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crypto: s390 - cleanup DES code

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Remove a stale file left over from 1efbd15c3b
and and cleanup the DES code a bit to make it easier to add new code.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jan Glauber 2011-04-19 21:29:15 +02:00 committed by Herbert Xu
parent 1822bc9093
commit 98971f8439
2 changed files with 96 additions and 235 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

132
arch/s390/crypto/des_check_key.c
View File

@ -1,132 +0,0 @@
/*
* Cryptographic API.
*
* Function for checking keys for the DES and Tripple DES Encryption
* algorithms.
*
* Originally released as descore by Dana L. How <how@isl.stanford.edu>.
* Modified by Raimar Falke <rf13@inf.tu-dresden.de> for the Linux-Kernel.
* Derived from Cryptoapi and Nettle implementations, adapted for in-place
* scatterlist interface. Changed LGPL to GPL per section 3 of the LGPL.
*
* s390 Version:
* Copyright IBM Corp. 2003
* Author(s): Thomas Spatzier
* Jan Glauber (jan.glauber@de.ibm.com)
*
* Derived from "crypto/des.c"
* Copyright (c) 1992 Dana L. How.
* Copyright (c) Raimar Falke <rf13@inf.tu-dresden.de>
* Copyright (c) Gisle Sflensminde <gisle@ii.uib.no>
* Copyright (C) 2001 Niels Mvller.
* Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/crypto.h>
#include "crypto_des.h"
#define ROR(d,c,o) ((d) = (d) >> (c) | (d) << (o))
static const u8 parity[] = {
8,1,0,8,0,8,8,0,0,8,8,0,8,0,2,8,0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,3,
0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,
0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,
8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,
0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,
8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,
8,0,0,8,0,8,8,0,0,8,8,0,8,0,0,8,0,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,
4,8,8,0,8,0,0,8,8,0,0,8,0,8,8,0,8,5,0,8,0,8,8,0,0,8,8,0,8,0,6,8,
};
/*
* RFC2451: Weak key checks SHOULD be performed.
*/
int
crypto_des_check_key(const u8 *key, unsigned int keylen, u32 *flags)
{
u32 n, w;
n = parity[key[0]]; n <<= 4;
n |= parity[key[1]]; n <<= 4;
n |= parity[key[2]]; n <<= 4;
n |= parity[key[3]]; n <<= 4;
n |= parity[key[4]]; n <<= 4;
n |= parity[key[5]]; n <<= 4;
n |= parity[key[6]]; n <<= 4;
n |= parity[key[7]];
w = 0x88888888L;
if ((*flags & CRYPTO_TFM_REQ_WEAK_KEY)
&& !((n - (w >> 3)) & w)) { /* 1 in 10^10 keys passes this test */
if (n < 0x41415151) {
if (n < 0x31312121) {
if (n < 0x14141515) {
/* 01 01 01 01 01 01 01 01 */
if (n == 0x11111111) goto weak;
/* 01 1F 01 1F 01 0E 01 0E */
if (n == 0x13131212) goto weak;
} else {
/* 01 E0 01 E0 01 F1 01 F1 */
if (n == 0x14141515) goto weak;
/* 01 FE 01 FE 01 FE 01 FE */
if (n == 0x16161616) goto weak;
}
} else {
if (n < 0x34342525) {
/* 1F 01 1F 01 0E 01 0E 01 */
if (n == 0x31312121) goto weak;
/* 1F 1F 1F 1F 0E 0E 0E 0E (?) */
if (n == 0x33332222) goto weak;
} else {
/* 1F E0 1F E0 0E F1 0E F1 */
if (n == 0x34342525) goto weak;
/* 1F FE 1F FE 0E FE 0E FE */
if (n == 0x36362626) goto weak;
}
}
} else {
if (n < 0x61616161) {
if (n < 0x44445555) {
/* E0 01 E0 01 F1 01 F1 01 */
if (n == 0x41415151) goto weak;
/* E0 1F E0 1F F1 0E F1 0E */
if (n == 0x43435252) goto weak;
} else {
/* E0 E0 E0 E0 F1 F1 F1 F1 (?) */
if (n == 0x44445555) goto weak;
/* E0 FE E0 FE F1 FE F1 FE */
if (n == 0x46465656) goto weak;
}
} else {
if (n < 0x64646565) {
/* FE 01 FE 01 FE 01 FE 01 */
if (n == 0x61616161) goto weak;
/* FE 1F FE 1F FE 0E FE 0E */
if (n == 0x63636262) goto weak;
} else {
