subject:"\[PATCH 2\/8\] crypto\: niagara\: Use precalculated hash from headers"

Re: [PATCH 2/8] crypto: niagara: Use precalculated hash from headers

2015-11-17 Thread Herbert Xu

On Tue, Oct 20, 2015 at 09:33:58AM +0200, LABBE Corentin wrote:
> Precalculated hash for empty message are now present in hash headers.
> This patch just use them.
> 
> Signed-off-by: LABBE Corentin 

You need to select CRYPTO_MD5 and CRYPTO_SHA*.  Please add the
corresponding Kconfig changes and resubmit.

Thanks,
-- 
Email: Herbert Xu 
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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[PATCH 2/8] crypto: niagara: Use precalculated hash from headers

2015-10-20 Thread LABBE Corentin

Precalculated hash for empty message are now present in hash headers.
This patch just use them.

Signed-off-by: LABBE Corentin 
---
 drivers/crypto/n2_core.c | 33 ++---
 1 file changed, 6 insertions(+), 27 deletions(-)

diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index 2e8dab9..8ea6c32 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -241,7 +241,7 @@ static inline bool n2_should_run_async(struct spu_queue 
*qp, int this_len)
 
 struct n2_ahash_alg {
struct list_headentry;
-   const char  *hash_zero;
+   const u8*hash_zero;
const u32   *hash_init;
u8  hw_op_hashsz;
u8  digest_size;
@@ -1267,7 +1267,7 @@ static LIST_HEAD(cipher_algs);
 
 struct n2_hash_tmpl {
const char  *name;
-   const char  *hash_zero;
+   const u8*hash_zero;
const u32   *hash_init;
u8  hw_op_hashsz;
u8  digest_size;
@@ -1276,40 +1276,19 @@ struct n2_hash_tmpl {
u8  hmac_type;
 };
 
-static const char md5_zero[MD5_DIGEST_SIZE] = {
-   0xd4, 0x1d, 0x8c, 0xd9, 0x8f, 0x00, 0xb2, 0x04,
-   0xe9, 0x80, 0x09, 0x98, 0xec, 0xf8, 0x42, 0x7e,
-};
 static const u32 md5_init[MD5_HASH_WORDS] = {
cpu_to_le32(MD5_H0),
cpu_to_le32(MD5_H1),
cpu_to_le32(MD5_H2),
cpu_to_le32(MD5_H3),
 };
-static const char sha1_zero[SHA1_DIGEST_SIZE] = {
-   0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32,
-   0x55, 0xbf, 0xef, 0x95, 0x60, 0x18, 0x90, 0xaf, 0xd8,
-   0x07, 0x09
-};
 static const u32 sha1_init[SHA1_DIGEST_SIZE / 4] = {
SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4,
 };
-static const char sha256_zero[SHA256_DIGEST_SIZE] = {
-   0xe3, 0xb0, 0xc4, 0x42, 0x98, 0xfc, 0x1c, 0x14, 0x9a,
-   0xfb, 0xf4, 0xc8, 0x99, 0x6f, 0xb9, 0x24, 0x27, 0xae,
-   0x41, 0xe4, 0x64, 0x9b, 0x93, 0x4c, 0xa4, 0x95, 0x99,
-   0x1b, 0x78, 0x52, 0xb8, 0x55
-};
 static const u32 sha256_init[SHA256_DIGEST_SIZE / 4] = {
SHA256_H0, SHA256_H1, SHA256_H2, SHA256_H3,
SHA256_H4, SHA256_H5, SHA256_H6, SHA256_H7,
 };
-static const char sha224_zero[SHA224_DIGEST_SIZE] = {
-   0xd1, 0x4a, 0x02, 0x8c, 0x2a, 0x3a, 0x2b, 0xc9, 0x47,
-   0x61, 0x02, 0xbb, 0x28, 0x82, 0x34, 0xc4, 0x15, 0xa2,
-   0xb0, 0x1f, 0x82, 0x8e, 0xa6, 0x2a, 0xc5, 0xb3, 0xe4,
-   0x2f
-};
 static const u32 sha224_init[SHA256_DIGEST_SIZE / 4] = {
SHA224_H0, SHA224_H1, SHA224_H2, SHA224_H3,
SHA224_H4, SHA224_H5, SHA224_H6, SHA224_H7,
@@ -1317,7 +1296,7 @@ static const u32 sha224_init[SHA256_DIGEST_SIZE / 4] = {
 
