import type { PersistedPreparedAdmission, SourceManifest } from "./source-service.js";
export declare function readManifest(packet: string): {
    readonly manifest: SourceManifest;
    readonly manifestDigest: string;
};
export declare function parseManifest(packet: string): SourceManifest;
export interface VerifiedSourceAttachment {
    readonly bytes: Buffer;
    readonly byteLength: number;
    readonly contentType: "image/png" | "image/jpeg" | "image/webp";
    readonly manifest: SourceManifest;
    readonly manifestDigest: string;
}
export declare function verifyRetainedAttachment(packet: string, expected: {
    sourceId: string;
    originalDigest: string;
    manifestDigest: string;
    attachmentDigest: string;
}): Promise<VerifiedSourceAttachment>;
export declare function verifyRetainedPacket(packet: string, expected: {
    sourceId: string;
    originalDigest: string;
}): Promise<{
    readonly manifest: SourceManifest;
    readonly manifestDigest: string;
}>;
export declare function parsePreparedMetadata(raw: unknown): PersistedPreparedAdmission;
//# sourceMappingURL=source-packets.d.ts.map