ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ntdll: Check the prefer-native flag in the PE header for default load order. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-02-18 11:11:22 +01:00
parent ad43872669
commit 37600028fc
3 changed files with 42 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
dlls/ntdll/loader.c
View File

@ -2360,7 +2360,7 @@ static NTSTATUS load_so_dll( LPCWSTR load_path, const UNICODE_STRING *nt_name,
* load_builtin_dll
*/
static NTSTATUS load_builtin_dll( LPCWSTR load_path, UNICODE_STRING *nt_name,
DWORD flags, WINE_MODREF** pwm )
DWORD flags, WINE_MODREF** pwm, BOOL prefer_native )
{
NTSTATUS status;
void *module, *unix_entry = NULL;
@ -2368,7 +2368,7 @@ static NTSTATUS load_builtin_dll( LPCWSTR load_path, UNICODE_STRING *nt_name,
TRACE("Trying built-in %s\n", debugstr_us(nt_name));
status = unix_funcs->load_builtin_dll( nt_name, &module, &unix_entry, &image_info );
status = unix_funcs->load_builtin_dll( nt_name, &module, &unix_entry, &image_info, prefer_native );
if (status) return status;
if ((*pwm = get_modref( module ))) /* already loaded */
@ -2682,7 +2682,7 @@ static NTSTATUS load_dll( const WCHAR *load_path, const WCHAR *libname, const WC
case LO_BUILTIN:
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
nts = load_builtin_dll( load_path, &nt_name, flags, pwm );
nts = load_builtin_dll( load_path, &nt_name, flags, pwm, FALSE );
if (nts == STATUS_DLL_NOT_FOUND)
nts = load_native_dll( load_path, &nt_name, mapping, &image_info, &id, flags, pwm );
break;
@ -2701,20 +2701,20 @@ static NTSTATUS load_dll( const WCHAR *load_path, const WCHAR *libname, const WC
nts = load_native_dll( load_path, &nt_name, mapping, &image_info, &id, flags, pwm );
break;
case LO_BUILTIN:
nts = load_builtin_dll( load_path, &nt_name, flags, pwm );
nts = load_builtin_dll( load_path, &nt_name, flags, pwm, FALSE );
break;
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
nts = load_builtin_dll( load_path, &nt_name, flags, pwm );
nts = load_builtin_dll( load_path, &nt_name, flags, pwm, loadorder == LO_DEFAULT );
if (nts == STATUS_SUCCESS && loadorder == LO_DEFAULT &&
(MODULE_InitDLL( *pwm, DLL_WINE_PREATTACH, NULL ) != STATUS_SUCCESS))
{
/* stub-only dll, try native */
TRACE( "%s pre-attach returned FALSE, preferring native\n", debugstr_us(&nt_name) );
LdrUnloadDll( (*pwm)->ldr.DllBase );
nts = STATUS_DLL_NOT_FOUND;
nts = STATUS_IMAGE_ALREADY_LOADED;
}
if (nts == STATUS_DLL_NOT_FOUND)
if (nts == STATUS_DLL_NOT_FOUND || nts == STATUS_IMAGE_ALREADY_LOADED)
nts = load_native_dll( load_path, &nt_name, mapping, &image_info, &id, flags, pwm );
break;
default:
@ -2733,7 +2733,7 @@ static NTSTATUS load_dll( const WCHAR *load_path, const WCHAR *libname, const WC
case LO_BUILTIN:
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
nts = load_builtin_dll( load_path, &nt_name, flags, pwm );
nts = load_builtin_dll( load_path, &nt_name, flags, pwm, FALSE );
break;
default:
nts = STATUS_DLL_NOT_FOUND;

