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android13/external/ltp/utils/sctp/func_tests/test_inaddr_any.c

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/* SCTP kernel Implementation
* (C) Copyright IBM Corp. 2002, 2003
* Copyright (c) 1999-2000 Cisco, Inc.
* Copyright (c) 1999-2001 Motorola, Inc.
* Copyright (c) 2001 Intel Corp.
* Copyright (c) 2001 Nokia, Inc.
* Copyright (c) 2001 La Monte H.P. Yarroll
*
* 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 to us we will try to fix... any fixes shared will
* be incorporated into the next SCTP release.
*
* Written or modified by:
* La Monte H.P. Yarroll <piggy@acm.org>
* Karl Knutson <karl@athena.chicago.il.us>
* Jon Grimm <jgrimm@us.ibm.com>
* Sridhar Samudrala <sri@us.ibm.com>
* Daisy Chang <daisyc@us.ibm.com>
*/
/* This is a functional test to verify binding a socket with INADDRY_ANY
* address and send messages.
*/
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <netinet/in.h>
#include <errno.h>
#include <netinet/sctp.h>
#include <sctputil.h>
#include "tst_kernel.h"
char *TCID = __FILE__;
int TST_TOTAL = 2;
int TST_CNT = 0;
int
main(void)
{
int sk1, sk2;
sockaddr_storage_t loop;
sockaddr_storage_t anyaddr;
struct msghdr outmessage;
char incmsg[CMSG_SPACE(sizeof(sctp_cmsg_data_t))];
char outcmsg[CMSG_SPACE(sizeof(struct sctp_sndrcvinfo))];
struct cmsghdr *cmsg;
struct sctp_sndrcvinfo *sinfo;
struct iovec out_iov;
struct iovec iov;
struct msghdr inmessage;
char *message = "hello, world!\n";
char *telephone = "Watson, come here! I need you!\n";
char *telephone_resp = "I already brought your coffee...\n";
int error;
int pf_class;
uint32_t ppid;
uint32_t stream;
socklen_t namelen;
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);
/* Set some basic values which depend on the address family. */
#if TEST_V6
pf_class = PF_INET6;
loop.v6.sin6_family = AF_INET6;
loop.v6.sin6_addr = (struct in6_addr)SCTP_IN6ADDR_LOOPBACK_INIT;
loop.v6.sin6_port = 0;
anyaddr.v6.sin6_family = AF_INET6;
anyaddr.v6.sin6_addr = (struct in6_addr)SCTP_IN6ADDR_ANY_INIT;
anyaddr.v6.sin6_port = 0;
#else
pf_class = PF_INET;
loop.v4.sin_family = AF_INET;
loop.v4.sin_addr.s_addr = SCTP_IP_LOOPBACK;
loop.v4.sin_port = 0;
anyaddr.v4.sin_family = AF_INET;
anyaddr.v4.sin_addr.s_addr = INADDR_ANY;
anyaddr.v4.sin_port = 0;
#endif /* TEST_V6 */
/* Create the two endpoints which will talk to each other. */
sk1 = test_socket(pf_class, SOCK_SEQPACKET, IPPROTO_SCTP);
sk2 = test_socket(pf_class, SOCK_SEQPACKET, IPPROTO_SCTP);
/* Enable ASSOC_CHANGE and SNDRCVINFO notifications. */
test_enable_assoc_change(sk1);
test_enable_assoc_change(sk2);
/* Bind these sockets to the test ports. */
test_bind(sk1, &loop.sa, sizeof(loop));
test_bind(sk2, &anyaddr.sa, sizeof(anyaddr));
tst_resm(TPASS, "bind INADDR_ANY address");
/* Mark sk2 as being able to accept new associations */
test_listen(sk2, 1);
/* Now use getsockaname() to retrieve the ephmeral ports. */
namelen = sizeof(loop);
error = getsockname(sk1, &loop.sa, &namelen);
if (error != 0)
tst_brkm(TBROK, tst_exit, "getsockname: %s", strerror(errno));
namelen = sizeof(anyaddr);
error = getsockname(sk2, &anyaddr.sa, &namelen);
if (error != 0)
tst_brkm(TBROK, tst_exit, "getsockname: %s", strerror(errno));
#if TEST_V6
loop.v6.sin6_port = anyaddr.v6.sin6_port;
#else
loop.v4.sin_port = anyaddr.v4.sin_port;
#endif
/* Send the first message. This will create the association. */
outmessage.msg_name = &loop;
outmessage.msg_namelen = sizeof(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;
test_sendmsg(sk1, &outmessage, 0, strlen(message)+1);
/* Initialize inmessage for all receives. */
memset(&inmessage, 0, sizeof(inmessage));
iov.iov_base = test_malloc(REALLY_BIG);
iov.iov_len = REALLY_BIG;
inmessage.msg_iov = &iov;
inmessage.msg_iovlen = 1;
inmessage.msg_control = incmsg;
/* Get the communication up message on sk2. */
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk2, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage, error,
sizeof(struct sctp_assoc_change),
SCTP_ASSOC_CHANGE, SCTP_COMM_UP);
/* Get the communication up message on sk1. */
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk1, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage, error,
sizeof(struct sctp_assoc_change),
SCTP_ASSOC_CHANGE, SCTP_COMM_UP);
/* Get the first message which was sent. */
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk2, &inmessage, MSG_WAITALL);
test_check_msg_data(&inmessage, error, strlen(message) + 1,
MSG_EOR, stream, ppid);
/* Send 2 messages. */
outmessage.msg_name = &loop;
outmessage.msg_namelen = sizeof(loop);
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++;
stream++;
sinfo->sinfo_ppid = ppid;
sinfo->sinfo_stream = stream;
outmessage.msg_iov->iov_base = telephone;
outmessage.msg_iov->iov_len = strlen(telephone) + 1;
test_sendmsg(sk1, &outmessage, 0, strlen(telephone)+1);
outmessage.msg_iov->iov_base = telephone_resp;
outmessage.msg_iov->iov_len = strlen(telephone_resp) + 1;
test_sendmsg(sk1, &outmessage, 0, strlen(telephone_resp)+1);
/* Get those two messages. */
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk2, &inmessage, MSG_WAITALL);
test_check_msg_data(&inmessage, error, strlen(telephone) + 1,
MSG_EOR, stream, ppid);
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk2, &inmessage, MSG_WAITALL);
test_check_msg_data(&inmessage, error, strlen(telephone_resp) + 1,
MSG_EOR, stream, ppid);
/* Shut down the link. */
close(sk1);
/* Get the shutdown complete notification. */
inmessage.msg_controllen = sizeof(incmsg);
error = test_recvmsg(sk2, &inmessage, MSG_WAITALL);
test_check_msg_notification(&inmessage, error,
sizeof(struct sctp_assoc_change),
SCTP_ASSOC_CHANGE, SCTP_SHUTDOWN_COMP);
close(sk2);
tst_resm(TPASS, "send msgs from a socket with INADDR_ANY bind address");
/* Indicate successful completion. */
return 0;
}
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