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Commit 45329e71 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by David S. Miller
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[DCCP] ipv6: cleanups 

No changes in the logic were made, just removing trailing whitespaces,
etc.
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c4d93909
Hide whitespace changes
Inline Side-by-side
Showing with 129 additions and 127 deletions
net/dccp/ipv6.c
View file @ 45329e71
/*
* DCCP over IPv6
* Linux INET6 implementation
* Linux INET6 implementation
*
* Based on net/dccp6/ipv6.c
*
......@@ -66,8 +66,8 @@ static void dccp_v6_hash(struct sock *sk)
}
static inline u16 dccp_v6_check(struct dccp_hdr *dh, int len,
struct in6_addr *saddr,
struct in6_addr *daddr,
struct in6_addr *saddr,
struct in6_addr *daddr,
unsigned long base)
{
return csum_ipv6_magic(saddr, daddr, len, IPPROTO_DCCP, base);
......@@ -82,17 +82,17 @@ static __u32 dccp_v6_init_sequence(struct sock *sk, struct sk_buff *skb)
skb->nh.ipv6h->saddr.s6_addr32,
dh->dccph_dport,
dh->dccph_sport);
else
return secure_dccp_sequence_number(skb->nh.iph->daddr,
skb->nh.iph->saddr,
dh->dccph_dport,
dh->dccph_sport);
return secure_dccp_sequence_number(skb->nh.iph->daddr,
skb->nh.iph->saddr,
dh->dccph_dport,
dh->dccph_sport);
}
static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
int addr_len)
{
struct sockaddr_in6 *usin = (struct sockaddr_in6 *) uaddr;
struct sockaddr_in6 *usin = (struct sockaddr_in6 *)uaddr;
struct inet_connection_sock *icsk = inet_csk(sk);
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
......@@ -105,10 +105,10 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
dp->dccps_role = DCCP_ROLE_CLIENT;
if (addr_len < SIN6_LEN_RFC2133)
if (addr_len < SIN6_LEN_RFC2133)
return -EINVAL;
if (usin->sin6_family != AF_INET6)
if (usin->sin6_family != AF_INET6)
return -EAFNOSUPPORT;
memset(&fl, 0, sizeof(fl));
......@@ -125,17 +125,15 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
fl6_sock_release(flowlabel);
}
}
/*
* connect() to INADDR_ANY means loopback (BSD'ism).
*/
if (ipv6_addr_any(&usin->sin6_addr))
usin->sin6_addr.s6_addr[15] = 0x1;
* connect() to INADDR_ANY means loopback (BSD'ism).
*/
if (ipv6_addr_any(&usin->sin6_addr))
usin->sin6_addr.s6_addr[15] = 1;
addr_type = ipv6_addr_type(&usin->sin6_addr);
if(addr_type & IPV6_ADDR_MULTICAST)
if (addr_type & IPV6_ADDR_MULTICAST)
return -ENETUNREACH;
if (addr_type & IPV6_ADDR_LINKLOCAL) {
......@@ -160,9 +158,8 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
np->flow_label = fl.fl6_flowlabel;
/*
* DCCP over IPv4
* DCCP over IPv4
*/
if (addr_type == IPV6_ADDR_MAPPED) {
u32 exthdrlen = icsk->icsk_ext_hdr_len;
struct sockaddr_in sin;
......@@ -180,7 +177,6 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
sk->sk_backlog_rcv = dccp_v4_do_rcv;
err = dccp_v4_connect(sk, (struct sockaddr *)&sin, sizeof(sin));
if (err) {
icsk->icsk_ext_hdr_len = exthdrlen;
icsk->icsk_af_ops = &dccp_ipv6_af_ops;
......@@ -206,8 +202,9 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
fl.fl_ip_dport = usin->sin6_port;
fl.fl_ip_sport = inet->sport;
if (np->opt && np->opt->srcrt) {
struct rt0_hdr *rt0 = (struct rt0_hdr *)np->opt->srcrt;
if (np->opt != NULL && np->opt->srcrt != NULL) {
const struct rt0_hdr *rt0 = (struct rt0_hdr *)np->opt->srcrt;
ipv6_addr_copy(&final, &fl.fl6_dst);
ipv6_addr_copy(&fl.fl6_dst, rt0->addr);
final_p = &final;
......@@ -216,10 +213,12 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
err = ip6_dst_lookup(sk, &dst, &fl);
if (err)
goto failure;
if (final_p)
ipv6_addr_copy(&fl.fl6_dst, final_p);
if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
err = xfrm_lookup(&dst, &fl, sk, 0);
if (err < 0)
goto failure;