/* FE E0 FE E0 FE F1 FE F1 */
if (n == 0x64646565) goto weak;
/* FE FE FE FE FE FE FE FE */
if (n == 0x66666666) goto weak;
}
}
}
}
return 0;
weak:
*flags |= CRYPTO_TFM_RES_WEAK_KEY;
return -EINVAL;
}
EXPORT_SYMBOL(crypto_des_check_key);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Key Check function for DES & DES3 Cipher Algorithms");

199
arch/s390/crypto/des_s390.c
View File

@ -22,22 +22,17 @@
#include "crypt_s390.h"
#define DES3_192_KEY_SIZE (3 * DES_KEY_SIZE)
#define DES3_KEY_SIZE (3 * DES_KEY_SIZE)
struct crypt_s390_des_ctx {
struct s390_des_ctx {
u8 iv[DES_BLOCK_SIZE];
u8 key[DES_KEY_SIZE];
};
struct crypt_s390_des3_192_ctx {
u8 iv[DES_BLOCK_SIZE];
u8 key[DES3_192_KEY_SIZE];
u8 key[DES3_KEY_SIZE];
};
static int des_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen)
unsigned int key_len)
{
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
u32 *flags = &tfm->crt_flags;
u32 tmp[DES_EXPKEY_WORDS];
@ -47,22 +42,22 @@ static int des_setkey(struct crypto_tfm *tfm, const u8 *key,
return -EINVAL;
}
memcpy(dctx->key, key, keylen);
memcpy(ctx->key, key, key_len);
return 0;
}
static void des_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
crypt_s390_km(KM_DEA_ENCRYPT, ctx->key, out, in, DES_BLOCK_SIZE);
}
static void des_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_DECRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
crypt_s390_km(KM_DEA_DECRYPT, ctx->key, out, in, DES_BLOCK_SIZE);
}
static struct crypto_alg des_alg = {
@ -71,7 +66,7 @@ static struct crypto_alg des_alg = {
.cra_priority = CRYPT_S390_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_CIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(des_alg.cra_list),
.cra_u = {
@ -86,7 +81,7 @@ static struct crypto_alg des_alg = {
};
static int ecb_desall_crypt(struct blkcipher_desc *desc, long func,
void *param, struct blkcipher_walk *walk)
u8 *key, struct blkcipher_walk *walk)
{
int ret = blkcipher_walk_virt(desc, walk);
unsigned int nbytes;
@ -97,7 +92,7 @@ static int ecb_desall_crypt(struct blkcipher_desc *desc, long func,
u8 *out = walk->dst.virt.addr;
u8 *in = walk->src.virt.addr;
ret = crypt_s390_km(func, param, out, in, n);
ret = crypt_s390_km(func, key, out, in, n);
BUG_ON((ret < 0) || (ret != n));
nbytes &= DES_BLOCK_SIZE - 1;
@ -108,7 +103,7 @@ static int ecb_desall_crypt(struct blkcipher_desc *desc, long func,
}
static int cbc_desall_crypt(struct blkcipher_desc *desc, long func,
void *param, struct blkcipher_walk *walk)
u8 *iv, struct blkcipher_walk *walk)
{
int ret = blkcipher_walk_virt(desc, walk);
unsigned int nbytes = walk->nbytes;
@ -116,20 +111,20 @@ static int cbc_desall_crypt(struct blkcipher_desc *desc, long func,
if (!nbytes)
goto out;
memcpy(param, walk->iv, DES_BLOCK_SIZE);
memcpy(iv, walk->iv, DES_BLOCK_SIZE);
do {
/* only use complete blocks */
unsigned int n = nbytes & ~(DES_BLOCK_SIZE - 1);
u8 *out = walk->dst.virt.addr;
u8 *in = walk->src.virt.addr;
ret = crypt_s390_kmc(func, param, out, in, n);
ret = crypt_s390_kmc(func, iv, out, in, n);
BUG_ON((ret < 0) || (ret != n));
nbytes &= DES_BLOCK_SIZE - 1;
ret = blkcipher_walk_done(desc, walk, nbytes);
} while ((nbytes = walk->nbytes));
memcpy(walk->iv, param, DES_BLOCK_SIZE);
memcpy(walk->iv, iv, DES_BLOCK_SIZE);
out:
return ret;
@ -139,22 +134,22 @@ static int ecb_des_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return ecb_desall_crypt(desc, KM_DEA_ENCRYPT, sctx->key, &walk);
return ecb_desall_crypt(desc, KM_DEA_ENCRYPT, ctx->key, &walk);
}
static int ecb_des_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return ecb_desall_crypt(desc, KM_DEA_DECRYPT, sctx->key, &walk);
