Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[CRYPTO] sha: Add header file for SHA definitions

Browse source 
There are currently several SHA implementations that all define their own
initialization vectors and size values. Since this values are idential
move them to a header file under include/crypto.

Signed-off-by: Jan Glauber <jang@de.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jan Glauber 2007-10-09 22:43:13 +08:00 committed by David S. Miller
parent ad5d27899f
commit 5265eeb2b0
7 changed files with 116 additions and 109 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
arch/s390/crypto/sha1_s390.c
View file

@ -26,12 +26,10 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/crypto.h>
#include <crypto/sha.h>
#include "crypt_s390.h"
#define SHA1_DIGEST_SIZE 20
#define SHA1_BLOCK_SIZE 64
struct s390_sha1_ctx {
u64 count; /* message length */
u32 state[5];
@ -42,11 +40,11 @@ static void sha1_init(struct crypto_tfm *tfm)
{
struct s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = 0x67452301;
sctx->state[1] = 0xEFCDAB89;
sctx->state[2] = 0x98BADCFE;
sctx->state[3] = 0x10325476;
sctx->state[4] = 0xC3D2E1F0;
sctx->state[0] = SHA1_H0;
sctx->state[1] = SHA1_H1;
sctx->state[2] = SHA1_H2;
sctx->state[3] = SHA1_H3;
sctx->state[4] = SHA1_H4;
sctx->count = 0;
}

20
arch/s390/crypto/sha256_s390.c
View file

@ -19,12 +19,10 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/crypto.h>
#include <crypto/sha.h>
#include "crypt_s390.h"
#define SHA256_DIGEST_SIZE 32
#define SHA256_BLOCK_SIZE 64
struct s390_sha256_ctx {
u64 count; /* message length */
u32 state[8];
@ -35,14 +33,14 @@ static void sha256_init(struct crypto_tfm *tfm)
{
struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = 0x6a09e667;
sctx->state[1] = 0xbb67ae85;
sctx->state[2] = 0x3c6ef372;
sctx->state[3] = 0xa54ff53a;
sctx->state[4] = 0x510e527f;
sctx->state[5] = 0x9b05688c;
sctx->state[6] = 0x1f83d9ab;
sctx->state[7] = 0x5be0cd19;
sctx->state[0] = SHA256_H0;
sctx->state[1] = SHA256_H1;
sctx->state[2] = SHA256_H2;
sctx->state[3] = SHA256_H3;
sctx->state[4] = SHA256_H4;
sctx->state[5] = SHA256_H5;
sctx->state[6] = SHA256_H6;
sctx->state[7] = SHA256_H7;
sctx->count = 0;
}

8
crypto/sha1_generic.c
View file

@ -22,12 +22,10 @@
#include <linux/crypto.h>
#include <linux/cryptohash.h>
#include <linux/types.h>
#include <crypto/sha.h>
#include <asm/scatterlist.h>
#include <asm/byteorder.h>
#define SHA1_DIGEST_SIZE 20
#define SHA1_HMAC_BLOCK_SIZE 64
struct sha1_ctx {
u64 count;
u32 state[5];
@ -39,7 +37,7 @@ static void sha1_init(struct crypto_tfm *tfm)
struct sha1_ctx *sctx = crypto_tfm_ctx(tfm);
static const struct sha1_ctx initstate = {
0,
{ 0x67452301, 0xEFCDAB89, 0x98BADCFE, 0x10325476, 0xC3D2E1F0 },
{ SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4 },
{ 0, }
};
@ -111,7 +109,7 @@ static struct crypto_alg alg = {
.cra_name = "sha1",
.cra_driver_name= "sha1-generic",
.cra_flags = CRYPTO_ALG_TYPE_DIGEST,
.cra_blocksize = SHA1_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha1_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,

