1 // Copyright 2017 The Abseil Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of 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,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "absl/random/seed_sequences.h"
16 
17 #include "absl/random/internal/pool_urbg.h"
18 
19 namespace absl {
20 ABSL_NAMESPACE_BEGIN
21 
MakeSeedSeq()22 SeedSeq MakeSeedSeq() {
23   SeedSeq::result_type seed_material[8];
24   random_internal::RandenPool<uint32_t>::Fill(absl::MakeSpan(seed_material));
25   return SeedSeq(std::begin(seed_material), std::end(seed_material));
26 }
27 
28 ABSL_NAMESPACE_END
29 }  // namespace absl
30