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- Fully implement GetProcessVersion. +1 passed winetest

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svn path=/trunk/; revision=40478
This commit is contained in:
Dmitry Chapyshev 2009-04-13 11:58:39 +00:00
parent c4559ca835
commit 709c49c422
1 changed files with 77 additions and 18 deletions
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95
reactos/dll/win32/kernel32/process/proc.c
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@ -781,30 +781,89 @@ SetPriorityClass (HANDLE hProcess,
* @implemented
*/
DWORD WINAPI
GetProcessVersion (DWORD ProcessId)
GetProcessVersion(DWORD ProcessId)
{
DWORD Version = 0;
PIMAGE_NT_HEADERS NtHeader = NULL;
PVOID BaseAddress = NULL;
DWORD Version = 0;
PIMAGE_NT_HEADERS NtHeader = NULL;
IMAGE_NT_HEADERS NtHeaders;
IMAGE_DOS_HEADER DosHeader;
PROCESS_BASIC_INFORMATION ProcessBasicInfo;
PVOID BaseAddress = NULL;
HANDLE ProcessHandle;
NTSTATUS Status;
SIZE_T Count;
PEB Peb;
/* Caller's */
if (0 == ProcessId || GetCurrentProcessId() == ProcessId)
_SEH2_TRY
{
BaseAddress = (PVOID) NtCurrentPeb()->ImageBaseAddress;
NtHeader = RtlImageNtHeader (BaseAddress);
if (NULL != NtHeader)
{
Version =
(NtHeader->OptionalHeader.MajorOperatingSystemVersion << 16) |
(NtHeader->OptionalHeader.MinorOperatingSystemVersion);
}
/* Caller's */
if (0 == ProcessId || GetCurrentProcessId() == ProcessId)
{
BaseAddress = (PVOID) NtCurrentPeb()->ImageBaseAddress;
NtHeader = RtlImageNtHeader(BaseAddress);
Version = (NtHeader->OptionalHeader.MajorOperatingSystemVersion << 16) |
(NtHeader->OptionalHeader.MinorOperatingSystemVersion);
}
else /* other process */
{
ProcessHandle = OpenProcess(PROCESS_VM_READ | PROCESS_QUERY_INFORMATION,
FALSE,
ProcessId);
if (!ProcessHandle) return 0;
Status = NtQueryInformationProcess(ProcessHandle,
ProcessBasicInformation,
&ProcessBasicInfo,
sizeof(ProcessBasicInfo),
NULL);
if (!NT_SUCCESS(Status)) goto Error;
Status = NtReadVirtualMemory(ProcessHandle,
ProcessBasicInfo.PebBaseAddress,
&Peb,
sizeof(Peb),
&Count);
if (!NT_SUCCESS(Status) || Count != sizeof(Peb)) goto Error;
memset(&DosHeader, 0, sizeof(DosHeader));
Status = NtReadVirtualMemory(ProcessHandle,
Peb.ImageBaseAddress,
&DosHeader,
sizeof(DosHeader),
&Count);
if (!NT_SUCCESS(Status) || Count != sizeof(DosHeader)) goto Error;
if (DosHeader.e_magic != IMAGE_DOS_SIGNATURE) goto Error;
memset(&NtHeaders, 0, sizeof(NtHeaders));
Status = NtReadVirtualMemory(ProcessHandle,
(char *)Peb.ImageBaseAddress + DosHeader.e_lfanew,
&NtHeaders,
sizeof(NtHeaders),
&Count);
if (!NT_SUCCESS(Status) || Count != sizeof(NtHeaders)) goto Error;
if (NtHeaders.Signature != IMAGE_NT_SIGNATURE) goto Error;
Version = MAKELONG(NtHeaders.OptionalHeader.MinorSubsystemVersion,
NtHeaders.OptionalHeader.MajorSubsystemVersion);
Error:
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus(Status);
}
}
}
else /* other process */
_SEH2_FINALLY
{
/* FIXME: open the other process */
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
if (ProcessHandle) CloseHandle(ProcessHandle);
}
return (Version);
_SEH2_END;
return Version;
}