ezsp 6.0.1

Ember ZNet Serial Protocol
Documentation 
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use core::fmt::{self, Display};

use bitflags::bitflags;
use le_stream::{FromLeStream, ToLeStream};

pub use self::format_version::FormatVersion;

mod format_version;

/// The extended frame control field of the frame header.
#[derive(Clone, Copy, Debug, Eq, Hash, PartialEq, FromLeStream, ToLeStream)]
pub struct HighByte(u8);

bitflags! {
    impl HighByte: u8 {
        /// Security enabled flag.
        const SECURITY_ENABLED = 0b1000_0000;
        /// Padding enabled flag.
        const PADDING_ENABLED = 0b0100_0000;
        /// Frame format version bit no. 1.
        const FRAME_FORMAT_VERSION_1 = 0b0000_0010;
        /// Frame format version bit no. 2.
        const FRAME_FORMAT_VERSION_0 = 0b0000_0001;
    }
}

impl HighByte {
    /// Returns `true` if security is enabled else `false`.
    #[must_use]
    pub const fn is_security_enabled(self) -> bool {
        self.contains(Self::SECURITY_ENABLED)
    }

    /// Returns `true` if padding is enabled else `false`.
    #[must_use]
    pub const fn is_padding_enabled(self) -> bool {
        self.contains(Self::PADDING_ENABLED)
    }

    /// Returns the frame format version.
    #[must_use]
    pub const fn frame_format_version(self) -> FormatVersion {
        match (
            self.contains(Self::FRAME_FORMAT_VERSION_1),
            self.contains(Self::FRAME_FORMAT_VERSION_0),
        ) {
            (true, _) => FormatVersion::Reserved,
            (false, true) => FormatVersion::One,
            (false, false) => FormatVersion::Zero,
        }
    }
}

impl Display for HighByte {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(
            f,
            "HighByte {{ security_enabled: {}, padding_enabled: {}, frame_format_version: {} }}",
            self.is_security_enabled(),
            self.is_padding_enabled(),
            self.frame_format_version()
        )
    }
}