blowfish.c File Reference

#include <openssl/blowfish.h>
#include <openssl/cipher.h>
#include <openssl/obj.h>
#include <assert.h>
#include <string.h>
#include "../../crypto/internal.h"
#include "../macros.h"

Include dependency graph for blowfish.c:

Go to the source code of this file.

Macros
#define	BF_ENC(LL, R, S, P)

Functions
static int	bf_cbc_cipher (EVP_CIPHER_CTX *ctx, uint8_t *out, const uint8_t *in, size_t len)
void	BF_cbc_encrypt (const uint8_t *in, uint8_t *out, size_t length, const BF_KEY *schedule, uint8_t *ivec, int encrypt)
static void	BF_cfb64_encrypt (const uint8_t *in, uint8_t *out, size_t length, const BF_KEY *schedule, uint8_t *ivec, int *num, int encrypt)
static int	bf_cfb_cipher (EVP_CIPHER_CTX *ctx, uint8_t *out, const uint8_t *in, size_t len)
void	BF_decrypt (uint32_t *data, const BF_KEY *key)
static int	bf_ecb_cipher (EVP_CIPHER_CTX *ctx, uint8_t *out, const uint8_t *in, size_t len)
void	BF_ecb_encrypt (const uint8_t *in, uint8_t *out, const BF_KEY *key, int encrypt)
void	BF_encrypt (uint32_t *data, const BF_KEY *key)
static int	bf_init_key (EVP_CIPHER_CTX *ctx, const uint8_t *key, const uint8_t *iv, int enc)
void	BF_set_key (BF_KEY *key, size_t len, const uint8_t *data)
const EVP_CIPHER *	EVP_bf_cbc (void)
const EVP_CIPHER *	EVP_bf_cfb (void)
const EVP_CIPHER *	EVP_bf_ecb (void)

Variables
static const EVP_CIPHER	bf_cbc
static const EVP_CIPHER	bf_cfb
static const EVP_CIPHER	bf_ecb
static const BF_KEY	bf_init

Macro Definition Documentation

BF_ENC

#define BF_ENC	(		LL,
			R,
			S,
			P
	)

Value:

  (LL ^= P,                                                               \
   LL ^=                                                                  \
   (((S[((int)(R >> 24) & 0xff)] + S[0x0100 + ((int)(R >> 16) & 0xff)]) ^ \
     S[0x0200 + ((int)(R >> 8) & 0xff)]) +                                \
    S[0x0300 + ((int)(R)&0xff)]) &                                        \
   0xffffffffL)

Definition at line 68 of file blowfish.c.

Function Documentation

bf_cbc_cipher()

static int bf_cbc_cipher ( EVP_CIPHER_CTX *  ctx, uint8_t *  out, const uint8_t *  in, size_t  len  )

static

Definition at line 579 of file blowfish.c.

BF_cbc_encrypt()

void BF_cbc_encrypt	(	const uint8_t *	in,
		uint8_t *	out,
		size_t	length,
		const BF_KEY *	schedule,
		uint8_t *	ivec,
		int	encrypt
	)

Definition at line 155 of file blowfish.c.

BF_cfb64_encrypt()

static void BF_cfb64_encrypt ( const uint8_t *  in, uint8_t *  out, size_t  length, const BF_KEY *  schedule, uint8_t *  ivec, int *  num, int  encrypt  )

static

Definition at line 501 of file blowfish.c.

bf_cfb_cipher()

static int bf_cfb_cipher ( EVP_CIPHER_CTX *  ctx, uint8_t *  out, const uint8_t *  in, size_t  len  )

static

Definition at line 586 of file blowfish.c.

BF_decrypt()

void BF_decrypt	(	uint32_t *	data,
		const BF_KEY *	key
	)

Definition at line 108 of file blowfish.c.

bf_ecb_cipher()

static int bf_ecb_cipher ( EVP_CIPHER_CTX *  ctx, uint8_t *  out, const uint8_t *  in, size_t  len  )

static

Definition at line 564 of file blowfish.c.

BF_ecb_encrypt()

void BF_ecb_encrypt	(	const uint8_t *	in,
		uint8_t *	out,
		const BF_KEY *	key,
		int	encrypt
	)

Definition at line 140 of file blowfish.c.

BF_encrypt()

void BF_encrypt	(	uint32_t *	data,
		const BF_KEY *	key
	)

Definition at line 76 of file blowfish.c.

bf_init_key()

static int bf_init_key ( EVP_CIPHER_CTX *  ctx, const uint8_t *  key, const uint8_t *  iv, int  enc  )

static

Definition at line 557 of file blowfish.c.

BF_set_key()

void BF_set_key	(	BF_KEY *	key,
		size_t	len,
		const uint8_t *	data
	)

Definition at line 445 of file blowfish.c.

EVP_bf_cbc()

const EVP_CIPHER* EVP_bf_cbc

(

void

)

Definition at line 624 of file blowfish.c.

EVP_bf_cfb()

const EVP_CIPHER* EVP_bf_cfb

(

void

)

Definition at line 626 of file blowfish.c.

EVP_bf_ecb()

const EVP_CIPHER* EVP_bf_ecb

(

void

)

Definition at line 622 of file blowfish.c.

Variable Documentation

bf_cbc

const EVP_CIPHER bf_cbc

static

Initial value:

= {
    NID_bf_cbc,          BF_BLOCK ,
    16 ,   BF_BLOCK ,
    sizeof(BF_KEY),      EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH,
    NULL , bf_init_key,
    bf_cbc_cipher,       NULL ,
    NULL ,
}

Definition at line 604 of file blowfish.c.

bf_cfb

const EVP_CIPHER bf_cfb

static

Initial value:

= {
    NID_bf_cfb64,        1 ,
    16 ,   BF_BLOCK ,
    sizeof(BF_KEY),      EVP_CIPH_CFB_MODE | EVP_CIPH_VARIABLE_LENGTH,
    NULL , bf_init_key,
    bf_cfb_cipher,       NULL ,
    NULL ,
}

Definition at line 613 of file blowfish.c.

bf_ecb

const EVP_CIPHER bf_ecb

static

Initial value:

= {
    NID_bf_ecb,          BF_BLOCK ,
    16 ,   BF_BLOCK ,
    sizeof(BF_KEY),      EVP_CIPH_ECB_MODE | EVP_CIPH_VARIABLE_LENGTH,
    NULL , bf_init_key,
    bf_ecb_cipher,       NULL ,
    NULL ,
}

Definition at line 595 of file blowfish.c.

bf_init

const BF_KEY bf_init

static

Definition at line 231 of file blowfish.c.