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git.proxmox.com Git - mirror_frr.git/blob - pimd/test_igmpv3_join.c
3 * Copyright (C) 2008 Everton da Silva Marques
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; see the file COPYING; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27 #include <sys/types.h>
28 #include <sys/socket.h>
30 #include <arpa/inet.h>
33 #include "pim_igmp_join.h"
35 const char *prog_name
= 0;
37 static int iface_solve_index(const char *ifname
)
39 struct if_nameindex
*ini
;
40 ifindex_t ifindex
= -1;
50 "%s: interface=%s: failure solving index: errno=%d: %s\n",
51 prog_name
, ifname
, err
, strerror(err
));
56 for (i
= 0; ini
[i
].if_index
; ++i
) {
59 "%s: interface=%s matching against local ifname=%s ifindex=%d\n",
60 prog_name
, ifname
, ini
[i
].if_name
, ini
[i
].if_index
);
62 if (!strcmp(ini
[i
].if_name
, ifname
)) {
63 ifindex
= ini
[i
].if_index
;
68 if_freenameindex(ini
);
73 int main(int argc
, const char *argv
[])
75 struct in_addr group_addr
;
76 struct in_addr source_addr
;
86 fd
= socket(AF_INET
, SOCK_DGRAM
, IPPROTO_UDP
);
89 "%s: could not create socket: socket(): errno=%d: %s\n",
90 prog_name
, errno
, strerror(errno
));
96 "usage: %s interface group source\n"
97 "example: %s eth0 232.1.1.1 1.1.1.1\n",
98 prog_name
, prog_name
);
106 ifindex
= iface_solve_index(ifname
);
108 fprintf(stderr
, "%s: could not find interface: %s\n", prog_name
,
113 result
= inet_pton(AF_INET
, group
, &group_addr
);
115 fprintf(stderr
, "%s: bad group address: %s\n", prog_name
,
120 result
= inet_pton(AF_INET
, source
, &source_addr
);
122 fprintf(stderr
, "%s: bad source address: %s\n", prog_name
,
127 result
= pim_igmp_join_source(fd
, ifindex
, group_addr
, source_addr
);
130 "%s: setsockopt(fd=%d) failure for IGMP group %s source %s ifindex %d on interface %s: errno=%d: %s\n",
131 prog_name
, fd
, group
, source
, ifindex
, ifname
, errno
,
136 printf("%s: joined channel (S,G)=(%s,%s) on interface %s\n", prog_name
,
137 source
, group
, ifname
);
139 printf("%s: waiting...\n", prog_name
);
141 if (getchar() == EOF
)
142 fprintf(stderr
, "getchar failure\n");
146 printf("%s: left channel (S,G)=(%s,%s) on interface %s\n", prog_name
,
147 source
, group
, ifname
);