An easy-to-host PDS on the ATProtocol, MacOS. Grandma-approved.
style: format code per rustfmt conventions
authored by
Tangled
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f23db27d
+16
-10
+16
-10
crates/crypto/src/plc.rs
+16
-10
crates/crypto/src/plc.rs
···
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use base64::{engine::general_purpose::URL_SAFE_NO_PAD, Engine as _};
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use ciborium::ser::into_writer;
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+
use multibase;
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use p256::{
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ecdsa::{signature::Signer, signature::Verifier, Signature, SigningKey, VerifyingKey},
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FieldBytes,
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};
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use serde::{Deserialize, Serialize};
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use sha2::{Digest, Sha256};
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-
use multibase;
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use crate::{CryptoError, DidKeyUri};
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···
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.map_err(|e| CryptoError::PlcOperation(format!("cbor encode unsigned op: {e}")))?;
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// Step 6: Parse rotation key URI → P-256 VerifyingKey.
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let key_str = rotation_key
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.0
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.strip_prefix("did:key:")
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.ok_or_else(|| {
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CryptoError::PlcOperation("rotation key missing did:key: prefix".to_string())
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})?;
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let key_str = rotation_key.0.strip_prefix("did:key:").ok_or_else(|| {
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CryptoError::PlcOperation("rotation key missing did:key: prefix".to_string())
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})?;
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let (_, multikey_bytes) = multibase::decode(key_str)
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.map_err(|e| CryptoError::PlcOperation(format!("decode rotation key multibase: {e}")))?;
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if multikey_bytes.get(..2) != Some(P256_MULTICODEC_PREFIX) {
···
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assert!(result.is_ok(), "verify should succeed");
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let verified = result.unwrap();
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assert!(verified.did.starts_with("did:plc:"), "DID should start with 'did:plc:'");
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assert_eq!(verified.did.len(), 32, "DID should be 32 chars total (did:plc: + 24 suffix)");
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assert!(
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verified.also_known_as.contains(&"at://alice.example.com".to_string()),
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verified.did.starts_with("did:plc:"),
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"DID should start with 'did:plc:'"
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+
);
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assert_eq!(
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verified.did.len(),
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32,
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"DID should be 32 chars total (did:plc: + 24 suffix)"
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);
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assert!(
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verified
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.also_known_as
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.contains(&"at://alice.example.com".to_string()),
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"also_known_as should contain 'at://alice.example.com'"
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);
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assert!(