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This is an example of documentation generated by ZigDoc, an alternative to Zig's built-in Auto Doc feature. See also examples in other modes/formats. The project being documented here (as the example) is the Zig standard library. Public Constant

IPPROTO

Doc Source

Public Constant

std.c.IPPROTO

pub const IPPROTO = switch (native_os)

File

c.zig:6015

pub const IPPROTO = switch (native_os) {
    .linux, .emscripten => linux.IPPROTO,
    .windows => ws2_32.IPPROTO,
    .driverkit, .ios, .maccatalyst, .macos, .tvos, .visionos, .watchos => struct {
        pub const ICMP = 1;
        pub const ICMPV6 = 58;
        pub const TCP = 6;
        pub const UDP = 17;
        pub const IP = 0;
        pub const IPV6 = 41;
        pub const RAW = 255;
    },
    .freebsd => struct {
        /// dummy for IP
        pub const IP = 0;
        /// control message protocol
        pub const ICMP = 1;
        /// tcp
        pub const TCP = 6;
        /// user datagram protocol
        pub const UDP = 17;
        /// IP6 header
        pub const IPV6 = 41;
        /// raw IP packet
        pub const RAW = 255;
        /// IP6 hop-by-hop options
        pub const HOPOPTS = 0;
        /// group mgmt protocol
        pub const IGMP = 2;
        /// gateway^2 (deprecated)
        pub const GGP = 3;
        /// IPv4 encapsulation
        pub const IPV4 = 4;
        /// for compatibility
        pub const IPIP = IPV4;
        /// Stream protocol II
        pub const ST = 7;
        /// exterior gateway protocol
        pub const EGP = 8;
        /// private interior gateway
        pub const PIGP = 9;
        /// BBN RCC Monitoring
        pub const RCCMON = 10;
        /// network voice protocol
        pub const NVPII = 11;
        /// pup
        pub const PUP = 12;
        /// Argus
        pub const ARGUS = 13;
        /// EMCON
        pub const EMCON = 14;
        /// Cross Net Debugger
        pub const XNET = 15;
        /// Chaos
        pub const CHAOS = 16;
        /// Multiplexing
        pub const MUX = 18;
        /// DCN Measurement Subsystems
        pub const MEAS = 19;
        /// Host Monitoring
        pub const HMP = 20;
        /// Packet Radio Measurement
        pub const PRM = 21;
        /// xns idp
        pub const IDP = 22;
        /// Trunk-1
        pub const TRUNK1 = 23;
        /// Trunk-2
        pub const TRUNK2 = 24;
        /// Leaf-1
        pub const LEAF1 = 25;
        /// Leaf-2
        pub const LEAF2 = 26;
        /// Reliable Data
        pub const RDP = 27;
        /// Reliable Transaction
        pub const IRTP = 28;
        /// tp-4 w/ class negotiation
        pub const TP = 29;
        /// Bulk Data Transfer
        pub const BLT = 30;
        /// Network Services
        pub const NSP = 31;
        /// Merit Internodal
        pub const INP = 32;
        /// Datagram Congestion Control Protocol
        pub const DCCP = 33;
        /// Third Party Connect
        pub const @"3PC" = 34;
        /// InterDomain Policy Routing
        pub const IDPR = 35;
        /// XTP
        pub const XTP = 36;
        /// Datagram Delivery
        pub const DDP = 37;
        /// Control Message Transport
        pub const CMTP = 38;
        /// TP++ Transport
        pub const TPXX = 39;
        /// IL transport protocol
        pub const IL = 40;
        /// Source Demand Routing
        pub const SDRP = 42;
        /// IP6 routing header
        pub const ROUTING = 43;
        /// IP6 fragmentation header
        pub const FRAGMENT = 44;
        /// InterDomain Routing
        pub const IDRP = 45;
        /// resource reservation
        pub const RSVP = 46;
        /// General Routing Encap.
