redrust 0.1.1

redrust is a port of the popular Redis database system written in Rust programming language. This port aims to provide all the features of Redis while taking advantage of the Rust language's safety, speed, and modern language features.
Documentation
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extern crate c2rust_bitfields;
extern crate libc;
extern crate core;
extern "C" {
    pub type sockaddr_x25;
    pub type sockaddr_ns;
    pub type sockaddr_iso;
    pub type sockaddr_ipx;
    pub type sockaddr_inarp;
    pub type sockaddr_eon;
    pub type sockaddr_dl;
    pub type sockaddr_ax25;
    pub type sockaddr_at;
    fn socket(
        __domain: libc::c_int,
        __type: libc::c_int,
        __protocol: libc::c_int,
    ) -> libc::c_int;
    fn bind(
        __fd: libc::c_int,
        __addr: __CONST_SOCKADDR_ARG,
        __len: socklen_t,
    ) -> libc::c_int;
    fn getsockname(
        __fd: libc::c_int,
        __addr: __SOCKADDR_ARG,
        __len: *mut socklen_t,
    ) -> libc::c_int;
    fn connect(
        __fd: libc::c_int,
        __addr: __CONST_SOCKADDR_ARG,
        __len: socklen_t,
    ) -> libc::c_int;
    fn getpeername(
        __fd: libc::c_int,
        __addr: __SOCKADDR_ARG,
        __len: *mut socklen_t,
    ) -> libc::c_int;
    fn setsockopt(
        __fd: libc::c_int,
        __level: libc::c_int,
        __optname: libc::c_int,
        __optval: *const libc::c_void,
        __optlen: socklen_t,
    ) -> libc::c_int;
    fn listen(__fd: libc::c_int, __n: libc::c_int) -> libc::c_int;
    fn accept4(
        __fd: libc::c_int,
        __addr: __SOCKADDR_ARG,
        __addr_len: *mut socklen_t,
        __flags: libc::c_int,
    ) -> libc::c_int;
    fn chmod(__file: *const libc::c_char, __mode: __mode_t) -> libc::c_int;
    fn memset(
        _: *mut libc::c_void,
        _: libc::c_int,
        _: libc::c_ulong,
    ) -> *mut libc::c_void;
    fn strncpy(
        _: *mut libc::c_char,
        _: *const libc::c_char,
        _: libc::c_ulong,
    ) -> *mut libc::c_char;
    fn strcmp(_: *const libc::c_char, _: *const libc::c_char) -> libc::c_int;
    fn strchr(_: *const libc::c_char, _: libc::c_int) -> *mut libc::c_char;
    fn strlen(_: *const libc::c_char) -> libc::c_ulong;
    fn strerror(_: libc::c_int) -> *mut libc::c_char;
    fn inet_ntop(
        __af: libc::c_int,
        __cp: *const libc::c_void,
        __buf: *mut libc::c_char,
        __len: socklen_t,
    ) -> *const libc::c_char;
    fn close(__fd: libc::c_int) -> libc::c_int;
    fn pipe(__pipedes: *mut libc::c_int) -> libc::c_int;
    fn pipe2(__pipedes: *mut libc::c_int, __flags: libc::c_int) -> libc::c_int;
    fn fcntl(__fd: libc::c_int, __cmd: libc::c_int, _: ...) -> libc::c_int;
    fn getaddrinfo(
        __name: *const libc::c_char,
        __service: *const libc::c_char,
        __req: *const addrinfo,
        __pai: *mut *mut addrinfo,
    ) -> libc::c_int;
    fn freeaddrinfo(__ai: *mut addrinfo);
    fn gai_strerror(__ecode: libc::c_int) -> *const libc::c_char;
    fn __errno_location() -> *mut libc::c_int;
    fn snprintf(
        _: *mut libc::c_char,
        _: libc::c_ulong,
        _: *const libc::c_char,
        _: ...
    ) -> libc::c_int;
    fn vsnprintf(
        _: *mut libc::c_char,
        _: libc::c_ulong,
        _: *const libc::c_char,
        _: core::ffi::VaList,
    ) -> libc::c_int;
}
pub type __builtin_va_list = __va_list;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct __va_list {
    pub __stack: *mut libc::c_void,
    pub __gr_top: *mut libc::c_void,
    pub __vr_top: *mut libc::c_void,
    pub __gr_offs: libc::c_int,
    pub __vr_offs: libc::c_int,
}
pub type __uint8_t = libc::c_uchar;
pub type __uint16_t = libc::c_ushort;
pub type __uint32_t = libc::c_uint;
pub type __mode_t = libc::c_uint;
pub type __time_t = libc::c_long;
pub type __suseconds_t = libc::c_long;
pub type __socklen_t = libc::c_uint;
pub type mode_t = __mode_t;
pub type size_t = libc::c_ulong;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct timeval {
    pub tv_sec: __time_t,
    pub tv_usec: __suseconds_t,
}
pub type socklen_t = __socklen_t;
pub type __socket_type = libc::c_uint;
pub const SOCK_NONBLOCK: __socket_type = 2048;
pub const SOCK_CLOEXEC: __socket_type = 524288;
pub const SOCK_PACKET: __socket_type = 10;
pub const SOCK_DCCP: __socket_type = 6;
pub const SOCK_SEQPACKET: __socket_type = 5;
pub const SOCK_RDM: __socket_type = 4;
pub const SOCK_RAW: __socket_type = 3;
pub const SOCK_DGRAM: __socket_type = 2;
pub const SOCK_STREAM: __socket_type = 1;
pub type sa_family_t = libc::c_ushort;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct sockaddr {
