00001 /* Licensed to the Apache Software Foundation (ASF) under one or more 00002 * contributor license agreements. See the NOTICE file distributed with 00003 * this work for additional information regarding copyright ownership. 00004 * The ASF licenses this file to You under the Apache License, Version 2.0 00005 * (the "License"); you may not use this file except in compliance with 00006 * the License. You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 * The apr_vsnprintf/apr_snprintf functions are based on, and used with the 00016 * permission of, the SIO stdio-replacement strx_* functions by Panos 00017 * Tsirigotis <panos@alumni.cs.colorado.edu> for xinetd. 00018 */ 00019 00024 #ifndef APR_BASE64_H 00025 #define APR_BASE64_H 00026 00027 #include "apu.h" 00028 #include "apr_general.h" 00029 00030 #ifdef __cplusplus 00031 extern "C" { 00032 #endif 00033 00040 /* Simple BASE64 encode/decode functions. 00041 * 00042 * As we might encode binary strings, hence we require the length of 00043 * the incoming plain source. And return the length of what we decoded. 00044 * 00045 * The decoding function takes any non valid char (i.e. whitespace, \0 00046 * or anything non A-Z,0-9 etc as terminal. 00047 * 00048 * plain strings/binary sequences are not assumed '\0' terminated. Encoded 00049 * strings are neither. But probably should. 00050 * 00051 */ 00052 00059 APU_DECLARE(int) apr_base64_encode_len(int len); 00060 00068 APU_DECLARE(int) apr_base64_encode(char * coded_dst, const char *plain_src, 00069 int len_plain_src); 00070 00078 APU_DECLARE(int) apr_base64_encode_binary(char * coded_dst, 00079 const unsigned char *plain_src, 00080 int len_plain_src); 00081 00088 APU_DECLARE(int) apr_base64_decode_len(const char * coded_src); 00089 00096 APU_DECLARE(int) apr_base64_decode(char * plain_dst, const char *coded_src); 00097 00104 APU_DECLARE(int) apr_base64_decode_binary(unsigned char * plain_dst, 00105 const char *coded_src); 00106 00108 #ifdef __cplusplus 00109 } 00110 #endif 00111 00112 #endif /* !APR_BASE64_H */