md5.h 1.0 KB

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  1. /* $OpenBSD: md5.h,v 1.3 2014/11/16 17:39:09 tedu Exp $ */
  2. /*
  3. * This code implements the MD5 message-digest algorithm.
  4. * The algorithm is due to Ron Rivest. This code was
  5. * written by Colin Plumb in 1993, no copyright is claimed.
  6. * This code is in the public domain; do with it what you wish.
  7. *
  8. * Equivalent code is available from RSA Data Security, Inc.
  9. * This code has been tested against that, and is equivalent,
  10. * except that you don't need to include two pages of legalese
  11. * with every copy.
  12. */
  13. #ifndef _MD5_H_
  14. #define _MD5_H_
  15. #include <stddef.h>
  16. #include "UpnpStdInt.h"
  17. #define MD5_BLOCK_LENGTH 64
  18. #define MD5_DIGEST_LENGTH 16
  19. typedef struct MD5Context {
  20. uint32_t state[4]; /* state */
  21. uint64_t count; /* number of bits, mod 2^64 */
  22. uint8_t buffer[MD5_BLOCK_LENGTH]; /* input buffer */
  23. } MD5_CTX;
  24. void MD5Init(MD5_CTX *);
  25. void MD5Update(MD5_CTX *, const void *, size_t);
  26. void MD5Final(uint8_t [MD5_DIGEST_LENGTH], MD5_CTX *);
  27. void MD5Transform(uint32_t [4], const uint8_t [MD5_BLOCK_LENGTH]);
  28. #endif /* _MD5_H_ */