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authorJussi Kivilinna <jussi.kivilinna@mbnet.fi>2012-02-17 22:48:53 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2012-02-25 17:20:23 +0800
commit435d3e51af3de0c1fe9f6ca1a18df3cd4d6b8c17 (patch)
tree088093dac3a047e21efd194e7354df25b58f5f4a /arch/x86/crypto
parentd433208cfc3db3ae0520da92a15ac1f82d8b61ed (diff)
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crypto: serpent-sse2 - combine ablk_*_init functions
Driver name in ablk_*_init functions can be constructed runtime. Therefore use single function ablk_init to reduce object size. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto')
-rw-r--r--arch/x86/crypto/serpent_sse2_glue.c71
1 files changed, 13 insertions, 58 deletions
diff --git a/arch/x86/crypto/serpent_sse2_glue.c b/arch/x86/crypto/serpent_sse2_glue.c
index 5520c7522200..4b21be85e0a1 100644
--- a/arch/x86/crypto/serpent_sse2_glue.c
+++ b/arch/x86/crypto/serpent_sse2_glue.c
@@ -676,68 +676,23 @@ static void ablk_exit(struct crypto_tfm *tfm)
cryptd_free_ablkcipher(ctx->cryptd_tfm);
}
-static void ablk_init_common(struct crypto_tfm *tfm,
- struct cryptd_ablkcipher *cryptd_tfm)
+static int ablk_init(struct crypto_tfm *tfm)
{
struct async_serpent_ctx *ctx = crypto_tfm_ctx(tfm);
-
- ctx->cryptd_tfm = cryptd_tfm;
- tfm->crt_ablkcipher.reqsize = sizeof(struct ablkcipher_request) +
- crypto_ablkcipher_reqsize(&cryptd_tfm->base);
-}
-
-static int ablk_ecb_init(struct crypto_tfm *tfm)
-{
struct cryptd_ablkcipher *cryptd_tfm;
+ char drv_name[CRYPTO_MAX_ALG_NAME];
- cryptd_tfm = cryptd_alloc_ablkcipher("__driver-ecb-serpent-sse2", 0, 0);
- if (IS_ERR(cryptd_tfm))
- return PTR_ERR(cryptd_tfm);
- ablk_init_common(tfm, cryptd_tfm);
- return 0;
-}
-
-static int ablk_cbc_init(struct crypto_tfm *tfm)
-{
- struct cryptd_ablkcipher *cryptd_tfm;
+ snprintf(drv_name, sizeof(drv_name), "__driver-%s",
+ crypto_tfm_alg_driver_name(tfm));
- cryptd_tfm = cryptd_alloc_ablkcipher("__driver-cbc-serpent-sse2", 0, 0);
+ cryptd_tfm = cryptd_alloc_ablkcipher(drv_name, 0, 0);
if (IS_ERR(cryptd_tfm))
return PTR_ERR(cryptd_tfm);
- ablk_init_common(tfm, cryptd_tfm);
- return 0;
-}
-static int ablk_ctr_init(struct crypto_tfm *tfm)
-{
- struct cryptd_ablkcipher *cryptd_tfm;
-
- cryptd_tfm = cryptd_alloc_ablkcipher("__driver-ctr-serpent-sse2", 0, 0);
- if (IS_ERR(cryptd_tfm))
- return PTR_ERR(cryptd_tfm);
- ablk_init_common(tfm, cryptd_tfm);
- return 0;
-}
-
-static int ablk_lrw_init(struct crypto_tfm *tfm)
-{
- struct cryptd_ablkcipher *cryptd_tfm;
-
- cryptd_tfm = cryptd_alloc_ablkcipher("__driver-lrw-serpent-sse2", 0, 0);
- if (IS_ERR(cryptd_tfm))
- return PTR_ERR(cryptd_tfm);
- ablk_init_common(tfm, cryptd_tfm);
- return 0;
-}
-
-static int ablk_xts_init(struct crypto_tfm *tfm)
-{
- struct cryptd_ablkcipher *cryptd_tfm;
+ ctx->cryptd_tfm = cryptd_tfm;
+ tfm->crt_ablkcipher.reqsize = sizeof(struct ablkcipher_request) +
+ crypto_ablkcipher_reqsize(&cryptd_tfm->base);
- cryptd_tfm = cryptd_alloc_ablkcipher("__driver-xts-serpent-sse2", 0, 0);
- if (IS_ERR(cryptd_tfm))
- return PTR_ERR(cryptd_tfm);
- ablk_init_common(tfm, cryptd_tfm);
return 0;
}
@@ -858,7 +813,7 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(serpent_algs[5].cra_list),
- .cra_init = ablk_ecb_init,
+ .cra_init = ablk_init,
.cra_exit = ablk_exit,
.cra_u = {
.ablkcipher = {
@@ -880,7 +835,7 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(serpent_algs[6].cra_list),
- .cra_init = ablk_cbc_init,
+ .cra_init = ablk_init,
.cra_exit = ablk_exit,
.cra_u = {
.ablkcipher = {
@@ -903,7 +858,7 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(serpent_algs[7].cra_list),
- .cra_init = ablk_ctr_init,
+ .cra_init = ablk_init,
.cra_exit = ablk_exit,
.cra_u = {
.ablkcipher = {
@@ -927,7 +882,7 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(serpent_algs[8].cra_list),
- .cra_init = ablk_lrw_init,
+ .cra_init = ablk_init,
.cra_exit = ablk_exit,
.cra_u = {
.ablkcipher = {
@@ -952,7 +907,7 @@ static struct crypto_alg serpent_algs[10] = { {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(serpent_algs[9].cra_list),
- .cra_init = ablk_xts_init,
+ .cra_init = ablk_init,
.cra_exit = ablk_exit,
.cra_u = {
.ablkcipher = {
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