--- /dev/null
+/*
+ * Check decoding of sockaddr structures
+ *
+ * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "tests.h"
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <linux/if_arp.h>
+#include <linux/if_ether.h>
+#include <linux/if_packet.h>
+#include <linux/ipx.h>
+#include <linux/netlink.h>
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
+# include <bluetooth/bluetooth.h>
+# include <bluetooth/hci.h>
+# include <bluetooth/l2cap.h>
+# include <bluetooth/rfcomm.h>
+# include <bluetooth/sco.h>
+#endif
+
+#ifdef HAVE_IF_INDEXTONAME
+/* <linux/if.h> used to conflict with <net/if.h> */
+extern unsigned int if_nametoindex(const char *);
+#endif
+
+static void
+check_un(void)
+{
+ struct sockaddr_un *un = tail_alloc(sizeof(*un));
+ un->sun_family = AF_UNIX;
+ memset(un->sun_path, '0', sizeof(un->sun_path));
+ unsigned int len = sizeof(*un);
+ int ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path), 0, len, ret);
+
+ un->sun_path[1] = 0;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=\"%u\"}, %u)"
+ " = %d EBADF (%m)\n", 0, len, ret);
+
+ un->sun_path[0] = 0;
+ un->sun_path[2] = 1;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=@\"\\0\\001%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path) - 3, 0, len, ret);
+
+ un = ((void *) un) - 2;
+ un->sun_family = AF_UNIX;
+ memset(un->sun_path, '0', sizeof(un->sun_path));
+ len = sizeof(*un) + 2;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path), 0, len, ret);
+
+ un->sun_path[0] = 0;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=@\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path) - 1, 0, len, ret);
+
+ un = ((void *) un) + 4;
+ un->sun_family = AF_UNIX;
+ len = sizeof(*un) - 2;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path) - 2, 0, len, ret);
+
+ un->sun_path[0] = 0;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=@\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path) - 3, 0, len, ret);
+
+ len = sizeof(*un);
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, %p, %u) = %d EBADF (%m)\n", un, len, ret);
+
+ un = tail_alloc(sizeof(struct sockaddr_storage));
+ un->sun_family = AF_UNIX;
+ memset(un->sun_path, '0', sizeof(un->sun_path));
+ len = sizeof(struct sockaddr_storage) + 1;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path), 0, len, ret);
+
+ un->sun_path[0] = 0;
+ ret = connect(-1, (void *) un, len);
+ printf("connect(-1, {sa_family=AF_UNIX, sun_path=@\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n",
+ (int) sizeof(un->sun_path) - 1, 0, len, ret);
+}
+
+static void
+check_in(void)
+{
+ const unsigned short h_port = 12345;
+ static const char h_addr[] = "12.34.56.78";
+
+ struct sockaddr_in *in = tail_alloc(sizeof(*in));
+ in->sin_family = AF_INET;
+ in->sin_port = htons(h_port);
+ in->sin_addr.s_addr = inet_addr(h_addr);
+ unsigned int len = sizeof(*in);
+ int ret = connect(-1, (void *) in, len);
+ printf("connect(-1, {sa_family=AF_INET, sin_port=htons(%hu)"
+ ", sin_addr=inet_addr(\"%s\")}, %u) = %d EBADF (%m)\n",
+ h_port, h_addr, len, ret);
+
+ in = ((void *) in) - 4;
+ in->sin_family = AF_INET;
+ in->sin_port = htons(h_port);
+ in->sin_addr.s_addr = inet_addr(h_addr);
+ len = sizeof(*in) + 4;
+ ret = connect(-1, (void *) in, len);
+ printf("connect(-1, {sa_family=AF_INET, sin_port=htons(%hu)"
