Auto merge of #1576 - GrayJack:utmpx_netbsd, r=gnzlbg

Implement utmpx.h itens for NetBSD

This PR partially closes #1534

If add the constants, structs and and extra traid implmentation

src/unix/bsd/netbsdlike/netbsd/mod.rs

@@ -283,6 +283,11 @@ s! {
         pub msg_len: ::c_uint,
     }
 
+    pub struct __exit_status {
+        pub e_termination: u16,
+        pub e_exit: u16,
+   }
+
     pub struct shmid_ds {
         pub shm_perm: ::ipc_perm,
         pub shm_segsz: ::size_t,
@@ -297,6 +302,28 @@ s! {
 }
 
 s_no_extra_traits! {
+
+    pub struct utmpx {
+        pub ut_name: [::c_char; _UTX_USERSIZE],
+        pub ut_id: [::c_char; _UTX_IDSIZE],
+        pub ut_line: [::c_char; _UTX_LINESIZE],
+        pub ut_host: [::c_char; _UTX_HOSTSIZE],
+        pub ut_session: u16,
+        pub ut_type: u16,
+        pub ut_pid: ::pid_t,
+        pub ut_exit: __exit_status,
+        pub ut_ss: sockaddr_storage,
+        pub ut_tv: ::timeval,
+        pub ut_pad: [u8; _UTX_PADSIZE],
+    }
+
+    pub struct lastlogx {
+        pub ll_tv: ::timeval,
+        pub ll_line: [::c_char; _UTX_LINESIZE],
+        pub ll_host: [::c_char; _UTX_HOSTSIZE],
+        pub ll_ss: sockaddr_storage,
+    }
+
     pub struct in_pktinfo {
         pub ipi_addr: ::in_addr,
         pub ipi_ifindex: ::c_uint,
@@ -390,6 +417,93 @@ s_no_extra_traits! {
 
 cfg_if! {
     if #[cfg(feature = "extra_traits")] {
+        impl PartialEq for utmpx {
+            fn eq(&self, other: &utmpx) -> bool {
+                self.ut_type == other.ut_type
+                    && self.ut_pid == other.ut_pid
+                    && self.ut_name == other.ut_name
+                    && self.ut_line == other.ut_line
+                    && self.ut_id == other.ut_id
+                    && self.ut_exit == other.ut_exit
+                    && self.ut_session == other.ut_session
+                    && self.ut_tv == other.ut_tv
+                    && self.ut_ss == other.ut_ss
+                    && self.ut_pad == other.ut_pad
+                    && self
+                    .ut_host
+                    .iter()
+                    .zip(other.ut_host.iter())
+                    .all(|(a,b)| a == b)
+            }
+        }
+
+        impl Eq for utmpx {}
+
+        impl ::fmt::Debug for utmpx {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("utmpx")
+                    .field("ut_name", &self.ut_name)
+                    .field("ut_id", &self.ut_id)
+                    .field("ut_line", &self.ut_line)
+                    .field("ut_host", &self.ut_host)
+                    .field("ut_session", &self.ut_session)
+                    .field("ut_type", &self.ut_type)
+                    .field("ut_pid", &self.ut_pid)
+                    .field("ut_exit", &self.ut_exit)
+                    .field("ut_ss", &self.ut_ss)
+                    .field("ut_tv", &self.ut_tv)
+                    .field("ut_pad", &self.ut_pad)
+                    .finish()
+            }
+        }
+
+        impl ::hash::Hash for utmpx {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ut_name.hash(state);
+                self.ut_type.hash(state);
+                self.ut_pid.hash(state);
+                self.ut_line.hash(state);
+                self.ut_id.hash(state);
+                self.ut_host.hash(state);
+                self.ut_exit.hash(state);
+                self.ut_session.hash(state);
+                self.ut_tv.hash(state);
+                self.ut_ss.hash(state);
+                self.ut_pad.hash(state);
+            }
+        }
+
+        impl PartialEq for lastlogx {
+            fn eq(&self, other: &lastlogx) -> bool {
+                self.ll_tv == other.ll_tv
+                    && self.ll_line == other.ll_line
+                    && self.ll_host == other.ll_host
+                    && self.ll_ss == other.ll_ss
+            }
+        }
+
+        impl Eq for lastlogx {}
+
+        impl ::fmt::Debug for lastlogx {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                f.debug_struct("lastlogx")
+                    .field("ll_tv", &self.ll_tv)
+                    .field("ll_line", &self.ll_line)
+                    .field("ll_host", &self.ll_host)
+                    .field("ll_ss", &self.ll_ss)
+                    .finish()
+            }
+        }
+
+        impl ::hash::Hash for lastlogx {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                self.ll_tv.hash(state);
+                self.ll_line.hash(state);
+                self.ll_host.hash(state);
+                self.ll_ss.hash(state);
+            }
+        }
+
         impl PartialEq for in_pktinfo {
             fn eq(&self, other: &in_pktinfo) -> bool {
                 self.ipi_addr == other.ipi_addr
@@ -1391,6 +1505,28 @@ pub const ONLRET: ::tcflag_t = 0x40;
 pub const CDTRCTS: ::tcflag_t = 0x00020000;
 pub const CHWFLOW: ::tcflag_t = ::MDMBUF | ::CRTSCTS | ::CDTRCTS;
 
