mirror of
https://github.com/reactos/reactos.git
synced 2024-08-16 00:19:32 +00:00
User-mode loader improvements
svn path=/trunk/; revision=1321
This commit is contained in:
Eric Kohl
parent
5c58f80d97
commit
acaf5099d7
11
reactos/include/ddk/ldrfuncs.h
Normal file
11
reactos/include/ddk/ldrfuncs.h
Normal file
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@ -0,0 +1,11 @@
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#ifndef __INCLUDE_DDK_LDRFUNCS_H
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#define __INCLUDE_DDK_LDRFUNCS_H
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/* $Id: ldrfuncs.h,v 1.1 2000/08/27 22:35:22 ekohl Exp $ */
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NTSTATUS STDCALL
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LdrAccessResource(IN PVOID BaseAddress,
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IN PIMAGE_RESOURCE_DATA_ENTRY ResourceDataEntry,
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OUT PVOID *Resource OPTIONAL,
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OUT PULONG Size OPTIONAL);
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#endif /* __INCLUDE_DDK_LDRFUNCS_H */
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@ -1,4 +1,4 @@
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/* $Id: ntddk.h,v 1.15 2000/06/30 22:49:26 ekohl Exp $
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/* $Id: ntddk.h,v 1.16 2000/08/27 22:35:22 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -28,6 +28,8 @@ extern "C"
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#include <ntos/disk.h>
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#include <napi/types.h>
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#include <pe.h>
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#include <ddk/status.h>
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#include <ddk/ntdef.h>
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#include <ddk/defines.h>
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@ -58,6 +60,7 @@ extern "C"
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#include <ddk/obfuncs.h>
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#include <ddk/dbgfuncs.h>
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#include <ddk/sefuncs.h>
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#include <ddk/ldrfuncs.h>
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#ifdef __cplusplus
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};
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@ -22,15 +22,18 @@ NTSTATUS LdrMapSections(HANDLE ProcessHandle,
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NTSTATUS LdrMapNTDllForProcess(HANDLE ProcessHandle,
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PHANDLE NTDllSectionHandle);
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NTSTATUS
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LdrLoadDll (PDLL* Dll,PCHAR Name);
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NTSTATUS LdrUnloadDll(PDLL Dll);
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NTSTATUS STDCALL
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LdrDisableThreadCalloutsForDll (IN PVOID BaseAddress,
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IN BOOLEAN Disable);
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NTSTATUS STDCALL
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LdrGetDllHandle (IN ULONG Unknown1,
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IN ULONG Unknown2,
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IN PUNICODE_STRING DllName,
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OUT PVOID *BaseAddress);
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NTSTATUS STDCALL
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LdrGetProcedureAddress (IN PVOID BaseAddress,
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IN PANSI_STRING Name,
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@ -43,4 +46,13 @@ LdrInitializeThunk (ULONG Unknown1,
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ULONG Unknown3,
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ULONG Unknown4);
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NTSTATUS STDCALL
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LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
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IN ULONG LoadFlags,
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IN PUNICODE_STRING Name,
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OUT PVOID *BaseAddress OPTIONAL);
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NTSTATUS STDCALL
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LdrUnloadDll (IN PVOID BaseAddress);
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/* EOF */
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@ -1,4 +1,4 @@
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/* $Id: ldr.c,v 1.7 2000/08/05 18:01:50 dwelch Exp $
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/* $Id: ldr.c,v 1.8 2000/08/27 22:37:45 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT : ReactOS user mode libraries
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@ -85,6 +85,7 @@ LoadLibraryExW (
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int i;
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LPWSTR lpDllName;
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NTSTATUS Status;
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UNICODE_STRING DllName;
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if ( lpLibFileName == NULL )
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return NULL;
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@ -113,8 +114,9 @@ LoadLibraryExW (
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wcscpy (lpDllName,lpLibFileName);
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}
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Status = LdrLoadDll((PDLL *)&hInst,lpDllName );
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HeapFree(GetProcessHeap(),0,lpDllName);
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RtlInitUnicodeString (&DllName, lpDllName);
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Status = LdrLoadDll(NULL, dwFlags, &DllName, (PVOID*)&hInst);
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HeapFree(GetProcessHeap(), 0, lpDllName);
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if ( !NT_SUCCESS(Status))
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{
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SetLastErrorByStatus (Status);
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@ -180,24 +182,55 @@ HMODULE
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STDCALL
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GetModuleHandleA ( LPCSTR lpModuleName )
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{
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int len = 0;
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HMODULE hModule;
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WINBOOL restore = FALSE;
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if ( lpModuleName != NULL ) {
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UNICODE_STRING ModuleName;
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PVOID BaseAddress;
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NTSTATUS Status;
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len = lstrlenA(lpModuleName);
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if ( len > 0 && lpModuleName[len-1] == '.' ) {
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lpModuleName[len-1] = 0;
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restore = TRUE;
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}
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RtlCreateUnicodeStringFromAsciiz (&ModuleName,
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(LPSTR)lpModuleName);
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Status = LdrGetDllHandle (0,
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0,
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&ModuleName,
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&BaseAddress);
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RtlFreeUnicodeString (&ModuleName);
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if (!NT_SUCCESS(Status))
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{
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SetLastErrorByStatus (Status);
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return NULL;
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}
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hModule = LoadLibraryA(lpModuleName);
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if ( restore == TRUE )
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lpModuleName[len-1] = '.';
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return hModule;
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return ((HMODULE)BaseAddress);
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}
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HMODULE
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STDCALL
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GetModuleHandleW (LPCWSTR lpModuleName)
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{
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UNICODE_STRING ModuleName;
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PVOID BaseAddress;
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NTSTATUS Status;
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if (lpModuleName == NULL)