        pub const GRE = 47;
        /// Mobile Host Routing
        pub const MHRP = 48;
        /// BHA
        pub const BHA = 49;
        /// IP6 Encap Sec. Payload
        pub const ESP = 50;
        /// IP6 Auth Header
        pub const AH = 51;
        /// Integ. Net Layer Security
        pub const INLSP = 52;
        /// IP with encryption
        pub const SWIPE = 53;
        /// Next Hop Resolution
        pub const NHRP = 54;
        /// IP Mobility
        pub const MOBILE = 55;
        /// Transport Layer Security
        pub const TLSP = 56;
        /// SKIP
        pub const SKIP = 57;
        /// ICMP6
        pub const ICMPV6 = 58;
        /// IP6 no next header
        pub const NONE = 59;
        /// IP6 destination option
        pub const DSTOPTS = 60;
        /// any host internal protocol
        pub const AHIP = 61;
        /// CFTP
        pub const CFTP = 62;
        /// "hello" routing protocol
        pub const HELLO = 63;
        /// SATNET/Backroom EXPAK
        pub const SATEXPAK = 64;
        /// Kryptolan
        pub const KRYPTOLAN = 65;
        /// Remote Virtual Disk
        pub const RVD = 66;
        /// Pluribus Packet Core
        pub const IPPC = 67;
        /// Any distributed FS
        pub const ADFS = 68;
        /// Satnet Monitoring
        pub const SATMON = 69;
        /// VISA Protocol
        pub const VISA = 70;
        /// Packet Core Utility
        pub const IPCV = 71;
        /// Comp. Prot. Net. Executive
        pub const CPNX = 72;
        /// Comp. Prot. HeartBeat
        pub const CPHB = 73;
        /// Wang Span Network
        pub const WSN = 74;
        /// Packet Video Protocol
        pub const PVP = 75;
        /// BackRoom SATNET Monitoring
        pub const BRSATMON = 76;
        /// Sun net disk proto (temp.)
        pub const ND = 77;
        /// WIDEBAND Monitoring
        pub const WBMON = 78;
        /// WIDEBAND EXPAK
        pub const WBEXPAK = 79;
        /// ISO cnlp
        pub const EON = 80;
        /// VMTP
        pub const VMTP = 81;
        /// Secure VMTP
        pub const SVMTP = 82;
        /// Banyon VINES
        pub const VINES = 83;
        /// TTP
        pub const TTP = 84;
        /// NSFNET-IGP
        pub const IGP = 85;
        /// dissimilar gateway prot.
        pub const DGP = 86;
        /// TCF
        pub const TCF = 87;
        /// Cisco/GXS IGRP
        pub const IGRP = 88;
        /// OSPFIGP
        pub const OSPFIGP = 89;
        /// Strite RPC protocol
        pub const SRPC = 90;
        /// Locus Address Resoloution
        pub const LARP = 91;
        /// Multicast Transport
        pub const MTP = 92;
        /// AX.25 Frames
        pub const AX25 = 93;
        /// IP encapsulated in IP
        pub const IPEIP = 94;
        /// Mobile Int.ing control
        pub const MICP = 95;
        /// Semaphore Comm. security
        pub const SCCSP = 96;
        /// Ethernet IP encapsulation
        pub const ETHERIP = 97;
        /// encapsulation header
        pub const ENCAP = 98;
        /// any private encr. scheme
        pub const APES = 99;
        /// GMTP
        pub const GMTP = 100;
        /// payload compression (IPComp)
        pub const IPCOMP = 108;
        /// SCTP
        pub const SCTP = 132;
        /// IPv6 Mobility Header
        pub const MH = 135;
        /// UDP-Lite
        pub const UDPLITE = 136;
        /// IP6 Host Identity Protocol
        pub const HIP = 139;
        /// IP6 Shim6 Protocol
        pub const SHIM6 = 140;
        /// Protocol Independent Mcast
