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[CRYPTO] s390: Added block cipher versions of CBC/ECB
This patch adds block cipher algorithms for S390. Once all users of the old cipher type have been converted the existing CBC/ECB non-block cipher operations will be removed. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu
parent
28ce728a90
commit
a9e62fadf0
@ -16,9 +16,9 @@
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*
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*/
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#include <crypto/algapi.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/crypto.h>
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#include "crypt_s390.h"
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#define AES_MIN_KEY_SIZE 16
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@ -34,6 +34,8 @@ int has_aes_256 = 0;
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struct s390_aes_ctx {
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u8 iv[AES_BLOCK_SIZE];
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u8 key[AES_MAX_KEY_SIZE];
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long enc;
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long dec;
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int key_len;
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};
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@ -244,6 +246,189 @@ static struct crypto_alg aes_alg = {
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}
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};
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static int ecb_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
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unsigned int key_len)
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{
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struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
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switch (key_len) {
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case 16:
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sctx->enc = KM_AES_128_ENCRYPT;
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sctx->dec = KM_AES_128_DECRYPT;
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break;
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case 24:
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sctx->enc = KM_AES_192_ENCRYPT;
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sctx->dec = KM_AES_192_DECRYPT;
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break;
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case 32:
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sctx->enc = KM_AES_256_ENCRYPT;
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sctx->dec = KM_AES_256_DECRYPT;
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break;
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}
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return aes_set_key(tfm, in_key, key_len);
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}
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static int ecb_aes_crypt(struct blkcipher_desc *desc, long func, void *param,
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struct blkcipher_walk *walk)
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{
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int ret = blkcipher_walk_virt(desc, walk);
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unsigned int nbytes;
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while ((nbytes = walk->nbytes)) {
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/* only use complete blocks */
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unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);
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u8 *out = walk->dst.virt.addr;
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u8 *in = walk->src.virt.addr;
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ret = crypt_s390_km(func, param, out, in, n);
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BUG_ON((ret < 0) || (ret != n));
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nbytes &= AES_BLOCK_SIZE - 1;
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ret = blkcipher_walk_done(desc, walk, nbytes);
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}
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return ret;
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}
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static int ecb_aes_encrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct s390_aes_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_aes_crypt(desc, sctx->enc, sctx->key, &walk);
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}
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static int ecb_aes_decrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct s390_aes_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_aes_crypt(desc, sctx->dec, sctx->key, &walk);
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}
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static struct crypto_alg ecb_aes_alg = {
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.cra_name = "ecb(aes)",
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.cra_driver_name = "ecb-aes-s390",
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.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
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.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
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.cra_blocksize = AES_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct s390_aes_ctx),
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.cra_type = &crypto_blkcipher_type,
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.cra_module = THIS_MODULE,
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.cra_list = LIST_HEAD_INIT(ecb_aes_alg.cra_list),
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.cra_u = {
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.blkcipher = {
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.min_keysize = AES_MIN_KEY_SIZE,
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.max_keysize = AES_MAX_KEY_SIZE,
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.setkey = ecb_aes_set_key,
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.encrypt = ecb_aes_encrypt,
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.decrypt = ecb_aes_decrypt,
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}
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}
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};
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static int cbc_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
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unsigned int key_len)
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{
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struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
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switch (key_len) {
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case 16:
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sctx->enc = KMC_AES_128_ENCRYPT;
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sctx->dec = KMC_AES_128_DECRYPT;
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break;
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case 24:
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sctx->enc = KMC_AES_192_ENCRYPT;
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sctx->dec = KMC_AES_192_DECRYPT;
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break;
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case 32:
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sctx->enc = KMC_AES_256_ENCRYPT;
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sctx->dec = KMC_AES_256_DECRYPT;
