From e61cffe3858ea568b0b669791a291b9b009363a5 Mon Sep 17 00:00:00 2001 From: Steffen Klassert Date: Tue, 27 Sep 2011 07:42:32 +0200 Subject: crypto: Add userspace report for ablkcipher type algorithms Signed-off-by: Steffen Klassert Signed-off-by: Herbert Xu (cherry picked from commit 29ffc87640e2a5bf0ab98bfeed8d6fc78b2d848e) Signed-off-by: Dominik Sliwa Acked-by: Marcel Ziswiler --- crypto/ablkcipher.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index fdc67d38660b..5ea49ad3787e 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -23,6 +23,8 @@ #include #include #include +#include +#include #include @@ -381,6 +383,28 @@ static int crypto_init_ablkcipher_ops(struct crypto_tfm *tfm, u32 type, return 0; } +static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_blkcipher rblkcipher; + + snprintf(rblkcipher.type, CRYPTO_MAX_ALG_NAME, "%s", "ablkcipher"); + snprintf(rblkcipher.geniv, CRYPTO_MAX_ALG_NAME, "%s", + alg->cra_ablkcipher.geniv ?: ""); + + rblkcipher.blocksize = alg->cra_blocksize; + rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize; + rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize; + rblkcipher.ivsize = alg->cra_ablkcipher.ivsize; + + NLA_PUT(skb, CRYPTOCFGA_REPORT_BLKCIPHER, + sizeof(struct crypto_report_blkcipher), &rblkcipher); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static void crypto_ablkcipher_show(struct seq_file *m, struct crypto_alg *alg) __attribute__ ((unused)); static void crypto_ablkcipher_show(struct seq_file *m, struct crypto_alg *alg) @@ -403,6 +427,7 @@ const struct crypto_type crypto_ablkcipher_type = { #ifdef CONFIG_PROC_FS .show = crypto_ablkcipher_show, #endif + .report = crypto_ablkcipher_report, }; EXPORT_SYMBOL_GPL(crypto_ablkcipher_type); -- cgit v1.2.3