        pub const PIM = 103;
        /// CARP
        pub const CARP = 112;
        /// PGM
        pub const PGM = 113;
        /// MPLS-in-IP
        pub const MPLS = 137;
        /// PFSYNC
        pub const PFSYNC = 240;
        /// Reserved
        pub const RESERVED_253 = 253;
        /// Reserved
        pub const RESERVED_254 = 254;
    },
    .illumos => struct {
        /// dummy for IP
        pub const IP = 0;
        /// Hop by hop header for IPv6
        pub const HOPOPTS = 0;
        /// control message protocol
        pub const ICMP = 1;
        /// group control protocol
        pub const IGMP = 2;
        /// gateway^2 (deprecated)
        pub const GGP = 3;
        /// IP in IP encapsulation
        pub const ENCAP = 4;
        /// tcp
        pub const TCP = 6;
        /// exterior gateway protocol
        pub const EGP = 8;
        /// pup
        pub const PUP = 12;
        /// user datagram protocol
        pub const UDP = 17;
        /// xns idp
        pub const IDP = 22;
        /// IPv6 encapsulated in IP
        pub const IPV6 = 41;
        /// Routing header for IPv6
        pub const ROUTING = 43;
        /// Fragment header for IPv6
        pub const FRAGMENT = 44;
        /// rsvp
        pub const RSVP = 46;
        /// IPsec Encap. Sec. Payload
        pub const ESP = 50;
        /// IPsec Authentication Hdr.
        pub const AH = 51;
        /// ICMP for IPv6
        pub const ICMPV6 = 58;
        /// No next header for IPv6
        pub const NONE = 59;
        /// Destination options
        pub const DSTOPTS = 60;
        /// "hello" routing protocol
        pub const HELLO = 63;
        /// UNOFFICIAL net disk proto
        pub const ND = 77;
        /// ISO clnp
        pub const EON = 80;
        /// OSPF
        pub const OSPF = 89;
        /// PIM routing protocol
        pub const PIM = 103;
        /// Stream Control
        pub const SCTP = 132;
        /// raw IP packet
        pub const RAW = 255;
        /// Sockets Direct Protocol
        pub const PROTO_SDP = 257;
    },
    .netbsd => struct {
        /// dummy for IP
        pub const IP = 0;
        /// IP6 hop-by-hop options
        pub const HOPOPTS = 0;
        /// control message protocol
        pub const ICMP = 1;
        /// group mgmt protocol
        pub const IGMP = 2;
        /// gateway^2 (deprecated)
        pub const GGP = 3;
        /// IP header
        pub const IPV4 = 4;
        /// IP inside IP
        pub const IPIP = 4;
        /// tcp
        pub const TCP = 6;
        /// exterior gateway protocol
        pub const EGP = 8;
        /// pup
        pub const PUP = 12;
        /// user datagram protocol
        pub const UDP = 17;
        /// xns idp
        pub const IDP = 22;
        /// tp-4 w/ class negotiation
        pub const TP = 29;
        /// DCCP
        pub const DCCP = 33;
        /// IP6 header
        pub const IPV6 = 41;
        /// IP6 routing header
        pub const ROUTING = 43;
        /// IP6 fragmentation header
        pub const FRAGMENT = 44;
        /// resource reservation
        pub const RSVP = 46;
        /// GRE encaps RFC 1701
        pub const GRE = 47;
        /// encap. security payload
        pub const ESP = 50;
        /// authentication header
        pub const AH = 51;
        /// IP Mobility RFC 2004
        pub const MOBILE = 55;
        /// IPv6 ICMP
        pub const IPV6_ICMP = 58;
        /// ICMP6
        pub const ICMPV6 = 58;
        /// IP6 no next header
        pub const NONE = 59;
