criticaltrust 0.5.1

Digital signatures implementation for CriticalUp
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// SPDX-FileCopyrightText: The Ferrocene Developers
// SPDX-License-Identifier: MIT OR Apache-2.0

use crate::keys::KeyRole;
use crate::signatures::Signable;
use serde::{Deserialize, Serialize};
use serde_with::base64::Base64;
use serde_with::serde_as;
use time::OffsetDateTime;

/// Holds hashes of revoked content which are included as a part of the [`KeysManifest`].
#[serde_as]
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct RevocationInfo {
    // Incoming SHA256 data from the API is in the form of Base64 encoded, but we save each
    // as a `Vec<u8>`.
    #[serde_as(as = "Vec<Base64>")]
    pub revoked_content_sha256: Vec<Vec<u8>>,
    #[serde(with = "time::serde::rfc3339")]
    pub expires_at: OffsetDateTime,
}

impl RevocationInfo {
    pub fn new(revoked_content_sha256: Vec<Vec<u8>>, expires_at: OffsetDateTime) -> Self {
        RevocationInfo {
            revoked_content_sha256,
            expires_at,
        }
    }
}

#[cfg(feature = "hash-revocation")]
impl Signable for RevocationInfo {
    const SIGNED_BY_ROLE: KeyRole = KeyRole::Revocation;
}

#[cfg(test)]
mod tests {
    use super::*;
    use time::macros::datetime;

    #[test]
    fn new_revocation_info() {
        let r = RevocationInfo::new(vec![vec![12, 21, 33]], datetime!(2400-10-10 00:00 UTC));
        assert_eq!("RevocationInfo { revoked_content_sha256: [[12, 21, 33]], expires_at: 2400-10-10 0:00:00.0 +00:00:00 }", format!("{r:?}"));
    }
}