homework-jianmu/source/libs/transport/inc/rpcHead.h

81 lines
2.2 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_RPCHEAD_H
#define TDENGINE_RPCHEAD_H
#ifdef __cplusplus
extern "C" {
#endif
#define RPC_CONN_TCP 2
extern int tsRpcOverhead;
typedef struct {
void *msg;
int msgLen;
uint32_t ip;
uint16_t port;
int connType;
void *shandle;
void *thandle;
void *chandle;
} SRecvInfo;
#pragma pack(push, 1)
typedef struct {
char version:4; // RPC version
char comp:4; // compression algorithm, 0:no compression 1:lz4
char resflag:2; // reserved bits
char spi:3; // security parameter index
char encrypt:3; // encrypt algorithm, 0: no encryption
uint16_t tranId; // transcation ID
uint32_t linkUid; // for unique connection ID assigned by client
uint64_t ahandle; // ahandle assigned by client
uint32_t sourceId; // source ID, an index for connection list
uint32_t destId; // destination ID, an index for connection list
uint32_t destIp; // destination IP address, for NAT scenario
char user[TSDB_UNI_LEN]; // user ID
uint16_t port; // for UDP only, port may be changed
char empty[1]; // reserved
uint16_t msgType; // message type
int32_t msgLen; // message length including the header iteslf
uint32_t msgVer;
int32_t code; // code in response message
uint8_t content[0]; // message body starts from here
} SRpcHead;
typedef struct {
int32_t reserved;
int32_t contLen;
} SRpcComp;
typedef struct {
uint32_t timeStamp;
uint8_t auth[TSDB_AUTH_LEN];
} SRpcDigest;
#pragma pack(pop)
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_RPCHEAD_H