import {
  AwsSdkSigV4AuthInputConfig,
  AwsSdkSigV4AuthResolvedConfig,
  AwsSdkSigV4PreviouslyResolved,
} from "@aws-sdk/core/httpAuthSchemes";
import {
  HandlerExecutionContext,
  HttpAuthScheme,
  HttpAuthSchemeParameters,
  HttpAuthSchemeParametersProvider,
  HttpAuthSchemeProvider,
  Provider,
} from "@smithy/types";
import { ComprehendClientResolvedConfig } from "../ComprehendClient";
export interface ComprehendHttpAuthSchemeParameters extends HttpAuthSchemeParameters {
  region?: string;
}
export interface ComprehendHttpAuthSchemeParametersProvider extends HttpAuthSchemeParametersProvider<
  ComprehendClientResolvedConfig,
  HandlerExecutionContext,
  ComprehendHttpAuthSchemeParameters,
  object
> {}
export declare const defaultComprehendHttpAuthSchemeParametersProvider: (
  config: ComprehendClientResolvedConfig,
  context: HandlerExecutionContext,
  input: object,
) => Promise<ComprehendHttpAuthSchemeParameters>;
export interface ComprehendHttpAuthSchemeProvider extends HttpAuthSchemeProvider<ComprehendHttpAuthSchemeParameters> {}
export declare const defaultComprehendHttpAuthSchemeProvider: ComprehendHttpAuthSchemeProvider;
export interface HttpAuthSchemeInputConfig extends AwsSdkSigV4AuthInputConfig {
  authSchemePreference?: string[] | Provider<string[]>;
  httpAuthSchemes?: HttpAuthScheme[];
  httpAuthSchemeProvider?: ComprehendHttpAuthSchemeProvider;
}
export interface HttpAuthSchemeResolvedConfig extends AwsSdkSigV4AuthResolvedConfig {
  readonly authSchemePreference: Provider<string[]>;
  readonly httpAuthSchemes: HttpAuthScheme[];
  readonly httpAuthSchemeProvider: ComprehendHttpAuthSchemeProvider;
}
export declare const resolveHttpAuthSchemeConfig: <T>(
  config: T & HttpAuthSchemeInputConfig & AwsSdkSigV4PreviouslyResolved,
) => T & HttpAuthSchemeResolvedConfig;