33 lines
772 B
C++
33 lines
772 B
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/guid.h"
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#include "base/rand_util.h"
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#include "base/strings/stringprintf.h"
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namespace base {
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bool IsValidGUID(const std::string& guid) {
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const size_t kGUIDLength = 36U;
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if (guid.length() != kGUIDLength)
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return false;
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std::string hexchars = "0123456789ABCDEF";
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for (uint32 i = 0; i < guid.length(); ++i) {
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char current = guid[i];
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if (i == 8 || i == 13 || i == 18 || i == 23) {
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if (current != '-')
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return false;
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} else {
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if (hexchars.find(current) == std::string::npos)
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return false;
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}
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}
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return true;
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}
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} // namespace guid
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