diff options
| author | Giovanni Cabiddu <giovanni.cabiddu@intel.com> | 2016-10-21 15:19:47 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-10-25 06:08:30 +0300 |
| commit | 2ebda74fd6c9d3fc3b9f0234fc519795e23025a5 (patch) | |
| tree | fa44f5f8efdcf0a69b9a91673753a36067ecc9f5 /crypto/crypto_user.c | |
| parent | c8d283ff8b0b6b2061dfc137afd6c56608a34bcb (diff) | |
| download | linux-2ebda74fd6c9d3fc3b9f0234fc519795e23025a5.tar.xz | |
crypto: acomp - add asynchronous compression api
Add acomp, an asynchronous compression api that uses scatterlist
buffers.
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/crypto_user.c')
| -rw-r--r-- | crypto/crypto_user.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c index 1c5705481c69..a90404a0c5ff 100644 --- a/crypto/crypto_user.c +++ b/crypto/crypto_user.c @@ -112,6 +112,21 @@ nla_put_failure: return -EMSGSIZE; } +static int crypto_report_acomp(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_acomp racomp; + + strncpy(racomp.type, "acomp", sizeof(racomp.type)); + + if (nla_put(skb, CRYPTOCFGA_REPORT_ACOMP, + sizeof(struct crypto_report_acomp), &racomp)) + goto nla_put_failure; + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static int crypto_report_akcipher(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_report_akcipher rakcipher; @@ -186,7 +201,11 @@ static int crypto_report_one(struct crypto_alg *alg, goto nla_put_failure; break; + case CRYPTO_ALG_TYPE_ACOMPRESS: + if (crypto_report_acomp(skb, alg)) + goto nla_put_failure; + break; case CRYPTO_ALG_TYPE_AKCIPHER: if (crypto_report_akcipher(skb, alg)) goto nla_put_failure; |