From 6238cbaec429c98d1a280014839c934107c7c8f6 Mon Sep 17 00:00:00 2001 From: Steffen Klassert Date: Tue, 27 Sep 2011 07:41:07 +0200 Subject: crypto: Add userspace report for ahash type algorithms Signed-off-by: Steffen Klassert Signed-off-by: Herbert Xu --- crypto/ahash.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'crypto/ahash.c') diff --git a/crypto/ahash.c b/crypto/ahash.c index f669822a7a44..a3e6ef99394a 100644 --- a/crypto/ahash.c +++ b/crypto/ahash.c @@ -21,6 +21,8 @@ #include #include #include +#include +#include #include "internal.h" @@ -397,6 +399,24 @@ static unsigned int crypto_ahash_extsize(struct crypto_alg *alg) return sizeof(struct crypto_shash *); } +static int crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_hash rhash; + + snprintf(rhash.type, CRYPTO_MAX_ALG_NAME, "%s", "ahash"); + + rhash.blocksize = alg->cra_blocksize; + rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize; + + NLA_PUT(skb, CRYPTOCFGA_REPORT_HASH, + sizeof(struct crypto_report_hash), &rhash); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg) __attribute__ ((unused)); static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg) @@ -415,6 +435,7 @@ const struct crypto_type crypto_ahash_type = { #ifdef CONFIG_PROC_FS .show = crypto_ahash_show, #endif + .report = crypto_ahash_report, .maskclear = ~CRYPTO_ALG_TYPE_MASK, .maskset = CRYPTO_ALG_TYPE_AHASH_MASK, .type = CRYPTO_ALG_TYPE_AHASH, -- cgit v1.2.3-58-ga151