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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-07-29 10:03:25 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-07-29 10:03:25 +0000
commit8ef6a221443e432a94fb287157eda6f6b95d060b (patch)
treec5a33ab1554b05645a7597fdc7c6a9efb596a9e5 /ext/socket/mkconstants.rb
parent18f03623a3f9fda3e8b6404ebe7464df2756835b (diff)
* ext/socket/mkconstants.rb: add documents for constants.
patch by Eric Hodel. [ruby-core:37853] [Bug #4989] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32735 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/socket/mkconstants.rb')
-rw-r--r--ext/socket/mkconstants.rb702
1 files changed, 354 insertions, 348 deletions
diff --git a/ext/socket/mkconstants.rb b/ext/socket/mkconstants.rb
index fdbf3d1..b772648 100644
--- a/ext/socket/mkconstants.rb
+++ b/ext/socket/mkconstants.rb
@@ -37,14 +37,20 @@ opt.parse!
h = {}
+COMMENTS = Hash.new { |h, name| h[name] = name }
+
DATA.each_line {|s|
- name, default_value = s.scan(/\S+/)
+ name, default_value, comment = s.chomp.split "\t"
next unless name && name[0] != ?#
+
+ default_value = nil if default_value == 'nil'
+
if h.has_key? name
warn "#{$.}: warning: duplicate name: #{name}"
next
end
h[name] = default_value
+ COMMENTS[name] = comment
}
DEFS = h.to_a
@@ -87,9 +93,9 @@ EOS
ERB.new(<<'EOS', nil, '%').def_method(Object, "gen_const_defs_in_guard(make_value, name, default_value)")
#if defined(<%=name%>)
- /* <%=name%>: */
+ /* <%= COMMENTS[name] %> */
rb_define_const(rb_cSocket, <%=c_str name%>, <%=make_value%>(<%=name%>));
- /* <%=name%>: */
+ /* <%= COMMENTS[name] %> */
rb_define_const(rb_mSockConst, <%=c_str name%>, <%=make_value%>(<%=name%>));
#endif
EOS
@@ -327,371 +333,371 @@ end
__END__
-SOCK_STREAM
-SOCK_DGRAM
-SOCK_RAW
-SOCK_RDM
-SOCK_SEQPACKET
-SOCK_PACKET
-
-AF_UNSPEC
-PF_UNSPEC
-AF_INET
-PF_INET
-AF_INET6
-PF_INET6
-AF_UNIX
-PF_UNIX
-AF_AX25
-PF_AX25
-AF_IPX
-PF_IPX
-AF_APPLETALK
-PF_APPLETALK
-AF_LOCAL
-PF_LOCAL
-AF_IMPLINK
-PF_IMPLINK
-AF_PUP
-PF_PUP
-AF_CHAOS
-PF_CHAOS
-AF_NS
-PF_NS
-AF_ISO
-PF_ISO
-AF_OSI
-PF_OSI
-AF_ECMA
-PF_ECMA
-AF_DATAKIT
-PF_DATAKIT
-AF_CCITT
-PF_CCITT
-AF_SNA
-PF_SNA
-AF_DEC
-PF_DEC
-AF_DLI
-PF_DLI
-AF_LAT
-PF_LAT
-AF_HYLINK
-PF_HYLINK
-AF_ROUTE
-PF_ROUTE
-AF_LINK
-PF_LINK
-AF_COIP
-PF_COIP
-AF_CNT
-PF_CNT
-AF_SIP
-PF_SIP
-AF_NDRV
-PF_NDRV
-AF_ISDN
-PF_ISDN
-AF_NATM
-PF_NATM
+SOCK_STREAM nil A stream socket provides a sequenced, reliable two-way connection for a byte stream.
+SOCK_DGRAM nil A datagram socket provides connectionless, unreliable messaging3
+SOCK_RAW nil A raw socket provides low-level access for direct access or implementing network protocols.
