1495 lines
48 KiB
C
Executable File
1495 lines
48 KiB
C
Executable File
/*-
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* Copyright (c) 2009-2010 Brad Penoff
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* Copyright (c) 2009-2010 Humaira Kamal
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* Copyright (c) 2011-2012 Irene Ruengeler
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* Copyright (c) 2011-2012 Michael Tuexen
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#if defined(INET) || defined(INET6)
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#include <sys/types.h>
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#if !defined(__Userspace_os_Windows)
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <unistd.h>
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#include <pthread.h>
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#if !defined(__Userspace_os_DragonFly) && !defined(__Userspace_os_FreeBSD) && !defined(__Userspace_os_NetBSD)
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#include <sys/uio.h>
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#else
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#include <user_ip6_var.h>
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#endif
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#endif
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#include <netinet/sctp_os.h>
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#include <netinet/sctp_var.h>
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#include <netinet/sctp_pcb.h>
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#include <netinet/sctp_input.h>
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#if 0
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#if defined(__Userspace_os_Linux)
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#include <linux/netlink.h>
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#ifdef HAVE_LINUX_IF_ADDR_H
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#include <linux/if_addr.h>
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#endif
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#ifdef HAVE_LINUX_RTNETLINK_H
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#include <linux/rtnetlink.h>
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#endif
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#endif
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#endif
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#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
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#include <net/route.h>
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#endif
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/* local macros and datatypes used to get IP addresses system independently */
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#if !defined(IP_PKTINFO ) && ! defined(IP_RECVDSTADDR)
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# error "Can't determine socket option to use to get UDP IP"
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#endif
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void recv_thread_destroy(void);
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#define MAXLEN_MBUF_CHAIN 32 /* What should this value be? */
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#define ROUNDUP(a, size) (((a) & ((size)-1)) ? (1 + ((a) | ((size)-1))) : (a))
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#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
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#define NEXT_SA(ap) ap = (struct sockaddr *) \
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((caddr_t) ap + (ap->sa_len ? ROUNDUP(ap->sa_len, sizeof (uint32_t)) : sizeof(uint32_t)))
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#endif
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#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
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static void
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sctp_get_rtaddrs(int addrs, struct sockaddr *sa, struct sockaddr **rti_info)
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{
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int i;
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for (i = 0; i < RTAX_MAX; i++) {
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if (addrs & (1 << i)) {
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rti_info[i] = sa;
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NEXT_SA(sa);
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} else {
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rti_info[i] = NULL;
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}
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}
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}
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static void
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sctp_handle_ifamsg(unsigned char type, unsigned short index, struct sockaddr *sa)
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{
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int rc;
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struct ifaddrs *ifa, *ifas;
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/* handle only the types we want */
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if ((type != RTM_NEWADDR) && (type != RTM_DELADDR)) {
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return;
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}
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rc = getifaddrs(&ifas);
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if (rc != 0) {
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return;
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}
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for (ifa = ifas; ifa; ifa = ifa->ifa_next) {
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if (index == if_nametoindex(ifa->ifa_name)) {
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break;
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}
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}
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if (ifa == NULL) {
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freeifaddrs(ifas);
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return;
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}
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/* relay the appropriate address change to the base code */
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if (type == RTM_NEWADDR) {
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(void)sctp_add_addr_to_vrf(SCTP_DEFAULT_VRFID,
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NULL,
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if_nametoindex(ifa->ifa_name),
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0,
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ifa->ifa_name,
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NULL,
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sa,
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0,
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1);
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} else {
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sctp_del_addr_from_vrf(SCTP_DEFAULT_VRFID, ifa->ifa_addr,
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if_nametoindex(ifa->ifa_name),
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ifa->ifa_name);
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}
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freeifaddrs(ifas);
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}
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static void *
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recv_function_route(void *arg)
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{
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ssize_t ret;
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struct ifa_msghdr *ifa;
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char rt_buffer[1024];
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struct sockaddr *sa, *rti_info[RTAX_MAX];
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sctp_userspace_set_threadname("SCTP addr mon");
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while (1) {
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memset(rt_buffer, 0, sizeof(rt_buffer));
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ret = recv(SCTP_BASE_VAR(userspace_route), rt_buffer, sizeof(rt_buffer), 0);
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if (ret > 0) {
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ifa = (struct ifa_msghdr *) rt_buffer;
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if (ifa->ifam_type != RTM_DELADDR && ifa->ifam_type != RTM_NEWADDR) {
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continue;
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}
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sa = (struct sockaddr *) (ifa + 1);
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sctp_get_rtaddrs(ifa->ifam_addrs, sa, rti_info);
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switch (ifa->ifam_type) {
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case RTM_DELADDR:
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case RTM_NEWADDR:
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sctp_handle_ifamsg(ifa->ifam_type, ifa->ifam_index, rti_info[RTAX_IFA]);
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break;
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default:
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/* ignore this routing event */
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break;
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}
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}
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if (ret < 0) {
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if (errno == EAGAIN || errno == EINTR) {
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continue;
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} else {
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break;
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}
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}
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}
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return (NULL);
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}
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#endif
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#if 0
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/* This does not yet work on Linux */
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static void *
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recv_function_route(void *arg)
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{
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int len;
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char buf[4096];
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struct iovec iov = { buf, sizeof(buf) };
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struct msghdr msg;
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struct nlmsghdr *nh;
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struct ifaddrmsg *rtmsg;
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struct rtattr *rtatp;
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struct in_addr *inp;
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struct sockaddr_nl sanl;
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#ifdef INET
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struct sockaddr_in *sa;
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#endif
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#ifdef INET6
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struct sockaddr_in6 *sa6;
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#endif
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for (;;) {
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memset(&sanl, 0, sizeof(sanl));
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sanl.nl_family = AF_NETLINK;
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sanl.nl_groups = RTMGRP_IPV6_IFADDR | RTMGRP_IPV4_IFADDR;
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memset(&msg, 0, sizeof(struct msghdr));
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msg.msg_name = (void *)&sanl;
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msg.msg_namelen = sizeof(sanl);
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msg.msg_iov = &iov;
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msg.msg_iovlen = 1;
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msg.msg_control = NULL;
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msg.msg_controllen = 0;
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len = recvmsg(SCTP_BASE_VAR(userspace_route), &msg, 0);
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if (len < 0) {
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if (errno == EAGAIN || errno == EINTR) {
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continue;
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} else {
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break;
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}
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}
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for (nh = (struct nlmsghdr *) buf; NLMSG_OK (nh, len);
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nh = NLMSG_NEXT (nh, len)) {
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if (nh->nlmsg_type == NLMSG_DONE)
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break;
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if (nh->nlmsg_type == RTM_NEWADDR || nh->nlmsg_type == RTM_DELADDR) {
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rtmsg = (struct ifaddrmsg *)NLMSG_DATA(nh);
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rtatp = (struct rtattr *)IFA_RTA(rtmsg);
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if (rtatp->rta_type == IFA_ADDRESS) {
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inp = (struct in_addr *)RTA_DATA(rtatp);
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switch (rtmsg->ifa_family) {
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#ifdef INET
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case AF_INET:
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sa = (struct sockaddr_in *)malloc(sizeof(struct sockaddr_in));
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sa->sin_family = rtmsg->ifa_family;
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sa->sin_port = 0;
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memcpy(&sa->sin_addr, inp, sizeof(struct in_addr));
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sctp_handle_ifamsg(nh->nlmsg_type, rtmsg->ifa_index, (struct sockaddr *)sa);
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break;
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#endif
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#ifdef INET6
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case AF_INET6:
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sa6 = (struct sockaddr_in6 *)malloc(sizeof(struct sockaddr_in6));
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sa6->sin6_family = rtmsg->ifa_family;
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sa6->sin6_port = 0;
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memcpy(&sa6->sin6_addr, inp, sizeof(struct in6_addr));
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sctp_handle_ifamsg(nh->nlmsg_type, rtmsg->ifa_index, (struct sockaddr *)sa6);
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break;
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#endif
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default:
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SCTPDBG(SCTP_DEBUG_USR, "Address family %d not supported.\n", rtmsg->ifa_family);
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break;
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}
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}
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}
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}
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}
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return (NULL);
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}
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#endif
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#ifdef INET
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static void *
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recv_function_raw(void *arg)
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{
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struct mbuf **recvmbuf;
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struct ip *iphdr;
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struct sctphdr *sh;
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uint16_t port;
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int offset, ecn = 0;
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int compute_crc = 1;
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struct sctp_chunkhdr *ch;
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struct sockaddr_in src, dst;
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#if !defined(__Userspace_os_Windows)
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unsigned int ncounter;
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struct msghdr msg;
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struct iovec recv_iovec[MAXLEN_MBUF_CHAIN];
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#else
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WSABUF recv_iovec[MAXLEN_MBUF_CHAIN];
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int nResult, m_ErrorCode;
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DWORD flags;
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DWORD ncounter;
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struct sockaddr_in from;
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int fromlen;
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#endif
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/*Initially the entire set of mbufs is to be allocated.
