/**
 * Inter-Agent Protocol (I.A.P.) v1.0.0
 *
 * Utility functions for message creation and handling
 */
import { IAPMessage, MessageType, AgentId, TaskId, MessageId, AgentHandshake, TaskProposal, TaskBid, ContextTransfer, ErrorMessage, CapabilityDiscovery, TaskAssignment, TaskResult, Heartbeat, DisconnectMessage } from './types';
/**
 * Generates a unique message ID
 */
export declare function generateMessageId(): MessageId;
/**
 * Generates a unique task ID
 */
export declare function generateTaskId(): TaskId;
/**
 * Generates a unique agent ID
 */
export declare function generateAgentId(prefix?: string): AgentId;
/**
 * Gets current timestamp in ISO 8601 format
 */
export declare function getCurrentTimestamp(): string;
/**
 * Creates a base I.A.P. message structure
 */
export declare function createBaseMessage(type: MessageType, from: AgentId, to: AgentId | 'router', payload: any, correlationId?: string): IAPMessage;
/**
 * Creates a handshake message
 */
export declare function createHandshakeMessage(handshake: AgentHandshake): IAPMessage;
/**
 * Creates a capability discovery message
 */
export declare function createCapabilityDiscoveryMessage(discovery: CapabilityDiscovery): IAPMessage;
/**
 * Creates a task proposal message
 */
export declare function createTaskProposalMessage(proposal: TaskProposal): IAPMessage;
/**
 * Creates a task bid message
 */
export declare function createTaskBidMessage(bid: TaskBid, agentId: AgentId): IAPMessage;
/**
 * Creates a task assignment message
 */
export declare function createTaskAssignmentMessage(assignment: TaskAssignment): IAPMessage;
/**
 * Creates a task result message
 */
export declare function createTaskResultMessage(result: TaskResult): IAPMessage;
/**
 * Creates a context transfer message
 */
export declare function createContextTransferMessage(transfer: ContextTransfer): IAPMessage;
/**
 * Creates an error message
 */
export declare function createErrorMessage(from: AgentId, to: AgentId | 'router', error: ErrorMessage, correlationId?: string): IAPMessage;
/**
 * Creates a heartbeat message
 */
export declare function createHeartbeatMessage(heartbeat: Heartbeat): IAPMessage;
/**
 * Creates a disconnect message
 */
export declare function createDisconnectMessage(disconnect: DisconnectMessage): IAPMessage;
/**
 * Serializes a message to JSON string
 */
export declare function serializeMessage(message: IAPMessage): string;
/**
 * Deserializes a JSON string to a message
 */
export declare function deserializeMessage(json: string): IAPMessage;
/**
 * Extracts correlation ID from a message
 */
export declare function getCorrelationId(message: IAPMessage): string | undefined;
/**
 * Checks if a message is a request type
 */
export declare function isRequestMessage(type: MessageType): boolean;
/**
 * Checks if a message is a response type
 */
export declare function isResponseMessage(type: MessageType): boolean;
/**
 * Calculates message size in bytes
 */
export declare function getMessageSize(message: IAPMessage): number;
/**
 * Compresses large payloads (placeholder for actual compression)
 */
export declare function compressPayload(payload: any): {
    data: string;
    compressed: boolean;
};
/**
 * Decompresses payloads (placeholder for actual decompression)
 */
export declare function decompressPayload(data: string, compressed: boolean): any;
/**
 * Creates a response message from a request
 */
export declare function createResponseMessage(request: IAPMessage, responseType: MessageType, payload: any): IAPMessage;
/**
 * Checks if a message has expired based on deadline
 */
export declare function isMessageExpired(message: IAPMessage, deadlineMs?: number): boolean;
/**
 * Calculates message age in milliseconds
 */
export declare function getMessageAge(message: IAPMessage): number;
/**
 * Redacts sensitive information from a message for logging
 */
export declare function redactMessage(message: IAPMessage): IAPMessage;
/**
 * Formats a message for human-readable logging
 */
export declare function formatMessageForLog(message: IAPMessage): string;
/**
 * Batch messages for efficient transmission
 */
export declare function batchMessages(messages: IAPMessage[]): string;
/**
 * Unbatch messages from a batch transmission
 */
export declare function unbatchMessages(batch: string): IAPMessage[];
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