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head/sys/netinet/in.h
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/* | /* | ||||
* Defaults and limits for options | * Defaults and limits for options | ||||
*/ | */ | ||||
#define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */ | #define IP_DEFAULT_MULTICAST_TTL 1 /* normally limit m'casts to 1 hop */ | ||||
#define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ | #define IP_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ | ||||
/* | /* | ||||
* The imo_membership vector for each socket is now dynamically allocated at | * Limit for IPv4 multicast memberships | ||||
* run-time, bounded by USHRT_MAX, and is reallocated when needed, sized | |||||
* according to a power-of-two increment. | |||||
*/ | */ | ||||
#define IP_MIN_MEMBERSHIPS 31 | |||||
#define IP_MAX_MEMBERSHIPS 4095 | #define IP_MAX_MEMBERSHIPS 4095 | ||||
#define IP_MAX_SOURCE_FILTER 1024 /* XXX to be unused */ | |||||
/* | /* | ||||
* Default resource limits for IPv4 multicast source filtering. | * Default resource limits for IPv4 multicast source filtering. | ||||
* These may be modified by sysctl. | * These may be modified by sysctl. | ||||
*/ | */ | ||||
#define IP_MAX_GROUP_SRC_FILTER 512 /* sources per group */ | #define IP_MAX_GROUP_SRC_FILTER 512 /* sources per group */ | ||||
#define IP_MAX_SOCK_SRC_FILTER 128 /* sources per socket/group */ | #define IP_MAX_SOCK_SRC_FILTER 128 /* sources per socket/group */ | ||||
#define IP_MAX_SOCK_MUTE_FILTER 128 /* XXX no longer used */ | #define IP_MAX_SOCK_MUTE_FILTER 128 /* XXX no longer used */ | ||||
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