2017-02-14 21:42:28 +02:00

99 lines
2.7 KiB
C

#pragma once
#ifndef _CDC_H
#define _CDC_H
/*
* Copyright (c) 2016 MariaDB Corporation Ab
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
*
* Change Date: 2019-07-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2 or later of the General
* Public License.
*/
/*
* Revision History
*
* Date Who Description
* 11-01-2016 Massimiliano Pinto First Implementation
*/
#include <maxscale/cdefs.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <maxscale/dcb.h>
#include <maxscale/buffer.h>
#include <maxscale/service.h>
#include <maxscale/session.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <maxscale/router.h>
#include <maxscale/poll.h>
#include <maxscale/atomic.h>
MXS_BEGIN_DECLS
#define CDC_SMALL_BUFFER 1024
#define CDC_METHOD_MAXLEN 128
#define CDC_USER_MAXLEN 128
#define CDC_HOSTNAME_MAXLEN 512
#define CDC_USERAGENT_MAXLEN 1024
#define CDC_FIELD_MAXLEN 8192
#define CDC_REQUESTLINE_MAXLEN 8192
#define CDC_UNDEFINED 0
#define CDC_ALLOC 1
#define CDC_STATE_WAIT_FOR_AUTH 2
#define CDC_STATE_AUTH_OK 3
#define CDC_STATE_AUTH_FAILED 4
#define CDC_STATE_AUTH_ERR 5
#define CDC_STATE_AUTH_NO_SESSION 6
#define CDC_STATE_REGISTRATION 7
#define CDC_STATE_HANDLE_REQUEST 8
#define CDC_STATE_CLOSE 9
#define CDC_UUID_LEN 32
#define CDC_TYPE_LEN 16
/**
* CDC session specific data
*/
typedef struct cdc_session
{
char user[CDC_USER_MAXLEN + 1]; /*< username for authentication */
char uuid[CDC_UUID_LEN + 1]; /*< client uuid in registration */
unsigned int flags[2]; /*< Received flags */
uint8_t auth_data[SHA_DIGEST_LENGTH]; /*< Password Hash */
int state; /*< CDC protocol state */
} CDC_session;
/**
* CDC protocol
*/
typedef struct cdc_protocol
{
#ifdef SS_DEBUG
skygw_chk_t protocol_chk_top;
#endif
int state; /*< CDC protocol state */
char user[CDC_USER_MAXLEN + 1]; /*< username for authentication */
SPINLOCK lock; /*< Protocol structure lock */
char type[CDC_TYPE_LEN + 1]; /*< Request Type */
#ifdef SS_DEBUG
skygw_chk_t protocol_chk_tail;
#endif
} CDC_protocol;
/* routines */
extern int gw_hex2bin(uint8_t *out, const char *in, unsigned int len);
MXS_END_DECLS
#endif