        /// IP6 destination option
        pub const DSTOPTS = 60;
        /// ISO cnlp
        pub const EON = 80;
        /// Ethernet-in-IP
        pub const ETHERIP = 97;
        /// encapsulation header
        pub const ENCAP = 98;
        /// Protocol indep. multicast
        pub const PIM = 103;
        /// IP Payload Comp. Protocol
        pub const IPCOMP = 108;
        /// VRRP RFC 2338
        pub const VRRP = 112;
        /// Common Address Resolution Protocol
        pub const CARP = 112;
        /// L2TPv3
        pub const L2TP = 115;
        /// SCTP
        pub const SCTP = 132;
        /// PFSYNC
        pub const PFSYNC = 240;
        /// raw IP packet
        pub const RAW = 255;
    },
    .dragonfly => struct {
        pub const IP = 0;
        pub const ICMP = 1;
        pub const TCP = 6;
        pub const UDP = 17;
        pub const IPV6 = 41;
        pub const RAW = 255;
        pub const HOPOPTS = 0;
        pub const IGMP = 2;
        pub const GGP = 3;
        pub const IPV4 = 4;
        pub const IPIP = IPV4;
        pub const ST = 7;
        pub const EGP = 8;
        pub const PIGP = 9;
        pub const RCCMON = 10;
        pub const NVPII = 11;
        pub const PUP = 12;
        pub const ARGUS = 13;
        pub const EMCON = 14;
        pub const XNET = 15;
        pub const CHAOS = 16;
        pub const MUX = 18;
        pub const MEAS = 19;
        pub const HMP = 20;
        pub const PRM = 21;
        pub const IDP = 22;
        pub const TRUNK1 = 23;
        pub const TRUNK2 = 24;
        pub const LEAF1 = 25;
        pub const LEAF2 = 26;
        pub const RDP = 27;
        pub const IRTP = 28;
        pub const TP = 29;
        pub const BLT = 30;
        pub const NSP = 31;
        pub const INP = 32;
        pub const SEP = 33;
        pub const @"3PC" = 34;
        pub const IDPR = 35;
        pub const XTP = 36;
        pub const DDP = 37;
        pub const CMTP = 38;
        pub const TPXX = 39;
        pub const IL = 40;
        pub const SDRP = 42;
        pub const ROUTING = 43;
        pub const FRAGMENT = 44;
        pub const IDRP = 45;
        pub const RSVP = 46;
        pub const GRE = 47;
        pub const MHRP = 48;
        pub const BHA = 49;
        pub const ESP = 50;
        pub const AH = 51;
        pub const INLSP = 52;
        pub const SWIPE = 53;
        pub const NHRP = 54;
        pub const MOBILE = 55;
        pub const TLSP = 56;
        pub const SKIP = 57;
        pub const ICMPV6 = 58;
        pub const NONE = 59;
        pub const DSTOPTS = 60;
        pub const AHIP = 61;
        pub const CFTP = 62;
        pub const HELLO = 63;
        pub const SATEXPAK = 64;
        pub const KRYPTOLAN = 65;
        pub const RVD = 66;
        pub const IPPC = 67;
        pub const ADFS = 68;
        pub const SATMON = 69;
        pub const VISA = 70;
        pub const IPCV = 71;
        pub const CPNX = 72;
        pub const CPHB = 73;
        pub const WSN = 74;
        pub const PVP = 75;
        pub const BRSATMON = 76;
        pub const ND = 77;
        pub const WBMON = 78;
        pub const WBEXPAK = 79;
        pub const EON = 80;
        pub const VMTP = 81;
        pub const SVMTP = 82;
        pub const VINES = 83;
        pub const TTP = 84;
        pub const IGP = 85;
        pub const DGP = 86;
        pub const TCF = 87;
        pub const IGRP = 88;
        pub const OSPFIGP = 89;
        pub const SRPC = 90;
        pub const LARP = 91;
        pub const MTP = 92;
        pub const AX25 = 93;
        pub const IPEIP = 94;
