Sweden-Number/dlls/imagehlp/access.c

265 lines
7.5 KiB
C

/*
* IMAGEHLP library
*
* Copyright 1998 Patrik Stridvall
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "winreg.h"
#include "winternl.h"
#include "winerror.h"
#include "wine/debug.h"
#include "imagehlp.h"
WINE_DEFAULT_DEBUG_CHANNEL(imagehlp);
/***********************************************************************
* Data
*/
static PLOADED_IMAGE IMAGEHLP_pFirstLoadedImage=NULL;
static PLOADED_IMAGE IMAGEHLP_pLastLoadedImage=NULL;
static LOADED_IMAGE IMAGEHLP_EmptyLoadedImage = {
NULL, /* ModuleName */
0, /* hFile */
NULL, /* MappedAddress */
NULL, /* FileHeader */
NULL, /* LastRvaSection */
0, /* NumberOfSections */
NULL, /* Sections */
1, /* Characteristics */
FALSE, /* fSystemImage */
FALSE, /* fDOSImage */
{ &IMAGEHLP_EmptyLoadedImage.Links, &IMAGEHLP_EmptyLoadedImage.Links }, /* Links */
148, /* SizeOfImage; */
};
extern HANDLE IMAGEHLP_hHeap;
/***********************************************************************
* GetImageConfigInformation (IMAGEHLP.@)
*/
BOOL WINAPI GetImageConfigInformation(
PLOADED_IMAGE LoadedImage,
PIMAGE_LOAD_CONFIG_DIRECTORY ImageConfigInformation)
{
FIXME("(%p, %p): stub\n",
LoadedImage, ImageConfigInformation
);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/***********************************************************************
* GetImageUnusedHeaderBytes (IMAGEHLP.@)
*/
DWORD WINAPI GetImageUnusedHeaderBytes(
PLOADED_IMAGE LoadedImage,
LPDWORD SizeUnusedHeaderBytes)
{
FIXME("(%p, %p): stub\n",
LoadedImage, SizeUnusedHeaderBytes
);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/***********************************************************************
* ImageLoad (IMAGEHLP.@)
*/
PLOADED_IMAGE WINAPI ImageLoad(LPSTR DllName, LPSTR DllPath)
{
PLOADED_IMAGE pLoadedImage;
FIXME("(%s, %s): stub\n", DllName, DllPath);
pLoadedImage = HeapAlloc(IMAGEHLP_hHeap, 0, sizeof(LOADED_IMAGE));
if (pLoadedImage)
pLoadedImage->FileHeader = HeapAlloc(IMAGEHLP_hHeap, 0, sizeof(IMAGE_NT_HEADERS));
return pLoadedImage;
}
/***********************************************************************
* ImageUnload (IMAGEHLP.@)
*/
BOOL WINAPI ImageUnload(PLOADED_IMAGE pLoadedImage)
{
LIST_ENTRY *pCurrent, *pFind;
TRACE("(%p)\n", pLoadedImage);
if(!IMAGEHLP_pFirstLoadedImage || !pLoadedImage)
{
/* No image loaded or null pointer */
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
pFind=&pLoadedImage->Links;
pCurrent=&IMAGEHLP_pFirstLoadedImage->Links;
while((pCurrent != pFind) &&
(pCurrent != NULL))
pCurrent = pCurrent->Flink;
if(!pCurrent)
{
/* Not found */
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if(pCurrent->Blink)
pCurrent->Blink->Flink = pCurrent->Flink;
else
IMAGEHLP_pFirstLoadedImage = pCurrent->Flink?CONTAINING_RECORD(
pCurrent->Flink, LOADED_IMAGE, Links):NULL;
if(pCurrent->Flink)
pCurrent->Flink->Blink = pCurrent->Blink;
else
IMAGEHLP_pLastLoadedImage = pCurrent->Blink?CONTAINING_RECORD(
pCurrent->Blink, LOADED_IMAGE, Links):NULL;
return FALSE;
}
/***********************************************************************
* MapAndLoad (IMAGEHLP.@)
*/
BOOL WINAPI MapAndLoad(
LPSTR pszImageName, LPSTR pszDllPath, PLOADED_IMAGE pLoadedImage,