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break;
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}
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return aes_set_key(tfm, in_key, key_len);
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}
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static int cbc_aes_crypt(struct blkcipher_desc *desc, long func, void *param,
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struct blkcipher_walk *walk)
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{
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int ret = blkcipher_walk_virt(desc, walk);
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unsigned int nbytes = walk->nbytes;
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if (!nbytes)
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goto out;
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memcpy(param, walk->iv, AES_BLOCK_SIZE);
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do {
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/* only use complete blocks */
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unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);
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u8 *out = walk->dst.virt.addr;
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u8 *in = walk->src.virt.addr;
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ret = crypt_s390_kmc(func, param, out, in, n);
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BUG_ON((ret < 0) || (ret != n));
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nbytes &= AES_BLOCK_SIZE - 1;
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ret = blkcipher_walk_done(desc, walk, nbytes);
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} while ((nbytes = walk->nbytes));
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memcpy(walk->iv, param, AES_BLOCK_SIZE);
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out:
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return ret;
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}
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static int cbc_aes_encrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct s390_aes_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return cbc_aes_crypt(desc, sctx->enc, sctx->iv, &walk);
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}
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static int cbc_aes_decrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct s390_aes_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return cbc_aes_crypt(desc, sctx->dec, sctx->iv, &walk);
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}
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static struct crypto_alg cbc_aes_alg = {
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.cra_name = "cbc(aes)",
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.cra_driver_name = "cbc-aes-s390",
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.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
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.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
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.cra_blocksize = AES_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct s390_aes_ctx),
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.cra_type = &crypto_blkcipher_type,
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.cra_module = THIS_MODULE,
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.cra_list = LIST_HEAD_INIT(cbc_aes_alg.cra_list),
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.cra_u = {
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.blkcipher = {
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.min_keysize = AES_MIN_KEY_SIZE,
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.max_keysize = AES_MAX_KEY_SIZE,
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.ivsize = AES_BLOCK_SIZE,
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.setkey = cbc_aes_set_key,
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.encrypt = cbc_aes_encrypt,
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.decrypt = cbc_aes_decrypt,
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}
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}
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};
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static int __init aes_init(void)
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{
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int ret;
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@ -259,13 +444,40 @@ static int __init aes_init(void)
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return -ENOSYS;
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ret = crypto_register_alg(&aes_alg);
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if (ret != 0)
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printk(KERN_INFO "crypt_s390: aes_s390 couldn't be loaded.\n");
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if (ret != 0) {
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printk(KERN_INFO "crypt_s390: aes-s390 couldn't be loaded.\n");
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goto aes_err;
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}
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ret = crypto_register_alg(&ecb_aes_alg);
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if (ret != 0) {
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printk(KERN_INFO
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"crypt_s390: ecb-aes-s390 couldn't be loaded.\n");
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goto ecb_aes_err;
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}
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ret = crypto_register_alg(&cbc_aes_alg);
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if (ret != 0) {
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printk(KERN_INFO
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"crypt_s390: cbc-aes-s390 couldn't be loaded.\n");
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goto cbc_aes_err;
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}
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out:
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return ret;
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cbc_aes_err:
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crypto_unregister_alg(&ecb_aes_alg);
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ecb_aes_err:
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crypto_unregister_alg(&aes_alg);
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aes_err:
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goto out;
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}
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static void __exit aes_fini(void)
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{
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crypto_unregister_alg(&cbc_aes_alg);
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crypto_unregister_alg(&ecb_aes_alg);
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crypto_unregister_alg(&aes_alg);
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}
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@ -21,6 +21,7 @@
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#define CRYPT_S390_FUNC_MASK 0x00FF
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#define CRYPT_S390_PRIORITY 300
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#define CRYPT_S390_COMPOSITE_PRIORITY 400
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/* s930 cryptographic operations */
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enum crypt_s390_operations {
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@ -13,9 +13,10 @@
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* (at your option) any later version.
