Auto merge of #1175 - Ralith:ip-tos, r=alexcrichton

Expose unix ECN-related constants

I'm not certain of the correctness of the BSD definition, but I assume that's what CI's for.

Author: bors

src/unix/bsd/apple/mod.rs

@@ -1573,8 +1573,11 @@ pub const IP_HDRINCL: ::c_int = 2;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
 pub const IP_PKTINFO: ::c_int = 26;
+pub const IP_RECVTOS: ::c_int = 27;
 pub const IPV6_JOIN_GROUP: ::c_int = 12;
 pub const IPV6_LEAVE_GROUP: ::c_int = 13;
+pub const IPV6_RECVTCLASS: ::c_int = 35;
+pub const IPV6_TCLASS: ::c_int = 36;
 pub const IPV6_PKTINFO: ::c_int = 46;
 pub const IPV6_RECVPKTINFO: ::c_int = 61;
 

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -803,6 +803,7 @@ pub const TCP_PCAP_OUT: ::c_int = 2048;
 pub const TCP_PCAP_IN: ::c_int = 4096;
 
 pub const IP_BINDANY: ::c_int = 24;
+pub const IP_RECVTOS: ::c_int = 68;
 
 pub const PF_SLOW: ::c_int = AF_SLOW;
 pub const PF_SCLUSTER: ::c_int = AF_SCLUSTER;

src/unix/bsd/freebsdlike/mod.rs

@@ -668,6 +668,8 @@ pub const IPV6_JOIN_GROUP: ::c_int = 12;
 pub const IPV6_LEAVE_GROUP: ::c_int = 13;
 pub const IPV6_RECVPKTINFO: ::c_int = 36;
 pub const IPV6_PKTINFO: ::c_int = 46;
+pub const IPV6_RECVTCLASS: ::c_int = 57;
+pub const IPV6_TCLASS: ::c_int = 61;
 
 pub const TCP_NOPUSH:    ::c_int = 4;
 pub const TCP_NOOPT:     ::c_int = 8;

src/unix/bsd/mod.rs

@@ -179,6 +179,7 @@ pub const SIG_SETMASK: ::c_int = 3;
 pub const SIG_BLOCK: ::c_int = 0x1;
 pub const SIG_UNBLOCK: ::c_int = 0x2;
 
+pub const IP_TOS: ::c_int = 3;
 pub const IP_MULTICAST_IF: ::c_int = 9;
 pub const IP_MULTICAST_TTL: ::c_int = 10;
 pub const IP_MULTICAST_LOOP: ::c_int = 11;
@@ -189,6 +190,12 @@ pub const IPV6_MULTICAST_HOPS: ::c_int = 10;
 pub const IPV6_MULTICAST_LOOP: ::c_int = 11;
 pub const IPV6_V6ONLY: ::c_int = 27;
 
+pub const IPTOS_ECN_NOTECT: u8 = 0x00;
+pub const IPTOS_ECN_MASK: u8 = 0x03;
+pub const IPTOS_ECN_ECT1: u8 = 0x01;
+pub const IPTOS_ECN_ECT0: u8 = 0x02;
+pub const IPTOS_ECN_CE: u8 = 0x03;
+
 pub const ST_RDONLY: ::c_ulong = 1;
 
 pub const SCM_RIGHTS: ::c_int = 0x01;

src/unix/bsd/netbsdlike/mod.rs

@@ -430,6 +430,8 @@ pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
 pub const IPV6_RECVPKTINFO: ::c_int = 36;
 pub const IPV6_PKTINFO: ::c_int = 46;
+pub const IPV6_RECVTCLASS: ::c_int = 57;
+pub const IPV6_TCLASS: ::c_int = 61;
 
 pub const SOL_SOCKET: ::c_int = 0xffff;
 pub const SO_DEBUG: ::c_int = 0x01;

src/unix/notbsd/android/mod.rs

@@ -666,6 +666,8 @@ pub const SO_RXQ_OVFL: ::c_int = 40;
 pub const SO_PEEK_OFF: ::c_int = 42;
 pub const SO_BUSY_POLL: ::c_int = 46;
 
+pub const IPTOS_ECN_NOTECT: u8 = 0x00;
+
 pub const O_ACCMODE: ::c_int = 3;
 pub const O_APPEND: ::c_int = 1024;
 pub const O_CREAT: ::c_int = 64;

src/unix/notbsd/linux/mod.rs

@@ -1612,6 +1612,8 @@ pub const SIOCSIFMAP: ::c_ulong = 0x00008971;
 pub const IPTOS_TOS_MASK: u8 = 0x1E;
 pub const IPTOS_PREC_MASK: u8 = 0xE0;
 
+pub const IPTOS_ECN_NOT_ECT: u8 = 0x00;
+
 pub const RTF_UP: ::c_ushort = 0x0001;
 pub const RTF_GATEWAY: ::c_ushort = 0x0002;
 

src/unix/notbsd/mod.rs

@@ -623,9 +623,11 @@ pub const SOCK_RDM: ::c_int = 4;
 pub const IP_MULTICAST_IF: ::c_int = 32;
 pub const IP_MULTICAST_TTL: ::c_int = 33;
 pub const IP_MULTICAST_LOOP: ::c_int = 34;
+pub const IP_TOS: ::c_int = 1;
 pub const IP_TTL: ::c_int = 2;
 pub const IP_HDRINCL: ::c_int = 3;
 pub const IP_PKTINFO: ::c_int = 8;
+pub const IP_RECVTOS: ::c_int = 13;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 35;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 36;
 pub const IP_TRANSPARENT: ::c_int = 19;
@@ -638,6 +640,8 @@ pub const IPV6_DROP_MEMBERSHIP: ::c_int = 21;
 pub const IPV6_V6ONLY: ::c_int = 26;
 pub const IPV6_RECVPKTINFO: ::c_int = 49;
 pub const IPV6_PKTINFO: ::c_int = 50;
+pub const IPV6_RECVTCLASS: ::c_int = 66;
+pub const IPV6_TCLASS: ::c_int = 67;
 
 pub const TCP_NODELAY: ::c_int = 1;
 pub const TCP_MAXSEG: ::c_int = 2;
@@ -874,6 +878,11 @@ pub const IPTOS_PREC_IMMEDIATE: u8 = 0x40;
 pub const IPTOS_PREC_PRIORITY: u8 = 0x20;
 pub const IPTOS_PREC_ROUTINE: u8 = 0x00;
 
+pub const IPTOS_ECN_MASK: u8 = 0x03;
+pub const IPTOS_ECN_ECT1: u8 = 0x01;
+pub const IPTOS_ECN_ECT0: u8 = 0x02;
+pub const IPTOS_ECN_CE: u8 = 0x03;
+
 pub const IPOPT_COPY: u8 = 0x80;
 pub const IPOPT_CLASS_MASK: u8 = 0x60;
 pub const IPOPT_NUMBER_MASK: u8 = 0x1f;
@@ -1087,6 +1096,10 @@ f! {
     pub fn IPOPT_NUMBER(o: u8) -> u8 {
         o & IPOPT_NUMBER_MASK
     }
+
+    pub fn IPTOS_ECN(x: u8) -> u8 {
+        x & ::IPTOS_ECN_MASK
+    }
 }
 
 extern {