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to_fill indicates this amount. */
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int to_fill = MAXLEN_MBUF_CHAIN;
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/* iovlen is the size of each mbuf in the chain */
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int i, n;
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unsigned int iovlen = MCLBYTES;
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int want_ext = (iovlen > MLEN)? 1 : 0;
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int want_header = 0;
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sctp_userspace_set_threadname("SCTP/IP4 rcv");
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memset(&src, 0, sizeof(struct sockaddr_in));
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memset(&dst, 0, sizeof(struct sockaddr_in));
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recvmbuf = malloc(sizeof(struct mbuf *) * MAXLEN_MBUF_CHAIN);
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while (1) {
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for (i = 0; i < to_fill; i++) {
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/* Not getting the packet header. Tests with chain of one run
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as usual without having the packet header.
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Have tried both sending and receiving
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*/
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recvmbuf[i] = sctp_get_mbuf_for_msg(iovlen, want_header, M_NOWAIT, want_ext, MT_DATA);
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#if !defined(__Userspace_os_Windows)
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recv_iovec[i].iov_base = (caddr_t)recvmbuf[i]->m_data;
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recv_iovec[i].iov_len = iovlen;
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#else
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recv_iovec[i].buf = (caddr_t)recvmbuf[i]->m_data;
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recv_iovec[i].len = iovlen;
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#endif
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}
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to_fill = 0;
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#if defined(__Userspace_os_Windows)
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flags = 0;
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ncounter = 0;
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fromlen = sizeof(struct sockaddr_in);
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memset(&from, 0, sizeof(struct sockaddr_in));
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nResult = WSARecvFrom(SCTP_BASE_VAR(userspace_rawsctp), recv_iovec, MAXLEN_MBUF_CHAIN, &ncounter, &flags, (struct sockaddr *)&from, &fromlen, NULL, NULL);
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if (nResult != 0) {
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m_ErrorCode = WSAGetLastError();
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if ((m_ErrorCode == WSAENOTSOCK) || (m_ErrorCode == WSAEINTR)) {
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break;
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}
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continue;
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}
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n = ncounter;
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#else
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memset(&msg, 0, sizeof(struct msghdr));
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msg.msg_name = NULL;
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msg.msg_namelen = 0;
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msg.msg_iov = recv_iovec;
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msg.msg_iovlen = MAXLEN_MBUF_CHAIN;
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msg.msg_control = NULL;
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msg.msg_controllen = 0;
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ncounter = n = recvmsg(SCTP_BASE_VAR(userspace_rawsctp), &msg, 0);
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if (n < 0) {
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if (errno == EAGAIN || errno == EINTR) {
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continue;
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} else {
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break;
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}
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}
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#endif
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SCTP_HEADER_LEN(recvmbuf[0]) = n; /* length of total packet */
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SCTP_STAT_INCR(sctps_recvpackets);
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SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
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if ((unsigned int)n <= iovlen) {
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SCTP_BUF_LEN(recvmbuf[0]) = n;
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(to_fill)++;
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} else {
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i = 0;
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SCTP_BUF_LEN(recvmbuf[0]) = iovlen;
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ncounter -= min(ncounter, iovlen);
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(to_fill)++;
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do {
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recvmbuf[i]->m_next = recvmbuf[i+1];
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SCTP_BUF_LEN(recvmbuf[i]->m_next) = min(ncounter, iovlen);
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i++;
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ncounter -= min(ncounter, iovlen);
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(to_fill)++;
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} while (ncounter > 0);
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}
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iphdr = mtod(recvmbuf[0], struct ip *);
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sh = (struct sctphdr *)((caddr_t)iphdr + sizeof(struct ip));
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ch = (struct sctp_chunkhdr *)((caddr_t)sh + sizeof(struct sctphdr));
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offset = sizeof(struct ip) + sizeof(struct sctphdr);
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if (iphdr->ip_tos != 0) {
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ecn = iphdr->ip_tos & 0x02;
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}
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dst.sin_family = AF_INET;
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#ifdef HAVE_SIN_LEN
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dst.sin_len = sizeof(struct sockaddr_in);
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#endif
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dst.sin_addr = iphdr->ip_dst;
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dst.sin_port = sh->dest_port;
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src.sin_family = AF_INET;
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#ifdef HAVE_SIN_LEN
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src.sin_len = sizeof(struct sockaddr_in);
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#endif
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src.sin_addr = iphdr->ip_src;
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src.sin_port = sh->src_port;
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/* SCTP does not allow broadcasts or multicasts */
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if (IN_MULTICAST(ntohl(dst.sin_addr.s_addr))) {
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m_freem(recvmbuf[0]);
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continue;
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}
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if (SCTP_IS_IT_BROADCAST(dst.sin_addr, recvmbuf[0])) {
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m_freem(recvmbuf[0]);
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continue;
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}
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port = 0;
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if (SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) &&
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((IN4_ISLOOPBACK_ADDRESS(&src.sin_addr) &&
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IN4_ISLOOPBACK_ADDRESS(&dst.sin_addr)) ||
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(src.sin_addr.s_addr == dst.sin_addr.s_addr))) {
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compute_crc = 0;
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SCTP_STAT_INCR(sctps_recvhwcrc);
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} else {
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SCTP_STAT_INCR(sctps_recvswcrc);
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}
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SCTPDBG(SCTP_DEBUG_USR, "%s: Received %d bytes.", __func__, n);
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SCTPDBG(SCTP_DEBUG_USR, " - calling sctp_common_input_processing with off=%d\n", offset);
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sctp_common_input_processing(&recvmbuf[0], sizeof(struct ip), offset, n,
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(struct sockaddr *)&src,
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(struct sockaddr *)&dst,
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sh, ch,
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compute_crc,
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ecn,
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SCTP_DEFAULT_VRFID, port);
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if (recvmbuf[0]) {
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m_freem(recvmbuf[0]);
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}
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}
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for (i = 0; i < MAXLEN_MBUF_CHAIN; i++) {
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m_free(recvmbuf[i]);
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}
|
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/* free the array itself */
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|
free(recvmbuf);
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SCTPDBG(SCTP_DEBUG_USR, "%s: Exiting SCTP/IP4 rcv", __func__);
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return (NULL);
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}
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#endif
|
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#if defined(INET6)
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static void *
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recv_function_raw6(void *arg)
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{
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struct mbuf **recvmbuf6;
|
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#if !defined(__Userspace_os_Windows)
|
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unsigned int ncounter = 0;
|
|
struct iovec recv_iovec[MAXLEN_MBUF_CHAIN];
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struct msghdr msg;
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struct cmsghdr *cmsgptr;
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char cmsgbuf[CMSG_SPACE(sizeof (struct in6_pktinfo))];
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#else
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WSABUF recv_iovec[MAXLEN_MBUF_CHAIN];
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int nResult, m_ErrorCode;
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DWORD ncounter = 0;
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struct sockaddr_in6 from;
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GUID WSARecvMsg_GUID = WSAID_WSARECVMSG;
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LPFN_WSARECVMSG WSARecvMsg;
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WSACMSGHDR *cmsgptr;
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WSAMSG msg;
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char ControlBuffer[1024];
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|
#endif
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|
struct sockaddr_in6 src, dst;
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struct sctphdr *sh;
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int offset;
|
|
struct sctp_chunkhdr *ch;
|
|
/*Initially the entire set of mbufs is to be allocated.