31
crypto/sha256_generic.c
View file

@ -21,12 +21,10 @@
#include <linux/mm.h>
#include <linux/crypto.h>
#include <linux/types.h>
#include <crypto/sha.h>
#include <asm/scatterlist.h>
#include <asm/byteorder.h>
#define SHA256_DIGEST_SIZE 32
#define SHA256_HMAC_BLOCK_SIZE 64
struct sha256_ctx {
u32 count[2];
u32 state[8];
@ -48,15 +46,6 @@ static inline u32 Maj(u32 x, u32 y, u32 z)
#define s0(x) (ror32(x, 7) ^ ror32(x,18) ^ (x >> 3))
#define s1(x) (ror32(x,17) ^ ror32(x,19) ^ (x >> 10))
#define H0 0x6a09e667
#define H1 0xbb67ae85
#define H2 0x3c6ef372
#define H3 0xa54ff53a
#define H4 0x510e527f
#define H5 0x9b05688c
#define H6 0x1f83d9ab
#define H7 0x5be0cd19
static inline void LOAD_OP(int I, u32 *W, const u8 *input)
{
W[I] = __be32_to_cpu( ((__be32*)(input))[I] );
@ -233,14 +222,14 @@ static void sha256_transform(u32 *state, const u8 *input)
static void sha256_init(struct crypto_tfm *tfm)
{
struct sha256_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = H0;
sctx->state[1] = H1;
sctx->state[2] = H2;
sctx->state[3] = H3;
sctx->state[4] = H4;
sctx->state[5] = H5;
sctx->state[6] = H6;
sctx->state[7] = H7;
sctx->state[0] = SHA256_H0;
sctx->state[1] = SHA256_H1;
sctx->state[2] = SHA256_H2;
sctx->state[3] = SHA256_H3;
sctx->state[4] = SHA256_H4;
sctx->state[5] = SHA256_H5;
sctx->state[6] = SHA256_H6;
sctx->state[7] = SHA256_H7;
sctx->count[0] = sctx->count[1] = 0;
}
@ -311,7 +300,7 @@ static struct crypto_alg alg = {
.cra_name = "sha256",
.cra_driver_name= "sha256-generic",
.cra_flags = CRYPTO_ALG_TYPE_DIGEST,
.cra_blocksize = SHA256_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha256_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,

