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/* SCTP kernel Implementation
* Copyright (c) 2003 Hewlett-Packard Development Company, L.P
* (C) Copyright IBM Corp. 2004
*
* This file has test cases to test the connect () call for 1-1 style sockets
*
* TEST1: Bad socket descriptor
* TEST2: Invalid socket
* TEST3: Invalid address
* TEST4: Invalid address length
* TEST5: Invalid address family
* TEST6: Valid blocking connect
* TEST7: Connect when accept queue is full
* TEST8: On a listening socket
* TEST9: On established socket
* TEST10: Connect to re-establish a closed association.
*
* 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 <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <linux/socket.h>
#include <netinet/in.h> /* for sockaddr_in */
#include <arpa/inet.h>
#include <errno.h>
#include <sys/uio.h>
#include <netinet/sctp.h>
#include "sctputil.h"
char *TCID = __FILE__;
int TST_TOTAL = 10;
int TST_CNT = 0;
#define SK_MAX 10
int
main(int argc, char *argv[])
{
int error,i;
socklen_t len;
int sk,lstn_sk,clnt_sk[SK_MAX],acpt_sk[SK_MAX],pf_class;
int sk1,clnt2_sk;
int fd, err_no = 0;
char filename[21];
struct sockaddr_in conn_addr,lstn_addr,acpt_addr;
/* Rather than fflush() throughout the code, set stdout to
* be unbuffered.
*/
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
pf_class = PF_INET;
sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
sk1 = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
/*Creating a listen socket*/
lstn_sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
/*Creating a regular socket*/
for (i = 0 ; i < SK_MAX ; i++)
clnt_sk[i] = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
clnt2_sk = test_socket(pf_class, SOCK_STREAM, IPPROTO_SCTP);
conn_addr.sin_family = AF_INET;
conn_addr.sin_addr.s_addr = SCTP_IP_LOOPBACK;
conn_addr.sin_port = htons(SCTP_TESTPORT_1);
lstn_addr.sin_family = AF_INET;
lstn_addr.sin_addr.s_addr = SCTP_IP_LOOPBACK;
lstn_addr.sin_port = htons(SCTP_TESTPORT_1);
/*Binding the listen socket*/
test_bind(lstn_sk, (struct sockaddr *) &lstn_addr, sizeof(lstn_addr));
/*Listening the socket*/
test_listen(lstn_sk, SK_MAX-1);
/*connect () TEST1: Bad socket descriptor, EBADF Expected error*/
len = sizeof(struct sockaddr_in);
error = connect(-1, (const struct sockaddr *) &conn_addr, len);
if (error != -1 || errno != EBADF)
tst_brkm(TBROK, tst_exit, "connect with bad socket "
"descriptor error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() with bad socket descriptor - EBADF");
/*connect () TEST2: Invalid socket, ENOTSOCK Expected error*/
strcpy(filename, "/tmp/sctptest.XXXXXX");
fd = mkstemp(filename);
if (fd == -1)
tst_brkm(TBROK, tst_exit, "Failed to mkstemp %s: %s",
filename, strerror(errno));
error = connect(fd, (const struct sockaddr *) &conn_addr, len);
if (error == -1)
err_no = errno;
close(fd);
unlink(filename);
if (error != -1 || err_no != ENOTSOCK)
tst_brkm(TBROK, tst_exit, "connect with invalid socket "
"error:%d, errno:%d", error, err_no);
tst_resm(TPASS, "connect() with invalid socket - ENOTSOCK");
/*connect () TEST3: Invalid address, EFAULT Expected error*/
error = connect(sk, (const struct sockaddr *) -1, len);
if (error != -1 || errno != EFAULT)
tst_brkm(TBROK, tst_exit, "connect with invalid address "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() with invalid address - EFAULT");
/*connect () TEST4: Invalid address length, EINVAL Expected error*/
error = connect(sk, (const struct sockaddr *) &conn_addr, (len - 3));
if (error != -1 || errno != EINVAL)
tst_brkm(TBROK, tst_exit, "connect with invalid address length "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() with invalid address length - EINVAL");
/*connect () TEST5: Invalid address family, EINVAL Expect error*/
conn_addr.sin_family = 9090; /*Assigning invalid address family*/
error = connect(sk, (const struct sockaddr *) &conn_addr, len);
if (error != -1 || errno != EINVAL)
tst_brkm(TBROK, tst_exit, "connect with invalid address family "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() with invalid address family - EINVAL");
conn_addr.sin_family = AF_INET;
/*connect () TEST6: Blocking connect, should pass*/
/*All the be below blocking connect should pass as socket will be
listening SK_MAX clients*/
for (i = 0 ; i < SK_MAX ; i++) {
error = connect(clnt_sk[i], (const struct sockaddr *)&conn_addr,
len);
if (error < 0)
tst_brkm(TBROK, tst_exit, "valid blocking connect "
"error:%d, errno:%d", error, errno);
}
tst_resm(TPASS, "valid blocking connect() - SUCCESS");
/*connect () TEST7: connect when accept queue is full, ECONNREFUSED
Expect error*/
/*Now that accept queue is full, the below connect should fail*/
error = connect(clnt2_sk, (const struct sockaddr *) &conn_addr, len);
if (error != -1 || errno != ECONNREFUSED)
tst_brkm(TBROK, tst_exit, "connect when accept queue is full "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() when accept queue is full - ECONNREFUSED");
/*Calling a accept first to estblish the pending connections*/
for (i=0 ; i < SK_MAX ; i++)
acpt_sk[i] = test_accept(lstn_sk,
(struct sockaddr *) &acpt_addr, &len);
/*connect () TEST8: from a listening socket, EISCONN Expect error*/
error = connect(lstn_sk, (const struct sockaddr *) &lstn_addr, len);
if (error != -1 || errno != EISCONN)
tst_brkm(TBROK, tst_exit, "connect on a listening socket "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() on a listening socket - EISCONN");
/*connect() TEST9: On established socket, EISCONN Expect error*/
i=0;
error = connect(acpt_sk[i], (const struct sockaddr *) &lstn_addr, len);
if (error != -1 || errno != EISCONN)
tst_brkm(TBROK, tst_exit, "connect on an established socket "
"error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() on an established socket - EISCONN");
for (i = 0 ; i < 4 ; i++) {
close(clnt_sk[i]);
close(acpt_sk[i]);
}
/* connect() TEST10: Re-establish an association that is closed.
* should succeed.
*/
error = connect(sk1, (const struct sockaddr *)&conn_addr, len);
if (error < 0)
tst_brkm(TBROK, tst_exit, "Re-establish an association that "
"is closed error:%d, errno:%d", error, errno);
tst_resm(TPASS, "connect() to re-establish a closed association - "
"SUCCESS");
close(sk);
close(sk1);
close(lstn_sk);
return 0;
}
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