This patch changes md4 to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
---
crypto/md4.c | 52 +++++++++++++++++++++++++++++-----------------------
1 files changed, 29 insertions(+), 23 deletions(-)
diff --git a/crypto/md4.c b/crypto/md4.c
index a143c4a..7fca1f5 100644
--- a/crypto/md4.c
+++ b/crypto/md4.c
@@ -20,8 +20,8 @@
* (at your option) any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
-#include <linux/crypto.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/types.h>
@@ -58,7 +58,7 @@ static inline u32 H(u32 x, u32 y, u32 z)
{
return x ^ y ^ z;
}
-
+
#define ROUND1(a,b,c,d,k,s) (a = lshift(a + F(b,c,d) + k, s))
#define ROUND2(a,b,c,d,k,s) (a = lshift(a + G(b,c,d) + k + (u32)0x5A827999,s))
#define ROUND3(a,b,c,d,k,s) (a = lshift(a + H(b,c,d) + k + (u32)0x6ED9EBA1,s))
@@ -152,20 +152,22 @@ static inline void md4_transform_helper(struct md4_ctx *ctx)
md4_transform(ctx->hash, ctx->block);
}
-static void md4_init(struct crypto_tfm *tfm)
+static int md4_init(struct shash_desc *desc)
{
- struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md4_ctx *mctx = shash_desc_ctx(desc);
mctx->hash[0] = 0x67452301;
mctx->hash[1] = 0xefcdab89;
mctx->hash[2] = 0x98badcfe;
mctx->hash[3] = 0x10325476;
mctx->byte_count = 0;
+
+ return 0;
}
-static void md4_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
+static int md4_update(struct shash_desc *desc, const u8 *data, unsigned int len)
{
- struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md4_ctx *mctx = shash_desc_ctx(desc);
const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f);
mctx->byte_count += len;
@@ -173,7 +175,7 @@ static void md4_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
if (avail > len) {
memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),
data, len);
- return;
+ return 0;
}
memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),
@@ -191,11 +193,13 @@ static void md4_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
}
memcpy(mctx->block, data, len);
+
+ return 0;
}
-static void md4_final(struct crypto_tfm *tfm, u8 *out)
+static int md4_final(struct shash_desc *desc, u8 *out)
{
- struct md4_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md4_ctx *mctx = shash_desc_ctx(desc);
const unsigned int offset = mctx->byte_count & 0x3f;
char *p = (char *)mctx->block + offset;
int padding = 56 - (offset + 1);
@@ -217,30 +221,32 @@ static void md4_final(struct crypto_tfm *tfm, u8 *out)
cpu_to_le32_array(mctx->hash, ARRAY_SIZE(mctx->hash));
memcpy(out, mctx->hash, sizeof(mctx->hash));
memset(mctx, 0, sizeof(*mctx));
+
+ return 0;
}
-static struct crypto_alg alg = {
- .cra_name = "md4",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = MD4_HMAC_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct md4_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(alg.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = MD4_DIGEST_SIZE,
- .dia_init = md4_init,
- .dia_update = md4_update,
- .dia_final = md4_final } }
+static struct shash_alg alg = {
+ .digestsize = MD4_DIGEST_SIZE,
+ .init = md4_init,
+ .update = md4_update,
+ .final = md4_final,
+ .descsize = sizeof(struct md4_ctx),
+ .base = {
+ .cra_name = "md4",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = MD4_HMAC_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int __init md4_mod_init(void)
{
- return crypto_register_alg(&alg);
+ return crypto_register_shash(&alg);
}
static void __exit md4_mod_fini(void)
{
- crypto_unregister_alg(&alg);
+ crypto_unregister_shash(&alg);
}
module_init(md4_mod_init);
--
1.5.2.5
This patch changes michael_mic to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
---
crypto/michael_mic.c | 63 ++++++++++++++++++++++++++-----------------------
1 files changed, 33 insertions(+), 30 deletions(-)
diff --git a/crypto/michael_mic.c b/crypto/michael_mic.c
index 9e917b8..88ba103 100644
--- a/crypto/michael_mic.c
+++ b/crypto/michael_mic.c
@@ -9,12 +9,11 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-
