des.c File Reference

#include <openssl/des.h>
#include <stdlib.h>
#include "internal.h"

Include dependency graph for des.c:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	HPERM_OP(a, t, n, m)

Functions
void	DES_decrypt3 (uint32_t *data, const DES_key_schedule *ks1, const DES_key_schedule *ks2, const DES_key_schedule *ks3)
void	DES_ecb3_encrypt (const DES_cblock *input, DES_cblock *output, const DES_key_schedule *ks1, const DES_key_schedule *ks2, const DES_key_schedule *ks3, int enc)
void	DES_ecb_encrypt (const DES_cblock *in_block, DES_cblock *out_block, const DES_key_schedule *schedule, int is_encrypt)
void	DES_ede2_cbc_encrypt (const uint8_t *in, uint8_t *out, size_t len, const DES_key_schedule *ks1, const DES_key_schedule *ks2, DES_cblock *ivec, int enc)
void	DES_ede3_cbc_encrypt (const uint8_t *in, uint8_t *out, size_t len, const DES_key_schedule *ks1, const DES_key_schedule *ks2, const DES_key_schedule *ks3, DES_cblock *ivec, int enc)
static void	DES_encrypt1 (uint32_t *data, const DES_key_schedule *ks, int enc)
static void	DES_encrypt2 (uint32_t *data, const DES_key_schedule *ks, int enc)
void	DES_encrypt3 (uint32_t *data, const DES_key_schedule *ks1, const DES_key_schedule *ks2, const DES_key_schedule *ks3)
void	DES_ncbc_encrypt (const uint8_t *in, uint8_t *out, size_t len, const DES_key_schedule *schedule, DES_cblock *ivec, int enc)
void	DES_set_key (const DES_cblock *key, DES_key_schedule *schedule)
void	DES_set_key_unchecked (const DES_cblock *key, DES_key_schedule *schedule)
void	DES_set_odd_parity (DES_cblock *key)

Variables
static const uint32_t	des_skb [8][64]
static const uint32_t	DES_SPtrans [8][64]
static const uint8_t	kOddParity [256]

Macro Definition Documentation

HPERM_OP

#define HPERM_OP	(		a,
			t,
			n,
			m
	)

Value:

  ((t) = ((((a) << (16 - (n))) ^ (a)) & (m)), \
   (a) = (a) ^ (t) ^ ((t) >> (16 - (n))))

Definition at line 292 of file des.c.

Function Documentation

DES_decrypt3()

void DES_decrypt3	(	uint32_t *	data,
		const DES_key_schedule *	ks1,
		const DES_key_schedule *	ks2,
		const DES_key_schedule *	ks3
	)

Definition at line 521 of file des.c.

DES_ecb3_encrypt()

void DES_ecb3_encrypt	(	const DES_cblock *	input,
		DES_cblock *	output,
		const DES_key_schedule *	ks1,
		const DES_key_schedule *	ks2,
		const DES_key_schedule *	ks3,
		int	enc
	)

Definition at line 635 of file des.c.

DES_ecb_encrypt()

void DES_ecb_encrypt	(	const DES_cblock *	in_block,
		DES_cblock *	out_block,
		const DES_key_schedule *	schedule,
		int	is_encrypt
	)

Definition at line 540 of file des.c.

DES_ede2_cbc_encrypt()

void DES_ede2_cbc_encrypt	(	const uint8_t *	in,
		uint8_t *	out,
		size_t	len,
		const DES_key_schedule *	ks1,
		const DES_key_schedule *	ks2,
		DES_cblock *	ivec,
		int	enc
	)

Definition at line 758 of file des.c.

DES_ede3_cbc_encrypt()

void DES_ede3_cbc_encrypt	(	const uint8_t *	in,
		uint8_t *	out,
		size_t	len,
		const DES_key_schedule *	ks1,
		const DES_key_schedule *	ks2,
		const DES_key_schedule *	ks3,
		DES_cblock *	ivec,
		int	enc
	)

Definition at line 658 of file des.c.

DES_encrypt1()

static void DES_encrypt1 ( uint32_t *  data, const DES_key_schedule *  ks, int  enc  )

static

Definition at line 381 of file des.c.

DES_encrypt2()

static void DES_encrypt2 ( uint32_t *  data, const DES_key_schedule *  ks, int  enc  )

static

Definition at line 445 of file des.c.

DES_encrypt3()

void DES_encrypt3	(	uint32_t *	data,
		const DES_key_schedule *	ks1,
		const DES_key_schedule *	ks2,
		const DES_key_schedule *	ks3
	)

Definition at line 502 of file des.c.

DES_ncbc_encrypt()

void DES_ncbc_encrypt	(	const uint8_t *	in,
		uint8_t *	out,
		size_t	len,
		const DES_key_schedule *	schedule,
		DES_cblock *	ivec,
		int	enc
	)

Definition at line 559 of file des.c.

DES_set_key()

void DES_set_key	(	const DES_cblock *	key,
		DES_key_schedule *	schedule
	)

Definition at line 296 of file des.c.

DES_set_key_unchecked()

void DES_set_key_unchecked	(	const DES_cblock *	key,
		DES_key_schedule *	schedule
	)

Definition at line 769 of file des.c.

DES_set_odd_parity()

void DES_set_odd_parity

(

DES_cblock *

key

)

Definition at line 373 of file des.c.

Variable Documentation

des_skb

const uint32_t des_skb[8][64]

static

Definition at line 64 of file des.c.

DES_SPtrans

const uint32_t DES_SPtrans[8][64]

static

Definition at line 178 of file des.c.

kOddParity

const uint8_t kOddParity[256]

static

Initial value:

= {
    1,   1,   2,   2,   4,   4,   7,   7,   8,   8,   11,  11,  13,  13,  14,
    14,  16,  16,  19,  19,  21,  21,  22,  22,  25,  25,  26,  26,  28,  28,
    31,  31,  32,  32,  35,  35,  37,  37,  38,  38,  41,  41,  42,  42,  44,
    44,  47,  47,  49,  49,  50,  50,  52,  52,  55,  55,  56,  56,  59,  59,
    61,  61,  62,  62,  64,  64,  67,  67,  69,  69,  70,  70,  73,  73,  74,
    74,  76,  76,  79,  79,  81,  81,  82,  82,  84,  84,  87,  87,  88,  88,
    91,  91,  93,  93,  94,  94,  97,  97,  98,  98,  100, 100, 103, 103, 104,
    104, 107, 107, 109, 109, 110, 110, 112, 112, 115, 115, 117, 117, 118, 118,
    121, 121, 122, 122, 124, 124, 127, 127, 128, 128, 131, 131, 133, 133, 134,
    134, 137, 137, 138, 138, 140, 140, 143, 143, 145, 145, 146, 146, 148, 148,
    151, 151, 152, 152, 155, 155, 157, 157, 158, 158, 161, 161, 162, 162, 164,
    164, 167, 167, 168, 168, 171, 171, 173, 173, 174, 174, 176, 176, 179, 179,
    181, 181, 182, 182, 185, 185, 186, 186, 188, 188, 191, 191, 193, 193, 194,
    194, 196, 196, 199, 199, 200, 200, 203, 203, 205, 205, 206, 206, 208, 208,
    211, 211, 213, 213, 214, 214, 217, 217, 218, 218, 220, 220, 223, 223, 224,
    224, 227, 227, 229, 229, 230, 230, 233, 233, 234, 234, 236, 236, 239, 239,
    241, 241, 242, 242, 244, 244, 247, 247, 248, 248, 251, 251, 253, 253, 254,
    254
}

Definition at line 352 of file des.c.