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crypto: Add userspace report for larval type algorithms

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Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Steffen Klassert 2011-09-27 07:25:05 +02:00 committed by Herbert Xu
parent b6aa63c09b
commit 6c5a86f529
2 changed files with 17 additions and 0 deletions
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12
crypto/crypto_user.c
View File

@ -84,11 +84,23 @@ static int crypto_report_one(struct crypto_alg *alg,
NLA_PUT_U32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority); NLA_PUT_U32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority);
if (alg->cra_flags & CRYPTO_ALG_LARVAL) {
struct crypto_report_larval rl;
snprintf(rl.type, CRYPTO_MAX_ALG_NAME, "%s", "larval");
NLA_PUT(skb, CRYPTOCFGA_REPORT_LARVAL,
sizeof(struct crypto_report_larval), &rl);
goto out;
}
if (alg->cra_type && alg->cra_type->report) { if (alg->cra_type && alg->cra_type->report) {
if (alg->cra_type->report(skb, alg)) if (alg->cra_type->report(skb, alg))
goto nla_put_failure; goto nla_put_failure;
} }
out:
return 0; return 0;
nla_put_failure: nla_put_failure:

5
include/linux/cryptouser.h
View File

@ -36,6 +36,7 @@ enum {
enum crypto_attr_type_t { enum crypto_attr_type_t {
CRYPTOCFGA_UNSPEC, CRYPTOCFGA_UNSPEC,
CRYPTOCFGA_PRIORITY_VAL, /* __u32 */ CRYPTOCFGA_PRIORITY_VAL, /* __u32 */
CRYPTOCFGA_REPORT_LARVAL, /* struct crypto_report_larval */
__CRYPTOCFGA_MAX __CRYPTOCFGA_MAX
#define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1) #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
@ -50,3 +51,7 @@ struct crypto_user_alg {
__u32 cru_refcnt; __u32 cru_refcnt;
__u32 cru_flags; __u32 cru_flags;
}; };
struct crypto_report_larval {
char type[CRYPTO_MAX_NAME];
};