+#include <crypto/internal/hash.h>
#include <asm/byteorder.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/string.h>
-#include <linux/crypto.h>
#include <linux/types.h>
@@ -45,17 +44,19 @@ do { \
} while (0)
-static void michael_init(struct crypto_tfm *tfm)
+static int michael_init(struct shash_desc *desc)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
mctx->pending_len = 0;
+
+ return 0;
}
-static void michael_update(struct crypto_tfm *tfm, const u8 *data,
+static int michael_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
const __le32 *src;
if (mctx->pending_len) {
@@ -68,7 +69,7 @@ static void michael_update(struct crypto_tfm *tfm, const u8 *data,
len -= flen;
if (mctx->pending_len < 4)
- return;
+ return 0;
src = (const __le32 *)mctx->pending;
mctx->l ^= le32_to_cpup(src);
@@ -88,12 +89,14 @@ static void michael_update(struct crypto_tfm *tfm, const u8 *data,
mctx->pending_len = len;
memcpy(mctx->pending, src, len);
}
+
+ return 0;
}
-static void michael_final(struct crypto_tfm *tfm, u8 *out)
+static int michael_final(struct shash_desc *desc, u8 *out)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
u8 *data = mctx->pending;
__le32 *dst = (__le32 *)out;
@@ -119,17 +122,19 @@ static void michael_final(struct crypto_tfm *tfm, u8 *out)
dst[0] = cpu_to_le32(mctx->l);
dst[1] = cpu_to_le32(mctx->r);
+
+ return 0;
}
-static int michael_setkey(struct crypto_tfm *tfm, const u8 *key,
+static int michael_setkey(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = crypto_shash_ctx(tfm);
const __le32 *data = (const __le32 *)key;
if (keylen != 8) {
- tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
@@ -138,33 +143,31 @@ static int michael_setkey(struct crypto_tfm *tfm, const u8 *key,
return 0;
}
-
-static struct crypto_alg michael_mic_alg = {
- .cra_name = "michael_mic",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = 8,
- .cra_ctxsize = sizeof(struct michael_mic_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 3,
- .cra_list = LIST_HEAD_INIT(michael_mic_alg.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = 8,
- .dia_init = michael_init,
- .dia_update = michael_update,
- .dia_final = michael_final,
- .dia_setkey = michael_setkey } }
+static struct shash_alg alg = {
+ .digestsize = 8,
+ .setkey = michael_setkey,
+ .init = michael_init,
+ .update = michael_update,
+ .final = michael_final,
+ .descsize = sizeof(struct michael_mic_ctx),
+ .base = {
+ .cra_name = "michael_mic",
+ .cra_blocksize = 8,
+ .cra_alignmask = 3,
+ .cra_ctxsize = sizeof(struct michael_mic_ctx),
+ .cra_module = THIS_MODULE,
+ }
};
This patch changes md5 to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
---
crypto/md5.c | 50 ++++++++++++++++++++++++++++----------------------
1 files changed, 28 insertions(+), 22 deletions(-)
diff --git a/crypto/md5.c b/crypto/md5.c
index 39268f3..83eb529 100644
--- a/crypto/md5.c
+++ b/crypto/md5.c
@@ -15,10 +15,10 @@
* any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/string.h>
-#include <linux/crypto.h>
#include <linux/types.h>
#include <asm/byteorder.h>
@@ -147,20 +147,22 @@ static inline void md5_transform_helper(struct md5_ctx *ctx)
md5_transform(ctx->hash, ctx->block);
}
-static void md5_init(struct crypto_tfm *tfm)
+static int md5_init(struct shash_desc *desc)
{
- struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md5_ctx *mctx = shash_desc_ctx(desc);
mctx->hash[0] = 0x67452301;
mctx->hash[1] = 0xefcdab89;
mctx->hash[2] = 0x98badcfe;
mctx->hash[3] = 0x10325476;
mctx->byte_count = 0;
+
+ return 0;
}
-static void md5_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
+static int md5_update(struct shash_desc *desc, const u8 *data, unsigned int len)
{
- struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md5_ctx *mctx = shash_desc_ctx(desc);
const u32 avail = sizeof(mctx->block) - (mctx->byte_count & 0x3f);
mctx->byte_count += len;
