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Implemented LdrQueryImageFileExecutionOptions().

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svn path=/trunk/; revision=5285
This commit is contained in:
Eric Kohl 2003-07-27 11:40:01 +00:00
parent f82ee00571
commit 4a35181ef2
5 changed files with 184 additions and 8 deletions
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8
reactos/include/ntdll/ldr.h
View file

@ -117,6 +117,14 @@ LdrLoadDll(IN PWSTR SearchPath OPTIONAL,
IN PUNICODE_STRING Name,
OUT PVOID *BaseAddress OPTIONAL);
NTSTATUS STDCALL
LdrQueryImageFileExecutionOptions (IN PUNICODE_STRING SubKey,
IN PCWSTR ValueName,
IN ULONG ValueSize,
OUT PVOID Buffer,
IN ULONG BufferSize,
OUT PULONG RetunedLength OPTIONAL);
NTSTATUS STDCALL
LdrQueryProcessModuleInformation(IN PMODULE_INFORMATION ModuleInformation OPTIONAL,
IN ULONG Size OPTIONAL,

6
reactos/lib/ntdll/def/ntdll.def
View file

@ -1,4 +1,4 @@
; $Id: ntdll.def,v 1.105 2003/07/24 14:25:32 royce Exp $
; $Id: ntdll.def,v 1.106 2003/07/27 11:40:01 ekohl Exp $
;
; ReactOS Operating System
;
@ -47,7 +47,7 @@ LdrGetProcedureAddress@16
LdrInitializeThunk@16
LdrLoadDll@16
;LdrProcessRelocationBlock@16
;LdrQueryImageFileExecutionOptions@24
LdrQueryImageFileExecutionOptions@24
LdrQueryProcessModuleInformation@12
LdrShutdownProcess@0
LdrShutdownThread@0
@ -158,7 +158,6 @@ NtPrivilegedServiceAuditAlarm@20
NtPrivilegeObjectAuditAlarm@24
NtProtectVirtualMemory@20
NtPulseEvent@8
NtQueueApcThread@20
NtQueryAttributesFile@8
NtQueryDefaultLocale@8
NtQueryDirectoryFile@44
@ -192,6 +191,7 @@ NtQueryTimerResolution@12
NtQueryValueKey@24
NtQueryVirtualMemory@24
NtQueryVolumeInformationFile@20
NtQueueApcThread@20
NtRaiseException@12
NtRaiseHardError@24
NtReadFile@36

6
reactos/lib/ntdll/def/ntdll.edf
View file

@ -1,4 +1,4 @@
; $Id: ntdll.edf,v 1.94 2003/07/24 14:25:32 royce Exp $
; $Id: ntdll.edf,v 1.95 2003/07/27 11:40:01 ekohl Exp $
;
; ReactOS Operating System
;
@ -47,7 +47,7 @@ LdrGetProcedureAddress=LdrGetProcedureAddress@16
LdrInitializeThunk=LdrInitializeThunk@16
LdrLoadDll=LdrLoadDll@16
;LdrProcessRelocationBlock
;LdrQueryImageFileExecutionOptions
LdrQueryImageFileExecutionOptions=LdrQueryImageFileExecutionOptions@24
LdrQueryProcessModuleInformation=LdrQueryProcessModuleInformation@12
LdrShutdownProcess=LdrShutdownProcess@0
LdrShutdownThread=LdrShutdownThread@0
@ -158,7 +158,6 @@ NtPrivilegedServiceAuditAlarm=NtPrivilegedServiceAuditAlarm@20
NtPrivilegeObjectAuditAlarm=NtPrivilegeObjectAuditAlarm@24
NtProtectVirtualMemory=NtProtectVirtualMemory@20
NtPulseEvent=NtPulseEvent@8
NtQueueApcThread=NtQueueApcThread@20
NtQueryAttributesFile=NtQueryAttributesFile@8
NtQueryDefaultLocale=NtQueryDefaultLocale@8
NtQueryDirectoryFile=NtQueryDirectoryFile@44
@ -192,6 +191,7 @@ NtQueryTimerResolution=NtQueryTimerResolution@12
NtQueryValueKey=NtQueryValueKey@24
NtQueryVirtualMemory=NtQueryVirtualMemory@24
NtQueryVolumeInformationFile=NtQueryVolumeInformationFile@20
NtQueueApcThread=NtQueueApcThread@20
NtRaiseException=NtRaiseException@12
NtRaiseHardError=NtRaiseHardError@24
NtReadFile=NtReadFile@36