+SOCK_RDM nil A reliable datagram socket provides reliable delivery of messages3
+SOCK_SEQPACKET nil A sequential packet socket provides sequenced, reliable two-way connection for datagrams3
+SOCK_PACKET nil Device-level packet access
+
+AF_UNSPEC nil Unspecified protocol, any supported address family
+PF_UNSPEC nil Unspecified protocol, any supported address family
+AF_INET nil IPv4 protocol
+PF_INET nil IPv4 protocol
+AF_INET6 nil IPv6 protocol
+PF_INET6 nil IPv6 protocol
+AF_UNIX nil UNIX sockets
+PF_UNIX nil UNIX sockets
+AF_AX25 nil AX.25 protocol
+PF_AX25 nil AX.25 protocol
+AF_IPX nil IPX protocol
+PF_IPX nil IPX protocol
+AF_APPLETALK nil AppleTalk protocol
+PF_APPLETALK nil AppleTalk protocol
+AF_LOCAL nil Host-internal protocols
+PF_LOCAL nil Host-internal protocols
+AF_IMPLINK nil ARPANET IMP protocol
+PF_IMPLINK nil ARPANET IMP protocol
+AF_PUP nil PARC Universal Packet protocol
+PF_PUP nil PARC Universal Packet protocol
+AF_CHAOS nil MIT CHAOS protocols
+PF_CHAOS nil MIT CHAOS protocols
+AF_NS nil XEROX NS protocols
+PF_NS nil XEROX NS protocols
+AF_ISO nil ISO Open Systems Interconnection protocols
+PF_ISO nil ISO Open Systems Interconnection protocols
+AF_OSI nil ISO Open Systems Interconnection protocols
+PF_OSI nil ISO Open Systems Interconnection protocols
+AF_ECMA nil European Computer Manufacturers protocols
+PF_ECMA nil European Computer Manufacturers protocols
+AF_DATAKIT nil Datakit protocol
+PF_DATAKIT nil Datakit protocol
+AF_CCITT nil CCITT (now ITU-T) protocols
+PF_CCITT nil CCITT (now ITU-T) protocols
+AF_SNA nil IBM SNA protocol
+PF_SNA nil IBM SNA protocol
+AF_DEC nil DECnet protocol
+PF_DEC nil DECnet protocol
+AF_DLI nil DEC Direct Data Link Interface protocol
+PF_DLI nil DEC Direct Data Link Interface protocol
+AF_LAT nil Local Area Transport protocol
+PF_LAT nil Local Area Transport protocol
+AF_HYLINK nil NSC Hyperchannel protocol
+PF_HYLINK nil NSC Hyperchannel protocol
+AF_ROUTE nil Internal routing protocol
+PF_ROUTE nil Internal routing protocol
+AF_LINK nil Link layer interface
+PF_LINK nil Link layer interface
+AF_COIP nil Connection-oriented IP
+PF_COIP nil Connection-oriented IP
+AF_CNT nil Computer Network Technology
+PF_CNT nil Computer Network Technology
+AF_SIP nil Simple Internet Protocol
+PF_SIP nil Simple Internet Protocol
+AF_NDRV nil Network driver raw access
+PF_NDRV nil Network driver raw access
+AF_ISDN nil Integrated Services Digital Network
+PF_ISDN nil Integrated Services Digital Network
+AF_NATM nil Native ATM acces
+PF_NATM nil Native ATM acces
AF_SYSTEM
PF_SYSTEM
-AF_NETBIOS
-PF_NETBIOS
-AF_PPP
-PF_PPP
-AF_ATM
-PF_ATM
-AF_NETGRAPH
-PF_NETGRAPH
-AF_MAX
-PF_MAX
-AF_PACKET
-PF_PACKET
-
-AF_E164
-PF_XTP
+AF_NETBIOS nil NetBIOS
+PF_NETBIOS nil NetBIOS
+AF_PPP nil Point-to-Point Protocol
