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Diffstat (limited to 'arch/x86/crypto/cast6_avx_glue.c')
-rw-r--r--arch/x86/crypto/cast6_avx_glue.c74
1 files changed, 33 insertions, 41 deletions
diff --git a/arch/x86/crypto/cast6_avx_glue.c b/arch/x86/crypto/cast6_avx_glue.c
index a8a38fffb4a9..48e0f37796fa 100644
--- a/arch/x86/crypto/cast6_avx_glue.c
+++ b/arch/x86/crypto/cast6_avx_glue.c
@@ -20,20 +20,17 @@
#define CAST6_PARALLEL_BLOCKS 8
-asmlinkage void cast6_ecb_enc_8way(struct cast6_ctx *ctx, u8 *dst,
- const u8 *src);
-asmlinkage void cast6_ecb_dec_8way(struct cast6_ctx *ctx, u8 *dst,
- const u8 *src);
-
-asmlinkage void cast6_cbc_dec_8way(struct cast6_ctx *ctx, u8 *dst,
- const u8 *src);
-asmlinkage void cast6_ctr_8way(struct cast6_ctx *ctx, u8 *dst, const u8 *src,
+asmlinkage void cast6_ecb_enc_8way(const void *ctx, u8 *dst, const u8 *src);
+asmlinkage void cast6_ecb_dec_8way(const void *ctx, u8 *dst, const u8 *src);
+
+asmlinkage void cast6_cbc_dec_8way(const void *ctx, u8 *dst, const u8 *src);
+asmlinkage void cast6_ctr_8way(const void *ctx, u8 *dst, const u8 *src,
le128 *iv);
-asmlinkage void cast6_xts_enc_8way(struct cast6_ctx *ctx, u8 *dst,
- const u8 *src, le128 *iv);
-asmlinkage void cast6_xts_dec_8way(struct cast6_ctx *ctx, u8 *dst,
- const u8 *src, le128 *iv);
+asmlinkage void cast6_xts_enc_8way(const void *ctx, u8 *dst, const u8 *src,
+ le128 *iv);
+asmlinkage void cast6_xts_dec_8way(const void *ctx, u8 *dst, const u8 *src,
+ le128 *iv);
static int cast6_setkey_skcipher(struct crypto_skcipher *tfm,
const u8 *key, unsigned int keylen)
@@ -41,21 +38,21 @@ static int cast6_setkey_skcipher(struct crypto_skcipher *tfm,
return cast6_setkey(&tfm->base, key, keylen);
}
-static void cast6_xts_enc(void *ctx, u128 *dst, const u128 *src, le128 *iv)
+static void cast6_xts_enc(const void *ctx, u8 *dst, const u8 *src, le128 *iv)
{
- glue_xts_crypt_128bit_one(ctx, dst, src, iv,
- GLUE_FUNC_CAST(__cast6_encrypt));
+ glue_xts_crypt_128bit_one(ctx, dst, src, iv, __cast6_encrypt);
}
-static void cast6_xts_dec(void *ctx, u128 *dst, const u128 *src, le128 *iv)
+static void cast6_xts_dec(const void *ctx, u8 *dst, const u8 *src, le128 *iv)
{
- glue_xts_crypt_128bit_one(ctx, dst, src, iv,
- GLUE_FUNC_CAST(__cast6_decrypt));
+ glue_xts_crypt_128bit_one(ctx, dst, src, iv, __cast6_decrypt);
}
-static void cast6_crypt_ctr(void *ctx, u128 *dst, const u128 *src, le128 *iv)
+static void cast6_crypt_ctr(const void *ctx, u8 *d, const u8 *s, le128 *iv)
{
be128 ctrblk;
+ u128 *dst = (u128 *)d;
+ const u128 *src = (const u128 *)s;
le128_to_be128(&ctrblk, iv);
le128_inc(iv);
@@ -70,10 +67,10 @@ static const struct common_glue_ctx cast6_enc = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .ecb = GLUE_FUNC_CAST(cast6_ecb_enc_8way) }
+ .fn_u = { .ecb = cast6_ecb_enc_8way }
}, {
.num_blocks = 1,
- .fn_u = { .ecb = GLUE_FUNC_CAST(__cast6_encrypt) }
+ .fn_u = { .ecb = __cast6_encrypt }
} }
};
@@ -83,10 +80,10 @@ static const struct common_glue_ctx cast6_ctr = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .ctr = GLUE_CTR_FUNC_CAST(cast6_ctr_8way) }
+ .fn_u = { .ctr = cast6_ctr_8way }
}, {
.num_blocks = 1,
- .fn_u = { .ctr = GLUE_CTR_FUNC_CAST(cast6_crypt_ctr) }
+ .fn_u = { .ctr = cast6_crypt_ctr }
