0
Files
src/base/rand_util.h
rvargas@google.com f5661ca939 Base: A few more files using BASE_API (for base.dll)
BUG=76996
TEST=none
Review URL: http://codereview.chromium.org/6729002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@79303 0039d316-1c4b-4281-b951-d872f2087c98
2011-03-24 19:00:20 +00:00

33 lines
988 B
C++

// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_RAND_UTIL_H_
#define BASE_RAND_UTIL_H_
#pragma once
#include "base/base_api.h"
#include "base/basictypes.h"
namespace base {
// Returns a random number in range [0, kuint64max]. Thread-safe.
BASE_API uint64 RandUint64();
// Returns a random number between min and max (inclusive). Thread-safe.
BASE_API int RandInt(int min, int max);
// Returns a random number in range [0, max). Thread-safe.
//
// Note that this can be used as an adapter for std::random_shuffle():
// Given a pre-populated |std::vector<int> myvector|, shuffle it as
// std::random_shuffle(myvector.begin(), myvector.end(), base::RandGenerator);
BASE_API uint64 RandGenerator(uint64 max);
// Returns a random double in range [0, 1). Thread-safe.
BASE_API double RandDouble();
} // namespace base
#endif // BASE_RAND_UTIL_H_