+PF_PPP nil Point-to-Point Protocol
+AF_ATM nil Asynchronous Transfer Mode
+PF_ATM nil Asynchronous Transfer Mode
+AF_NETGRAPH nil Netgraph sockets
+PF_NETGRAPH nil Netgraph sockets
+AF_MAX nil Maximum address family for this platform
+PF_MAX nil Maximum address family for this platform
+AF_PACKET nil Direct link-layer access
+PF_PACKET nil Direct link-layer access
+
+AF_E164 nil CCITT (ITU-T) E.164 recommendation
+PF_XTP nil eXpress Transfor Protocol
PF_RTIP
PF_PIP
PF_KEY
-MSG_OOB
-MSG_PEEK
-MSG_DONTROUTE
-MSG_EOR
-MSG_TRUNC
-MSG_CTRUNC
-MSG_WAITALL
-MSG_DONTWAIT
-MSG_EOF
-MSG_FLUSH
-MSG_HOLD
-MSG_SEND
-MSG_HAVEMORE
-MSG_RCVMORE
-MSG_COMPAT
-MSG_PROXY
+MSG_OOB nil Proces out-of-band data
+MSG_PEEK nil Peek at incoming message
+MSG_DONTROUTE nil Send without using the routing tables
+MSG_EOR nil Data completes record
+MSG_TRUNC nil Data discarded before delivery
+MSG_CTRUNC nil Control data lost before delivery
+MSG_WAITALL nil Wait for full request or error
+MSG_DONTWAIT nil This message should be non-blocking
+MSG_EOF nil Data completes connection
+MSG_FLUSH nil Start of a hold sequence. Dumps to so_temp
+MSG_HOLD nil Hold fragment in so_temp
+MSG_SEND nil Send the packet in so_temp
+MSG_HAVEMORE nil Data ready to be read
+MSG_RCVMORE nil Data remains in the current packet
+MSG_COMPAT nil End of record
+MSG_PROXY nil Wait for full request
MSG_FIN
MSG_SYN
-MSG_CONFIRM
+MSG_CONFIRM nil Confirm path validity
MSG_RST
-MSG_ERRQUEUE
-MSG_NOSIGNAL
-MSG_MORE
-
-SOL_SOCKET
-SOL_IP
-SOL_IPX
-SOL_AX25
-SOL_ATALK
-SOL_TCP
-SOL_UDP
-
-IPPROTO_IP 0
-IPPROTO_ICMP 1
-IPPROTO_IGMP
-IPPROTO_GGP
-IPPROTO_TCP 6
-IPPROTO_EGP
-IPPROTO_PUP
-IPPROTO_UDP 17
-IPPROTO_IDP
-IPPROTO_HELLO
-IPPROTO_ND
-IPPROTO_TP
-IPPROTO_XTP
-IPPROTO_EON
+MSG_ERRQUEUE nil Fetch message from error queue
+MSG_NOSIGNAL nil Do not generate SIGPIPE
+MSG_MORE nil Sender will send more
+
+SOL_SOCKET nil Socket-level options
+SOL_IP nil IP socket options
+SOL_IPX nil IPX socket options
+SOL_AX25 nil AX.25 socket options
+SOL_ATALK nil AppleTalk socket options
+SOL_TCP nil TCP socket options
+SOL_UDP nil UDP socket options
+
+IPPROTO_IP 0 Dummy protocol for IP
+IPPROTO_ICMP 1 Control message protocol
+IPPROTO_IGMP nil Group Management Protocol
+IPPROTO_GGP nil Gateway to Gateway Protocol
+IPPROTO_TCP 6 TCP
+IPPROTO_EGP nil Exterior Gateway Protocol
+IPPROTO_PUP nil PARC Universal Packet protocol
+IPPROTO_UDP 17 UDP
+IPPROTO_IDP nil XNS IDP
+IPPROTO_HELLO nil "hello" routing protocol
+IPPROTO_ND nil Sun net disk protocol
+IPPROTO_TP nil ISO transport protocol class 4
+IPPROTO_XTP nil Xpress Transport Protocol
+IPPROTO_EON nil ISO cnlp
IPPROTO_BIP
-IPPROTO_AH
-IPPROTO_DSTOPTS
-IPPROTO_ESP
-IPPROTO_FRAGMENT
-IPPROTO_HOPOPTS
-IPPROTO_ICMPV6
-IPPROTO_IPV6
-IPPROTO_NONE
-IPPROTO_ROUTING
