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