diff options
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index ffbb218de520..77311a92275c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1570,6 +1570,12 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc, } EXPORT_SYMBOL(tcp_read_sock); +int tcp_peek_len(struct socket *sock) +{ + return tcp_inq(sock->sk); +} +EXPORT_SYMBOL(tcp_peek_len); + /* * This routine copies from a sock struct into the user buffer. * @@ -3092,23 +3098,6 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void) } EXPORT_SYMBOL(tcp_get_md5sig_pool); -int tcp_md5_hash_header(struct tcp_md5sig_pool *hp, - const struct tcphdr *th) -{ - struct scatterlist sg; - struct tcphdr hdr; - - /* We are not allowed to change tcphdr, make a local copy */ - memcpy(&hdr, th, sizeof(hdr)); - hdr.check = 0; - - /* options aren't included in the hash */ - sg_init_one(&sg, &hdr, sizeof(hdr)); - ahash_request_set_crypt(hp->md5_req, &sg, NULL, sizeof(hdr)); - return crypto_ahash_update(hp->md5_req); -} -EXPORT_SYMBOL(tcp_md5_hash_header); - int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp, const struct sk_buff *skb, unsigned int header_len) { |