@@ -168,7 +170,7 @@ static void md5_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
if (avail > len) {
memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),
data, len);
- return;
+ return 0;
}
memcpy((char *)mctx->block + (sizeof(mctx->block) - avail),
@@ -186,11 +188,13 @@ static void md5_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
}
memcpy(mctx->block, data, len);
+
+ return 0;
}
-static void md5_final(struct crypto_tfm *tfm, u8 *out)
+static int md5_final(struct shash_desc *desc, u8 *out)
{
- struct md5_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct md5_ctx *mctx = shash_desc_ctx(desc);
const unsigned int offset = mctx->byte_count & 0x3f;
char *p = (char *)mctx->block + offset;
int padding = 56 - (offset + 1);
@@ -212,30 +216,32 @@ static void md5_final(struct crypto_tfm *tfm, u8 *out)
cpu_to_le32_array(mctx->hash, sizeof(mctx->hash) / sizeof(u32));
memcpy(out, mctx->hash, sizeof(mctx->hash));
memset(mctx, 0, sizeof(*mctx));
+
+ return 0;
}
-static struct crypto_alg alg = {
- .cra_name = "md5",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = MD5_HMAC_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct md5_ctx),
- .cra_module = THIS_MODULE,
- .cra_list = LIST_HEAD_INIT(alg.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = MD5_DIGEST_SIZE,
- .dia_init = md5_init,
- .dia_update = md5_update,
- .dia_final = md5_final } }
+static struct shash_alg alg = {
+ .digestsize = MD5_DIGEST_SIZE,
+ .init = md5_init,
+ .update = md5_update,
+ .final = md5_final,
+ .descsize = sizeof(struct md5_ctx),
+ .base = {
+ .cra_name = "md5",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = MD5_HMAC_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int __init md5_mod_init(void)
{
- return crypto_register_alg(&alg);
+ return crypto_register_shash(&alg);
}
static void __exit md5_mod_fini(void)
{
- crypto_unregister_alg(&alg);
+ crypto_unregister_shash(&alg);
}
module_init(md5_mod_init);
--
1.5.2.5
This patch changes tgr192, tgr160 and tgr128 to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
---
crypto/tgr192.c | 135 +++++++++++++++++++++++++++++--------------------------
1 files changed, 71 insertions(+), 64 deletions(-)
diff --git a/crypto/tgr192.c b/crypto/tgr192.c
index a92414f..cbca4f2 100644
--- a/crypto/tgr192.c
+++ b/crypto/tgr192.c
@@ -21,11 +21,11 @@
* (at your option) any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <asm/byteorder.h>
-#include <linux/crypto.h>
#include <linux/types.h>
#define TGR192_DIGEST_SIZE 24
@@ -495,24 +495,26 @@ static void tgr192_transform(struct tgr192_ctx *tctx, const u8 * data)
tctx->c = c;
}
-static void tgr192_init(struct crypto_tfm *tfm)
+static int tgr192_init(struct shash_desc *desc)
{
- struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
+ struct tgr192_ctx *tctx = shash_desc_ctx(desc);
tctx->a = 0x0123456789abcdefULL;
tctx->b = 0xfedcba9876543210ULL;
tctx->c = 0xf096a5b4c3b2e187ULL;
tctx->nblocks = 0;
tctx->count = 0;
+
+ return 0;
}
/* Update the message digest with the contents
* of INBUF with length INLEN. */
-static void tgr192_update(struct crypto_tfm *tfm, const u8 *inbuf,
+static int tgr192_update(struct shash_desc *desc, const u8 *inbuf,
unsigned int len)
{
- struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
+ struct tgr192_ctx *tctx = shash_desc_ctx(desc);
if (tctx->count == 64) { /* flush the buffer */
tgr192_transform(tctx, tctx->hash);
@@ -520,15 +522,15 @@ static void tgr192_update(struct crypto_tfm *tfm, const u8 *inbuf,
tctx->nblocks++;
}
if (!inbuf) {
- return;
+ return 0;
}
if (tctx->count) {
for (; len && tctx->count < 64; len--) {
tctx->hash[tctx->count++] = *inbuf++;
}
- tgr192_update(tfm, NULL, 0);
+ tgr192_update(desc, NULL, 0);
if (!len) {
- return;
+ return 0;
}
}
@@ -543,20 +545,22 @@ static void tgr192_update(struct crypto_tfm *tfm, const u8 *inbuf,
for (; len && tctx->count < 64; len--) {
tctx->hash[tctx->count++] = *inbuf++;
}
+
+ return 0;
}
/* The routine terminates the computation */
