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54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
// md5.hpp
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/* Copyright 2009 10gen Inc.
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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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#pragma once
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#include "md5.h"
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namespace mongo {
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typedef unsigned char md5digest[16];
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inline void md5(const void *buf, int nbytes, md5digest digest) {
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md5_state_t st;
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md5_init(&st);
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md5_append(&st, (const md5_byte_t *) buf, nbytes);
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md5_finish(&st, digest);
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}
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inline void md5(const char *str, md5digest digest) {
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md5(str, strlen(str), digest);
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}
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inline std::string digestToString( md5digest digest ){
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static const char * letters = "0123456789abcdef";
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stringstream ss;
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for ( int i=0; i<16; i++){
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unsigned char c = digest[i];
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ss << letters[ ( c >> 4 ) & 0xf ] << letters[ c & 0xf ];
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}
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return ss.str();
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}
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inline std::string md5simpledigest( string s ){
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md5digest d;
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md5( s.c_str() , d );
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return digestToString( d );
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}
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} // namespace mongo
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