| /* 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> |
| |
| 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; |
| |
| /* 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; |
| } |