|
|
to_fill indicates this amount. */
|
|
int to_fill = MAXLEN_MBUF_CHAIN;
|
|
/* iovlen is the size of each mbuf in the chain */
|
|
int i, n;
|
|
int compute_crc = 1;
|
|
unsigned int iovlen = MCLBYTES;
|
|
int want_ext = (iovlen > MLEN)? 1 : 0;
|
|
int want_header = 0;
|
|
|
|
sctp_userspace_set_threadname("SCTP/IP6 rcv");
|
|
|
|
recvmbuf6 = malloc(sizeof(struct mbuf *) * MAXLEN_MBUF_CHAIN);
|
|
|
|
for (;;) {
|
|
for (i = 0; i < to_fill; i++) {
|
|
/* Not getting the packet header. Tests with chain of one run
|
|
as usual without having the packet header.
|
|
Have tried both sending and receiving
|
|
*/
|
|
recvmbuf6[i] = sctp_get_mbuf_for_msg(iovlen, want_header, M_NOWAIT, want_ext, MT_DATA);
|
|
#if !defined(__Userspace_os_Windows)
|
|
recv_iovec[i].iov_base = (caddr_t)recvmbuf6[i]->m_data;
|
|
recv_iovec[i].iov_len = iovlen;
|
|
#else
|
|
recv_iovec[i].buf = (caddr_t)recvmbuf6[i]->m_data;
|
|
recv_iovec[i].len = iovlen;
|
|
#endif
|
|
}
|
|
to_fill = 0;
|
|
#if defined(__Userspace_os_Windows)
|
|
ncounter = 0;
|
|
memset(&from, 0, sizeof(struct sockaddr_in6));
|
|
nResult = WSAIoctl(SCTP_BASE_VAR(userspace_rawsctp6), SIO_GET_EXTENSION_FUNCTION_POINTER,
|
|
&WSARecvMsg_GUID, sizeof WSARecvMsg_GUID,
|
|
&WSARecvMsg, sizeof WSARecvMsg,
|
|
&ncounter, NULL, NULL);
|
|
if (nResult == 0) {
|
|
msg.name = (void *)&src;
|
|
msg.namelen = sizeof(struct sockaddr_in6);
|
|
msg.lpBuffers = recv_iovec;
|
|
msg.dwBufferCount = MAXLEN_MBUF_CHAIN;
|
|
msg.Control.len = sizeof ControlBuffer;
|
|
msg.Control.buf = ControlBuffer;
|
|
msg.dwFlags = 0;
|
|
nResult = WSARecvMsg(SCTP_BASE_VAR(userspace_rawsctp6), &msg, &ncounter, NULL, NULL);
|
|
}
|
|
if (nResult != 0) {
|
|
m_ErrorCode = WSAGetLastError();
|
|
if ((m_ErrorCode == WSAENOTSOCK) || (m_ErrorCode == WSAEINTR)) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
n = ncounter;
|
|
#else
|
|
memset(&msg, 0, sizeof(struct msghdr));
|
|
memset(&src, 0, sizeof(struct sockaddr_in6));
|
|
memset(&dst, 0, sizeof(struct sockaddr_in6));
|
|
memset(cmsgbuf, 0, CMSG_SPACE(sizeof (struct in6_pktinfo)));
|
|
msg.msg_name = (void *)&src;
|
|
msg.msg_namelen = sizeof(struct sockaddr_in6);
|
|
msg.msg_iov = recv_iovec;
|
|
msg.msg_iovlen = MAXLEN_MBUF_CHAIN;
|
|
msg.msg_control = (void *)cmsgbuf;
|
|
msg.msg_controllen = (socklen_t)CMSG_SPACE(sizeof (struct in6_pktinfo));
|
|
msg.msg_flags = 0;
|
|
|
|
ncounter = n = recvmsg(SCTP_BASE_VAR(userspace_rawsctp6), &msg, 0);
|
|
if (n < 0) {
|
|
if (errno == EAGAIN || errno == EINTR) {
|
|
continue;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
SCTP_HEADER_LEN(recvmbuf6[0]) = n; /* length of total packet */
|
|
SCTP_STAT_INCR(sctps_recvpackets);
|
|
SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
|
|
|
|
if ((unsigned int)n <= iovlen) {
|
|
SCTP_BUF_LEN(recvmbuf6[0]) = n;
|
|
(to_fill)++;
|
|
} else {
|
|
i = 0;
|
|
SCTP_BUF_LEN(recvmbuf6[0]) = iovlen;
|
|
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
do {
|
|
recvmbuf6[i]->m_next = recvmbuf6[i+1];
|
|
SCTP_BUF_LEN(recvmbuf6[i]->m_next) = min(ncounter, iovlen);
|
|
i++;
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
} while (ncounter > 0);
|
|
}
|
|
|
|
for (cmsgptr = CMSG_FIRSTHDR(&msg); cmsgptr != NULL; cmsgptr = CMSG_NXTHDR(&msg, cmsgptr)) {
|
|
if ((cmsgptr->cmsg_level == IPPROTO_IPV6) && (cmsgptr->cmsg_type == IPV6_PKTINFO)) {
|
|
struct in6_pktinfo * info;
|
|
|
|
info = (struct in6_pktinfo *)CMSG_DATA(cmsgptr);
|
|
memcpy((void *)&dst.sin6_addr, (const void *) &(info->ipi6_addr), sizeof(struct in6_addr));
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* SCTP does not allow broadcasts or multicasts */
|
|
if (IN6_IS_ADDR_MULTICAST(&dst.sin6_addr)) {
|
|
m_freem(recvmbuf6[0]);
|
|
continue;
|
|
}
|
|
|
|
sh = mtod(recvmbuf6[0], struct sctphdr *);
|
|
ch = (struct sctp_chunkhdr *)((caddr_t)sh + sizeof(struct sctphdr));
|
|
offset = sizeof(struct sctphdr);
|
|
|
|
dst.sin6_family = AF_INET6;
|
|
#ifdef HAVE_SIN6_LEN
|
|
dst.sin6_len = sizeof(struct sockaddr_in6);
|
|
#endif
|
|
dst.sin6_port = sh->dest_port;
|
|
|
|
src.sin6_family = AF_INET6;
|
|
#ifdef HAVE_SIN6_LEN
|
|
src.sin6_len = sizeof(struct sockaddr_in6);
|
|
#endif
|
|
src.sin6_port = sh->src_port;
|
|
if (memcmp(&src.sin6_addr, &dst.sin6_addr, sizeof(struct in6_addr)) == 0) {
