enc_md5.c File Reference

#include "module.h"
#include <string.h>

Include dependency graph for enc_md5.c:

Go to the source code of this file.

Data Structures
struct	MD5_CTX
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)
#define	GG(a, b, c, d, x, s, ac)
#define	HH(a, b, c, d, x, s, ac)
#define	II(a, b, c, d, x, s, ac)
#define	XTOI(c)   ((c)>9 ? (c)-'A'+10 : (c)-'0')
Typedefs
typedef unsigned int	UINT4
typedef void *	POINTER
Functions
void	MD5Transform (UINT4[4], unsigned char[64])
void	Encode (unsigned char *, UINT4 *, unsigned int)
void	Decode (UINT4 *, unsigned char *, unsigned int)
void	MD5Init (MD5_CTX *context)
void	MD5Update (MD5_CTX *context, unsigned char *input, unsigned int inputLen)
void	MD5Final (digest, MD5_CTX *context)
void	MD5Transform (state, block)
int	md5_encrypt (const char *src, int len, char *dest, int size)
int	md5_encrypt_in_place (char *buf, int size)
int	md5_encrypt_check_len (int passlen, int bufsize)
int	md5_decrypt (const char *src, char *dest, int size)
int	md5_check_password (const char *plaintext, const char *password)
int	AnopeInit (int argc, char **argv)
void	AnopeFini (void)
Variables
static unsigned char	PADDING [64]

---

Define Documentation

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

Definition at line 88 of file enc_md5.c.

#define FF	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)

Value:

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

Definition at line 100 of file enc_md5.c.

Referenced by MD5Transform().

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

Definition at line 89 of file enc_md5.c.

#define GG	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)

Value:

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

Definition at line 105 of file enc_md5.c.

Referenced by MD5Transform().

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

Definition at line 90 of file enc_md5.c.

#define HH	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)

Value:

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

Definition at line 110 of file enc_md5.c.

Referenced by MD5Transform().

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

Definition at line 91 of file enc_md5.c.

#define II	(	a,
		b,
		c,
		d,
		x,
		s,
		ac		)

Value:

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

Definition at line 115 of file enc_md5.c.

Referenced by MD5Transform().

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

Definition at line 95 of file enc_md5.c.

#define S11   7

Definition at line 59 of file enc_md5.c.

Referenced by MD5Transform().

#define S12   12

Definition at line 60 of file enc_md5.c.

Referenced by MD5Transform().

#define S13   17

Definition at line 61 of file enc_md5.c.

Referenced by MD5Transform().

#define S14   22

Definition at line 62 of file enc_md5.c.

Referenced by MD5Transform().

#define S21   5

Definition at line 63 of file enc_md5.c.

Referenced by MD5Transform().

#define S22   9

Definition at line 64 of file enc_md5.c.

Referenced by MD5Transform().

#define S23   14

Definition at line 65 of file enc_md5.c.

Referenced by MD5Transform().

#define S24   20

Definition at line 66 of file enc_md5.c.

Referenced by MD5Transform().

#define S31   4

Definition at line 67 of file enc_md5.c.

Referenced by MD5Transform().

#define S32   11

Definition at line 68 of file enc_md5.c.

Referenced by MD5Transform().

#define S33   16

Definition at line 69 of file enc_md5.c.

Referenced by MD5Transform().

#define S34   23

Definition at line 70 of file enc_md5.c.

Referenced by MD5Transform().

#define S41   6

Definition at line 71 of file enc_md5.c.

Referenced by MD5Transform().

#define S42   10

Definition at line 72 of file enc_md5.c.

Referenced by MD5Transform().

#define S43   15

Definition at line 73 of file enc_md5.c.

Referenced by MD5Transform().

#define S44   21

Definition at line 74 of file enc_md5.c.

Referenced by MD5Transform().

#define XTOI

(

c

)

((c)>9 ? (c)-'A'+10 : (c)-'0')

Definition at line 336 of file enc_md5.c.

Referenced by old_encrypt().

---

Typedef Documentation

typedef void* POINTER

Definition at line 55 of file enc_md5.c.

typedef unsigned int UINT4

Definition at line 43 of file enc_md5.c.

---

Function Documentation

void AnopeFini

(

void

)

Definition at line 415 of file enc_md5.c.

References encmodule_check_password(), encmodule_decrypt(), encmodule_encrypt(), encmodule_encrypt_check_len(), and encmodule_encrypt_in_place().

int AnopeInit	(	int	argc,
		char **	argv
	)

Definition at line 400 of file enc_md5.c.

References encmodule_check_password(), encmodule_decrypt(), encmodule_encrypt(), encmodule_encrypt_check_len(), encmodule_encrypt_in_place(), ENCRYPTION, md5_check_password(), md5_decrypt(), md5_encrypt(), md5_encrypt_check_len(), md5_encrypt_in_place(), MOD_CONT, moduleAddAuthor(), moduleAddVersion(), and moduleSetType().

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

Definition at line 320 of file enc_md5.c.

Referenced by MD5Transform().

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

Definition at line 302 of file enc_md5.c.

Referenced by MD5Final().

int md5_check_password	(	const char *	plaintext,
		const char *	password
	)

Definition at line 385 of file enc_md5.c.

References BUFSIZE, and md5_encrypt().

Referenced by AnopeInit().

int md5_decrypt	(	const char *	src,
		char *	dest,
		int	size
	)

Definition at line 379 of file enc_md5.c.

Referenced by AnopeInit().

int md5_encrypt	(	const char *	src,
		int	len,
		char *	dest,
		int	size
	)

Definition at line 338 of file enc_md5.c.

References alog(), binary_to_hex(), debug, MD5Final(), MD5Init(), and MD5Update().

Referenced by AnopeInit(), md5_check_password(), and md5_encrypt_in_place().

int md5_encrypt_check_len	(	int	passlen,
		int	bufsize
	)

Definition at line 371 of file enc_md5.c.

References fatal().

Referenced by AnopeInit().

int md5_encrypt_in_place	(	char *	buf,
		int	size
	)

Definition at line 365 of file enc_md5.c.

References md5_encrypt().

Referenced by AnopeInit().

void MD5Final	(	digest	,
		MD5_CTX *	context
	)

Definition at line 181 of file enc_md5.c.

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

Referenced by md5_encrypt(), and old_encrypt().

void MD5Init

(

MD5_CTX *

context

)

Definition at line 123 of file enc_md5.c.

Referenced by md5_encrypt(), and old_encrypt().

void MD5Transform	(	state	,
		block
	)

Definition at line 209 of file enc_md5.c.

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

void MD5Transform	(	UINT4	[4],
		unsigned	char[64]
	)

Referenced by MD5Update().

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

Definition at line 139 of file enc_md5.c.

References MD5Transform().

Referenced by md5_encrypt(), MD5Final(), and old_encrypt().

---

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 80 of file enc_md5.c.

Referenced by MD5Final().