You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
1.7 KiB
73 lines
1.7 KiB
/*++
|
|
|
|
Copyright (c) 2000 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
SecUtil.cxx
|
|
|
|
Abstract:
|
|
|
|
Utility functions for manipulating cell sections
|
|
|
|
Author:
|
|
|
|
Kamen Moutafov (kamenm) Dec 99 - Feb 2000
|
|
|
|
Revision History:
|
|
|
|
--*/
|
|
|
|
#include <precomp.hxx>
|
|
|
|
RPC_STATUS OpenDbgSection(OUT HANDLE *pHandle, OUT PVOID *pSection,
|
|
IN DWORD ProcessID, IN DWORD *pSectionNumbers OPTIONAL)
|
|
{
|
|
UNICODE_STRING SectionNameString;
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
NTSTATUS NtStatus;
|
|
RPC_CHAR SectionName[RpcSectionNameMaxSize];
|
|
|
|
GenerateSectionName(SectionName, sizeof(SectionName)/sizeof(RPC_CHAR), ProcessID, pSectionNumbers);
|
|
RtlInitUnicodeString(&SectionNameString, SectionName);
|
|
|
|
InitializeObjectAttributes(&ObjectAttributes,
|
|
&SectionNameString,
|
|
OBJ_CASE_INSENSITIVE,
|
|
0,
|
|
0);
|
|
|
|
NtStatus = NtOpenSection(pHandle, FILE_MAP_READ, &ObjectAttributes);
|
|
if (!NT_SUCCESS(NtStatus))
|
|
{
|
|
if (NtStatus == STATUS_OBJECT_NAME_NOT_FOUND)
|
|
return ERROR_FILE_NOT_FOUND;
|
|
else if (NtStatus == STATUS_ACCESS_DENIED)
|
|
return ERROR_ACCESS_DENIED;
|
|
return RPC_S_OUT_OF_MEMORY;
|
|
}
|
|
|
|
*pSection = MapViewOfFileEx(*pHandle, FILE_MAP_READ, 0, 0, 0, NULL);
|
|
if (*pSection == NULL)
|
|
{
|
|
CloseHandle(*pHandle);
|
|
*pHandle = NULL;
|
|
return RPC_S_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return RPC_S_OK;
|
|
}
|
|
|
|
void CloseDbgSection(IN HANDLE SecHandle, PVOID SecPointer)
|
|
{
|
|
BOOL fResult;
|
|
|
|
ASSERT(SecHandle != NULL);
|
|
ASSERT(SecPointer != NULL);
|
|
|
|
fResult = UnmapViewOfFile(SecPointer);
|
|
ASSERT(fResult);
|
|
|
|
fResult = CloseHandle(SecHandle);
|
|
ASSERT(fResult);
|
|
}
|