|
|
compute_crc = 0;
|
|
SCTP_STAT_INCR(sctps_recvhwcrc);
|
|
} else {
|
|
SCTP_STAT_INCR(sctps_recvswcrc);
|
|
}
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Received %d bytes.", __func__, n);
|
|
SCTPDBG(SCTP_DEBUG_USR, " - calling sctp_common_input_processing with off=%d\n", offset);
|
|
sctp_common_input_processing(&recvmbuf6[0], 0, offset, n,
|
|
(struct sockaddr *)&src,
|
|
(struct sockaddr *)&dst,
|
|
sh, ch,
|
|
compute_crc,
|
|
0,
|
|
SCTP_DEFAULT_VRFID, 0);
|
|
if (recvmbuf6[0]) {
|
|
m_freem(recvmbuf6[0]);
|
|
}
|
|
}
|
|
for (i = 0; i < MAXLEN_MBUF_CHAIN; i++) {
|
|
m_free(recvmbuf6[i]);
|
|
}
|
|
/* free the array itself */
|
|
free(recvmbuf6);
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Exiting SCTP/IP6 rcv", __func__);
|
|
return (NULL);
|
|
}
|
|
#endif
|
|
|
|
#ifdef INET
|
|
static void *
|
|
recv_function_udp(void *arg)
|
|
{
|
|
struct mbuf **udprecvmbuf;
|
|
/*Initially the entire set of mbufs is to be allocated.
|
|
to_fill indicates this amount. */
|
|
int to_fill = MAXLEN_MBUF_CHAIN;
|
|
/* iovlen is the size of each mbuf in the chain */
|
|
int i, n, offset;
|
|
unsigned int iovlen = MCLBYTES;
|
|
int want_ext = (iovlen > MLEN)? 1 : 0;
|
|
int want_header = 0;
|
|
struct sctphdr *sh;
|
|
uint16_t port;
|
|
struct sctp_chunkhdr *ch;
|
|
struct sockaddr_in src, dst;
|
|
#if defined(IP_PKTINFO)
|
|
char cmsgbuf[CMSG_SPACE(sizeof(struct in_pktinfo))];
|
|
#else
|
|
char cmsgbuf[CMSG_SPACE(sizeof(struct in_addr))];
|
|
#endif
|
|
int compute_crc = 1;
|
|
#if !defined(__Userspace_os_Windows)
|
|
unsigned int ncounter;
|
|
struct iovec iov[MAXLEN_MBUF_CHAIN];
|
|
struct msghdr msg;
|
|
struct cmsghdr *cmsgptr;
|
|
#else
|
|
GUID WSARecvMsg_GUID = WSAID_WSARECVMSG;
|
|
LPFN_WSARECVMSG WSARecvMsg;
|
|
char ControlBuffer[1024];
|
|
WSABUF iov[MAXLEN_MBUF_CHAIN];
|
|
WSAMSG msg;
|
|
int nResult, m_ErrorCode;
|
|
WSACMSGHDR *cmsgptr;
|
|
DWORD ncounter;
|
|
#endif
|
|
|
|
sctp_userspace_set_threadname("SCTP/UDP/IP4 rcv");
|
|
|
|
udprecvmbuf = malloc(sizeof(struct mbuf *) * MAXLEN_MBUF_CHAIN);
|
|
|
|
while (1) {
|
|
for (i = 0; i < to_fill; i++) {
|
|
/* Not getting the packet header. Tests with chain of one run
|
|
as usual without having the packet header.
|
|
Have tried both sending and receiving
|
|
*/
|
|
udprecvmbuf[i] = sctp_get_mbuf_for_msg(iovlen, want_header, M_NOWAIT, want_ext, MT_DATA);
|
|
#if !defined(__Userspace_os_Windows)
|
|
iov[i].iov_base = (caddr_t)udprecvmbuf[i]->m_data;
|
|
iov[i].iov_len = iovlen;
|
|
#else
|
|
iov[i].buf = (caddr_t)udprecvmbuf[i]->m_data;
|
|
iov[i].len = iovlen;
|
|
#endif
|
|
}
|
|
to_fill = 0;
|
|
#if !defined(__Userspace_os_Windows)
|
|
memset(&msg, 0, sizeof(struct msghdr));
|
|
#else
|
|
memset(&msg, 0, sizeof(WSAMSG));
|
|
#endif
|
|
memset(&src, 0, sizeof(struct sockaddr_in));
|
|
memset(&dst, 0, sizeof(struct sockaddr_in));
|
|
memset(cmsgbuf, 0, sizeof(cmsgbuf));
|
|
|
|
#if !defined(__Userspace_os_Windows)
|
|
msg.msg_name = (void *)&src;
|
|
msg.msg_namelen = sizeof(struct sockaddr_in);
|
|
msg.msg_iov = iov;
|
|
msg.msg_iovlen = MAXLEN_MBUF_CHAIN;
|
|
msg.msg_control = (void *)cmsgbuf;
|
|
msg.msg_controllen = sizeof(cmsgbuf);
|
|
msg.msg_flags = 0;
|
|
|
|
ncounter = n = recvmsg(SCTP_BASE_VAR(userspace_udpsctp), &msg, 0);
|
|
if (n < 0) {
|
|
if (errno == EAGAIN || errno == EINTR) {
|
|
continue;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
#else
|
|
nResult = WSAIoctl(SCTP_BASE_VAR(userspace_udpsctp), SIO_GET_EXTENSION_FUNCTION_POINTER,
|
|
&WSARecvMsg_GUID, sizeof WSARecvMsg_GUID,
|
|
&WSARecvMsg, sizeof WSARecvMsg,
|
|
&ncounter, NULL, NULL);
|
|
if (nResult == 0) {
|
|
msg.name = (void *)&src;
|
|
msg.namelen = sizeof(struct sockaddr_in);
|
|
msg.lpBuffers = iov;
|
|
msg.dwBufferCount = MAXLEN_MBUF_CHAIN;
|
|
msg.Control.len = sizeof ControlBuffer;
|
|
msg.Control.buf = ControlBuffer;
|
|
msg.dwFlags = 0;
|
|
nResult = WSARecvMsg(SCTP_BASE_VAR(userspace_udpsctp), &msg, &ncounter, NULL, NULL);
|
|
}
|
|
if (nResult != 0) {
|
|
m_ErrorCode = WSAGetLastError();
|
|
if ((m_ErrorCode == WSAENOTSOCK) || (m_ErrorCode == WSAEINTR)) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
n = ncounter;
|
|
#endif
|
|
SCTP_HEADER_LEN(udprecvmbuf[0]) = n; /* length of total packet */
|
|
