rustix/backend/libc/net/
send_recv.rs

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use crate::backend::c;
use bitflags::bitflags;

bitflags! {
    /// `MSG_*` flags for use with [`send`], [`sendto`], and related
    /// functions.
    ///
    /// [`send`]: crate::net::send
    /// [`sendto`]: crate::net::sendto
    #[repr(transparent)]
    #[derive(Copy, Clone, Eq, PartialEq, Hash, Debug)]
    pub struct SendFlags: u32 {
        /// `MSG_CONFIRM`
        #[cfg(not(any(
            bsd,
            solarish,
            windows,
            target_os = "aix",
            target_os = "espidf",
            target_os = "nto",
            target_os = "haiku",
            target_os = "hurd",
            target_os = "vita",
        )))]
        const CONFIRM = bitcast!(c::MSG_CONFIRM);
        /// `MSG_DONTROUTE`
        const DONTROUTE = bitcast!(c::MSG_DONTROUTE);
        /// `MSG_DONTWAIT`
        #[cfg(not(windows))]
        const DONTWAIT = bitcast!(c::MSG_DONTWAIT);
        /// Deprecated alias for [`EOR`].
        ///
        /// [`EOR`]: Self::EOR
        #[cfg(not(windows))]
        #[deprecated(note = "`rustix::net::SendFlags::EOT` is renamed to `rustix::net::SendFlags::EOR`.")]
        const EOT = bitcast!(c::MSG_EOR);
        /// `MSG_EOR`
        #[cfg(not(windows))]
        const EOR = bitcast!(c::MSG_EOR);
        /// `MSG_MORE`
        #[cfg(not(any(
            bsd,
            solarish,
            windows,
            target_os = "aix",
            target_os = "haiku",
            target_os = "hurd",
            target_os = "nto",
            target_os = "vita",
        )))]
        const MORE = bitcast!(c::MSG_MORE);
        #[cfg(not(any(apple, windows, target_os = "vita")))]
        /// `MSG_NOSIGNAL`
        const NOSIGNAL = bitcast!(c::MSG_NOSIGNAL);
        /// `MSG_OOB`
        const OOB = bitcast!(c::MSG_OOB);

        /// <https://docs.rs/bitflags/*/bitflags/#externally-defined-flags>
        const _ = !0;
    }
}

bitflags! {
    /// `MSG_*` flags for use with [`recv`], [`recvfrom`], and related
    /// functions.
    ///
    /// [`recv`]: crate::net::recv
    /// [`recvfrom`]: crate::net::recvfrom
    #[repr(transparent)]
    #[derive(Copy, Clone, Eq, PartialEq, Hash, Debug)]
    pub struct RecvFlags: u32 {
        #[cfg(not(any(
            apple,
            solarish,
            windows,
            target_os = "aix",
            target_os = "espidf",
            target_os = "haiku",
            target_os = "nto",
            target_os = "vita",
        )))]
        /// `MSG_CMSG_CLOEXEC`
        const CMSG_CLOEXEC = bitcast!(c::MSG_CMSG_CLOEXEC);
        /// `MSG_DONTWAIT`
        #[cfg(not(windows))]
        const DONTWAIT = bitcast!(c::MSG_DONTWAIT);
        /// `MSG_ERRQUEUE`
        #[cfg(not(any(
            bsd,
            solarish,
            windows,
            target_os = "aix",
            target_os = "espidf",
            target_os = "haiku",
            target_os = "hurd",
            target_os = "nto",
            target_os = "vita",
        )))]
        const ERRQUEUE = bitcast!(c::MSG_ERRQUEUE);
        /// `MSG_OOB`
        const OOB = bitcast!(c::MSG_OOB);
        /// `MSG_PEEK`
        const PEEK = bitcast!(c::MSG_PEEK);
        /// `MSG_TRUNC`
        const TRUNC = bitcast!(c::MSG_TRUNC);
        /// `MSG_WAITALL`
        const WAITALL = bitcast!(c::MSG_WAITALL);

        /// <https://docs.rs/bitflags/*/bitflags/#externally-defined-flags>
        const _ = !0;
    }
}