Date: Wed, 4 Mar 2009 03:01:05 +0000 (UTC) From: Bruce M Simpson <bms@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r189346 - head/sys/netinet Message-ID: <200903040301.n24315RT029581@svn.freebsd.org>
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Author: bms Date: Wed Mar 4 03:01:05 2009 New Revision: 189346 URL: http://svn.freebsd.org/changeset/base/189346 Log: Add various defines/macros required by IGMPv3: * MCAST_UNDEFINED state. * in_allhosts() macro (group is 224.0.0.1). This uses a const endian comparison. * IP_MAX_GROUP_SRC_FILTER, IP_MAX_SOCK_SRC_FILTER default resource limits. Modified: head/sys/netinet/in.h Modified: head/sys/netinet/in.h ============================================================================== --- head/sys/netinet/in.h Wed Mar 4 02:55:04 2009 (r189345) +++ head/sys/netinet/in.h Wed Mar 4 03:01:05 2009 (r189346) @@ -501,7 +501,14 @@ __END_DECLS */ #define IP_MIN_MEMBERSHIPS 31 #define IP_MAX_MEMBERSHIPS 4095 -#define IP_MAX_SOURCE_FILTER 1024 /* # of filters per socket, per group */ +#define IP_MAX_SOURCE_FILTER 1024 /* XXX to be unused */ + +/* + * Default resource limits for IPv4 multicast source filtering. + * These may be modified by sysctl. + */ +#define IP_MAX_GROUP_SRC_FILTER 512 /* sources per group */ +#define IP_MAX_SOCK_SRC_FILTER 128 /* sources per socket/group */ /* * Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP. @@ -584,6 +591,7 @@ int getsourcefilter(int, uint32_t, struc /* * Filter modes; also used to represent per-socket filter mode internally. */ +#define MCAST_UNDEFINED 0 /* fmode: not yet defined */ #define MCAST_INCLUDE 1 /* fmode: include these source(s) */ #define MCAST_EXCLUDE 2 /* fmode: exclude these source(s) */ @@ -731,6 +739,7 @@ void in_ifdetach(struct ifnet *); #define in_hosteq(s, t) ((s).s_addr == (t).s_addr) #define in_nullhost(x) ((x).s_addr == INADDR_ANY) +#define in_allhosts(x) ((x).s_addr == htonl(INADDR_ALLHOSTS_GROUP)) #define satosin(sa) ((struct sockaddr_in *)(sa)) #define sintosa(sin) ((struct sockaddr *)(sin))
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