SCTP_STAT_INCR(sctps_recvpackets);
|
|
SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
|
|
|
|
if ((unsigned int)n <= iovlen) {
|
|
SCTP_BUF_LEN(udprecvmbuf[0]) = n;
|
|
(to_fill)++;
|
|
} else {
|
|
i = 0;
|
|
SCTP_BUF_LEN(udprecvmbuf[0]) = iovlen;
|
|
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
do {
|
|
udprecvmbuf[i]->m_next = udprecvmbuf[i+1];
|
|
SCTP_BUF_LEN(udprecvmbuf[i]->m_next) = min(ncounter, iovlen);
|
|
i++;
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
} while (ncounter > 0);
|
|
}
|
|
|
|
for (cmsgptr = CMSG_FIRSTHDR(&msg); cmsgptr != NULL; cmsgptr = CMSG_NXTHDR(&msg, cmsgptr)) {
|
|
#if defined(IP_PKTINFO)
|
|
if ((cmsgptr->cmsg_level == IPPROTO_IP) && (cmsgptr->cmsg_type == IP_PKTINFO)) {
|
|
struct in_pktinfo *info;
|
|
|
|
dst.sin_family = AF_INET;
|
|
#ifdef HAVE_SIN_LEN
|
|
dst.sin_len = sizeof(struct sockaddr_in);
|
|
#endif
|
|
info = (struct in_pktinfo *)CMSG_DATA(cmsgptr);
|
|
memcpy((void *)&dst.sin_addr, (const void *)&(info->ipi_addr), sizeof(struct in_addr));
|
|
break;
|
|
}
|
|
#else
|
|
if ((cmsgptr->cmsg_level == IPPROTO_IP) && (cmsgptr->cmsg_type == IP_RECVDSTADDR)) {
|
|
struct in_addr *addr;
|
|
|
|
dst.sin_family = AF_INET;
|
|
#ifdef HAVE_SIN_LEN
|
|
dst.sin_len = sizeof(struct sockaddr_in);
|
|
#endif
|
|
addr = (struct in_addr *)CMSG_DATA(cmsgptr);
|
|
memcpy((void *)&dst.sin_addr, (const void *)addr, sizeof(struct in_addr));
|
|
break;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* SCTP does not allow broadcasts or multicasts */
|
|
if (IN_MULTICAST(ntohl(dst.sin_addr.s_addr))) {
|
|
m_freem(udprecvmbuf[0]);
|
|
continue;
|
|
}
|
|
if (SCTP_IS_IT_BROADCAST(dst.sin_addr, udprecvmbuf[0])) {
|
|
m_freem(udprecvmbuf[0]);
|
|
continue;
|
|
}
|
|
|
|
/*offset = sizeof(struct sctphdr) + sizeof(struct sctp_chunkhdr);*/
|
|
sh = mtod(udprecvmbuf[0], struct sctphdr *);
|
|
ch = (struct sctp_chunkhdr *)((caddr_t)sh + sizeof(struct sctphdr));
|
|
offset = sizeof(struct sctphdr);
|
|
port = src.sin_port;
|
|
src.sin_port = sh->src_port;
|
|
dst.sin_port = sh->dest_port;
|
|
if (src.sin_addr.s_addr == dst.sin_addr.s_addr) {
|
|
compute_crc = 0;
|
|
SCTP_STAT_INCR(sctps_recvhwcrc);
|
|
} else {
|
|
SCTP_STAT_INCR(sctps_recvswcrc);
|
|
}
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Received %d bytes.", __func__, n);
|
|
SCTPDBG(SCTP_DEBUG_USR, " - calling sctp_common_input_processing with off=%d\n", offset);
|
|
sctp_common_input_processing(&udprecvmbuf[0], 0, offset, n,
|
|
(struct sockaddr *)&src,
|
|
(struct sockaddr *)&dst,
|
|
sh, ch,
|
|
compute_crc,
|
|
0,
|
|
SCTP_DEFAULT_VRFID, port);
|
|
if (udprecvmbuf[0]) {
|
|
m_freem(udprecvmbuf[0]);
|
|
}
|
|
}
|
|
for (i = 0; i < MAXLEN_MBUF_CHAIN; i++) {
|
|
m_free(udprecvmbuf[i]);
|
|
}
|
|
/* free the array itself */
|
|
free(udprecvmbuf);
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Exiting SCTP/UDP/IP4 rcv", __func__);
|
|
return (NULL);
|
|
}
|
|
#endif
|
|
|
|
#if defined(INET6)
|
|
static void *
|
|
recv_function_udp6(void *arg)
|
|
{
|
|
struct mbuf **udprecvmbuf6;
|
|
/*Initially the entire set of mbufs is to be allocated.
|
|
to_fill indicates this amount. */
|
|
int to_fill = MAXLEN_MBUF_CHAIN;
|
|
/* iovlen is the size of each mbuf in the chain */
|
|
int i, n, offset;
|
|
unsigned int iovlen = MCLBYTES;
|
|
int want_ext = (iovlen > MLEN)? 1 : 0;
|
|
int want_header = 0;
|
|
struct sockaddr_in6 src, dst;
|
|
struct sctphdr *sh;
|
|
uint16_t port;
|
|
struct sctp_chunkhdr *ch;
|
|
char cmsgbuf[CMSG_SPACE(sizeof (struct in6_pktinfo))];
|
|
int compute_crc = 1;
|
|
#if !defined(__Userspace_os_Windows)
|
|
struct iovec iov[MAXLEN_MBUF_CHAIN];
|
|
struct msghdr msg;
|
|
struct cmsghdr *cmsgptr;
|
|
unsigned int ncounter;
|
|
#else
|
|
GUID WSARecvMsg_GUID = WSAID_WSARECVMSG;
|
|
LPFN_WSARECVMSG WSARecvMsg;
|
|
char ControlBuffer[1024];
|
|
WSABUF iov[MAXLEN_MBUF_CHAIN];
|
|
WSAMSG msg;
|
|
int nResult, m_ErrorCode;
|
|
WSACMSGHDR *cmsgptr;
|
|
DWORD ncounter;
|
|
#endif
|
|
|
|
sctp_userspace_set_threadname("SCTP/UDP/IP6 rcv");
|
|
|
|
udprecvmbuf6 = malloc(sizeof(struct mbuf *) * MAXLEN_MBUF_CHAIN);
|
|
while (1) {
|
|
for (i = 0; i < to_fill; i++) {
|
|
/* Not getting the packet header. Tests with chain of one run
|
|
as usual without having the packet header.
