xref: /aosp_15_r20/external/abseil-cpp/absl/random/internal/randen_detect.h (revision 9356374a3709195abf420251b3e825997ff56c0f)
1*9356374aSAndroid Build Coastguard Worker // Copyright 2017 The Abseil Authors.
2*9356374aSAndroid Build Coastguard Worker //
3*9356374aSAndroid Build Coastguard Worker // Licensed under the Apache License, Version 2.0 (the "License");
4*9356374aSAndroid Build Coastguard Worker // you may not use this file except in compliance with the License.
5*9356374aSAndroid Build Coastguard Worker // You may obtain a copy of the License at
6*9356374aSAndroid Build Coastguard Worker //
7*9356374aSAndroid Build Coastguard Worker //      https://www.apache.org/licenses/LICENSE-2.0
8*9356374aSAndroid Build Coastguard Worker //
9*9356374aSAndroid Build Coastguard Worker // Unless required by applicable law or agreed to in writing, software
10*9356374aSAndroid Build Coastguard Worker // distributed under the License is distributed on an "AS IS" BASIS,
11*9356374aSAndroid Build Coastguard Worker // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12*9356374aSAndroid Build Coastguard Worker // See the License for the specific language governing permissions and
13*9356374aSAndroid Build Coastguard Worker // limitations under the License.
14*9356374aSAndroid Build Coastguard Worker 
15*9356374aSAndroid Build Coastguard Worker #ifndef ABSL_RANDOM_INTERNAL_RANDEN_DETECT_H_
16*9356374aSAndroid Build Coastguard Worker #define ABSL_RANDOM_INTERNAL_RANDEN_DETECT_H_
17*9356374aSAndroid Build Coastguard Worker 
18*9356374aSAndroid Build Coastguard Worker #include "absl/base/config.h"
19*9356374aSAndroid Build Coastguard Worker 
20*9356374aSAndroid Build Coastguard Worker namespace absl {
21*9356374aSAndroid Build Coastguard Worker ABSL_NAMESPACE_BEGIN
22*9356374aSAndroid Build Coastguard Worker namespace random_internal {
23*9356374aSAndroid Build Coastguard Worker 
24*9356374aSAndroid Build Coastguard Worker // Returns whether the current CPU supports RandenHwAes implementation.
25*9356374aSAndroid Build Coastguard Worker // This typically involves supporting cryptographic extensions on whichever
26*9356374aSAndroid Build Coastguard Worker // platform is currently running.
27*9356374aSAndroid Build Coastguard Worker bool CPUSupportsRandenHwAes();
28*9356374aSAndroid Build Coastguard Worker 
29*9356374aSAndroid Build Coastguard Worker }  // namespace random_internal
30*9356374aSAndroid Build Coastguard Worker ABSL_NAMESPACE_END
31*9356374aSAndroid Build Coastguard Worker }  // namespace absl
32*9356374aSAndroid Build Coastguard Worker 
33*9356374aSAndroid Build Coastguard Worker #endif  // ABSL_RANDOM_INTERNAL_RANDEN_DETECT_H_
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