Macro rusmpp::impl_length_encode

macro_rules! impl_length_encode {
    (
        $(#[$struct_meta:meta])*
        $struct_vis:vis struct $struct_ident:ident {
            $(
                $(#[$field_meta:meta])*
                $field_vis:vis $field_ident:ident: $field_ty:ty,)*
        }
    ) => { ... };
}

Implement the Length and Encode traits for a struct.

Help

impl_length_encode! {
   /// This is a doc comment
   ///
   /// More comments
   #[derive(Debug, Clone)]
   pub struct Foo  {
       /// Identifies the ESME system
       /// requesting to bind with the MC.
       pub system_id: COctetString<1, 16>,
       /// Identifies the version of the SMPP
       /// protocol supported by the ESME.
       pub interface_version: InterfaceVersion,
       /// Type of Number (TON) for ESME
       /// address(es) served via this SMPP session.
       ///
       /// Set to NULL (Unknown) if not known.
       pub addr_ton: Ton,
   }
}

expands to:

/// This is a doc comment
///
/// More comments
#[derive(Debug, Clone)]
pub struct Foo  {
    /// Identifies the ESME system
    /// requesting to bind with the MC.
    pub system_id: COctetString<1, 16>,
    /// Identifies the version of the SMPP
    /// protocol supported by the ESME.
    pub interface_version: InterfaceVersion,
    /// Type of Number (TON) for ESME
    /// address(es) served via this SMPP session.
    ///
    /// Set to NULL (Unknown) if not known.
    pub addr_ton: Ton,
}

impl crate::ende::length::Length for Foo {
    fn length(&self) -> usize {
        let mut length = 0;

        length += self.system_id.length();
        length += self.interface_version.length();
        length += self.addr_ton.length();

        length
    }
}

impl crate::ende::encode::Encode for Foo {
    fn encode_to<W: std::io::Write>(&self, writer: &mut W) -> Result<(), crate::ende::encode::EncodeError> {
        crate::tri!(self.system_id.encode_to(writer));
        crate::tri!(self.interface_version.encode_to(writer));
        crate::tri!(self.addr_ton.encode_to(writer));

        Ok(())
    }
}