|
|
Have tried both sending and receiving
|
|
*/
|
|
udprecvmbuf6[i] = sctp_get_mbuf_for_msg(iovlen, want_header, M_NOWAIT, want_ext, MT_DATA);
|
|
#if !defined(__Userspace_os_Windows)
|
|
iov[i].iov_base = (caddr_t)udprecvmbuf6[i]->m_data;
|
|
iov[i].iov_len = iovlen;
|
|
#else
|
|
iov[i].buf = (caddr_t)udprecvmbuf6[i]->m_data;
|
|
iov[i].len = iovlen;
|
|
#endif
|
|
}
|
|
to_fill = 0;
|
|
|
|
#if !defined(__Userspace_os_Windows)
|
|
memset(&msg, 0, sizeof(struct msghdr));
|
|
#else
|
|
memset(&msg, 0, sizeof(WSAMSG));
|
|
#endif
|
|
memset(&src, 0, sizeof(struct sockaddr_in6));
|
|
memset(&dst, 0, sizeof(struct sockaddr_in6));
|
|
memset(cmsgbuf, 0, CMSG_SPACE(sizeof (struct in6_pktinfo)));
|
|
|
|
#if !defined(__Userspace_os_Windows)
|
|
msg.msg_name = (void *)&src;
|
|
msg.msg_namelen = sizeof(struct sockaddr_in6);
|
|
msg.msg_iov = iov;
|
|
msg.msg_iovlen = MAXLEN_MBUF_CHAIN;
|
|
msg.msg_control = (void *)cmsgbuf;
|
|
msg.msg_controllen = (socklen_t)CMSG_SPACE(sizeof (struct in6_pktinfo));
|
|
msg.msg_flags = 0;
|
|
|
|
ncounter = n = recvmsg(SCTP_BASE_VAR(userspace_udpsctp6), &msg, 0);
|
|
if (n < 0) {
|
|
if (errno == EAGAIN || errno == EINTR) {
|
|
continue;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
#else
|
|
nResult = WSAIoctl(SCTP_BASE_VAR(userspace_udpsctp6), SIO_GET_EXTENSION_FUNCTION_POINTER,
|
|
&WSARecvMsg_GUID, sizeof WSARecvMsg_GUID,
|
|
&WSARecvMsg, sizeof WSARecvMsg,
|
|
&ncounter, NULL, NULL);
|
|
if (nResult == SOCKET_ERROR) {
|
|
m_ErrorCode = WSAGetLastError();
|
|
WSARecvMsg = NULL;
|
|
}
|
|
if (nResult == 0) {
|
|
msg.name = (void *)&src;
|
|
msg.namelen = sizeof(struct sockaddr_in6);
|
|
msg.lpBuffers = iov;
|
|
msg.dwBufferCount = MAXLEN_MBUF_CHAIN;
|
|
msg.Control.len = sizeof ControlBuffer;
|
|
msg.Control.buf = ControlBuffer;
|
|
msg.dwFlags = 0;
|
|
nResult = WSARecvMsg(SCTP_BASE_VAR(userspace_udpsctp6), &msg, &ncounter, NULL, NULL);
|
|
}
|
|
if (nResult != 0) {
|
|
m_ErrorCode = WSAGetLastError();
|
|
if ((m_ErrorCode == WSAENOTSOCK) || (m_ErrorCode == WSAEINTR)) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
n = ncounter;
|
|
#endif
|
|
SCTP_HEADER_LEN(udprecvmbuf6[0]) = n; /* length of total packet */
|
|
SCTP_STAT_INCR(sctps_recvpackets);
|
|
SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
|
|
|
|
if ((unsigned int)n <= iovlen) {
|
|
SCTP_BUF_LEN(udprecvmbuf6[0]) = n;
|
|
(to_fill)++;
|
|
} else {
|
|
i = 0;
|
|
SCTP_BUF_LEN(udprecvmbuf6[0]) = iovlen;
|
|
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
do {
|
|
udprecvmbuf6[i]->m_next = udprecvmbuf6[i+1];
|
|
SCTP_BUF_LEN(udprecvmbuf6[i]->m_next) = min(ncounter, iovlen);
|
|
i++;
|
|
ncounter -= min(ncounter, iovlen);
|
|
(to_fill)++;
|
|
} while (ncounter > 0);
|
|
}
|
|
|
|
for (cmsgptr = CMSG_FIRSTHDR(&msg); cmsgptr != NULL; cmsgptr = CMSG_NXTHDR(&msg, cmsgptr)) {
|
|
if ((cmsgptr->cmsg_level == IPPROTO_IPV6) && (cmsgptr->cmsg_type == IPV6_PKTINFO)) {
|
|
struct in6_pktinfo *info;
|
|
|
|
dst.sin6_family = AF_INET6;
|
|
#ifdef HAVE_SIN6_LEN
|
|
dst.sin6_len = sizeof(struct sockaddr_in6);
|
|
#endif
|
|
info = (struct in6_pktinfo *)CMSG_DATA(cmsgptr);
|
|
/*dst.sin6_port = htons(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port));*/
|
|
memcpy((void *)&dst.sin6_addr, (const void *)&(info->ipi6_addr), sizeof(struct in6_addr));
|
|
}
|
|
}
|
|
|
|
/* SCTP does not allow broadcasts or multicasts */
|
|
if (IN6_IS_ADDR_MULTICAST(&dst.sin6_addr)) {
|
|
m_freem(udprecvmbuf6[0]);
|
|
continue;
|
|
}
|
|
|
|
sh = mtod(udprecvmbuf6[0], struct sctphdr *);
|
|
ch = (struct sctp_chunkhdr *)((caddr_t)sh + sizeof(struct sctphdr));
|
|
offset = sizeof(struct sctphdr);
|
|
|
|
port = src.sin6_port;
|
|
src.sin6_port = sh->src_port;
|
|
dst.sin6_port = sh->dest_port;
|
|
if ((memcmp(&src.sin6_addr, &dst.sin6_addr, sizeof(struct in6_addr)) == 0)) {
|
|
compute_crc = 0;
|
|
SCTP_STAT_INCR(sctps_recvhwcrc);
|
|
} else {
|
|
SCTP_STAT_INCR(sctps_recvswcrc);
|
|
}
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Received %d bytes.", __func__, n);
|
|
SCTPDBG(SCTP_DEBUG_USR, " - calling sctp_common_input_processing with off=%d\n", (int)sizeof(struct sctphdr));
|
|
sctp_common_input_processing(&udprecvmbuf6[0], 0, offset, n,
|
|
(struct sockaddr *)&src,
|
|
(struct sockaddr *)&dst,
|
|
sh, ch,
|
|
compute_crc,
|
|
0,
|
|
SCTP_DEFAULT_VRFID, port);
|
|
if (udprecvmbuf6[0]) {
|
|
m_freem(udprecvmbuf6[0]);
|
|
}
|
|
}
|
|
for (i = 0; i < MAXLEN_MBUF_CHAIN; i++) {
|
|
m_free(udprecvmbuf6[i]);
|
|
}
|
|
/* free the array itself */
|
|
free(udprecvmbuf6);
|
|
SCTPDBG(SCTP_DEBUG_USR, "%s: Exiting SCTP/UDP/IP6 rcv", __func__);
|
|
return (NULL);
|
|
}
|
|
#endif
|
|
|
|
#if defined (__Userspace_os_Windows)
|
|
static void
|
|
setReceiveBufferSize(SOCKET sfd, int new_size)
|
|
#else
|
|
static void
|
|
setReceiveBufferSize(int sfd, int new_size)
|
|
#endif
|
|
{
|
|
int ch = new_size;
|
|
|
|
if (setsockopt (sfd, SOL_SOCKET, SO_RCVBUF, (void*)&ch, sizeof(ch)) < 0) {
|
|
#if defined (__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set recv-buffers size (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set recv-buffers size (errno = %d).\n", errno);
|
|
#endif
|
|
}
|
|
return;
|
|
}
|
|
|
|
#if defined (__Userspace_os_Windows)
|
|
static void
|
|
setSendBufferSize(SOCKET sfd, int new_size)
|
|
#else
|
|
static void
|
|
setSendBufferSize(int sfd, int new_size)
|
|
#endif
|
|
{
|
|
int ch = new_size;
|
|
|
|
if (setsockopt (sfd, SOL_SOCKET, SO_SNDBUF, (void*)&ch, sizeof(ch)) < 0) {
|
|
#if defined (__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set send-buffers size (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set send-buffers size (errno = %d).\n", errno);
|
|
#endif
|
|
}
|
|
return;
|
|
}
|
|
|
|
#define SOCKET_TIMEOUT 100 /* in ms */
|
|
void
|
|
recv_thread_init(void)
|
|
{
|
|
#if defined(INET)
|
|
struct sockaddr_in addr_ipv4;
|
|
const int hdrincl = 1;
|
|
#endif
|
|
#if defined(INET6)
|
|
struct sockaddr_in6 addr_ipv6;
|
|
#endif
|
|
#if defined(INET) || defined(INET6)
|
|
const int on = 1;
|
|
#endif
|
|
#if !defined(__Userspace_os_Windows)
|
|
struct timeval timeout;
|
|
|
|
memset(&timeout, 0, sizeof(struct timeval));
|
|
timeout.tv_sec = (SOCKET_TIMEOUT / 1000);
|
|
timeout.tv_usec = (SOCKET_TIMEOUT % 1000) * 1000;
|
|
#else
|
|
unsigned int timeout = SOCKET_TIMEOUT; /* Timeout in milliseconds */
|
|
#endif
|
|
#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
|
|
if (SCTP_BASE_VAR(userspace_route) == -1) {
|
|
if ((SCTP_BASE_VAR(userspace_route) = socket(AF_ROUTE, SOCK_RAW, 0)) == -1) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create routing socket (errno = %d).\n", errno);
|
|
}
|
|
#if 0
|
|
struct sockaddr_nl sanl;
|
|
|
|
