1 | /* Copyright 2018 The TensorFlow Authors. All Rights Reserved. |
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 | http://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 | |
16 | #ifndef TENSORFLOW_CORE_KERNELS_STATELESS_RANDOM_OPS_H_ |
17 | #define TENSORFLOW_CORE_KERNELS_STATELESS_RANDOM_OPS_H_ |
18 | |
19 | #include "tensorflow/core/framework/tensor.h" |
20 | #include "tensorflow/core/lib/random/random_distributions.h" |
21 | |
22 | namespace tensorflow { |
23 | |
24 | // Generates a key and counter that can be used to seed a PhiloxRandom, |
25 | // generator, based on the seed value in `seed_t`. |
26 | // |
27 | // REQUIRES: `seed_t` must be a length-2 vector of type DT_INT{32,64}. |
28 | // `out_key` and `out_counter` must be non-null. |
29 | Status GenerateKey(Tensor seed_t, random::PhiloxRandom::Key* out_key, |
30 | random::PhiloxRandom::ResultType* out_counter); |
31 | |
32 | } // namespace tensorflow |
33 | |
34 | #endif // TENSORFLOW_CORE_KERNELS_STATELESS_RANDOM_OPS_H_ |
35 | |