blob: cd707dd47e426a951ec7ea5e79fae0be4c40db2e [file] [log] [blame]
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "bin/crypto.h"
#include "bin/dartutils.h"
#include "include/dart_api.h"
namespace dart {
namespace bin {
void FUNCTION_NAME(Crypto_GetRandomBytes)(Dart_NativeArguments args) {
Dart_EnterScope();
Dart_Handle count_obj = Dart_GetNativeArgument(args, 0);
int64_t count = 0;
if (!DartUtils::GetInt64Value(count_obj, &count)) {
Dart_Handle error =
DartUtils::NewString("Invalid argument, must be an int.");
Dart_ThrowException(error);
}
uint8_t* buffer = new uint8_t[count];
ASSERT(buffer != NULL);
if (!Crypto::GetRandomBytes(count, buffer)) {
delete[] buffer;
Dart_ThrowException(DartUtils::NewDartOSError());
}
Dart_Handle result = Dart_NewTypedData(kUint8, count);
if (Dart_IsError(result)) {
delete[] buffer;
Dart_Handle error = DartUtils::NewString("Failed to allocate storage.");
Dart_ThrowException(error);
}
Dart_ListSetAsBytes(result, 0, buffer, count);
Dart_SetReturnValue(args, result);
delete[] buffer;
Dart_ExitScope();
}
} // namespace bin
} // namespace dart