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fixed ProcessIdToSessionId()

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svn path=/trunk/; revision=11161
This commit is contained in:
Thomas Bluemel 2004-10-02 21:14:08 +00:00
parent 3f75c451d1
commit b26683b0b3
2 changed files with 48 additions and 40 deletions
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4
reactos/lib/kernel32/process/proc.c
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@ -1,4 +1,4 @@
/* $Id: proc.c,v 1.68 2004/09/23 19:01:38 weiden Exp $ /* $Id: proc.c,v 1.69 2004/10/02 21:14:08 weiden Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries * PROJECT: ReactOS system libraries
@ -356,7 +356,7 @@ OpenProcess(DWORD dwDesiredAccess,
NTSTATUS errCode; NTSTATUS errCode;
HANDLE ProcessHandle; HANDLE ProcessHandle;
OBJECT_ATTRIBUTES ObjectAttributes; OBJECT_ATTRIBUTES ObjectAttributes;
CLIENT_ID ClientId ; CLIENT_ID ClientId;
ClientId.UniqueProcess = (HANDLE)dwProcessId; ClientId.UniqueProcess = (HANDLE)dwProcessId;
ClientId.UniqueThread = INVALID_HANDLE_VALUE; ClientId.UniqueThread = INVALID_HANDLE_VALUE;

84
reactos/lib/kernel32/process/session.c
View file

@ -1,4 +1,4 @@
/* $Id: session.c,v 1.6 2004/09/23 21:01:23 ea Exp $ /* $Id: session.c,v 1.7 2004/10/02 21:14:08 weiden Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries * PROJECT: ReactOS system libraries
@ -48,44 +48,52 @@ DosPathToSessionPathA (DWORD SessionId, LPSTR InPath, LPSTR * OutPath)
BOOL STDCALL ProcessIdToSessionId (IN DWORD dwProcessId, BOOL STDCALL ProcessIdToSessionId (IN DWORD dwProcessId,
OUT DWORD* pSessionId) OUT DWORD* pSessionId)
{ {
NTSTATUS Status = STATUS_SUCCESS; PROCESS_SESSION_INFORMATION SessionInformation;
HANDLE ProcessHandle = INVALID_HANDLE_VALUE; OBJECT_ATTRIBUTES ObjectAttributes;
OBJECT_ATTRIBUTES Oa = { sizeof (OBJECT_ATTRIBUTES), 0, }; CLIENT_ID ClientId;
DWORD SessionId = 0; HANDLE ProcessHandle;
NTSTATUS Status;
if(IsBadWritePtr(pSessionId, sizeof(DWORD)))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
ClientId.UniqueProcess = (HANDLE)dwProcessId;
ClientId.UniqueThread = INVALID_HANDLE_VALUE;
if (IsBadWritePtr(pSessionId, sizeof (DWORD))) InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
{
SetLastError (ERROR_INVALID_DATA); //FIXME Status = NtOpenProcess(&ProcessHandle,
goto ProcessIdToSessionId_FAIL_EXIT; PROCESS_QUERY_INFORMATION,
} &ObjectAttributes,
Status = NtOpenProcess ( &ClientId);
& ProcessHandle, if(NT_SUCCESS(Status))
PROCESS_QUERY_INFORMATION, {
& Oa, Status = NtQueryInformationProcess(ProcessHandle,
NULL); ProcessSessionInformation,
if (!NT_SUCCESS(Status)) &SessionInformation,
{ sizeof(SessionInformation),
goto ProcessIdToSessionId_FAIL; NULL);
} NtClose(ProcessHandle);
Status = NtQueryInformationProcess (
ProcessHandle, if(NT_SUCCESS(Status))
ProcessSessionInformation, {
& SessionId, *pSessionId = SessionInformation.SessionId;
sizeof SessionId, return TRUE;
NULL); }
if (!NT_SUCCESS(Status)) else
{ {
NtClose (ProcessHandle); SetLastErrorByStatus(Status);
goto ProcessIdToSessionId_FAIL; }
} }
NtClose (ProcessHandle); else
*pSessionId = SessionId; {
return TRUE; SetLastErrorByStatus(Status);
}
ProcessIdToSessionId_FAIL:
SetLastErrorByStatus(Status); return FALSE;
ProcessIdToSessionId_FAIL_EXIT:
return FALSE;
} }
/* /*