Update libc crate to 0.2.46

This change updates the libc crate to version 0.2.46.

Import subrepo libc/:libc at a9e3cc6c1b529eaffef5b82934d0c47203edebe5

16 files changed, 137 insertions, 11 deletions

diff --git a/libc/src/dox.rs b/libc/src/dox.rs
index 33a9c16..6296c6c 100644
--- a/libc/src/dox.rs
+++ b/libc/src/dox.rs
@@ -52,6 +52,11 @@ mod imp {
     #[lang = "sized"]
     pub trait Sized {}
 
+    #[lang = "receiver"]
+    pub trait Receiver {}
+    impl<T: ?Sized> Receiver for &T {}
+    impl<T: ?Sized> Receiver for &mut T {}
+
     macro_rules! each_int {
         ($mac:ident) => {
             $mac!(u8);
diff --git a/libc/src/unix/bsd/apple/mod.rs b/libc/src/unix/bsd/apple/mod.rs
index bb07cc4..3d9dd94 100644
--- a/libc/src/unix/bsd/apple/mod.rs
+++ b/libc/src/unix/bsd/apple/mod.rs
@@ -1570,11 +1570,16 @@ pub const SOCK_RDM: ::c_int = 4;
 pub const SOCK_SEQPACKET: ::c_int = 5;
 pub const IP_TTL: ::c_int = 4;
 pub const IP_HDRINCL: ::c_int = 2;
+pub const IP_RECVDSTADDR: ::c_int = 7;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
+pub const IP_RECVIF: ::c_int = 20;
 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;
 
@@ -1914,6 +1919,13 @@ pub const IUTF8: ::tcflag_t = 0x00004000;
 pub const CRTSCTS: ::tcflag_t = 0x00030000;
 
 pub const NI_MAXHOST: ::socklen_t = 1025;
+pub const NI_MAXSERV: ::socklen_t = 32;
+pub const NI_NOFQDN: ::c_int = 0x00000001;
+pub const NI_NUMERICHOST: ::c_int = 0x00000002;
+pub const NI_NAMEREQD: ::c_int = 0x00000004;
+pub const NI_NUMERICSERV: ::c_int = 0x00000008;
+pub const NI_NUMERICSCOPE: ::c_int = 0x00000100;
+pub const NI_DGRAM: ::c_int = 0x00000010;
 
 pub const Q_GETQUOTA: ::c_int = 0x300;
 pub const Q_SETQUOTA: ::c_int = 0x400;
@@ -2147,6 +2159,19 @@ pub const PRIO_DARWIN_NONUI: ::c_int = 0x1001;
 
 pub const SEM_FAILED: *mut sem_t = -1isize as *mut ::sem_t;
 
+pub const AI_PASSIVE: ::c_int = 0x00000001;
+pub const AI_CANONNAME: ::c_int = 0x00000002;
+pub const AI_NUMERICHOST: ::c_int = 0x00000004;
+pub const AI_NUMERICSERV: ::c_int = 0x00001000;
+pub const AI_MASK: ::c_int = AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST |
+                             AI_NUMERICSERV | AI_ADDRCONFIG;
+pub const AI_ALL: ::c_int = 0x00000100;
+pub const AI_V4MAPPED_CFG: ::c_int = 0x00000200;
+pub const AI_ADDRCONFIG: ::c_int = 0x00000400;
+pub const AI_V4MAPPED: ::c_int = 0x00000800;
+pub const AI_DEFAULT: ::c_int = AI_V4MAPPED_CFG | AI_ADDRCONFIG;
+pub const AI_UNUSABLE: ::c_int = 0x10000000;
+
 pub const SIGEV_NONE: ::c_int = 0;
 pub const SIGEV_SIGNAL: ::c_int = 1;
 pub const SIGEV_THREAD: ::c_int = 3;
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
index 1ead166..03b19eb 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/libc/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;
diff --git a/libc/src/unix/bsd/freebsdlike/mod.rs b/libc/src/unix/bsd/freebsdlike/mod.rs
index cb3dba4..9829dde 100644
--- a/libc/src/unix/bsd/freebsdlike/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/mod.rs
@@ -664,10 +664,13 @@ pub const IP_RECVDSTADDR: ::c_int = 7;
 pub const IP_SENDSRCADDR: ::c_int = IP_RECVDSTADDR;
 pub const IP_ADD_MEMBERSHIP: ::c_int = 12;
 pub const IP_DROP_MEMBERSHIP: ::c_int = 13;
+pub const IP_RECVIF: ::c_int = 20;
 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;
diff --git a/libc/src/unix/bsd/mod.rs b/libc/src/unix/bsd/mod.rs
index 770b9b9..03125c9 100644
--- a/libc/src/unix/bsd/mod.rs
+++ b/libc/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;
diff --git a/libc/src/unix/bsd/netbsdlike/mod.rs b/libc/src/unix/bsd/netbsdlike/mod.rs
index bfd541d..abd014c 100644
--- a/libc/src/unix/bsd/netbsdlike/mod.rs
+++ b/libc/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;
diff --git a/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs b/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs
index 55b8f4c..9c8173f 100644
--- a/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs
+++ b/libc/src/unix/bsd/netbsdlike/netbsd/mod.rs
@@ -393,6 +393,9 @@ pub const F_GETNOSIGPIPE: ::c_int = 13;
 pub const F_SETNOSIGPIPE: ::c_int = 14;
 pub const F_MAXFD: ::c_int = 11;
 
