| 1 | /**
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| 2 | * @license
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| 3 | * Copyright 2017 Google LLC
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| 4 | *
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| 5 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 6 | * you may not use this file except in compliance with the License.
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| 7 | * You may obtain a copy of the License at
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| 8 | *
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0
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| 10 | *
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| 11 | * Unless required by applicable law or agreed to in writing, software
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 14 | * See the License for the specific language governing permissions and
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| 15 | * limitations under the License.
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| 16 | */
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| 17 | interface Base64 {
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| 18 | byteToCharMap_: {
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| 19 | [key: number]: string;
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| 20 | } | null;
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| 21 | charToByteMap_: {
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| 22 | [key: string]: number;
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| 23 | } | null;
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| 24 | byteToCharMapWebSafe_: {
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| 25 | [key: number]: string;
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| 26 | } | null;
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| 27 | charToByteMapWebSafe_: {
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| 28 | [key: string]: number;
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| 29 | } | null;
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| 30 | ENCODED_VALS_BASE: string;
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| 31 | readonly ENCODED_VALS: string;
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| 32 | readonly ENCODED_VALS_WEBSAFE: string;
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| 33 | HAS_NATIVE_SUPPORT: boolean;
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| 34 | encodeByteArray(input: number[] | Uint8Array, webSafe?: boolean): string;
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| 35 | encodeString(input: string, webSafe?: boolean): string;
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| 36 | decodeString(input: string, webSafe: boolean): string;
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| 37 | decodeStringToByteArray(input: string, webSafe: boolean): number[];
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| 38 | init_(): void;
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| 39 | }
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| 40 | export declare const base64: Base64;
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| 41 | /**
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| 42 | * URL-safe base64 encoding
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| 43 | */
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| 44 | export declare const base64Encode: (str: string) => string;
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| 45 | /**
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| 46 | * URL-safe base64 decoding
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| 47 | *
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| 48 | * NOTE: DO NOT use the global atob() function - it does NOT support the
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| 49 | * base64Url variant encoding.
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| 50 | *
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| 51 | * @param str To be decoded
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| 52 | * @return Decoded result, if possible
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| 53 | */
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| 54 | export declare const base64Decode: (str: string) => string | null;
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| 55 | export {};
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