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Serialization of Signed and Main Pods (#128)

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Rob Knight 2025-03-21 14:42:16 +01:00 • committed by GitHub
parent fee70af12b
commit 9afc43675d
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16 changed files with 817 additions and 189 deletions
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21
src/middleware/mod.rs
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@ -5,14 +5,17 @@ mod basetypes;
pub mod containers;
mod custom;
mod operation;
pub mod serialization;
mod statement;
pub use basetypes::*;
pub use custom::*;
pub use operation::*;
use schemars::JsonSchema;
pub use statement::*;
use anyhow::Result;
use dyn_clone::DynClone;
use serde::{Deserialize, Serialize};
use std::any::Any;
use std::collections::HashMap;
use std::fmt;
@ -32,7 +35,7 @@ impl fmt::Display for PodId {
}
/// AnchoredKey is a tuple containing (OriginId: PodId, key: Hash)
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
pub struct AnchoredKey(pub PodId, pub Hash);
impl AnchoredKey {
@ -54,7 +57,7 @@ impl fmt::Display for AnchoredKey {
/// An entry consists of a key-value pair.
pub type Entry = (String, Value);
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, Default)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, Default, Serialize, Deserialize, JsonSchema)]
pub struct PodId(pub Hash);
impl ToFields for PodId {
@ -77,7 +80,7 @@ impl From<PodType> for Value {
}
}
#[derive(Clone, Debug, PartialEq, Eq)]
#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
pub struct Params {
pub max_input_signed_pods: usize,
pub max_input_main_pods: usize,
@ -166,6 +169,15 @@ pub trait Pod: fmt::Debug + DynClone {
}
// Used for downcasting
fn into_any(self: Box<Self>) -> Box<dyn Any>;
// Front-end Pods keep references to middleware Pods. Most of the
// middleware data can be derived directly from front-end data, but the
// "proof" data is only created at the point of proving/signing, and
// cannot be reconstructed. As such, we need to serialize it whenever
// we serialize a front-end Pod. Since the front-end does not understand
// the implementation details of the middleware, this method allows the
// middleware to provide some serialized data that can be used to
// reconstruct the proof.
fn serialized_proof(&self) -> String;
}
// impl Clone for Box<dyn SignedPod>
@ -193,6 +205,9 @@ impl Pod for NonePod {
fn into_any(self: Box<Self>) -> Box<dyn Any> {
self
}
fn serialized_proof(&self) -> String {
"".to_string()
}
}
#[derive(Debug)]