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implemented GetProcessImageFileNameA/W()

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svn path=/trunk/; revision=11547
This commit is contained in:
Thomas Bluemel 2004-11-05 23:53:06 +00:00
parent 2b4a515e61
commit 6903fc73af
2 changed files with 117 additions and 32 deletions
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32
reactos/lib/psapi/misc/stubs.c
View file

@ -1,4 +1,4 @@
/* $Id: stubs.c,v 1.8 2004/11/05 22:36:36 weiden Exp $ */
/* $Id: stubs.c,v 1.9 2004/11/05 23:53:06 weiden Exp $ */
#include "precomp.h"
#define NDEBUG
@ -75,34 +75,4 @@ QueryWorkingSet(HANDLE hProcess,
return FALSE;
}
/*
* @unimplemented
*/
DWORD
STDCALL
GetProcessImageFileNameW(HANDLE hProcess,
LPWSTR lpImageFileName,
DWORD nSize)
{
DPRINT1("PSAPI: GetProcessImageFileNameW is UNIMPLEMENTED!\n");
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/*
* @unimplemented
*/
DWORD
STDCALL
GetProcessImageFileNameA(HANDLE hProcess,
LPSTR lpImageFileName,
DWORD nSize)
{
DPRINT1("PSAPI: GetProcessImageFileNameA is UNIMPLEMENTED!\n");
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/* EOF */

117
reactos/lib/psapi/misc/win32.c
View file

@ -1,4 +1,4 @@
/* $Id: win32.c,v 1.12 2004/11/03 22:43:00 weiden Exp $
/* $Id: win32.c,v 1.13 2004/11/05 23:53:06 weiden Exp $
*/
/*
* COPYRIGHT: See COPYING in the top level directory
@ -924,5 +924,120 @@ GetWsChanges(HANDLE hProcess,
return TRUE;
}
/*
* @implemented
*/
DWORD
STDCALL
GetProcessImageFileNameW(HANDLE hProcess,
LPWSTR lpImageFileName,
DWORD nSize)
{
PUNICODE_STRING ImageFileName;
ULONG BufferSize;
NTSTATUS Status;
BufferSize = sizeof(UNICODE_STRING) + (nSize * sizeof(WCHAR));
ImageFileName = (PUNICODE_STRING)LocalAlloc(LMEM_FIXED, BufferSize);
if(ImageFileName != NULL)
{
DWORD Ret;
Status = NtQueryInformationProcess(hProcess,
ProcessImageFileName,
ImageFileName,
BufferSize,
NULL);
if(NT_SUCCESS(Status))
{
memcpy(lpImageFileName, ImageFileName->Buffer, ImageFileName->Length);
/* make sure the string is null-terminated! */
lpImageFileName[ImageFileName->Length / sizeof(WCHAR)] = L'\0';
Ret = ImageFileName->Length / sizeof(WCHAR);
}
else
{
if(Status == STATUS_INFO_LENGTH_MISMATCH)
{
/* XP sets this error code for some reason if the buffer is too small */
SetLastError(ERROR_INSUFFICIENT_BUFFER);
}
else
{
SetLastErrorByStatus(Status);
}
Ret = 0;
}
LocalFree((HLOCAL)ImageFileName);
return Ret;
}
return 0;
}
/*
* @implemented
*/
DWORD
STDCALL
GetProcessImageFileNameA(HANDLE hProcess,
LPSTR lpImageFileName,
DWORD nSize)
{
PUNICODE_STRING ImageFileName;
ULONG BufferSize;
NTSTATUS Status;
BufferSize = sizeof(UNICODE_STRING) + (nSize * sizeof(WCHAR));
ImageFileName = (PUNICODE_STRING)LocalAlloc(LMEM_FIXED, BufferSize);
if(ImageFileName != NULL)
{
DWORD Ret;
Status = NtQueryInformationProcess(hProcess,
ProcessImageFileName,
ImageFileName,
BufferSize,
NULL);
if(NT_SUCCESS(Status))
{
WideCharToMultiByte(CP_ACP,
0,
ImageFileName->Buffer,
ImageFileName->Length / sizeof(WCHAR),
lpImageFileName,
nSize,
NULL,
NULL);
/* make sure the string is null-terminated! */
lpImageFileName[ImageFileName->Length / sizeof(WCHAR)] = '\0';
Ret = ImageFileName->Length / sizeof(WCHAR);
}
else
{
if(Status == STATUS_INFO_LENGTH_MISMATCH)
{
/* XP sets this error code for some reason if the buffer is too small */
SetLastError(ERROR_INSUFFICIENT_BUFFER);
}
else
{
SetLastErrorByStatus(Status);
}
Ret = 0;
}
LocalFree((HLOCAL)ImageFileName);
return Ret;
}
return 0;
}
/* EOF */