-
-IPPROTO_RAW 255
-IPPROTO_MAX
+IPPROTO_AH nil IP6 auth header
+IPPROTO_DSTOPTS nil IP6 destination option
+IPPROTO_ESP nil IP6 Encapsulated Security Payload
+IPPROTO_FRAGMENT nil IP6 fragmentation header
+IPPROTO_HOPOPTS nil IP6 hop-by-hop options
+IPPROTO_ICMPV6 nil ICMP6
+IPPROTO_IPV6 nil IP6 header
+IPPROTO_NONE nil IP6 no next header
+IPPROTO_ROUTING nil IP6 routing header
+
+IPPROTO_RAW 255 Raw IP packet
+IPPROTO_MAX nil Maximum IPPROTO constant
# Some port configuration
-IPPORT_RESERVED 1024
-IPPORT_USERRESERVED 5000
+IPPORT_RESERVED 1024 Default minimum address for bind or connect
+IPPORT_USERRESERVED 5000 Default maximum address for bind or connect
# Some reserved IP v.4 addresses
-INADDR_ANY 0x00000000
-INADDR_BROADCAST 0xffffffff
-INADDR_LOOPBACK 0x7F000001
-INADDR_UNSPEC_GROUP 0xe0000000
-INADDR_ALLHOSTS_GROUP 0xe0000001
-INADDR_MAX_LOCAL_GROUP 0xe00000ff
-INADDR_NONE 0xffffffff
+INADDR_ANY 0x00000000 A socket bound to INADDR_ANY receives packets from all interfaces and sends from the default IP address
+INADDR_BROADCAST 0xffffffff The network broadcast address
+INADDR_LOOPBACK 0x7F000001 The loopback address
+INADDR_UNSPEC_GROUP 0xe0000000 The reserved multicast group
+INADDR_ALLHOSTS_GROUP 0xe0000001 Multicast group for all systems on this subset
+INADDR_MAX_LOCAL_GROUP 0xe00000ff The last local network multicast group
+INADDR_NONE 0xffffffff A bitmask for matching no valid IP address
# IP [gs]etsockopt options
-IP_OPTIONS
-IP_HDRINCL
-IP_TOS
-IP_TTL
-IP_RECVOPTS
-IP_RECVRETOPTS
-IP_RECVDSTADDR
-IP_RETOPTS
-IP_MINTTL
-IP_DONTFRAG
-IP_SENDSRCADDR
-IP_ONESBCAST
-IP_RECVTTL
-IP_RECVIF
-IP_RECVSLLA
-IP_PORTRANGE
-IP_MULTICAST_IF
-IP_MULTICAST_TTL
-IP_MULTICAST_LOOP
-IP_ADD_MEMBERSHIP
-IP_DROP_MEMBERSHIP
-IP_DEFAULT_MULTICAST_TTL
-IP_DEFAULT_MULTICAST_LOOP
-IP_MAX_MEMBERSHIPS
-IP_ROUTER_ALERT
-IP_PKTINFO
-IP_PKTOPTIONS
-IP_MTU_DISCOVER
-IP_RECVERR
-IP_RECVTOS
-IP_MTU
-IP_FREEBIND
-IP_IPSEC_POLICY
+IP_OPTIONS nil IP options to be included in packets
+IP_HDRINCL nil Header is included with data
+IP_TOS nil IP type-of-service
+IP_TTL nil IP time-to-live
+IP_RECVOPTS nil Receive all IP options with datagrapm
+IP_RECVRETOPTS nil Receive all IP options for response
+IP_RECVDSTADDR nil Receive IP destination address with datagram
+IP_RETOPTS nil IP options to be included in datagrams
+IP_MINTTL nil Minimum TTL allowed for received packets
+IP_DONTFRAG nil Don't fragment packets
+IP_SENDSRCADDR nil Source address for outgoing UDP datagrams
+IP_ONESBCAST nil Force outgoing broadcast datagrams to have the undirected broadcast address
+IP_RECVTTL nil Receive IP TTL with datagrams
+IP_RECVIF nil Receive interface information with datagrams
+IP_RECVSLLA nil Receive link-layer address with datagrams