-static void tgr192_final(struct crypto_tfm *tfm, u8 * out)
+static int tgr192_final(struct shash_desc *desc, u8 * out)
{
- struct tgr192_ctx *tctx = crypto_tfm_ctx(tfm);
+ struct tgr192_ctx *tctx = shash_desc_ctx(desc);
__be64 *dst = (__be64 *)out;
__be64 *be64p;
__le32 *le32p;
u32 t, msb, lsb;
- tgr192_update(tfm, NULL, 0); /* flush */ ;
+ tgr192_update(desc, NULL, 0); /* flush */ ;
msb = 0;
t = tctx->nblocks;
@@ -584,7 +588,7 @@ static void tgr192_final(struct crypto_tfm *tfm, u8 * out)
while (tctx->count < 64) {
tctx->hash[tctx->count++] = 0;
}
- tgr192_update(tfm, NULL, 0); /* flush */ ;
+ tgr192_update(desc, NULL, 0); /* flush */ ;
memset(tctx->hash, 0, 56); /* fill next block with zeroes */
}
/* append the 64 bit count */
@@ -598,91 +602,94 @@ static void tgr192_final(struct crypto_tfm *tfm, u8 * out)
dst[0] = be64p[0] = cpu_to_be64(tctx->a);
dst[1] = be64p[1] = cpu_to_be64(tctx->b);
dst[2] = be64p[2] = cpu_to_be64(tctx->c);
+
+ return 0;
}
-static void tgr160_final(struct crypto_tfm *tfm, u8 * out)
+static int tgr160_final(struct shash_desc *desc, u8 * out)
{
u8 D[64];
- tgr192_final(tfm, D);
+ tgr192_final(desc, D);
memcpy(out, D, TGR160_DIGEST_SIZE);
memset(D, 0, TGR192_DIGEST_SIZE);
+
+ return 0;
}
-static void tgr128_final(struct crypto_tfm *tfm, u8 * out)
+static int tgr128_final(struct shash_desc *desc, u8 * out)
{
u8 D[64];
- tgr192_final(tfm, D);
+ tgr192_final(desc, D);
memcpy(out, D, TGR128_DIGEST_SIZE);
memset(D, 0, TGR192_DIGEST_SIZE);
+
+ return 0;
}
-static struct crypto_alg tgr192 = {
- .cra_name = "tgr192",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = TGR192_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct tgr192_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 7,
- .cra_list = LIST_HEAD_INIT(tgr192.cra_list),
- .cra_u = {.digest = {
- .dia_digestsize = TGR192_DIGEST_SIZE,
- .dia_init = tgr192_init,
- .dia_update = tgr192_update,
- .dia_final = tgr192_final}}
+static struct shash_alg tgr192 = {
+ .digestsize = TGR192_DIGEST_SIZE,
+ .init = tgr192_init,
+ .update = tgr192_update,
+ .final = tgr192_final,
+ .descsize = sizeof(struct tgr192_ctx),
+ .base = {
+ .cra_name = "tgr192",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = TGR192_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
-static struct crypto_alg tgr160 = {
- .cra_name = "tgr160",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = TGR192_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct tgr192_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 7,
- .cra_list = LIST_HEAD_INIT(tgr160.cra_list),
- .cra_u = {.digest = {
- .dia_digestsize = TGR160_DIGEST_SIZE,
- .dia_init = tgr192_init,
- .dia_update = tgr192_update,
- .dia_final = tgr160_final}}
+static struct shash_alg tgr160 = {
+ .digestsize = TGR160_DIGEST_SIZE,
+ .init = tgr192_init,
+ .update = tgr192_update,
+ .final = tgr160_final,
+ .descsize = sizeof(struct tgr192_ctx),
+ .base = {
+ .cra_name = "tgr160",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = TGR192_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
-static struct crypto_alg tgr128 = {
- .cra_name = "tgr128",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = TGR192_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct tgr192_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 7,
- .cra_list = LIST_HEAD_INIT(tgr128.cra_list),
- .cra_u = {.digest = {
- .dia_digestsize = TGR128_DIGEST_SIZE,
- .dia_init = tgr192_init,
- .dia_update = tgr192_update,
- .dia_final = tgr128_final}}
+static struct shash_alg tgr128 = {
+ .digestsize = TGR128_DIGEST_SIZE,
+ .init = tgr192_init,
+ .update = tgr192_update,
+ .final = tgr128_final,
+ .descsize = sizeof(struct tgr192_ctx),
+ .base = {
+ .cra_name = "tgr128",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = TGR192_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int __init tgr192_mod_init(void)
{
int ret = 0;
- ret = crypto_register_alg(&tgr192);