if ((SCTP_BASE_VAR(userspace_route) = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE)) < 0) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create routing socket (errno = %d.\n", errno);
|
|
}
|
|
memset(&sanl, 0, sizeof(sanl));
|
|
sanl.nl_family = AF_NETLINK;
|
|
sanl.nl_groups = 0;
|
|
#ifdef INET
|
|
sanl.nl_groups |= RTMGRP_IPV4_IFADDR;
|
|
#endif
|
|
#ifdef INET6
|
|
sanl.nl_groups |= RTMGRP_IPV6_IFADDR;
|
|
#endif
|
|
if (bind(SCTP_BASE_VAR(userspace_route), (struct sockaddr *) &sanl, sizeof(sanl)) < 0) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind routing socket (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_route));
|
|
SCTP_BASE_VAR(userspace_route) = -1;
|
|
}
|
|
#endif
|
|
if (SCTP_BASE_VAR(userspace_route) != -1) {
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_route), SOL_SOCKET, SO_RCVTIMEO,(const void*)&timeout, sizeof(struct timeval)) < 0) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on routing socket (errno = %d).\n", errno);
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_route));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_route));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_route) = -1;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(INET)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp) == -1) {
|
|
if ((SCTP_BASE_VAR(userspace_rawsctp) = socket(AF_INET, SOCK_RAW, IPPROTO_SCTP)) == -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create raw socket for IPv4 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create raw socket for IPv4 (errno = %d).\n", errno);
|
|
#endif
|
|
} else {
|
|
/* complete setting up the raw SCTP socket */
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp), IPPROTO_IP, IP_HDRINCL,(const void*)&hdrincl, sizeof(int)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_HDRINCL (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_HDRINCL (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp) = -1;
|
|
} else if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp), SOL_SOCKET, SO_RCVTIMEO, (const void *)&timeout, sizeof(timeout)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/IPv4 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp) = -1;
|
|
} else {
|
|
memset((void *)&addr_ipv4, 0, sizeof(struct sockaddr_in));
|
|
#ifdef HAVE_SIN_LEN
|
|
addr_ipv4.sin_len = sizeof(struct sockaddr_in);
|
|
#endif
|
|
addr_ipv4.sin_family = AF_INET;
|
|
addr_ipv4.sin_port = htons(0);
|
|
addr_ipv4.sin_addr.s_addr = htonl(INADDR_ANY);
|
|
if (bind(SCTP_BASE_VAR(userspace_rawsctp), (const struct sockaddr *)&addr_ipv4, sizeof(struct sockaddr_in)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/IPv4 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp) = -1;
|
|
} else {
|
|
setReceiveBufferSize(SCTP_BASE_VAR(userspace_rawsctp), SB_RAW); /* 128K */
|
|
setSendBufferSize(SCTP_BASE_VAR(userspace_rawsctp), SB_RAW); /* 128K Is this setting net.inet.raw.maxdgram value? Should it be set to 64K? */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp) == -1) {
|
|
if ((SCTP_BASE_VAR(userspace_udpsctp) = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) == -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/UDP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/UDP/IPv4 (errno = %d).\n", errno);
|
|
#endif
|
|
} else {
|
|
#if defined(IP_PKTINFO)
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp), IPPROTO_IP, IP_PKTINFO, (const void *)&on, (int)sizeof(int)) < 0) {
|
|
#else
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp), IPPROTO_IP, IP_RECVDSTADDR, (const void *)&on, (int)sizeof(int)) < 0) {
|
|
#endif
|
|
#if defined(__Userspace_os_Windows)
|
|
#if defined(IP_PKTINFO)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_PKTINFO on socket for SCTP/UDP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_RECVDSTADDR on socket for SCTP/UDP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
#endif
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#else
|
|
#if defined(IP_PKTINFO)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_PKTINFO on socket for SCTP/UDP/IPv4 (errno = %d).\n", errno);
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IP_RECVDSTADDR on socket for SCTP/UDP/IPv4 (errno = %d).\n", errno);
|
|
#endif
|
|
close(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp) = -1;
|
|
} else if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp), SOL_SOCKET, SO_RCVTIMEO, (const void *)&timeout, sizeof(timeout)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/UDP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/UDP/IPv4 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp) = -1;
|
|
} else {
|
|
memset((void *)&addr_ipv4, 0, sizeof(struct sockaddr_in));
|
|
#ifdef HAVE_SIN_LEN
|
|
addr_ipv4.sin_len = sizeof(struct sockaddr_in);
|
|
#endif
|
|
addr_ipv4.sin_family = AF_INET;
|
|
addr_ipv4.sin_port = htons(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port));
|
|
addr_ipv4.sin_addr.s_addr = htonl(INADDR_ANY);
|
|
if (bind(SCTP_BASE_VAR(userspace_udpsctp), (const struct sockaddr *)&addr_ipv4, sizeof(struct sockaddr_in)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/UDP/IPv4 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/UDP/IPv4 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp) = -1;
|
|
} else {
|
|
setReceiveBufferSize(SCTP_BASE_VAR(userspace_udpsctp), SB_RAW); /* 128K */
|
|
setSendBufferSize(SCTP_BASE_VAR(userspace_udpsctp), SB_RAW); /* 128K Is this setting net.inet.raw.maxdgram value? Should it be set to 64K? */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(INET6)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp6) == -1) {
|
|
if ((SCTP_BASE_VAR(userspace_rawsctp6) = socket(AF_INET6, SOCK_RAW, IPPROTO_SCTP)) == -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
#endif
|
|
} else {
|
|
/* complete setting up the raw SCTP socket */
|
|
#if defined(IPV6_RECVPKTINFO)
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp6), IPPROTO_IPV6, IPV6_RECVPKTINFO, (const void *)&on, sizeof(on)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_RECVPKTINFO on socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_RECVPKTINFO on socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp6) = -1;
|
|
} else {
|
|
#else
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp6), IPPROTO_IPV6, IPV6_PKTINFO,(const void*)&on, sizeof(on)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_PKTINFO on socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_PKTINFO on socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp6) = -1;
|
|
} else {
|
|
#endif
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp6), IPPROTO_IPV6, IPV6_V6ONLY, (const void*)&on, (socklen_t)sizeof(on)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_V6ONLY on socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_V6ONLY on socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
