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

ntdll: Move the builtin image checks to virtual_map_builtin_module(). 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-03-22 09:57:03 +01:00
parent 24a5a10142
commit cb14be78ff
3 changed files with 45 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

69
dlls/ntdll/unix/loader.c
View File

@ -94,8 +94,6 @@
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;
@ -1169,23 +1167,6 @@ static NTSTATUS CDECL load_so_dll( UNICODE_STRING *nt_name, void **module )
}
/* check a PE library architecture */
static BOOL is_valid_binary( const SECTION_IMAGE_INFORMATION *info )
{
#ifdef __i386__
return info->Machine == IMAGE_FILE_MACHINE_I386;
#elif defined(__arm__)
return info->Machine == IMAGE_FILE_MACHINE_ARM ||
info->Machine == IMAGE_FILE_MACHINE_THUMB ||
info->Machine == IMAGE_FILE_MACHINE_ARMNT;
#elif defined(__x86_64__)
/* we don't support 32-bit IL-only builtins yet */
return info->Machine == IMAGE_FILE_MACHINE_AMD64;
#elif defined(__aarch64__)
return info->Machine == IMAGE_FILE_MACHINE_ARM64;
#endif
}
/* check if the library is the correct architecture */
/* only returns false for a valid library of the wrong arch */
static int check_library_arch( int fd )
@ -1234,7 +1215,8 @@ 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, void **module,
SIZE_T *size_ptr, SECTION_IMAGE_INFORMATION *image_info, BOOL prefer_native )
SIZE_T *size_ptr, SECTION_IMAGE_INFORMATION *image_info,
WORD machine, BOOL prefer_native )
{
LARGE_INTEGER size;
NTSTATUS status;
@ -1261,27 +1243,7 @@ static NTSTATUS open_dll_file( const char *name, OBJECT_ATTRIBUTES *attr, void *
NtClose( handle );
if (status) return status;
NtQuerySection( mapping, SectionImageInformation, image_info, sizeof(*image_info), NULL );
/* ignore non-builtins */
if (!(image_info->u.s.WineBuiltin))
{
WARN( "%s found in WINEDLLPATH but not a builtin, ignoring\n", debugstr_a(name) );
NtClose( mapping );
return STATUS_DLL_NOT_FOUND;
}
if (!is_valid_binary( image_info ))
{
TRACE( "%s is for arch %x, continuing search\n", debugstr_a(name), image_info->Machine );
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;
}
status = virtual_map_builtin_module( mapping, module, size_ptr );
status = virtual_map_builtin_module( mapping, module, size_ptr, image_info, machine, prefer_native );
NtClose( mapping );
return status;
}
@ -1291,13 +1253,13 @@ static NTSTATUS open_dll_file( const char *name, OBJECT_ATTRIBUTES *attr, void *
* open_builtin_file
*/
static NTSTATUS open_builtin_file( char *name, OBJECT_ATTRIBUTES *attr, void **module, SIZE_T *size,
SECTION_IMAGE_INFORMATION *image_info, BOOL prefer_native )
SECTION_IMAGE_INFORMATION *image_info, WORD machine, BOOL prefer_native )
{
NTSTATUS status;
int fd;
*module = NULL;
status = open_dll_file( name, attr, module, size, image_info, prefer_native );
status = open_dll_file( name, attr, module, size, image_info, machine, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) return status;
/* try .so file */
@ -1328,7 +1290,7 @@ static NTSTATUS open_builtin_file( char *name, OBJECT_ATTRIBUTES *attr, void **m
* find_builtin_dll
*/
static NTSTATUS find_builtin_dll( UNICODE_STRING *nt_name, void **module, SIZE_T *size_ptr,
SECTION_IMAGE_INFORMATION *image_info, BOOL prefer_native )
SECTION_IMAGE_INFORMATION *image_info, WORD machine, BOOL prefer_native )
{
unsigned int i, pos, namepos, namelen, maxlen = 0;
unsigned int len = nt_name->Length / sizeof(WCHAR);
@ -1369,7 +1331,7 @@ static NTSTATUS find_builtin_dll( UNICODE_STRING *nt_name, void **module, SIZE_T
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, module, size_ptr, image_info, prefer_native );
