md5.c File Reference

#include "md5.h"

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Defines
#define	S11   7
#define	S12   12
#define	S13   17
#define	S14   22
#define	S21   5
#define	S22   9
#define	S23   14
#define	S24   20
#define	S31   4
#define	S32   11
#define	S33   16
#define	S34   23
#define	S41   6
#define	S42   10
#define	S43   15
#define	S44   21
#define	F(x, y, z)   (((x) & (y)) | ((~x) & (z)))
#define	G(x, y, z)   (((x) & (z)) | ((y) & (~z)))
#define	H(x, y, z)   ((x) ^ (y) ^ (z))
#define	I(x, y, z)   ((y) ^ ((x) | (~z)))
#define	ROTATE_LEFT(x, n)   (((x) << (n)) | ((x) >> (32-(n))))
#define	FF(a, b, c, d, x, s, ac)   { (a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }
#define	GG(a, b, c, d, x, s, ac)   { (a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }
#define	HH(a, b, c, d, x, s, ac)   { (a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }
#define	II(a, b, c, d, x, s, ac)   { (a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }
Functions
static void MD5Transform	PROTO_LIST ((UINT4[4], const unsigned char[64]))
static void Encode	PROTO_LIST ((unsigned char *, UINT4 *, unsigned int))
static void Decode	PROTO_LIST ((UINT4 *, const unsigned char *, unsigned int))
static void MD5_memcpy	PROTO_LIST ((POINTER, POINTER, unsigned int))
static void MD5_memset	PROTO_LIST ((POINTER, int, unsigned int))
void	MD5Init (MD5_CTX *context)
void	MD5Update (MD5_CTX *context, const unsigned char *input, unsigned int inputLen)
void	MD5Final (digest, MD5_CTX *context)
static void	MD5Transform (state, block)
static void	Encode (unsigned char *output, UINT4 *input, unsigned int len)
static void	Decode (UINT4 *output, const unsigned char *input, unsigned int len)
static void	MD5_memcpy (POINTER output, POINTER input, unsigned int len)
static void	MD5_memset (POINTER output, int value, unsigned int len)
Variables
static unsigned char	PADDING [64]

---

Define Documentation

#define F	(	x,
		y,
		z		)	(((x) & (y)) | ((~x) & (z)))

Definition at line 62 of file md5.c.

#define FF	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)	{ (a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }

Definition at line 74 of file md5.c.

#define G	(	x,
		y,
		z		)	(((x) & (z)) | ((y) & (~z)))

Definition at line 63 of file md5.c.

#define GG	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)	{ (a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }

Definition at line 75 of file md5.c.

#define H	(	x,
		y,
		z		)	((x) ^ (y) ^ (z))

Definition at line 64 of file md5.c.

#define HH	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)	{ (a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }

Definition at line 76 of file md5.c.

#define I	(	x,
		y,
		z		)	((y) ^ ((x) | (~z)))

Definition at line 65 of file md5.c.

#define II	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)	{ (a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); (a) = ROTATE_LEFT ((a), (s)); (a) += (b); }

Definition at line 77 of file md5.c.

#define ROTATE_LEFT	(	x,
		n		)	(((x) << (n)) | ((x) >> (32-(n))))

Definition at line 69 of file md5.c.

#define S11   7

Definition at line 29 of file md5.c.

#define S12   12

Definition at line 30 of file md5.c.

#define S13   17

Definition at line 31 of file md5.c.

#define S14   22

Definition at line 32 of file md5.c.

#define S21   5

Definition at line 33 of file md5.c.

#define S22   9

Definition at line 34 of file md5.c.

#define S23   14

Definition at line 35 of file md5.c.

#define S24   20

Definition at line 36 of file md5.c.

#define S31   4

Definition at line 37 of file md5.c.

#define S32   11

Definition at line 38 of file md5.c.

#define S33   16

Definition at line 39 of file md5.c.

#define S34   23

Definition at line 40 of file md5.c.

#define S41   6

Definition at line 41 of file md5.c.

#define S42   10

Definition at line 42 of file md5.c.

#define S43   15

Definition at line 43 of file md5.c.

#define S44   21

Definition at line 44 of file md5.c.

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Function Documentation

static void Decode	(	UINT4 *	output,
		const unsigned char *	input,
		unsigned int	len
	)			[static]

Definition at line 278 of file md5.c.

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static void Encode	(	unsigned char *	output,
		UINT4 *	input,
		unsigned int	len
	)			[static]

Definition at line 260 of file md5.c.

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static void MD5_memcpy	(	POINTER	output,
		POINTER	input,
		unsigned int	len
	)			[static]

Definition at line 293 of file md5.c.

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static void MD5_memset	(	POINTER	output,
		int	value,
		unsigned int	len
	)			[static]

Definition at line 306 of file md5.c.

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void MD5Final	(	digest	,
		MD5_CTX *	context
	)

Definition at line 139 of file md5.c.

References MD5_CTX::count, Encode(), MD5_memset(), MD5Update(), and MD5_CTX::state.

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void MD5Init

(

MD5_CTX *

context

)

Definition at line 81 of file md5.c.

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static void MD5Transform	(	state	,
		block
	)			[static]

Definition at line 167 of file md5.c.

References b(), d(), Decode(), FF, GG, HH, II, MD5_memset(), S11, S12, S13, S14, S21, S22, S23, S24, S31, S32, S33, S34, S41, S42, S43, and S44.

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void MD5Update	(	MD5_CTX *	context,
		const unsigned char *	input,
		unsigned int	inputLen
	)

Definition at line 97 of file md5.c.

References MD5_memcpy(), and MD5Transform().

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static void MD5_memset PROTO_LIST

(

(POINTER, int, unsigned int)

)

[static]

static void MD5_memcpy PROTO_LIST

(

(POINTER, POINTER, unsigned int)

)

[static]

static void Decode PROTO_LIST

(

(UINT4 *, const unsigned char *, unsigned int)

)

[static]

static void Encode PROTO_LIST

(

(unsigned char *, UINT4 *, unsigned int)

)

[static]

static void MD5Transform PROTO_LIST

(

(UINT4[4], const unsigned char[64])

)

[static]

---

Variable Documentation

unsigned char PADDING[64] [static]

Initial value:

 {
  0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
}

Definition at line 54 of file md5.c.