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std: Add several sockopt-related constants and structs #25195

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c70521e
std: Add SCM constants for socket control messages
blblack Sep 9, 2025
c449a30
std.c: Add accept_filter_arg for some BSDs
blblack Sep 9, 2025
3e372f1
std: add in_pktinfo and in6_pktinfo structs defs
blblack Sep 9, 2025
0e45b9d
std: add linger struct for SO.LINGER
blblack Sep 9, 2025
7995697
std: add IP, IPV6, IPTOS sockopt constants
blblack Sep 9, 2025
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163 changes: 161 additions & 2 deletions lib/std/c.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -3991,6 +3991,17 @@ pub const W = switch (native_os) {
},
else => void,
};
pub const accept_filter_arg = switch (native_os) {
// https://github.com/freebsd/freebsd-src/blob/2024887abc7d1b931e00fbb0697658e98adf048d/sys/sys/socket.h#L205
// https://github.com/DragonFlyBSD/DragonFlyBSD/blob/6098912863ed4c7b3f70d7483910ce2956cf4ed3/sys/sys/socket.h#L164
// https://github.com/NetBSD/src/blob/cad5c68a8524927f65e22ad651de3905382be6e0/sys/sys/socket.h#L188
// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/sys/socket.h#L504
.freebsd, .dragonfly, .netbsd, .macos, .driverkit, .ios, .tvos, .watchos, .visionos => extern struct {
name: [16]u8,
arg: [240]u8,
},
else => void,
};
pub const clock_t = switch (native_os) {
.linux => linux.clock_t,
.emscripten => emscripten.clock_t,
Expand Down Expand Up @@ -4076,6 +4087,35 @@ pub const ifreq = switch (native_os) {
},
else => void,
};
pub const in_pktinfo = switch (native_os) {
.linux => linux.in_pktinfo,
// https://github.com/kofemann/opensolaris/blob/80192cd83bf665e708269dae856f9145f7190f74/usr/src/uts/common/netinet/in.h#L1084
// https://github.com/illumos/illumos-gate/blob/608eb926e14f4ba4736b2d59e891335f1cba9e1e/usr/src/uts/common/netinet/in.h#L1132
// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/netinet/in.h#L696
.solaris, .illumos, .driverkit, .ios, .macos, .tvos, .watchos, .visionos => extern struct {
ifindex: u32,
spec_dst: u32,
addr: u32,
},
else => void,
};
pub const in6_pktinfo = switch (native_os) {
.linux => linux.in6_pktinfo,
// https://github.com/freebsd/freebsd-src/blob/9bfbc6826f72eb385bf52f4cde8080bccf7e3ebd/sys/netinet6/in6.h#L547
// https://github.com/DragonFlyBSD/DragonFlyBSD/blob/6098912863ed4c7b3f70d7483910ce2956cf4ed3/sys/netinet6/in6.h#L575
// https://github.com/NetBSD/src/blob/80bf25a5691072d4755e84567ccbdf0729370dea/sys/netinet6/in6.h#L468
// https://github.com/openbsd/src/blob/718a31b40d39fc6064de6355eb144e74633133fc/sys/netinet6/in6.h#L365
// https://github.com/kofemann/opensolaris/blob/80192cd83bf665e708269dae856f9145f7190f74/usr/src/uts/common/netinet/in.h#L1093
// https://github.com/illumos/illumos-gate/blob/608eb926e14f4ba4736b2d59e891335f1cba9e1e/usr/src/uts/common/netinet/in.h#L114IP1
// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/netinet6/in6.h#L737
// https://github.com/haiku/haiku/blob/2aab5f5f14aeb3f34c3a3d9a9064cc3c0d914bea/headers/posix/netinet6/in6.h#L63
// https://github.com/SerenityOS/serenity/blob/5bd8af99be0bc4b2e14f361fd7d7590e6bcfa4d6/Kernel/API/POSIX/sys/socket.h#L122
.freebsd, .dragonfly, .netbsd, .openbsd, .solaris, .illumos, .driverkit, .ios, .macos, .tvos, .watchos, .visionos, .haiku, .serenity => extern struct {
addr: [16]u8,
ifindex: u32,
},
else => void,
};
pub const itimerspec = switch (native_os) {
.linux => linux.itimerspec,
.haiku => extern struct {