    pub sa_family: sa_family_t,
    pub sa_data: [libc::c_char; 14],
}
#[derive(Copy, Clone)]
#[repr(C)]
pub struct sockaddr_storage {
    pub ss_family: sa_family_t,
    pub __ss_padding: [libc::c_char; 118],
    pub __ss_align: libc::c_ulong,
}
#[derive(Copy, Clone)]
#[repr(C)]
pub union __SOCKADDR_ARG {
    pub __sockaddr__: *mut sockaddr,
    pub __sockaddr_at__: *mut sockaddr_at,
    pub __sockaddr_ax25__: *mut sockaddr_ax25,
    pub __sockaddr_dl__: *mut sockaddr_dl,
    pub __sockaddr_eon__: *mut sockaddr_eon,
    pub __sockaddr_in__: *mut sockaddr_in,
    pub __sockaddr_in6__: *mut sockaddr_in6,
    pub __sockaddr_inarp__: *mut sockaddr_inarp,
    pub __sockaddr_ipx__: *mut sockaddr_ipx,
    pub __sockaddr_iso__: *mut sockaddr_iso,
    pub __sockaddr_ns__: *mut sockaddr_ns,
    pub __sockaddr_un__: *mut sockaddr_un,
    pub __sockaddr_x25__: *mut sockaddr_x25,
}
#[derive(Copy, Clone)]
#[repr(C)]
pub struct sockaddr_un {
    pub sun_family: sa_family_t,
    pub sun_path: [libc::c_char; 108],
}
#[derive(Copy, Clone)]
#[repr(C)]
pub struct sockaddr_in6 {
    pub sin6_family: sa_family_t,
    pub sin6_port: in_port_t,
    pub sin6_flowinfo: uint32_t,
    pub sin6_addr: in6_addr,
    pub sin6_scope_id: uint32_t,
}
pub type uint32_t = __uint32_t;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct in6_addr {
    pub __in6_u: C2RustUnnamed,
}
#[derive(Copy, Clone)]
#[repr(C)]
pub union C2RustUnnamed {
    pub __u6_addr8: [uint8_t; 16],
    pub __u6_addr16: [uint16_t; 8],
    pub __u6_addr32: [uint32_t; 4],
}
pub type uint16_t = __uint16_t;
pub type uint8_t = __uint8_t;
pub type in_port_t = uint16_t;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct sockaddr_in {
    pub sin_family: sa_family_t,
    pub sin_port: in_port_t,
    pub sin_addr: in_addr,
    pub sin_zero: [libc::c_uchar; 8],
}
#[derive(Copy, Clone)]
#[repr(C)]
pub struct in_addr {
    pub s_addr: in_addr_t,
}
pub type in_addr_t = uint32_t;
#[derive(Copy, Clone)]
#[repr(C)]
pub union __CONST_SOCKADDR_ARG {
    pub __sockaddr__: *const sockaddr,
    pub __sockaddr_at__: *const sockaddr_at,
    pub __sockaddr_ax25__: *const sockaddr_ax25,
    pub __sockaddr_dl__: *const sockaddr_dl,
    pub __sockaddr_eon__: *const sockaddr_eon,
    pub __sockaddr_in__: *const sockaddr_in,
    pub __sockaddr_in6__: *const sockaddr_in6,
    pub __sockaddr_inarp__: *const sockaddr_inarp,
    pub __sockaddr_ipx__: *const sockaddr_ipx,
    pub __sockaddr_iso__: *const sockaddr_iso,
    pub __sockaddr_ns__: *const sockaddr_ns,
    pub __sockaddr_un__: *const sockaddr_un,
    pub __sockaddr_x25__: *const sockaddr_x25,
}
pub type C2RustUnnamed_0 = libc::c_uint;
pub const IPPROTO_MAX: C2RustUnnamed_0 = 256;
pub const IPPROTO_RAW: C2RustUnnamed_0 = 255;
pub const IPPROTO_MPLS: C2RustUnnamed_0 = 137;
pub const IPPROTO_UDPLITE: C2RustUnnamed_0 = 136;
pub const IPPROTO_SCTP: C2RustUnnamed_0 = 132;
pub const IPPROTO_COMP: C2RustUnnamed_0 = 108;
pub const IPPROTO_PIM: C2RustUnnamed_0 = 103;
pub const IPPROTO_ENCAP: C2RustUnnamed_0 = 98;
pub const IPPROTO_BEETPH: C2RustUnnamed_0 = 94;
pub const IPPROTO_MTP: C2RustUnnamed_0 = 92;
pub const IPPROTO_AH: C2RustUnnamed_0 = 51;
pub const IPPROTO_ESP: C2RustUnnamed_0 = 50;
pub const IPPROTO_GRE: C2RustUnnamed_0 = 47;
pub const IPPROTO_RSVP: C2RustUnnamed_0 = 46;
pub const IPPROTO_IPV6: C2RustUnnamed_0 = 41;
pub const IPPROTO_DCCP: C2RustUnnamed_0 = 33;
pub const IPPROTO_TP: C2RustUnnamed_0 = 29;
pub const IPPROTO_IDP: C2RustUnnamed_0 = 22;
pub const IPPROTO_UDP: C2RustUnnamed_0 = 17;
pub const IPPROTO_PUP: C2RustUnnamed_0 = 12;
pub const IPPROTO_EGP: C2RustUnnamed_0 = 8;
pub const IPPROTO_TCP: C2RustUnnamed_0 = 6;
pub const IPPROTO_IPIP: C2RustUnnamed_0 = 4;
pub const IPPROTO_IGMP: C2RustUnnamed_0 = 2;
pub const IPPROTO_ICMP: C2RustUnnamed_0 = 1;
pub const IPPROTO_IP: C2RustUnnamed_0 = 0;
#[derive(Copy, Clone)]
#[repr(C)]
pub struct addrinfo {
    pub ai_flags: libc::c_int,
    pub ai_family: libc::c_int,
    pub ai_socktype: libc::c_int,
    pub ai_protocol: libc::c_int,
    pub ai_addrlen: socklen_t,
    pub ai_addr: *mut sockaddr,
    pub ai_canonname: *mut libc::c_char,
    pub ai_next: *mut addrinfo,
}
pub type va_list = __builtin_va_list;
#[inline]
unsafe extern "C" fn __bswap_16(mut __bsx: __uint16_t) -> __uint16_t {
    return (__bsx as libc::c_int >> 8 as libc::c_int & 0xff as libc::c_int
        | (__bsx as libc::c_int & 0xff as libc::c_int) << 8 as libc::c_int)
        as __uint16_t;
}
unsafe extern "C" fn anetSetError(
    mut err: *mut libc::c_char,
    mut fmt: *const libc::c_char,
    mut args: ...
