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Message-ID: <20060821141549.GA26835@gondor.apana.org.au>
Date: Tue, 22 Aug 2006 00:15:50 +1000
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [2/2] [CRYPTO] api: Mark parts of cipher interface as deprecated
On Tue, Aug 15, 2006 at 09:52:48PM +1000, herbert wrote:
>
> [CRYPTO] api: Mark parts of cipher interface as deprecated
>
> Mark the parts of the cipher interface that have been replaced by
> block ciphers as deprecated. Thanks to Andrew Morton for suggesting
> doing this before removing them completely.
>
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
I've replaced it with the following patch which should actually work
with the geode aes patch.
Cheers,
--
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
bf2ed06b30860493907cbdfd4da785f53d35acdf
diff --git a/crypto/cipher.c b/crypto/cipher.c
index 3264617..9e03701 100644
--- a/crypto/cipher.c
+++ b/crypto/cipher.c
@@ -23,6 +23,28 @@ #include <asm/scatterlist.h>
#include "internal.h"
#include "scatterwalk.h"
+struct cipher_alg_compat {
+ unsigned int cia_min_keysize;
+ unsigned int cia_max_keysize;
+ int (*cia_setkey)(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen);
+ void (*cia_encrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
+ void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
+
+ unsigned int (*cia_encrypt_ecb)(const struct cipher_desc *desc,
+ u8 *dst, const u8 *src,
+ unsigned int nbytes);
+ unsigned int (*cia_decrypt_ecb)(const struct cipher_desc *desc,
+ u8 *dst, const u8 *src,
+ unsigned int nbytes);
+ unsigned int (*cia_encrypt_cbc)(const struct cipher_desc *desc,
+ u8 *dst, const u8 *src,
+ unsigned int nbytes);
+ unsigned int (*cia_decrypt_cbc)(const struct cipher_desc *desc,
+ u8 *dst, const u8 *src,
+ unsigned int nbytes);
+};
+
static inline void xor_64(u8 *a, const u8 *b)
{
((u32 *)a)[0] ^= ((u32 *)b)[0];
@@ -276,7 +298,7 @@ static int ecb_encrypt(struct crypto_tfm
struct scatterlist *src, unsigned int nbytes)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_encrypt;
@@ -291,7 +313,7 @@ static int ecb_decrypt(struct crypto_tfm
unsigned int nbytes)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_decrypt;
@@ -306,7 +328,7 @@ static int cbc_encrypt(struct crypto_tfm
unsigned int nbytes)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_encrypt;
@@ -322,7 +344,7 @@ static int cbc_encrypt_iv(struct crypto_
unsigned int nbytes, u8 *iv)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_encrypt;
@@ -338,7 +360,7 @@ static int cbc_decrypt(struct crypto_tfm
unsigned int nbytes)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_decrypt;
@@ -354,7 +376,7 @@ static int cbc_decrypt_iv(struct crypto_
unsigned int nbytes, u8 *iv)
{
struct cipher_desc desc;
- struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher;
+ struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher;
desc.tfm = tfm;
desc.crfn = cipher->cia_decrypt;
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 5a5466d..0be666b 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -20,7 +20,6 @@ #define _LINUX_CRYPTO_H
#include <asm/atomic.h>
#include <linux/module.h>
#include <linux/kernel.h>
-#include <linux/types.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/string.h>
@@ -137,16 +136,16 @@ struct cipher_alg {
unsigned int (*cia_encrypt_ecb)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
- unsigned int nbytes);
+ unsigned int nbytes) __deprecated;
unsigned int (*cia_decrypt_ecb)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
- unsigned int nbytes);
+ unsigned int nbytes) __deprecated;
unsigned int (*cia_encrypt_cbc)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
- unsigned int nbytes);
+ unsigned int nbytes) __deprecated;
unsigned int (*cia_decrypt_cbc)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
- unsigned int nbytes);
+ unsigned int nbytes) __deprecated;
};
struct digest_alg {
@@ -358,18 +357,23 @@ static inline u32 crypto_tfm_alg_type(st
return tfm->__crt_alg->cra_flags & CRYPTO_ALG_TYPE_MASK;
}
+static unsigned int crypto_tfm_alg_min_keysize(struct crypto_tfm *tfm)
+ __deprecated;
static inline unsigned int crypto_tfm_alg_min_keysize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->__crt_alg->cra_cipher.cia_min_keysize;
}
+static unsigned int crypto_tfm_alg_max_keysize(struct crypto_tfm *tfm)
+ __deprecated;
static inline unsigned int crypto_tfm_alg_max_keysize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->__crt_alg->cra_cipher.cia_max_keysize;
}
+static unsigned int crypto_tfm_alg_ivsize(struct crypto_tfm *tfm) __deprecated;
static inline unsigned int crypto_tfm_alg_ivsize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
@@ -622,6 +626,13 @@ static inline void crypto_cipher_clear_f
crypto_tfm_clear_flags(crypto_cipher_tfm(tfm), flags);
}
+static inline int crypto_cipher_setkey(struct crypto_cipher *tfm,
+ const u8 *key, unsigned int keylen)
+{
+ return crypto_cipher_crt(tfm)->cit_setkey(crypto_cipher_tfm(tfm),
+ key, keylen);
+}
+
static inline void crypto_cipher_encrypt_one(struct crypto_cipher *tfm,
u8 *dst, const u8 *src)
{
@@ -671,13 +682,10 @@ static inline int crypto_digest_setkey(s
return tfm->crt_digest.dit_setkey(tfm, key, keylen);
}
-static inline int crypto_cipher_setkey(struct crypto_tfm *tfm,
- const u8 *key, unsigned int keylen)
-{
- BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
- return tfm->crt_cipher.cit_setkey(tfm, key, keylen);
-}
-
+static int crypto_cipher_encrypt(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes) __deprecated;
static inline int crypto_cipher_encrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
@@ -687,6 +695,10 @@ static inline int crypto_cipher_encrypt(
return tfm->crt_cipher.cit_encrypt(tfm, dst, src, nbytes);
}
+static int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes, u8 *iv) __deprecated;
static inline int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
@@ -696,6 +708,10 @@ static inline int crypto_cipher_encrypt_
return tfm->crt_cipher.cit_encrypt_iv(tfm, dst, src, nbytes, iv);
}
+static int crypto_cipher_decrypt(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes) __deprecated;
static inline int crypto_cipher_decrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
@@ -705,6 +721,10 @@ static inline int crypto_cipher_decrypt(
return tfm->crt_cipher.cit_decrypt(tfm, dst, src, nbytes);
}
+static int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm,
+ struct scatterlist *dst,
+ struct scatterlist *src,
+ unsigned int nbytes, u8 *iv) __deprecated;
static inline int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
@@ -714,6 +734,8 @@ static inline int crypto_cipher_decrypt_
return tfm->crt_cipher.cit_decrypt_iv(tfm, dst, src, nbytes, iv);
}
+static void crypto_cipher_set_iv(struct crypto_tfm *tfm,
+ const u8 *src, unsigned int len) __deprecated;
static inline void crypto_cipher_set_iv(struct crypto_tfm *tfm,
const u8 *src, unsigned int len)
{
@@ -721,6 +743,8 @@ static inline void crypto_cipher_set_iv(
memcpy(tfm->crt_cipher.cit_iv, src, len);
}
+static void crypto_cipher_get_iv(struct crypto_tfm *tfm,
+ u8 *dst, unsigned int len) __deprecated;
static inline void crypto_cipher_get_iv(struct crypto_tfm *tfm,
u8 *dst, unsigned int len)
{
-
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