,8 @@ int APP_CC      g_tcp_local_bind(int sck, const char* port);
 int APP_CC      g_tcp_bind_address(int sck, const char* port, const char* address);
 int APP_CC      g_tcp_listen(int sck);
 int APP_CC      g_tcp_accept(int sck);
+int APP_CC      g_sck_accept(int sck, char *addr, int addr_bytes,
+                             char *port, int port_bytes);
 int APP_CC      g_tcp_recv(int sck, void* ptr, int len, int flags);
 int APP_CC      g_tcp_send(int sck, const void* ptr, int len, int flags);
 int APP_CC      g_tcp_last_error_would_block(int sck);

common/trans.c

@@ -197,7 +197,8 @@ trans_check_wait_objs(struct trans *self)
     {
         if (g_tcp_can_recv(self->sck, 0))
         {
-            in_sck = g_tcp_accept(self->sck);
+            in_sck = g_sck_accept(self->sck, self->addr, sizeof(self->addr),
+                                  self->port, sizeof(self->port));
 
             if (in_sck == -1)
             {
@@ -223,6 +224,8 @@ trans_check_wait_objs(struct trans *self)
                     in_trans->type1 = TRANS_TYPE_SERVER;
                     in_trans->status = TRANS_STATUS_UP;
                     in_trans->is_term = self->is_term;
+                    g_strncpy(in_trans->addr, self->addr, sizeof(self->addr) - 1);
+                    g_strncpy(in_trans->port, self->port, sizeof(self->port) - 1);
 
                     if (self->trans_conn_in(self, in_trans) != 0)
                     {
@@ -466,7 +469,7 @@ trans_write_copy(struct trans *self)
         {
             temp_s = (struct stream *) (temp_s->next_packet);
         }
-        temp_s->next_packet = wait_s;
+        temp_s->next_packet = (char *) wait_s;
     }
     return 0;
 }

common/trans.h

@@ -55,6 +55,8 @@ struct trans
   char* listen_filename;
   tis_term is_term; /* used to test for exit */
   struct stream* wait_s;
+  char addr[256];
+  char port[256];
 };
 
 struct trans* APP_CC

common/xrdp_client_info.h

@@ -93,6 +93,8 @@ struct xrdp_client_info
   int pointer_flags; /* 0 color, 1 new, 2 no new */
   int use_fast_path;
   int require_credentials; /* when true, credentials *must* be passed on cmd line */
+  char client_addr[256];
+  char client_port[256];
 };
 
 #endif

libxrdp/xrdp_rdp.c

@@ -587,6 +587,14 @@ xrdp_rdp_incoming(struct xrdp_rdp *self)
                         MCS_USERCHANNEL_BASE;
     xrdp_rdp_parse_client_mcs_data(self);
     DEBUG(("out xrdp_rdp_incoming mcs channel %d", self->mcs_channel));
+
+    g_strncpy(self->client_info.client_addr,
+              self->sec_layer->mcs_layer->iso_layer->tcp_layer->trans->addr,
+              sizeof(self->client_info.client_addr) - 1);
+    g_strncpy(self->client_info.client_port,
+              self->sec_layer->mcs_layer->iso_layer->tcp_layer->trans->port,
+              sizeof(self->client_info.client_port) - 1);
+
     return 0;
 }
 

xup/xup.c

@@ -149,8 +149,12 @@ lib_mod_log_peer(struct mod *mod)
     my_pid = g_getpid();
     if (g_sck_get_peer_cred(mod->sck, &pid, &uid, &gid) == 0)
     {
-        log_message(LOG_LEVEL_INFO, "lib_mod_log_peer: xrdp pid %d connected "
-                    "to X11rdp pid %d", my_pid, pid);
+        log_message(LOG_LEVEL_INFO, "lib_mod_log_peer: xrdp_pid=%d connected "
+                    "to X11rdp_pid=%d X11rdp_uid=%d X11rdp_gid=%d "
+                    "client_ip=%s client_port=%s",
+                    my_pid, pid, uid, gid,
+                    mod->client_info.client_addr,
+                    mod->client_info.client_port);
     }
     else
     {