return ecb_desall_crypt(desc, KM_DEA_DECRYPT, ctx->key, &walk);
}
static struct crypto_alg ecb_des_alg = {
@ -163,7 +158,7 @@ static struct crypto_alg ecb_des_alg = {
.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_type = &crypto_blkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(ecb_des_alg.cra_list),
@ -182,22 +177,22 @@ static int cbc_des_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return cbc_desall_crypt(desc, KMC_DEA_ENCRYPT, sctx->iv, &walk);
return cbc_desall_crypt(desc, KMC_DEA_ENCRYPT, ctx->iv, &walk);
}
static int cbc_des_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return cbc_desall_crypt(desc, KMC_DEA_DECRYPT, sctx->iv, &walk);
return cbc_desall_crypt(desc, KMC_DEA_DECRYPT, ctx->iv, &walk);
}
static struct crypto_alg cbc_des_alg = {
@ -206,7 +201,7 @@ static struct crypto_alg cbc_des_alg = {
.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_type = &crypto_blkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(cbc_des_alg.cra_list),
@ -235,10 +230,10 @@ static struct crypto_alg cbc_des_alg = {
* property.
*
*/
static int des3_192_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen)
static int des3_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int key_len)
{
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
u32 *flags = &tfm->crt_flags;
if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE) &&
@ -248,136 +243,134 @@ static int des3_192_setkey(struct crypto_tfm *tfm, const u8 *key,
*flags |= CRYPTO_TFM_RES_WEAK_KEY;
return -EINVAL;
}
memcpy(dctx->key, key, keylen);
memcpy(ctx->key, key, key_len);
return 0;
}
static void des3_192_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
static void des3_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
DES_BLOCK_SIZE);
crypt_s390_km(KM_TDEA_192_ENCRYPT, ctx->key, dst, src, DES_BLOCK_SIZE);
}
static void des3_192_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
static void des3_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
DES_BLOCK_SIZE);
crypt_s390_km(KM_TDEA_192_DECRYPT, ctx->key, dst, src, DES_BLOCK_SIZE);
}
static struct crypto_alg des3_192_alg = {
static struct crypto_alg des3_alg = {
.cra_name = "des3_ede",
.cra_driver_name = "des3_ede-s390",
.cra_priority = CRYPT_S390_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_CIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(des3_192_alg.cra_list),
.cra_list = LIST_HEAD_INIT(des3_alg.cra_list),
.cra_u = {
.cipher = {
.cia_min_keysize = DES3_192_KEY_SIZE,
.cia_max_keysize = DES3_192_KEY_SIZE,
.cia_setkey = des3_192_setkey,
.cia_encrypt = des3_192_encrypt,
.cia_decrypt = des3_192_decrypt,
.cia_min_keysize = DES3_KEY_SIZE,
.cia_max_keysize = DES3_KEY_SIZE,
.cia_setkey = des3_setkey,
.cia_encrypt = des3_encrypt,
.cia_decrypt = des3_decrypt,
}
}
};
static int ecb_des3_192_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
static int ecb_des3_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des3_192_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return ecb_desall_crypt(desc, KM_TDEA_192_ENCRYPT, sctx->key, &walk);
return ecb_desall_crypt(desc, KM_TDEA_192_ENCRYPT, ctx->key, &walk);
}
static int ecb_des3_192_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
static int ecb_des3_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des3_192_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return ecb_desall_crypt(desc, KM_TDEA_192_DECRYPT, sctx->key, &walk);
return ecb_desall_crypt(desc, KM_TDEA_192_DECRYPT, ctx->key, &walk);
}
static struct crypto_alg ecb_des3_192_alg = {
static struct crypto_alg ecb_des3_alg = {
