export declare const AUTHORIZATION_HEADER_NAME: string;
export declare const METADATA_HEADER_NAME: string;
export declare const APP_SERVICE_SECRET_HEADER_NAME: string;
export declare const SERVICE_FABRIC_SECRET_HEADER_NAME: string;
export declare const API_VERSION_QUERY_PARAMETER_NAME: string;
export declare const RESOURCE_BODY_OR_QUERY_PARAMETER_NAME: string;
export declare const DEFAULT_MANAGED_IDENTITY_ID = "system_assigned_managed_identity";
export declare const MANAGED_IDENTITY_DEFAULT_TENANT = "managed_identity";
export declare const DEFAULT_AUTHORITY_FOR_MANAGED_IDENTITY: string;
/**
 * Managed Identity Environment Variable Names
 */
export declare const ManagedIdentityEnvironmentVariableNames: {
    readonly AZURE_POD_IDENTITY_AUTHORITY_HOST: "AZURE_POD_IDENTITY_AUTHORITY_HOST";
    readonly IDENTITY_ENDPOINT: "IDENTITY_ENDPOINT";
    readonly IDENTITY_HEADER: "IDENTITY_HEADER";
    readonly IDENTITY_SERVER_THUMBPRINT: "IDENTITY_SERVER_THUMBPRINT";
    readonly IMDS_ENDPOINT: "IMDS_ENDPOINT";
    readonly MSI_ENDPOINT: "MSI_ENDPOINT";
};
export type ManagedIdentityEnvironmentVariableNames = (typeof ManagedIdentityEnvironmentVariableNames)[keyof typeof ManagedIdentityEnvironmentVariableNames];
/**
 * Managed Identity Source Names
 * @public
 */
export declare const ManagedIdentitySourceNames: {
    readonly APP_SERVICE: "AppService";
    readonly AZURE_ARC: "AzureArc";
    readonly CLOUD_SHELL: "CloudShell";
    readonly DEFAULT_TO_IMDS: "DefaultToImds";
    readonly IMDS: "Imds";
    readonly SERVICE_FABRIC: "ServiceFabric";
};
/**
 * The ManagedIdentitySourceNames type
 * @public
 */
export type ManagedIdentitySourceNames = (typeof ManagedIdentitySourceNames)[keyof typeof ManagedIdentitySourceNames];
/**
 * Managed Identity Ids
 */
export declare const ManagedIdentityIdType: {
    readonly SYSTEM_ASSIGNED: "system-assigned";
    readonly USER_ASSIGNED_CLIENT_ID: "user-assigned-client-id";
    readonly USER_ASSIGNED_RESOURCE_ID: "user-assigned-resource-id";
    readonly USER_ASSIGNED_OBJECT_ID: "user-assigned-object-id";
};
export type ManagedIdentityIdType = (typeof ManagedIdentityIdType)[keyof typeof ManagedIdentityIdType];
/**
 * http methods
 */
export declare const HttpMethod: {
    readonly GET: "get";
    readonly POST: "post";
};
export type HttpMethod = (typeof HttpMethod)[keyof typeof HttpMethod];
export declare const ProxyStatus: {
    readonly SUCCESS: 200;
    readonly SUCCESS_RANGE_START: 200;
    readonly SUCCESS_RANGE_END: 299;
    readonly SERVER_ERROR: 500;
};
export type ProxyStatus = (typeof ProxyStatus)[keyof typeof ProxyStatus];
/**
 * Constants used for region discovery
 */
export declare const REGION_ENVIRONMENT_VARIABLE = "REGION_NAME";
/**
 * Constant used for PKCE
 */
export declare const RANDOM_OCTET_SIZE = 32;
/**
 * Constants used in PKCE
 */
export declare const Hash: {
    SHA256: string;
};
/**
 * Constants for encoding schemes
 */
export declare const CharSet: {
    CV_CHARSET: string;
};
/**
 * Cache Constants
 */
export declare const CACHE: {
    FILE_CACHE: string;
    EXTENSION_LIB: string;
};
/**
 * Constants
 */
export declare const Constants: {
    MSAL_SKU: string;
    JWT_BEARER_ASSERTION_TYPE: string;
    AUTHORIZATION_PENDING: string;
    HTTP_PROTOCOL: string;
    LOCALHOST: string;
};
/**
 * API Codes for Telemetry purposes.
 * Before adding a new code you must claim it in the MSAL Telemetry tracker as these number spaces are shared across all MSALs
 * 0-99 Silent Flow
 * 600-699 Device Code Flow
 * 800-899 Auth Code Flow
 */
export declare const ApiId: {
    acquireTokenSilent: number;
    acquireTokenByUsernamePassword: number;
    acquireTokenByDeviceCode: number;
    acquireTokenByClientCredential: number;
    acquireTokenByCode: number;
    acquireTokenByRefreshToken: number;
};
export type ApiId = (typeof ApiId)[keyof typeof ApiId];
/**
 * JWT  constants
 */
export declare const JwtConstants: {
    ALGORITHM: string;
    RSA_256: string;
    X5T: string;
    X5C: string;
    AUDIENCE: string;
    EXPIRATION_TIME: string;
    ISSUER: string;
    SUBJECT: string;
    NOT_BEFORE: string;
    JWT_ID: string;
};
export declare const LOOPBACK_SERVER_CONSTANTS: {
    INTERVAL_MS: number;
    TIMEOUT_MS: number;
};
export declare const AZURE_ARC_SECRET_FILE_MAX_SIZE_BYTES = 4096;
export declare const MANAGED_IDENTITY_MAX_RETRIES = 3;
export declare const MANAGED_IDENTITY_RETRY_DELAY = 1000;
export declare const MANAGED_IDENTITY_HTTP_STATUS_CODES_TO_RETRY_ON: (500 | 404 | 408 | 429 | 503 | 504)[];
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