+IP_PORTRANGE nil Set the port range for sockets with unspecified port numbers
+IP_MULTICAST_IF nil IP multicast interface
+IP_MULTICAST_TTL nil IP multicast TTL
+IP_MULTICAST_LOOP nil IP multicast loopback
+IP_ADD_MEMBERSHIP nil Add a multicast group membership
+IP_DROP_MEMBERSHIP nil Drop a multicast group membership
+IP_DEFAULT_MULTICAST_TTL nil Default multicast TTL
+IP_DEFAULT_MULTICAST_LOOP nil Default multicast loopback
+IP_MAX_MEMBERSHIPS nil Maximum number multicast groups a socket can join
+IP_ROUTER_ALERT nil Notify transit routers to more closely examine the contents of an IP packet
+IP_PKTINFO nil Receive packet information with datagrams
+IP_PKTOPTIONS nil Receive packet options with datagrams
+IP_MTU_DISCOVER nil Path MTU discovery
+IP_RECVERR nil Enable extended reliable error mesage passing
+IP_RECVTOS nil Receive TOS with incoming packets
+IP_MTU nil The Maximum Transmission Unit of the socket
+IP_FREEBIND nil Allow binding to nonexistent IP addresses
+IP_IPSEC_POLICY nil IPSec security policy
IP_XFRM_POLICY
-IP_PASSSEC
-IP_PMTUDISC_DONT
-IP_PMTUDISC_WANT
-IP_PMTUDISC_DO
-IP_UNBLOCK_SOURCE
-IP_BLOCK_SOURCE
-IP_ADD_SOURCE_MEMBERSHIP
-IP_DROP_SOURCE_MEMBERSHIP
-IP_MSFILTER
-
-MCAST_JOIN_GROUP
-MCAST_BLOCK_SOURCE
-MCAST_UNBLOCK_SOURCE
-MCAST_LEAVE_GROUP
-MCAST_JOIN_SOURCE_GROUP
-MCAST_LEAVE_SOURCE_GROUP
-MCAST_MSFILTER
-MCAST_EXCLUDE
-MCAST_INCLUDE
-
-SO_DEBUG
-SO_REUSEADDR
-SO_REUSEPORT
-SO_TYPE
-SO_ERROR
-SO_DONTROUTE
-SO_BROADCAST
-SO_SNDBUF
-SO_RCVBUF
-SO_KEEPALIVE
-SO_OOBINLINE
-SO_NO_CHECK
-SO_PRIORITY
-SO_LINGER
-SO_PASSCRED
-SO_PEERCRED
-SO_RCVLOWAT
-SO_SNDLOWAT
-SO_RCVTIMEO
-SO_SNDTIMEO
-SO_ACCEPTCONN
-SO_USELOOPBACK
-SO_ACCEPTFILTER
-SO_DONTTRUNC
-SO_WANTMORE
-SO_WANTOOBFLAG
-SO_NREAD
-SO_NKE
-SO_NOSIGPIPE
+IP_PASSSEC nil Retrieve security context with datagram
+IP_PMTUDISC_DONT nil Never send DF frames
+IP_PMTUDISC_WANT nil Use per-route hints
+IP_PMTUDISC_DO nil Always send DF frames
+IP_UNBLOCK_SOURCE nil Unblock IPv4 multicast packets with a give source address
+IP_BLOCK_SOURCE nil Block IPv4 multicast packets with a give source address
+IP_ADD_SOURCE_MEMBERSHIP nil Add a multicast group membership
+IP_DROP_SOURCE_MEMBERSHIP nil Drop a multicast group membership
+IP_MSFILTER nil Multicast source filtering
+
+MCAST_JOIN_GROUP nil Join a multicast group
+MCAST_BLOCK_SOURCE nil Block multicast packets from this source
+MCAST_UNBLOCK_SOURCE nil Unblock multicast packets from this source
+MCAST_LEAVE_GROUP nil Leave a multicast group
+MCAST_JOIN_SOURCE_GROUP nil Join a multicast source group
+MCAST_LEAVE_SOURCE_GROUP nil Leave a multicast source group
+MCAST_MSFILTER nil Multicast source filtering
+MCAST_EXCLUDE nil Exclusive multicast source filter
+MCAST_INCLUDE nil Inclusive multicast source filter
+
+SO_DEBUG nil Debug info recording
