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Diffstat (limited to 'arch/s390/crypto/des_s390.c')
-rw-r--r--arch/s390/crypto/des_s390.c72
1 files changed, 34 insertions, 38 deletions
diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c
index fba1c10a2dd0..697e71a75fc2 100644
--- a/arch/s390/crypto/des_s390.c
+++ b/arch/s390/crypto/des_s390.c
@@ -20,8 +20,7 @@
#include <linux/crypto.h>
#include <crypto/algapi.h>
#include <crypto/des.h>
-
-#include "crypt_s390.h"
+#include <asm/cpacf.h>
#define DES3_KEY_SIZE (3 * DES_KEY_SIZE)
@@ -54,20 +53,20 @@ static void des_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
- crypt_s390_km(KM_DEA_ENCRYPT, ctx->key, out, in, DES_BLOCK_SIZE);
+ cpacf_km(CPACF_KM_DEA_ENC, ctx->key, out, in, DES_BLOCK_SIZE);
}
static void des_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
- crypt_s390_km(KM_DEA_DECRYPT, ctx->key, out, in, DES_BLOCK_SIZE);
+ cpacf_km(CPACF_KM_DEA_DEC, ctx->key, out, in, DES_BLOCK_SIZE);
}
static struct crypto_alg des_alg = {
.cra_name = "des",
.cra_driver_name = "des-s390",
- .cra_priority = CRYPT_S390_PRIORITY,
+ .cra_priority = 300,
.cra_flags = CRYPTO_ALG_TYPE_CIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -95,7 +94,7 @@ 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, key, out, in, n);
+ ret = cpacf_km(func, key, out, in, n);
if (ret < 0 || ret != n)
return -EIO;
@@ -128,7 +127,7 @@ static int cbc_desall_crypt(struct blkcipher_desc *desc, long func,
u8 *out = walk->dst.virt.addr;
u8 *in = walk->src.virt.addr;
- ret = crypt_s390_kmc(func, &param, out, in, n);
+ ret = cpacf_kmc(func, &param, out, in, n);
if (ret < 0 || ret != n)
return -EIO;
@@ -149,7 +148,7 @@ static int ecb_des_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ecb_desall_crypt(desc, KM_DEA_ENCRYPT, ctx->key, &walk);
+ return ecb_desall_crypt(desc, CPACF_KM_DEA_ENC, ctx->key, &walk);
}
static int ecb_des_decrypt(struct blkcipher_desc *desc,
@@ -160,13 +159,13 @@ static int ecb_des_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ecb_desall_crypt(desc, KM_DEA_DECRYPT, ctx->key, &walk);
+ return ecb_desall_crypt(desc, CPACF_KM_DEA_DEC, ctx->key, &walk);
}
static struct crypto_alg ecb_des_alg = {
.cra_name = "ecb(des)",
.cra_driver_name = "ecb-des-s390",
- .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
+ .cra_priority = 400, /* combo: des + ecb */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -190,7 +189,7 @@ static int cbc_des_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return cbc_desall_crypt(desc, KMC_DEA_ENCRYPT, &walk);
+ return cbc_desall_crypt(desc, CPACF_KMC_DEA_ENC, &walk);
}
static int cbc_des_decrypt(struct blkcipher_desc *desc,
@@ -200,13 +199,13 @@ static int cbc_des_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return cbc_desall_crypt(desc, KMC_DEA_DECRYPT, &walk);
+ return cbc_desall_crypt(desc, CPACF_KMC_DEA_DEC, &walk);
}
static struct crypto_alg cbc_des_alg = {
.cra_name = "cbc(des)",
.cra_driver_name = "cbc-des-s390",
- .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
+ .cra_priority = 400, /* combo: des + cbc */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -258,20 +257,20 @@ static void des3_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
- crypt_s390_km(KM_TDEA_192_ENCRYPT, ctx->key, dst, src, DES_BLOCK_SIZE);
+ cpacf_km(CPACF_KM_TDEA_192_ENC, ctx->key, dst, src, DES_BLOCK_SIZE);
}
static void des3_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct s390_des_ctx *ctx = crypto_tfm_ctx(tfm);
- crypt_s390_km(KM_TDEA_192_DECRYPT, ctx->key, dst, src, DES_BLOCK_SIZE);
+ cpacf_km(CPACF_KM_TDEA_192_DEC, ctx->key, dst, src, DES_BLOCK_SIZE);
}
static struct crypto_alg des3_alg = {
.cra_name = "des3_ede",
.cra_driver_name = "des3_ede-s390",
- .cra_priority = CRYPT_S390_PRIORITY,
+ .cra_priority = 300,
.cra_flags = CRYPTO_ALG_TYPE_CIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -295,7 +294,7 @@ static int ecb_des3_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ecb_desall_crypt(desc, KM_TDEA_192_ENCRYPT, ctx->key, &walk);
+ return ecb_desall_crypt(desc, CPACF_KM_TDEA_192_ENC, ctx->key, &walk);
}
static int ecb_des3_decrypt(struct blkcipher_desc *desc,
