diff options
Diffstat (limited to 'net/xfrm/xfrm_algo.c')
| -rw-r--r-- | net/xfrm/xfrm_algo.c | 40 |
1 files changed, 27 insertions, 13 deletions
diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c index 9b03d8497fba..87918f281bb4 100644 --- a/net/xfrm/xfrm_algo.c +++ b/net/xfrm/xfrm_algo.c @@ -30,7 +30,8 @@ */ static struct xfrm_algo_desc aalg_list[] = { { - .name = "digest_null", + .name = "hmac(digest_null)", + .compat = "digest_null", .uinfo = { .auth = { @@ -47,7 +48,8 @@ static struct xfrm_algo_desc aalg_list[] = { } }, { - .name = "md5", + .name = "hmac(md5)", + .compat = "md5", .uinfo = { .auth = { @@ -64,7 +66,8 @@ static struct xfrm_algo_desc aalg_list[] = { } }, { - .name = "sha1", + .name = "hmac(sha1)", + .compat = "sha1", .uinfo = { .auth = { @@ -81,7 +84,8 @@ static struct xfrm_algo_desc aalg_list[] = { } }, { - .name = "sha256", + .name = "hmac(sha256)", + .compat = "sha256", .uinfo = { .auth = { @@ -98,7 +102,8 @@ static struct xfrm_algo_desc aalg_list[] = { } }, { - .name = "ripemd160", + .name = "hmac(ripemd160)", + .compat = "ripemd160", .uinfo = { .auth = { @@ -480,11 +485,12 @@ EXPORT_SYMBOL_GPL(xfrm_count_enc_supported); /* Move to common area: it is shared with AH. */ -void skb_icv_walk(const struct sk_buff *skb, struct crypto_tfm *tfm, - int offset, int len, icv_update_fn_t icv_update) +int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, + int offset, int len, icv_update_fn_t icv_update) { int start = skb_headlen(skb); int i, copy = start - offset; + int err; struct scatterlist sg; /* Checksum header. */ @@ -496,10 +502,12 @@ void skb_icv_walk(const struct sk_buff *skb, struct crypto_tfm *tfm, sg.offset = (unsigned long)(skb->data + offset) % PAGE_SIZE; sg.length = copy; - icv_update(tfm, &sg, 1); + err = icv_update(desc, &sg, copy); + if (unlikely(err)) + return err; if ((len -= copy) == 0) - return; + return 0; offset += copy; } @@ -519,10 +527,12 @@ void skb_icv_walk(const struct sk_buff *skb, struct crypto_tfm *tfm, sg.offset = frag->page_offset + offset-start; sg.length = copy; - icv_update(tfm, &sg, 1); + err = icv_update(desc, &sg, copy); + if (unlikely(err)) + return err; if (!(len -= copy)) - return; + return 0; offset += copy; } start = end; @@ -540,15 +550,19 @@ void skb_icv_walk(const struct sk_buff *skb, struct crypto_tfm *tfm, if ((copy = end - offset) > 0) { if (copy > len) copy = len; - skb_icv_walk(list, tfm, offset-start, copy, icv_update); + err = skb_icv_walk(list, desc, offset-start, + copy, icv_update); + if (unlikely(err)) + return err; if ((len -= copy) == 0) - return; + return 0; offset += copy; } start = end; } } BUG_ON(len); + return 0; } EXPORT_SYMBOL_GPL(skb_icv_walk); |