+SO_REUSEADDR nil Allow local address reuse
+SO_REUSEPORT nil Allow local address and port reuse
+SO_TYPE nil Get the socket type
+SO_ERROR nil Get and clear the error status
+SO_DONTROUTE nil Use interface addresses
+SO_BROADCAST nil Permit sending of broadcast messages
+SO_SNDBUF nil Send buffer size
+SO_RCVBUF nil Receive buffer size
+SO_KEEPALIVE nil Keep connections alive
+SO_OOBINLINE nil Leave received out-of-band data in-line
+SO_NO_CHECK nil Disable checksums
+SO_PRIORITY nil The protocol-defined priority for all packets on this socket
+SO_LINGER nil Linger on close if data is present
+SO_PASSCRED nil Receive SCM_CREDENTIALS messages
+SO_PEERCRED nil The credentials of the foreign process connected to this socket
+SO_RCVLOWAT nil Receive low-water mark
+SO_SNDLOWAT nil Send low-water mark
+SO_RCVTIMEO nil Receive timeout
+SO_SNDTIMEO nil Send timeout
+SO_ACCEPTCONN nil Socket has had listen() called on it
+SO_USELOOPBACK nil Bypass hardware when possible
+SO_ACCEPTFILTER nil There is an accept filter
+SO_DONTTRUNC nil Retain unread data
+SO_WANTMORE nil Give a hint when more data is ready
+SO_WANTOOBFLAG nil OOB data is wanted in MSG_FLAG on receive
+SO_NREAD nil Get first packet byte count
+SO_NKE nil Install socket-level Network Kernel Extension
+SO_NOSIGPIPE nil Don't SIGPIPE on EPIPE
SO_SECURITY_AUTHENTICATION
SO_SECURITY_ENCRYPTION_TRANSPORT
SO_SECURITY_ENCRYPTION_NETWORK
-SO_BINDTODEVICE
-SO_ATTACH_FILTER
-SO_DETACH_FILTER
-SO_PEERNAME
-SO_TIMESTAMP
-SO_TIMESTAMPNS
-SO_BINTIME
-SO_RECVUCRED
-SO_MAC_EXEMPT
-SO_ALLZONES
-
-SOPRI_INTERACTIVE
-SOPRI_NORMAL
-SOPRI_BACKGROUND
+SO_BINDTODEVICE nil Only send packets from the given interface
+SO_ATTACH_FILTER nil Attach an accept filter
+SO_DETACH_FILTER nil Detach an accept filter
+SO_PEERNAME nil Name of the connecting user
+SO_TIMESTAMP nil Receive timestamp with datagrams (timeval)
+SO_TIMESTAMPNS nil Receive nanosecond timestamp with datagrams (timespec)
+SO_BINTIME nil Receive timestamp with datagrams (bintime)
+SO_RECVUCRED nil Receive user credentials with datagram
+SO_MAC_EXEMPT nil Mandatory Access Control exemption for unlabled peers
+SO_ALLZONES nil Bypass zone boundaries
+
+SOPRI_INTERACTIVE nil Interactive socket priority
+SOPRI_NORMAL nil Normal socket priority
+SOPRI_BACKGROUND nil Background socket priority
IPX_TYPE
-TCP_NODELAY
-TCP_MAXSEG
-TCP_CORK
-TCP_DEFER_ACCEPT
-TCP_INFO
-TCP_KEEPCNT
-TCP_KEEPIDLE
-TCP_KEEPINTVL
-TCP_LINGER2
-TCP_MD5SIG
-TCP_NOOPT
-TCP_NOPUSH
-TCP_QUICKACK
-TCP_SYNCNT
-TCP_WINDOW_CLAMP
-
-UDP_CORK
-
-EAI_ADDRFAMILY
-EAI_AGAIN
-EAI_BADFLAGS
-EAI_FAIL
-EAI_FAMILY
-EAI_MEMORY
-EAI_NODATA
-EAI_NONAME
-EAI_OVERFLOW
-EAI_SERVICE
-EAI_SOCKTYPE
-EAI_SYSTEM
-EAI_BADHINTS
-EAI_PROTOCOL
-EAI_MAX
-
-AI_PASSIVE
-AI_CANONNAME
-AI_NUMERICHOST
-AI_NUMERICSERV
