This patch converts cryptd to the new AEAD interface.
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
crypto/cryptd.c | 64 +++++++++++++++++++++++++-------------------------------
1 file changed, 29 insertions(+), 35 deletions(-)
diff --git a/crypto/cryptd.c b/crypto/cryptd.c
index 74c4dcb..22ba81f 100644
--- a/crypto/cryptd.c
+++ b/crypto/cryptd.c
@@ -743,28 +743,26 @@ static int cryptd_aead_decrypt_enqueue(struct aead_request *req)
return cryptd_aead_enqueue(req, cryptd_aead_decrypt );
}
-static int cryptd_aead_init_tfm(struct crypto_tfm *tfm)
+static int cryptd_aead_init_tfm(struct crypto_aead *tfm)
{
- struct crypto_instance *inst = crypto_tfm_alg_instance(tfm);
- struct aead_instance_ctx *ictx = crypto_instance_ctx(inst);
+ struct aead_instance *inst = aead_alg_instance(tfm);
+ struct aead_instance_ctx *ictx = aead_instance_ctx(inst);
struct crypto_aead_spawn *spawn = &ictx->aead_spawn;
- struct cryptd_aead_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct cryptd_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct crypto_aead *cipher;
cipher = crypto_spawn_aead(spawn);
if (IS_ERR(cipher))
return PTR_ERR(cipher);
- crypto_aead_set_flags(cipher, CRYPTO_TFM_REQ_MAY_SLEEP);
ctx->child = cipher;
- crypto_aead_set_reqsize(__crypto_aead_cast(tfm),
- sizeof(struct cryptd_aead_request_ctx));
+ crypto_aead_set_reqsize(tfm, sizeof(struct cryptd_aead_request_ctx));
return 0;
}
-static void cryptd_aead_exit_tfm(struct crypto_tfm *tfm)
+static void cryptd_aead_exit_tfm(struct crypto_aead *tfm)
{
- struct cryptd_aead_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct cryptd_aead_ctx *ctx = crypto_aead_ctx(tfm);
crypto_free_aead(ctx->child);
}
@@ -773,8 +771,8 @@ static int cryptd_create_aead(struct crypto_template *tmpl,
struct cryptd_queue *queue)
{
struct aead_instance_ctx *ctx;
- struct crypto_instance *inst;
- struct crypto_alg *alg;
+ struct aead_instance *inst;
+ struct aead_alg *alg;
const char *name;
u32 type = 0;
u32 mask = 0;
@@ -790,38 +788,34 @@ static int cryptd_create_aead(struct crypto_template *tmpl,
if (!inst)
return -ENOMEM;
- ctx = crypto_instance_ctx(inst);
+ ctx = aead_instance_ctx(inst);
ctx->queue = queue;
- crypto_set_aead_spawn(&ctx->aead_spawn, inst);
+ crypto_set_aead_spawn(&ctx->aead_spawn, aead_crypto_instance(inst));
err = crypto_grab_aead(&ctx->aead_spawn, name, type, mask);
if (err)
goto out_free_inst;
- alg = crypto_aead_spawn_alg(&ctx->aead_spawn);
- err = cryptd_init_instance(inst, alg);
+ alg = crypto_spawn_aead_alg(&ctx->aead_spawn);
+ err = cryptd_init_instance(aead_crypto_instance(inst), &alg->base);
if (err)
goto out_drop_aead;
- type = CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_ASYNC;
- if (alg->cra_flags & CRYPTO_ALG_INTERNAL)
- type |= CRYPTO_ALG_INTERNAL;
- inst->alg.cra_flags = type;
- inst->alg.cra_type = alg->cra_type;
- inst->alg.cra_ctxsize = sizeof(struct cryptd_aead_ctx);
- inst->alg.cra_init = cryptd_aead_init_tfm;
- inst->alg.cra_exit = cryptd_aead_exit_tfm;
- inst->alg.cra_aead.setkey = cryptd_aead_setkey;
- inst->alg.cra_aead.setauthsize = cryptd_aead_setauthsize;
- inst->alg.cra_aead.geniv = alg->cra_aead.geniv;
- inst->alg.cra_aead.ivsize = alg->cra_aead.ivsize;
- inst->alg.cra_aead.maxauthsize = alg->cra_aead.maxauthsize;
- inst->alg.cra_aead.encrypt = cryptd_aead_encrypt_enqueue;
- inst->alg.cra_aead.decrypt = cryptd_aead_decrypt_enqueue;
- inst->alg.cra_aead.givencrypt = alg->cra_aead.givencrypt;
- inst->alg.cra_aead.givdecrypt = alg->cra_aead.givdecrypt;
+ inst->alg.base.cra_flags = CRYPTO_ALG_ASYNC |
+ (alg->base.cra_flags & CRYPTO_ALG_INTERNAL);
+ inst->alg.base.cra_ctxsize = sizeof(struct cryptd_aead_ctx);
- err = crypto_register_instance(tmpl, inst);
+ inst->alg.ivsize = crypto_aead_alg_ivsize(alg);
+ inst->alg.maxauthsize = crypto_aead_alg_maxauthsize(alg);
+
+ inst->alg.init = cryptd_aead_init_tfm;
+ inst->alg.exit = cryptd_aead_exit_tfm;
+ inst->alg.setkey = cryptd_aead_setkey;
+ inst->alg.setauthsize = cryptd_aead_setauthsize;
+ inst->alg.encrypt = cryptd_aead_encrypt_enqueue;
+ inst->alg.decrypt = cryptd_aead_decrypt_enqueue;
+
+ err = aead_register_instance(tmpl, inst);
if (err) {
out_drop_aead:
crypto_drop_aead(&ctx->aead_spawn);
@@ -865,8 +859,8 @@ static void cryptd_free(struct crypto_instance *inst)
kfree(ahash_instance(inst));
return;
case CRYPTO_ALG_TYPE_AEAD:
- crypto_drop_spawn(&aead_ctx->aead_spawn.base);
- kfree(inst);
+ crypto_drop_aead(&aead_ctx->aead_spawn);
+ kfree(aead_instance(inst));
return;
default:
crypto_drop_spawn(&ctx->spawn);
--
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