JNIEXPORT jstring JNICALL
Java_net_rubygrapefruit_platform_internal_jni_WindowsRegistryFunctions_getStringValue(JNIEnv *env, jclass target, jint keyNum, jstring subkey, jstring valueName, jobject result) {
HKEY key = get_key_from_ordinal(keyNum);
wchar_t* subkeyStr = java_to_wchar(env, subkey, result);
wchar_t* valueNameStr = java_to_wchar(env, valueName, result);
DWORD size = 0;
LONG retval = SHRegGetValueW(key, subkeyStr, valueNameStr, SRRF_RT_REG_SZ, NULL, NULL, &size);
if (retval != ERROR_SUCCESS) {
free(subkeyStr);
free(valueNameStr);
if (retval != ERROR_FILE_NOT_FOUND) {
mark_failed_with_code(env, "could not determine size of registry value", retval, NULL, result);
}
return NULL;
}
wchar_t* value = (wchar_t*)malloc(sizeof(wchar_t) * (size+1));
retval = SHRegGetValueW(key, subkeyStr, valueNameStr, SRRF_RT_REG_SZ, NULL, value, &size);
free(subkeyStr);
free(valueNameStr);
if (retval != ERROR_SUCCESS) {
free(value);
mark_failed_with_code(env, "could not get registry value", retval, NULL, result);
return NULL;
}
jstring jvalue = wchar_to_java(env, value, wcslen(value), result);
free(value);
return jvalue;
}
static void init_logging() {
InitializeCriticalSection(&debug_file_section);
WCHAR path[MAX_PATH];
DWORD path_size = MAX_PATH;
DWORD err;
if ((err = SHRegGetValueW(HKEY_LOCAL_MACHINE, L"Software\\Google\\WebP Codec",
L"DebugPath", SRRF_RT_REG_SZ, NULL, path, &path_size)) != ERROR_SUCCESS) {
StringCchCopyW(path, MAX_PATH, L"C:\\DebugOut");
}
WCHAR filename[MAX_PATH];
time_t timestamp;
time(×tamp);
StringCchPrintfW(filename, MAX_PATH, L"%s\\webp-codec-debug-%010Ld-%08x.txt",
path, (LONGLONG)timestamp, GetCurrentProcessId());
debug_file = _wfopen(filename, L"w");
}
){kind=link}