-AI_MASK
-AI_ALL
-AI_V4MAPPED_CFG
-AI_ADDRCONFIG
-AI_V4MAPPED
-AI_DEFAULT
-
-NI_MAXHOST
-NI_MAXSERV
-NI_NOFQDN
-NI_NUMERICHOST
-NI_NAMEREQD
-NI_NUMERICSERV
-NI_DGRAM
-
-SHUT_RD 0
-SHUT_WR 1
-SHUT_RDWR 2
-
-IPV6_JOIN_GROUP
-IPV6_LEAVE_GROUP
-IPV6_MULTICAST_HOPS
-IPV6_MULTICAST_IF
-IPV6_MULTICAST_LOOP
-IPV6_UNICAST_HOPS
-IPV6_V6ONLY
-IPV6_CHECKSUM
-IPV6_DONTFRAG
-IPV6_DSTOPTS
-IPV6_HOPLIMIT
-IPV6_HOPOPTS
-IPV6_NEXTHOP
-IPV6_PATHMTU
-IPV6_PKTINFO
-IPV6_RECVDSTOPTS
-IPV6_RECVHOPLIMIT
-IPV6_RECVHOPOPTS
-IPV6_RECVPKTINFO
-IPV6_RECVRTHDR
-IPV6_RECVTCLASS
-IPV6_RTHDR
-IPV6_RTHDRDSTOPTS
-IPV6_RTHDR_TYPE_0
-IPV6_RECVPATHMTU
-IPV6_TCLASS
-IPV6_USE_MIN_MTU
-
-INET_ADDRSTRLEN 16
-INET6_ADDRSTRLEN 46
-IFNAMSIZ
-IF_NAMESIZE
-
-SOMAXCONN
-
-SCM_RIGHTS
-SCM_TIMESTAMP
-SCM_TIMESTAMPNS
-SCM_BINTIME
-SCM_CREDENTIALS
-SCM_CREDS
-SCM_UCRED
-
-LOCAL_PEERCRED
-LOCAL_CREDS
-LOCAL_CONNWAIT
+TCP_NODELAY nil Don't delay sending to coalesce packets
+TCP_MAXSEG nil Set maximum segment size
+TCP_CORK nil Don't send partial frames
+TCP_DEFER_ACCEPT nil Don't notify a listening socket until data is ready
+TCP_INFO nil Retreive information about this socket
+TCP_KEEPCNT nil Makimum number of keepalive probes allowed before dropping a connection
+TCP_KEEPIDLE nil Idle time before keepalive probes are sent
+TCP_KEEPINTVL nil Time between keepalive probes
+TCP_LINGER2 nil Lifetime of orphaned FIN_WAIT2 sockets
+TCP_MD5SIG nil Use MD5 digests (RFC2385)
+TCP_NOOPT nil Don't use TCP options
+TCP_NOPUSH nil Don't push the last block of write
+TCP_QUICKACK nil Enable quickack mode
+TCP_SYNCNT nil Number of SYN retransmits before a connection i sdropped
+TCP_WINDOW_CLAMP nil Clamp the size of the advertised window
+
+UDP_CORK nil Don't send partial frames
+
+EAI_ADDRFAMILY nil Address family for hostname not supported
+EAI_AGAIN nil Temporary failure in name resolution
+EAI_BADFLAGS nil Invalid flags
+EAI_FAIL nil Non-recoverable failure in name resolution
+EAI_FAMILY nil Address family not supported
+EAI_MEMORY nil Memory allocation failure
+EAI_NODATA nil No address associated with hostname
+EAI_NONAME nil Hostname nor servname, or not known
+EAI_OVERFLOW nil Argument buffer overflow
+EAI_SERVICE nil Servname not supported for socket type
+EAI_SOCKTYPE nil Socket type not supported
+EAI_SYSTEM nil System error returned in errno
+EAI_BADHINTS nil Invalid value for hints
+EAI_PROTOCOL nil Resolved protocol is unknown
+EAI_MAX nil Maximum error code from getaddrinfo
+
+AI_PASSIVE nil Get address to use with bind()
+AI_CANONNAME nil Fill in the canonical name
+AI_NUMERICHOST nil Prevent host name resolution
+AI_NUMERICSERV nil Prevent service name resolution
+AI_MASK nil Valid flag mask for getaddrinfo (not for application use)
+AI_ALL nil Allow all addresses