+pub const IP_RECVDSTADDR: ::c_int = 7;
+pub const IP_SENDSRCADDR: ::c_int = IP_RECVDSTADDR;
+pub const IP_RECVIF: ::c_int = 20;
 pub const IP_PKTINFO: ::c_int = 25;
 pub const IP_RECVPKTINFO: ::c_int = 26;
 pub const IPV6_JOIN_GROUP: ::c_int = 12;
diff --git a/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs b/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs
index 85f0a02..1c2e47d 100644
--- a/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs
+++ b/libc/src/unix/bsd/netbsdlike/openbsdlike/mod.rs
@@ -319,6 +319,7 @@ pub const IPPROTO_DIVERT: ::c_int = 258;
 
 pub const IP_RECVDSTADDR: ::c_int = 7;
 pub const IP_SENDSRCADDR: ::c_int = IP_RECVDSTADDR;
+pub const IP_RECVIF: ::c_int = 30;
 
 // sys/netinet/in.h
 pub const TCP_MD5SIG: ::c_int = 0x04;
diff --git a/libc/src/unix/notbsd/android/mod.rs b/libc/src/unix/notbsd/android/mod.rs
index 70052e1..972281c 100644
--- a/libc/src/unix/notbsd/android/mod.rs
+++ b/libc/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;
@@ -1056,6 +1058,7 @@ pub const O_TMPFILE: ::c_int = 0o20000000 | O_DIRECTORY;
 
 pub const MFD_CLOEXEC: ::c_uint = 0x0001;
 pub const MFD_ALLOW_SEALING: ::c_uint = 0x0002;
+pub const MFD_HUGETLB: ::c_uint = 0x0004;
 
 // linux/netfilter.h
 pub const NF_DROP: ::c_int = 0;
diff --git a/libc/src/unix/notbsd/linux/mips/mod.rs b/libc/src/unix/notbsd/linux/mips/mod.rs
index b000d6d..8809bef 100644
--- a/libc/src/unix/notbsd/linux/mips/mod.rs
+++ b/libc/src/unix/notbsd/linux/mips/mod.rs
@@ -537,6 +537,9 @@ pub const MAP_HUGETLB: ::c_int = 0x080000;
 
 pub const EFD_NONBLOCK: ::c_int = 0x80;
 
+pub const F_RDLCK: ::c_int = 0;
+pub const F_WRLCK: ::c_int = 1;
+pub const F_UNLCK: ::c_int = 2;
 pub const F_GETLK: ::c_int = 14;
 pub const F_GETOWN: ::c_int = 23;
 pub const F_SETOWN: ::c_int = 24;
diff --git a/libc/src/unix/notbsd/linux/mod.rs b/libc/src/unix/notbsd/linux/mod.rs
index 1aeceb1..8669a06 100644
--- a/libc/src/unix/notbsd/linux/mod.rs
+++ b/libc/src/unix/notbsd/linux/mod.rs
@@ -1320,6 +1320,7 @@ pub const CMSPAR: ::tcflag_t = 0o10000000000;
 
 pub const MFD_CLOEXEC: ::c_uint = 0x0001;
 pub const MFD_ALLOW_SEALING: ::c_uint = 0x0002;
+pub const MFD_HUGETLB: ::c_uint = 0x0004;
 
