| Avi Drissman | 201a9a83 | 2022-09-13 19:39:25 | [diff] [blame] | 1 | // Copyright 2012 The Chromium Authors |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef CRYPTO_RANDOM_H_ |
| 6 | #define CRYPTO_RANDOM_H_ |
| 7 | |
| wtc@chromium.org | 32c7871 | 2012-12-08 04:08:28 | [diff] [blame] | 8 | #include <stddef.h> |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 9 | |
| Tom Sepez | b0d0de60 | 2024-01-26 06:47:31 | [diff] [blame] | 10 | #include <vector> |
| 11 | |
| Adam Langley | 9605f6f | 2020-03-12 19:16:33 | [diff] [blame] | 12 | #include "base/containers/span.h" |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 13 | #include "crypto/crypto_export.h" |
| 14 | |
| 15 | namespace crypto { |
| 16 | |
| Tom Sepez | b0d0de60 | 2024-01-26 06:47:31 | [diff] [blame] | 17 | // Fills the given buffer with `length` random bytes of cryptographically |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 18 | // secure random numbers. |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 19 | CRYPTO_EXPORT void RandBytes(void *bytes, size_t length); |
| 20 | |
| Tom Sepez | b0d0de60 | 2024-01-26 06:47:31 | [diff] [blame] | 21 | // Fills `bytes` with cryptographically-secure random bits. |
| Adam Langley | 9605f6f | 2020-03-12 19:16:33 | [diff] [blame] | 22 | CRYPTO_EXPORT void RandBytes(base::span<uint8_t> bytes); |
| Tom Sepez | b0d0de60 | 2024-01-26 06:47:31 | [diff] [blame] | 23 | |
| 24 | // Returns a vector of `length` bytes filled with cryptographically-secure |
| 25 | // random bits. |
| 26 | CRYPTO_EXPORT std::vector<uint8_t> RandBytesAsVector(size_t length); |
| mniknami@chromium.org | 9b20578 | 2012-08-02 20:22:25 | [diff] [blame] | 27 | } |
| 28 | |
| davidben | 6004dc5 | 2017-02-03 04:15:29 | [diff] [blame] | 29 | #endif // CRYPTO_RANDOM_H_ |