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crypto: algapi - Add driver template support to crypto_inst_setname

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Add support to crypto_inst_setname for having a driver template
name that differs from the algorithm template name.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2025-05-15 13:54:47 +08:00
parent 32a9fd8f49
commit 91b6ff579d
2 changed files with 14 additions and 6 deletions
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8
crypto/algapi.c
View File

@ -923,20 +923,20 @@ const char *crypto_attr_alg_name(struct rtattr *rta)
} }
EXPORT_SYMBOL_GPL(crypto_attr_alg_name); EXPORT_SYMBOL_GPL(crypto_attr_alg_name);
int crypto_inst_setname(struct crypto_instance *inst, const char *name, int __crypto_inst_setname(struct crypto_instance *inst, const char *name,
struct crypto_alg *alg) const char *driver, struct crypto_alg *alg)
{ {
if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", name, if (snprintf(inst->alg.cra_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", name,
alg->cra_name) >= CRYPTO_MAX_ALG_NAME) alg->cra_name) >= CRYPTO_MAX_ALG_NAME)
return -ENAMETOOLONG; return -ENAMETOOLONG;
if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME, "%s(%s)", if (snprintf(inst->alg.cra_driver_name, CRYPTO_MAX_ALG_NAME, "%s(%s)",
name, alg->cra_driver_name) >= CRYPTO_MAX_ALG_NAME) driver, alg->cra_driver_name) >= CRYPTO_MAX_ALG_NAME)
return -ENAMETOOLONG; return -ENAMETOOLONG;
return 0; return 0;
} }
EXPORT_SYMBOL_GPL(crypto_inst_setname); EXPORT_SYMBOL_GPL(__crypto_inst_setname);
void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen) void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen)
{ {

12
include/crypto/algapi.h
View File

@ -146,8 +146,16 @@ void *crypto_spawn_tfm2(struct crypto_spawn *spawn);
struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb); struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb);
int crypto_check_attr_type(struct rtattr **tb, u32 type, u32 *mask_ret); int crypto_check_attr_type(struct rtattr **tb, u32 type, u32 *mask_ret);
const char *crypto_attr_alg_name(struct rtattr *rta); const char *crypto_attr_alg_name(struct rtattr *rta);
int crypto_inst_setname(struct crypto_instance *inst, const char *name, int __crypto_inst_setname(struct crypto_instance *inst, const char *name,
struct crypto_alg *alg); const char *driver, struct crypto_alg *alg);
#define crypto_inst_setname(inst, name, ...) \
CONCATENATE(crypto_inst_setname_, COUNT_ARGS(__VA_ARGS__))( \
inst, name, ##__VA_ARGS__)
#define crypto_inst_setname_1(inst, name, alg) \
__crypto_inst_setname(inst, name, name, alg)
#define crypto_inst_setname_2(inst, name, driver, alg) \
__crypto_inst_setname(inst, name, driver, alg)
void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen); void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen);
int crypto_enqueue_request(struct crypto_queue *queue, int crypto_enqueue_request(struct crypto_queue *queue,