46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include "util/md5.h"
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namespace doris {
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Md5Digest::Md5Digest() {
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MD5_Init(&_md5_ctx);
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}
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void Md5Digest::update(const void* data, size_t length) {
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MD5_Update(&_md5_ctx, data, length);
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}
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void Md5Digest::digest() {
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unsigned char buf[MD5_DIGEST_LENGTH];
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MD5_Final(buf, &_md5_ctx);
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char hex_buf[2 * MD5_DIGEST_LENGTH];
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static char dig_vec_lower[] = "0123456789abcdef";
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char* to = hex_buf;
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for (int i = 0; i < MD5_DIGEST_LENGTH; ++i) {
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*to++ = dig_vec_lower[buf[i] >> 4];
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*to++ = dig_vec_lower[buf[i] & 0x0F];
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}
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_hex.assign(hex_buf, 2 * MD5_DIGEST_LENGTH);
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}
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} // namespace doris
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