status = open_builtin_file( ptr, &attr, module, size_ptr, image_info, machine, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) goto done;
/* now as a program */
@ -1380,7 +1342,7 @@ static NTSTATUS find_builtin_dll( UNICODE_STRING *nt_name, void **module, SIZE_T
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, module, size_ptr, image_info, prefer_native );
status = open_builtin_file( ptr, &attr, module, size_ptr, image_info, machine, prefer_native );
if (status != STATUS_DLL_NOT_FOUND) goto done;
}
@ -1388,7 +1350,7 @@ static NTSTATUS find_builtin_dll( UNICODE_STRING *nt_name, void **module, SIZE_T
{
file[pos + len + 1] = 0;
ptr = prepend( file + pos, dll_paths[i], strlen(dll_paths[i]) );
status = open_builtin_file( ptr, &attr, module, size_ptr, image_info, prefer_native );
status = open_builtin_file( ptr, &attr, module, size_ptr, image_info, machine, prefer_native );
if (status == STATUS_IMAGE_MACHINE_TYPE_MISMATCH) found_image = TRUE;
else if (status != STATUS_DLL_NOT_FOUND) goto done;
}
@ -1415,7 +1377,7 @@ static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module,
SIZE_T size;
NTSTATUS status;
status = find_builtin_dll( nt_name, module, &size, image_info, prefer_native );
status = find_builtin_dll( nt_name, module, &size, image_info, current_machine, prefer_native );
if (status == STATUS_IMAGE_NOT_AT_BASE) status = STATUS_SUCCESS;
return status;
}
@ -1430,6 +1392,7 @@ static NTSTATUS CDECL load_builtin_dll( UNICODE_STRING *nt_name, void **module,
NTSTATUS load_builtin( const pe_image_info_t *image_info, const WCHAR *filename,
void **module, SIZE_T *size )
{
WORD machine = image_info->machine; /* request same machine as the native one */
NTSTATUS status;
UNICODE_STRING nt_name;
SECTION_IMAGE_INFORMATION info;
@ -1450,7 +1413,7 @@ NTSTATUS load_builtin( const pe_image_info_t *image_info, const WCHAR *filename,
case LO_BUILTIN:
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
status = find_builtin_dll( &nt_name, module, size, &info, FALSE );
status = find_builtin_dll( &nt_name, module, size, &info, machine, FALSE );
if (status == STATUS_DLL_NOT_FOUND) return STATUS_IMAGE_ALREADY_LOADED;
return status;
default:
@ -1466,7 +1429,7 @@ NTSTATUS load_builtin( const pe_image_info_t *image_info, const WCHAR *filename,
case LO_BUILTIN:
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
return find_builtin_dll( &nt_name, module, size, &info, FALSE );
return find_builtin_dll( &nt_name, module, size, &info, machine, FALSE );
default:
return STATUS_DLL_NOT_FOUND;
}
@ -1477,10 +1440,10 @@ NTSTATUS load_builtin( const pe_image_info_t *image_info, const WCHAR *filename,
case LO_NATIVE_BUILTIN:
return STATUS_IMAGE_ALREADY_LOADED;
case LO_BUILTIN:
return find_builtin_dll( &nt_name, module, size, &info, FALSE );
return find_builtin_dll( &nt_name, module, size, &info, machine, FALSE );
case LO_BUILTIN_NATIVE:
case LO_DEFAULT:
status = find_builtin_dll( &nt_name, module, size, &info, (loadorder == LO_DEFAULT) );
status = find_builtin_dll( &nt_name, module, size, &info, machine, (loadorder == LO_DEFAULT) );
if (status == STATUS_DLL_NOT_FOUND) return STATUS_IMAGE_ALREADY_LOADED;
return status;
default:
@ -1587,7 +1550,7 @@ static void load_ntdll(void)
init_unicode_string( &str, path );
InitializeObjectAttributes( &attr, &str, 0, 0, NULL );
name[strlen(name) - 3] = 0; /* remove .so */
status = open_builtin_file( name, &attr, &module, &size, &info, FALSE );
status = open_builtin_file( name, &attr, &module, &size, &info, current_machine, FALSE );
if (status == STATUS_IMAGE_NOT_AT_BASE) relocate_ntdll( module );
else if (status) fatal_error( "failed to load %s error %x\n", name, status );
free( name );

