65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
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/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
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* rights reserved.
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*
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* License to copy and use this software is granted provided that it
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* is identified as the "RSA Data Security, Inc. MD5 Message-Digest
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* Algorithm" in all material mentioning or referencing this software
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* or this function.
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*
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* License is also granted to make and use derivative works provided
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* that such works are identified as "derived from the RSA Data
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* Security, Inc. MD5 Message-Digest Algorithm" in all material
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* mentioning or referencing the derived work.
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*
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* RSA Data Security, Inc. makes no representations concerning either
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* the merchantability of this software or the suitability of this
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* software for any particular purpose. It is provided "as is"
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* without express or implied warranty of any kind.
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*
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* These notices must be retained in any copies of any part of this
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* documentation and/or software.
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*/
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#ifndef __libpbd_md5_h__
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#define __libpbd_md5_h__
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#include <string.h>
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#include <stdint.h>
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class MD5
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{
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public:
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MD5();
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// an MD5 digest is a 16-byte number (32 hex digits)
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uint8_t digestRaw[16] ;
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// This version of the digest is actually
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// a "printf'd" version of the digest.
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char digestChars[33] ;
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void writeToString ();
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char* digestFile (char *filename);
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char* digestMemory (uint8_t const * memchunk, size_t len);
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char* digestString (char const *string);
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private:
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struct context_t {
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uint32_t state[4]; /* state (ABCD) */
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uint32_t count[2]; /* number of bits, modulo 2^64 (lsb first) */
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uint8_t buffer[64]; /* input buffer */
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};
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context_t context;
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void Init ();
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void Transform (uint32_t state[4], uint8_t const * block);
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void Encode (uint8_t *output, uint32_t const *input, size_t len);
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void Decode (uint32_t *output, uint8_t const * input, size_t len);
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void Update (uint8_t const *input, size_t inputLen);
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void Final ();
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};
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#endif /* __libpbd_md5_h__ */
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