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[NTDLL/LDR]

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- Initialize image-specific options.
- Close options key if it was opened in LdrpInitializeProcess().

svn path=/trunk/; revision=53311
This commit is contained in:
Aleksey Bragin 2011-08-18 22:06:27 +00:00
parent 64122c317a
commit 1229fb9469
1 changed files with 101 additions and 3 deletions
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104
reactos/dll/ntdll/ldr/ldrinit.c
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@ -84,6 +84,9 @@ VOID RtlInitializeHeapManager(VOID);
extern BOOLEAN RtlpPageHeapEnabled;
extern ULONG RtlpDphGlobalFlags;
ULONG RtlpDisableHeapLookaside; // TODO: Move to heap.c
ULONG RtlpShutdownProcessFlags; // TODO: Use it
NTSTATUS LdrPerformRelocations(PIMAGE_NT_HEADERS NTHeaders, PVOID ImageBase);
#ifdef _WIN64
@ -1308,8 +1311,104 @@ NTSTATUS
NTAPI
LdrpInitializeExecutionOptions(PUNICODE_STRING ImagePathName, PPEB Peb, PHKEY OptionsKey)
{
UNIMPLEMENTED;
NTSTATUS Status;
HKEY KeyHandle;
ULONG ExecuteOptions, MinimumStackCommit = 0, GlobalFlag;
/* Return error if we were not provided a pointer where to save the options key handle */
if (!OptionsKey) return STATUS_INVALID_HANDLE;
/* Zero initialize the optinos key pointer */
*OptionsKey = NULL;
/* Open the options key */
Status = LdrOpenImageFileOptionsKey(ImagePathName, 0, &KeyHandle);
/* Save it if it was opened successfully */
if (NT_SUCCESS(Status))
*OptionsKey = KeyHandle;
if (KeyHandle)
{
/* There are image specific options, read them starting with NXCOMPAT */
Status = LdrQueryImageFileKeyOption(KeyHandle,
L"ExecuteOptions",
4,
&ExecuteOptions,
sizeof(ExecuteOptions),
0);
if (NT_SUCCESS(Status))
{
/* TODO: Set execution options for the process */
/*
if (ExecuteOptions == 0)
ExecuteOptions = 1;
else
ExecuteOptions = 2;
ZwSetInformationProcess(NtCurrentProcess(),
ProcessExecuteFlags,
&ExecuteOptions,
sizeof(ULONG));*/
}
/* Check if this image uses large pages */
if (Peb->ImageUsesLargePages)
{
/* TODO: If it does, open large page key */
UNIMPLEMENTED;
}
/* Get various option values */
LdrQueryImageFileKeyOption(KeyHandle,
L"DisableHeapLookaside",
REG_DWORD,
&RtlpDisableHeapLookaside,
sizeof(RtlpDisableHeapLookaside),
NULL);
LdrQueryImageFileKeyOption(KeyHandle,
L"ShutdownFlags",
REG_DWORD,
&RtlpShutdownProcessFlags,
sizeof(RtlpShutdownProcessFlags),
NULL);
LdrQueryImageFileKeyOption(KeyHandle,
L"MinimumStackCommitInBytes",
REG_DWORD,
&MinimumStackCommit,
sizeof(MinimumStackCommit),
NULL);
/* Update PEB's minimum stack commit if it's lower */
if (Peb->MinimumStackCommit < MinimumStackCommit)
Peb->MinimumStackCommit = MinimumStackCommit;
/* Set the global flag */
Status = LdrQueryImageFileKeyOption(KeyHandle,
L"GlobalFlag",
REG_DWORD,
&GlobalFlag,
sizeof(GlobalFlag),
NULL);
if (NT_SUCCESS(Status))
Peb->NtGlobalFlag = GlobalFlag;
else
GlobalFlag = 0;
}
else
{
/* There are no image-specific options, so perform global initialization */
if (Peb->NtGlobalFlag & (FLG_POOL_ENABLE_TAIL_CHECK | FLG_HEAP_PAGE_ALLOCS))
{
// TODO: Initialize app verifier package
// Status = LdrpInitializeApplicationVerifierPackage(ImagePathName, Peb, 1, FALSE);
}
}
return STATUS_SUCCESS;
}
@ -1979,13 +2078,12 @@ LdrpInitializeProcess(IN PCONTEXT Context,
/* Check if we have a user-defined Post Process Routine */
if (NT_SUCCESS(Status) && Peb->PostProcessInitRoutine)
{
DPRINT1("CP\n");
/* Call it */
Peb->PostProcessInitRoutine();
}
///* Close the key if we have one opened */
//if (hKey) NtClose(hKey);
if (OptionsKey) NtClose(OptionsKey);
/* Return status */
return Status;