) {
    let mut ap: core::ffi::VaListImpl;
    if err.is_null() {
        return;
    }
    ap = args.clone();
    vsnprintf(err, 256 as libc::c_int as libc::c_ulong, fmt, ap.as_va_list());
}
#[no_mangle]
pub unsafe extern "C" fn anetSetBlock(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut non_block: libc::c_int,
) -> libc::c_int {
    let mut flags: libc::c_int = 0;
    flags = fcntl(fd, 3 as libc::c_int);
    if flags == -(1 as libc::c_int) {
        anetSetError(
            err,
            b"fcntl(F_GETFL): %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    if (flags & 0o4000 as libc::c_int != 0) as libc::c_int
        == (non_block != 0) as libc::c_int
    {
        return 0 as libc::c_int;
    }
    if non_block != 0 {
        flags |= 0o4000 as libc::c_int;
    } else {
        flags &= !(0o4000 as libc::c_int);
    }
    if fcntl(fd, 4 as libc::c_int, flags) == -(1 as libc::c_int) {
        anetSetError(
            err,
            b"fcntl(F_SETFL,O_NONBLOCK): %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
#[no_mangle]
pub unsafe extern "C" fn anetNonBlock(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
) -> libc::c_int {
    return anetSetBlock(err, fd, 1 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetBlock(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
) -> libc::c_int {
    return anetSetBlock(err, fd, 0 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetCloexec(mut fd: libc::c_int) -> libc::c_int {
    let mut r: libc::c_int = 0;
    let mut flags: libc::c_int = 0;
    loop {
        r = fcntl(fd, 1 as libc::c_int);
        if !(r == -(1 as libc::c_int) && *__errno_location() == 4 as libc::c_int) {
            break;
        }
    }
    if r == -(1 as libc::c_int) || r & 1 as libc::c_int != 0 {
        return r;
    }
    flags = r | 1 as libc::c_int;
    loop {
        r = fcntl(fd, 2 as libc::c_int, flags);
        if !(r == -(1 as libc::c_int) && *__errno_location() == 4 as libc::c_int) {
            break;
        }
    }
    return r;
}
#[no_mangle]
pub unsafe extern "C" fn anetKeepAlive(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut interval: libc::c_int,
) -> libc::c_int {
    let mut val: libc::c_int = 1 as libc::c_int;
    if setsockopt(
        fd,
        1 as libc::c_int,
        9 as libc::c_int,
        &mut val as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt SO_KEEPALIVE: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    val = interval;
    if setsockopt(
        fd,
        IPPROTO_TCP as libc::c_int,
        4 as libc::c_int,
        &mut val as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) < 0 as libc::c_int
    {
        anetSetError(
            err,
            b"setsockopt TCP_KEEPIDLE: %s\n\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    val = interval / 3 as libc::c_int;
    if val == 0 as libc::c_int {
        val = 1 as libc::c_int;
    }
    if setsockopt(
        fd,
        IPPROTO_TCP as libc::c_int,
        5 as libc::c_int,
        &mut val as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) < 0 as libc::c_int
    {
        anetSetError(
            err,
            b"setsockopt TCP_KEEPINTVL: %s\n\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    val = 3 as libc::c_int;
    if setsockopt(
        fd,
        IPPROTO_TCP as libc::c_int,
        6 as libc::c_int,
        &mut val as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) < 0 as libc::c_int
    {
        anetSetError(
            err,
            b"setsockopt TCP_KEEPCNT: %s\n\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
unsafe extern "C" fn anetSetTcpNoDelay(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut val: libc::c_int,
) -> libc::c_int {
    if setsockopt(
        fd,
        IPPROTO_TCP as libc::c_int,
        1 as libc::c_int,
        &mut val as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt TCP_NODELAY: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
#[no_mangle]
pub unsafe extern "C" fn anetEnableTcpNoDelay(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
) -> libc::c_int {
    return anetSetTcpNoDelay(err, fd, 1 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetDisableTcpNoDelay(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
) -> libc::c_int {
    return anetSetTcpNoDelay(err, fd, 0 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetSendTimeout(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut ms: libc::c_longlong,
) -> libc::c_int {
    let mut tv: timeval = timeval { tv_sec: 0, tv_usec: 0 };
    tv.tv_sec = (ms / 1000 as libc::c_int as libc::c_longlong) as __time_t;
    tv
        .tv_usec = (ms % 1000 as libc::c_int as libc::c_longlong
        * 1000 as libc::c_int as libc::c_longlong) as __suseconds_t;
    if setsockopt(
        fd,
        1 as libc::c_int,
        21 as libc::c_int,
        &mut tv as *mut timeval as *const libc::c_void,
        core::mem::size_of::<timeval>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt SO_SNDTIMEO: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
#[no_mangle]
pub unsafe extern "C" fn anetRecvTimeout(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut ms: libc::c_longlong,
) -> libc::c_int {
    let mut tv: timeval = timeval { tv_sec: 0, tv_usec: 0 };
    tv.tv_sec = (ms / 1000 as libc::c_int as libc::c_longlong) as __time_t;
    tv
        .tv_usec = (ms % 1000 as libc::c_int as libc::c_longlong
        * 1000 as libc::c_int as libc::c_longlong) as __suseconds_t;
    if setsockopt(
        fd,
        1 as libc::c_int,
        20 as libc::c_int,
        &mut tv as *mut timeval as *const libc::c_void,
        core::mem::size_of::<timeval>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt SO_RCVTIMEO: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
#[no_mangle]
pub unsafe extern "C" fn anetResolve(
    mut err: *mut libc::c_char,
    mut host: *mut libc::c_char,
    mut ipbuf: *mut libc::c_char,
    mut ipbuf_len: size_t,
    mut flags: libc::c_int,
) -> libc::c_int {
    let mut hints: addrinfo = addrinfo {
        ai_flags: 0,
        ai_family: 0,
        ai_socktype: 0,
        ai_protocol: 0,
