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#include <sys/cdefs.h>
/*
*
* md4.h -- Header file for implementation of MD4 Message Digest Algorithm
* Updated: 2/13/90 by Ronald L. Rivest
* (C) 1990 RSA Data Security, Inc.
* Reformatted and de-linted - 2/12/91 Phil Karn
*/
/* MDstruct is the data structure for a message digest computation. */
typedef struct {
unsigned long buffer[4];/* Holds 4-word result of MD computation */
unsigned char count[8]; /* Number of bits processed so far */
unsigned int done; /* Nonzero means MD computation finished */
} MDstruct, *MDptr;
/* MDbegin(MD)
* Input: MD -- an MDptr
* Initialize the MDstruct prepatory to doing a message digest computation.
*/
extern void MDbegin __P((MDptr MDp));
/* MDupdate(MD,X,count)
* Input: MD -- an MDptr
* X -- a pointer to an array of unsigned characters.
* count -- the number of bits of X to use (an unsigned int).
* Updates MD using the first ``count'' bits of X.
* The array pointed to by X is not modified.
* If count is not a multiple of 8, MDupdate uses high bits of last byte.
* This is the basic input routine for a user.
* The routine terminates the MD computation when count < 512, so
* every MD computation should end with one call to MDupdate with a
* count less than 512. Zero is OK for a count.
*/
extern void MDupdate __P((MDptr MDp,unsigned char *X,unsigned int count));
/* MDprint(MD)
* Input: MD -- an MDptr
* Prints message digest buffer MD as 32 hexadecimal digits.
* Order is from low-order byte of buffer[0] to high-order byte of buffer[3].
* Each byte is printed with high-order hexadecimal digit first.
*/
extern void MDprint __P((MDptr MDp));
/* End of md4.h */
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