| /** @file |
| |
| A brief file description |
| |
| @section license License |
| |
| 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. |
| */ |
| |
| #pragma once |
| |
| /* |
| * Base64 encoding and decoding as according to RFC1521. Similar to uudecode. |
| * See RFC1521 for specification. |
| * |
| * RFC 1521 requires inserting line breaks for long lines. The basic web |
| * authentication scheme does not require them. This implementation is |
| * intended for web-related use, and line breaks are not implemented. |
| * |
| * These routines return char*'s to malloc-ed strings. The caller is |
| * responsible for freeing the strings. |
| * |
| */ |
| // Encodes / Decodes into user supplied buffer. Returns number of bytes decoded |
| bool ats_base64_encode(const char *inBuffer, size_t inBufferSize, char *outBuffer, size_t outBufSize, size_t *length); |
| bool ats_base64_encode(const unsigned char *inBuffer, size_t inBufferSize, char *outBuffer, size_t outBufSize, size_t *length); |
| |
| bool ats_base64_decode(const char *inBuffer, size_t inBufferSize, unsigned char *outBuffer, size_t outBufSize, size_t *length); |
| |
| // Little helper functions to calculate minimum required output buffer for encoding/decoding. |
| #define ATS_BASE64_ENCODE_DSTLEN(_length) ((_length * 8) / 6 + 4) |
| #define ATS_BASE64_DECODE_DSTLEN(_length) (((_length + 3) / 4) * 3) |