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tipc: add support for stream/seqpacket socketpairs

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sockets A and B are connected back-to-back, similar to what
AF_UNIX does.

Signed-off-by: Erik Hugne <erik.hugne@gmail.com>
Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Erik Hugne 2017-03-29 11:22:16 +02:00 committed by David S. Miller
parent d6956ac87b
commit 70b03759e9
1 changed files with 12 additions and 2 deletions
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14
net/tipc/socket.c
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@ -2511,6 +2511,16 @@ static int tipc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
}
}
static int tipc_socketpair(struct socket *sock1, struct socket *sock2)
{
struct tipc_sock *tsk2 = tipc_sk(sock2->sk);
struct tipc_sock *tsk1 = tipc_sk(sock1->sk);
tipc_sk_finish_conn(tsk1, tsk2->portid, 0);
tipc_sk_finish_conn(tsk2, tsk1->portid, 0);
return 0;
}
/* Protocol switches for the various types of TIPC sockets */
static const struct proto_ops msg_ops = {
@ -2540,7 +2550,7 @@ static const struct proto_ops packet_ops = {
.release = tipc_release,
.bind = tipc_bind,
.connect = tipc_connect,
.socketpair = sock_no_socketpair,
.socketpair = tipc_socketpair,
.accept = tipc_accept,
.getname = tipc_getname,
.poll = tipc_poll,
@ -2561,7 +2571,7 @@ static const struct proto_ops stream_ops = {
.release = tipc_release,
.bind = tipc_bind,
.connect = tipc_connect,
.socketpair = sock_no_socketpair,
.socketpair = tipc_socketpair,
.accept = tipc_accept,
.getname = tipc_getname,
.poll = tipc_poll,