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*
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*/
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#include <crypto/algapi.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/crypto.h>
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#include "crypt_s390.h"
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#include "crypto_des.h"
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@ -157,6 +158,143 @@ static struct crypto_alg des_alg = {
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}
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};
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static int ecb_desall_crypt(struct blkcipher_desc *desc, long func,
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void *param, struct blkcipher_walk *walk)
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{
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int ret = blkcipher_walk_virt(desc, walk);
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unsigned int nbytes;
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while ((nbytes = walk->nbytes)) {
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/* only use complete blocks */
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unsigned int n = nbytes & ~(DES_BLOCK_SIZE - 1);
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u8 *out = walk->dst.virt.addr;
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u8 *in = walk->src.virt.addr;
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ret = crypt_s390_km(func, param, out, in, n);
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BUG_ON((ret < 0) || (ret != n));
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nbytes &= DES_BLOCK_SIZE - 1;
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ret = blkcipher_walk_done(desc, walk, nbytes);
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}
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return ret;
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}
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static int cbc_desall_crypt(struct blkcipher_desc *desc, long func,
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void *param, struct blkcipher_walk *walk)
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{
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int ret = blkcipher_walk_virt(desc, walk);
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unsigned int nbytes = walk->nbytes;
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if (!nbytes)
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goto out;
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memcpy(param, walk->iv, DES_BLOCK_SIZE);
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do {
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/* only use complete blocks */
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unsigned int n = nbytes & ~(DES_BLOCK_SIZE - 1);
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u8 *out = walk->dst.virt.addr;
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u8 *in = walk->src.virt.addr;
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ret = crypt_s390_kmc(func, param, out, in, n);
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BUG_ON((ret < 0) || (ret != n));
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nbytes &= DES_BLOCK_SIZE - 1;
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ret = blkcipher_walk_done(desc, walk, nbytes);
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} while ((nbytes = walk->nbytes));
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memcpy(walk->iv, param, DES_BLOCK_SIZE);
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out:
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return ret;
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}
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static int ecb_des_encrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_desall_crypt(desc, KM_DEA_ENCRYPT, sctx->key, &walk);
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}
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static int ecb_des_decrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_desall_crypt(desc, KM_DEA_DECRYPT, sctx->key, &walk);
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}
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static struct crypto_alg ecb_des_alg = {
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.cra_name = "ecb(des)",
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.cra_driver_name = "ecb-des-s390",
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.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
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.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
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.cra_blocksize = DES_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
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.cra_type = &crypto_blkcipher_type,
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.cra_module = THIS_MODULE,
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.cra_list = LIST_HEAD_INIT(ecb_des_alg.cra_list),
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.cra_u = {
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.blkcipher = {
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.min_keysize = DES_KEY_SIZE,
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.max_keysize = DES_KEY_SIZE,
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.setkey = des_setkey,
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.encrypt = ecb_des_encrypt,
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.decrypt = ecb_des_decrypt,
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}
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}
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};
