Auto merge of #2674 - devnexen:fbsd_tcp_function, r=Amanieu

freebsd tcp.h data update

Author: bors

libc-test/build.rs

@@ -2178,6 +2178,9 @@ fn test_freebsd(target: &str) {
                 true
             }
 
+            // Those were introduced in FreeBSD 12.
+            "TCP_FUNCTION_NAME_LEN_MAX" | "TCP_FASTOPEN_PSK_LEN" if Some(11) == freebsd_ver => true,
+
             _ => false,
         }
     });
@@ -2221,6 +2224,11 @@ fn test_freebsd(target: &str) {
             // `sockcred2` is not available in FreeBSD 12.
             "sockcred2" if Some(13) > freebsd_ver => true,
 
+            // `tcp_fastopen` introduced in FreeBSD 12.
+            "tcp_fastopen" if Some(11) == freebsd_ver => true,
+            // `tcp_function_set` introduced in FreeBSD 12.
+            "tcp_function_set" if Some(11) == freebsd_ver => true,
+
             _ => false,
         }
     });

libc-test/semver/freebsd.txt

@@ -1128,6 +1128,8 @@ TABDLY
 TCP_CCALGOOPT
 TCP_CONGESTION
 TCP_FASTOPEN
+TCP_FASTOPEN_PSK_LEN
+TCP_FUNCTION_NAME_LEN_MAX
 TCP_INFO
 TCP_KEEPCNT
 TCP_KEEPIDLE
@@ -1805,6 +1807,8 @@ syscall
 sysctl
 sysctlbyname
 sysctlnametomib
+tcp_fastopen
+tcp_function_set
 telldir
 thr_kill
 thr_kill2

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

@@ -978,6 +978,16 @@ s! {
         pub ai_termid: au_tid_t,
         pub ai_asid: ::au_asid_t,
     }
+
+    pub struct tcp_fastopen {
+        pub enable: ::c_int,
+        pub psk: [u8; ::TCP_FASTOPEN_PSK_LEN as usize],
+    }
+
+    pub struct tcp_function_set {
+        pub function_set_name: [::c_char; ::TCP_FUNCTION_NAME_LEN_MAX as usize],
+        pub pcbcnt: u32,
+    }
 }
 
 s_no_extra_traits! {
@@ -2855,6 +2865,8 @@ pub const TCP_KEEPINIT: ::c_int = 128;
 pub const TCP_FASTOPEN: ::c_int = 1025;
 pub const TCP_PCAP_OUT: ::c_int = 2048;
 pub const TCP_PCAP_IN: ::c_int = 4096;
+pub const TCP_FASTOPEN_PSK_LEN: ::c_int = 16;
+pub const TCP_FUNCTION_NAME_LEN_MAX: ::c_int = 32;
 
 pub const IP_BINDANY: ::c_int = 24;
 pub const IP_BINDMULTI: ::c_int = 25;