/**
 * Signer interfaces for exchange adapters.
 *
 * Separates signing logic from adapters so it can be injected
 * (e.g., HSM, hardware wallet, delegated signing).
 */
/** EVM signer (Hyperliquid + Lighter L1) */
export interface EvmSigner {
    getAddress(): string;
    /** EIP-712 typed data signing — returns flat hex signature (0x...) */
    signTypedData(domain: Record<string, unknown>, types: Record<string, Array<{
        name: string;
        type: string;
    }>>, value: Record<string, unknown>): Promise<string>;
    /** EIP-191 personal message signing — returns hex signature */
    signMessage(message: string | Uint8Array): Promise<string>;
}
/** Solana signer (Pacifica) */
export interface SolanaSigner {
    getPublicKeyBase58(): string;
    /** Ed25519 detached signature */
    signMessage(message: Uint8Array): Promise<Uint8Array>;
    /** Sign a Solana transaction (full sign) */
    signTransaction(tx: {
        sign(keypair: unknown): void;
    }): void;
    /** Partially sign a Solana transaction */
    partialSignTransaction(tx: {
        partialSign(keypair: unknown): void;
    }): void;
}