#endif
|
|
}
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_rawsctp6), SOL_SOCKET, SO_RCVTIMEO, (const void *)&timeout, sizeof(timeout)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp6) = -1;
|
|
} else {
|
|
memset((void *)&addr_ipv6, 0, sizeof(struct sockaddr_in6));
|
|
#ifdef HAVE_SIN6_LEN
|
|
addr_ipv6.sin6_len = sizeof(struct sockaddr_in6);
|
|
#endif
|
|
addr_ipv6.sin6_family = AF_INET6;
|
|
addr_ipv6.sin6_port = htons(0);
|
|
addr_ipv6.sin6_addr = in6addr_any;
|
|
if (bind(SCTP_BASE_VAR(userspace_rawsctp6), (const struct sockaddr *)&addr_ipv6, sizeof(struct sockaddr_in6)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp6) = -1;
|
|
} else {
|
|
setReceiveBufferSize(SCTP_BASE_VAR(userspace_rawsctp6), SB_RAW); /* 128K */
|
|
setSendBufferSize(SCTP_BASE_VAR(userspace_rawsctp6), SB_RAW); /* 128K Is this setting net.inet.raw.maxdgram value? Should it be set to 64K? */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp6) == -1) {
|
|
if ((SCTP_BASE_VAR(userspace_udpsctp6) = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP)) == -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't create socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
#endif
|
|
}
|
|
#if defined(IPV6_RECVPKTINFO)
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp6), IPPROTO_IPV6, IPV6_RECVPKTINFO, (const void *)&on, (int)sizeof(int)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_RECVPKTINFO on socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_RECVPKTINFO on socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp6) = -1;
|
|
} else {
|
|
#else
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp6), IPPROTO_IPV6, IPV6_PKTINFO, (const void *)&on, (int)sizeof(int)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_PKTINFO on socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_PKTINFO on socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp6) = -1;
|
|
} else {
|
|
#endif
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp6), IPPROTO_IPV6, IPV6_V6ONLY, (const void *)&on, (socklen_t)sizeof(on)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_V6ONLY on socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set IPV6_V6ONLY on socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
#endif
|
|
}
|
|
if (setsockopt(SCTP_BASE_VAR(userspace_udpsctp6), SOL_SOCKET, SO_RCVTIMEO, (const void *)&timeout, sizeof(timeout)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't set timeout on socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp6) = -1;
|
|
} else {
|
|
memset((void *)&addr_ipv6, 0, sizeof(struct sockaddr_in6));
|
|
#ifdef HAVE_SIN6_LEN
|
|
addr_ipv6.sin6_len = sizeof(struct sockaddr_in6);
|
|
#endif
|
|
addr_ipv6.sin6_family = AF_INET6;
|
|
addr_ipv6.sin6_port = htons(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port));
|
|
addr_ipv6.sin6_addr = in6addr_any;
|
|
if (bind(SCTP_BASE_VAR(userspace_udpsctp6), (const struct sockaddr *)&addr_ipv6, sizeof(struct sockaddr_in6)) < 0) {
|
|
#if defined(__Userspace_os_Windows)
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/UDP/IPv6 (errno = %d).\n", WSAGetLastError());
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't bind socket for SCTP/UDP/IPv6 (errno = %d).\n", errno);
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp6) = -1;
|
|
} else {
|
|
setReceiveBufferSize(SCTP_BASE_VAR(userspace_udpsctp6), SB_RAW); /* 128K */
|
|
setSendBufferSize(SCTP_BASE_VAR(userspace_udpsctp6), SB_RAW); /* 128K Is this setting net.inet.raw.maxdgram value? Should it be set to 64K? */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
|
|
#if defined(INET) || defined(INET6)
|
|
if (SCTP_BASE_VAR(userspace_route) != -1) {
|
|
int rc;
|
|
|
|
if ((rc = sctp_userspace_thread_create(&SCTP_BASE_VAR(recvthreadroute), &recv_function_route))) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't start routing thread (%d).\n", rc);
|
|
close(SCTP_BASE_VAR(userspace_route));
|
|
SCTP_BASE_VAR(userspace_route) = -1;
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|
|
#if defined(INET)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp) != -1) {
|
|
int rc;
|
|
|
|
if ((rc = sctp_userspace_thread_create(&SCTP_BASE_VAR(recvthreadraw), &recv_function_raw))) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't start SCTP/IPv4 recv thread (%d).\n", rc);
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp) = -1;
|
|
}
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp) != -1) {
|
|
int rc;
|
|
|
|
if ((rc = sctp_userspace_thread_create(&SCTP_BASE_VAR(recvthreadudp), &recv_function_udp))) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't start SCTP/UDP/IPv4 recv thread (%d).\n", rc);
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp) = -1;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(INET6)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp6) != -1) {
|
|
int rc;
|
|
|
|
if ((rc = sctp_userspace_thread_create(&SCTP_BASE_VAR(recvthreadraw6), &recv_function_raw6))) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't start SCTP/IPv6 recv thread (%d).\n", rc);
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_rawsctp6) = -1;
|
|
}
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp6) != -1) {
|
|
int rc;
|
|
|
|
if ((rc = sctp_userspace_thread_create(&SCTP_BASE_VAR(recvthreadudp6), &recv_function_udp6))) {
|
|
SCTPDBG(SCTP_DEBUG_USR, "Can't start SCTP/UDP/IPv6 recv thread (%d).\n", rc);
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
SCTP_BASE_VAR(userspace_udpsctp6) = -1;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
recv_thread_destroy(void)
|
|
{
|
|
#if defined(__Userspace_os_Darwin) || defined(__Userspace_os_DragonFly) || defined(__Userspace_os_FreeBSD)
|
|
#if defined(INET) || defined(INET6)
|
|
if (SCTP_BASE_VAR(userspace_route) != -1) {
|
|
close(SCTP_BASE_VAR(userspace_route));
|
|
}
|
|
#endif
|
|
#endif
|
|
#if defined(INET)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp) != -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_rawsctp));
|
|
#endif
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp) != -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_udpsctp));
|
|
#endif
|
|
}
|
|
#endif
|
|
#if defined(INET6)
|
|
if (SCTP_BASE_VAR(userspace_rawsctp6) != -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_rawsctp6));
|
|
#endif
|
|
}
|
|
if (SCTP_BASE_VAR(userspace_udpsctp6) != -1) {
|
|
#if defined(__Userspace_os_Windows)
|
|
closesocket(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#else
|
|
close(SCTP_BASE_VAR(userspace_udpsctp6));
|
|
#endif
|
|
}
|
|
#endif
|
|
}
|
|
#else
|
|
int foo;
|
|
#endif
|