common/linked_data/
ipld.rs

1pub use ipld_core::cid::multihash::Multihash;
2pub use ipld_core::cid::{multibase, Cid, Error as CidError};
3pub use ipld_core::codec::Codec;
4pub use ipld_core::ipld::Ipld as LinkedData;
5
6// Raw ipld codec
7pub const LD_RAW_CODEC: u64 = 0x55;
8pub const LD_CBOR_CODEC: u64 = 0x71;
9
10pub const BLAKE3_HASH_CODE: u64 = 0x1e;
11
12#[derive(Debug, thiserror::Error)]
13pub enum CodecError {
14    #[error("encoding error")]
15    EncodeError,
16    #[error("decoding error")]
17    DecodeError,
18}
19
20// TODO (amiller68): this seems silly, but saves
21//  some boilerplate
22pub trait BlockEncoded<C>: serde::Serialize + serde::de::DeserializeOwned
23where
24    C: Codec<Self>,
25{
26    fn encode(&self) -> Result<Vec<u8>, CodecError> {
27        C::encode_to_vec(self).map_err(|_| CodecError::EncodeError)
28    }
29    fn decode(data: &[u8]) -> Result<Self, CodecError> {
30        C::decode_from_slice(data).map_err(|_e| CodecError::DecodeError)
31    }
32    fn codec(&self) -> u64 {
33        C::CODE
34    }
35}
common/linked_data/ipld.rs

common/linked_data/
ipld.rs