Expand All @@ -4084,6 +4124,37 @@ pub const itimerspec = switch (native_os) {
},
else => void,
};
pub const linger = switch (native_os) {
.linux => linux.linger,
// https://github.com/freebsd/freebsd-src/blob/46347b3619757e3d683a87ca03efaf2ae242335f/sys/sys/socket.h#L200
.freebsd,
// https://github.com/DragonFlyBSD/DragonFlyBSD/blob/6098912863ed4c7b3f70d7483910ce2956cf4ed3/sys/sys/socket.h#L158
.dragonfly,
// https://github.com/NetBSD/src/blob/80bf25a5691072d4755e84567ccbdf0729370dea/sys/sys/socket.h#L183
.netbsd,
// https://github.com/openbsd/src/blob/718a31b40d39fc6064de6355eb144e74633133fc/sys/sys/socket.h#L126
.openbsd,
// https://github.com/kofemann/opensolaris/blob/80192cd83bf665e708269dae856f9145f7190f74/usr/src/uts/common/sys/socket.h#L214
.solaris,
// https://github.com/illumos/illumos-gate/blob/608eb926e14f4ba4736b2d59e891335f1cba9e1e/usr/src/uts/common/sys/socket.h#L250
.illumos,
// https://github.com/haiku/haiku/blob/2aab5f5f14aeb3f34c3a3d9a9064cc3c0d914bea/headers/posix/sys/socket.h#L87
.haiku,
// https://github.com/SerenityOS/serenity/blob/5bd8af99be0bc4b2e14f361fd7d7590e6bcfa4d6/Kernel/API/POSIX/sys/socket.h#L122
.serenity,
// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/sys/socket.h#L498
.driverkit,
.ios,
.macos,
.tvos,
.watchos,
.visionos,
=> extern struct {
onoff: i32, // non-zero to linger on close
linger: i32, // time to linger in seconds
},
else => void,
};
pub const msghdr = switch (native_os) {
.linux => linux.msghdr,
.openbsd,
Expand Down Expand Up @@ -6388,7 +6459,7 @@ pub const IPPROTO = switch (native_os) {
/// dummy for IP
pub const IP = 0;
/// IP6 hop-by-hop options
pub const HOPOPTS = IP;
pub const HOPOPTS = IPPROTO.IP;
/// control message protocol
pub const ICMP = 1;
/// group mgmt protocol
Expand Down Expand Up @@ -6470,6 +6541,39 @@ pub const IPPROTO = switch (native_os) {
},
else => void,
};
pub const IP = switch (native_os) {
.linux => linux.IP,
.freebsd => freebsd.IP,
.dragonfly => dragonfly.IP,
.netbsd => netbsd.IP,
.openbsd => openbsd.IP,
.solaris, .illumos => solaris.IP,
.haiku => haiku.IP,
.serenity => serenity.IP,
else => void,
};
pub const IPV6 = switch (native_os) {
.linux => linux.IPV6,
.freebsd => freebsd.IPV6,
.dragonfly => dragonfly.IPV6,
.netbsd => netbsd.IPV6,
.openbsd => openbsd.IPV6,
.solaris, .illumos => solaris.IPV6,
.haiku => haiku.IPV6,
.serenity => serenity.IPV6,
else => void,
};
pub const IPTOS = switch (native_os) {
.linux => linux.IPTOS,
.freebsd => freebsd.IPTOS,
.dragonfly => dragonfly.IPTOS,
.netbsd => netbsd.IPTOS,
.openbsd => openbsd.IPTOS,
.solaris, .illumos => solaris.IPTOS,
.haiku => haiku.IPTOS,
.serenity => serenity.IPTOS,
else => void,
};
pub const SOL = switch (native_os) {
.linux => linux.SOL,
.emscripten => emscripten.SOL,
Expand Down Expand Up @@ -6741,6 +6845,62 @@ pub const SOMAXCONN = switch (native_os) {
.freebsd, .dragonfly, .netbsd, .openbsd, .driverkit, .macos, .ios, .tvos, .watchos, .visionos => 128,
else => void,
};
pub const SCM = switch (native_os) {
.linux, .emscripten => linux.SCM,
// https://github.com/kofemann/opensolaris/blob/80192cd83bf665e708269dae856f9145f7190f74/usr/src/uts/common/sys/socket.h#L172
// https://github.com/illumos/illumos-gate/blob/489f6310fe8952e87fc1dce8af87990fcfd90f18/usr/src/uts/common/sys/socket.h#L196
.solaris, .illumos => struct {
pub const RIGHTS = 0x1010;
pub const UCRED = 0x1012;
pub const TIMESTAMP = SO.TIMESTAMP;
},
// https://github.com/haiku/haiku/blob/e3d01e53a25446d5ba4999d0ff6dff29a2418657/headers/posix/sys/socket.h#L156
