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[SCTP] sctp_connectx() API support

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Implements sctp_connectx() as defined in the SCTP sockets API draft by
tunneling the request through a setsockopt().

Signed-off-by: Frank Filz <ffilzlnx@us.ibm.com>
Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Frank Filz
2005-06-20 13:14:57 -07:00
committed by David S. Miller
parent 8b22c249e7
commit 3f7a87d2fa
16 changed files with 677 additions and 260 deletions
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20
net/sctp/sm_make_chunk.c
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@@ -1830,7 +1830,7 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
* be a a better choice than any of the embedded addresses.
*/
if (peer_addr)
if(!sctp_assoc_add_peer(asoc, peer_addr, gfp))
if(!sctp_assoc_add_peer(asoc, peer_addr, gfp, SCTP_ACTIVE))
goto nomem;
/* Process the initialization parameters. */
@@ -1841,6 +1841,14 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
goto clean_up;
}
/* Walk list of transports, removing transports in the UNKNOWN state. */
list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) {
transport = list_entry(pos, struct sctp_transport, transports);
if (transport->state == SCTP_UNKNOWN) {
sctp_assoc_rm_peer(asoc, transport);
}
}
/* The fixed INIT headers are always in network byte
* order.
*/
@@ -1906,7 +1914,8 @@ int sctp_process_init(struct sctp_association *asoc, sctp_cid_t cid,
* stream sequence number shall be set to 0.
*/
/* Allocate storage for the negotiated streams if it is not a temporary * association.
/* Allocate storage for the negotiated streams if it is not a temporary
* association.
*/
if (!asoc->temp) {
int assoc_id;
@@ -1952,6 +1961,9 @@ clean_up:
list_del_init(pos);
sctp_transport_free(transport);
}
asoc->peer.transport_count = 0;
nomem:
return 0;
}
@@ -1995,7 +2007,7 @@ static int sctp_process_param(struct sctp_association *asoc,
af->from_addr_param(&addr, param.addr, asoc->peer.port, 0);
scope = sctp_scope(peer_addr);
if (sctp_in_scope(&addr, scope))
if (!sctp_assoc_add_peer(asoc, &addr, gfp))
if (!sctp_assoc_add_peer(asoc, &addr, gfp, SCTP_ACTIVE))
return 0;
break;
@@ -2396,7 +2408,7 @@ static __u16 sctp_process_asconf_param(struct sctp_association *asoc,
* Due to Resource Shortage'.
*/
peer = sctp_assoc_add_peer(asoc, &addr, GFP_ATOMIC);
peer = sctp_assoc_add_peer(asoc, &addr, GFP_ATOMIC, SCTP_ACTIVE);
if (!peer)
return SCTP_ERROR_RSRC_LOW;