+AI_V4MAPPED_CFG nil Accept IPv4 mapped addresses if the kernel supports it
+AI_ADDRCONFIG nil Accept only if any address is assigned
+AI_V4MAPPED nil Accept IPv4-mapped IPv6 addresses
+AI_DEFAULT nil Default flags for getaddrinfo
+
+NI_MAXHOST nil Maximum length of a hostname
+NI_MAXSERV nil Maximum length of a service name
+NI_NOFQDN nil An FQDN is not required for local hosts, return only the local part
+NI_NUMERICHOST nil Return a numeric address
+NI_NAMEREQD nil A name is required
+NI_NUMERICSERV nil Return the service name as a digit string
+NI_DGRAM nil The service specified is a datagram service (looks up udp ports)
+
+SHUT_RD 0 Shut down the reading side of the socket
+SHUT_WR 1 Shut down the writing side of the socket
+SHUT_RDWR 2 Shut down the both sides of the socket
+
+IPV6_JOIN_GROUP nil Join a group membership
+IPV6_LEAVE_GROUP nil Leave a group membership
+IPV6_MULTICAST_HOPS nil IP6 multicast hops
+IPV6_MULTICAST_IF nil IP6 multicast interface
+IPV6_MULTICAST_LOOP nil IP6 multicast loopback
+IPV6_UNICAST_HOPS nil IP6 unicast hops
+IPV6_V6ONLY nil Only bind IPv6 with a wildcard bind
+IPV6_CHECKSUM nil Checksum offset for raw sockets
+IPV6_DONTFRAG nil Don't fragment packets
+IPV6_DSTOPTS nil Destination option
+IPV6_HOPLIMIT nil Hop limit
+IPV6_HOPOPTS nil Hop-by-hop option
+IPV6_NEXTHOP nil Next hop address
+IPV6_PATHMTU nil Retrieve current path MTU
+IPV6_PKTINFO nil Receive packet information with datagram
+IPV6_RECVDSTOPTS nil Receive all IP6 options for response
+IPV6_RECVHOPLIMIT nil Receive hop limit with datagram
+IPV6_RECVHOPOPTS nil Receive hop-by-hop options
+IPV6_RECVPKTINFO nil Receive destination IP address and incoming interface
+IPV6_RECVRTHDR nil Receive routing header
+IPV6_RECVTCLASS nil Receive traffic class
+IPV6_RTHDR nil Allows removal of sticky routing headers
+IPV6_RTHDRDSTOPTS nil Allows removal of sticky destination options header
+IPV6_RTHDR_TYPE_0 nil Routing header type 0
+IPV6_RECVPATHMTU nil Receive current path MTU with datagram
+IPV6_TCLASS nil Specify the traffic class
+IPV6_USE_MIN_MTU nil Use the minimum MTU size
+
+INET_ADDRSTRLEN 16 Maximum length of an IPv4 address string
+INET6_ADDRSTRLEN 46 Maximum length of an IPv6 address string
+IFNAMSIZ nil Maximum interface name size
+IF_NAMESIZE nil Maximum interface name size
+
+SOMAXCONN nil Maximum connection requests that may be queued for a socket
+
+SCM_RIGHTS nil Access rights
+SCM_TIMESTAMP nil Timestamp (timeval)
+SCM_TIMESTAMPNS nil Timespec (timespec)
+SCM_BINTIME nil Timestamp (bintime)
+SCM_CREDENTIALS nil The sender's credentials
+SCM_CREDS nil Process credentials
+SCM_UCRED nil User credentials
+
+LOCAL_PEERCRED nil Retrieve peer credentials
+LOCAL_CREDS nil Pass credentials to receiver
+LOCAL_CONNWAIT nil Connect blocks until accepted