+// pub const _PATH_UTMPX: &[::c_char; 14] = b"/var/run/utmpx";
+// pub const _PATH_WTMPX: &[::c_char; 14] = b"/var/log/wtmpx";
+// pub const _PATH_LASTLOGX: &[::c_char; 17] = b"/var/log/lastlogx";
+// pub const _PATH_UTMP_UPDATE: &[::c_char; 24] = b"/usr/libexec/utmp_update";
+pub const _UTX_USERSIZE: usize = 32;
+pub const _UTX_LINESIZE: usize = 32;
+pub const _UTX_PADSIZE: usize = 40;
+pub const _UTX_IDSIZE: usize = 4;
+pub const _UTX_HOSTSIZE: usize = 256;
+pub const EMPTY: u16 = 0;
+pub const RUN_LVL: u16 = 1;
+pub const BOOT_TIME: u16 = 2;
+pub const OLD_TIME: u16 = 3;
+pub const NEW_TIME: u16 = 4;
+pub const INIT_PROCESS: u16 = 5;
+pub const LOGIN_PROCESS: u16 = 6;
+pub const USER_PROCESS: u16 = 7;
+pub const DEAD_PROCESS: u16 = 8;
+pub const ACCOUNTING: u16 = 9;
+pub const SIGNATURE: u16 = 10;
+pub const DOWN_TIME: u16 = 11;
+
 pub const SOCK_CLOEXEC: ::c_int = 0x10000000;
 pub const SOCK_NONBLOCK: ::c_int = 0x20000000;
 
@@ -1751,6 +1887,28 @@ extern "C" {
         buflen: ::size_t,
         result: *mut *mut ::group,
     ) -> ::c_int;
+
+    pub fn updwtmpx(file: *const ::c_char, ut: *const utmpx) -> ::c_int;
+    pub fn getlastlogx(
+        fname: *const ::c_char,
+        uid: ::uid_t,
+        ll: *mut lastlogx,
+    ) -> *mut lastlogx;
+    pub fn updlastlogx(
+        fname: *const ::c_char,
+        uid: ::uid_t,
+        ll: *mut lastlogx,
+    ) -> ::c_int;
+    pub fn utmpxname(file: *const ::c_char) -> ::c_int;
+    pub fn getutxent() -> *mut utmpx;
+    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
+    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn setutxent();
+    pub fn endutxent();
+// TODO: uncomment after utmp implementation
+// pub fn getutmp(ux: *const utmpx, u: *mut utmp);
+// pub fn getutmpx(u: *const utmp, ux: *mut utmpx);
 }
 
 cfg_if! {