+ ", sin_addr=inet_addr(\"%s\")}, %u) = %d EBADF (%m)\n",
+ h_port, h_addr, len, ret);
+
+ in = ((void *) in) + 8;
+ in->sin_family = AF_INET;
+ in->sin_port = 0;
+ in->sin_addr.s_addr = 0;
+ len = sizeof(*in) - 4;
+ ret = connect(-1, (void *) in, len);
+ printf("connect(-1, {sa_family=AF_INET, sa_data=\"%s\"}, %u)"
+ " = %d EBADF (%m)\n",
+ "\\0\\0\\0\\0\\0\\0\\377\\377\\377\\377",
+ len, ret);
+
+ len = sizeof(*in);
+ ret = connect(-1, (void *) in, len);
+ printf("connect(-1, %p, %u) = %d EBADF (%m)\n", in, len, ret);
+}
+
+static void
+check_in6_linklocal(struct sockaddr_in6 *const in6, const char *const h_addr)
+{
+ inet_pton(AF_INET6, h_addr, &in6->sin6_addr);
+
+ in6->sin6_scope_id = 0xfacefeed;
+ unsigned int len = sizeof(*in6);
+ int ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6, sin6_port=htons(%hu)"
+ ", inet_pton(AF_INET6, \"%s\", &sin6_addr)"
+ ", sin6_flowinfo=htonl(%u)"
+ ", sin6_scope_id=%u}, %u)"
+ " = %d EBADF (%m)\n",
+ ntohs(in6->sin6_port), h_addr,
+ ntohl(in6->sin6_flowinfo), in6->sin6_scope_id, len, ret);
+
+#ifdef HAVE_IF_INDEXTONAME
+ in6->sin6_scope_id = if_nametoindex("lo");
+ if (in6->sin6_scope_id) {
+ ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6, sin6_port=htons(%hu)"
+ ", inet_pton(AF_INET6, \"%s\", &sin6_addr)"
+ ", sin6_flowinfo=htonl(%u)"
+ ", sin6_scope_id=if_nametoindex(\"lo\")}, %u)"
+ " = %d EBADF (%m)\n",
+ ntohs(in6->sin6_port), h_addr,
+ ntohl(in6->sin6_flowinfo), len, ret);
+ }
+#endif
+}
+
+static void
+check_in6(void)
+{
+ const unsigned short h_port = 12345;
+ const unsigned int h_flowinfo = 1234567890;
+ static const char h_addr[] = "12:34:56:78:90:ab:cd:ef";
+
+ struct sockaddr_in6 *in6 = tail_alloc(sizeof(*in6));
+ in6->sin6_family = AF_INET6;
+ in6->sin6_port = htons(h_port);
+ in6->sin6_flowinfo = htonl(h_flowinfo);
+ inet_pton(AF_INET6, h_addr, &in6->sin6_addr);
+ in6->sin6_scope_id = 0xfacefeed;
+ unsigned int len = sizeof(*in6);
+ int ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6, sin6_port=htons(%hu)"
+ ", inet_pton(AF_INET6, \"%s\", &sin6_addr)"
+ ", sin6_flowinfo=htonl(%u), sin6_scope_id=%u}, %u)"
+ " = %d EBADF (%m)\n",
+ h_port, h_addr, h_flowinfo, in6->sin6_scope_id, len, ret);
+
+ check_in6_linklocal(in6, "fe80::");
+ check_in6_linklocal(in6, "ff42::");
+
+ in6 = ((void *) in6) - 4;
+ in6->sin6_family = AF_INET6;
+ in6->sin6_port = htons(h_port);
+ in6->sin6_flowinfo = htonl(h_flowinfo);
+ inet_pton(AF_INET6, h_addr, &in6->sin6_addr);
+ in6->sin6_scope_id = 0xfacefeed;
+ len = sizeof(*in6) + 4;
+ ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6, sin6_port=htons(%hu)"
+ ", inet_pton(AF_INET6, \"%s\", &sin6_addr)"
+ ", sin6_flowinfo=htonl(%u), sin6_scope_id=%u}, %u)"
+ " = %d EBADF (%m)\n",
+ h_port, h_addr, h_flowinfo, in6->sin6_scope_id, len, ret);
+
+ in6 = ((void *) in6) + 4 + sizeof(in6->sin6_scope_id);
+ in6->sin6_family = AF_INET6;
+ in6->sin6_port = htons(h_port);
+ in6->sin6_flowinfo = htonl(h_flowinfo);
+ inet_pton(AF_INET6, h_addr, &in6->sin6_addr);
+ len = sizeof(*in6) - sizeof(in6->sin6_scope_id);
+ ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6, sin6_port=htons(%hu)"
+ ", inet_pton(AF_INET6, \"%s\", &sin6_addr)"
+ ", sin6_flowinfo=htonl(%u)}, %u)"
+ " = %d EBADF (%m)\n",
+ h_port, h_addr, h_flowinfo, len, ret);
+
