| /* |
| ** |
| ** Copyright 2017, The Android Open Source Project |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #include <keymaster/km_openssl/software_random_source.h> |
| #include <openssl/rand.h> |
| |
| namespace keymaster { |
| |
| keymaster_error_t SoftwareRandomSource::GenerateRandom(uint8_t* buffer, size_t length) const { |
| if (RAND_bytes(buffer, length) != 1) return KM_ERROR_UNKNOWN_ERROR; |
| return KM_ERROR_OK; |
| } |
| |
| } // namespace keymaster |