| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef BASE64_H |
| # define BASE64_H |
| |
| /* Get size_t. */ |
| # include <stddef.h> |
| |
| /* Get bool. */ |
| # include <stdbool.h> |
| |
| |
| #ifdef __cplusplus |
| namespace rocketmqSignature{ |
| #endif |
| |
| /* This uses that the expression (n+(k-1))/k means the smallest |
| integer >= n/k, i.e., the ceiling of n/k. */ |
| # define BASE64_LENGTH(inlen) ((((inlen) + 2) / 3) * 4) |
| |
| extern bool isbase64(char ch); |
| |
| extern void base64_encode(const char *in, size_t inlen, |
| char *out, size_t outlen); |
| |
| extern size_t base64_encode_alloc(const char *in, size_t inlen, char **out); |
| |
| extern bool base64_decode(const char *in, size_t inlen, |
| char *out, size_t *outlen); |
| |
| extern bool base64_decode_alloc(const char *in, size_t inlen, |
| char **out, size_t *outlen); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* BASE64_H */ |