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use serde_yaml;
use serde_derive;

#[derive(Debug, Deserialize)]
pub struct RawECURequest {
    sendto: u16,
    recvfrom: Option<u16>,
    flowctrl: Option<u16>,
    packet: Vec<u8>,
}

impl RawECURequest {
    pub fn sendto(&self) -> u16 {
        self.sendto
    }

    pub fn recvfrom(&self) -> u16 {
        self.recvfrom.unwrap_or(self.sendto + 8)
    }

    pub fn flowctrl(&self) -> u16 {
        self.flowctrl.unwrap_or(self.sendto)
    }

    pub fn packet(&self) -> &[u8] {
        &self.packet
    }
}

#[derive(Debug, Deserialize)]
pub struct RawECUResponseEntry {
    name: String,
    offset: u16,
    length: u16,
    check: Option<Vec<u8>>,
    kind: Option<String>,
    base: Option<u8>,
    count: Option<u8>,
}

#[derive(Debug, Deserialize)]
pub struct RawECUResponse {
    length: u16,
    values: Vec<RawECUResponseEntry>,
}

#[derive(Debug, Deserialize)]
pub struct RawECUEntry {
    name: String,
    description: String,
    request: RawECURequest,
    response: RawECUResponse,
}

impl RawECUEntry {
    pub fn get() -> Vec<RawECUEntry> {
        serde_yaml::from_slice(include_bytes!("../definitions/raw.yaml")).unwrap()
    }

    pub fn name(&self) -> &str {
        &self.name
    }

    pub fn description(&self) -> &str {
        &self.description
    }

    pub fn request(&self) -> &RawECURequest {
        &self.request
    }
}