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return ((HMODULE)NtCurrentPeb()->ImageBaseAddress);
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RtlInitUnicodeString (&ModuleName,
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(LPWSTR)lpModuleName);
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Status = LdrGetDllHandle (0,
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0,
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&ModuleName,
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&BaseAddress);
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if (!NT_SUCCESS(Status))
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{
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SetLastErrorByStatus (Status);
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return NULL;
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}
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return ((HMODULE)BaseAddress);
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}
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/* EOF */
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@ -1,4 +1,4 @@
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/* $Id: res.c,v 1.5 2000/07/01 17:07:00 ea Exp $
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/* $Id: res.c,v 1.6 2000/08/27 22:37:45 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT : ReactOS user mode libraries
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@ -155,12 +155,17 @@ LoadResource (
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HRSRC hResInfo
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)
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{
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void **Data;
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NTSTATUS Status;
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PVOID Data;
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Data = HeapAlloc (GetProcessHeap (), 0, sizeof(void *));
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LdrAccessResource (hModule, hResInfo, Data);
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Status = LdrAccessResource (hModule, hResInfo, &Data, NULL);
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if (!NT_SUCCESS(Status))
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{
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SetLastErrorByStatus (Status);
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return NULL;
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}
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return *Data;
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return Data;
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}
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DWORD
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@ -179,7 +184,6 @@ FreeResource (
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HGLOBAL hResData
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)
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{
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HeapFree (GetProcessHeap (), 0, &hResData);
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return TRUE;
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}
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@ -1,4 +1,4 @@
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/* $Id: stubs.c,v 1.19 2000/07/01 17:07:01 ea Exp $
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/* $Id: stubs.c,v 1.20 2000/08/27 22:37:45 ekohl Exp $
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*
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* KERNEL32.DLL stubs (unimplemented functions)
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* Remove from this file, if you implement them.
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@ -1511,20 +1511,6 @@ GetModuleFileNameA (
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}
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HMODULE
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STDCALL
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GetModuleHandleW (
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LPCWSTR lpModuleName
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)
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{
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SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
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return INVALID_HANDLE_VALUE;
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}
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WINBOOL
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STDCALL
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GetNamedPipeHandleStateW (
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@ -1,4 +1,4 @@
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; $Id: ntdll.def,v 1.61 2000/08/15 12:40:19 ekohl Exp $
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; $Id: ntdll.def,v 1.62 2000/08/27 22:36:24 ekohl Exp $
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;
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; ReactOS Operating System
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;
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@ -32,22 +32,22 @@ DbgUserBreakPoint@0
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;KiUserApcDispatcher
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;KiUserCallbackDispatcher
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;KiUserExceptionDispatcher
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LdrAccessResource
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LdrAccessResource@16
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LdrDisableThreadCalloutsForDll@8
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;LdrEnumResources
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;LdrFindEntryForAddress
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;LdrFindResourceDirectory_U
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LdrFindResource_U
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;LdrGetDllHandle
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LdrGetDllHandle@16
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LdrGetProcedureAddress@16
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LdrInitializeThunk@16
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LdrLoadDll
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LdrLoadDll@16
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;LdrProcessRelocationBlock
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;LdrQueryImageFileExecutionOptions
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;LdrQueryProcessModuleInformation
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;LdrShutdownProcess
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;LdrShutdownThread
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LdrUnloadDll
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LdrUnloadDll@4
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;LdrVerifyImageMatchesChecksum
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NlsAnsiCodePage DATA
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NlsMbCodePageTag DATA
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@ -1,4 +1,4 @@
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; $Id: ntdll.edf,v 1.50 2000/08/15 12:40:19 ekohl Exp $
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; $Id: ntdll.edf,v 1.51 2000/08/27 22:36:25 ekohl Exp $
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;
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; ReactOS Operating System
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;
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@ -32,22 +32,22 @@ DbgUserBreakPoint=DbgUserBreakPoint@0
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;KiUserApcDispatcher
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;KiUserCallbackDispatcher
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;KiUserExceptionDispatcher
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LdrAccessResource
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LdrAccessResource=LdrAccessResource@16
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LdrDisableThreadCalloutsForDll=LdrDisableThreadCalloutsForDll@8
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;LdrEnumResources
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;LdrFindEntryForAddress
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;LdrFindResourceDirectory_U
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LdrFindResource_U
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;LdrGetDllHandle
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LdrGetDllHandle=LdrGetDllHandle@16
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LdrGetProcedureAddress=LdrGetProcedureAddress@16
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LdrInitializeThunk=LdrInitializeThunk@16
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LdrLoadDll
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LdrLoadDll=LdrLoadDll@16
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;LdrProcessRelocationBlock
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;LdrQueryImageFileExecutionOptions
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;LdrQueryProcessModuleInformation
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;LdrShutdownProcess
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;LdrShutdownThread
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LdrUnloadDll
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LdrUnloadDll=LdrUnloadDll@4
