[hbelusca] 57743: [NTDLL] When calling CsrClientConnectToServer with a valid connection info user buffer, after capturing the buffer and calling CsrClientCallServer, do not forget to copy back to t...

Author: hbelusca
Date: Tue Nov 20 22:48:11 2012
New Revision: 57743

URL: http://svn.reactos.org/svn/reactos?rev=57743&view=rev
Log:
[NTDLL]
When calling CsrClientConnectToServer with a valid connection info user buffer, after
capturing the buffer and calling CsrClientCallServer, do not forget to copy back to the
user buffer the updated connection info and to free the capture buffer !

Modified:
    branches/ros-csrss/dll/ntdll/csr/api.c
    branches/ros-csrss/dll/ntdll/csr/capture.c
    branches/ros-csrss/dll/ntdll/csr/connect.c

Modified: branches/ros-csrss/dll/ntdll/csr/api.c
URL:
http://svn.reactos.org/svn/reactos/branches/ros-csrss/dll/ntdll/csr/api.c?r…
==============================================================================
--- branches/ros-csrss/dll/ntdll/csr/api.c [iso-8859-1] (original)
+++ branches/ros-csrss/dll/ntdll/csr/api.c [iso-8859-1] Tue Nov 20 22:48:11 2012
@@ -13,6 +13,7 @@
 #include <debug.h>
 
 /* GLOBALS ********************************************************************/
+
 extern HANDLE CsrApiPort;
 
 /* FUNCTIONS ******************************************************************/

Modified: branches/ros-csrss/dll/ntdll/csr/capture.c
URL:
http://svn.reactos.org/svn/reactos/branches/ros-csrss/dll/ntdll/csr/capture…
==============================================================================
--- branches/ros-csrss/dll/ntdll/csr/capture.c [iso-8859-1] (original)
+++ branches/ros-csrss/dll/ntdll/csr/capture.c [iso-8859-1] Tue Nov 20 22:48:11 2012
@@ -13,6 +13,7 @@
 #include <debug.h>
 
 /* GLOBALS ********************************************************************/
+
 extern HANDLE CsrPortHeap;
 
 /* FUNCTIONS ******************************************************************/

Modified: branches/ros-csrss/dll/ntdll/csr/connect.c
URL:
http://svn.reactos.org/svn/reactos/branches/ros-csrss/dll/ntdll/csr/connect…
==============================================================================
--- branches/ros-csrss/dll/ntdll/csr/connect.c [iso-8859-1] (original)
+++ branches/ros-csrss/dll/ntdll/csr/connect.c [iso-8859-1] Tue Nov 20 22:48:11 2012
@@ -331,8 +331,9 @@
     PCSR_CLIENT_CONNECT ClientConnect = &ApiMessage.Data.CsrClientConnect;
     PCSR_CAPTURE_BUFFER CaptureBuffer;
 
+    DPRINT("CsrClientConnectToServer: %lx %p\n", ServerId, ConnectionInfo);
+
     /* Validate the Connection Info */
-    DPRINT("CsrClientConnectToServer: %lx %p\n", ServerId, ConnectionInfo);
     if (ConnectionInfo && (!ConnectionInfoSize || !*ConnectionInfoSize))
     {
         DPRINT1("Connection info given, but no length\n");
@@ -428,6 +429,14 @@
                                      CaptureBuffer,
                                      CSR_CREATE_API_NUMBER(CSRSRV_SERVERDLL_INDEX,
CsrpClientConnect),
                                      sizeof(CSR_CLIENT_CONNECT));
+
+        /* Copy the updated connection info data back into the user buffer */
+        RtlMoveMemory(ConnectionInfo,
+                      ClientConnect->ConnectionInfo,
+                      *ConnectionInfoSize);
+
+        /* Free the capture buffer */
+        CsrFreeCaptureBuffer(CaptureBuffer);
     }
     else
     {
@@ -438,6 +447,7 @@
     /* Let the caller know if this was server to server */
     DPRINT("Status was: 0x%lx. Are we in server: 0x%x\n", Status,
InsideCsrProcess);
     if (ServerToServerCall) *ServerToServerCall = InsideCsrProcess;
+
     return Status;
 }