rc-md5.c

/* MD5 message-digest algorithm */
 
/* This file is licensed under the BSD License, but is largely derived from
 * public domain source code
 */
 
/*
 *  FORCE MD5 TO USE OUR MD5 HEADER FILE!
 *
 *  If we don't do this, it might pick up the systems broken MD5.
 */
#include "rc-md5.h"
 
/*- Hash the provided data using MD5
 *
 * @param[out] output will hold a 16-byte checksum.
 * @param[in] input pointer to data to hash.
 * @param[in] inlen the length of input.
 -*/
void rc_md5_calc(unsigned char *output, unsigned char const *input,
                 size_t inlen)
{
        MD5_CTX context;
 
#ifdef HAVE_NETTLE
        md5_init(&context);
        md5_update(&context, inlen, input);
#ifdef HAVE_DIGEST_LENGTH_ARG
        md5_digest(&context, MD5_DIGEST_SIZE, output);
#else
        md5_digest(&context, output);
#endif
#else
        MD5Init(&context);
        MD5Update(&context, input, inlen);
        MD5Final(output, &context);
#endif
}