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;LdrVerifyImageMatchesChecksum
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NlsAnsiCodePage DATA
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NlsMbCodePageTag DATA
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@ -1,4 +1,4 @@
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/* $Id: utils.c,v 1.29 2000/08/11 12:34:58 ekohl Exp $
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/* $Id: utils.c,v 1.30 2000/08/27 22:36:45 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -38,7 +38,8 @@ STDCALL
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static
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NTSTATUS
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LdrFindDll (PDLL* Dll,PCHAR Name);
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LdrFindDll (PDLL* Dll,PUNICODE_STRING Name);
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//LdrFindDll (PDLL* Dll,PCHAR Name);
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/**********************************************************************
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* NAME
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@ -56,11 +57,16 @@ LdrFindDll (PDLL* Dll,PCHAR Name);
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*
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*/
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NTSTATUS LdrLoadDll (PDLL* Dll,
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PCHAR Name)
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// IN PCHAR Name,
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NTSTATUS STDCALL
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LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
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IN ULONG LoadFlags,
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IN PUNICODE_STRING Name,
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OUT PVOID *BaseAddress OPTIONAL)
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{
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char fqname [255] = "\\??\\C:\\reactos\\system32\\";
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ANSI_STRING AnsiString;
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WCHAR fqname [255] = L"\\SystemRoot\\system32\\";
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// ANSI_STRING AnsiString;
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UNICODE_STRING UnicodeString;
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OBJECT_ATTRIBUTES FileObjectAttributes;
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char BlockBuffer [1024];
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@ -73,39 +79,42 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
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HANDLE FileHandle;
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HANDLE SectionHandle;
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PDLLMAIN_FUNC Entrypoint = NULL;
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PDLL Dll;
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if ( Dll == NULL )
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return -1;
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if ( Name == NULL ) {
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*Dll = &LdrDllListHead;
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if ( Name == NULL )
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{
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*BaseAddress = LdrDllListHead.BaseAddress;
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return STATUS_SUCCESS;
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}
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DPRINT("LdrLoadDll(Base %x, Name \"%s\")\n", Dll, Name);
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*BaseAddress = NULL;
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DPRINT("LdrLoadDll(Name \"%wZ\" BaseAddress %x)\n",
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Name, BaseAddress);
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/*
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* Build the DLL's absolute name
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*/
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if ( strncmp(Name,"\\??\\",3) != 0 ) {
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strcat(fqname, Name);
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if (wcsncmp(Name->Buffer, L"\\??\\", 3) != 0)
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{
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wcscat(fqname, Name->Buffer);
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}
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else
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strncpy(fqname, Name, 256);
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wcsncpy(fqname, Name->Buffer, 256);
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DPRINT("fqname \"%s\"\n", fqname);
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DPRINT("fqname \"%S\"\n", fqname);
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/*
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* Open the DLL's image file.
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*/
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if (LdrFindDll(Dll, Name) == STATUS_SUCCESS)
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if (LdrFindDll(&Dll, Name) == STATUS_SUCCESS)
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{
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DPRINT ("DLL %s already loaded.\n");
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DPRINT ("DLL %wZ already loaded.\n", Name);
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*BaseAddress = Dll->BaseAddress;
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return STATUS_SUCCESS;
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}
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/*
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RtlInitAnsiString(
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& AnsiString,
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fqname
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|
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@ -115,6 +124,9 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
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& AnsiString,
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TRUE
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);
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*/
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RtlInitUnicodeString(&UnicodeString,
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fqname);
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InitializeObjectAttributes(
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& FileObjectAttributes,
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|
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@ -124,7 +136,7 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
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NULL
|
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);
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DPRINT("Opening dll \"%s\"\n", fqname);
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DPRINT("Opening dll \"%wZ\"\n", &UnicodeString);
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Status = ZwOpenFile(
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& FileHandle,
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|
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@ -136,8 +148,8 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
|
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);
|
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if (!NT_SUCCESS(Status))
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{
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DbgPrint("Dll open of %s failed: Status = 0x%08x\n",
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fqname, Status);
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DbgPrint("Dll open of %wZ failed: Status = 0x%08x\n",
|
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&UnicodeString, Status);
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return Status;
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}
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Status = ZwReadFile(
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|
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@ -182,7 +194,7 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
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DPRINT("ImageBase 0x%08x\n", ImageBase);
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|
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/*
|
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* Create a section for NTDLL.
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* Create a section for dll.
|
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*/
|
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Status = ZwCreateSection(
|
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& SectionHandle,
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|
|
@ -200,7 +212,7 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
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return Status;
|
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}
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/*
|
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* Map the NTDLL into the process.
|
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* Map the dll into the process.