if (saddr == NULL) {
......@@ -234,7 +233,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
ip6_dst_store(sk, dst, NULL);
icsk->icsk_ext_hdr_len = 0;
if (np->opt)
if (np->opt != NULL)
icsk->icsk_ext_hdr_len = (np->opt->opt_flen +
np->opt->opt_nflen);
......@@ -308,7 +307,6 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
/* icmp should have updated the destination cache entry */
dst = __sk_dst_check(sk, np->dst_cookie);
if (dst == NULL) {
struct inet_sock *inet = inet_sk(sk);
struct flowi fl;
......@@ -325,16 +323,17 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
fl.fl_ip_dport = inet->dport;
fl.fl_ip_sport = inet->sport;
if ((err = ip6_dst_lookup(sk, &dst, &fl))) {
err = ip6_dst_lookup(sk, &dst, &fl);
if (err) {
sk->sk_err_soft = -err;
goto out;
}
if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0) {
err = xfrm_lookup(&dst, &fl, sk, 0);
if (err < 0) {
sk->sk_err_soft = -err;
goto out;
}
} else
dst_hold(dst);
......@@ -358,11 +357,12 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
req = inet6_csk_search_req(sk, &prev, dh->dccph_dport,
&hdr->daddr, &hdr->saddr,
inet6_iif(skb));
if (!req)
if (req == NULL)
goto out;
/* ICMPs are not backlogged, hence we cannot get
* an established socket here.
/*
* ICMPs are not backlogged, hence we cannot get an established
* socket here.
*/
BUG_TRAP(req->sk == NULL);
......@@ -376,7 +376,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
case DCCP_REQUESTING:
case DCCP_RESPOND: /* Cannot happen.
It can, it SYNs are crossed. --ANK */
It can, it SYNs are crossed. --ANK */
if (!sock_owned_by_user(sk)) {
DCCP_INC_STATS_BH(DCCP_MIB_ATTEMPTFAILS);
sk->sk_err = err;
......@@ -385,7 +385,6 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
* (see connect in sock.c)
*/
sk->sk_error_report(sk);
dccp_done(sk);
} else
sk->sk_err_soft = err;
......@@ -431,14 +430,16 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
ireq6->pktopts) {
struct sk_buff *pktopts = ireq6->pktopts;
struct inet6_skb_parm *rxopt = IP6CB(pktopts);
if (rxopt->srcrt)
opt = ipv6_invert_rthdr(sk,
(struct ipv6_rt_hdr *)(pktopts->nh.raw +
rxopt->srcrt));
}
if (opt && opt->srcrt) {
struct rt0_hdr *rt0 = (struct rt0_hdr *)opt->srcrt;
if (opt != NULL && opt->srcrt != NULL) {
const struct rt0_hdr *rt0 = (struct rt0_hdr *)opt->srcrt;
ipv6_addr_copy(&final, &fl.fl6_dst);
ipv6_addr_copy(&fl.fl6_dst, rt0->addr);
final_p = &final;
......@@ -447,15 +448,19 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
err = ip6_dst_lookup(sk, &dst, &fl);
if (err)
goto done;
if (final_p)
ipv6_addr_copy(&fl.fl6_dst, final_p);
if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
err = xfrm_lookup(&dst, &fl, sk, 0);
if (err < 0)
goto done;
}
skb = dccp_make_response(sk, dst, req);
if (skb != NULL) {
struct dccp_hdr *dh = dccp_hdr(skb);
dh->dccph_checksum = dccp_v6_check(dh, skb->len,
&ireq6->loc_addr,
&ireq6->rmt_addr,
......@@ -469,7 +474,7 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
}
done:
if (opt && opt != np->opt)
if (opt != NULL && opt != np->opt)
sock_kfree_s(sk, opt, opt->tot_len);
dst_release(dst);
return err;
......@@ -500,7 +505,7 @@ static void dccp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
struct dccp_hdr *dh = dccp_hdr(skb);
dh->dccph_checksum = csum_ipv6_magic(&np->saddr, &np->daddr,
len, IPPROTO_DCCP,
len, IPPROTO_DCCP,
csum_partial((char *)dh,
dh->dccph_doff << 2,
skb->csum));
......@@ -508,7 +513,7 @@ static void dccp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
static void dccp_v6_ctl_send_reset(struct sk_buff *rxskb)
{
struct dccp_hdr *rxdh = dccp_hdr(rxskb), *dh;
struct dccp_hdr *rxdh = dccp_hdr(rxskb), *dh;
const int dccp_hdr_reset_len = sizeof(struct dccp_hdr) +
sizeof(struct dccp_hdr_ext) +
sizeof(struct dccp_hdr_reset);
