import type { RecoveryFsRoot } from "@gajae-code/natives";
import type { RecoveryHydrationContext, ResumeSessionIdentity, SessionDestinationInput, SessionManager, SessionManagerCheckpointRevisionStrings, StrictSessionOpenFailure } from "./session-manager";
export interface MemoryGuardTranscriptDescriptorV1 {
    bytes: string;
    relative_path: string;
    sha256: string;
}
export interface MemoryGuardCheckpointBlobAuthorityV1 {
    kind: "checkpoint_blob_tree_v1";
    manifest_relative_path: string;
    manifest_sha256: string;
    root_relative_path: string;
}
export interface MemoryGuardCheckpointBlobManifestEntryV1 {
    bytes: string;
    relative_path: string;
    sha256: string;
}
export interface MemoryGuardCheckpointBlobManifestV1 {
    entries: MemoryGuardCheckpointBlobManifestEntryV1[];
    schema_version: 1;
}
export interface MemoryGuardSessionManagerCheckpointV1 {
    blob_authority: MemoryGuardCheckpointBlobAuthorityV1;
    revisions: SessionManagerCheckpointRevisionStrings;
    schema_version: 1;
    session_id: string;
    session_name: string | null;
    transcript: MemoryGuardTranscriptDescriptorV1;
}
export interface MemoryGuardParticipantDescriptorV1 {
    ordinal: number;
    checkpoint: MemoryGuardCheckpointBlobAuthorityV1;
    revisions: SessionManagerCheckpointRevisionStrings;
    session_id: string;
    session_name: string | null;
    transcript: MemoryGuardTranscriptDescriptorV1;
}
export interface MemoryGuardParticipantIngressLease {
    readonly token: symbol;
    release(): void;
}
export interface MemoryGuardCreateCheckpointInput {
    ingressLease: MemoryGuardParticipantIngressLease;
    checkpointRoot: string;
}
export type MemoryGuardRestoreBlockedReason = StrictSessionOpenFailure["reason"] | "checkpoint-mismatch" | "participant-mismatch" | "transcript-mismatch" | "blob-manifest-mismatch" | "blob-missing" | "blob-hash-mismatch" | "blob-authority-mismatch" | "destination-unavailable";
export interface MemoryGuardRestoreInput {
    incidentAuthority: RecoveryFsRoot;
    participant: MemoryGuardParticipantDescriptorV1;
    checkpoint: MemoryGuardSessionManagerCheckpointV1;
    destination: SessionDestinationInput;
}
export type MemoryGuardRestoreResult = {
    kind: "staged";
    manager: SessionManager;
    hydrationContext: RecoveryHydrationContext;
    transcriptIdentity: ResumeSessionIdentity;
    cleanup: () => Promise<void>;
} | {
    kind: "blocked";
    reason: MemoryGuardRestoreBlockedReason;
};
export declare function memoryGuardCanonicalJson(value: unknown): string;
export declare function memoryGuardSha256Hex(value: Uint8Array | string): string;
export declare function isMemoryGuardDecimalString(value: unknown): value is string;
export declare function isMemoryGuardSha256Hex(value: unknown): value is string;
export declare function isMemoryGuardRelativePath(value: unknown): value is string;
export declare function hasOnlyKeys(value: Record<string, unknown>, allowed: readonly string[]): boolean;