171
reactos/lib/ntdll/ldr/utils.c
View file

@ -1,4 +1,4 @@
/* $Id: utils.c,v 1.68 2003/07/26 12:44:20 hbirr Exp $
/* $Id: utils.c,v 1.69 2003/07/27 11:39:18 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -2066,4 +2066,173 @@ LdrVerifyImageMatchesChecksum (IN HANDLE FileHandle,
return Status;
}
/***************************************************************************
* NAME EXPORTED
* LdrQueryImageFileExecutionOptions
*
* DESCRIPTION
*
* ARGUMENTS
*
* RETURN VALUE
*
* REVISIONS
*
* NOTE
*
* @implemented
*/
NTSTATUS STDCALL
LdrQueryImageFileExecutionOptions (IN PUNICODE_STRING SubKey,
IN PCWSTR ValueName,
IN ULONG ValueSize,
OUT PVOID Buffer,
IN ULONG BufferSize,
OUT PULONG ReturnedLength OPTIONAL)
{
PKEY_VALUE_PARTIAL_INFORMATION KeyInfo;
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING ValueNameString;
UNICODE_STRING ValueString;
UNICODE_STRING KeyName;
WCHAR NameBuffer[256];
HANDLE KeyHandle;
ULONG KeyInfoSize;
ULONG ResultSize;
PWCHAR Ptr;
NTSTATUS Status;
wcscpy (NameBuffer,
L"\\Registry\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Image File Execution Options\\");
Ptr = wcsrchr (SubKey->Buffer, L'\\');
if (Ptr == NULL)
{
Ptr = SubKey->Buffer;
}
else
{
Ptr++;
}
wcscat (NameBuffer, Ptr);
RtlInitUnicodeString (&KeyName,
NameBuffer);
InitializeObjectAttributes (&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey (&KeyHandle,
KEY_READ,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
DPRINT1 ("NtOpenKey() failed (Status %lx)\n", Status);
return Status;
}
KeyInfoSize = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + 32;
KeyInfo = RtlAllocateHeap (RtlGetProcessHeap(),
HEAP_ZERO_MEMORY,
KeyInfoSize);
RtlInitUnicodeString (&ValueNameString,
(PWSTR)ValueName);
Status = NtQueryValueKey (KeyHandle,
&ValueNameString,
KeyValuePartialInformation,
KeyInfo,
KeyInfoSize,
&ResultSize);
if (Status == STATUS_BUFFER_OVERFLOW)
{
KeyInfoSize = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + KeyInfo->DataLength;
RtlFreeHeap (RtlGetProcessHeap(),
0,
KeyInfo);
KeyInfo = RtlAllocateHeap (RtlGetProcessHeap(),
HEAP_ZERO_MEMORY,
KeyInfoSize);
if (KeyInfo == NULL)
{
NtClose (KeyHandle);
return Status;
}
Status = NtQueryValueKey (KeyHandle,
&ValueNameString,
KeyValuePartialInformation,
KeyInfo,
KeyInfoSize,
&ResultSize);
}
NtClose (KeyHandle);
if (!NT_SUCCESS(Status))
{
if (KeyInfo != NULL)
{
RtlFreeHeap (RtlGetProcessHeap(),
0,
KeyInfo);
}
return Status;
}
if (KeyInfo->Type != REG_SZ)
{
RtlFreeHeap (RtlGetProcessHeap(),
0,
KeyInfo);
return STATUS_OBJECT_TYPE_MISMATCH;
}
if (ValueSize == sizeof(ULONG))
{
if (BufferSize != sizeof(ULONG))
{
ResultSize = 0;
Status = STATUS_INFO_LENGTH_MISMATCH;
}
else
{
ResultSize = sizeof(ULONG);
ValueString.Length = (USHORT)KeyInfo->DataLength - sizeof(WCHAR);
ValueString.MaximumLength = (USHORT)KeyInfo->DataLength;
ValueString.Buffer = (PWSTR)&KeyInfo->Data;
Status = RtlUnicodeStringToInteger (&ValueString,
0,
Buffer);
}
}
else
{
ResultSize = BufferSize;
if (ResultSize < KeyInfo->DataLength)
{
Status = STATUS_BUFFER_OVERFLOW;
}
else
{
ResultSize = KeyInfo->DataLength;
}
RtlCopyMemory (Buffer,
&KeyInfo->Data,
ResultSize);
}
RtlFreeHeap (RtlGetProcessHeap(),
0,
KeyInfo);
if (ReturnedLength != NULL)
{
*ReturnedLength = ResultSize;
}
return Status;
}
/* EOF */

1
reactos/lib/ntdll/stubs/stubs.c
View file

@ -13,7 +13,6 @@
STUB(KiRaiseUserExceptionDispatcher)
STUB(LdrEnumResources)
STUB(LdrProcessRelocationBlock)
STUB(LdrQueryImageFileExecutionOptions)
STUB(NPXEMULATORTABLE)
STUB(PfxFindPrefix)
STUB(PfxInitialize)