......@@ -520,7 +525,7 @@ static void dccp_v6_ctl_send_reset(struct sk_buff *rxskb)
return;
if (!ipv6_unicast_destination(rxskb))
return;
return;
/*
* We need to grab some memory, and put together an RST,
......@@ -529,7 +534,7 @@ static void dccp_v6_ctl_send_reset(struct sk_buff *rxskb)
skb = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr) +
dccp_hdr_reset_len, GFP_ATOMIC);
if (skb == NULL)
if (skb == NULL)
return;
skb_reserve(skb, MAX_HEADER + sizeof(struct ipv6hdr) +
......@@ -608,7 +613,7 @@ static void dccp_v6_ctl_send_ack(struct sk_buff *rxskb)
dh->dccph_dport = rxdh->dccph_sport;
dh->dccph_doff = dccp_hdr_ack_len / 4;
dh->dccph_x = 1;
dccp_hdr_set_seq(dh, DCCP_SKB_CB(rxskb)->dccpd_ack_seq);
dccp_hdr_set_ack(dccp_hdr_ack_bits(skb),
DCCP_SKB_CB(rxskb)->dccpd_seq);
......@@ -660,7 +665,6 @@ static struct sock *dccp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
&iph->saddr, dh->dccph_sport,
&iph->daddr, ntohs(dh->dccph_dport),
inet6_iif(skb));
if (nsk != NULL) {
if (nsk->sk_state != DCCP_TIME_WAIT) {
bh_lock_sock(nsk);
......@@ -689,17 +693,17 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
return dccp_v4_conn_request(sk, skb);
if (!ipv6_unicast_destination(skb))
goto drop;
goto drop;
if (dccp_bad_service_code(sk, service)) {
reset_code = DCCP_RESET_CODE_BAD_SERVICE_CODE;
goto drop;
}
/*
* There are no SYN attacks on IPv6, yet...
* There are no SYN attacks on IPv6, yet...
*/
if (inet_csk_reqsk_queue_is_full(sk))
goto drop;
goto drop;
if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1)
goto drop;
......@@ -733,7 +737,7 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
ipv6_addr_type(&ireq6->rmt_addr) & IPV6_ADDR_LINKLOCAL)
ireq6->iif = inet6_iif(skb);
/*
/*
* Step 3: Process LISTEN state
*
* Set S.ISR, S.GSR, S.SWL, S.SWH from packet or Init Cookie
......@@ -777,9 +781,8 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
/*
* v6 mapped
*/
newsk = dccp_v4_request_recv_sock(sk, skb, req, dst);
if (newsk == NULL)
if (newsk == NULL)
return NULL;
newdp6 = (struct dccp6_sock *)newsk;
......@@ -825,9 +828,9 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
if (sk_acceptq_is_full(sk))
goto out_overflow;
if (np->rxopt.bits.osrcrt == 2 &&
opt == NULL && ireq6->pktopts) {
struct inet6_skb_parm *rxopt = IP6CB(ireq6->pktopts);
if (np->rxopt.bits.osrcrt == 2 && opt == NULL && ireq6->pktopts) {
const struct inet6_skb_parm *rxopt = IP6CB(ireq6->pktopts);
if (rxopt->srcrt)
opt = ipv6_invert_rthdr(sk,
(struct ipv6_rt_hdr *)(ireq6->pktopts->nh.raw +
......@@ -841,8 +844,9 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
memset(&fl, 0, sizeof(fl));
fl.proto = IPPROTO_DCCP;
ipv6_addr_copy(&fl.fl6_dst, &ireq6->rmt_addr);
if (opt && opt->srcrt) {
struct rt0_hdr *rt0 = (struct rt0_hdr *) opt->srcrt;
if (opt != NULL && opt->srcrt != NULL) {
const struct rt0_hdr *rt0 = (struct rt0_hdr *)opt->srcrt;
ipv6_addr_copy(&final, &fl.fl6_dst);
ipv6_addr_copy(&fl.fl6_dst, rt0->addr);
final_p = &final;
......@@ -860,7 +864,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
if ((xfrm_lookup(&dst, &fl, sk, 0)) < 0)
goto out;
}
}
newsk = dccp_create_openreq_child(sk, req, skb);
if (newsk == NULL)
......@@ -873,9 +877,8 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
*/
ip6_dst_store(newsk, dst, NULL);
newsk->sk_route_caps = dst->dev->features &
~(NETIF_F_IP_CSUM | NETIF_F_TSO);
newsk->sk_route_caps = dst->dev->features & ~(NETIF_F_IP_CSUM |
NETIF_F_TSO);
newdp6 = (struct dccp6_sock *)newsk;
newinet = inet_sk(newsk);
newinet->pinet6 = &newdp6->inet6;
......@@ -889,7 +892,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
ipv6_addr_copy(&newnp->rcv_saddr, &ireq6->loc_addr);
newsk->sk_bound_dev_if = ireq6->iif;
/* Now IPv6 options...