        ai_addrlen: 0,
        ai_addr: 0 as *mut sockaddr,
        ai_canonname: 0 as *mut libc::c_char,
        ai_next: 0 as *mut addrinfo,
    };
    let mut info: *mut addrinfo = 0 as *mut addrinfo;
    let mut rv: libc::c_int = 0;
    memset(
        &mut hints as *mut addrinfo as *mut libc::c_void,
        0 as libc::c_int,
        core::mem::size_of::<addrinfo>() as libc::c_ulong,
    );
    if flags & (1 as libc::c_int) << 0 as libc::c_int != 0 {
        hints.ai_flags = 0x4 as libc::c_int;
    }
    hints.ai_family = 0 as libc::c_int;
    hints.ai_socktype = SOCK_STREAM as libc::c_int;
    rv = getaddrinfo(host, 0 as *const libc::c_char, &mut hints, &mut info);
    if rv != 0 as libc::c_int {
        anetSetError(err, b"%s\0" as *const u8 as *const libc::c_char, gai_strerror(rv));
        return -(1 as libc::c_int);
    }
    if (*info).ai_family == 2 as libc::c_int {
        let mut sa: *mut sockaddr_in = (*info).ai_addr as *mut sockaddr_in;
        inet_ntop(
            2 as libc::c_int,
            &mut (*sa).sin_addr as *mut in_addr as *const libc::c_void,
            ipbuf,
            ipbuf_len as socklen_t,
        );
    } else {
        let mut sa_0: *mut sockaddr_in6 = (*info).ai_addr as *mut sockaddr_in6;
        inet_ntop(
            10 as libc::c_int,
            &mut (*sa_0).sin6_addr as *mut in6_addr as *const libc::c_void,
            ipbuf,
            ipbuf_len as socklen_t,
        );
    }
    freeaddrinfo(info);
    return 0 as libc::c_int;
}
unsafe extern "C" fn anetSetReuseAddr(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
) -> libc::c_int {
    let mut yes: libc::c_int = 1 as libc::c_int;
    if setsockopt(
        fd,
        1 as libc::c_int,
        2 as libc::c_int,
        &mut yes as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt SO_REUSEADDR: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
unsafe extern "C" fn anetCreateSocket(
    mut err: *mut libc::c_char,
    mut domain: libc::c_int,
) -> libc::c_int {
    let mut s: libc::c_int = 0;
    s = socket(domain, SOCK_STREAM as libc::c_int, 0 as libc::c_int);
    if s == -(1 as libc::c_int) {
        anetSetError(
            err,
            b"creating socket: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    if anetSetReuseAddr(err, s) == -(1 as libc::c_int) {
        close(s);
        return -(1 as libc::c_int);
    }
    return s;
}
unsafe extern "C" fn anetTcpGenericConnect(
    mut err: *mut libc::c_char,
    mut addr: *const libc::c_char,
    mut port: libc::c_int,
    mut source_addr: *const libc::c_char,
    mut flags: libc::c_int,
) -> libc::c_int {
    let mut current_block: u64;
    let mut s: libc::c_int = -(1 as libc::c_int);
    let mut rv: libc::c_int = 0;
    let mut portstr: [libc::c_char; 6] = [0; 6];
    let mut hints: addrinfo = addrinfo {
        ai_flags: 0,
        ai_family: 0,
        ai_socktype: 0,
        ai_protocol: 0,
        ai_addrlen: 0,
        ai_addr: 0 as *mut sockaddr,
        ai_canonname: 0 as *mut libc::c_char,
        ai_next: 0 as *mut addrinfo,
    };
    let mut servinfo: *mut addrinfo = 0 as *mut addrinfo;
    let mut bservinfo: *mut addrinfo = 0 as *mut addrinfo;
    let mut p: *mut addrinfo = 0 as *mut addrinfo;
    let mut b: *mut addrinfo = 0 as *mut addrinfo;
    snprintf(
        portstr.as_mut_ptr(),
        core::mem::size_of::<[libc::c_char; 6]>() as libc::c_ulong,
        b"%d\0" as *const u8 as *const libc::c_char,
        port,
    );
    memset(
        &mut hints as *mut addrinfo as *mut libc::c_void,
        0 as libc::c_int,
        core::mem::size_of::<addrinfo>() as libc::c_ulong,
    );
    hints.ai_family = 0 as libc::c_int;
    hints.ai_socktype = SOCK_STREAM as libc::c_int;
    rv = getaddrinfo(addr, portstr.as_mut_ptr(), &mut hints, &mut servinfo);
    if rv != 0 as libc::c_int {
        anetSetError(err, b"%s\0" as *const u8 as *const libc::c_char, gai_strerror(rv));
        return -(1 as libc::c_int);
    }
    p = servinfo;
    loop {
        if p.is_null() {
            current_block = 4068382217303356765;
            break;
        }
        s = socket((*p).ai_family, (*p).ai_socktype, (*p).ai_protocol);
        if !(s == -(1 as libc::c_int)) {
            if anetSetReuseAddr(err, s) == -(1 as libc::c_int) {
                current_block = 18230845023186363638;
                break;
            }
            if flags & 1 as libc::c_int != 0 && anetNonBlock(err, s) != 0 as libc::c_int
            {
                current_block = 18230845023186363638;
                break;
            }
            if !source_addr.is_null() {
                let mut bound: libc::c_int = 0 as libc::c_int;
                rv = getaddrinfo(
                    source_addr,
                    0 as *const libc::c_char,
                    &mut hints,
                    &mut bservinfo,
                );
                if rv != 0 as libc::c_int {
                    anetSetError(
                        err,
                        b"%s\0" as *const u8 as *const libc::c_char,
                        gai_strerror(rv),
                    );
                    current_block = 18230845023186363638;
                    break;
                } else {
                    b = bservinfo;
                    while !b.is_null() {
                        if bind(
                            s,
                            __CONST_SOCKADDR_ARG {
                                __sockaddr__: (*b).ai_addr,
                            },
                            (*b).ai_addrlen,
                        ) != -(1 as libc::c_int)
                        {
                            bound = 1 as libc::c_int;
                            break;
                        } else {
                            b = (*b).ai_next;
                        }
                    }
                    freeaddrinfo(bservinfo);
                    if bound == 0 {
                        anetSetError(
                            err,
                            b"bind: %s\0" as *const u8 as *const libc::c_char,
                            strerror(*__errno_location()),
                        );