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static int cbc_des_encrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return cbc_desall_crypt(desc, KMC_DEA_ENCRYPT, sctx->iv, &walk);
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}
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static int cbc_des_decrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst, struct scatterlist *src,
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unsigned int nbytes)
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{
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struct crypt_s390_des_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return cbc_desall_crypt(desc, KMC_DEA_DECRYPT, sctx->iv, &walk);
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}
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static struct crypto_alg cbc_des_alg = {
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.cra_name = "cbc(des)",
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.cra_driver_name = "cbc-des-s390",
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.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
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.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
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.cra_blocksize = DES_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct crypt_s390_des_ctx),
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.cra_type = &crypto_blkcipher_type,
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.cra_module = THIS_MODULE,
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.cra_list = LIST_HEAD_INIT(cbc_des_alg.cra_list),
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.cra_u = {
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.blkcipher = {
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.min_keysize = DES_KEY_SIZE,
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.max_keysize = DES_KEY_SIZE,
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.ivsize = DES_BLOCK_SIZE,
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.setkey = des_setkey,
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.encrypt = cbc_des_encrypt,
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.decrypt = cbc_des_decrypt,
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}
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}
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};
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/*
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* RFC2451:
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*
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@ -295,6 +433,95 @@ static struct crypto_alg des3_128_alg = {
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}
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};
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static int ecb_des3_128_encrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst,
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struct scatterlist *src, unsigned int nbytes)
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{
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struct crypt_s390_des3_128_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_desall_crypt(desc, KM_TDEA_128_ENCRYPT, sctx->key, &walk);
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}
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static int ecb_des3_128_decrypt(struct blkcipher_desc *desc,
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struct scatterlist *dst,
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struct scatterlist *src, unsigned int nbytes)
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{
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struct crypt_s390_des3_128_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
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struct blkcipher_walk walk;
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blkcipher_walk_init(&walk, dst, src, nbytes);
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return ecb_desall_crypt(desc, KM_TDEA_128_DECRYPT, sctx->key, &walk);
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}
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static struct crypto_alg ecb_des3_128_alg = {
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.cra_name = "ecb(des3_ede128)",
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.cra_driver_name = "ecb-des3_ede128-s390",
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.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
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.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
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.cra_blocksize = DES3_128_BLOCK_SIZE,
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.cra_ctxsize = sizeof(struct crypt_s390_des3_128_ctx),
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.cra_type = &crypto_blkcipher_type,
|
||||
.cra_module = THIS_MODULE,
|
||||
.cra_list = LIST_HEAD_INIT(
|
||||
ecb_des3_128_alg.cra_list),
|
||||
.cra_u = {
|
||||
.blkcipher = {
|
||||
.min_keysize = DES3_128_KEY_SIZE,
|
||||
.max_keysize = DES3_128_KEY_SIZE,
|
||||
.setkey = des3_128_setkey,
|
||||
.encrypt = ecb_des3_128_encrypt,
|
||||
.decrypt = ecb_des3_128_decrypt,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
static int cbc_des3_128_encrypt(struct blkcipher_desc *desc,
|
||||
struct scatterlist *dst,
|
||||
struct scatterlist *src, unsigned int nbytes)
|
||||
{
|
||||
struct crypt_s390_des3_128_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
|
||||
struct blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return cbc_desall_crypt(desc, KMC_TDEA_128_ENCRYPT, sctx->iv, &walk);
|
||||
}
|
||||
|
||||
static int cbc_des3_128_decrypt(struct blkcipher_desc *desc,
|
||||
struct scatterlist *dst,
|
||||
struct scatterlist *src, unsigned int nbytes)
|
||||
{
|
||||
struct crypt_s390_des3_128_ctx *sctx = crypto_blkcipher_ctx(desc->tfm);
|
||||