.haiku => struct {
pub const RIGHTS = 1;
},
// https://github.com/SerenityOS/serenity/blob/c6618f36bf0949bd76177f202659b1f3079e0792/Kernel/API/POSIX/sys/socket.h#L171
.serenity => struct {
pub const TIMESTAMP = 0;
pub const RIGHTS = 1;
},
// https://github.com/freebsd/freebsd-src/blob/614e9b33bf5594d9d09b5d296afa4f3aa6971823/sys/sys/socket.h#L593
.freebsd => struct {
pub const RIGHTS = 1;
pub const TIMESTAMP = 2;
pub const CREDS = 3;
pub const BINTIME = 4;
pub const REALTIME = 5;
pub const MONOTONIC = 6;
pub const TIME_INFO = 7;
pub const CREDS2 = 8;
},
// https://github.com/DragonFlyBSD/DragonFlyBSD/blob/6098912863ed4c7b3f70d7483910ce2956cf4ed3/sys/sys/socket.h#L520
.dragonfly => struct {
pub const RIGHTS = 1;
pub const TIMESTAMP = 2;
pub const CREDS = 3;
},
// https://github.com/NetBSD/src/blob/3311177ea898ab8322292ba0e48faa9b2e834cb6/sys/sys/socket.h#L578
.netbsd => struct {
pub const RIGHTS = 0x01;
pub const TIMESTAMP = 0x08;
pub const CREDS = 0x10;
},
// https://github.com/openbsd/src/blob/1b1dd04c9634112eb763374379af99a68ace4328/sys/sys/socket.h#L566
.openbsd => struct {
pub const RIGHTS = 0x01;
pub const TIMESTAMP = 0x04;
},
// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/sys/socket.h#L1114
.driverkit, .macos, .ios, .tvos, .watchos, .visionos => struct {
pub const RIGHTS = 1;
pub const TIMESTAMP = 2;
pub const CREDS = 3;
pub const TIMESTAMP_MONOTONIC = 4;
},
else => void,
};

pub const IFNAMESIZE = switch (native_os) {
.linux => linux.IFNAMESIZE,
.emscripten => emscripten.IFNAMESIZE,
Expand Down Expand Up @@ -11052,7 +11212,6 @@ pub const GETUSTACK = solaris.GETUSTACK;
pub const PORT_ALERT = solaris.PORT_ALERT;
pub const PORT_SOURCE = solaris.PORT_SOURCE;
pub const POSIX_FADV = solaris.POSIX_FADV;
pub const SCM = solaris.SCM;
pub const SETCONTEXT = solaris.SETCONTEXT;
pub const SETUSTACK = solaris.GETUSTACK;
pub const SFD = solaris.SFD;
Expand Down
162 changes: 162 additions & 0 deletions lib/std/c/darwin.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -1724,3 +1724,165 @@ pub const MSG = struct {
/// Inherit upcall in sock_accept
pub const USEUPCALL = 0x80000000;
};

// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/netinet/in.h#L454
pub const IP = struct {
pub const OPTIONS = 1;
pub const HDRINCL = 2;
pub const TOS = 3;
pub const TTL = 4;
pub const RECVOPTS = 5;
pub const RECVRETOPTS = 6;
pub const RECVDSTADDR = 7;
pub const RETOPTS = 8;
pub const MULTICAST_IF = 9;
pub const MULTICAST_TTL = 10;
pub const MULTICAST_LOOP = 11;
pub const ADD_MEMBERSHIP = 12;
pub const DROP_MEMBERSHIP = 13;
pub const MULTICAST_VIF = 14;
pub const RSVP_ON = 15;
pub const RSVP_OFF = 16;
pub const RSVP_VIF_ON = 17;
pub const RSVP_VIF_OFF = 18;
pub const PORTRANGE = 19;
pub const RECVIF = 20;
pub const IPSEC_POLICY = 21;
pub const FAITH = 22;
pub const STRIPHDR = 23;
pub const RECVTTL = 24;
pub const BOUND_IF = 25;
pub const PKTINFO = 26;
pub const RECVPKTINFO = PKTINFO;
pub const RECVTOS = 27;
pub const DONTFRAG = 28;
pub const FW_ADD = 40;
pub const FW_DEL = 41;
pub const FW_FLUSH = 42;
pub const FW_ZERO = 43;
pub const FW_GET = 44;
pub const FW_RESETLOG = 45;
pub const OLD_FW_ADD = 50;
pub const OLD_FW_DEL = 51;
pub const OLD_FW_FLUSH = 52;
pub const OLD_FW_ZERO = 53;
pub const OLD_FW_GET = 54;
pub const OLD_FW_RESETLOG = 56;
pub const DUMMYNET_CONFIGURE = 60;
pub const DUMMYNET_DEL = 61;
pub const DUMMYNET_FLUSH = 62;
pub const DUMMYNET_GET = 64;
pub const TRAFFIC_MGT_BACKGROUND = 65;