/* Now IPv6 options...
First: no IPv4 options.
*/
......@@ -911,20 +914,20 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
newnp->mcast_oif = inet6_iif(skb);
newnp->mcast_hops = skb->nh.ipv6h->hop_limit;
/* Clone native IPv6 options from listening socket (if any)
Yes, keeping reference count would be much more clever,
but we make one more one thing there: reattach optmem
to newsk.
/*
* Clone native IPv6 options from listening socket (if any)
*
* Yes, keeping reference count would be much more clever, but we make
* one more one thing there: reattach optmem to newsk.
*/
if (opt) {
if (opt != NULL) {
newnp->opt = ipv6_dup_options(newsk, opt);
if (opt != np->opt)
sock_kfree_s(sk, opt, opt->tot_len);
}
inet_csk(newsk)->icsk_ext_hdr_len = 0;
if (newnp->opt)
if (newnp->opt != NULL)
inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
newnp->opt->opt_flen);
......@@ -941,7 +944,7 @@ static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
NET_INC_STATS_BH(LINUX_MIB_LISTENOVERFLOWS);
out:
NET_INC_STATS_BH(LINUX_MIB_LISTENDROPS);
if (opt && opt != np->opt)
if (opt != NULL && opt != np->opt)
sock_kfree_s(sk, opt, opt->tot_len);
dst_release(dst);
return NULL;
......@@ -975,8 +978,8 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
goto discard;
/*
* socket locking is here for SMP purposes as backlog rcv
* is currently called with bh processing disabled.
* socket locking is here for SMP purposes as backlog rcv is currently
* called with bh processing disabled.
*/
/* Do Stevens' IPV6_PKTOPTIONS.
......@@ -1001,20 +1004,20 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
return 0;
}
if (sk->sk_state == DCCP_LISTEN) {
if (sk->sk_state == DCCP_LISTEN) {
struct sock *nsk = dccp_v6_hnd_req(sk, skb);
if (!nsk)
goto discard;
if (nsk == NULL)
goto discard;
/*
* Queue it on the new socket if the new socket is active,
* otherwise we just shortcircuit this and continue with
* the new socket..
*/
if(nsk != sk) {
if (nsk != sk) {
if (dccp_child_process(sk, nsk, skb))
goto reset;
if (opt_skb)
if (opt_skb != NULL)
__kfree_skb(opt_skb);
return 0;
}
......@@ -1027,7 +1030,7 @@ static int dccp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
reset:
dccp_v6_ctl_send_reset(skb);
discard:
if (opt_skb)
if (opt_skb != NULL)
__kfree_skb(opt_skb);
kfree_skb(skb);
return 0;
......@@ -1060,7 +1063,7 @@ static int dccp_v6_rcv(struct sk_buff **pskb)
dh->dccph_sport,
&skb->nh.ipv6h->daddr, ntohs(dh->dccph_dport),
inet6_iif(skb));
/*
/*
* Step 2:
* If no socket ...
