Emanuele Aliberti <ea@reactos.com>

[reactos.git] / reactos / lib / kernel32 / process / session.c

diff --git a/reactos/lib/kernel32/process/session.c b/reactos/lib/kernel32/process/session.c
index d79e9e8..385195a 100644 (file)
--- a/reactos/lib/kernel32/process/session.c
+++ b/reactos/lib/kernel32/process/session.c
@@ -1,4 +1,4 @@
-/* $Id: session.c,v 1.5 2003/07/10 18:50:51 chorns Exp $
+/* $Id: session.c,v 1.6 2004/09/23 21:01:23 ea Exp $
  *
  * COPYRIGHT:       See COPYING in the top level directory
  * PROJECT:         ReactOS system libraries
@@ -10,22 +10,91 @@
  */
 #include <k32.h>
 
+DWORD ActiveConsoleSessionId = 0;
+
+
+/*
+ * @unimplemented
+ */
+DWORD STDCALL
+DosPathToSessionPathW (DWORD SessionID, LPWSTR InPath, LPWSTR * OutPath)
+{
+       return 0;
+}
+
 /*
+ * From: ActiveVB.DE
+ *
+ * Declare Function DosPathToSessionPath _
+ * Lib "kernel32.dll" _
+ * Alias "DosPathToSessionPathA" ( _
+ *     ByVal SessionId As Long, _
+ *     ByVal pInPath As String, _
+ *     ByVal ppOutPath As String ) _
+ * As Long
+ * 
  * @unimplemented
  */
-BOOL STDCALL ProcessIdToSessionId (
-  DWORD dwProcessId,
-  DWORD* pSessionId
-  )
+DWORD STDCALL
+DosPathToSessionPathA (DWORD SessionId, LPSTR InPath, LPSTR * OutPath)
+{
+       //DosPathToSessionPathW (SessionId,InPathW,OutPathW);
+       return 0;
+}
+
+/*
+ * @implemented
+ */
+BOOL STDCALL ProcessIdToSessionId (IN  DWORD dwProcessId,
+                                  OUT DWORD* pSessionId)
 {
-       if (NULL != pSessionId)
+       NTSTATUS           Status = STATUS_SUCCESS;
+       HANDLE             ProcessHandle = INVALID_HANDLE_VALUE;
+       OBJECT_ATTRIBUTES  Oa = { sizeof (OBJECT_ATTRIBUTES), 0, };
+       DWORD              SessionId = 0;
+
+       if (IsBadWritePtr(pSessionId, sizeof (DWORD)))
+       {
+               SetLastError (ERROR_INVALID_DATA); //FIXME
+               goto ProcessIdToSessionId_FAIL_EXIT;
+       }
+       Status = NtOpenProcess (
+                       & ProcessHandle,
+                       PROCESS_QUERY_INFORMATION,
+                       & Oa,
+                       NULL);
+       if (!NT_SUCCESS(Status))
+       {
+               goto ProcessIdToSessionId_FAIL;
+       }
+       Status = NtQueryInformationProcess (
+                       ProcessHandle,
+                       ProcessSessionInformation,
+                       & SessionId,
+                       sizeof SessionId,
+                       NULL);
+       if (!NT_SUCCESS(Status))
        {
-               /* TODO: implement TS */
-               *pSessionId = 0; /* no TS */
-               return TRUE;
+               NtClose (ProcessHandle);
+               goto ProcessIdToSessionId_FAIL;
        }
+       NtClose (ProcessHandle);
+       *pSessionId = SessionId;
+       return TRUE;
+
+ProcessIdToSessionId_FAIL:
+       SetLastErrorByStatus(Status);
+ProcessIdToSessionId_FAIL_EXIT:
        return FALSE;
 }
 
+/*
+ * @implemented
+ */
+DWORD STDCALL
+WTSGetActiveConsoleSessionId (VOID)
+{
+       return ActiveConsoleSessionId;
+}
 
 /* EOF */