                        current_block = 18230845023186363638;
                        break;
                    }
                }
            }
            if !(connect(
                s,
                __CONST_SOCKADDR_ARG {
                    __sockaddr__: (*p).ai_addr,
                },
                (*p).ai_addrlen,
            ) == -(1 as libc::c_int))
            {
                current_block = 12152712920694627287;
                break;
            }
            if *__errno_location() == 115 as libc::c_int && flags & 1 as libc::c_int != 0
            {
                current_block = 12152712920694627287;
                break;
            }
            close(s);
            s = -(1 as libc::c_int);
        }
        p = (*p).ai_next;
    }
    match current_block {
        4068382217303356765 => {
            if p.is_null() {
                anetSetError(
                    err,
                    b"creating socket: %s\0" as *const u8 as *const libc::c_char,
                    strerror(*__errno_location()),
                );
            }
            current_block = 18230845023186363638;
        }
        _ => {}
    }
    match current_block {
        18230845023186363638 => {
            if s != -(1 as libc::c_int) {
                close(s);
                s = -(1 as libc::c_int);
            }
        }
        _ => {}
    }
    freeaddrinfo(servinfo);
    if s == -(1 as libc::c_int) && !source_addr.is_null()
        && flags & 2 as libc::c_int != 0
    {
        return anetTcpGenericConnect(err, addr, port, 0 as *const libc::c_char, flags)
    } else {
        return s
    };
}
#[no_mangle]
pub unsafe extern "C" fn anetTcpNonBlockConnect(
    mut err: *mut libc::c_char,
    mut addr: *const libc::c_char,
    mut port: libc::c_int,
) -> libc::c_int {
    return anetTcpGenericConnect(
        err,
        addr,
        port,
        0 as *const libc::c_char,
        1 as libc::c_int,
    );
}
#[no_mangle]
pub unsafe extern "C" fn anetTcpNonBlockBestEffortBindConnect(
    mut err: *mut libc::c_char,
    mut addr: *const libc::c_char,
    mut port: libc::c_int,
    mut source_addr: *const libc::c_char,
) -> libc::c_int {
    return anetTcpGenericConnect(
        err,
        addr,
        port,
        source_addr,
        1 as libc::c_int | 2 as libc::c_int,
    );
}
#[no_mangle]
pub unsafe extern "C" fn anetUnixGenericConnect(
    mut err: *mut libc::c_char,
    mut path: *const libc::c_char,
    mut flags: libc::c_int,
) -> libc::c_int {
    let mut s: libc::c_int = 0;
    let mut sa: sockaddr_un = sockaddr_un {
        sun_family: 0,
        sun_path: [0; 108],
    };
    s = anetCreateSocket(err, 1 as libc::c_int);
    if s == -(1 as libc::c_int) {
        return -(1 as libc::c_int);
    }
    sa.sun_family = 1 as libc::c_int as sa_family_t;
    strncpy(
        (sa.sun_path).as_mut_ptr(),
        path,
        (core::mem::size_of::<[libc::c_char; 108]>() as libc::c_ulong)
            .wrapping_sub(1 as libc::c_int as libc::c_ulong),
    );
    if flags & 1 as libc::c_int != 0 {
        if anetNonBlock(err, s) != 0 as libc::c_int {
            close(s);
            return -(1 as libc::c_int);
        }
    }
    if connect(
        s,
        __CONST_SOCKADDR_ARG {
            __sockaddr__: &mut sa as *mut sockaddr_un as *mut sockaddr,
        },
        core::mem::size_of::<sockaddr_un>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        if *__errno_location() == 115 as libc::c_int && flags & 1 as libc::c_int != 0 {
            return s;
        }
        anetSetError(
            err,
            b"connect: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        close(s);
        return -(1 as libc::c_int);
    }
    return s;
}
unsafe extern "C" fn anetListen(
    mut err: *mut libc::c_char,
    mut s: libc::c_int,
    mut sa: *mut sockaddr,
    mut len: socklen_t,
    mut backlog: libc::c_int,
) -> libc::c_int {
    if bind(
        s,
        __CONST_SOCKADDR_ARG {
            __sockaddr__: sa,
        },
        len,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"bind: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        close(s);
        return -(1 as libc::c_int);
    }
    if listen(s, backlog) == -(1 as libc::c_int) {
        anetSetError(
            err,
            b"listen: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        close(s);
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
unsafe extern "C" fn anetV6Only(
    mut err: *mut libc::c_char,
    mut s: libc::c_int,
) -> libc::c_int {
    let mut yes: libc::c_int = 1 as libc::c_int;
    if setsockopt(
        s,
        IPPROTO_IPV6 as libc::c_int,
        26 as libc::c_int,
        &mut yes as *mut libc::c_int as *const libc::c_void,
        core::mem::size_of::<libc::c_int>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}
unsafe extern "C" fn _anetTcpServer(
    mut err: *mut libc::c_char,
    mut port: libc::c_int,
    mut bindaddr: *mut libc::c_char,
    mut af: libc::c_int,
    mut backlog: libc::c_int,
) -> libc::c_int {
    let mut current_block: u64;
    let mut s: libc::c_int = -(1 as libc::c_int);
    let mut rv: libc::c_int = 0;
    let mut _port: [libc::c_char; 6] = [0; 6];
    let mut hints: addrinfo = addrinfo {
        ai_flags: 0,
        ai_family: 0,
        ai_socktype: 0,
        ai_protocol: 0,
        ai_addrlen: 0,
        ai_addr: 0 as *mut sockaddr,
        ai_canonname: 0 as *mut libc::c_char,
        ai_next: 0 as *mut addrinfo,
    };
    let mut servinfo: *mut addrinfo = 0 as *mut addrinfo;
    let mut p: *mut addrinfo = 0 as *mut addrinfo;
    snprintf(
        _port.as_mut_ptr(),
        6 as libc::c_int as libc::c_ulong,
        b"%d\0" as *const u8 as *const libc::c_char,
        port,
    );
    memset(
        &mut hints as *mut addrinfo as *mut libc::c_void,
        0 as libc::c_int,
        core::mem::size_of::<addrinfo>() as libc::c_ulong,
    );
    hints.ai_family = af;
    hints.ai_socktype = SOCK_STREAM as libc::c_int;
    hints.ai_flags = 0x1 as libc::c_int;
    if !bindaddr.is_null()
        && strcmp(b"*\0" as *const u8 as *const libc::c_char, bindaddr) == 0