* Generate Reset(No Connection) unless P.type == Reset
......@@ -1069,15 +1072,14 @@ static int dccp_v6_rcv(struct sk_buff **pskb)
if (sk == NULL)
goto no_dccp_socket;
/*
/*
* Step 2:
* ... or S.state == TIMEWAIT,
* Generate Reset(No Connection) unless P.type == Reset
* Drop packet and return
*/
if (sk->sk_state == DCCP_TIME_WAIT)
goto do_time_wait;
goto do_time_wait;
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
......@@ -1116,32 +1118,32 @@ static int dccp_v6_rcv(struct sk_buff **pskb)
}
static struct inet_connection_sock_af_ops dccp_ipv6_af_ops = {
.queue_xmit = inet6_csk_xmit,
.send_check = dccp_v6_send_check,
.rebuild_header = inet6_sk_rebuild_header,
.conn_request = dccp_v6_conn_request,
.syn_recv_sock = dccp_v6_request_recv_sock,
.net_header_len = sizeof(struct ipv6hdr),
.setsockopt = ipv6_setsockopt,
.getsockopt = ipv6_getsockopt,
.addr2sockaddr = inet6_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in6)
.queue_xmit = inet6_csk_xmit,
.send_check = dccp_v6_send_check,
.rebuild_header = inet6_sk_rebuild_header,
.conn_request = dccp_v6_conn_request,
.syn_recv_sock = dccp_v6_request_recv_sock,
.net_header_len = sizeof(struct ipv6hdr),
.setsockopt = ipv6_setsockopt,
.getsockopt = ipv6_getsockopt,
.addr2sockaddr = inet6_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in6)
};
/*
* DCCP over IPv4 via INET6 API
*/
static struct inet_connection_sock_af_ops dccp_ipv6_mapped = {
.queue_xmit = ip_queue_xmit,
.send_check = dccp_v4_send_check,
.rebuild_header = inet_sk_rebuild_header,
.conn_request = dccp_v6_conn_request,
.syn_recv_sock = dccp_v6_request_recv_sock,
.net_header_len = sizeof(struct iphdr),
.setsockopt = ipv6_setsockopt,
.getsockopt = ipv6_getsockopt,
.addr2sockaddr = inet6_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in6)
.queue_xmit = ip_queue_xmit,
.send_check = dccp_v4_send_check,
.rebuild_header = inet_sk_rebuild_header,
.conn_request = dccp_v6_conn_request,
.syn_recv_sock = dccp_v6_request_recv_sock,
.net_header_len = sizeof(struct iphdr),
.setsockopt = ipv6_setsockopt,
.getsockopt = ipv6_getsockopt,
.addr2sockaddr = inet6_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in6)
};
/* NOTE: A lot of things set to zero explicitly by call to
......@@ -1168,35 +1170,35 @@ static int dccp_v6_destroy_sock(struct sock *sk)
}
static struct proto dccp_v6_prot = {
.name = "DCCPv6",
.owner = THIS_MODULE,
.close = dccp_close,
.connect = dccp_v6_connect,
.disconnect = dccp_disconnect,
.ioctl = dccp_ioctl,
.init = dccp_v6_init_sock,
.setsockopt = dccp_setsockopt,
.getsockopt = dccp_getsockopt,
.sendmsg = dccp_sendmsg,
.recvmsg = dccp_recvmsg,
.backlog_rcv = dccp_v6_do_rcv,
.hash = dccp_v6_hash,
.unhash = dccp_unhash,
.accept = inet_csk_accept,
.get_port = dccp_v6_get_port,
.shutdown = dccp_shutdown,
.destroy = dccp_v6_destroy_sock,
.orphan_count = &dccp_orphan_count,
.max_header = MAX_DCCP_HEADER,
.obj_size = sizeof(struct dccp6_sock),
.rsk_prot = &dccp6_request_sock_ops,
.twsk_prot = &dccp6_timewait_sock_ops,
.name = "DCCPv6",
.owner = THIS_MODULE,
.close = dccp_close,
.connect = dccp_v6_connect,
.disconnect = dccp_disconnect,
.ioctl = dccp_ioctl,
.init = dccp_v6_init_sock,
.setsockopt = dccp_setsockopt,
.getsockopt = dccp_getsockopt,
.sendmsg = dccp_sendmsg,
.recvmsg = dccp_recvmsg,
.backlog_rcv = dccp_v6_do_rcv,
.hash = dccp_v6_hash,
.unhash = dccp_unhash,
.accept = inet_csk_accept,
.get_port = dccp_v6_get_port,
.shutdown = dccp_shutdown,
.destroy = dccp_v6_destroy_sock,
.orphan_count = &dccp_orphan_count,
.max_header = MAX_DCCP_HEADER,
.obj_size = sizeof(struct dccp6_sock),
.rsk_prot = &dccp6_request_sock_ops,
.twsk_prot = &dccp6_timewait_sock_ops,
};
static struct inet6_protocol dccp_v6_protocol = {
.handler = dccp_v6_rcv,
.err_handler = dccp_v6_err,
.flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL,
.handler = dccp_v6_rcv,
.err_handler = dccp_v6_err,
.flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL,
};
static struct proto_ops inet6_dccp_ops = {
......
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