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ntdll: Moved the calling of the process entry point to LdrInitializeThunk.

This commit is contained in:
Alexandre Julliard 2006-07-13 14:58:04 +02:00
parent 38440f561d
commit 50fca716fd
3 changed files with 16 additions and 22 deletions
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17
dlls/kernel/process.c
View File

@ -54,7 +54,6 @@
WINE_DEFAULT_DEBUG_CHANNEL(process); WINE_DEFAULT_DEBUG_CHANNEL(process);
WINE_DECLARE_DEBUG_CHANNEL(file); WINE_DECLARE_DEBUG_CHANNEL(file);
WINE_DECLARE_DEBUG_CHANNEL(relay);
typedef struct typedef struct
{ {
@ -794,23 +793,7 @@ static void start_process( void *arg )
{ {
__TRY __TRY
{ {
PEB *peb = NtCurrentTeb()->Peb;
IMAGE_NT_HEADERS *nt;
LPTHREAD_START_ROUTINE entry;
LdrInitializeThunk( 0, 0, 0, 0 ); LdrInitializeThunk( 0, 0, 0, 0 );
nt = RtlImageNtHeader( peb->ImageBaseAddress );
entry = (LPTHREAD_START_ROUTINE)((char *)peb->ImageBaseAddress +
nt->OptionalHeader.AddressOfEntryPoint);
if (TRACE_ON(relay))
DPRINTF( "%04lx:Starting process %s (entryproc=%p)\n", GetCurrentThreadId(),
debugstr_w(peb->ProcessParameters->ImagePathName.Buffer), entry );
SetLastError( 0 ); /* clear error code */
if (peb->BeingDebugged) DbgBreakPoint();
ExitProcess( entry( peb ) );
} }
__EXCEPT(UnhandledExceptionFilter) __EXCEPT(UnhandledExceptionFilter)
{ {

19
dlls/ntdll/loader.c
View File

@ -2094,6 +2094,8 @@ void WINAPI LdrInitializeThunk( ULONG unknown1, ULONG unknown2, ULONG unknown3,
LPCWSTR load_path; LPCWSTR load_path;
PEB *peb = NtCurrentTeb()->Peb; PEB *peb = NtCurrentTeb()->Peb;
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( peb->ImageBaseAddress ); IMAGE_NT_HEADERS *nt = RtlImageNtHeader( peb->ImageBaseAddress );
LPTHREAD_START_ROUTINE entry = (LPTHREAD_START_ROUTINE)((char *)peb->ImageBaseAddress +
nt->OptionalHeader.AddressOfEntryPoint);
if (main_exe_file) NtClose( main_exe_file ); /* at this point the main module is created */ if (main_exe_file) NtClose( main_exe_file ); /* at this point the main module is created */
@ -2125,9 +2127,9 @@ void WINAPI LdrInitializeThunk( ULONG unknown1, ULONG unknown2, ULONG unknown3,
/* Signal the parent process to continue */ /* Signal the parent process to continue */
SERVER_START_REQ( init_process_done ) SERVER_START_REQ( init_process_done )
{ {
req->module = peb->ImageBaseAddress; req->module = peb->ImageBaseAddress;
req->entry = (char *)peb->ImageBaseAddress + nt->OptionalHeader.AddressOfEntryPoint; req->entry = entry;
req->gui = (nt->OptionalHeader.Subsystem != IMAGE_SUBSYSTEM_WINDOWS_CUI); req->gui = (nt->OptionalHeader.Subsystem != IMAGE_SUBSYSTEM_WINDOWS_CUI);
status = wine_server_call( req ); status = wine_server_call( req );
} }
SERVER_END_REQ; SERVER_END_REQ;
@ -2151,7 +2153,16 @@ void WINAPI LdrInitializeThunk( ULONG unknown1, ULONG unknown2, ULONG unknown3,
RtlLeaveCriticalSection( &loader_section ); RtlLeaveCriticalSection( &loader_section );
if (nt->FileHeader.Characteristics & IMAGE_FILE_LARGE_ADDRESS_AWARE) VIRTUAL_UseLargeAddressSpace(); if (nt->FileHeader.Characteristics & IMAGE_FILE_LARGE_ADDRESS_AWARE) VIRTUAL_UseLargeAddressSpace();
return;
if (TRACE_ON(relay))
DPRINTF( "%04lx:Starting process %s (entryproc=%p)\n", GetCurrentThreadId(),
debugstr_w(peb->ProcessParameters->ImagePathName.Buffer), entry );
RtlSetLastWin32ErrorAndNtStatusFromNtStatus( STATUS_SUCCESS ); /* clear error code */
if (peb->BeingDebugged) DbgBreakPoint();
status = entry( peb );
LdrShutdownProcess();
NtTerminateProcess( GetCurrentProcess(), status );
error: error:
ERR( "Main exe initialization for %s failed, status %lx\n", ERR( "Main exe initialization for %s failed, status %lx\n",

2
include/winternl.h
View File

@ -1726,7 +1726,7 @@ NTSTATUS WINAPI LdrFindResourceDirectory_U(HMODULE,const LDR_RESOURCE_INFO*,ULO
NTSTATUS WINAPI LdrFindResource_U(HMODULE,const LDR_RESOURCE_INFO*,ULONG,const IMAGE_RESOURCE_DATA_ENTRY**); NTSTATUS WINAPI LdrFindResource_U(HMODULE,const LDR_RESOURCE_INFO*,ULONG,const IMAGE_RESOURCE_DATA_ENTRY**);
NTSTATUS WINAPI LdrGetDllHandle(ULONG, ULONG, const UNICODE_STRING*, HMODULE*); NTSTATUS WINAPI LdrGetDllHandle(ULONG, ULONG, const UNICODE_STRING*, HMODULE*);
NTSTATUS WINAPI LdrGetProcedureAddress(HMODULE, const ANSI_STRING*, ULONG, void**); NTSTATUS WINAPI LdrGetProcedureAddress(HMODULE, const ANSI_STRING*, ULONG, void**);
void WINAPI LdrInitializeThunk(ULONG,ULONG,ULONG,ULONG); void DECLSPEC_NORETURN WINAPI LdrInitializeThunk(ULONG,ULONG,ULONG,ULONG);
NTSTATUS WINAPI LdrLoadDll(LPCWSTR, DWORD, const UNICODE_STRING*, HMODULE*); NTSTATUS WINAPI LdrLoadDll(LPCWSTR, DWORD, const UNICODE_STRING*, HMODULE*);
void WINAPI LdrShutdownProcess(void); void WINAPI LdrShutdownProcess(void);
void WINAPI LdrShutdownThread(void); void WINAPI LdrShutdownThread(void);