 static const struct n2_hash_tmpl hash_tmpls[] = {
{ .name = "md5",
- .hash_zero= md5_zero,
+ .hash_zero= md5_zero_message_hash,
  .hash_init= md5_init,
  .auth_type= AUTH_TYPE_MD5,
  .hmac_type= AUTH_TYPE_HMAC_MD5,
@@ -1325,7 +1304,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = MD5_DIGEST_SIZE,
  .block_size   = MD5_HMAC_BLOCK_SIZE },
{ .name = "sha1",
- .hash_zero= sha1_zero,
+ .hash_zero= sha1_zero_message_hash,
  .hash_init= sha1_init,
  .auth_type= AUTH_TYPE_SHA1,
  .hmac_type= AUTH_TYPE_HMAC_SHA1,
@@ -1333,7 +1312,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = SHA1_DIGEST_SIZE,
  .block_size   = SHA1_BLOCK_SIZE },
{ .name = "sha256",
- .hash_zero= sha256_zero,
+ .hash_zero= sha256_zero_message_hash,
  .hash_init= sha256_init,
  .auth_type= AUTH_TYPE_SHA256,
  .hmac_type= AUTH_TYPE_HMAC_SHA256,
@@ -1341,7 +1320,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = SHA256_DIGEST_SIZE,
  .block_size   = SHA256_BLOCK_SIZE },
{ .name = "sha224",
- .hash_zero= sha224_zero,
+ .hash_zero= sha224_zero_message_hash,
  .hash_init= sha224_init,
  .auth_type= AUTH_TYPE_SHA256,
  .hmac_type= AUTH_TYPE_RESERVED,
-- 
2.4.10

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[PATCH 2/8] crypto: niagara: Use precalculated hash from headers

2015-10-12 Thread LABBE Corentin

Precalculated hash for empty message are now present in hash headers.
This patch just use them.

Signed-off-by: LABBE Corentin 
---
 drivers/crypto/n2_core.c | 33 ++---
 1 file changed, 6 insertions(+), 27 deletions(-)

diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index 2e8dab9..8ea6c32 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -241,7 +241,7 @@ static inline bool n2_should_run_async(struct spu_queue 
*qp, int this_len)
 
 struct n2_ahash_alg {
struct list_headentry;
-   const char  *hash_zero;
+   const u8*hash_zero;
const u32   *hash_init;
u8  hw_op_hashsz;
u8  digest_size;
@@ -1267,7 +1267,7 @@ static LIST_HEAD(cipher_algs);
 
 struct n2_hash_tmpl {
const char  *name;
-   const char  *hash_zero;
+   const u8*hash_zero;
const u32   *hash_init;
u8  hw_op_hashsz;
u8  digest_size;
@@ -1276,40 +1276,19 @@ struct n2_hash_tmpl {
u8  hmac_type;
 };
 
