Edit File: service_my_crypt.h
#ifndef MYSQL_SERVICE_MY_CRYPT_INCLUDED #define MYSQL_SERVICE_MY_CRYPT_INCLUDED /* Copyright (c) 2014 Google Inc. Copyright (c) 2014, 2015 MariaDB Corporation 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 crypt service AES encryption functions, and a function to generate random bytes. Include my_config.h before this file to use CTR and GCM modes (they only work if server was compiled with openssl). */ #ifdef __cplusplus extern "C" { #endif /* return values from my_aes_encrypt/my_aes_decrypt functions */ #define MY_AES_OK 0 #define MY_AES_BAD_DATA -100 #define MY_AES_OPENSSL_ERROR -101 #define MY_AES_BAD_KEYSIZE -102 /* The block size for all supported algorithms */ #define MY_AES_BLOCK_SIZE 16 /* The max key length of all supported algorithms */ #define MY_AES_MAX_KEY_LENGTH 32 #define MY_AES_CTX_SIZE 512 enum my_aes_mode { MY_AES_ECB, MY_AES_CBC #ifdef HAVE_EncryptAes128Ctr , MY_AES_CTR #endif #ifdef HAVE_EncryptAes128Gcm , MY_AES_GCM #endif }; extern struct my_crypt_service_st { int (*my_aes_crypt_init)(void *ctx, enum my_aes_mode mode, int flags, const unsigned char* key, unsigned int klen, const unsigned char* iv, unsigned int ivlen); int (*my_aes_crypt_update)(void *ctx, const unsigned char *src, unsigned int slen, unsigned char *dst, unsigned int *dlen); int (*my_aes_crypt_finish)(void *ctx, unsigned char *dst, unsigned int *dlen); int (*my_aes_crypt)(enum my_aes_mode mode, int flags, const unsigned char *src, unsigned int slen, unsigned char *dst, unsigned int *dlen, const unsigned char *key, unsigned int klen, const unsigned char *iv, unsigned int ivlen); unsigned int (*my_aes_get_size)(enum my_aes_mode mode, unsigned int source_length); unsigned int (*my_aes_ctx_size)(enum my_aes_mode mode); int (*my_random_bytes)(unsigned char* buf, int num); } *my_crypt_service; #ifdef MYSQL_DYNAMIC_PLUGIN #define my_aes_crypt_init(A,B,C,D,E,F,G) \ my_crypt_service->my_aes_crypt_init(A,B,C,D,E,F,G) #define my_aes_crypt_update(A,B,C,D,E) \ my_crypt_service->my_aes_crypt_update(A,B,C,D,E) #define my_aes_crypt_finish(A,B,C) \ my_crypt_service->my_aes_crypt_finish(A,B,C) #define my_aes_crypt(A,B,C,D,E,F,G,H,I,J) \ my_crypt_service->my_aes_crypt(A,B,C,D,E,F,G,H,I,J) #define my_aes_get_size(A,B)\ my_crypt_service->my_aes_get_size(A,B) #define my_aes_ctx_size(A)\ my_crypt_service->my_aes_ctx_size(A) #define my_random_bytes(A,B)\ my_crypt_service->my_random_bytes(A,B) #else int my_aes_crypt_init(void *ctx, enum my_aes_mode mode, int flags, const unsigned char* key, unsigned int klen, const unsigned char* iv, unsigned int ivlen); int my_aes_crypt_update(void *ctx, const unsigned char *src, unsigned int slen, unsigned char *dst, unsigned int *dlen); int my_aes_crypt_finish(void *ctx, unsigned char *dst, unsigned int *dlen); int my_aes_crypt(enum my_aes_mode mode, int flags, const unsigned char *src, unsigned int slen, unsigned char *dst, unsigned int *dlen, const unsigned char *key, unsigned int klen, const unsigned char *iv, unsigned int ivlen); int my_random_bytes(unsigned char* buf, int num); unsigned int my_aes_get_size(enum my_aes_mode mode, unsigned int source_length); unsigned int my_aes_ctx_size(enum my_aes_mode mode); #endif #ifdef __cplusplus } #endif #endif /* MYSQL_SERVICE_MY_CRYPT_INCLUDED */