libaitrpc/inc/aitrpc.h - diff

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Diff for /libaitrpc/inc/aitrpc.h between versions 1.18 and 1.26

version 1.18, 2013/08/22 15:31:09	version 1.26, 2015/01/21 21:17:05
Line 12 terms:	Line 12 terms:
All of the documentation and software included in the ELWIX and AITNET	All of the documentation and software included in the ELWIX and AITNET
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>	Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>

Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013	Copyright 2004 - 2015
by Michael Pounov <misho@elwix.org>. All rights reserved.	by Michael Pounov <misho@elwix.org>. All rights reserved.

Redistribution and use in source and binary forms, with or without	Redistribution and use in source and binary forms, with or without
Line 62 SUCH DAMAGE.	Line 62 SUCH DAMAGE.
#include <aitsched.h>	#include <aitsched.h>


#define RPC_VERSION 7	#define RPC_VERSION 8
#define RPC_DEFPORT 2611	#define RPC_DEFPORT 2611

	/* Additional ELWIX RPC supporting protocols */
	#ifndef SOCK_STREAM
	#define SOCK_STREAM 1 /* stream socket */
	#endif
	#ifndef SOCK_DGRAM
	#define SOCK_DGRAM 2 /* datagram socket */
	#endif
	#ifndef SOCK_RAW
	#define SOCK_RAW 3 /* raw-protocol interface */
	#endif
	#define SOCK_BPF 4 /* ethernet interface */
	#define SOCK_EXT 5 /* bi-directional pipe interface */

/* RPC call request flags */	/* RPC call request flags */

#define RPC_REPLY 0x0	#define RPC_REPLY 0x0
#define RPC_NOREPLY 0x1	#define RPC_NOREPLY 0x1

	/* RPC call I/O direction */

	#define RPC_REQ 0x0
	#define RPC_ACK 0x1

/* RPC builtin registed calls */	/* RPC builtin registed calls */

#define CALL_TAG_MAX 65535	#define CALL_TAG_MAX 65535
Line 141 struct tagRPCCall {	Line 159 struct tagRPCCall {
};	};

uint16_t call_tag;	uint16_t call_tag;
uint16_t call_argc;	uint8_t call_io;
	uint8_t call_argc;
ait_val_t call_argv[0];	ait_val_t call_argv[0];
} __packed; /* size == 20 bytes */	} __packed; /* size == 20 bytes */
#define RPC_CHK_NOREPLY(x) ((x)->call_req.flags & RPC_NOREPLY)	#define RPC_CHK_NOREPLY(x) (ntohl((u_long) (x)->call_req.flags) & RPC_NOREPLY)
	#define RPC_SET_ERRNO(x, _v) ((x)->call_rep.eno = htonl((_v)))

/* Network BLOB packet - Header */	/* Network BLOB packet - Header */

Line 246 typedef struct {	Line 266 typedef struct {
*/	*/
typedef int (rpc_callback_t)(rpc_cli_t , struct tagRPCCall , array_t );	typedef int (rpc_callback_t)(rpc_cli_t , struct tagRPCCall , array_t );

	#define RPC_CALL_DEFINE(x) int (x)(rpc_cli_t, struct tagRPCCall, array_t*)
	#define RPC_CALL_ARGS(arg1, arg2, arg3) rpc_cli_t* arg1, struct tagRPCCall* arg2, array_t* arg3
	#define RPC_CALL_STDARGS RPC_CALL_ARGS(cli, rpc, iv)


/* ----------------------------------------------------------------------- */	/* ----------------------------------------------------------------------- */

/* Error support functions */	/* Error support functions */
Line 261 void rpc_SetErr(int eno, char *estr, ...);	Line 285 void rpc_SetErr(int eno, char *estr, ...);


/*	/*
	* rpc_Read() - RPC read operation
	*
	* @sock = socket
	* @type = type of socket
	* @flags = receive flags
	* @sa = check client address, if you use udp protocol
	* @buf = buffer
	* @blen = buffer length
	* return: -1 error, 0 EOF or or >0 readed bytes into buffer
	*/
	ssize_t rpc_Read(int sock, int type, int flags, sockaddr_t * __restrict sa,
	unsigned char * __restrict buf, size_t blen);
	/*
	* rpc_Write() - RPC write operation
	*
	* @sock = socket
	* @type = type of socket
	* @flags = send flags
	* @sa = send to client address, if you use udp protocol
	* @buf = buffer
	* @blen = buffer length
	* return: -1 error, 0 EOF or >0 written bytes into buffer
	*/
	ssize_t rpc_Write(int sock, int type, int flags, sockaddr_t * __restrict sa,
	unsigned char * __restrict buf, size_t blen);