struct blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return cbc_desall_crypt(desc, KMC_TDEA_128_DECRYPT, sctx->iv, &walk);
|
||||
}
|
||||
|
||||
static struct crypto_alg cbc_des3_128_alg = {
|
||||
.cra_name = "cbc(des3_ede128)",
|
||||
.cra_driver_name = "cbc-des3_ede128-s390",
|
||||
.cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
|
||||
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
|
||||
.cra_blocksize = DES3_128_BLOCK_SIZE,
|
||||
.cra_ctxsize = sizeof(struct crypt_s390_des3_128_ctx),
|
||||
.cra_type = &crypto_blkcipher_type,
|
||||
.cra_module = THIS_MODULE,
|
||||
.cra_list = LIST_HEAD_INIT(
|
||||
cbc_des3_128_alg.cra_list),
|
||||
.cra_u = {
|
||||
.blkcipher = {
|
||||
.min_keysize = DES3_128_KEY_SIZE,
|
||||
.max_keysize = DES3_128_KEY_SIZE,
|
||||
.ivsize = DES3_128_BLOCK_SIZE,
|
||||
.setkey = des3_128_setkey,
|
||||
.encrypt = cbc_des3_128_encrypt,
|
||||
.decrypt = cbc_des3_128_decrypt,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/*
|
||||
* RFC2451:
|
||||
*
|
||||
@ -437,6 +664,95 @@ static struct crypto_alg des3_192_alg = {
|
||||
}
|
||||
};
|
||||
|
||||
static int ecb_des3_192_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 blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return ecb_desall_crypt(desc, KM_TDEA_192_ENCRYPT, sctx->key, &walk);
|
||||
}
|
||||
|
||||
static int ecb_des3_192_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 blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return ecb_desall_crypt(desc, KM_TDEA_192_DECRYPT, sctx->key, &walk);
|
||||
}
|
||||
|
||||
static struct crypto_alg ecb_des3_192_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 = DES3_192_BLOCK_SIZE,
|
||||
.cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
|
||||
.cra_type = &crypto_blkcipher_type,
|
||||
.cra_module = THIS_MODULE,
|
||||
.cra_list = LIST_HEAD_INIT(
|
||||
ecb_des3_192_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,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
static int cbc_des3_192_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 blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return cbc_desall_crypt(desc, KMC_TDEA_192_ENCRYPT, sctx->iv, &walk);
|
||||
}
|
||||
|
||||
static int cbc_des3_192_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 blkcipher_walk walk;
|
||||
|
||||
blkcipher_walk_init(&walk, dst, src, nbytes);
|
||||
return cbc_desall_crypt(desc, KMC_TDEA_192_DECRYPT, sctx->iv, &walk);
|
||||
}
|
||||
|
||||
static struct crypto_alg cbc_des3_192_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 = DES3_192_BLOCK_SIZE,
|
||||
.cra_ctxsize = sizeof(struct crypt_s390_des3_192_ctx),
|
||||
.cra_type = &crypto_blkcipher_type,
|
||||
.cra_module = THIS_MODULE,
|
||||
.cra_list = LIST_HEAD_INIT(
|
||||
cbc_des3_192_alg.cra_list),
|
||||
.cra_u = {
|
||||
.blkcipher = {
|
||||
.min_keysize = DES3_192_KEY_SIZE,
|
||||
.max_keysize = DES3_192_KEY_SIZE,
|
||||
.ivsize = DES3_192_BLOCK_SIZE,
|
||||
.setkey = des3_192_setkey,
|
||||
.encrypt = cbc_des3_192_encrypt,
|
||||
.decrypt = cbc_des3_192_decrypt,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
static int init(void)
|
||||
{
|
||||
int ret = 0;
|
||||
@ -446,22 +762,69 @@ static int init(void)
|
||||
!crypt_s390_func_available(KM_TDEA_192_ENCRYPT))
|
||||
return -ENOSYS;
|
||||
|
||||
ret |= (crypto_register_alg(&des_alg) == 0) ? 0:1;
|
||||
ret |= (crypto_register_alg(&des3_128_alg) == 0) ? 0:2;
|
||||
ret |= (crypto_register_alg(&des3_192_alg) == 0) ? 0:4;
|
||||
if (ret) {
|
||||
crypto_unregister_alg(&des3_192_alg);
|
||||
crypto_unregister_alg(&des3_128_alg);
|
||||
crypto_unregister_alg(&des_alg);
|
||||
return -EEXIST;
|
||||
}
|
||||
return 0;
|
||||
ret = crypto_register_alg(&des_alg);
|
||||
if (ret)
|
||||
goto des_err;
|
||||
ret = crypto_register_alg(&ecb_des_alg);
|
||||
if (ret)
|
||||
goto ecb_des_err;
|
||||
ret = crypto_register_alg(&cbc_des_alg);
|
||||
if (ret)
|
||||
goto cbc_des_err;
|
||||
|
||||
ret = crypto_register_alg(&des3_128_alg);
|
||||
if (ret)
|
||||
goto des3_128_err;
|
||||
ret = crypto_register_alg(&ecb_des3_128_alg);
|
||||
if (ret)
|
||||
goto ecb_des3_128_err;
|
||||
ret = crypto_register_alg(&cbc_des3_128_alg);
|
||||
if (ret)
|
||||
goto cbc_des3_128_err;
|
||||
|
||||
ret = crypto_register_alg(&des3_192_alg);
|
||||
if (ret)
|
||||
goto des3_192_err;
|
||||
ret = crypto_register_alg(&ecb_des3_192_alg);
|
||||
if (ret)
|
||||
goto ecb_des3_192_err;
|
||||
ret = crypto_register_alg(&cbc_des3_192_alg);
|
||||
if (ret)
|
||||
goto cbc_des3_192_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:
|
||||
crypto_unregister_alg(&cbc_des3_128_alg);
|
||||
cbc_des3_128_err:
|
||||
crypto_unregister_alg(&ecb_des3_128_alg);
|
||||
ecb_des3_128_err:
|
||||
crypto_unregister_alg(&des3_128_alg);
|
||||
des3_128_err:
|
||||
crypto_unregister_alg(&cbc_des_alg);
|
||||
cbc_des_err:
|
||||
crypto_unregister_alg(&ecb_des_alg);
|
||||
ecb_des_err:
|
||||
crypto_unregister_alg(&des_alg);
|
||||
des_err:
|
||||
goto out;
|
||||
}
|
||||
|
||||
static void __exit fini(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_128_alg);
|
||||
crypto_unregister_alg(&ecb_des3_128_alg);
|
||||
crypto_unregister_alg(&des3_128_alg);
|
||||
crypto_unregister_alg(&cbc_des_alg);
|
||||
crypto_unregister_alg(&ecb_des_alg);
|
||||
crypto_unregister_alg(&des_alg);
|
||||
}
|
||||
|
||||
|
||||
@ -150,6 +150,7 @@ config CRYPTO_DES_S390
|
||||
tristate "DES and Triple DES cipher algorithms (s390)"
|
||||
depends on S390
|
||||
select CRYPTO_ALGAPI
|
||||
select CRYPTO_BLKCIPHER
|
||||
help
|
||||
DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
|
||||
|
||||
@ -298,6 +299,7 @@ config CRYPTO_AES_S390
|
||||
tristate "AES cipher algorithms (s390)"
|
||||
depends on S390
|
||||
select CRYPTO_ALGAPI
|
||||
select CRYPTO_BLKCIPHER
|
||||
help
|
||||
This is the s390 hardware accelerated implementation of the
|
||||
AES cipher algorithms (FIPS-197). AES uses the Rijndael
|
||||
|
||||
Loading…
Reference in New Issue
Block a user