Merge pull request rust-lang#3966 from tgross35/backport-cabbage

[0.2] backports

Author: tgross35

src/unix/linux_like/linux/gnu/mod.rs

@@ -389,6 +389,55 @@ s! {
         #[cfg(target_pointer_width = "64")]
         __size: [c_char; 32],
     }
+
+    // netinet/tcp.h
+
+    pub struct tcp_info {
+        pub tcpi_state: u8,
+        pub tcpi_ca_state: u8,
+        pub tcpi_retransmits: u8,
+        pub tcpi_probes: u8,
+        pub tcpi_backoff: u8,
+        pub tcpi_options: u8,
+        /// This contains the bitfields `tcpi_snd_wscale` and `tcpi_rcv_wscale`.
+        /// Each is 4 bits.
+        pub tcpi_snd_rcv_wscale: u8,
+        pub tcpi_rto: u32,
+        pub tcpi_ato: u32,
+        pub tcpi_snd_mss: u32,
+        pub tcpi_rcv_mss: u32,
+        pub tcpi_unacked: u32,
+        pub tcpi_sacked: u32,
+        pub tcpi_lost: u32,
+        pub tcpi_retrans: u32,
+        pub tcpi_fackets: u32,
+        pub tcpi_last_data_sent: u32,
+        pub tcpi_last_ack_sent: u32,
+        pub tcpi_last_data_recv: u32,
+        pub tcpi_last_ack_recv: u32,
+        pub tcpi_pmtu: u32,
+        pub tcpi_rcv_ssthresh: u32,
+        pub tcpi_rtt: u32,
+        pub tcpi_rttvar: u32,
+        pub tcpi_snd_ssthresh: u32,
+        pub tcpi_snd_cwnd: u32,
+        pub tcpi_advmss: u32,
+        pub tcpi_reordering: u32,
+        pub tcpi_rcv_rtt: u32,
+        pub tcpi_rcv_space: u32,
+        pub tcpi_total_retrans: u32,
+    }
+
+    pub struct fanotify_event_info_pidfd {
+        pub hdr: ::fanotify_event_info_header,
+        pub pidfd: ::__s32,
+    }
+
+    pub struct fanotify_event_info_error {
+        pub hdr: ::fanotify_event_info_header,
+        pub error: ::__s32,
+        pub error_count: ::__u32,
+    }
 }
 
 impl siginfo_t {

src/unix/linux_like/linux/musl/mod.rs

@@ -398,6 +398,73 @@ s! {
         pub f_flags: c_ulong,
         pub f_spare: [c_ulong; 4],
     }
+
+    // netinet/tcp.h
+
+    pub struct tcp_info {
+        pub tcpi_state: u8,
+        pub tcpi_ca_state: u8,
+        pub tcpi_retransmits: u8,
+        pub tcpi_probes: u8,
+        pub tcpi_backoff: u8,
+        pub tcpi_options: u8,
+        /*
+         * FIXME(musl): when musl headers are more up to date
+        /// This contains the bitfields `tcpi_snd_wscale` and `tcpi_rcv_wscale`.
+        /// Each is 4 bits.
+        pub tcpi_snd_rcv_wscale: u8,
+        /// This contains the bitfields `tcpi_delivery_rate_app_limited` (1 bit) and
+        /// `tcpi_fastopen_client_fail` (2 bits).
+        pub tcpi_delivery_fastopen_bitfields: u8,
+        */
+        pub tcpi_rto: u32,
+        pub tcpi_ato: u32,
+        pub tcpi_snd_mss: u32,
+        pub tcpi_rcv_mss: u32,
+        pub tcpi_unacked: u32,
+        pub tcpi_sacked: u32,
+        pub tcpi_lost: u32,
+        pub tcpi_retrans: u32,
+        pub tcpi_fackets: u32,
+        pub tcpi_last_data_sent: u32,
+        pub tcpi_last_ack_sent: u32,
+        pub tcpi_last_data_recv: u32,
+        pub tcpi_last_ack_recv: u32,
+        pub tcpi_pmtu: u32,
+        pub tcpi_rcv_ssthresh: u32,
+        pub tcpi_rtt: u32,
+        pub tcpi_rttvar: u32,
+        pub tcpi_snd_ssthresh: u32,
+        pub tcpi_snd_cwnd: u32,
+        pub tcpi_advmss: u32,
+        pub tcpi_reordering: u32,
+        pub tcpi_rcv_rtt: u32,
+        pub tcpi_rcv_space: u32,
+        pub tcpi_total_retrans: u32,
+        pub tcpi_pacing_rate: u64,
+        pub tcpi_max_pacing_rate: u64,
+        pub tcpi_bytes_acked: u64,
+        pub tcpi_bytes_received: u64,
+        pub tcpi_segs_out: u32,
+        pub tcpi_segs_in: u32,
+        pub tcpi_notsent_bytes: u32,
+        pub tcpi_min_rtt: u32,
+        pub tcpi_data_segs_in: u32,
+        pub tcpi_data_segs_out: u32,
+        pub tcpi_delivery_rate: u64,
+        pub tcpi_busy_time: u64,
+        pub tcpi_rwnd_limited: u64,
+        pub tcpi_sndbuf_limited: u64,
+        pub tcpi_delivered: u32,
+        pub tcpi_delivered_ce: u32,
+        pub tcpi_bytes_sent: u64,
+        pub tcpi_bytes_retrans: u64,
+        pub tcpi_dsack_dups: u32,
+        pub tcpi_reord_seen: u32,
+        // FIXME(musl): to uncomment once CI musl is updated
+        //pub tcpi_rcv_ooopack: u32,
+        //pub tcpi_snd_wnd: u32,
+    }
 }
 
 s_no_extra_traits! {