} }
};
@@ -96,10 +93,10 @@ static const struct common_glue_ctx cast6_enc_xts = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .xts = GLUE_XTS_FUNC_CAST(cast6_xts_enc_8way) }
+ .fn_u = { .xts = cast6_xts_enc_8way }
}, {
.num_blocks = 1,
- .fn_u = { .xts = GLUE_XTS_FUNC_CAST(cast6_xts_enc) }
+ .fn_u = { .xts = cast6_xts_enc }
} }
};
@@ -109,10 +106,10 @@ static const struct common_glue_ctx cast6_dec = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .ecb = GLUE_FUNC_CAST(cast6_ecb_dec_8way) }
+ .fn_u = { .ecb = cast6_ecb_dec_8way }
}, {
.num_blocks = 1,
- .fn_u = { .ecb = GLUE_FUNC_CAST(__cast6_decrypt) }
+ .fn_u = { .ecb = __cast6_decrypt }
} }
};
@@ -122,10 +119,10 @@ static const struct common_glue_ctx cast6_dec_cbc = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .cbc = GLUE_CBC_FUNC_CAST(cast6_cbc_dec_8way) }
+ .fn_u = { .cbc = cast6_cbc_dec_8way }
}, {
.num_blocks = 1,
- .fn_u = { .cbc = GLUE_CBC_FUNC_CAST(__cast6_decrypt) }
+ .fn_u = { .cbc = __cast6_decrypt }
} }
};
@@ -135,10 +132,10 @@ static const struct common_glue_ctx cast6_dec_xts = {
.funcs = { {
.num_blocks = CAST6_PARALLEL_BLOCKS,
- .fn_u = { .xts = GLUE_XTS_FUNC_CAST(cast6_xts_dec_8way) }
+ .fn_u = { .xts = cast6_xts_dec_8way }
}, {
.num_blocks = 1,
- .fn_u = { .xts = GLUE_XTS_FUNC_CAST(cast6_xts_dec) }
+ .fn_u = { .xts = cast6_xts_dec }
} }
};
@@ -154,8 +151,7 @@ static int ecb_decrypt(struct skcipher_request *req)
static int cbc_encrypt(struct skcipher_request *req)
{
- return glue_cbc_encrypt_req_128bit(GLUE_FUNC_CAST(__cast6_encrypt),
- req);
+ return glue_cbc_encrypt_req_128bit(__cast6_encrypt, req);
}
static int cbc_decrypt(struct skcipher_request *req)
@@ -177,7 +173,6 @@ static int xts_cast6_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen)
{
struct cast6_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- u32 *flags = &tfm->base.crt_flags;
int err;
err = xts_verify_key(tfm, key, keylen);
@@ -185,13 +180,12 @@ static int xts_cast6_setkey(struct crypto_skcipher *tfm, const u8 *key,
return err;
/* first half of xts-key is for crypt */
- err = __cast6_setkey(&ctx->crypt_ctx, key, keylen / 2, flags);
+ err = __cast6_setkey(&ctx->crypt_ctx, key, keylen / 2);
if (err)
return err;
/* second half of xts-key is for tweak */
- return __cast6_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2,
- flags);
+ return __cast6_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2);
}
static int xts_encrypt(struct skcipher_request *req)
@@ -199,8 +193,7 @@ static int xts_encrypt(struct skcipher_request *req)
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
struct cast6_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- return glue_xts_req_128bit(&cast6_enc_xts, req,
- XTS_TWEAK_CAST(__cast6_encrypt),
+ return glue_xts_req_128bit(&cast6_enc_xts, req, __cast6_encrypt,
&ctx->tweak_ctx, &ctx->crypt_ctx, false);
}
@@ -209,8 +202,7 @@ static int xts_decrypt(struct skcipher_request *req)
struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
struct cast6_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- return glue_xts_req_128bit(&cast6_dec_xts, req,
- XTS_TWEAK_CAST(__cast6_encrypt),
+ return glue_xts_req_128bit(&cast6_dec_xts, req, __cast6_encrypt,
&ctx->tweak_ctx, &ctx->crypt_ctx, true);
}