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use crate::error::ProtocolError;
use crate::primitive::{StringList, Variant, VariantList, VariantMap};
use crate::{HandshakeDeserialize, HandshakeSerialize};
use failure::Error;
/// ClientInitAck is received when the initialization was successfull
#[derive(Debug)]
pub struct ClientInitAck {
/// Flags of supported legacy features
pub core_features: u32,
/// If the core has already been configured
pub core_configured: bool,
/// List of VariantMaps of info on available backends
pub storage_backends: VariantList,
/// List of VariantMaps of info on available authenticators
pub authenticators: VariantList,
/// List of supported extended features
pub feature_list: StringList,
}
impl HandshakeSerialize for ClientInitAck {
fn serialize(&self) -> Result<Vec<u8>, Error> {
let mut values: VariantMap = VariantMap::with_capacity(6);
values.insert(
"MsgType".to_string(),
Variant::String("ClientInitAck".to_string()),
);
values.insert("CoreFeatures".to_string(), Variant::u32(self.core_features));
values.insert(
"Configured".to_string(),
Variant::bool(self.core_configured),
);
values.insert(
"StorageBackends".to_string(),
Variant::VariantList(self.storage_backends.clone()),
);
values.insert(
"Authenticators".to_string(),
Variant::VariantList(self.authenticators.clone()),
);
values.insert(
"FeatureList".to_string(),
Variant::StringList(self.feature_list.clone()),
);
return HandshakeSerialize::serialize(&values);
}
}
impl HandshakeDeserialize for ClientInitAck {
fn parse(b: &[u8]) -> Result<(usize, Self), Error> {
let (len, values): (usize, VariantMap) = HandshakeDeserialize::parse(b)?;
let msgtype = match_variant!(&values["MsgType"], Variant::StringUTF8);
if msgtype == "ClientInitAck" {
return Ok((
len,
Self {
core_features: 0x00008000,
core_configured: match_variant!(values["Configured"], Variant::bool),
storage_backends: match_variant!(
values["StorageBackends"],
Variant::VariantList
),
authenticators: match_variant!(values["Authenticators"], Variant::VariantList),
feature_list: match_variant!(values["FeatureList"], Variant::StringList),
},
));
} else {
bail!(ProtocolError::WrongMsgType);
}
}
}
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