[PATCH 1/3] crypto: talitos - prepare for adding ahash algorithms

[lee . nipper]

No functional changes.
Use a union in talitos_alg_template for the crypto_alg
so that we can add a member later for ahash_alg.

Signed-off-by: Lee Nipper <lee.nip...@gmail.com>
---
 drivers/crypto/talitos.c |   39 +++++++++++++++++++++------------------
 1 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index fd529d6..602387d 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1478,14 +1478,17 @@ static int ablkcipher_decrypt(struct ablkcipher_request 
*areq)
 }
 
 struct talitos_alg_template {
-       struct crypto_alg alg;
+       u32 type;
+       union {
+               struct crypto_alg crypto;
+       } alg;
        __be32 desc_hdr_template;
 };
 
 static struct talitos_alg_template driver_algs[] = {
        /* AEAD algorithms.  These use a single-pass ipsec_esp descriptor */
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(sha1),cbc(aes))",
                        .cra_driver_name = "authenc-hmac-sha1-cbc-aes-talitos",
                        .cra_blocksize = AES_BLOCK_SIZE,
@@ -1510,8 +1513,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_PAD |
                                     DESC_HDR_MODE1_MDEU_SHA1_HMAC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(sha1),cbc(des3_ede))",
                        .cra_driver_name = "authenc-hmac-sha1-cbc-3des-talitos",
                        .cra_blocksize = DES3_EDE_BLOCK_SIZE,
@@ -1537,8 +1540,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_PAD |
                                     DESC_HDR_MODE1_MDEU_SHA1_HMAC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(sha256),cbc(aes))",
                        .cra_driver_name = 
"authenc-hmac-sha256-cbc-aes-talitos",
                        .cra_blocksize = AES_BLOCK_SIZE,
@@ -1563,8 +1566,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_PAD |
                                     DESC_HDR_MODE1_MDEU_SHA256_HMAC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(sha256),cbc(des3_ede))",
                        .cra_driver_name = 
"authenc-hmac-sha256-cbc-3des-talitos",
                        .cra_blocksize = DES3_EDE_BLOCK_SIZE,
@@ -1590,8 +1593,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_PAD |
                                     DESC_HDR_MODE1_MDEU_SHA256_HMAC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(md5),cbc(aes))",
                        .cra_driver_name = "authenc-hmac-md5-cbc-aes-talitos",
                        .cra_blocksize = AES_BLOCK_SIZE,
@@ -1616,8 +1619,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_PAD |
                                     DESC_HDR_MODE1_MDEU_MD5_HMAC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_AEAD,
+               .alg.crypto = {
                        .cra_name = "authenc(hmac(md5),cbc(des3_ede))",
                        .cra_driver_name = "authenc-hmac-md5-cbc-3des-talitos",
                        .cra_blocksize = DES3_EDE_BLOCK_SIZE,
@@ -1644,8 +1647,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_MODE1_MDEU_MD5_HMAC,
        },
        /* ABLKCIPHER algorithms. */
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
+               .alg.crypto = {
                        .cra_name = "cbc(aes)",
                        .cra_driver_name = "cbc-aes-talitos",
                        .cra_blocksize = AES_BLOCK_SIZE,
@@ -1666,8 +1669,8 @@ static struct talitos_alg_template driver_algs[] = {
                                     DESC_HDR_SEL0_AESU |
                                     DESC_HDR_MODE0_AESU_CBC,
        },
-       {
-               .alg = {
+       {       .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
+               .alg.crypto = {
                        .cra_name = "cbc(des3_ede)",
                        .cra_driver_name = "cbc-3des-talitos",
                        .cra_blocksize = DES3_EDE_BLOCK_SIZE,
@@ -1788,7 +1791,7 @@ static struct talitos_crypto_alg 
*talitos_alg_alloc(struct device *dev,
                return ERR_PTR(-ENOMEM);
 
        alg = &t_alg->crypto_alg;
-       *alg = template->alg;
+       *alg = template->alg.crypto;
 
        alg->cra_module = THIS_MODULE;
        alg->cra_init = talitos_cra_init;
-- 
1.6.0.4

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