52
dlls/ntdll/unix/loader.c
View File

@ -94,6 +94,8 @@
WINE_DEFAULT_DEBUG_CHANNEL(module);
#define IMAGE_DLLCHARACTERISTICS_PREFER_NATIVE 0x0010 /* Wine extension */
void (WINAPI *pDbgUiRemoteBreakin)( void *arg ) = NULL;
NTSTATUS (WINAPI *pKiRaiseUserExceptionDispatcher)(void) = NULL;
void (WINAPI *pKiUserApcDispatcher)(CONTEXT*,ULONG_PTR,ULONG_PTR,ULONG_PTR,PNTAPCFUNC) = NULL;
@ -981,8 +983,8 @@ static void fill_builtin_image_info( void *module, pe_image_info_t *info )
/***********************************************************************
* dlopen_dll
*/
static NTSTATUS dlopen_dll( const char *so_name, UNICODE_STRING *nt_name,
void **ret_module, pe_image_info_t *image_info )
static NTSTATUS dlopen_dll( const char *so_name, UNICODE_STRING *nt_name, void **ret_module,
pe_image_info_t *image_info, BOOL prefer_native )
{
struct builtin_module *builtin;
void *module, *handle;
@ -1023,6 +1025,12 @@ static NTSTATUS dlopen_dll( const char *so_name, UNICODE_STRING *nt_name,
}
fill_builtin_image_info( module, image_info );
if (prefer_native && (image_info->dll_charact & IMAGE_DLLCHARACTERISTICS_PREFER_NATIVE))
{
TRACE( "%s has prefer-native flag, ignoring builtin\n", debugstr_a(so_name) );
dlclose( handle );
return STATUS_IMAGE_ALREADY_LOADED;
}
if (add_builtin_module( module, handle, NULL ))
{
@ -1108,7 +1116,7 @@ static NTSTATUS CDECL load_so_dll( UNICODE_STRING *nt_name, void **module )
len = nt_name->Length / sizeof(WCHAR);
if (len > 3 && !wcsicmp( nt_name->Buffer + len - 3, soW )) nt_name->Length -= 3 * sizeof(WCHAR);
status = dlopen_dll( unix_name, nt_name, module, &info );
status = dlopen_dll( unix_name, nt_name, module, &info, FALSE );
free( unix_name );
return status;
}
@ -1179,7 +1187,7 @@ static inline char *prepend( char *buffer, const char *str, size_t len )
* Open a file for a new dll. Helper for open_builtin_file.
*/
static NTSTATUS open_dll_file( const char *name, OBJECT_ATTRIBUTES *attr, HANDLE *mapping, void **module,
SECTION_IMAGE_INFORMATION *image_info, struct stat *st )
SECTION_IMAGE_INFORMATION *image_info, struct stat *st, BOOL prefer_native )
{
struct builtin_module *builtin;
LARGE_INTEGER size;
@ -1228,14 +1236,20 @@ static NTSTATUS open_dll_file( const char *name, OBJECT_ATTRIBUTES *attr, HANDLE
if (!(image_info->u.s.WineBuiltin))
{
WARN( "%s found in WINEDLLPATH but not a builtin, ignoring\n", debugstr_a(name) );
status = STATUS_DLL_NOT_FOUND;
NtClose( *mapping );
return STATUS_DLL_NOT_FOUND;
}
else if (!is_valid_binary( image_info ))
if (!is_valid_binary( image_info ))
{
TRACE( "%s is for arch %x, continuing search\n", debugstr_a(name), image_info->Machine );
status = STATUS_IMAGE_MACHINE_TYPE_MISMATCH;
NtClose( *mapping );
return STATUS_IMAGE_MACHINE_TYPE_MISMATCH;
}
if (prefer_native && (image_info->DllCharacteristics & IMAGE_DLLCHARACTERISTICS_PREFER_NATIVE))
{
TRACE( "%s has prefer-native flag, ignoring builtin\n", debugstr_a(name) );
NtClose( *mapping );
return STATUS_IMAGE_ALREADY_LOADED;
}
return status;
}
@ -1245,12 +1259,13 @@ static NTSTATUS open_dll_file( const char *name, OBJECT_ATTRIBUTES *attr, HANDLE
* open_builtin_file
*/
static NTSTATUS open_builtin_file( char *name, OBJECT_ATTRIBUTES *attr, HANDLE *mapping, void **module,
SECTION_IMAGE_INFORMATION *image_info, struct stat *st )
SECTION_IMAGE_INFORMATION *image_info, struct stat *st,
BOOL prefer_native )
{
NTSTATUS status;
int fd;
