@julesl23/s5js/dist/src/registry/entry.js

Enhanced TypeScript SDK for S5 decentralized storage with path-based API, media processing, and directory utilities

import { RECORD_TYPE_REGISTRY_ENTRY } from "../constants.js";
import { decodeLittleEndian, encodeLittleEndian } from "../util/little_endian.js";
export function serializeRegistryEntry(entry) {
    return new Uint8Array([
        RECORD_TYPE_REGISTRY_ENTRY,
        ...entry.pk,
        ...encodeLittleEndian(entry.revision, 8),
        entry.data.length,
        ...entry.data,
        ...entry.signature,
    ]);
}
export function deserializeRegistryEntry(data) {
    const dataLength = data[42];
    return {
        pk: data.subarray(1, 34),
        revision: decodeLittleEndian(data.subarray(34, 42)),
        data: data.subarray(43, 43 + dataLength),
        signature: data.subarray(43 + dataLength),
    };
}
export async function createRegistryEntry(keyPair, data, revision, crypto) {
    const signature = await crypto.signEd25519(keyPair, new Uint8Array([
        RECORD_TYPE_REGISTRY_ENTRY,
        ...encodeLittleEndian(revision, 8),
        data.length, // 1 byte
        ...data,
    ]));
    return {
        pk: keyPair.publicKey,
        revision: revision,
        data: data,
        signature: signature,
    };
}
export function verifyRegistryEntry(entry, crypto) {
    return crypto.verifyEd25519(entry.pk.subarray(1), new Uint8Array([
        RECORD_TYPE_REGISTRY_ENTRY,
        ...encodeLittleEndian(entry.revision, 8),
        entry.data.length, // 1 byte
        ...entry.data,
    ]), entry.signature);
}
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