enc_sha1.c File Reference

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

Go to the source code of this file.

Data Structures
struct	SHA1_CTX
Defines
#define	blk(i)
#define	blk0(i)   block->l[i]
#define	R0(v, w, x, y, z, i)   z+=((w&(x^y))^y)+blk0(i)+0x5A827999+rol(v,5);w=rol(w,30);
#define	R1(v, w, x, y, z, i)   z+=((w&(x^y))^y)+blk(i)+0x5A827999+rol(v,5);w=rol(w,30);
#define	R2(v, w, x, y, z, i)   z+=(w^x^y)+blk(i)+0x6ED9EBA1+rol(v,5);w=rol(w,30);
#define	R3(v, w, x, y, z, i)   z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=rol(w,30);
#define	R4(v, w, x, y, z, i)   z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);
#define	rol(value, bits)   (((value) << (bits)) | ((value) >> (32 - (bits))))
Functions
void	AnopeFini (void)
int	AnopeInit (int argc, char **argv)
int	sha1_check_password (const char *plaintext, const char *password)
int	sha1_decrypt (const char *src, char *dest, int size)
int	sha1_encrypt (const char *src, int len, char *dest, int size)
int	sha1_encrypt_check_len (int passlen, int bufsize)
int	sha1_encrypt_in_place (char *buf, int size)
void	SHA1Final (unsigned char digest[20], SHA1_CTX *context)
void	SHA1Init (SHA1_CTX *context)
void	SHA1Transform (unsigned long state[5], const unsigned char buffer[64])
void	SHA1Update (SHA1_CTX *context, const unsigned char *data, unsigned int len)

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Define Documentation

#define blk

(

i

)

Value:

(block->l[i&15] = rol(block->l[(i+13)&15]^block->l[(i+8)&15] \
    ^block->l[(i+2)&15]^block->l[i&15],1))

Definition at line 43 of file enc_sha1.c.

#define blk0

(

i

)

block->l[i]

Definition at line 41 of file enc_sha1.c.

#define R0	(	v,
		w,
		x,
		y,
		z,
		i		)	z+=((w&(x^y))^y)+blk0(i)+0x5A827999+rol(v,5);w=rol(w,30);

Definition at line 47 of file enc_sha1.c.

Referenced by SHA1Transform().

#define R1	(	v,
		w,
		x,
		y,
		z,
		i		)	z+=((w&(x^y))^y)+blk(i)+0x5A827999+rol(v,5);w=rol(w,30);

Definition at line 48 of file enc_sha1.c.

Referenced by SHA1Transform().

#define R2	(	v,
		w,
		x,
		y,
		z,
		i		)	z+=(w^x^y)+blk(i)+0x6ED9EBA1+rol(v,5);w=rol(w,30);

Definition at line 49 of file enc_sha1.c.

Referenced by SHA1Transform().

#define R3	(	v,
		w,
		x,
		y,
		z,
		i		)	z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=rol(w,30);

Definition at line 50 of file enc_sha1.c.

Referenced by SHA1Transform().

#define R4	(	v,
		w,
		x,
		y,
		z,
		i		)	z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);

Definition at line 51 of file enc_sha1.c.

Referenced by SHA1Transform().

#define rol	(	value,
		bits		)	(((value) << (bits)) | ((value) >> (32 - (bits))))

Definition at line 33 of file enc_sha1.c.

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Function Documentation

void AnopeFini

(

void

)

Definition at line 307 of file enc_sha1.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 292 of file enc_sha1.c.

References encmodule_check_password(), encmodule_decrypt(), encmodule_encrypt(), encmodule_encrypt_check_len(), encmodule_encrypt_in_place(), ENCRYPTION, MOD_CONT, moduleAddAuthor(), moduleAddVersion(), moduleSetType(), sha1_check_password(), sha1_decrypt(), sha1_encrypt(), sha1_encrypt_check_len(), and sha1_encrypt_in_place().

int sha1_check_password	(	const char *	plaintext,
		const char *	password
	)

Definition at line 277 of file enc_sha1.c.

References BUFSIZE, and sha1_encrypt().

Referenced by AnopeInit().

int sha1_decrypt	(	const char *	src,
		char *	dest,
		int	size
	)

Definition at line 271 of file enc_sha1.c.

Referenced by AnopeInit().

int sha1_encrypt	(	const char *	src,
		int	len,
		char *	dest,
		int	size
	)

Definition at line 221 of file enc_sha1.c.

References alog(), binary_to_hex(), debug, SHA1Final(), SHA1Init(), and SHA1Update().

Referenced by AnopeInit(), sha1_check_password(), and sha1_encrypt_in_place().

int sha1_encrypt_check_len	(	int	passlen,
		int	bufsize
	)

Definition at line 263 of file enc_sha1.c.

References fatal().

Referenced by AnopeInit().

int sha1_encrypt_in_place	(	char *	buf,
		int	size
	)

Definition at line 250 of file enc_sha1.c.

References sha1_encrypt().

Referenced by AnopeInit().

void SHA1Final	(	unsigned char	digest[20],
		SHA1_CTX *	context
	)

Definition at line 147 of file enc_sha1.c.

References SHA1_CTX::count, SHA1Transform(), and SHA1Update().

Referenced by sha1_encrypt().

void SHA1Init

(

SHA1_CTX *

context

)

Definition at line 111 of file enc_sha1.c.

References SHA1_CTX::count, and SHA1_CTX::state.

Referenced by sha1_encrypt().

void SHA1Transform	(	unsigned long	state[5],
		const unsigned char	buffer[64]
	)

Definition at line 56 of file enc_sha1.c.

References R0, R1, R2, R3, and R4.

Referenced by SHA1Final(), and SHA1Update().

void SHA1Update	(	SHA1_CTX *	context,
		const unsigned char *	data,
		unsigned int	len
	)

Definition at line 125 of file enc_sha1.c.

References SHA1_CTX::buffer, SHA1_CTX::count, SHA1Transform(), and SHA1_CTX::state.

Referenced by sha1_encrypt(), and SHA1Final().

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