|
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*/
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InitialViewSize =
|
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DosHeader->e_lfanew
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|
|
@ -227,21 +239,21 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
|
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}
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ZwClose(FileHandle);
|
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|
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(*Dll) = RtlAllocateHeap(
|
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Dll = RtlAllocateHeap(
|
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RtlGetProcessHeap(),
|
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0,
|
||||
sizeof (DLL)
|
||||
);
|
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(*Dll)->Headers = NTHeaders;
|
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(*Dll)->BaseAddress = (PVOID)ImageBase;
|
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(*Dll)->Next = LdrDllListHead.Next;
|
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(*Dll)->Prev = & LdrDllListHead;
|
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(*Dll)->ReferenceCount = 1;
|
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LdrDllListHead.Next->Prev = (*Dll);
|
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LdrDllListHead.Next = (*Dll);
|
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Dll->Headers = NTHeaders;
|
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Dll->BaseAddress = (PVOID)ImageBase;
|
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Dll->Next = LdrDllListHead.Next;
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Dll->Prev = & LdrDllListHead;
|
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Dll->ReferenceCount = 1;
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LdrDllListHead.Next->Prev = Dll;
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LdrDllListHead.Next = Dll;
|
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|
||||
|
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if (((*Dll)->Headers->FileHeader.Characteristics & IMAGE_FILE_DLL) ==
|
||||
if ((Dll->Headers->FileHeader.Characteristics & IMAGE_FILE_DLL) ==
|
||||
IMAGE_FILE_DLL)
|
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{
|
||||
|
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|
|
@ -254,7 +266,7 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
|
|||
{
|
||||
DPRINT("Calling entry point at 0x%08x\n", Entrypoint);
|
||||
if (FALSE == Entrypoint(
|
||||
Dll,
|
||||
Dll->BaseAddress,
|
||||
DLL_PROCESS_ATTACH,
|
||||
NULL
|
||||
))
|
||||
|
|
@ -272,6 +284,8 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
|
|||
DPRINT("NTDLL.LDR: Entrypoint is NULL for \"%s\"\n", fqname);
|
||||
}
|
||||
}
|
||||
|
||||
*BaseAddress = Dll->BaseAddress;
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
|
|
@ -291,14 +305,15 @@ NTSTATUS LdrLoadDll (PDLL* Dll,
|
|||
* NOTE
|
||||
*
|
||||
*/
|
||||
static NTSTATUS LdrFindDll(PDLL* Dll, PCHAR Name)
|
||||
//static NTSTATUS LdrFindDll(PDLL* Dll, PCHAR Name)
|
||||
static NTSTATUS LdrFindDll(PDLL* Dll, PUNICODE_STRING Name)
|
||||
{
|
||||
PIMAGE_EXPORT_DIRECTORY ExportDir;
|
||||
DLL * current;
|
||||
PIMAGE_OPTIONAL_HEADER OptionalHeader;
|
||||
DLL * current;
|
||||
UNICODE_STRING DllName;
|
||||
|
||||
|
||||
DPRINT("NTDLL.LdrFindDll(Name %s)\n", Name);
|
||||
DPRINT("NTDLL.LdrFindDll(Name %wZ)\n", Name);
|
||||
|
||||
current = & LdrDllListHead;
|
||||
|
||||
|
|
@ -322,13 +337,17 @@ static NTSTATUS LdrFindDll(PDLL* Dll, PCHAR Name)
|
|||
DPRINT("Scanning %x %x %x\n",ExportDir->Name,
|
||||
current->BaseAddress,
|
||||
(ExportDir->Name + current->BaseAddress));
|
||||
DPRINT("Scanning %s %s\n",
|
||||
ExportDir->Name + current->BaseAddress, Name);
|
||||
|
||||
if (_stricmp(ExportDir->Name + current->BaseAddress, Name) == 0)
|
||||
RtlCreateUnicodeStringFromAsciiz (&DllName,
|
||||
ExportDir->Name + current->BaseAddress);
|
||||
|
||||
DPRINT("Scanning %wZ %wZ\n", &DllName, Name);
|
||||
|
||||
if (RtlCompareUnicodeString(&DllName, Name, TRUE) == 0)
|
||||
{
|
