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include/netinet/in.h: Add IPv4 SOL_IP socket options for symmetry with IPv6 definitions added in a previous commit. None of the socket options have been implemented!

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This commit is contained in:
Gregory Nutt 2018-10-28 14:03:57 -06:00
parent de107c8b98
commit 40f56a8a2f
1 changed files with 75 additions and 14 deletions
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89
include/netinet/in.h
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@ -84,21 +84,51 @@
#define IPPROTO_MPLS 137 /* MPLS in IP (RFC 4023) */
#define IPPROTO_RAW 255 /* Raw IP packets */
/* SOL_IPV6 protocol-level socket options. Values for option_name argument
* of getsockopt() or setsockopt()
*/
/* SOL_IP protocol-level socket options. */
#define IPV6_JOIN_GROUP (__SO_PROTOCOL + 1) /* Join a multicast group */
#define IPV6_LEAVE_GROUP (__SO_PROTOCOL + 2) /* Quit a multicast group */
#define IPV6_MULTICAST_HOPS (__SO_PROTOCOL + 3) /* Multicast hop limit */
#define IPV6_MULTICAST_IF (__SO_PROTOCOL + 4) /* Interface to use for
* outgoing multicast packets */
#define IPV6_MULTICAST_LOOP (__SO_PROTOCOL + 5) /* Multicast packets are
* delivered back to the local
* application */
#define IPV6_UNICAST_HOPS (__SO_PROTOCOL + 6) /* Unicast hop limit */
#define IPV6_V6ONLY (__SO_PROTOCOL + 7) /* Restrict AF_INET6 socket
* to IPv6 communications only */
#define IP_MULTICAST_IF (__SO_PROTOCOL + 1) /* Set local device for a
* multicast socket */
#define IP_MULTICAST_TTL (__SO_PROTOCOL + 2) /* Set/read the time-to-
* live value of outgoing
* multicast packets */
#define IP_MULTICAST_LOOP (__SO_PROTOCOL + 3) /* Set/read boolean that
* etermines whether sent
* multicast packets should
* be looped back to local
* sockets. */
#define IP_ADD_MEMBERSHIP (__SO_PROTOCOL + 4) /* Join a multicast group */
#define IP_DROP_MEMBERSHIP (__SO_PROTOCOL + 5) /* Leave a multicast group */
#define IP_UNBLOCK_SOURCE (__SO_PROTOCOL + 6) /* Unblock previously
* blocked multicast source */
#define IP_BLOCK_SOURCE (__SO_PROTOCOL + 7) /* Stop receiving multicast
* data from source */
#define IP_ADD_SOURCE_MEMBERSHIP (__SO_PROTOCOL + 8) /* Join a multicast group;
* allow receive only from
* source */
#define IP_DROP_SOURCE_MEMBERSHIP (__SO_PROTOCOL + 9) /* Leave a source-specific
* group. Stop receiving
* data from a given
* multicast group the come
* from a given source */
#define IP_MSFILTER (__SO_PROTOCOL + 10) /* Access advanced, full-
* state filtering API */
#define IP_MULTICAST_ALL (__SO_PROTOCOL + 11) /* Modify the delivery policy
* of mutlicast messages bound
* in INADDR_ANY */
/* SOL_IPV6 protocol-level socket options. */
#define IPV6_JOIN_GROUP (__SO_PROTOCOL + 1) /* Join a multicast group */
#define IPV6_LEAVE_GROUP (__SO_PROTOCOL + 2) /* Quit a multicast group */
#define IPV6_MULTICAST_HOPS (__SO_PROTOCOL + 3) /* Multicast hop limit */
#define IPV6_MULTICAST_IF (__SO_PROTOCOL + 4) /* Interface to use for
* outgoing multicast packets */
#define IPV6_MULTICAST_LOOP (__SO_PROTOCOL + 5) /* Multicast packets are
* delivered back to the local
* application */
#define IPV6_UNICAST_HOPS (__SO_PROTOCOL + 6) /* Unicast hop limit */
#define IPV6_V6ONLY (__SO_PROTOCOL + 7) /* Restrict AF_INET6 socket
* to IPv6 communications only */
/* Values used with SIOCSIFMCFILTER and SIOCGIFMCFILTER ioctl's */
@ -184,6 +214,37 @@ struct sockaddr_in
struct in_addr sin_addr; /* Internet address */
};
/* Used with certain IPv4 socket options */
struct ip_mreq
{
struct in_addr ipmr_multiaddr; /* IPv4 multicast address of group */
struct in_addr ipmr_interface; /* Local IPv4 address of interface */
};
struct ip_mreqn
{
struct in_addr ipmr_multiaddr; /* IPv4 multicast address of group */
struct in_addr ipmr_interface; /* Local IPv4 address of interface */
unsigned int ipmr_interface; /* Local interface index */
};
struct ip_mreq_source
{
struct in_addr imr_multiaddr; /* IPv4 multicast group address */
struct in_addr imr_interface; /* IPv4 address of local interface */
struct in_addr imr_sourceaddr; /* IPv4 address of multicast source */
};
struct ip_msfilter
{
struct in_addr imsf_multiaddr; /* IPv4 multicast group address */
struct in_addr imsf_interface; /* IPv4 address of local interface */
uint32_t imsf_fmode; /* Filter-mode */
uint32_t imsf_numsrc; /* Number of sources in the following array */
struct in_addr imsf_slist[1]; /* Array of source addresses */
};
/* IPv6 Internet address */
struct in6_addr