+ in6 = ((void *) in6) + 4;
+ in6->sin6_family = AF_INET6;
+ in6->sin6_port = 0;
+ in6->sin6_flowinfo = 0;
+ memset(&in6->sin6_addr, '0', sizeof(in6->sin6_addr) - 4);
+ len = sizeof(*in6) - sizeof(in6->sin6_scope_id) - 4;
+ ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, {sa_family=AF_INET6"
+ ", sa_data=\"\\0\\0\\0\\0\\0\\000%.*u\"}, %u)"
+ " = %d EBADF (%m)\n",
+ (int) (len - offsetof(struct sockaddr_in6, sin6_addr)), 0,
+ len, ret);
+
+ len = sizeof(*in6) - sizeof(in6->sin6_scope_id);
+ ret = connect(-1, (void *) in6, len);
+ printf("connect(-1, %p, %u) = %d EBADF (%m)\n", in6, len, ret);
+}
+
+static void
+check_ipx(void)
+{
+ const unsigned short h_port = 12345;
+ const unsigned int h_network = 0xfacefeed;
+ struct sockaddr_ipx c_ipx = {
+ .sipx_family = AF_IPX,
+ .sipx_port = htons(h_port),
+ .sipx_network = htonl(h_network),
+ .sipx_node = "ABCDEF",
+ .sipx_type = -1
+ };
+ void *ipx = tail_memdup(&c_ipx, sizeof(c_ipx));
+ unsigned int len = sizeof(c_ipx);
+ int ret = connect(-1, ipx, len);
+ printf("connect(-1, {sa_family=AF_IPX, sipx_port=htons(%u)"
+ ", sipx_network=htonl(%#x)"
+ ", sipx_node=[%#02x, %#02x, %#02x, %#02x, %#02x, %#02x]"
+ ", sipx_type=%#02x}, %u) = %d EBADF (%m)\n",
+ h_port, h_network,
+ c_ipx.sipx_node[0], c_ipx.sipx_node[1],
+ c_ipx.sipx_node[2], c_ipx.sipx_node[3],
+ c_ipx.sipx_node[4], c_ipx.sipx_node[5],
+ c_ipx.sipx_type, len, ret);
+}
+
+static void
+check_nl(void)
+{
+ struct sockaddr_nl *nl = tail_alloc(sizeof(*nl));
+ nl->nl_family = AF_NETLINK;
+ nl->nl_pid = 1234567890;
+ nl->nl_groups = 0xfacefeed;
+ unsigned int len = sizeof(*nl);
+ int ret = connect(-1, (void *) nl, len);
+ printf("connect(-1, {sa_family=AF_NETLINK, nl_pid=%d"
+ ", nl_groups=%#08x}, %u) = %d EBADF (%m)\n",
+ nl->nl_pid, nl->nl_groups, len, ret);
+
+ nl = ((void *) nl) - 4;
+ nl->nl_family = AF_NETLINK;
+ nl->nl_pid = 1234567890;
+ nl->nl_groups = 0xfacefeed;
+ len = sizeof(*nl) + 4;
+ ret = connect(-1, (void *) nl, len);
+ printf("connect(-1, {sa_family=AF_NETLINK, nl_pid=%d"
+ ", nl_groups=%#08x}, %u) = %d EBADF (%m)\n",
+ nl->nl_pid, nl->nl_groups, len, ret);
+}
+
+static void
+check_ll(void)
+{
+ struct sockaddr_ll c_ll = {
+ .sll_family = AF_PACKET,
+ .sll_protocol = htons(ETH_P_ALL),
+ .sll_ifindex = 0xfacefeed,
+ .sll_hatype = ARPHRD_ETHER,
+ .sll_pkttype = PACKET_HOST,
+ .sll_halen = sizeof(c_ll.sll_addr),
+ .sll_addr = "abcdefgh"
+ };
+ void *ll = tail_memdup(&c_ll, sizeof(c_ll));
+ unsigned int len = sizeof(c_ll);
+ int ret = connect(-1, ll, len);
+ printf("connect(-1, {sa_family=AF_PACKET"
+ ", sll_protocol=htons(ETH_P_ALL)"
+ ", sll_ifindex=%u, sll_hatype=ARPHRD_ETHER"
+ ", sll_pkttype=PACKET_HOST, sll_halen=%u, sll_addr="
+ "[%#02x, %#02x, %#02x, %#02x, %#02x, %#02x, %#02x, %#02x]"
+ "}, %u) = %d EBADF (%m)\n",
+ c_ll.sll_ifindex, c_ll.sll_halen,
+ c_ll.sll_addr[0], c_ll.sll_addr[1],
+ c_ll.sll_addr[2], c_ll.sll_addr[3],
+ c_ll.sll_addr[4], c_ll.sll_addr[5],
+ c_ll.sll_addr[6], c_ll.sll_addr[7],
+ len, ret);
+
+ ((struct sockaddr_ll *) ll)->sll_halen++;
+ ret = connect(-1, ll, len);
+ printf("connect(-1, {sa_family=AF_PACKET"
+ ", sll_protocol=htons(ETH_P_ALL)"
+ ", sll_ifindex=%u, sll_hatype=ARPHRD_ETHER"
+ ", sll_pkttype=PACKET_HOST, sll_halen=%u, sll_addr="
+ "[%#02x, %#02x, %#02x, %#02x, %#02x, %#02x, %#02x, %#02x, ...]"
