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Revert "advapi32: Fix RegEnumValueW when enumerating long values.".

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This reverts commit 443ef6e7a6026f6aaa5ffcfcbc33d582da780ac5.
The tests fail on all versions of Windows.
This commit is contained in:
Huw Davies 2015-06-22 21:23:54 +01:00 committed by Alexandre Julliard
parent d940ac2412
commit 645a31474c
2 changed files with 37 additions and 44 deletions
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8
dlls/advapi32/registry.c
View File

@ -1922,12 +1922,16 @@ LSTATUS WINAPI RegEnumValueW( HKEY hkey, DWORD index, LPWSTR value, LPDWORD val_
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation, status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buffer, total_size, &total_size ); buffer, total_size, &total_size );
if (status && status != STATUS_BUFFER_OVERFLOW) goto done;
if (value || data)
{
/* retry with a dynamically allocated buffer */ /* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW) while (status == STATUS_BUFFER_OVERFLOW)
{ {
if (buf_ptr != buffer) heap_free( buf_ptr ); if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size ))) return ERROR_NOT_ENOUGH_MEMORY; if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_VALUE_FULL_INFORMATION *)buf_ptr; info = (KEY_VALUE_FULL_INFORMATION *)buf_ptr;
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation, status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buf_ptr, total_size, &total_size ); buf_ptr, total_size, &total_size );
@ -1963,6 +1967,8 @@ LSTATUS WINAPI RegEnumValueW( HKEY hkey, DWORD index, LPWSTR value, LPDWORD val_
if (ptr > (WCHAR *)data && ptr[-1]) *ptr = 0; if (ptr > (WCHAR *)data && ptr[-1]) *ptr = 0;
} }
} }
}
else status = STATUS_SUCCESS;
overflow: overflow:
if (type) *type = info->Type; if (type) *type = info->Type;

13
dlls/advapi32/tests/registry.c
View File

@ -522,8 +522,6 @@ static void test_enum_value(void)
static const WCHAR foobarW[] = {'f','o','o','b','a','r',0}; static const WCHAR foobarW[] = {'f','o','o','b','a','r',0};
static const WCHAR testW[] = {'T','e','s','t',0}; static const WCHAR testW[] = {'T','e','s','t',0};
static const WCHAR xxxW[] = {'x','x','x','x','x','x','x','x',0}; static const WCHAR xxxW[] = {'x','x','x','x','x','x','x','x',0};
WCHAR longW[128];
int i;
/* create the working key for new 'Test' value */ /* create the working key for new 'Test' value */
res = RegCreateKeyA( hkey_main, "TestKey", &test_key ); res = RegCreateKeyA( hkey_main, "TestKey", &test_key );
@ -712,17 +710,6 @@ static void test_enum_value(void)
ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" ); ok( !memcmp( valueW, testW, sizeof(testW) ), "value is not 'Test'\n" );
ok( !memcmp( dataW, foobarW, sizeof(foobarW) ), "data is not 'foobar'\n" ); ok( !memcmp( dataW, foobarW, sizeof(foobarW) ), "data is not 'foobar'\n" );
/* tests the overflow case for the fixed "char buffer[]" in RegEnumValueW */
for (i = 0; i < sizeof(longW)/sizeof(WCHAR); i++) longW[i] = 'x';
longW[i - 1] = 0;
res = RegSetValueExW( test_key, testW, 0, REG_SZ, (const BYTE *)longW, sizeof(longW) );
ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", res );
data_count = 20;
type = 1234;
res = RegEnumValueW( test_key, 0, NULL, NULL, NULL, &type, NULL, &data_count);
ok( res == ERROR_SUCCESS, "expected ERROR_SUCCESS, got %d\n", res );
ok( data_count == sizeof(longW), "data_count set to %d\n", data_count );
cleanup: cleanup:
RegDeleteKeyA(test_key, ""); RegDeleteKeyA(test_key, "");
RegCloseKey(test_key); RegCloseKey(test_key);