||||
*Dll = current;
|
||||
current->ReferenceCount++;
|
||||
RtlFreeUnicodeString (&DllName);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
|
|
@ -336,7 +355,9 @@ static NTSTATUS LdrFindDll(PDLL* Dll, PCHAR Name)
|
|||
|
||||
} while (current != & LdrDllListHead);
|
||||
|
||||
DPRINT("Failed to find dll %s\n",Name);
|
||||
RtlFreeUnicodeString (&DllName);
|
||||
|
||||
DPRINT("Failed to find dll %wZ\n", Name);
|
||||
|
||||
return STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
|
|
@ -418,10 +439,9 @@ NTSTATUS LdrMapSections(HANDLE ProcessHandle,
|
|||
* NOTE
|
||||
*
|
||||
*/
|
||||
|
||||
static PVOID
|
||||
LdrGetExportByOrdinal (
|
||||
PDLL Module,
|
||||
PVOID BaseAddress,
|
||||
ULONG Ordinal
|
||||
)
|
||||
{
|
||||
|
|
@ -429,22 +449,21 @@ LdrGetExportByOrdinal (
|
|||
PDWORD * ExFunctions;
|
||||
USHORT * ExOrdinals;
|
||||
|
||||
ExportDir = (
|
||||
Module->BaseAddress
|
||||
+ (Module->Headers->OptionalHeader
|
||||
.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT]
|
||||
.VirtualAddress
|
||||
)
|
||||
);
|
||||
ExportDir = (PIMAGE_EXPORT_DIRECTORY)
|
||||
RtlImageDirectoryEntryToData (BaseAddress,
|
||||
TRUE,
|
||||
IMAGE_DIRECTORY_ENTRY_EXPORT,
|
||||
NULL);
|
||||
|
||||
|
||||
ExOrdinals = (USHORT *)
|
||||
RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExportDir->AddressOfNameOrdinals
|
||||
);
|
||||
ExFunctions = (PDWORD *)
|
||||
RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExportDir->AddressOfFunctions
|
||||
);
|
||||
DbgPrint(
|
||||
|
|
@ -471,11 +490,10 @@ LdrGetExportByOrdinal (
|
|||
* NOTE
|
||||
*
|
||||
*/
|
||||
|
||||
static PVOID
|
||||
LdrGetExportByName (
|
||||
PDLL Module,
|
||||
PUCHAR SymbolName
|
||||
PVOID BaseAddress,
|
||||
PUCHAR SymbolName
|
||||
)
|
||||
{
|
||||
PIMAGE_EXPORT_DIRECTORY ExportDir;
|
||||
|
|
@ -492,29 +510,28 @@ LdrGetExportByName (
|
|||
// SymbolName
|
||||
// );
|
||||
|
||||
ExportDir = (
|
||||
Module->BaseAddress
|
||||
+ (Module->Headers->OptionalHeader
|
||||
.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT]
|
||||
.VirtualAddress
|
||||
)
|
||||
);
|
||||
ExportDir = (PIMAGE_EXPORT_DIRECTORY)
|
||||
RtlImageDirectoryEntryToData (BaseAddress,
|
||||
TRUE,
|
||||
IMAGE_DIRECTORY_ENTRY_EXPORT,
|
||||
NULL);
|
||||
|
||||
/*
|
||||
* Get header pointers
|
||||
*/
|
||||
ExNames = (PDWORD *)
|
||||
RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExportDir->AddressOfNames
|
||||
);
|
||||
ExOrdinals = (USHORT *)
|
||||
RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExportDir->AddressOfNameOrdinals
|
||||
);
|
||||
ExFunctions = (PDWORD *)
|
||||
RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExportDir->AddressOfFunctions
|
||||
);
|
||||
for ( i = 0;
|
||||
|
|
@ -523,7 +540,7 @@ LdrGetExportByName (
|
|||
)
|
||||
{
|
||||
ExName = RVA(
|
||||
Module->BaseAddress,
|
||||
BaseAddress,
|
||||
ExNames[i]
|
||||
);
|
||||
// DPRINT(
|
||||
|
|
@ -534,7 +551,7 @@ LdrGetExportByName (
|
|||
if (strcmp(ExName,SymbolName) == 0)
|
||||
{
|
||||
Ordinal = ExOrdinals[i];
|
||||
return(RVA(Module->BaseAddress, ExFunctions[Ordinal]));
|
||||
return(RVA(BaseAddress, ExFunctions[Ordinal]));
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -678,7 +695,7 @@ static NTSTATUS LdrFixupImports(PIMAGE_NT_HEADERS NTHeaders,
|
|||
{
|
||||
PIMAGE_IMPORT_MODULE_DIRECTORY ImportModuleDirectory;
|
||||
ULONG Ordinal;
|
||||
PDLL Module;
|
||||
PVOID BaseAddress;
|
||||
NTSTATUS Status;
|
||||
|
||||
DPRINT("LdrFixupImports(NTHeaders %x, ImageBase %x)\n", NTHeaders,
|
||||
|
|
@ -697,15 +714,23 @@ static NTSTATUS LdrFixupImports(PIMAGE_NT_HEADERS NTHeaders,
|
|||
{
|
||||
PVOID * ImportAddressList;
|
||||
PULONG FunctionNameList;
|
||||
UNICODE_STRING DllName;
|
||||
DWORD pName;
|
||||
PWORD pHint;
|
||||
|
||||
DPRINT("ImportModule->Directory->dwRVAModuleName %s\n",
|
||||
(PCHAR)(ImageBase + ImportModuleDirectory->dwRVAModuleName));
|
||||
|
||||
Status = LdrLoadDll(&Module,
|
||||
(PCHAR)(ImageBase
|
||||
+ImportModuleDirectory->dwRVAModuleName));
|
||||
RtlCreateUnicodeStringFromAsciiz (&DllName,
|
||||
(PCHAR)(ImageBase + ImportModuleDirectory->dwRVAModuleName));
|
||||
|
||||
Status = LdrLoadDll(NULL,
|
||||
0,
|
||||