pub const MULTICAST_IFINDEX = 66;
pub const ADD_SOURCE_MEMBERSHIP = 70;
pub const DROP_SOURCE_MEMBERSHIP = 71;
pub const BLOCK_SOURCE = 72;
pub const UNBLOCK_SOURCE = 73;
pub const MSFILTER = 74;
// Same namespace, but these are arguments rather than option names
pub const DEFAULT_MULTICAST_TTL = 1;
pub const DEFAULT_MULTICAST_LOOP = 1;
pub const MIN_MEMBERSHIPS = 31;
pub const MAX_MEMBERSHIPS = 4095;
pub const MAX_GROUP_SRC_FILTER = 512;
pub const MAX_SOCK_SRC_FILTER = 128;
pub const MAX_SOCK_MUTE_FILTER = 128;
pub const PORTRANGE_DEFAULT = 0;
pub const PORTRANGE_HIGH = 1;
pub const PORTRANGE_LOW = 2;
};

// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/netinet6/in6.h#L521
pub const IPV6 = struct {
pub const UNICAST_HOPS = 4;
pub const MULTICAST_IF = 9;
pub const MULTICAST_HOPS = 10;
pub const MULTICAST_LOOP = 11;
pub const JOIN_GROUP = 12;
pub const LEAVE_GROUP = 13;
pub const PORTRANGE = 14;
pub const @"2292PKTINFO" = 19;
pub const @"2292HOPLIMIT" = 20;
pub const @"2292NEXTHOP" = 21;
pub const @"2292HOPOPTS" = 22;
pub const @"2292DSTOPTS" = 23;
pub const @"2292RTHDR" = 24;
pub const @"2292PKTOPTIONS" = 25;
pub const CHECKSUM = 26;
pub const V6ONLY = 27;
pub const BINDV6ONLY = V6ONLY;
pub const IPSEC_POLICY = 28;
pub const FAITH = 29;
pub const FW_ADD = 30;
pub const FW_DEL = 31;
pub const FW_FLUSH = 32;
pub const FW_ZERO = 33;
pub const FW_GET = 34;
pub const RECVTCLASS = 35;
pub const TCLASS = 36;
pub const RTHDRDSTOPTS = 57;
pub const RECVPKTINFO = 61;
pub const RECVHOPLIMIT = 37;
pub const RECVRTHDR = 38;
pub const RECVHOPOPTS = 39;
pub const RECVDSTOPTS = 40;
pub const RECVRTHDRDSTOPTS = 41;
pub const USE_MIN_MTU = 42;
pub const RECVPATHMTU = 43;
pub const PATHMTU = 44;
pub const REACHCONF = 45;
pub const @"3542PKTINFO" = 46;
pub const @"3542HOPLIMIT" = 47;
pub const @"3542NEXTHOP" = 48;
pub const @"3542HOPOPTS" = 49;
pub const @"3542DSTOPTS" = 50;
pub const @"3542RTHDR" = 51;
pub const PKTINFO = @"3542PKTINFO";
pub const HOPLIMIT = @"3542HOPLIMIT";
pub const NEXTHOP = @"3542NEXTHOP";
pub const HOPOPTS = @"3542HOPOPTS";
pub const DSTOPTS = @"3542DSTOPTS";
pub const RTHDR = @"3542RTHDR";
pub const AUTOFLOWLABEL = 59;
pub const DONTFRAG = 62;
pub const PREFER_TEMPADDR = 63;
pub const MSFILTER = 74;
pub const BOUND_IF = 125;
// Same namespace, but these are arguments rather than option names
pub const RTHDR_LOOSE = 0;
pub const RTHDR_STRICT = 1;
pub const RTHDR_TYPE_0 = 0;
pub const DEFAULT_MULTICAST_HOPS = 1;
pub const DEFAULT_MULTICAST_LOOP = 1;
pub const MIN_MEMBERSHIPS = 31;
pub const MAX_MEMBERSHIPS = 4095;
pub const MAX_GROUP_SRC_FILTER = 512;
pub const MAX_SOCK_SRC_FILTER = 128;
pub const PORTRANGE_DEFAULT = 0;
pub const PORTRANGE_HIGH = 1;
pub const PORTRANGE_LOW = 2;
};

// https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/netinet/ip.h#L129
pub const IPTOS = struct {
pub const LOWDELAY = 0x10;
pub const THROUGHPUT = 0x08;
pub const RELIABILITY = 0x04;
pub const MINCOST = 0x02;
pub const CE = 0x01;
pub const ECT = 0x02;
pub const DSCP_SHIFT = 2;
pub const ECN_NOTECT = 0x00;
pub const ECN_ECT1 = 0x01;
pub const ECN_ECT0 = 0x02;
pub const ECN_CE = 0x03;
pub const ECN_MASK = 0x03;
pub const PREC_NETCONTROL = 0xe0;
pub const PREC_INTERNETCONTROL = 0xc0;
pub const PREC_CRITIC_ECP = 0xa0;
pub const PREC_FLASHOVERRIDE = 0x80;
pub const PREC_FLASH = 0x60;
pub const PREC_IMMEDIATE = 0x40;
pub const PREC_PRIORITY = 0x20;
pub const PREC_ROUTINE = 0x00;
};
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