+ ret = crypto_register_shash(&tgr192);
if (ret < 0) {
goto out;
}
- ret = crypto_register_alg(&tgr160);
+ ret = crypto_register_shash(&tgr160);
if (ret < 0) {
- crypto_unregister_alg(&tgr192);
+ crypto_unregister_shash(&tgr192);
goto out;
}
- ret = crypto_register_alg(&tgr128);
+ ret = crypto_register_shash(&tgr128);
if (ret < 0) {
- crypto_unregister_alg(&tgr192);
- crypto_unregister_alg(&tgr160);
+ crypto_unregister_shash(&tgr192);
+ crypto_unregister_shash(&tgr160);
}
out:
return ret;
@@ -690,9 +697,9 @@ static int __init tgr192_mod_init(void)
static void __exit tgr192_mod_fini(void)
{
- crypto_unregister_alg(&tgr192);
- crypto_unregister_alg(&tgr160);
- crypto_unregister_alg(&tgr128);
+ crypto_unregister_shash(&tgr192);
+ crypto_unregister_shash(&tgr160);
+ crypto_unregister_shash(&tgr128);
}
MODULE_ALIAS("tgr160");
--
1.5.2.5
This patch changes sha256 and sha224 to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
---
crypto/sha256_generic.c | 104 +++++++++++++++++++++++++---------------------
1 files changed, 56 insertions(+), 48 deletions(-)
diff --git a/crypto/sha256_generic.c b/crypto/sha256_generic.c
index 5a8dd47..caa3542 100644
--- a/crypto/sha256_generic.c
+++ b/crypto/sha256_generic.c
@@ -17,10 +17,10 @@
* any later version.
*
*/
+#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
-#include <linux/crypto.h>
#include <linux/types.h>
#include <crypto/sha.h>
#include <asm/byteorder.h>
@@ -69,7 +69,7 @@ static void sha256_transform(u32 *state, const u8 *input)
/* now blend */
for (i = 16; i < 64; i++)
BLEND_OP(i, W);
-
+
/* load the state into our registers */
a=state[0]; b=state[1]; c=state[2]; d=state[3];
e=state[4]; f=state[5]; g=state[6]; h=state[7];
@@ -220,9 +220,9 @@ static void sha256_transform(u32 *state, const u8 *input)
}
-static void sha224_init(struct crypto_tfm *tfm)
+static int sha224_init(struct shash_desc *desc)
{
- struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
+ struct sha256_ctx *sctx = shash_desc_ctx(desc);
sctx->state[0] = SHA224_H0;
sctx->state[1] = SHA224_H1;
sctx->state[2] = SHA224_H2;
@@ -233,11 +233,13 @@ static void sha224_init(struct crypto_tfm *tfm)
sctx->state[7] = SHA224_H7;
sctx->count[0] = 0;
sctx->count[1] = 0;
+
+ return 0;
}
-static void sha256_init(struct crypto_tfm *tfm)
+static int sha256_init(struct shash_desc *desc)
{
- struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
+ struct sha256_ctx *sctx = shash_desc_ctx(desc);
sctx->state[0] = SHA256_H0;
sctx->state[1] = SHA256_H1;
sctx->state[2] = SHA256_H2;
@@ -247,12 +249,14 @@ static void sha256_init(struct crypto_tfm *tfm)
sctx->state[6] = SHA256_H6;
sctx->state[7] = SHA256_H7;
sctx->count[0] = sctx->count[1] = 0;
+
+ return 0;
}
-static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
+static int sha256_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
- struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
+ struct sha256_ctx *sctx = shash_desc_ctx(desc);
unsigned int i, index, part_len;
/* Compute number of bytes mod 128 */
@@ -277,14 +281,16 @@ static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
} else {
i = 0;
}
-
+
/* Buffer remaining input */
memcpy(&sctx->buf[index], &data[i], len-i);
+
+ return 0;
}
-static void sha256_final(struct crypto_tfm *tfm, u8 *out)
+static int sha256_final(struct shash_desc *desc, u8 *out)
{
- struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
+ struct sha256_ctx *sctx = shash_desc_ctx(desc);
__be32 *dst = (__be32 *)out;
__be32 bits[2];
unsigned int index, pad_len;
@@ -298,10 +304,10 @@ static void sha256_final(struct crypto_tfm *tfm, u8 *out)
/* Pad out to 56 mod 64. */
index = (sctx->count[0] >> 3) & 0x3f;
pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
- sha256_update(tfm, padding, pad_len);
+ sha256_update(desc, padding, pad_len);
/* Append length (before padding) */
- sha256_update(tfm, (const u8 *)bits, sizeof(bits));
