Macro safer_ffi::CType

macro_rules! CType {
    (
    $(
        @doc_meta( $($doc_meta:tt)* )
    )?
    #[repr(C)]
    $(#[$($meta:tt)*])*
    $pub:vis
    struct $StructName:ident $(
        [
            $($lt:lifetime ,)*
            $($($generics:ident),+ $(,)?)?
        ]
            $(where { $($bounds:tt)* })?
    )?
    {
        $(
            $(#[$($field_meta:tt)*])*
            $field_pub:vis
            $field_name:ident : $field_ty:ty
        ),+ $(,)?
    }
) => { ... };
}

Safely implement CType for a #[repr(C)] struct when all its fields are CType.

Note: you rarely need to call this macro directly. Instead, look for the ReprC! macro to safely implement ReprC.