import { AWSKMSSecretStoreOptions, AzureKeyVaultSecretStoreOptions, DatabaseSecretStoreOptions, GetSecretStoreOptions, SecretStore, VaultSecretStoreOptions } from './types.js';
/**
 * Type guard for database options
 */
export declare function isDatabaseOptions(opts: GetSecretStoreOptions): opts is DatabaseSecretStoreOptions;
/**
 * Type guard for AWS KMS options
 */
export declare function isAWSKMSOptions(opts: GetSecretStoreOptions): opts is AWSKMSSecretStoreOptions;
/**
 * Type guard for Vault options
 */
export declare function isVaultOptions(opts: GetSecretStoreOptions): opts is VaultSecretStoreOptions;
/**
 * Type guard for Azure Key Vault options
 */
export declare function isAzureKeyVaultOptions(opts: GetSecretStoreOptions): opts is AzureKeyVaultSecretStoreOptions;
/**
 * Factory function to create secret store instances
 *
 * Uses lazy imports to avoid loading unnecessary adapters and their dependencies.
 *
 * @example
 * ```typescript
 * // Database-backed store with env-based AMK
 * const store = await getSecretStore({
 *   type: 'database',
 *   db,
 *   amk: {
 *     provider: 'env',
 *     keyEnvVar: 'SECRET_MASTER_KEY',
 *     keyId: 'amk-v1'
 *   }
 * });
 *
 * // Encrypt a secret
 * const envelope = await store.encrypt('tenant-123', 'api-key', 'synthetic-secret');
 *
 * // Decrypt
 * const decrypted = await store.decrypt('tenant-123', envelope);
 * ```
 */
export declare function getSecretStore(options: GetSecretStoreOptions): Promise<SecretStore>;
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