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

ntdll: Stop resolving imports for the Unix library. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2020-08-24 13:25:26 +02:00
parent 0b3db9dfa2
commit 6844ff8a0b
1 changed files with 7 additions and 65 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
dlls/ntdll/unix/loader.c
View File

@ -92,8 +92,6 @@
WINE_DEFAULT_DEBUG_CHANNEL(module);
extern IMAGE_NT_HEADERS __wine_spec_nt_header;
void (WINAPI *pDbgUiRemoteBreakin)( void *arg ) = NULL;
NTSTATUS (WINAPI *pKiRaiseUserExceptionDispatcher)(void) = NULL;
void (WINAPI *pKiUserApcDispatcher)(CONTEXT*,ULONG_PTR,ULONG_PTR,ULONG_PTR,PNTAPCFUNC) = NULL;
@ -126,7 +124,6 @@ const char *build_dir = NULL;
const char *config_dir = NULL;
const char **dll_paths = NULL;
const char *user_name = NULL;
static HMODULE ntdll_module;
struct file_id
{
@ -160,11 +157,6 @@ static NTSTATUS add_builtin_module( void *module, void *handle, const struct sta
return STATUS_SUCCESS;
}
static inline void *get_rva( const IMAGE_NT_HEADERS *nt, ULONG_PTR addr )
{
return (BYTE *)nt + addr;
}
/* adjust an array of pointers to make them into RVAs */
static inline void fixup_rva_ptrs( void *array, BYTE *base, unsigned int count )
{
@ -780,63 +772,15 @@ static ULONG_PTR find_named_export( HMODULE module, const IMAGE_EXPORT_DIRECTORY
return 0;
}
static ULONG_PTR find_pe_export( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
const IMAGE_IMPORT_BY_NAME *name )
static void load_ntdll_functions( HMODULE module )
{
const WORD *ordinals = (const WORD *)((BYTE *)module + exports->AddressOfNameOrdinals);
const DWORD *names = (const DWORD *)((BYTE *)module + exports->AddressOfNames);
if (name->Hint < exports->NumberOfNames)
{
char *ename = (char *)module + names[name->Hint];
if (!strcmp( ename, (char *)name->Name ))
return find_ordinal_export( module, exports, ordinals[name->Hint] );
}
return find_named_export( module, exports, (char *)name->Name );
}
static void fixup_ntdll_imports( const IMAGE_NT_HEADERS *nt )
{
const IMAGE_EXPORT_DIRECTORY *ntdll_exports = get_export_dir( ntdll_module );
const IMAGE_IMPORT_DESCRIPTOR *descr;
const IMAGE_THUNK_DATA *import_list;
IMAGE_THUNK_DATA *thunk_list;
const IMAGE_EXPORT_DIRECTORY *ntdll_exports = get_export_dir( module );
void **ptr;
assert( ntdll_exports );
descr = get_rva( nt, nt->OptionalHeader.DataDirectory[IMAGE_FILE_IMPORT_DIRECTORY].VirtualAddress );
/* ntdll must be the only import */
assert( !strcmp( get_rva( nt, descr->Name ), "ntdll.dll" ));
assert( !descr[1].Name );
thunk_list = get_rva( nt, (DWORD)descr->FirstThunk );
if (descr->u.OriginalFirstThunk)
import_list = get_rva( nt, (DWORD)descr->u.OriginalFirstThunk );
else
import_list = thunk_list;
while (import_list->u1.Ordinal)
{
if (IMAGE_SNAP_BY_ORDINAL( import_list->u1.Ordinal ))
{
int ordinal = IMAGE_ORDINAL( import_list->u1.Ordinal ) - ntdll_exports->Base;
thunk_list->u1.Function = find_ordinal_export( ntdll_module, ntdll_exports, ordinal );
if (!thunk_list->u1.Function) ERR( "ordinal %u not found\n", ordinal );
}
else /* import by name */
{
IMAGE_IMPORT_BY_NAME *pe_name = get_rva( nt, import_list->u1.AddressOfData );
thunk_list->u1.Function = find_pe_export( ntdll_module, ntdll_exports, pe_name );
if (!thunk_list->u1.Function) ERR( "%s not found\n", pe_name->Name );
}
import_list++;
thunk_list++;
}
#define GET_FUNC(name) \
if (!(p##name = (void *)find_named_export( ntdll_module, ntdll_exports, #name ))) \
if (!(p##name = (void *)find_named_export( module, ntdll_exports, #name ))) \
ERR( "%s not found\n", #name )
GET_FUNC( DbgUiRemoteBreakin );
@ -848,7 +792,7 @@ static void fixup_ntdll_imports( const IMAGE_NT_HEADERS *nt )
GET_FUNC( __wine_set_unix_funcs );
#undef GET_FUNC
#define SET_PTR(name,val) \
if ((ptr = (void *)find_named_export( ntdll_module, ntdll_exports, #name ))) *ptr = val; \
if ((ptr = (void *)find_named_export( module, ntdll_exports, #name ))) *ptr = val; \
else ERR( "%s not found\n", #name )
SET_PTR( __wine_syscall_dispatcher, __wine_syscall_dispatcher );
@ -1294,7 +1238,7 @@ found:
/***********************************************************************
* load_ntdll
*/
static HMODULE load_ntdll(void)
static void load_ntdll(void)
{
NTSTATUS status;
void *module;
@ -1317,7 +1261,7 @@ static HMODULE load_ntdll(void)
}
if (status) fatal_error( "failed to load %s error %x\n", name, status );
free( name );
return module;
load_ntdll_functions( module );
}
@ -1705,9 +1649,7 @@ void __wine_main( int argc, char *argv[], char *envp[] )
#endif
virtual_init();
ntdll_module = load_ntdll();
fixup_ntdll_imports( &__wine_spec_nt_header );
load_ntdll();
init_environment( argc, argv, envp );
wine_dll_set_callback( load_builtin_callback );