From 40e559e2d8d033e1e743c6d89f07b85c3dda6eb3 Mon Sep 17 00:00:00 2001 From: Steffen Klassert Date: Tue, 27 Sep 2011 07:45:44 +0200 Subject: crypto: Add userspace report for nivaead type algorithms Signed-off-by: Steffen Klassert Signed-off-by: Herbert Xu (cherry picked from commit b735d0a91556fd9fd5bbeeebd7d327c2d92c36c8) Signed-off-by: Dominik Sliwa Acked-by: Marcel Ziswiler --- crypto/aead.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'crypto') diff --git a/crypto/aead.c b/crypto/aead.c index bb641bd0285b..701556ffaaef 100644 --- a/crypto/aead.c +++ b/crypto/aead.c @@ -190,6 +190,28 @@ static int crypto_init_nivaead_ops(struct crypto_tfm *tfm, u32 type, u32 mask) return 0; } +static int crypto_nivaead_report(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_aead raead; + struct aead_alg *aead = &alg->cra_aead; + + snprintf(raead.type, CRYPTO_MAX_ALG_NAME, "%s", "nivaead"); + snprintf(raead.geniv, CRYPTO_MAX_ALG_NAME, "%s", aead->geniv); + + raead.blocksize = alg->cra_blocksize; + raead.maxauthsize = aead->maxauthsize; + raead.ivsize = aead->ivsize; + + NLA_PUT(skb, CRYPTOCFGA_REPORT_AEAD, + sizeof(struct crypto_report_aead), &raead); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + + static void crypto_nivaead_show(struct seq_file *m, struct crypto_alg *alg) __attribute__ ((unused)); static void crypto_nivaead_show(struct seq_file *m, struct crypto_alg *alg) @@ -211,6 +233,7 @@ const struct crypto_type crypto_nivaead_type = { #ifdef CONFIG_PROC_FS .show = crypto_nivaead_show, #endif + .report = crypto_nivaead_report, }; EXPORT_SYMBOL_GPL(crypto_nivaead_type); -- cgit v1.2.3