&DllName,
|
||||
// (PCHAR)(ImageBase
|
||||
// +ImportModuleDirectory->dwRVAModuleName),
|
||||
&BaseAddress);
|
||||
RtlFreeUnicodeString (&DllName);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
return Status;
|
||||
|
|
@ -742,36 +767,30 @@ static NTSTATUS LdrFixupImports(PIMAGE_NT_HEADERS NTHeaders,
|
|||
if ((*FunctionNameList) & 0x80000000)
|
||||
{
|
||||
Ordinal = (*FunctionNameList) & 0x7fffffff;
|
||||
*ImportAddressList =
|
||||
LdrGetExportByOrdinal(
|
||||
Module,
|
||||
Ordinal
|
||||
);
|
||||
*ImportAddressList =
|
||||
LdrGetExportByOrdinal(BaseAddress,
|
||||
Ordinal);
|
||||
}
|
||||
else
|
||||
{
|
||||
pName = (DWORD) (
|
||||
ImageBase
|
||||
+ *FunctionNameList
|
||||
+ 2
|
||||
);
|
||||
+ 2);
|
||||
pHint = (PWORD) (
|
||||
ImageBase
|
||||
+ *FunctionNameList
|
||||
);
|
||||
|
||||
+ *FunctionNameList);
|
||||
|
||||
*ImportAddressList =
|
||||
LdrGetExportByName(
|
||||
Module,
|
||||
(PUCHAR) pName
|
||||
);
|
||||
LdrGetExportByName(BaseAddress,
|
||||
(PUCHAR) pName);
|
||||
if ((*ImportAddressList) == NULL)
|
||||
{
|
||||
DbgPrint("Failed to import %s\n", pName);
|
||||
DbgPrint("Failed to import %s\n", pName);
|
||||
return STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
}
|
||||
ImportAddressList++;
|
||||
ImportAddressList++;
|
||||
FunctionNameList++;
|
||||
}
|
||||
ImportModuleDirectory++;
|
||||
|
|
@ -879,58 +898,65 @@ PEPFUNC LdrPEStartup (PVOID ImageBase,
|
|||
}
|
||||
|
||||
|
||||
NTSTATUS LdrUnloadDll(PDLL Dll)
|
||||
NTSTATUS STDCALL
|
||||
LdrUnloadDll (IN PVOID BaseAddress)
|
||||
{
|
||||
PDLLMAIN_FUNC Entrypoint;
|
||||
NTSTATUS Status;
|
||||
PDLLMAIN_FUNC Entrypoint;
|
||||
PDLL Dll;
|
||||
NTSTATUS Status;
|
||||
|
||||
if ( Dll == NULL || Dll == &LdrDllListHead )
|
||||
return -1;
|
||||
if (BaseAddress == NULL)
|
||||
return STATUS_SUCCESS;
|
||||
|
||||
Dll = &LdrDllListHead;
|
||||
|
||||
if ( Dll->ReferenceCount > 1 )
|
||||
do
|
||||
{
|
||||
Dll->ReferenceCount--;
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
if (Dll->BaseAddress == BaseAddress)
|
||||
{
|
||||
|
||||
if (( Dll->Headers->FileHeader.Characteristics & IMAGE_FILE_DLL ) == IMAGE_FILE_DLL ) {
|
||||
if ( Dll->ReferenceCount > 1 )
|
||||
{
|
||||
Dll->ReferenceCount--;
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
Entrypoint = (PDLLMAIN_FUNC) LdrPEStartup(Dll->BaseAddress,
|
||||
Dll->SectionHandle);
|
||||
if (Entrypoint != NULL)
|
||||
{
|
||||
DPRINT("Calling entry point at 0x%08x\n", Entrypoint);
|
||||
if (FALSE == Entrypoint(Dll,
|
||||
DLL_PROCESS_DETACH,
|
||||
NULL))
|
||||
{
|
||||
DPRINT("NTDLL.LDR: DLL failed to detach\n");
|
||||
return -1;
|
||||
}
|
||||
else
|
||||
{
|
||||
DPRINT("NTDLL.LDR: DLL detached successfully\n");
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
DPRINT("NTDLL.LDR: Entrypoint is NULL for \n");
|
||||
}
|
||||
|
||||
}
|
||||
Status = ZwUnmapViewOfSection(NtCurrentProcess(),
|
||||
Dll->BaseAddress);
|
||||
|
||||
ZwClose(Dll->SectionHandle);
|
||||
if ((Dll->Headers->FileHeader.Characteristics & IMAGE_FILE_DLL ) == IMAGE_FILE_DLL)
|
||||
{
|
||||
Entrypoint = (PDLLMAIN_FUNC) LdrPEStartup(Dll->BaseAddress,
|
||||
Dll->SectionHandle);
|
||||
if (Entrypoint != NULL)
|
||||
{
|
||||
DPRINT("Calling entry point at 0x%08x\n", Entrypoint);
|
||||
Entrypoint(Dll->BaseAddress,
|
||||
DLL_PROCESS_DETACH,
|
||||
NULL);
|
||||
}
|
||||
else
|
||||
{
|
||||
DPRINT("NTDLL.LDR: Entrypoint is NULL for \n");
|
||||
}
|
||||
}
|
||||
Status = ZwUnmapViewOfSection (NtCurrentProcess (),
|
||||
Dll->BaseAddress);
|
||||
|
||||
return Status;
|
||||
ZwClose (Dll->SectionHandle);
|
||||
return Status;
|
||||
}
|
||||
|
||||
Dll = Dll->Next;
|
||||
} while (Dll != & LdrDllListHead);
|
||||
|
||||
DPRINT("NTDLL.LDR: Dll not found\n")
|
||||
|
||||
return STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
|
||||
static IMAGE_RESOURCE_DIRECTORY_ENTRY * LdrGetNextEntry(IMAGE_RESOURCE_DIRECTORY *ResourceDir, LPCWSTR ResourceName, ULONG Offset)
|
||||
|
||||
static PIMAGE_RESOURCE_DIRECTORY_ENTRY
|
||||
LdrGetNextEntry(IMAGE_RESOURCE_DIRECTORY *ResourceDir, LPCWSTR ResourceName, ULONG Offset)
|
||||
{
|
||||
|
||||
|
||||
WORD NumberOfNamedEntries;
|
||||