@@ -306,13 +305,13 @@ static int ecb_des3_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ecb_desall_crypt(desc, KM_TDEA_192_DECRYPT, ctx->key, &walk);
+ return ecb_desall_crypt(desc, CPACF_KM_TDEA_192_DEC, ctx->key, &walk);
}
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_priority = 400, /* combo: des3 + ecb */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -336,7 +335,7 @@ static int cbc_des3_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return cbc_desall_crypt(desc, KMC_TDEA_192_ENCRYPT, &walk);
+ return cbc_desall_crypt(desc, CPACF_KMC_TDEA_192_ENC, &walk);
}
static int cbc_des3_decrypt(struct blkcipher_desc *desc,
@@ -346,13 +345,13 @@ static int cbc_des3_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return cbc_desall_crypt(desc, KMC_TDEA_192_DECRYPT, &walk);
+ return cbc_desall_crypt(desc, CPACF_KMC_TDEA_192_DEC, &walk);
}
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_priority = 400, /* combo: des3 + cbc */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = DES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -407,8 +406,7 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, long func,
n = __ctrblk_init(ctrptr, nbytes);
else
n = DES_BLOCK_SIZE;
- ret = crypt_s390_kmctr(func, ctx->key, out, in,
- n, ctrptr);
+ ret = cpacf_kmctr(func, ctx->key, out, in, n, ctrptr);
if (ret < 0 || ret != n) {
if (ctrptr == ctrblk)
spin_unlock(&ctrblk_lock);
@@ -438,8 +436,8 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, long func,
if (nbytes) {
out = walk->dst.virt.addr;
in = walk->src.virt.addr;
- ret = crypt_s390_kmctr(func, ctx->key, buf, in,
- DES_BLOCK_SIZE, ctrbuf);
+ ret = cpacf_kmctr(func, ctx->key, buf, in,
+ DES_BLOCK_SIZE, ctrbuf);
if (ret < 0 || ret != DES_BLOCK_SIZE)
return -EIO;
memcpy(out, buf, nbytes);
@@ -458,7 +456,7 @@ static int ctr_des_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ctr_desall_crypt(desc, KMCTR_DEA_ENCRYPT, ctx, &walk);
+ return ctr_desall_crypt(desc, CPACF_KMCTR_DEA_ENC, ctx, &walk);
}
static int ctr_des_decrypt(struct blkcipher_desc *desc,
@@ -469,13 +467,13 @@ static int ctr_des_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ctr_desall_crypt(desc, KMCTR_DEA_DECRYPT, ctx, &walk);
+ return ctr_desall_crypt(desc, CPACF_KMCTR_DEA_DEC, ctx, &walk);
}
static struct crypto_alg ctr_des_alg = {
.cra_name = "ctr(des)",
.cra_driver_name = "ctr-des-s390",
- .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
+ .cra_priority = 400, /* combo: des + ctr */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -501,7 +499,7 @@ static int ctr_des3_encrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ctr_desall_crypt(desc, KMCTR_TDEA_192_ENCRYPT, ctx, &walk);
+ return ctr_desall_crypt(desc, CPACF_KMCTR_TDEA_192_ENC, ctx, &walk);
}
static int ctr_des3_decrypt(struct blkcipher_desc *desc,
@@ -512,13 +510,13 @@ static int ctr_des3_decrypt(struct blkcipher_desc *desc,
struct blkcipher_walk walk;
blkcipher_walk_init(&walk, dst, src, nbytes);
- return ctr_desall_crypt(desc, KMCTR_TDEA_192_DECRYPT, ctx, &walk);
+ return ctr_desall_crypt(desc, CPACF_KMCTR_TDEA_192_DEC, ctx, &walk);
}
static struct crypto_alg ctr_des3_alg = {
.cra_name = "ctr(des3_ede)",
.cra_driver_name = "ctr-des3_ede-s390",
- .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY,
+ .cra_priority = 400, /* combo: des3 + ede */
.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct s390_des_ctx),
@@ -540,8 +538,8 @@ static int __init des_s390_init(void)
{
int ret;
- if (!crypt_s390_func_available(KM_DEA_ENCRYPT, CRYPT_S390_MSA) ||
- !crypt_s390_func_available(KM_TDEA_192_ENCRYPT, CRYPT_S390_MSA))
+ if (!cpacf_query(CPACF_KM, CPACF_KM_DEA_ENC) ||
+ !cpacf_query(CPACF_KM, CPACF_KM_TDEA_192_ENC))
return -EOPNOTSUPP;
ret = crypto_register_alg(&des_alg);
@@ -563,10 +561,8 @@ static int __init des_s390_init(void)
if (ret)
goto cbc_des3_err;
- if (crypt_s390_func_available(KMCTR_DEA_ENCRYPT,
- CRYPT_S390_MSA | CRYPT_S390_MSA4) &&
- crypt_s390_func_available(KMCTR_TDEA_192_ENCRYPT,
- CRYPT_S390_MSA | CRYPT_S390_MSA4)) {
+ if (cpacf_query(CPACF_KMCTR, CPACF_KMCTR_DEA_ENC) &&
+ cpacf_query(CPACF_KMCTR, CPACF_KMCTR_TDEA_192_ENC)) {
ret = crypto_register_alg(&ctr_des_alg);
if (ret)
goto ctr_des_err;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.