import type { SupportedAlgorithm } from "../types.js";
/**
 * Runtime environment information for crypto algorithm support
 */
export interface RuntimeInfo {
    nodeVersion?: string;
    supportedAlgorithms: SupportedAlgorithm[];
}
/**
 * Test if a specific algorithm is supported in the current runtime
 */
export declare function isAlgorithmSupported(algorithm: SupportedAlgorithm): Promise<boolean>;
/**
 * Detect the current Node.js runtime environment and supported algorithms
 */
export declare function detectRuntimeInfo(): Promise<RuntimeInfo>;
/**
 * Get the best supported algorithm for the current Node.js runtime
 * Returns the most secure algorithm that's widely supported
 */
export declare function getBestSupportedAlgorithm(): Promise<SupportedAlgorithm>;
/**
 * Validate that the requested algorithm is supported
 */
export declare function validateAlgorithmSupport(algorithm: SupportedAlgorithm): Promise<void>;
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