WORD NumberOfIdEntries;
|
||||
WORD Entries;
|
||||
|
|
@ -940,7 +966,6 @@ static IMAGE_RESOURCE_DIRECTORY_ENTRY * LdrGetNextEntry(IMAGE_RESOURCE_DIRECTORY
|
|||
return (IMAGE_RESOURCE_DIRECTORY_ENTRY *)NULL;
|
||||
}
|
||||
|
||||
|
||||
NumberOfIdEntries = ResourceDir->NumberOfIdEntries;
|
||||
NumberOfNamedEntries = ResourceDir->NumberOfNamedEntries;
|
||||
if ( ( NumberOfIdEntries + NumberOfNamedEntries) == 0) {
|
||||
|
|
@ -973,10 +998,7 @@ static IMAGE_RESOURCE_DIRECTORY_ENTRY * LdrGetNextEntry(IMAGE_RESOURCE_DIRECTORY
|
|||
|
||||
}
|
||||
|
||||
|
||||
|
||||
return NULL;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1038,42 +1060,58 @@ NTSTATUS LdrFindResource_U(DLL *Dll, IMAGE_RESOURCE_DATA_ENTRY **ResourceDataEnt
|
|||
|
||||
}
|
||||
|
||||
NTSTATUS LdrAccessResource(DLL *Dll, IMAGE_RESOURCE_DATA_ENTRY *ResourceDataEntry, void **Data)
|
||||
|
||||
NTSTATUS STDCALL
|
||||
LdrAccessResource(IN PVOID BaseAddress,
|
||||
IN PIMAGE_RESOURCE_DATA_ENTRY ResourceDataEntry,
|
||||
OUT PVOID *Resource OPTIONAL,
|
||||
OUT PULONG Size OPTIONAL)
|
||||
{
|
||||
PIMAGE_SECTION_HEADER Sections;
|
||||
int i;
|
||||
PIMAGE_SECTION_HEADER Section;
|
||||
PIMAGE_NT_HEADERS NtHeader;
|
||||
ULONG SectionRva;
|
||||
ULONG SectionVa;
|
||||
ULONG DataSize;
|
||||
ULONG Offset = 0;
|
||||
ULONG Data;
|
||||
|
||||
if ( Data == NULL )
|
||||
return -1;
|
||||
Data = (ULONG)RtlImageDirectoryEntryToData (BaseAddress,
|
||||
TRUE,
|
||||
IMAGE_DIRECTORY_ENTRY_RESOURCE,
|
||||
&DataSize);
|
||||
if (Data == 0)
|
||||
return STATUS_RESOURCE_DATA_NOT_FOUND;
|
||||
|
||||
if ( ResourceDataEntry == NULL )
|
||||
return -1;
|
||||
if ((ULONG)BaseAddress & 1)
|
||||
{
|
||||
/* loaded as ordinary file */
|
||||
NtHeader = RtlImageNtHeader((PVOID)((ULONG)BaseAddress & ~1UL));
|
||||
Offset = (ULONG)BaseAddress - Data + NtHeader->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress;
|
||||
Section = RtlImageRvaToSection (NtHeader, BaseAddress, NtHeader->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress);
|
||||
if (Section == NULL)
|
||||
{
|
||||
return STATUS_RESOURCE_DATA_NOT_FOUND;
|
||||
}
|
||||
|
||||
if ( Dll == NULL )
|
||||
return -1;
|
||||
if (Section->Misc.VirtualSize < ResourceDataEntry->OffsetToData)
|
||||
{
|
||||
SectionRva = RtlImageRvaToSection (NtHeader, BaseAddress, ResourceDataEntry->OffsetToData)->VirtualAddress;
|
||||
SectionVa = RtlImageRvaToVa(NtHeader, BaseAddress, SectionRva, NULL);
|
||||
Offset = SectionRva - SectionVa + Data - Section->VirtualAddress;
|
||||
}
|
||||
}
|
||||
|
||||
Sections = (PIMAGE_SECTION_HEADER) SECHDROFFSET(Dll->BaseAddress);
|
||||
if (Resource)
|
||||
{
|
||||
*Resource = (PVOID)(ResourceDataEntry->OffsetToData - Offset + (ULONG)BaseAddress);
|
||||
}
|
||||
|
||||
for ( i = 0;
|
||||
(i < Dll->Headers->FileHeader.NumberOfSections);
|
||||
i++
|
||||
)
|
||||
{
|
||||
if (Sections[i].VirtualAddress <= ResourceDataEntry->OffsetToData
|
||||
&& Sections[i].VirtualAddress + Sections[i].Misc.VirtualSize > ResourceDataEntry->OffsetToData )
|
||||
break;
|
||||
}
|
||||
if (Size)
|
||||
{
|
||||
*Size = ResourceDataEntry->Size;
|
||||
}
|
||||
|
||||
if ( i == Dll->Headers->FileHeader.NumberOfSections ) {
|
||||
*Data = NULL;
|
||||
return -1;
|
||||
}
|
||||
|
||||
*Data = (void *)(((ULONG)Dll->BaseAddress + ResourceDataEntry->OffsetToData - (ULONG)Sections[i].VirtualAddress) +
|
||||
(ULONG)Sections[i].PointerToRawData);
|
||||
|
||||
|
||||
return STATUS_SUCCESS;
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1090,6 +1128,162 @@ LdrDisableThreadCalloutsForDll (
|
|||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
LdrFindResourceDirectory_U (IN PVOID BaseAddress,
|
||||
WCHAR **name,
|
||||
DWORD level,
|
||||
OUT PVOID *addr)
|
||||
{
|
||||
PIMAGE_RESOURCE_DIRECTORY ResDir;
|
||||
PIMAGE_RESOURCE_DIRECTORY_ENTRY ResEntry;
|
||||
ULONG EntryCount;
|
||||
ULONG i;
|
||||
NTSTATUS Status = STATUS_SUCCESS;
|
||||
WCHAR *ws;
|
||||
|
||||
/* Get the pointer to the resource directory */
|
||||
ResDir = (PIMAGE_RESOURCE_DIRECTORY)
|
||||
RtlImageDirectoryEntryToData (BaseAddress,
|
||||
TRUE,
|
||||
IMAGE_DIRECTORY_ENTRY_RESOURCE,
|
||||
&i);
|
||||
if (ResDir == NULL)
|
||||
{
|
||||
