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ntdll: Fail to load non-existent dlls, except during prefix bootstrap.

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Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-03-31 10:19:10 +02:00
parent 8bcb44a99b
commit 42de71c387
2 changed files with 9 additions and 4 deletions
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6
dlls/kernel32/tests/module.c
View file

@ -1093,7 +1093,7 @@ static void test_SetDefaultDllDirectories(void)
ret = pSetDefaultDllDirectories( LOAD_LIBRARY_SEARCH_USER_DIRS );
ok( ret, "SetDefaultDllDirectories failed err %u\n", GetLastError() );
mod = LoadLibraryA( "authz.dll" );
todo_wine ok( !mod, "loading authz succeeded\n" );
ok( !mod, "loading authz succeeded\n" );
FreeLibrary( mod );
ret = pSetDefaultDllDirectories( LOAD_LIBRARY_SEARCH_SYSTEM32 );
ok( ret, "SetDefaultDllDirectories failed err %u\n", GetLastError() );
@ -1101,12 +1101,12 @@ static void test_SetDefaultDllDirectories(void)
ok( mod != NULL, "loading authz failed\n" );
FreeLibrary( mod );
mod = LoadLibraryExA( "authz.dll", 0, LOAD_LIBRARY_SEARCH_APPLICATION_DIR );
todo_wine ok( !mod, "loading authz succeeded\n" );
ok( !mod, "loading authz succeeded\n" );
FreeLibrary( mod );
ret = pSetDefaultDllDirectories( LOAD_LIBRARY_SEARCH_APPLICATION_DIR );
ok( ret, "SetDefaultDllDirectories failed err %u\n", GetLastError() );
mod = LoadLibraryA( "authz.dll" );
todo_wine ok( !mod, "loading authz succeeded\n" );
ok( !mod, "loading authz succeeded\n" );
FreeLibrary( mod );
ret = pSetDefaultDllDirectories( LOAD_LIBRARY_SEARCH_DEFAULT_DIRS );
ok( ret, "SetDefaultDllDirectories failed err %u\n", GetLastError() );

7
dlls/ntdll/loader.c
View file

@ -73,6 +73,7 @@ BOOL is_wow64 = FALSE;
/* system search path */
static const WCHAR system_path[] = L"C:\\windows\\system32;C:\\windows\\system;C:\\windows";
static BOOL is_prefix_bootstrap; /* are we bootstrapping the prefix? */
static BOOL imports_fixup_done = FALSE; /* set once the imports have been fixed up, before attaching them */
static BOOL process_detaching = FALSE; /* set on process detach to avoid deadlocks with thread detach */
static int free_lib_count; /* recursion depth of LdrUnloadDll calls */
@ -1918,10 +1919,14 @@ static NTSTATUS build_module( LPCWSTR load_path, const UNICODE_STRING *nt_name,
static void build_ntdll_module(void)
{
MEMORY_BASIC_INFORMATION meminfo;
FILE_BASIC_INFORMATION basic_info;
UNICODE_STRING nt_name;
OBJECT_ATTRIBUTES attr;
WINE_MODREF *wm;
RtlInitUnicodeString( &nt_name, L"\\??\\C:\\windows\\system32\\ntdll.dll" );
InitializeObjectAttributes( &attr, &nt_name, OBJ_CASE_INSENSITIVE, 0, NULL );
is_prefix_bootstrap = NtQueryAttributesFile( &attr, &basic_info) != STATUS_SUCCESS;
NtQueryVirtualMemory( GetCurrentProcess(), build_ntdll_module, MemoryBasicInformation,
&meminfo, sizeof(meminfo), NULL );
wm = alloc_module( meminfo.AllocationBase, &nt_name, TRUE );
@ -2647,7 +2652,7 @@ static NTSTATUS search_dll_file( LPCWSTR paths, LPCWSTR search, UNICODE_STRING *
if (found_image)
status = STATUS_IMAGE_MACHINE_TYPE_MISMATCH;
else if (!wcspbrk( search, L":/\\" ))
else if (is_prefix_bootstrap && !wcspbrk( search, L":/\\" ))
status = find_builtin_without_file( search, nt_name, pwm, mapping, image_info, id );
done: