mirror of
https://github.com/MariaDB/server.git
synced 2025-01-16 03:52:35 +01:00
120 lines
4.1 KiB
C
120 lines
4.1 KiB
C
#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 1040
|
|
|
|
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 */
|