dis-rs 0.13.0

An implementation of the Distributed Interactive Simulation protocol (IEEE-1278.1) in Rust. This main crate contains PDU implementations and facilities to read/write PDUs from Rust data structures to the wire format and vice versa. It supports versions 6 and 7 of the protocol.
Documentation 
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pub mod builder;
pub mod model;
pub mod parser;
pub mod writer;

#[cfg(test)]
mod tests {
    use crate::common::model::DisTimeStamp;
    use crate::common::model::{Pdu, PduHeader};
    use crate::common::parser::parse_pdu;
    use crate::enumerations::{
        CoupledExtensionIndicator, EntityKind, FireTypeIndicator, LvcIndicator,
        MunitionDescriptorFuse, MunitionDescriptorWarhead, PduType,
    };
    use crate::fire::model::{Fire, FireDescriptor};
    use crate::model::{EntityType, ExpendableDescriptor, MunitionDescriptor, VectorF32};
    use crate::v7::model::PduStatus;
    use crate::BodyRaw;
    use bytes::BytesMut;

    #[test]
    fn fire_internal_consistency_v6() {
        let header = PduHeader::new_v6(1, PduType::Fire);

        let body = Fire::builder()
            .with_descriptor(FireDescriptor::Munition(
                MunitionDescriptor::default()
                    .with_entity_type(EntityType::default().with_kind(EntityKind::Munition))
                    .with_warhead(MunitionDescriptorWarhead::Blank)
                    .with_fuse(MunitionDescriptorFuse::Contact_Nose_1960)
                    .with_quantity(10),
            ))
            .with_velocity(VectorF32::new(50.0, 60.0, 70.0))
            .build()
            .into_pdu_body();
        let original_pdu =
            Pdu::finalize_from_parts(header, body, DisTimeStamp::new_absolute_from_secs(100));
        let pdu_length = original_pdu.header.pdu_length;
        let original_length = original_pdu.pdu_length();

        let mut buf = BytesMut::with_capacity(pdu_length as usize);

        let serialized_length = original_pdu.serialize(&mut buf).unwrap();

        assert_eq!(original_length, serialized_length);

        let parsed = parse_pdu(&buf);
        match parsed {
            Ok(ref pdu) => {
                assert_eq!(&original_pdu, pdu);
            }
            Err(ref err) => {
                panic!("Parse error: {err}");
            }
        }
    }

    #[test]
    fn fire_internal_consistency_v7_expandable() {
        let header = PduHeader::new_v7(1, PduType::Fire).with_pdu_status(
            PduStatus::default()
                .with_fire_type_indicator(FireTypeIndicator::Expendable)
                .with_lvc_indicator(LvcIndicator::NoStatement)
                .with_coupled_extension_indicator(CoupledExtensionIndicator::NotCoupled),
        );

        let body = Fire::builder()
            .with_descriptor(FireDescriptor::Expendable(
                ExpendableDescriptor::default()
                    .with_entity_type(EntityType::default().with_kind(EntityKind::Expendable)),
            ))
            .with_velocity(VectorF32::new(50.0, 60.0, 70.0))
            .build()
            .into_pdu_body();
        let original_pdu =
            Pdu::finalize_from_parts(header, body, DisTimeStamp::new_absolute_from_secs(100));
        let pdu_length = original_pdu.header.pdu_length;
        let original_length = original_pdu.pdu_length();

        let mut buf = BytesMut::with_capacity(pdu_length as usize);

        let serialized_length = original_pdu.serialize(&mut buf).unwrap();

        assert_eq!(original_length, serialized_length);

        let parsed = parse_pdu(&buf);
        match parsed {
            Ok(ref pdu) => {
                assert_eq!(&original_pdu, pdu);
            }
            Err(ref err) => {
                panic!("Parse error: {err}");
            }
        }
    }

    #[test]
    fn fire_internal_consistency_v7_munition() {
        let header = PduHeader::new_v7(1, PduType::Fire).with_pdu_status(
            PduStatus::default()
                .with_fire_type_indicator(FireTypeIndicator::Munition)
                .with_lvc_indicator(LvcIndicator::NoStatement)
                .with_coupled_extension_indicator(CoupledExtensionIndicator::NotCoupled),
        );

        let body = Fire::builder()
            .with_descriptor(FireDescriptor::Munition(
                MunitionDescriptor::default()
                    .with_entity_type(EntityType::default().with_kind(EntityKind::Munition))
                    .with_warhead(MunitionDescriptorWarhead::Blank)
                    .with_fuse(MunitionDescriptorFuse::Contact_Nose_1960)
                    .with_quantity(10),
            ))
            .with_velocity(VectorF32::new(50.0, 60.0, 70.0))
            .build()
            .into_pdu_body();
        let original_pdu =
            Pdu::finalize_from_parts(header, body, DisTimeStamp::new_absolute_from_secs(100));
        let pdu_length = original_pdu.header.pdu_length;
        let original_length = original_pdu.pdu_length();

        let mut buf = BytesMut::with_capacity(pdu_length as usize);

        let serialized_length = original_pdu.serialize(&mut buf).unwrap();

        assert_eq!(original_length, serialized_length);

        let parsed = parse_pdu(&buf);
        match parsed {
            Ok(ref pdu) => {
                assert_eq!(&original_pdu, pdu);
            }
            Err(ref err) => {
                panic!("Parse error: {err}");
            }
        }
    }
}