.cra_name = "ecb(des3_ede)",
.cra_driver_name = "ecb-des3_ede-s390",
.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_type = &crypto_blkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(
ecb_des3_192_alg.cra_list),
ecb_des3_alg.cra_list),
.cra_u = {
.blkcipher = {
.min_keysize = DES3_192_KEY_SIZE,
.max_keysize = DES3_192_KEY_SIZE,
.setkey = des3_192_setkey,
.encrypt = ecb_des3_192_encrypt,
.decrypt = ecb_des3_192_decrypt,
.min_keysize = DES3_KEY_SIZE,
.max_keysize = DES3_KEY_SIZE,
.setkey = des3_setkey,
.encrypt = ecb_des3_encrypt,
.decrypt = ecb_des3_decrypt,
}
}
};
static int cbc_des3_192_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
static int cbc_des3_encrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des3_192_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return cbc_desall_crypt(desc, KMC_TDEA_192_ENCRYPT, sctx->iv, &walk);
return cbc_desall_crypt(desc, KMC_TDEA_192_ENCRYPT, ctx->iv, &walk);
}
static int cbc_des3_192_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes)
static int cbc_des3_decrypt(struct blkcipher_desc *desc,
struct scatterlist *dst, struct scatterlist *src,
unsigned int nbytes)
{
struct crypt_s390_des3_192_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
struct s390_des_ctx *ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
return cbc_desall_crypt(desc, KMC_TDEA_192_DECRYPT, sctx->iv, &walk);
return cbc_desall_crypt(desc, KMC_TDEA_192_DECRYPT, ctx->iv, &walk);
}
static struct crypto_alg cbc_des3_192_alg = {
static struct crypto_alg cbc_des3_alg = {
.cra_name = "cbc(des3_ede)",
.cra_driver_name = "cbc-des3_ede-s390",
.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
.cra_ctxsize = sizeof(struct s390_des_ctx),
.cra_type = &crypto_blkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(
cbc_des3_192_alg.cra_list),
cbc_des3_alg.cra_list),
.cra_u = {
.blkcipher = {
.min_keysize = DES3_192_KEY_SIZE,
.max_keysize = DES3_192_KEY_SIZE,
.min_keysize = DES3_KEY_SIZE,
.max_keysize = DES3_KEY_SIZE,
.ivsize = DES_BLOCK_SIZE,
.setkey = des3_192_setkey,
.encrypt = cbc_des3_192_encrypt,
.decrypt = cbc_des3_192_decrypt,
.setkey = des3_setkey,
.encrypt = cbc_des3_encrypt,
.decrypt = cbc_des3_decrypt,
}
}
};
static int des_s390_init(void)
static int __init des_s390_init(void)
{
int ret;
@ -394,23 +387,23 @@ static int des_s390_init(void)
ret = crypto_register_alg(&cbc_des_alg);
if (ret)
goto cbc_des_err;
ret = crypto_register_alg(&des3_192_alg);
ret = crypto_register_alg(&des3_alg);
if (ret)
goto des3_192_err;
ret = crypto_register_alg(&ecb_des3_192_alg);
goto des3_err;
ret = crypto_register_alg(&ecb_des3_alg);
if (ret)
goto ecb_des3_192_err;
ret = crypto_register_alg(&cbc_des3_192_alg);
goto ecb_des3_err;
ret = crypto_register_alg(&cbc_des3_alg);
if (ret)
goto cbc_des3_192_err;
goto cbc_des3_err;
out:
return ret;
cbc_des3_192_err:
crypto_unregister_alg(&ecb_des3_192_alg);
ecb_des3_192_err:
crypto_unregister_alg(&des3_192_alg);
des3_192_err:
cbc_des3_err:
crypto_unregister_alg(&ecb_des3_alg);
ecb_des3_err:
crypto_unregister_alg(&des3_alg);
des3_err:
crypto_unregister_alg(&cbc_des_alg);
cbc_des_err:
crypto_unregister_alg(&ecb_des_alg);
@ -422,9 +415,9 @@ static int des_s390_init(void)
static void __exit des_s390_exit(void)
{
crypto_unregister_alg(&cbc_des3_192_alg);
crypto_unregister_alg(&ecb_des3_192_alg);
crypto_unregister_alg(&des3_192_alg);
crypto_unregister_alg(&cbc_des3_alg);
crypto_unregister_alg(&ecb_des3_alg);
crypto_unregister_alg(&des3_alg);
crypto_unregister_alg(&cbc_des_alg);
crypto_unregister_alg(&ecb_des_alg);
crypto_unregister_alg(&des_alg);