    {
        bindaddr = 0 as *mut libc::c_char;
    }
    if af == 10 as libc::c_int && !bindaddr.is_null()
        && strcmp(b"::*\0" as *const u8 as *const libc::c_char, bindaddr) == 0
    {
        bindaddr = 0 as *mut libc::c_char;
    }
    rv = getaddrinfo(bindaddr, _port.as_mut_ptr(), &mut hints, &mut servinfo);
    if rv != 0 as libc::c_int {
        anetSetError(err, b"%s\0" as *const u8 as *const libc::c_char, gai_strerror(rv));
        return -(1 as libc::c_int);
    }
    p = servinfo;
    loop {
        if p.is_null() {
            current_block = 15976848397966268834;
            break;
        }
        s = socket((*p).ai_family, (*p).ai_socktype, (*p).ai_protocol);
        if s == -(1 as libc::c_int) {
            p = (*p).ai_next;
        } else {
            if af == 10 as libc::c_int && anetV6Only(err, s) == -(1 as libc::c_int) {
                current_block = 11020516886334953311;
                break;
            }
            if anetSetReuseAddr(err, s) == -(1 as libc::c_int) {
                current_block = 11020516886334953311;
                break;
            }
            if anetListen(err, s, (*p).ai_addr, (*p).ai_addrlen, backlog)
                == -(1 as libc::c_int)
            {
                s = -(1 as libc::c_int);
            }
            current_block = 15244307943444686946;
            break;
        }
    }
    match current_block {
        15976848397966268834 => {
            if p.is_null() {
                anetSetError(
                    err,
                    b"unable to bind socket, errno: %d\0" as *const u8
                        as *const libc::c_char,
                    *__errno_location(),
                );
                current_block = 11020516886334953311;
            } else {
                current_block = 11020516886334953311;
            }
        }
        _ => {}
    }
    match current_block {
        11020516886334953311 => {
            if s != -(1 as libc::c_int) {
                close(s);
            }
            s = -(1 as libc::c_int);
        }
        _ => {}
    }
    freeaddrinfo(servinfo);
    return s;
}
#[no_mangle]
pub unsafe extern "C" fn anetTcpServer(
    mut err: *mut libc::c_char,
    mut port: libc::c_int,
    mut bindaddr: *mut libc::c_char,
    mut backlog: libc::c_int,
) -> libc::c_int {
    return _anetTcpServer(err, port, bindaddr, 2 as libc::c_int, backlog);
}
#[no_mangle]
pub unsafe extern "C" fn anetTcp6Server(
    mut err: *mut libc::c_char,
    mut port: libc::c_int,
    mut bindaddr: *mut libc::c_char,
    mut backlog: libc::c_int,
) -> libc::c_int {
    return _anetTcpServer(err, port, bindaddr, 10 as libc::c_int, backlog);
}
#[no_mangle]
pub unsafe extern "C" fn anetUnixServer(
    mut err: *mut libc::c_char,
    mut path: *mut libc::c_char,
    mut perm: mode_t,
    mut backlog: libc::c_int,
) -> libc::c_int {
    let mut s: libc::c_int = 0;
    let mut sa: sockaddr_un = sockaddr_un {
        sun_family: 0,
        sun_path: [0; 108],
    };
    if strlen(path)
        > (core::mem::size_of::<[libc::c_char; 108]>() as libc::c_ulong)
            .wrapping_sub(1 as libc::c_int as libc::c_ulong)
    {
        anetSetError(
            err,
            b"unix socket path too long (%zu), must be under %zu\0" as *const u8
                as *const libc::c_char,
            strlen(path),
            core::mem::size_of::<[libc::c_char; 108]>() as libc::c_ulong,
        );
        return -(1 as libc::c_int);
    }
    s = anetCreateSocket(err, 1 as libc::c_int);
    if s == -(1 as libc::c_int) {
        return -(1 as libc::c_int);
    }
    memset(
        &mut sa as *mut sockaddr_un as *mut libc::c_void,
        0 as libc::c_int,
        core::mem::size_of::<sockaddr_un>() as libc::c_ulong,
    );
    sa.sun_family = 1 as libc::c_int as sa_family_t;
    strncpy(
        (sa.sun_path).as_mut_ptr(),
        path,
        (core::mem::size_of::<[libc::c_char; 108]>() as libc::c_ulong)
            .wrapping_sub(1 as libc::c_int as libc::c_ulong),
    );
    if anetListen(
        err,
        s,
        &mut sa as *mut sockaddr_un as *mut sockaddr,
        core::mem::size_of::<sockaddr_un>() as libc::c_ulong as socklen_t,
        backlog,
    ) == -(1 as libc::c_int)
    {
        return -(1 as libc::c_int);
    }
    if perm != 0 {
        chmod((sa.sun_path).as_mut_ptr(), perm);
    }
    return s;
}
unsafe extern "C" fn anetGenericAccept(
    mut err: *mut libc::c_char,
    mut s: libc::c_int,
    mut sa: *mut sockaddr,
    mut len: *mut socklen_t,
) -> libc::c_int {
    let mut fd: libc::c_int = 0;
    loop {
        fd = accept4(
            s,
            __SOCKADDR_ARG { __sockaddr__: sa },
            len,
            SOCK_NONBLOCK as libc::c_int | SOCK_CLOEXEC as libc::c_int,
        );
        if !(fd == -(1 as libc::c_int) && *__errno_location() == 4 as libc::c_int) {
            break;
        }
    }
    if fd == -(1 as libc::c_int) {
        anetSetError(
            err,
            b"accept: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return fd;
}
#[no_mangle]
pub unsafe extern "C" fn anetTcpAccept(
    mut err: *mut libc::c_char,
    mut serversock: libc::c_int,
    mut ip: *mut libc::c_char,
    mut ip_len: size_t,
    mut port: *mut libc::c_int,
) -> libc::c_int {
    let mut fd: libc::c_int = 0;
    let mut sa: sockaddr_storage = sockaddr_storage {
        ss_family: 0,
        __ss_padding: [0; 118],
        __ss_align: 0,
    };
    let mut salen: socklen_t = core::mem::size_of::<sockaddr_storage>()
        as libc::c_ulong as socklen_t;
    fd = anetGenericAccept(
        err,
        serversock,
        &mut sa as *mut sockaddr_storage as *mut sockaddr,
        &mut salen,
    );
    if fd == -(1 as libc::c_int) {
        return -(1 as libc::c_int);
    }
    if sa.ss_family as libc::c_int == 2 as libc::c_int {
        let mut s: *mut sockaddr_in = &mut sa as *mut sockaddr_storage
            as *mut sockaddr_in;
        if !ip.is_null() {
            inet_ntop(
                2 as libc::c_int,
                &mut (*s).sin_addr as *mut in_addr as *mut libc::c_void,
                ip,
                ip_len as socklen_t,
