76 lines
1.8 KiB
Rust
76 lines
1.8 KiB
Rust
use serde::{Serialize, Serializer, Deserialize, Deserializer, Error as SerdeError};
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use serde::de::Visitor;
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use super::{Error, H128};
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#[derive(Debug, PartialEq)]
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pub enum CipherSer {
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Aes128Ctr,
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}
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impl Serialize for CipherSer {
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fn serialize<S>(&self, serializer: &mut S) -> Result<(), S::Error>
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where S: Serializer {
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match *self {
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CipherSer::Aes128Ctr => serializer.serialize_str("aes-128-ctr"),
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}
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}
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}
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impl Deserialize for CipherSer {
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fn deserialize<D>(deserializer: &mut D) -> Result<Self, D::Error>
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where D: Deserializer {
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deserializer.deserialize(CipherSerVisitor)
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}
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}
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struct CipherSerVisitor;
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impl Visitor for CipherSerVisitor {
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type Value = CipherSer;
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fn visit_str<E>(&mut self, value: &str) -> Result<Self::Value, E> where E: SerdeError {
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match value {
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"aes-128-ctr" => Ok(CipherSer::Aes128Ctr),
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_ => Err(SerdeError::custom(Error::UnsupportedCipher))
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}
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}
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fn visit_string<E>(&mut self, value: String) -> Result<Self::Value, E> where E: SerdeError {
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self.visit_str(value.as_ref())
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}
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}
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#[derive(Debug, PartialEq, Serialize, Deserialize)]
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pub struct Aes128Ctr {
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pub iv: H128,
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}
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#[derive(Debug, PartialEq)]
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pub enum CipherSerParams {
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Aes128Ctr(Aes128Ctr),
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}
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impl Serialize for CipherSerParams {
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fn serialize<S>(&self, serializer: &mut S) -> Result<(), S::Error>
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where S: Serializer {
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match *self {
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CipherSerParams::Aes128Ctr(ref params) => params.serialize(serializer),
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}
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}
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}
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impl Deserialize for CipherSerParams {
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fn deserialize<D>(deserializer: &mut D) -> Result<Self, D::Error>
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where D: Deserializer {
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Aes128Ctr::deserialize(deserializer)
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.map(CipherSerParams::Aes128Ctr)
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.map_err(|_| Error::InvalidCipherParams)
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.map_err(SerdeError::custom)
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}
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}
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#[derive(Debug, PartialEq)]
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pub enum Cipher {
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Aes128Ctr(Aes128Ctr),
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}
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