md4.c File Reference

This source file contains the implemention of the MD4 hash algorithm. More...

#include <stdio.h>
#include "md4.h"
#include <inttypes.h>

Macros
#define	I0   0x67452301L /* Initial values for MD buffer */
#define	I1   0xefcdab89L
#define	I2   0x98badcfeL
#define	I3   0x10325476L
#define	C2   013240474631L /* round 2 constant = sqrt(2) in octal */
#define	C3   015666365641L /* round 3 constant = sqrt(3) in octal */
#define	fs1   3 /* round 1 shift amounts */
#define	fs2   7
#define	fs3   11
#define	fs4   19
#define	gs1   3 /* round 2 shift amounts */
#define	gs2   5
#define	gs3   9
#define	gs4   13
#define	hs1   3 /* round 3 shift amounts */
#define	hs2   9
#define	hs3   11
#define	hs4   15
#define	f(X, Y, Z)   ((X&Y) | ((~X)&Z))
#define	g(X, Y, Z)   ((X&Y) | (X&Z) | (Y&Z))
#define	h(X, Y, Z)   (X^Y^Z)
#define	rot(X, S)   (tmp=X,(tmp<<S) | (tmp>>(32-S)))
#define	ff(A, B, C, D, i, s)   A = rot((A + f(B,C,D) + X[i]),s)
#define	gg(A, B, C, D, i, s)   A = rot((A + g(B,C,D) + X[i] + C2),s)
#define	hh(A, B, C, D, i, s)   A = rot((A + h(B,C,D) + X[i] + C3),s)

Functions
void	MD4Print (MD4_CTX *MDp)
void	MD4Init (MD4_CTX *MDp)
void	MD4Update (MD4_CTX *MDp, unsigned char *X, unsigned int count)
void	MD4Final (unsigned char *buf, MD4_CTX *MD)

Detailed Description

This source file contains the implemention of the MD4 hash algorithm.