1994-09-30 22:16:09 +01:00
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/* From net/if.h */
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#define IFF_MULTICAST 0x800 /* supports multicast */
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/* From netinet/in.h */
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#define INADDR_ALLHOSTS_GROUP (u_long)0xe0000001 /* 224.0.0.1 */
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#define IP_MULTICAST_IF 0x10 /* set/get IP multicast interface */
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#define IP_ADD_MEMBERSHIP 0x13 /* add an IP group membership */
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#define IP_MULTICAST_TTL 0x11 /* set/get IP multicast timetolive */
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/*
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* Argument structure for IP_ADD_MEMBERSHIP and IP_DROP_MEMBERSHIP.
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*/
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struct ip_mreq {
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struct in_addr imr_multiaddr; /* IP multicast address of group */
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struct in_addr imr_interface; /* local IP address of interface */
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};
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1995-05-30 08:12:45 +02:00
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