#ifndef MYSQL_SERVICE_BASE64_INCLUDED /* Copyright (c) 2017, MariaDB This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ /** @file my base64 service Functions for base64 en- and decoding */ #ifdef __cplusplus extern "C" { #endif #ifndef MYSQL_ABI_CHECK #include <stdlib.h> #endif /* Allow multiple chunks 'AAA= AA== AA==', binlog uses this */ #define MY_BASE64_DECODE_ALLOW_MULTIPLE_CHUNKS 1 extern struct base64_service_st { int (*base64_needed_encoded_length_ptr)(int length_of_data); int (*base64_encode_max_arg_length_ptr)(void); int (*base64_needed_decoded_length_ptr)(int length_of_encoded_data); int (*base64_decode_max_arg_length_ptr)(); int (*base64_encode_ptr)(const void *src, size_t src_len, char *dst); int (*base64_decode_ptr)(const char *src, size_t src_len, void *dst, const char **end_ptr, int flags); } *base64_service; #ifdef MYSQL_DYNAMIC_PLUGIN #define my_base64_needed_encoded_length(A) base64_service->base64_needed_encoded_length_ptr(A) #define my_base64_encode_max_arg_length() base64_service->base64_encode_max_arg_length_ptr() #define my_base64_needed_decoded_length(A) base64_service->base64_needed_decoded_length_ptr(A) #define my_base64_decode_max_arg_length() base64_service->base64_decode_max_arg_length_ptr() #define my_base64_encode(A,B,C) base64_service->base64_encode_ptr(A,B,C) #define my_base64_decode(A,B,C,D,E) base64_service->base64_decode_ptr(A,B,C,D,E) #else /* Calculate how much memory needed for dst of my_base64_encode() */ int my_base64_needed_encoded_length(int length_of_data); /* Maximum length my_base64_encode_needed_length() can accept with no overflow. */ int my_base64_encode_max_arg_length(void); /* Calculate how much memory needed for dst of my_base64_decode() */ int my_base64_needed_decoded_length(int length_of_encoded_data); /* Maximum length my_base64_decode_needed_length() can accept with no overflow. */ int my_base64_decode_max_arg_length(); /* Encode data as a my_base64 string */ int my_base64_encode(const void *src, size_t src_len, char *dst); /* Decode a my_base64 string into data */ int my_base64_decode(const char *src, size_t src_len, void *dst, const char **end_ptr, int flags); #endif #ifdef __cplusplus } #endif #define MYSQL_SERVICE_BASE64_INCLUDED #endif SIMPAN PERUBAHAN