status = open_dll_file( name, attr, mapping, module, image_info, st );
status = open_dll_file( name, attr, mapping, module, image_info, st, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) return status;
/* try .so file */
@ -1262,12 +1277,9 @@ static NTSTATUS open_builtin_file( char *name, OBJECT_ATTRIBUTES *attr, HANDLE *
{
pe_image_info_t info;
if (!dlopen_dll( name, attr->ObjectName, module, &info ))
{
virtual_fill_image_information( &info, image_info );
status = STATUS_SUCCESS;
}
else
status = dlopen_dll( name, attr->ObjectName, module, &info, prefer_native );
if (!status) virtual_fill_image_information( &info, image_info );
else if (status != STATUS_IMAGE_ALREADY_LOADED)
{
ERR( "failed to load .so lib %s\n", debugstr_a(name) );
status = STATUS_PROCEDURE_NOT_FOUND;
@ -1306,7 +1318,7 @@ static NTSTATUS map_builtin_module( HANDLE mapping, void **module, struct stat *
* load_builtin_dll
*/
static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module, void **unix_entry,
SECTION_IMAGE_INFORMATION *image_info )
SECTION_IMAGE_INFORMATION *image_info, BOOL prefer_native )
{
unsigned int i, pos, namepos, namelen, maxlen = 0;
unsigned int len = nt_name->Length / sizeof(WCHAR);
@ -1349,7 +1361,7 @@ static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module,
ptr = prepend( ptr, ptr, namelen );
ptr = prepend( ptr, "/dlls", sizeof("/dlls") - 1 );
ptr = prepend( ptr, build_dir, strlen(build_dir) );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) goto done;
/* now as a program */
@ -1360,7 +1372,7 @@ static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module,
ptr = prepend( ptr, ptr, namelen );
ptr = prepend( ptr, "/programs", sizeof("/programs") - 1 );
ptr = prepend( ptr, build_dir, strlen(build_dir) );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) goto done;
}
@ -1368,7 +1380,7 @@ static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module,
{
file[pos + len + 1] = 0;
ptr = prepend( file + pos, dll_paths[i], strlen(dll_paths[i]) );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st );
status = open_builtin_file( ptr, &attr, &mapping, module, image_info, &st, prefer_native );
if (status == STATUS_IMAGE_MACHINE_TYPE_MISMATCH) found_image = TRUE;
else if (status != STATUS_DLL_NOT_FOUND) goto done;
}
@ -1518,7 +1530,7 @@ static void load_ntdll(void)
str.MaximumLength = sizeof(path);
InitializeObjectAttributes( &attr, &str, 0, 0, NULL );
name[strlen(name) - 3] = 0; /* remove .so */
status = open_builtin_file( name, &attr, &mapping, &module, &info, &st );
status = open_builtin_file( name, &attr, &mapping, &module, &info, &st, FALSE );
if (!status && !module)
{
status = map_builtin_module( mapping, &module, &st );

4
dlls/ntdll/unixlib.h
View File

@ -26,7 +26,7 @@
struct _DISPATCHER_CONTEXT;
/* increment this when you change the function table */
#define NTDLL_UNIXLIB_VERSION 111
#define NTDLL_UNIXLIB_VERSION 112
struct unix_funcs
{
@ -82,7 +82,7 @@ struct unix_funcs
/* loader functions */
NTSTATUS (CDECL *load_so_dll)( UNICODE_STRING *nt_name, void **module );
NTSTATUS (CDECL *load_builtin_dll)( UNICODE_STRING *name, void **module, void **unix_entry,
SECTION_IMAGE_INFORMATION *image_info );
SECTION_IMAGE_INFORMATION *image_info, BOOL prefer_native );
NTSTATUS (CDECL *unload_builtin_dll)( void *module );
void (CDECL *init_builtin_dll)( void *module );
NTSTATUS (CDECL *unwind_builtin_dll)( ULONG type, struct _DISPATCHER_CONTEXT *dispatch,