return STATUS_RESOURCE_DATA_NOT_FOUND;
|
||||
}
|
||||
|
||||
/* Let's go into resource tree */
|
||||
for (i = 0; i < level; i++, name++)
|
||||
{
|
||||
EntryCount = ResDir->NumberOfNamedEntries;
|
||||
ResEntry = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(ResDir + 1);
|
||||
if ((ULONG)(*name) & 0xFFFF0000)
|
||||
{
|
||||
/* Resource name is a unicode string */
|
||||
for (; EntryCount--; ResEntry++)
|
||||
{
|
||||
/* Scan entries for equal name */
|
||||
if (ResEntry->Name & 0x80000000)
|
||||
{
|
||||
ws = (WCHAR*)((ULONG)ResDir + (ResEntry->Name & 0x7FFFFFFF));
|
||||
if (!wcsncmp( *name, ws + 1, *ws ) && wcslen( *name ) == (int)*ws )
|
||||
{
|
||||
goto found;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* We use ID number instead of string */
|
||||
ResEntry += EntryCount;
|
||||
EntryCount = ResDir->NumberOfIdEntries;
|
||||
for (; EntryCount--; ResEntry++)
|
||||
{
|
||||
/* Scan entries for equal name */
|
||||
if (ResEntry->Name == (ULONG)(*name))
|
||||
goto found;
|
||||
}
|
||||
}
|
||||
|
||||
switch (i)
|
||||
{
|
||||
case 0:
|
||||
return STATUS_RESOURCE_TYPE_NOT_FOUND;
|
||||
|
||||
case 1:
|
||||
return STATUS_RESOURCE_NAME_NOT_FOUND;
|
||||
|
||||
case 2:
|
||||
Status = STATUS_RESOURCE_LANG_NOT_FOUND;
|
||||
/* Just use first language entry */
|
||||
if (ResDir->NumberOfNamedEntries || ResDir->NumberOfIdEntries)
|
||||
{
|
||||
ResEntry = (IMAGE_RESOURCE_DIRECTORY_ENTRY*)(ResDir + 1);
|
||||
break;
|
||||
}
|
||||
return Status;
|
||||
|
||||
case 3:
|
||||
return STATUS_RESOURCE_DATA_NOT_FOUND;
|
||||
|
||||
default:
|
||||
return STATUS_INVALID_PARAMETER;
|
||||
}
|
||||
found:;
|
||||
ResDir = (PIMAGE_RESOURCE_DIRECTORY)((ULONG)ResDir + ResEntry->OffsetToData);
|
||||
}
|
||||
|
||||
if (addr)
|
||||
{
|
||||
*addr = (PVOID)ResDir;
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
LdrGetDllHandle (IN ULONG Unknown1,
|
||||
IN ULONG Unknown2,
|
||||
IN PUNICODE_STRING DllName,
|
||||
OUT PVOID *BaseAddress)
|
||||
{
|
||||
PIMAGE_EXPORT_DIRECTORY ExportDir;
|
||||
PIMAGE_OPTIONAL_HEADER OptionalHeader;
|
||||
ANSI_STRING AnsiName;
|
||||
DLL *current;
|
||||
|
||||
DPRINT("LdrGetDllHandle (Unknown1 %x Unknown2 %x DllName %wZ BaseAddress %p)\n",
|
||||
Unknown1, Unknown2, DllName, BaseAddress);
|
||||
|
||||
current = &LdrDllListHead;
|
||||
|
||||
// NULL is the current process
|
||||
if ( DllName == NULL )
|
||||
{
|
||||
*BaseAddress = current->BaseAddress;
|
||||
DPRINT1("BaseAddress %x\n", *BaseAddress);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
RtlUnicodeStringToAnsiString (&AnsiName, DllName, TRUE);
|
||||
|
||||
do
|
||||
{
|
||||
OptionalHeader = & current->Headers->OptionalHeader;
|
||||
ExportDir = (PIMAGE_EXPORT_DIRECTORY)
|
||||
OptionalHeader->DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT]
|
||||
.VirtualAddress;
|
||||
ExportDir = (PIMAGE_EXPORT_DIRECTORY)
|
||||
((ULONG)ExportDir + (ULONG)current->BaseAddress);
|
||||
|
||||
DPRINT("Scanning %x %x %x\n",ExportDir->Name,
|
||||
current->BaseAddress,
|
||||
(ExportDir->Name + current->BaseAddress));
|
||||
DPRINT("Scanning %s %s\n",
|
||||
ExportDir->Name + current->BaseAddress, AnsiName.Buffer);
|
||||
|
||||
if (!_stricmp(ExportDir->Name + current->BaseAddress, AnsiName.Buffer))
|
||||
{
|
||||
RtlFreeAnsiString (&AnsiName);
|
||||
*BaseAddress = current->BaseAddress;
|
||||
DPRINT1("BaseAddress %x\n", *BaseAddress);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
current = current->Next;
|
||||
|
||||
} while (current != & LdrDllListHead);
|
||||
|
||||
DbgPrint("Failed to find dll %s\n", AnsiName.Buffer);
|
||||
RtlFreeAnsiString (&AnsiName);
|
||||
*BaseAddress = NULL;
|
||||
|
||||
return STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
LdrGetProcedureAddress (IN PVOID BaseAddress,
|
||||
IN PANSI_STRING Name,
|
||||
|
|
|
|||
|
|
@ -31,7 +31,6 @@ STUB(KiUserExceptionDispatcher)
|
|||
STUB(LdrEnumResources)
|
||||
STUB(LdrFindEntryForAddress)
|
||||
STUB(LdrFindResourceDirectory_U)
|
||||
STUB(LdrGetDllHandle)
|
||||
STUB(LdrProcessRelocationBlock)
|
||||
STUB(LdrQueryImageFileExecutionOptions)
|
||||
STUB(LdrQueryProcessModuleInformation)
|
||||
|
|
|
|||
Loading…
Reference in a new issue