BOOL bDotDll, BOOL bReadOnly)
{
CHAR szFileName[MAX_PATH];
HANDLE hFile = NULL;
HANDLE hFileMapping = NULL;
HMODULE hModule = NULL;
PIMAGE_NT_HEADERS pNtHeader = NULL;
TRACE("(%s, %s, %p, %d, %d)\n", pszImageName, pszDllPath, pLoadedImage,
bDotDll, bReadOnly);
/* PathCombine(&szFileName, pszDllPath, pszImageName); */
/* PathRenameExtension(&szFileName, bDotDll?:"dll":"exe"); */
/* FIXME: Check if the file already loaded (use IMAGEHLP_pFirstLoadedImage) */
if(!(hFile = CreateFileA(
szFileName, GENERIC_READ, 1, /* FIXME: FILE_SHARE_READ not defined */
NULL, OPEN_EXISTING, 0, NULL)))
{
SetLastError(ERROR_FILE_NOT_FOUND);
goto Error;
}
if(!(hFileMapping = CreateFileMappingA(
hFile, NULL, PAGE_READONLY | SEC_COMMIT, 0, 0, NULL)))
{
DWORD dwLastError = GetLastError();
WARN("CreateFileMapping: Error = %ld\n", dwLastError);
SetLastError(dwLastError);
goto Error;
}
CloseHandle(hFile);
hFile = NULL;
if(!(hModule = (HMODULE) MapViewOfFile(
hFileMapping, FILE_MAP_READ, 0, 0, 0)))
{
DWORD dwLastError = GetLastError();
WARN("MapViewOfFile: Error = %ld\n", dwLastError);
SetLastError(dwLastError);
goto Error;
}
CloseHandle(hFileMapping);
hFileMapping=NULL;
pLoadedImage = (PLOADED_IMAGE) HeapAlloc(
IMAGEHLP_hHeap, 0, sizeof(LOADED_IMAGE)
);
pNtHeader = RtlImageNtHeader(hModule);
pLoadedImage->ModuleName = HeapAlloc(IMAGEHLP_hHeap, 0, strlen(pszDllPath)+1); /* FIXME: Correct? */
strcpy( pLoadedImage->ModuleName, pszDllPath );
pLoadedImage->hFile = hFile;
pLoadedImage->MappedAddress = (PUCHAR) hModule;
pLoadedImage->FileHeader = pNtHeader;
pLoadedImage->Sections = (PIMAGE_SECTION_HEADER)
((LPBYTE) &pNtHeader->OptionalHeader +
pNtHeader->FileHeader.SizeOfOptionalHeader);
pLoadedImage->NumberOfSections =
pNtHeader->FileHeader.NumberOfSections;
pLoadedImage->SizeOfImage =
pNtHeader->OptionalHeader.SizeOfImage;
pLoadedImage->Characteristics =
pNtHeader->FileHeader.Characteristics;
pLoadedImage->LastRvaSection = pLoadedImage->Sections;
pLoadedImage->fSystemImage = FALSE; /* FIXME */
pLoadedImage->fDOSImage = FALSE; /* FIXME */
/* FIXME: Make thread safe */
pLoadedImage->Links.Flink = NULL;
pLoadedImage->Links.Blink = &IMAGEHLP_pLastLoadedImage->Links;
if(IMAGEHLP_pLastLoadedImage)
IMAGEHLP_pLastLoadedImage->Links.Flink = &pLoadedImage->Links;
IMAGEHLP_pLastLoadedImage = pLoadedImage;
if(!IMAGEHLP_pFirstLoadedImage)
IMAGEHLP_pFirstLoadedImage = pLoadedImage;
return TRUE;
Error:
if(hModule)
UnmapViewOfFile((PVOID) hModule);
if(hFileMapping)
CloseHandle(hFileMapping);
if(hFile)
CloseHandle(hFile);
return FALSE;
}
/***********************************************************************
* SetImageConfigInformation (IMAGEHLP.@)
*/
BOOL WINAPI SetImageConfigInformation(
PLOADED_IMAGE LoadedImage,
PIMAGE_LOAD_CONFIG_DIRECTORY ImageConfigInformation)
{
FIXME("(%p, %p): stub\n",
LoadedImage, ImageConfigInformation
);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/***********************************************************************
* UnMapAndLoad (IMAGEHLP.@)
*/
BOOL WINAPI UnMapAndLoad(PLOADED_IMAGE LoadedImage)
{
FIXME("(%p): stub\n", LoadedImage);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}