+ "}, %u) = %d EBADF (%m)\n",
+ c_ll.sll_ifindex, c_ll.sll_halen + 1,
+ c_ll.sll_addr[0], c_ll.sll_addr[1],
+ c_ll.sll_addr[2], c_ll.sll_addr[3],
+ c_ll.sll_addr[4], c_ll.sll_addr[5],
+ c_ll.sll_addr[6], c_ll.sll_addr[7],
+ len, ret);
+
+ ((struct sockaddr_ll *) ll)->sll_halen = 0;
+ ret = connect(-1, ll, len);
+ printf("connect(-1, {sa_family=AF_PACKET"
+ ", sll_protocol=htons(ETH_P_ALL)"
+ ", sll_ifindex=%u, sll_hatype=ARPHRD_ETHER"
+ ", sll_pkttype=PACKET_HOST, sll_halen=0}, %u)"
+ " = %d EBADF (%m)\n", c_ll.sll_ifindex, len, ret);
+
+#ifdef HAVE_IF_INDEXTONAME
+ const int id = if_nametoindex("lo");
+ if (id) {
+ ((struct sockaddr_ll *) ll)->sll_ifindex = id;
+ ret = connect(-1, ll, len);
+ printf("connect(-1, {sa_family=AF_PACKET"
+ ", sll_protocol=htons(ETH_P_ALL)"
+ ", sll_ifindex=if_nametoindex(\"lo\")"
+ ", sll_hatype=ARPHRD_ETHER"
+ ", sll_pkttype=PACKET_HOST, sll_halen=0}, %u)"
+ " = %d EBADF (%m)\n", len, ret);
+ }
+#endif
+}
+
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
+static void
+check_hci(void)
+{
+ const unsigned short h_port = 12345;
+ struct sockaddr_hci *hci = tail_alloc(sizeof(*hci));
+ hci->hci_family = AF_BLUETOOTH;
+ hci->hci_dev = htobs(h_port);
+ hci->hci_channel = HCI_CHANNEL_RAW;
+ unsigned int len = sizeof(*hci);
+ int ret = connect(-1, (void *) hci, len);
+ printf("connect(-1, {sa_family=AF_BLUETOOTH, hci_dev=htobs(%hu)"
+ ", hci_channel=HCI_CHANNEL_RAW}, %u) = %d EBADF (%m)\n",
+ h_port, len, ret);
+}
+
+static void
+check_sco(void)
+{
+ const struct sockaddr_sco c_sco = {
+ .sco_family = AF_BLUETOOTH,
+ .sco_bdaddr.b = "abcdef"
+ };
+ void *sco = tail_memdup(&c_sco, sizeof(c_sco));
+ unsigned int len = sizeof(c_sco);
+ int ret = connect(-1, sco, len);
+ printf("connect(-1, {sa_family=AF_BLUETOOTH"
+ ", sco_bdaddr=%02x:%02x:%02x:%02x:%02x:%02x"
+ "}, %u) = %d EBADF (%m)\n",
+ c_sco.sco_bdaddr.b[0], c_sco.sco_bdaddr.b[1],
+ c_sco.sco_bdaddr.b[2], c_sco.sco_bdaddr.b[3],
+ c_sco.sco_bdaddr.b[4], c_sco.sco_bdaddr.b[5],
+ len, ret);
+}
+
+static void
+check_rc(void)
+{
+ const struct sockaddr_rc c_rc = {
+ .rc_family = AF_BLUETOOTH,
+ .rc_bdaddr.b = "abcdef",
+ .rc_channel = 42
+ };
+ void *rc = tail_memdup(&c_rc, sizeof(c_rc));
+ unsigned int len = sizeof(c_rc);
+ int ret = connect(-1, rc, len);
