smok@google.com
ebbc2020a2
Review URL: https://codereview.chromium.org//14341015 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@22032 260f80e4-7a28-3924-810f-c04153c831b5
35 lines
749 B
C++
35 lines
749 B
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#define _CRT_RAND_S
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#include "platform/globals.h"
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#if defined(TARGET_OS_WINDOWS)
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#include "bin/crypto.h"
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namespace dart {
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namespace bin {
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bool Crypto::GetRandomBytes(intptr_t count, uint8_t* buffer) {
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uint32_t num;
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intptr_t read = 0;
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while (read < count) {
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if (rand_s(&num) != 0) {
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return false;
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}
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for (int i = 0; i < 4 && read < count; i++) {
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buffer[read] = num >> (i * 8);
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read++;
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}
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}
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return true;
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}
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} // namespace bin
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} // namespace dart
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#endif // defined(TARGET_OS_WINDOWS)
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