            );
        }
        if !port.is_null() {
            *port = __bswap_16((*s).sin_port) as libc::c_int;
        }
    } else {
        let mut s_0: *mut sockaddr_in6 = &mut sa as *mut sockaddr_storage
            as *mut sockaddr_in6;
        if !ip.is_null() {
            inet_ntop(
                10 as libc::c_int,
                &mut (*s_0).sin6_addr as *mut in6_addr as *mut libc::c_void,
                ip,
                ip_len as socklen_t,
            );
        }
        if !port.is_null() {
            *port = __bswap_16((*s_0).sin6_port) as libc::c_int;
        }
    }
    return fd;
}
#[no_mangle]
pub unsafe extern "C" fn anetUnixAccept(
    mut err: *mut libc::c_char,
    mut s: libc::c_int,
) -> libc::c_int {
    let mut fd: libc::c_int = 0;
    let mut sa: sockaddr_un = sockaddr_un {
        sun_family: 0,
        sun_path: [0; 108],
    };
    let mut salen: socklen_t = core::mem::size_of::<sockaddr_un>() as libc::c_ulong
        as socklen_t;
    fd = anetGenericAccept(
        err,
        s,
        &mut sa as *mut sockaddr_un as *mut sockaddr,
        &mut salen,
    );
    if fd == -(1 as libc::c_int) {
        return -(1 as libc::c_int);
    }
    return fd;
}
#[no_mangle]
pub unsafe extern "C" fn anetFdToString(
    mut fd: libc::c_int,
    mut ip: *mut libc::c_char,
    mut ip_len: size_t,
    mut port: *mut libc::c_int,
    mut fd_to_str_type: libc::c_int,
) -> libc::c_int {
    let mut current_block: u64;
    let mut sa: sockaddr_storage = sockaddr_storage {
        ss_family: 0,
        __ss_padding: [0; 118],
        __ss_align: 0,
    };
    let mut salen: socklen_t = core::mem::size_of::<sockaddr_storage>()
        as libc::c_ulong as socklen_t;
    if fd_to_str_type == 0 as libc::c_int {
        if getpeername(
            fd,
            __SOCKADDR_ARG {
                __sockaddr__: &mut sa as *mut sockaddr_storage as *mut sockaddr,
            },
            &mut salen,
        ) == -(1 as libc::c_int)
        {
            current_block = 3946958208285236138;
        } else {
            current_block = 7502529970979898288;
        }
    } else if getsockname(
        fd,
        __SOCKADDR_ARG {
            __sockaddr__: &mut sa as *mut sockaddr_storage as *mut sockaddr,
        },
        &mut salen,
    ) == -(1 as libc::c_int)
    {
        current_block = 3946958208285236138;
    } else {
        current_block = 7502529970979898288;
    }
    match current_block {
        7502529970979898288 => {
            if sa.ss_family as libc::c_int == 2 as libc::c_int {
                let mut s: *mut sockaddr_in = &mut sa as *mut sockaddr_storage
                    as *mut sockaddr_in;
                if !ip.is_null() {
                    if (inet_ntop(
                        2 as libc::c_int,
                        &mut (*s).sin_addr as *mut in_addr as *mut libc::c_void,
                        ip,
                        ip_len as socklen_t,
                    ))
                        .is_null()
                    {
                        current_block = 3946958208285236138;
                    } else {
                        current_block = 17216689946888361452;
                    }
                } else {
                    current_block = 17216689946888361452;
                }
                match current_block {
                    3946958208285236138 => {}
                    _ => {
                        if !port.is_null() {
                            *port = __bswap_16((*s).sin_port) as libc::c_int;
                        }
                        current_block = 11307063007268554308;
                    }
                }
            } else if sa.ss_family as libc::c_int == 10 as libc::c_int {
                let mut s_0: *mut sockaddr_in6 = &mut sa as *mut sockaddr_storage
                    as *mut sockaddr_in6;
                if !ip.is_null() {
                    if (inet_ntop(
                        10 as libc::c_int,
                        &mut (*s_0).sin6_addr as *mut in6_addr as *mut libc::c_void,
                        ip,
                        ip_len as socklen_t,
                    ))
                        .is_null()
                    {
                        current_block = 3946958208285236138;
                    } else {
                        current_block = 3512920355445576850;
                    }
                } else {
                    current_block = 3512920355445576850;
                }
                match current_block {
                    3946958208285236138 => {}
                    _ => {
                        if !port.is_null() {
                            *port = __bswap_16((*s_0).sin6_port) as libc::c_int;
                        }
                        current_block = 11307063007268554308;
                    }
                }
            } else if sa.ss_family as libc::c_int == 1 as libc::c_int {
                if !ip.is_null() {
                    let mut res: libc::c_int = snprintf(
                        ip,
                        ip_len,
                        b"/unixsocket\0" as *const u8 as *const libc::c_char,
                    );
                    if res < 0 as libc::c_int
                        || res as libc::c_uint as libc::c_ulong >= ip_len
                    {
                        current_block = 3946958208285236138;
                    } else {
                        current_block = 12124785117276362961;
                    }
                } else {
                    current_block = 12124785117276362961;
                }
                match current_block {
                    3946958208285236138 => {}
                    _ => {
                        if !port.is_null() {
                            *port = 0 as libc::c_int;
                        }
                        current_block = 11307063007268554308;
                    }
                }
            } else {
                current_block = 3946958208285236138;
            }
            match current_block {
                3946958208285236138 => {}
                _ => return 0 as libc::c_int,
