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| author | brian <brian@FreeBSD.org> | 1999-06-23 16:48:24 +0000 |
|---|---|---|
| committer | brian <brian@FreeBSD.org> | 1999-06-23 16:48:24 +0000 |
| commit | f32906f4850984e002004d359ebc9dbf5d9d68c3 (patch) | |
| tree | afdaf207c3a90a551246c2814f7618cac59b36c5 /usr.sbin/ppp/filter.c | |
| parent | 5924813a9fe9b7766494b9b8baab4cb1e8e0c667 (diff) | |
| download | FreeBSD-src-f32906f4850984e002004d359ebc9dbf5d9d68c3.zip FreeBSD-src-f32906f4850984e002004d359ebc9dbf5d9d68c3.tar.gz | |
Support `igmp' filters.
Mostly submitted by: Timo Geusch <freebsd@sleepycat.ukpeople.net>
Diffstat (limited to 'usr.sbin/ppp/filter.c')
| -rw-r--r-- | usr.sbin/ppp/filter.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/usr.sbin/ppp/filter.c b/usr.sbin/ppp/filter.c index 3d3a3f70d..024cd91 100644 --- a/usr.sbin/ppp/filter.c +++ b/usr.sbin/ppp/filter.c @@ -17,7 +17,7 @@ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. * - * $Id: filter.c,v 1.28 1999/05/08 11:06:33 brian Exp $ + * $Id: filter.c,v 1.29 1999/05/31 23:57:36 brian Exp $ * * TODO: Shoud send ICMP error message when we discard packets. */ @@ -261,6 +261,18 @@ ParseUdpOrTcp(int argc, char const *const *argv, int proto, return 1; } +static int ParseIgmp(int argc, char const * const *argv, struct filterent *tgt) { + /* Filter currently is a catch-all. Requests are either permitted or + dropped. */ + if (argc != 0) { + log_Printf(LogWARN, "ParseIgmp: Too many parameters\n"); + return 0; + } else + tgt->opt.srcop = OP_NONE; + + return 1; +} + static unsigned addrtype(const char *addr) { @@ -396,6 +408,9 @@ Parse(struct ipcp *ipcp, int argc, char const *const *argv, case P_ICMP: val = ParseIcmp(argc, argv, &filterdata); break; + case P_IGMP: + val = ParseIgmp(argc, argv, &filterdata); + break; } log_Printf(LogDEBUG, "Parse: Src: %s\n", inet_ntoa(filterdata.src.ipaddr)); @@ -529,7 +544,7 @@ filter_Show(struct cmdargs const *arg) return 0; } -static const char *protoname[] = { "none", "tcp", "udp", "icmp" }; +static const char *protoname[] = { "none", "tcp", "udp", "icmp", "igmp" }; const char * filter_Proto2Nam(int proto) |
