xref: /aosp_15_r20/external/cronet/crypto/random.cc (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 // Copyright 2012 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "crypto/random.h"
6 
7 #include <stddef.h>
8 
9 #include <vector>
10 
11 #include "base/rand_util.h"
12 
13 namespace crypto {
14 
RandBytes(void * bytes,size_t length)15 void RandBytes(void *bytes, size_t length) {
16   // It's OK to call base::RandBytes(), because it's already strongly random.
17   // But _other_ code should go through this function to ensure that code which
18   // needs secure randomness is easily discoverable.
19   base::RandBytes(bytes, length);
20 }
21 
RandBytes(base::span<uint8_t> bytes)22 void RandBytes(base::span<uint8_t> bytes) {
23   RandBytes(bytes.data(), bytes.size());
24 }
25 
RandBytesAsVector(size_t length)26 std::vector<uint8_t> RandBytesAsVector(size_t length) {
27   std::vector<uint8_t> result(length);
28   RandBytes(result);
29   return result;
30 }
31 
32 }  // namespace crypto
33 
34