            }
        }
        _ => {}
    }
    if !ip.is_null() {
        if ip_len >= 2 as libc::c_int as libc::c_ulong {
            *ip.offset(0 as libc::c_int as isize) = '?' as i32 as libc::c_char;
            *ip.offset(1 as libc::c_int as isize) = '\0' as i32 as libc::c_char;
        } else if ip_len == 1 as libc::c_int as libc::c_ulong {
            *ip.offset(0 as libc::c_int as isize) = '\0' as i32 as libc::c_char;
        }
    }
    if !port.is_null() {
        *port = 0 as libc::c_int;
    }
    return -(1 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetFormatAddr(
    mut buf: *mut libc::c_char,
    mut buf_len: size_t,
    mut ip: *mut libc::c_char,
    mut port: libc::c_int,
) -> libc::c_int {
    return snprintf(
        buf,
        buf_len,
        if !(strchr(ip, ':' as i32)).is_null() {
            b"[%s]:%d\0" as *const u8 as *const libc::c_char
        } else {
            b"%s:%d\0" as *const u8 as *const libc::c_char
        },
        ip,
        port,
    );
}
#[no_mangle]
pub unsafe extern "C" fn anetFormatFdAddr(
    mut fd: libc::c_int,
    mut buf: *mut libc::c_char,
    mut buf_len: size_t,
    mut fd_to_str_type: libc::c_int,
) -> libc::c_int {
    let mut ip: [libc::c_char; 46] = [0; 46];
    let mut port: libc::c_int = 0;
    anetFdToString(
        fd,
        ip.as_mut_ptr(),
        core::mem::size_of::<[libc::c_char; 46]>() as libc::c_ulong,
        &mut port,
        fd_to_str_type,
    );
    return anetFormatAddr(buf, buf_len, ip.as_mut_ptr(), port);
}
#[no_mangle]
pub unsafe extern "C" fn anetPipe(
    mut fds: *mut libc::c_int,
    mut read_flags: libc::c_int,
    mut write_flags: libc::c_int,
) -> libc::c_int {
    let mut current_block: u64;
    let mut pipe_flags: libc::c_int = 0 as libc::c_int;
    pipe_flags = 0o2000000 as libc::c_int | read_flags & write_flags;
    if pipe2(fds, pipe_flags) != 0 {
        if *__errno_location() != 38 as libc::c_int
            && *__errno_location() != 22 as libc::c_int
        {
            return -(1 as libc::c_int);
        }
        pipe_flags = 0 as libc::c_int;
    } else {
        if 0o2000000 as libc::c_int | read_flags
            == 0o2000000 as libc::c_int | write_flags
        {
            return 0 as libc::c_int;
        }
        read_flags &= !pipe_flags;
        write_flags &= !pipe_flags;
    }
    if pipe_flags == 0 as libc::c_int && pipe(fds) != 0 {
        return -(1 as libc::c_int);
    }
    if read_flags & 0o2000000 as libc::c_int != 0 {
        if fcntl(
            *fds.offset(0 as libc::c_int as isize),
            2 as libc::c_int,
            1 as libc::c_int,
        ) != 0
        {
            current_block = 17977527455243449991;
        } else {
            current_block = 7746791466490516765;
        }
    } else {
        current_block = 7746791466490516765;
    }
    match current_block {
        7746791466490516765 => {
            if write_flags & 0o2000000 as libc::c_int != 0 {
                if fcntl(
                    *fds.offset(1 as libc::c_int as isize),
                    2 as libc::c_int,
                    1 as libc::c_int,
                ) != 0
                {
                    current_block = 17977527455243449991;
                } else {
                    current_block = 13586036798005543211;
                }
            } else {
                current_block = 13586036798005543211;
            }
            match current_block {
                17977527455243449991 => {}
                _ => {
                    read_flags &= !(0o2000000 as libc::c_int);
                    if read_flags != 0 {
                        if fcntl(
                            *fds.offset(0 as libc::c_int as isize),
                            4 as libc::c_int,
                            read_flags,
                        ) != 0
                        {
                            current_block = 17977527455243449991;
                        } else {
                            current_block = 17407779659766490442;
                        }
                    } else {
                        current_block = 17407779659766490442;
                    }
                    match current_block {
                        17977527455243449991 => {}
                        _ => {
                            write_flags &= !(0o2000000 as libc::c_int);
                            if write_flags != 0 {
                                if fcntl(
                                    *fds.offset(1 as libc::c_int as isize),
                                    4 as libc::c_int,
                                    write_flags,
                                ) != 0
                                {
                                    current_block = 17977527455243449991;
                                } else {
                                    current_block = 6009453772311597924;
                                }
                            } else {
                                current_block = 6009453772311597924;
                            }
                            match current_block {
                                17977527455243449991 => {}
                                _ => return 0 as libc::c_int,
                            }
                        }
                    }
                }
            }
        }
        _ => {}
    }
    close(*fds.offset(0 as libc::c_int as isize));
    close(*fds.offset(1 as libc::c_int as isize));
    return -(1 as libc::c_int);
}
#[no_mangle]
pub unsafe extern "C" fn anetSetSockMarkId(
    mut err: *mut libc::c_char,
    mut fd: libc::c_int,
    mut id: uint32_t,
) -> libc::c_int {
    if setsockopt(
        fd,
        1 as libc::c_int,
        36 as libc::c_int,
        &mut id as *mut uint32_t as *mut libc::c_void,
        core::mem::size_of::<uint32_t>() as libc::c_ulong as socklen_t,
    ) == -(1 as libc::c_int)
    {
        anetSetError(
            err,
            b"setsockopt: %s\0" as *const u8 as *const libc::c_char,
            strerror(*__errno_location()),
        );
        return -(1 as libc::c_int);
    }
    return 0 as libc::c_int;
}