63
crypto/sha512.c
View file

@ -13,20 +13,15 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/crypto.h>
#include <linux/types.h>
#include <crypto/sha.h>
#include <asm/scatterlist.h>
#include <asm/byteorder.h>
#define SHA384_DIGEST_SIZE 48
#define SHA512_DIGEST_SIZE 64
#define SHA384_HMAC_BLOCK_SIZE 128
#define SHA512_HMAC_BLOCK_SIZE 128
struct sha512_ctx {
u64 state[8];
u32 count[4];
@ -84,26 +79,6 @@ static const u64 sha512_K[80] = {
#define s0(x) (RORu64(x, 1) ^ RORu64(x, 8) ^ (x >> 7))
#define s1(x) (RORu64(x,19) ^ RORu64(x,61) ^ (x >> 6))
/* H* initial state for SHA-512 */
#define H0 0x6a09e667f3bcc908ULL
#define H1 0xbb67ae8584caa73bULL
#define H2 0x3c6ef372fe94f82bULL
#define H3 0xa54ff53a5f1d36f1ULL
#define H4 0x510e527fade682d1ULL
#define H5 0x9b05688c2b3e6c1fULL
#define H6 0x1f83d9abfb41bd6bULL
#define H7 0x5be0cd19137e2179ULL
/* H'* initial state for SHA-384 */
#define HP0 0xcbbb9d5dc1059ed8ULL
#define HP1 0x629a292a367cd507ULL
#define HP2 0x9159015a3070dd17ULL
#define HP3 0x152fecd8f70e5939ULL
#define HP4 0x67332667ffc00b31ULL
#define HP5 0x8eb44a8768581511ULL
#define HP6 0xdb0c2e0d64f98fa7ULL
#define HP7 0x47b5481dbefa4fa4ULL
static inline void LOAD_OP(int I, u64 *W, const u8 *input)
{
W[I] = __be64_to_cpu( ((__be64*)(input))[I] );
@ -164,14 +139,14 @@ static void
sha512_init(struct crypto_tfm *tfm)
{
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = H0;
sctx->state[1] = H1;
sctx->state[2] = H2;
sctx->state[3] = H3;
sctx->state[4] = H4;
sctx->state[5] = H5;
sctx->state[6] = H6;
sctx->state[7] = H7;
sctx->state[0] = SHA512_H0;
sctx->state[1] = SHA512_H1;
sctx->state[2] = SHA512_H2;
sctx->state[3] = SHA512_H3;
sctx->state[4] = SHA512_H4;
sctx->state[5] = SHA512_H5;
sctx->state[6] = SHA512_H6;
sctx->state[7] = SHA512_H7;
sctx->count[0] = sctx->count[1] = sctx->count[2] = sctx->count[3] = 0;
}
@ -179,14 +154,14 @@ static void
sha384_init(struct crypto_tfm *tfm)
{
struct sha512_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = HP0;
sctx->state[1] = HP1;
sctx->state[2] = HP2;
sctx->state[3] = HP3;
sctx->state[4] = HP4;
sctx->state[5] = HP5;
sctx->state[6] = HP6;
sctx->state[7] = HP7;
sctx->state[0] = SHA384_H0;
sctx->state[1] = SHA384_H1;
sctx->state[2] = SHA384_H2;
sctx->state[3] = SHA384_H3;
sctx->state[4] = SHA384_H4;
sctx->state[5] = SHA384_H5;
sctx->state[6] = SHA384_H6;
sctx->state[7] = SHA384_H7;
sctx->count[0] = sctx->count[1] = sctx->count[2] = sctx->count[3] = 0;
}
@ -275,7 +250,7 @@ static void sha384_final(struct crypto_tfm *tfm, u8 *hash)
static struct crypto_alg sha512 = {
.cra_name = "sha512",
.cra_flags = CRYPTO_ALG_TYPE_DIGEST,
.cra_blocksize = SHA512_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA512_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha512_ctx),
.cra_module = THIS_MODULE,
.cra_alignmask = 3,
@ -291,7 +266,7 @@ static struct crypto_alg sha512 = {
static struct crypto_alg sha384 = {
.cra_name = "sha384",
.cra_flags = CRYPTO_ALG_TYPE_DIGEST,
.cra_blocksize = SHA384_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA384_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct sha512_ctx),
.cra_alignmask = 3,
.cra_module = THIS_MODULE,