 // these are used in the p_type field of Elf32_Phdr and Elf64_Phdr, which has
 // the type Elf32Word and Elf64Word respectively. Luckily, both of those are u32
@@ -1611,6 +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;
 
diff --git a/libc/src/unix/notbsd/linux/s390x.rs b/libc/src/unix/notbsd/linux/s390x.rs
index 9196f88..9e3814f 100644
--- a/libc/src/unix/notbsd/linux/s390x.rs
+++ b/libc/src/unix/notbsd/linux/s390x.rs
@@ -791,6 +791,9 @@ pub const MAP_HUGETLB: ::c_int = 0x040000;
 
 pub const EFD_NONBLOCK: ::c_int = 0x800;
 
+pub const F_RDLCK: ::c_int = 0;
+pub const F_WRLCK: ::c_int = 1;
+pub const F_UNLCK: ::c_int = 2;
 pub const F_GETLK: ::c_int = 5;
 pub const F_GETOWN: ::c_int = 9;
 pub const F_SETOWN: ::c_int = 8;
diff --git a/libc/src/unix/notbsd/mod.rs b/libc/src/unix/notbsd/mod.rs
index 9557d1b..6ff0807 100644
--- a/libc/src/unix/notbsd/mod.rs
+++ b/libc/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 {
diff --git a/libc/src/windows/gnu.rs b/libc/src/windows/gnu.rs
index a67af15..45e7dda 100644
--- a/libc/src/windows/gnu.rs
+++ b/libc/src/windows/gnu.rs
@@ -1,8 +1,13 @@
 pub const L_tmpnam: ::c_uint = 14;
 pub const TMP_MAX: ::c_uint = 0x7fff;
 
+// stdio file descriptor numbers
+pub const STDIN_FILENO: ::c_int = 0;
+pub const STDOUT_FILENO: ::c_int = 1;
+pub const STDERR_FILENO: ::c_int = 2;
+
 extern {
     pub fn strcasecmp(s1: *const ::c_char, s2: *const ::c_char) -> ::c_int;
     pub fn strncasecmp(s1: *const ::c_char, s2: *const ::c_char,
-                    n: ::size_t) -> ::c_int;
+                       n: ::size_t) -> ::c_int;
 }
diff --git a/libc/src/windows/mod.rs b/libc/src/windows/mod.rs
index f46eb36..4bea459 100644
--- a/libc/src/windows/mod.rs
+++ b/libc/src/windows/mod.rs
@@ -27,6 +27,7 @@ pub type ptrdiff_t = isize;
 pub type intptr_t = isize;
 pub type uintptr_t = usize;
 pub type ssize_t = isize;
+pub type sighandler_t = usize;
 
 pub type c_char = i8;
 pub type c_long = i32;
@@ -49,6 +50,8 @@ pub type ino_t = u16;
 pub enum timezone {}
 pub type time64_t = i64;
 
+pub type SOCKET = ::uintptr_t;
+
 s! {
     // note this is the struct called stat64 in Windows. Not stat, nor stati64.
     pub struct stat {
@@ -72,15 +75,15 @@ s! {
     }
 
     pub struct tm {
-        tm_sec: ::c_int,
-        tm_min: ::c_int,
-        tm_hour: ::c_int,
-        tm_mday: ::c_int,
-        tm_mon: ::c_int,
-        tm_year: ::c_int,
-        tm_wday: ::c_int,
-        tm_yday: ::c_int,
-        tm_isdst: ::c_int,
+        pub tm_sec: ::c_int,
+        pub tm_min: ::c_int,
+        pub tm_hour: ::c_int,
+        pub tm_mday: ::c_int,
+        pub tm_mon: ::c_int,
+        pub tm_year: ::c_int,
+        pub tm_wday: ::c_int,
+        pub tm_yday: ::c_int,
+        pub tm_isdst: ::c_int,
     }
 
     pub struct timeval {
@@ -92,6 +95,11 @@ s! {
         pub tv_sec: time_t,
         pub tv_nsec: c_long,
     }
+
+    pub struct sockaddr {
+        pub sa_family: c_ushort,
+        pub sa_data: [c_char; 14],
+    }
 }
 
 pub const INT_MIN: c_int = -2147483648;
@@ -177,6 +185,16 @@ pub const ENOTEMPTY: ::c_int = 41;
 pub const EILSEQ: ::c_int = 42;
 pub const STRUNCATE: ::c_int = 80;
 