5
dlls/ntdll/unix/unix_private.h
View File

@ -180,7 +180,8 @@ extern void *anon_mmap_alloc( size_t size, int prot ) DECLSPEC_HIDDEN;
extern void virtual_init(void) DECLSPEC_HIDDEN;
extern ULONG_PTR get_system_affinity_mask(void) DECLSPEC_HIDDEN;
extern void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_map_builtin_module( HANDLE mapping, void **module, SIZE_T *size ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_map_builtin_module( HANDLE mapping, void **module, SIZE_T *size,
SECTION_IMAGE_INFORMATION *info, WORD machine, BOOL prefer_native ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_create_builtin_view( void *module, const UNICODE_STRING *nt_name,
pe_image_info_t *info, void *so_handle ) DECLSPEC_HIDDEN;
extern TEB *virtual_alloc_first_teb(void) DECLSPEC_HIDDEN;
@ -261,6 +262,8 @@ extern void WINAPI call_raise_user_exception_dispatcher( NTSTATUS (WINAPI *dispa
extern void *get_syscall_frame(void) DECLSPEC_HIDDEN;
extern void set_syscall_frame(void *frame) DECLSPEC_HIDDEN;
#define IMAGE_DLLCHARACTERISTICS_PREFER_NATIVE 0x0010 /* Wine extension */
#define TICKSPERSEC 10000000
#define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)86400)

28
dlls/ntdll/unix/virtual.c
View File

@ -2735,7 +2735,8 @@ void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info )
/***********************************************************************
* virtual_map_builtin_module
*/
NTSTATUS virtual_map_builtin_module( HANDLE mapping, void **module, SIZE_T *size )
NTSTATUS virtual_map_builtin_module( HANDLE mapping, void **module, SIZE_T *size,
SECTION_IMAGE_INFORMATION *info, WORD machine, BOOL prefer_native )
{
mem_size_t full_size;
unsigned int sec_flags;
@ -2753,8 +2754,29 @@ NTSTATUS virtual_map_builtin_module( HANDLE mapping, void **module, SIZE_T *size
*module = NULL;
*size = 0;
filename = (WCHAR *)(image_info + 1);
status = virtual_map_image( mapping, SECTION_MAP_READ | SECTION_MAP_EXECUTE,
module, size, 0, shared_file, 0, image_info, filename, TRUE );
if (!(image_info->image_flags & IMAGE_FLAGS_WineBuiltin)) /* ignore non-builtins */
{
WARN( "%s found in WINEDLLPATH but not a builtin, ignoring\n", debugstr_w(filename) );
status = STATUS_DLL_NOT_FOUND;
}
else if (machine && image_info->machine != machine)
{
TRACE( "%s is for arch %04x, continuing search\n", debugstr_w(filename), image_info->machine );
status = STATUS_IMAGE_MACHINE_TYPE_MISMATCH;
}
else if (prefer_native && (image_info->dll_charact & IMAGE_DLLCHARACTERISTICS_PREFER_NATIVE))
{
TRACE( "%s has prefer-native flag, ignoring builtin\n", debugstr_w(filename) );
status = STATUS_IMAGE_ALREADY_LOADED;
}
else
{
status = virtual_map_image( mapping, SECTION_MAP_READ | SECTION_MAP_EXECUTE,
module, size, 0, shared_file, 0, image_info, filename, TRUE );
virtual_fill_image_information( image_info, info );
}
if (shared_file) NtClose( shared_file );
free( image_info );
return status;