        pub const MICP = 95;
        pub const SCCSP = 96;
        pub const ETHERIP = 97;
        pub const ENCAP = 98;
        pub const APES = 99;
        pub const GMTP = 100;
        pub const IPCOMP = 108;
        pub const PIM = 103;
        pub const CARP = 112;
        pub const PGM = 113;
        pub const PFSYNC = 240;
        pub const DIVERT = 254;
        pub const MAX = 256;
        pub const DONE = 257;
        pub const UNKNOWN = 258;
    },
    .haiku => struct {
        pub const IP = 0;
        pub const HOPOPTS = 0;
        pub const ICMP = 1;
        pub const IGMP = 2;
        pub const TCP = 6;
        pub const UDP = 17;
        pub const IPV6 = 41;
        pub const ROUTING = 43;
        pub const FRAGMENT = 44;
        pub const ESP = 50;
        pub const AH = 51;
        pub const ICMPV6 = 58;
        pub const NONE = 59;
        pub const DSTOPTS = 60;
        pub const ETHERIP = 97;
        pub const RAW = 255;
        pub const MAX = 256;
    },
    .openbsd => struct {
        /// dummy for IP
        pub const IP = 0;
        /// IP6 hop-by-hop options
        pub const HOPOPTS = IPPROTO.IP;
        /// control message protocol
        pub const ICMP = 1;
        /// group mgmt protocol
        pub const IGMP = 2;
        /// gateway^2 (deprecated)
        pub const GGP = 3;
        /// IP header
        pub const IPV4 = IPIP;
        /// IP inside IP
        pub const IPIP = 4;
        /// tcp
        pub const TCP = 6;
        /// exterior gateway protocol
        pub const EGP = 8;
        /// pup
        pub const PUP = 12;
        /// user datagram protocol
        pub const UDP = 17;
        /// xns idp
        pub const IDP = 22;
        /// tp-4 w/ class negotiation
        pub const TP = 29;
        /// IP6 header
        pub const IPV6 = 41;
        /// IP6 routing header
        pub const ROUTING = 43;
        /// IP6 fragmentation header
        pub const FRAGMENT = 44;
        /// resource reservation
        pub const RSVP = 46;
        /// GRE encaps RFC 1701
        pub const GRE = 47;
        /// encap. security payload
        pub const ESP = 50;
        /// authentication header
        pub const AH = 51;
        /// IP Mobility RFC 2004
        pub const MOBILE = 55;
        /// IPv6 ICMP
        pub const IPV6_ICMP = 58;
        /// ICMP6
        pub const ICMPV6 = 58;
        /// IP6 no next header
        pub const NONE = 59;
        /// IP6 destination option
        pub const DSTOPTS = 60;
        /// ISO cnlp
        pub const EON = 80;
        /// Ethernet-in-IP
        pub const ETHERIP = 97;
        /// encapsulation header
        pub const ENCAP = 98;
        /// Protocol indep. multicast
        pub const PIM = 103;
        /// IP Payload Comp. Protocol
        pub const IPCOMP = 108;
        /// VRRP RFC 2338
        pub const VRRP = 112;
        /// Common Address Resolution Protocol
        pub const CARP = 112;
        /// PFSYNC
        pub const PFSYNC = 240;
        /// raw IP packet
        pub const RAW = 255;
    },
    // https://github.com/SerenityOS/serenity/blob/ac44ec5ebc707f9dd0c3d4759a1e17e91db5d74f/Kernel/API/POSIX/sys/socket.h#L44-L54
    .serenity => struct {
        pub const IP = 0;
        pub const ICMP = 1;
        pub const IGMP = 2;
        pub const IPIP = 4;
        pub const TCP = 6;
        pub const UDP = 17;
        pub const IPV6 = 41;
        pub const ESP = 50;
        pub const AH = 51;
        pub const ICMPV6 = 58;
        pub const RAW = 255;
    },
    else => void,
}