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Socket interface: Added addref() and sockcaps() interfaces.

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This commit is contained in:
Gregory Nutt
2017-07-13 13:36:18 -06:00
parent 833ee2275d
commit 5033a6def7
9 changed files with 299 additions and 171 deletions
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net/socket/net_clone.c
+7 -51
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@@ -95,60 +95,16 @@ int net_clone(FAR struct socket *psock1, FAR struct socket *psock2)
* instance for TCP send */
#endif
/* Increment the reference count on the connection */
/* Increment the reference count on the socket */
DEBUGASSERT(psock2->s_conn);
psock2->s_crefs = 1; /* One reference on the new socket itself */
#ifdef CONFIG_NET_LOCAL
if (psock2->s_domain == PF_LOCAL)
{
FAR struct local_conn_s *conn = psock2->s_conn;
DEBUGASSERT(conn->lc_crefs > 0 && conn->lc_crefs < 255);
conn->lc_crefs++;
}
else
#endif
#ifdef CONFIG_NET_PKT
if (psock2->s_type == SOCK_RAW)
{
FAR struct pkt_conn_s *conn = psock2->s_conn;
DEBUGASSERT(conn->crefs > 0 && conn->crefs < 255);
conn->crefs++;
}
else
#endif
#ifdef NET_TCP_HAVE_STACK
if (psock2->s_type == SOCK_STREAM)
{
FAR struct tcp_conn_s *conn = psock2->s_conn;
DEBUGASSERT(conn->crefs > 0 && conn->crefs < 255);
conn->crefs++;
}
else
#endif
#ifdef NET_UDP_HAVE_STACK
if (psock2->s_type == SOCK_DGRAM)
{
FAR struct udp_conn_s *conn = psock2->s_conn;
DEBUGASSERT(conn->crefs > 0 && conn->crefs < 255);
conn->crefs++;
}
else
#endif
#ifdef CONFIG_NET_USRSOCK
if (psock2->s_type == SOCK_USRSOCK_TYPE)
{
FAR struct usrsock_conn_s *conn = psock2->s_conn;
DEBUGASSERT(conn->crefs > 0 && conn->crefs < 255);
conn->crefs++;
}
else
#endif
{
nerr("ERROR: Unsupported type: %d\n", psock2->s_type);
ret = -EBADF;
}
/* Increment the reference count on the underlying connection structure
* for this address family type.
*/
DEBUGASSERT(psock2->s_sockif != NULL && psock2->s_sockif->si_addref != NULL);
psock2->s_sockif->si_addref(psock2);
net_unlock();
return ret;