+ printf("connect(-1, {sa_family=AF_BLUETOOTH"
+ ", rc_bdaddr=%02x:%02x:%02x:%02x:%02x:%02x"
+ ", rc_channel=%u}, %u) = %d EBADF (%m)\n",
+ c_rc.rc_bdaddr.b[0], c_rc.rc_bdaddr.b[1],
+ c_rc.rc_bdaddr.b[2], c_rc.rc_bdaddr.b[3],
+ c_rc.rc_bdaddr.b[4], c_rc.rc_bdaddr.b[5],
+ c_rc.rc_channel, len, ret);
+}
+
+static void
+check_l2(void)
+{
+ const unsigned short h_psm = 12345;
+ const unsigned short h_cid = 13579;
+ const struct sockaddr_l2 c_l2 = {
+ .l2_family = AF_BLUETOOTH,
+ .l2_psm = htobs(h_psm),
+ .l2_bdaddr.b = "abcdef",
+ .l2_cid = htobs(h_cid),
+ .l2_bdaddr_type = 42
+ };
+ void *l2 = tail_memdup(&c_l2, sizeof(c_l2));
+ unsigned int len = sizeof(c_l2);
+ int ret = connect(-1, l2, len);
+ printf("connect(-1, {sa_family=AF_BLUETOOTH"
+ ", l2_psm=htobs(%hu)"
+ ", l2_bdaddr=%02x:%02x:%02x:%02x:%02x:%02x"
+ ", l2_cid=htobs(%hu), l2_bdaddr_type=%u}"
+ ", %u) = %d EBADF (%m)\n", h_psm,
+ c_l2.l2_bdaddr.b[0], c_l2.l2_bdaddr.b[1],
+ c_l2.l2_bdaddr.b[2], c_l2.l2_bdaddr.b[3],
+ c_l2.l2_bdaddr.b[4], c_l2.l2_bdaddr.b[5],
+ h_cid, c_l2.l2_bdaddr_type, len, ret);
+}
+#endif
+
+static void
+check_raw(void)
+{
+ union {
+ struct sockaddr *sa;
+ struct sockaddr_storage *st;
+ } u = { .st = tail_alloc(sizeof(*u.st)) };
+ memset(u.st, '0', sizeof(*u.st));
+ u.sa->sa_family = 0xff;
+ unsigned int len = sizeof(*u.st) + 8;
+ int ret = connect(-1, (void *) u.st, len);
+ printf("connect(-1, {sa_family=%#x /* AF_??? */, sa_data=\"%.*u\"}"
+ ", %u) = %d EBADF (%m)\n", u.sa->sa_family,
+ (int) (sizeof(*u.st) - sizeof(u.sa->sa_family)), 0, len, ret);
+
+ u.sa->sa_family = 0;
+ len = sizeof(u.sa->sa_family) + 1;
+ ret = connect(-1, (void *) u.st, len);
+ printf("connect(-1, {sa_family=AF_UNSPEC, sa_data=\"0\"}, %u)"
+ " = %d EBADF (%m)\n", len, ret);
+
+ u.sa->sa_family = AF_BLUETOOTH;
+ ++len;
+ ret = connect(-1, (void *) u.st, len);
+ printf("connect(-1, {sa_family=AF_BLUETOOTH, sa_data=\"00\"}, %u)"
+ " = %d EBADF (%m)\n", len, ret);
+}
+
+int
+main(void)
+{
+ check_un();
+ check_in();
+ check_in6();
+ check_ipx();
+ check_nl();
+ check_ll();
+#ifdef HAVE_BLUETOOTH_BLUETOOTH_H
+ check_hci();
+ check_sco();
+ check_rc();
+ check_l2();
+#endif
+ check_raw();
+
+ puts("+++ exited with 0 +++");
+ return 0;
+}
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