+ sha256_update(desc, (const u8 *)bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 8; i++)
@@ -309,71 +315,73 @@ static void sha256_final(struct crypto_tfm *tfm, u8 *out)
/* Zeroize sensitive information. */
memset(sctx, 0, sizeof(*sctx));
+
+ return 0;
}
-static void sha224_final(struct crypto_tfm *tfm, u8 *hash)
+static int sha224_final(struct shash_desc *desc, u8 *hash)
{
u8 D[SHA256_DIGEST_SIZE];
- sha256_final(tfm, D);
+ sha256_final(desc, D);
memcpy(hash, D, SHA224_DIGEST_SIZE);
memset(D, 0, SHA256_DIGEST_SIZE);
+
+ return 0;
}
-static struct crypto_alg sha256 = {
- .cra_name = "sha256",
- .cra_driver_name= "sha256-generic",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = SHA256_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct sha256_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 3,
- .cra_list = LIST_HEAD_INIT(sha256.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = SHA256_DIGEST_SIZE,
- .dia_init = sha256_init,
- .dia_update = sha256_update,
- .dia_final = sha256_final } }
+static struct shash_alg sha256 = {
+ .digestsize = SHA256_DIGEST_SIZE,
+ .init = sha256_init,
+ .update = sha256_update,
+ .final = sha256_final,
+ .descsize = sizeof(struct sha256_ctx),
+ .base = {
+ .cra_name = "sha256",
+ .cra_driver_name= "sha256-generic",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = SHA256_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
-static struct crypto_alg sha224 = {
- .cra_name = "sha224",
- .cra_driver_name = "sha224-generic",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = SHA224_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct sha256_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 3,
- .cra_list = LIST_HEAD_INIT(sha224.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = SHA224_DIGEST_SIZE,
- .dia_init = sha224_init,
- .dia_update = sha256_update,
- .dia_final = sha224_final } }
+static struct shash_alg sha224 = {
+ .digestsize = SHA224_DIGEST_SIZE,
+ .init = sha224_init,
+ .update = sha256_update,
+ .final = sha224_final,
+ .descsize = sizeof(struct sha256_ctx),
+ .base = {
+ .cra_name = "sha224",
+ .cra_driver_name= "sha224-generic",
+ .cra_flags = CRYPTO_ALG_TYPE_SHASH,
+ .cra_blocksize = SHA224_BLOCK_SIZE,
+ .cra_module = THIS_MODULE,
+ }
};
static int __init sha256_generic_mod_init(void)
{
int ret = 0;
- ret = crypto_register_alg(&sha224);
+ ret = crypto_register_shash(&sha224);
if (ret < 0)
return ret;
- ret = crypto_register_alg(&sha256);
+ ret = crypto_register_shash(&sha256);
if (ret < 0)
- crypto_unregister_alg(&sha224);
+ crypto_unregister_shash(&sha224);
return ret;
}
static void __exit sha256_generic_mod_fini(void)
{
- crypto_unregister_alg(&sha224);
- crypto_unregister_alg(&sha256);
+ crypto_unregister_shash(&sha224);
+ crypto_unregister_shash(&sha256);
}
module_init(sha256_generic_mod_init);
--
1.5.2.5
On Tue, Dec 02, 2008 at 11:38:34PM +0100, Adrian-Ken Rueegsegger wrote:
> This patch changes michael_mic to the new shash interface.
>
> Signed-off-by: Adrian-Ken Rueegsegger <[email protected]>
I've applied patches 1-4.
> -static int michael_setkey(struct crypto_tfm *tfm, const u8 *key,
> +static int michael_setkey(struct crypto_shash *tfm, const u8 *key,
> unsigned int keylen)
> {
> - struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
> + struct michael_mic_ctx *mctx = crypto_shash_ctx(tfm);
> const __le32 *data = (const __le32 *)key;
>
> if (keylen != 8) {
> - tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
> + crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
> return -EINVAL;
> }
This looks broken though. michael_mic is one of the few hashes
with a setkey function. So you need to model it after crc32c
rather than the others.
In particular, you'll need to split the context structure between
the key part and the descritptor part.
Thanks,
--
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Email: Herbert Xu ~{PmV>HI~} <[email protected]>
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