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