43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
/*
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* Copyright (C) 2015 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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#ifndef RECOVERY_PRINT_SHA1_H
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#define RECOVERY_PRINT_SHA1_H
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#include <stdint.h>
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#include <string>
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#include "openssl/sha.h"
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static std::string print_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH], size_t len) {
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const char* hex = "0123456789abcdef";
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std::string result = "";
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for (size_t i = 0; i < len; ++i) {
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result.push_back(hex[(sha1[i]>>4) & 0xf]);
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result.push_back(hex[sha1[i] & 0xf]);
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}
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return result;
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}
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static std::string print_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH]) {
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return print_sha1(sha1, SHA_DIGEST_LENGTH);
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}
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static std::string short_sha1(const uint8_t sha1[SHA_DIGEST_LENGTH]) {
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return print_sha1(sha1, 4);
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}
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#endif // RECOVERY_PRINT_SHA1_H
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