/* 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 * * 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 #include #include #include #include #include #include #include #include /* for sockaddr_in */ #include #include #include #include #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; }