-static const char md5_zero[MD5_DIGEST_SIZE] = {
-   0xd4, 0x1d, 0x8c, 0xd9, 0x8f, 0x00, 0xb2, 0x04,
-   0xe9, 0x80, 0x09, 0x98, 0xec, 0xf8, 0x42, 0x7e,
-};
 static const u32 md5_init[MD5_HASH_WORDS] = {
cpu_to_le32(MD5_H0),
cpu_to_le32(MD5_H1),
cpu_to_le32(MD5_H2),
cpu_to_le32(MD5_H3),
 };
-static const char sha1_zero[SHA1_DIGEST_SIZE] = {
-   0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32,
-   0x55, 0xbf, 0xef, 0x95, 0x60, 0x18, 0x90, 0xaf, 0xd8,
-   0x07, 0x09
-};
 static const u32 sha1_init[SHA1_DIGEST_SIZE / 4] = {
SHA1_H0, SHA1_H1, SHA1_H2, SHA1_H3, SHA1_H4,
 };
-static const char sha256_zero[SHA256_DIGEST_SIZE] = {
-   0xe3, 0xb0, 0xc4, 0x42, 0x98, 0xfc, 0x1c, 0x14, 0x9a,
-   0xfb, 0xf4, 0xc8, 0x99, 0x6f, 0xb9, 0x24, 0x27, 0xae,
-   0x41, 0xe4, 0x64, 0x9b, 0x93, 0x4c, 0xa4, 0x95, 0x99,
-   0x1b, 0x78, 0x52, 0xb8, 0x55
-};
 static const u32 sha256_init[SHA256_DIGEST_SIZE / 4] = {
SHA256_H0, SHA256_H1, SHA256_H2, SHA256_H3,
SHA256_H4, SHA256_H5, SHA256_H6, SHA256_H7,
 };
-static const char sha224_zero[SHA224_DIGEST_SIZE] = {
-   0xd1, 0x4a, 0x02, 0x8c, 0x2a, 0x3a, 0x2b, 0xc9, 0x47,
-   0x61, 0x02, 0xbb, 0x28, 0x82, 0x34, 0xc4, 0x15, 0xa2,
-   0xb0, 0x1f, 0x82, 0x8e, 0xa6, 0x2a, 0xc5, 0xb3, 0xe4,
-   0x2f
-};
 static const u32 sha224_init[SHA256_DIGEST_SIZE / 4] = {
SHA224_H0, SHA224_H1, SHA224_H2, SHA224_H3,
SHA224_H4, SHA224_H5, SHA224_H6, SHA224_H7,
@@ -1317,7 +1296,7 @@ static const u32 sha224_init[SHA256_DIGEST_SIZE / 4] = {
 
 static const struct n2_hash_tmpl hash_tmpls[] = {
{ .name = "md5",
- .hash_zero= md5_zero,
+ .hash_zero= md5_zero_message_hash,
  .hash_init= md5_init,
  .auth_type= AUTH_TYPE_MD5,
  .hmac_type= AUTH_TYPE_HMAC_MD5,
@@ -1325,7 +1304,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = MD5_DIGEST_SIZE,
  .block_size   = MD5_HMAC_BLOCK_SIZE },
{ .name = "sha1",
- .hash_zero= sha1_zero,
+ .hash_zero= sha1_zero_message_hash,
  .hash_init= sha1_init,
  .auth_type= AUTH_TYPE_SHA1,
  .hmac_type= AUTH_TYPE_HMAC_SHA1,
@@ -1333,7 +1312,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = SHA1_DIGEST_SIZE,
  .block_size   = SHA1_BLOCK_SIZE },
{ .name = "sha256",
- .hash_zero= sha256_zero,
+ .hash_zero= sha256_zero_message_hash,
  .hash_init= sha256_init,
  .auth_type= AUTH_TYPE_SHA256,
  .hmac_type= AUTH_TYPE_HMAC_SHA256,
@@ -1341,7 +1320,7 @@ static const struct n2_hash_tmpl hash_tmpls[] = {
  .digest_size  = SHA256_DIGEST_SIZE,
  .block_size   = SHA256_BLOCK_SIZE },
{ .name = "sha224",
- .hash_zero= sha224_zero,
+ .hash_zero= sha224_zero_message_hash,
  .hash_init= sha224_init,
  .auth_type= AUTH_TYPE_SHA256,
  .hmac_type= AUTH_TYPE_RESERVED,
-- 
2.4.9

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Re: [PATCH 2/8] crypto: niagara: Use precalculated hash from headers

[PATCH 2/8] crypto: niagara: Use precalculated hash from headers

[PATCH 2/8] crypto: niagara: Use precalculated hash from headers

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