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/* SCTP kernel Implementation
* Copyright (c) 2003 Hewlett-Packard Development Company, L.P
* (C) Copyright IBM Corp. 2004
*
* This test tests the events for 1-1 style sockets.
*
* The SCTP implementation is free software;
* you can redistribute it and/or modify it under the terms of
* the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* The SCTP implementation is distributed in the hope that it
* will be useful, but WITHOUT ANY WARRANTY; without even the implied
* ************************
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU CC; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Please send any bug reports or fixes you make to the
* email address(es):
* lksctp developers <lksctp-developers@lists.sourceforge.net>
*
* Or submit a bug report through the following website:
* http://www.sf.net/projects/lksctp
*
*
* Any bugs reported given to us we will try to fix... any fixes shared will
* be incorporated into the next SCTP release.
*
*/
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h> /* needed by linux/sctp.h */
#include <sys/uio.h>
#include <netinet/in.h> /* for sockaddr_in */
#include <errno.h>
#include <netinet/sctp.h>
#include <sctputil.h>
#include <string.h>
#include "tst_kernel.h"
char *TCID = __FILE__;
int TST_TOTAL = 4;
int TST_CNT = 0;
int
main(void)
{
int svr_sk, clt_sk,acpt_sk;
struct sockaddr_in svr_loop, clt_loop,acpt_loop;
struct iovec iov, out_iov;
struct msghdr inmessage, outmessage;
char incmsg[CMSG_SPACE(sizeof(sctp_cmsg_data_t))];
char outcmsg[CMSG_SPACE(sizeof(struct sctp_sndrcvinfo))];
int error;
socklen_t len;
char *big_buffer;
struct sctp_event_subscribe event;
struct cmsghdr *cmsg;
struct sctp_sndrcvinfo *sinfo;
char *message = "hello, world!\n";
uint32_t ppid;
uint32_t stream;
if (tst_check_driver("sctp"))
tst_brkm(TCONF, tst_exit, "sctp driver not available");
/* Rather than fflush() throughout the code, set stdout to
* be unbuffered.
*/
setvbuf(stdout, NULL, _IONBF, 0);
/* Initialize the server and client addresses. */
svr_loop.sin_family = AF_INET;
svr_loop.sin_addr.s_addr = SCTP_IP_LOOPBACK;
svr_loop.sin_port = htons(SCTP_TESTPORT_1);
clt_loop.sin_family = AF_INET;
clt_loop.sin_addr.s_addr = SCTP_IP_LOOPBACK;
clt_loop.sin_port = htons(SCTP_TESTPORT_1);
/* Create and bind the server socket. */
svr_sk = test_socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP);
test_bind(svr_sk, (struct sockaddr *) &svr_loop, sizeof(svr_loop));
/* Mark server socket as being able to accept new associations. */
test_listen(svr_sk, 3);
/* Create the client socket. */
clt_sk = test_socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP);
event.sctp_data_io_event = 1;
event.sctp_association_event = 1;
event.sctp_shutdown_event = 1;
len = sizeof(struct sctp_event_subscribe);
test_setsockopt(svr_sk, SCTP_EVENTS, &event, len);
test_setsockopt(clt_sk, SCTP_EVENTS, &event, len);
len = sizeof(struct sockaddr_in);
test_connect(clt_sk, (struct sockaddr *) &clt_loop, len);
acpt_sk = test_accept(svr_sk, (struct sockaddr *) &acpt_loop, &len);
/* Build up a msghdr structure we can use for all sending. */
memset(&outmessage, 0, sizeof(outmessage));
outmessage.msg_name = &svr_loop;
outmessage.msg_namelen = sizeof(svr_loop);
outmessage.msg_iov = &out_iov;
outmessage.msg_iovlen = 1;
outmessage.msg_control = outcmsg;
outmessage.msg_controllen = sizeof(outcmsg);
outmessage.msg_flags = 0;
cmsg = CMSG_FIRSTHDR(&outmessage);
cmsg->cmsg_level = IPPROTO_SCTP;
cmsg->cmsg_type = SCTP_SNDRCV;
cmsg->cmsg_len = CMSG_LEN(sizeof(struct sctp_sndrcvinfo));
outmessage.msg_controllen = cmsg->cmsg_len;
sinfo = (struct sctp_sndrcvinfo *)CMSG_DATA(cmsg);
memset(sinfo, 0x00, sizeof(struct sctp_sndrcvinfo));
ppid = rand(); /* Choose an arbitrary value. */
stream = 1;
sinfo->sinfo_ppid = ppid;
sinfo->sinfo_stream = stream;
outmessage.msg_iov->iov_base = message;
outmessage.msg_iov->iov_len = (strlen(message) + 1);
/* Send . This will create the association*/
test_sendmsg(clt_sk, &outmessage, 0, strlen(message)+1);
memset(&inmessage, 0, sizeof(inmessage));
/* NOW initialize inmessage with enough space for DATA... */
big_buffer = malloc(REALLY_BIG);
if (!big_buffer) { DUMP_CORE; }
/* Let's do a test to do a recvmsg when we are not listening and
* when we have no associations.
*/
iov.iov_base = big_buffer;
iov.iov_len = REALLY_BIG;
inmessage.msg_iov = &iov;
inmessage.msg_iovlen = 1;
inmessage.msg_control = incmsg;
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(clt_sk, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage,
error,
sizeof(struct sctp_assoc_change),
SCTP_ASSOC_CHANGE,
SCTP_COMM_UP);
tst_resm(TPASS, "COMM_UP notification on client socket - SUCCESS");
error = test_recvmsg(acpt_sk, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage,
error,
sizeof(struct sctp_assoc_change),
SCTP_ASSOC_CHANGE,
SCTP_COMM_UP);
tst_resm(TPASS, "COMM_UP notification on server socket - SUCCESS");
inmessage.msg_control = incmsg;
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(acpt_sk, &inmessage, MSG_WAITALL);
test_check_msg_data(&inmessage, error, strlen(message) + 1,
MSG_EOR, stream, ppid);
tst_resm(TPASS, "Data message on server socket - SUCCESS");
close(clt_sk);
error = test_recvmsg(acpt_sk, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage,
error,
sizeof(struct sctp_shutdown_event),
SCTP_SHUTDOWN_EVENT,
0);
tst_resm(TPASS, "SHUTDOWN notification on accepted socket - SUCCESS");
close(svr_sk);
close(acpt_sk);
return 0;
}
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