xref: /aosp_15_r20/external/pigweed/pw_bluetooth_sapphire/host/common/random.cc (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 
15 #include "pw_bluetooth_sapphire/internal/host/common/random.h"
16 
17 namespace bt {
18 namespace {
19 
20 pw::random::RandomGenerator* g_random_generator = nullptr;
21 
22 }
23 
random_generator()24 pw::random::RandomGenerator* random_generator() { return g_random_generator; }
25 
set_random_generator(pw::random::RandomGenerator * generator)26 void set_random_generator(pw::random::RandomGenerator* generator) {
27   PW_CHECK(!generator || !g_random_generator);
28   g_random_generator = generator;
29 }
30 
31 }  // namespace bt
32