| // Copyright 2016 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. |
| |
| #include "net/http2/tools/http2_random.h" |
| |
| #include <memory> |
| |
| #include "base/rand_util.h" |
| |
| namespace net { |
| namespace test { |
| |
| bool Http2Random::OneIn(int n) { |
| return base::RandGenerator(n) == 0; |
| } |
| |
| int32_t Http2Random::Uniform(int32_t n) { |
| return base::RandGenerator(n); |
| } |
| |
| uint8_t Http2Random::Rand8() { |
| return base::RandGenerator( |
| static_cast<uint64_t>(std::numeric_limits<uint8_t>::max()) + 1); |
| } |
| |
| uint16_t Http2Random::Rand16() { |
| return base::RandGenerator( |
| static_cast<uint64_t>(std::numeric_limits<uint16_t>::max()) + 1); |
| } |
| |
| uint32_t Http2Random::Rand32() { |
| return base::RandGenerator( |
| static_cast<uint64_t>(std::numeric_limits<uint32_t>::max()) + 1); |
| } |
| |
| uint64_t Http2Random::Rand64() { |
| return base::RandUint64(); |
| } |
| |
| int32_t Http2Random::Next() { |
| return Rand32(); |
| } |
| |
| int32_t Http2Random::Skewed(int max_log) { |
| const uint32_t base = Rand32() % (max_log + 1); |
| const uint32_t mask = ((base < 32) ? (1u << base) : 0u) - 1u; |
| return Rand32() & mask; |
| } |
| |
| Http2String Http2Random::RandString(int length) { |
| std::unique_ptr<char[]> buffer(new char[length]); |
| base::RandBytes(buffer.get(), length); |
| return Http2String(buffer.get(), length); |
| } |
| |
| } // namespace test |
| } // namespace net |