	/*
* rpc_chkPktSession() - Check RPC session	* rpc_chkPktSession() - Check RPC session
*	*
* @p = packet session	* @p = packet session
Line 328 void rpc_srv_endServer(rpc_srv_t ** __restrict psrv);	Line 379 void rpc_srv_endServer(rpc_srv_t ** __restrict psrv);
* return: -1 error or 0 ok, infinite loop ...	* return: -1 error or 0 ok, infinite loop ...
*/	*/
int rpc_srv_loopServer(rpc_srv_t * __restrict srv);	int rpc_srv_loopServer(rpc_srv_t * __restrict srv);
#define rpc_srv_execServer(_srv, _sync) do { assert((_srv)); \	#define rpc_srv_execServer(_srv, _sync) \
if (!(_srv)->srv_kill) { \	do { assert((_srv)); \
pthread_create(&(_srv)->srv_tid, NULL, (void()(void*)) \	if (!(_srv)->srv_kill) { \
rpc_srv_loopServer, (_srv)); \	pthread_create(&(_srv)->srv_tid, NULL, (void()(void*)) \
if ((_sync)) \	rpc_srv_loopServer, (_srv)); \
pthread_join((_srv)->srv_tid, (void**) (_sync)); \	if ((_sync)) \
else \	pthread_join((_srv)->srv_tid, (void**) (_sync)); \
pthread_detach((_srv)->srv_tid); \	else \
} } while (0)	pthread_detach((_srv)->srv_tid); \
	} } while (0)
	#define rpc_srv_killServer(_srv) \
	(assert((_srv)), (_srv)->srv_blob.kill = 1, (_srv)->srv_kill = 1)

/*	/*
* rpc_srv_initBLOBServer() - Init & create BLOB Server	* rpc_srv_initBLOBServer() - Init & create BLOB Server
Line 361 void rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	Line 415 void rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
* return: -1 error or 0 ok, infinite loop ...	* return: -1 error or 0 ok, infinite loop ...
*/	*/
int rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv);	int rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv);
#define rpc_srv_execBLOBServer(_srv) do { assert((_srv)); \	#define rpc_srv_execBLOBServer(_srv) \
if (!(_srv)->srv_kill && !(_srv)->srv_blob.kill) { \	do { assert((_srv)); \
pthread_create(&(_srv)->srv_blob.tid, NULL, \	if (!(_srv)->srv_kill && !(_srv)->srv_blob.kill) { \
(void()(void*)) \	pthread_create(&(_srv)->srv_blob.tid, NULL, \
rpc_srv_loopBLOBServer, (_srv)); \	(void()(void*)) rpc_srv_loopBLOBServer, (_srv)); \
pthread_detach((_srv)->srv_blob.tid); \	pthread_detach((_srv)->srv_blob.tid); \
} \	} \
} while (0)	} while (0)

/*	/*
	* rpc_srv_initServer2() - Init & create layer2 RPC Server
	*
	* @InstID = Instance for authentication & recognition
	* @concurentClients = Concurent clients at same time to this server
	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
	* @csIface = Interface name for bind server, if NULL first interface on host
	* return: NULL == error or !=NULL bind and created RPC server instance
	*/
	rpc_srv_t *rpc_srv_initServer2(u_char InstID, int concurentClients, int netBuf,
	const char *csIface);

	/*
	* rpc_srv_initServerExt() - Init & create pipe RPC Server
	*
	* @InstID = Instance for authentication & recognition
	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
	* @fd = File descriptor
	* return: NULL == error or !=NULL bind and created RPC server instance
	*/
	rpc_srv_t *rpc_srv_initServerExt(u_char InstID, int netBuf, int fd);