36
drivers/crypto/padlock-sha.c
View file

@ -13,6 +13,7 @@
*/
#include <crypto/algapi.h>
#include <crypto/sha.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/init.h>
@ -24,12 +25,7 @@
#include "padlock.h"
#define SHA1_DEFAULT_FALLBACK "sha1-generic"
#define SHA1_DIGEST_SIZE 20
#define SHA1_HMAC_BLOCK_SIZE 64
#define SHA256_DEFAULT_FALLBACK "sha256-generic"
#define SHA256_DIGEST_SIZE 32
#define SHA256_HMAC_BLOCK_SIZE 64
struct padlock_sha_ctx {
char *data;
@ -107,11 +103,11 @@ static void padlock_do_sha1(const char *in, char *out, int count)
char buf[128+16];
char *result = NEAREST_ALIGNED(buf);
((uint32_t *)result)[0] = 0x67452301;
((uint32_t *)result)[1] = 0xEFCDAB89;
((uint32_t *)result)[2] = 0x98BADCFE;
((uint32_t *)result)[3] = 0x10325476;
((uint32_t *)result)[4] = 0xC3D2E1F0;
((uint32_t *)result)[0] = SHA1_H0;
((uint32_t *)result)[1] = SHA1_H1;
((uint32_t *)result)[2] = SHA1_H2;
((uint32_t *)result)[3] = SHA1_H3;
((uint32_t *)result)[4] = SHA1_H4;
asm volatile (".byte 0xf3,0x0f,0xa6,0xc8" /* rep xsha1 */
: "+S"(in), "+D"(result)
@ -128,14 +124,14 @@ static void padlock_do_sha256(const char *in, char *out, int count)
char buf[128+16];
char *result = NEAREST_ALIGNED(buf);
((uint32_t *)result)[0] = 0x6A09E667;
((uint32_t *)result)[1] = 0xBB67AE85;
((uint32_t *)result)[2] = 0x3C6EF372;
((uint32_t *)result)[3] = 0xA54FF53A;
((uint32_t *)result)[4] = 0x510E527F;
((uint32_t *)result)[5] = 0x9B05688C;
((uint32_t *)result)[6] = 0x1F83D9AB;
((uint32_t *)result)[7] = 0x5BE0CD19;
((uint32_t *)result)[0] = SHA256_H0;
((uint32_t *)result)[1] = SHA256_H1;
((uint32_t *)result)[2] = SHA256_H2;
((uint32_t *)result)[3] = SHA256_H3;
((uint32_t *)result)[4] = SHA256_H4;
((uint32_t *)result)[5] = SHA256_H5;
((uint32_t *)result)[6] = SHA256_H6;
((uint32_t *)result)[7] = SHA256_H7;
asm volatile (".byte 0xf3,0x0f,0xa6,0xd0" /* rep xsha256 */
: "+S"(in), "+D"(result)
@ -215,7 +211,7 @@ static struct crypto_alg sha1_alg = {
.cra_priority = PADLOCK_CRA_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_DIGEST |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA1_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct padlock_sha_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(sha1_alg.cra_list),
@ -237,7 +233,7 @@ static struct crypto_alg sha256_alg = {
.cra_priority = PADLOCK_CRA_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_DIGEST |
CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA256_HMAC_BLOCK_SIZE,
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct padlock_sha_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(sha256_alg.cra_list),

53
include/crypto/sha.h Normal file
View file

@ -0,0 +1,53 @@
/*
* Common values for SHA algorithms
*/
#ifndef _CRYPTO_SHA_H
#define _CRYPTO_SHA_H
#define SHA1_DIGEST_SIZE 20
#define SHA1_BLOCK_SIZE 64
#define SHA256_DIGEST_SIZE 32
#define SHA256_BLOCK_SIZE 64
#define SHA384_DIGEST_SIZE 48
#define SHA384_BLOCK_SIZE 128
#define SHA512_DIGEST_SIZE 64
#define SHA512_BLOCK_SIZE 128
#define SHA1_H0 0x67452301UL
#define SHA1_H1 0xefcdab89UL
#define SHA1_H2 0x98badcfeUL
#define SHA1_H3 0x10325476UL
#define SHA1_H4 0xc3d2e1f0UL
#define SHA256_H0 0x6a09e667UL
#define SHA256_H1 0xbb67ae85UL
#define SHA256_H2 0x3c6ef372UL
#define SHA256_H3 0xa54ff53aUL
#define SHA256_H4 0x510e527fUL
#define SHA256_H5 0x9b05688cUL
#define SHA256_H6 0x1f83d9abUL
#define SHA256_H7 0x5be0cd19UL
#define SHA384_H0 0xcbbb9d5dc1059ed8ULL
#define SHA384_H1 0x629a292a367cd507ULL
#define SHA384_H2 0x9159015a3070dd17ULL
#define SHA384_H3 0x152fecd8f70e5939ULL
#define SHA384_H4 0x67332667ffc00b31ULL
#define SHA384_H5 0x8eb44a8768581511ULL
#define SHA384_H6 0xdb0c2e0d64f98fa7ULL
#define SHA384_H7 0x47b5481dbefa4fa4ULL
#define SHA512_H0 0x6a09e667f3bcc908ULL
#define SHA512_H1 0xbb67ae8584caa73bULL
#define SHA512_H2 0x3c6ef372fe94f82bULL
#define SHA512_H3 0xa54ff53a5f1d36f1ULL
#define SHA512_H4 0x510e527fade682d1ULL
#define SHA512_H5 0x9b05688c2b3e6c1fULL
#define SHA512_H6 0x1f83d9abfb41bd6bULL
#define SHA512_H7 0x5be0cd19137e2179ULL
#endif