Define AddressMode::VSOCK on Linux. (#1457)

Fixes #1454.

Author: sunfishcode

src/backend/linux_raw/c.rs

@@ -84,14 +84,14 @@ pub(crate) use linux_raw_sys::{
         AF_APPLETALK, AF_ASH, AF_ATMPVC, AF_ATMSVC, AF_AX25, AF_BLUETOOTH, AF_BRIDGE, AF_CAN,
         AF_ECONET, AF_IEEE802154, AF_INET, AF_INET6, AF_IPX, AF_IRDA, AF_ISDN, AF_IUCV, AF_KEY,
         AF_LLC, AF_NETBEUI, AF_NETLINK, AF_NETROM, AF_PACKET, AF_PHONET, AF_PPPOX, AF_RDS, AF_ROSE,
-        AF_RXRPC, AF_SECURITY, AF_SNA, AF_TIPC, AF_UNIX, AF_UNSPEC, AF_WANPIPE, AF_X25, AF_XDP,
-        IP6T_SO_ORIGINAL_DST, IPPROTO_FRAGMENT, IPPROTO_ICMPV6, IPPROTO_MH, IPPROTO_ROUTING,
-        IPV6_ADD_MEMBERSHIP, IPV6_DROP_MEMBERSHIP, IPV6_FREEBIND, IPV6_MULTICAST_HOPS,
-        IPV6_MULTICAST_LOOP, IPV6_RECVTCLASS, IPV6_TCLASS, IPV6_UNICAST_HOPS, IPV6_V6ONLY,
-        IP_ADD_MEMBERSHIP, IP_ADD_SOURCE_MEMBERSHIP, IP_DROP_MEMBERSHIP, IP_DROP_SOURCE_MEMBERSHIP,
-        IP_FREEBIND, IP_MULTICAST_LOOP, IP_MULTICAST_TTL, IP_RECVTOS, IP_TOS, IP_TTL,
-        MSG_CMSG_CLOEXEC, MSG_CONFIRM, MSG_CTRUNC, MSG_DONTROUTE, MSG_DONTWAIT, MSG_EOR,
-        MSG_ERRQUEUE, MSG_MORE, MSG_NOSIGNAL, MSG_OOB, MSG_PEEK, MSG_TRUNC, MSG_WAITALL,
+        AF_RXRPC, AF_SECURITY, AF_SNA, AF_TIPC, AF_UNIX, AF_UNSPEC, AF_VSOCK, AF_WANPIPE, AF_X25,
+        AF_XDP, IP6T_SO_ORIGINAL_DST, IPPROTO_FRAGMENT, IPPROTO_ICMPV6, IPPROTO_MH,
+        IPPROTO_ROUTING, IPV6_ADD_MEMBERSHIP, IPV6_DROP_MEMBERSHIP, IPV6_FREEBIND,
+        IPV6_MULTICAST_HOPS, IPV6_MULTICAST_LOOP, IPV6_RECVTCLASS, IPV6_TCLASS, IPV6_UNICAST_HOPS,
+        IPV6_V6ONLY, IP_ADD_MEMBERSHIP, IP_ADD_SOURCE_MEMBERSHIP, IP_DROP_MEMBERSHIP,
+        IP_DROP_SOURCE_MEMBERSHIP, IP_FREEBIND, IP_MULTICAST_LOOP, IP_MULTICAST_TTL, IP_RECVTOS,
+        IP_TOS, IP_TTL, MSG_CMSG_CLOEXEC, MSG_CONFIRM, MSG_CTRUNC, MSG_DONTROUTE, MSG_DONTWAIT,
+        MSG_EOR, MSG_ERRQUEUE, MSG_MORE, MSG_NOSIGNAL, MSG_OOB, MSG_PEEK, MSG_TRUNC, MSG_WAITALL,
         SCM_CREDENTIALS, SCM_RIGHTS, SHUT_RD, SHUT_RDWR, SHUT_WR, SOCK_DGRAM, SOCK_RAW, SOCK_RDM,
         SOCK_SEQPACKET, SOCK_STREAM, SOL_SOCKET, SOL_XDP, SO_ACCEPTCONN, SO_BROADCAST, SO_COOKIE,
         SO_DOMAIN, SO_ERROR, SO_INCOMING_CPU, SO_KEEPALIVE, SO_LINGER, SO_OOBINLINE,

src/net/types.rs

@@ -752,7 +752,7 @@ impl AddressFamily {
     #[cfg(apple)]
     pub const UTUN: Self = Self(c::AF_UTUN as _);
     /// `AF_VSOCK`
-    #[cfg(any(apple, target_os = "emscripten", target_os = "fuchsia"))]
+    #[cfg(any(apple, linux_kernel, target_os = "emscripten", target_os = "fuchsia"))]
     pub const VSOCK: Self = Self(c::AF_VSOCK as _);
     /// `AF_XDP`
     #[cfg(target_os = "linux")]