	/*
* rpc_srv_registerCall() - Register call to RPC server	* rpc_srv_registerCall() - Register call to RPC server
*	*
* @srv = RPC Server instance	* @srv = RPC Server instance
Line 541 int rpc_cli_getBLOB(rpc_cli_t * __restrict cli, ait_va	Line 617 int rpc_cli_getBLOB(rpc_cli_t * __restrict cli, ait_va
rpc_cli_t *rpc_cli_openClient(unsigned char InstID, int netBuf,	rpc_cli_t *rpc_cli_openClient(unsigned char InstID, int netBuf,
const char *csHost, unsigned short Port, int proto);	const char *csHost, unsigned short Port, int proto);
/*	/*
	* rpc_cli_reconnectClient() - Reconnecting client to RPC server
	*
	* @cli = RPC Client session
	* return: -1 error or 0 ok
	*/
	int rpc_cli_reconnectClient(rpc_cli_t * __restrict cli);
	/*
* rpc_cli_closeClient() - Close connection to RPC server and free resources	* rpc_cli_closeClient() - Close connection to RPC server and free resources
*	*
* @cli = RPC Client session	* @cli = RPC Client session
Line 555 void rpc_cli_closeClient(rpc_cli_t ** __restrict cli);	Line 638 void rpc_cli_closeClient(rpc_cli_t ** __restrict cli);
* @sa = Server address	* @sa = Server address
* @pkt = RPC packet	* @pkt = RPC packet
* @len = Length of packet	* @len = Length of packet
* return: -1 error or !=-1 sended bytes	* return: -1 error, 0 EOF or >0 sended bytes
*/	*/
int rpc_pkt_Send(int sock, int type, sockaddr_t * __restrict sa,	int rpc_pkt_Send(int sock, int type, sockaddr_t * __restrict sa,
ait_val_t * __restrict pkt, int len);	ait_val_t * __restrict pkt, int len);
Line 566 int rpc_pkt_Send(int sock, int type, sockaddr_t * __re	Line 649 int rpc_pkt_Send(int sock, int type, sockaddr_t * __re
* @type = Type of socket	* @type = Type of socket
* @sa = Server address	* @sa = Server address
* @pkt = RPC packet	* @pkt = RPC packet
* return: -1 error or !=-1 sended bytes	* return: -1 error, 0 EOF or >0 received bytes
*/	*/
int rpc_pkt_Receive(int sock, int type, sockaddr_t * __restrict sa,	int rpc_pkt_Receive(int sock, int type, sockaddr_t * __restrict sa,
ait_val_t * __restrict pkt);	ait_val_t * __restrict pkt);
Line 587 int rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_se	Line 670 int rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_se
* rpc_pkt_Replay() - Decode RPC Replay packet	* rpc_pkt_Replay() - Decode RPC Replay packet
*	*
* @pkt = Packet buffer	* @pkt = Packet buffer
* @sess = RPC session info	* @sess = RPC session info, if =NULL don't check session
* @tag = Function tag	* @tag = Function tag
* @vars = Function argument array of values, may be NULL	* @vars = Function argument array of values, may be NULL
* @nocrc = Without CRC calculation	* @nocrc = Without CRC calculation
Line 603 int rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_ses	Line 686 int rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_ses
* @tag = Function tag for execution	* @tag = Function tag for execution
* @in_vars = IN function argument array of values, may be NULL	* @in_vars = IN function argument array of values, may be NULL
* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with ait_freeVars()	* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with ait_freeVars()
* return: -1 error or != -1 ok result	* return: -1 error, 0 ok result or 1 closed rpc connection
*/	*/
int rpc_cli_execCall(rpc_cli_t *cli, int noreply, unsigned short tag,	int rpc_cli_execCall(rpc_cli_t *cli, int noreply, unsigned short tag,
array_t * __restrict in_vars, array_t ** __restrict out_vars);	array_t * __restrict in_vars, array_t ** __restrict out_vars);
Line 638 rpc_cli_t rpc_cli_openBLOBClient(rpc_cli_t __restri	Line 721 rpc_cli_t rpc_cli_openBLOBClient(rpc_cli_t __restri
* return: none	* return: none
*/	*/
void rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli);	void rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli);


	/*
	* rpc_cli_openClient2() - Connect to layer2 RPC Server
	*
	* @InstID = InstID for RPC session request
	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
	* @csIface = Interface name for bind client, if NULL first interface on host
	* @csHost = Host ethernet address
	* return: NULL == error or !=NULL connection to RPC server established
	*/
	rpc_cli_t *rpc_cli_openClient2(u_char InstID, int netBuf,
	const char csIface, const char csHost);
	/*
	* rpc_cli_closeClient2() - Close layer2 connection to RPC server and free resources
	*
	* @cli = RPC Client session
	* return: none
	*/
	void rpc_cli_closeClient2(rpc_cli_t ** __restrict cli);


	/*
	* rpc_cli_openClientExt() - Connect to pipe RPC Server
	*
	* @InstID = InstID for RPC session request
	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
	* @fd = File descriptor
	* return: NULL == error or !=NULL connection to RPC server established
	*/
	rpc_cli_t *rpc_cli_openClientExt(u_char InstID, int netBuf, int fd);
	/*
	* rpc_cli_closeClientExt() - Close pipe connection to RPC server and free resources
	*
	* @cli = RPC Client session
	* return: none
	*/
	void rpc_cli_closeClientExt(rpc_cli_t ** __restrict cli);


#endif	#endif

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