import { type DescFile, type DescService } from '@bufbuild/protobuf';
import type { ServiceDefinition } from '@grpc/grpc-js';
import type { MessagePopulationOptions } from './types';
/**
 * Generates grpc service definitions.
 */
export declare function generateGrpcServices(input: (DescFile | DescService) | (DescFile | DescService)[], options?: MessagePopulationOptions): Record<string, ServiceDefinition>;