+// signal codes
+pub const SIGINT: ::c_int = 2;
+pub const SIGILL: ::c_int = 4;
+pub const SIGFPE: ::c_int = 8;
+pub const SIGSEGV: ::c_int = 11;
+pub const SIGTERM: ::c_int = 15;
+pub const SIGABRT: ::c_int = 22;
+pub const NSIG: ::c_int = 23;
+pub const SIG_ERR: ::c_int = -1;
+
 // inline comment below appeases style checker
 #[cfg(all(target_env = "msvc", feature = "rustc-dep-of-std"))] // " if "
 #[link(name = "msvcrt", cfg(not(target_feature = "crt-static")))]
@@ -287,6 +305,9 @@ extern {
     pub fn rand() -> c_int;
     pub fn srand(seed: c_uint);
 
+    pub fn signal(signum: c_int, handler: sighandler_t) -> sighandler_t;
+    pub fn raise(signum: c_int) -> c_int;
+
     #[link_name = "_chmod"]
     pub fn chmod(path: *const c_char, mode: ::c_int) -> ::c_int;
     #[link_name = "_wchmod"]
@@ -369,6 +390,34 @@ extern {
                       locale: *const wchar_t) -> *mut wchar_t;
 }
 
+extern "system" {
+    pub fn listen(s: SOCKET, backlog: ::c_int) -> ::c_int;
+    pub fn accept(s: SOCKET, addr: *mut ::sockaddr,
+                  addrlen: *mut ::c_int) -> SOCKET;
+    pub fn bind(s: SOCKET, name: *const ::sockaddr,
+                namelen: ::c_int) -> ::c_int;
+    pub fn connect(s: SOCKET, name: *const ::sockaddr,
+                   namelen: ::c_int) -> ::c_int;
+    pub fn getpeername(s: SOCKET, name: *mut ::sockaddr,
+                       nameln: *mut ::c_int) -> ::c_int;
+    pub fn getsockname(s: SOCKET, name: *mut ::sockaddr,
+                       nameln: *mut ::c_int) -> ::c_int;
+    pub fn getsockopt(s: SOCKET, level: ::c_int, optname: ::c_int,
+                      optval: *mut ::c_char,
+                      optlen: *mut ::c_int) -> ::c_int;
+    pub fn recvfrom(s: SOCKET, buf: *mut  ::c_char, len: ::c_int,
+                    flags: ::c_int, from: *mut ::sockaddr,
+                    fromlen: *mut ::c_int) -> ::c_int;
+    pub fn sendto(s: SOCKET, buf: *const  ::c_char, len: ::c_int,
+                  flags: ::c_int, to: *const ::sockaddr,
+                  tolen: ::c_int) -> ::c_int;
+    pub fn setsockopt(s: SOCKET, level: ::c_int, optname: ::c_int,
+                      optval: *const  ::c_char,
+                      optlen: ::c_int) -> ::c_int;
+    pub fn socket(af: ::c_int, socket_type: ::c_int,
+                  protocol: ::c_int) -> SOCKET;
+}
+
 cfg_if! {
     if #[cfg(core_cvoid)] {
         pub use core::ffi::c_void;
diff --git a/libc/src/windows/msvc.rs b/libc/src/windows/msvc.rs
index 9e2a9b9..1ebfcad 100644
--- a/libc/src/windows/msvc.rs
+++ b/libc/src/windows/msvc.rs
@@ -7,4 +7,4 @@ extern {
     #[link_name = "_strnicmp"]
     pub fn strnicmp(s1: *const ::c_char, s2: *const ::c_char,
                     n: ::size_t) -> ::c_int;
-}
\ No newline at end of file
+}