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Commit 5265eeb2 authored by Jan Glauber's avatar Jan Glauber Committed by David S. Miller
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[CRYPTO] sha: Add header file for SHA definitions 

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: default avatarJan Glauber <jang@de.ibm.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ad5d2789
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Showing with 116 additions and 109 deletions
arch/s390/crypto/sha1_s390.c
View file @ 5265eeb2
......@@ -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;
}
......
arch/s390/crypto/sha256_s390.c
View file @ 5265eeb2
......@@ -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;
}
......
crypto/sha1_generic.c
View file @ 5265eeb2
......@@ -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,
......
crypto/sha256_generic.c
View file @ 5265eeb2
......@@ -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,
......
crypto/sha512.c
View file @ 5265eeb2
......@@ -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,
......
drivers/crypto/padlock-sha.c
View file @ 5265eeb2
......@@ -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),
......
include/crypto/sha.h 0 → 100644
View file @ 5265eeb2
/*
* 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
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