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version 1.3.2.1, 2011/08/29 23:26:56	version 1.28, 2015/07/02 22:28:14
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	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 48 SUCH DAMAGE.	Line 48 SUCH DAMAGE.


#include <assert.h>	#include <assert.h>
#include <stdlib.h>	//#include <stdlib.h>
#include <string.h>	//#include <string.h>
#include <sys/types.h>	//#include <errno.h>
#include <sys/param.h>	//#include <sys/types.h>
#if !defined(__NetBSD__)	//#include <sys/param.h>
#include <sys/limits.h>	//#if !defined(__NetBSD__)
#endif	//#include <sys/limits.h>
#include <sys/socket.h>	//#endif
#include <aitio.h>	//#include <sys/socket.h>
	#include <pthread.h>
	#include <sys/queue.h>
	#include <aitrpc_pkt.h>
	#include <aitrpc_cli.h>
	#include <aitsched.h>


#define RPC_VERSION 1	#define RPC_CALLBACK_CHECK_INPUT(x) do { \
#define RPC_DEFPORT 2611	assert((x)); \
	if (!(x)) { \
	rpc_SetErr(EINVAL, \
/* RPC builtin registed calls */	"Invalid callback parameters ..."); \

#define CALL_BLOBSHUTDOWN "rpcBLOBServerShutdown"
#define CALL_BLOBCLIENTS "rpcBLOBServerClients"
#define CALL_BLOBVARS "rpcBLOBServerVars"
#define CALL_BLOBSTATE "rpcBLOBServerState"

#define CALL_SRVSHUTDOWN "rpcServerShutdown"
#define CALL_SRVCLIENTS "rpcServerClients"
#define CALL_SRVCALLS "rpcServerCalls"
#define CALL_SRVSESSIONS "rpcServerSessions"


/* RPC types */

typedef enum {
disable, enable, kill, /* for blob.state */
ok, error, /* for blob reply */
get, set, unset /* for blob request */
} cmd_type_t;


#define RPC_CALLBACK_CHECK_INPUT(_f) do { \
assert((_f)); \
if (!(_f)) { \
rpc_SetErr(22, "Error:: invalid callback parameters ...\n"); \
return -1; \	return -1; \
} \	} \
} while (0)	} while (0)
#define RPC_CALLBACK_CHK_ARGS(_f, _n) do { \
RPC_CALLBACK_CHECK_INPUT((_f)); \
if ((_f) && (_f)->func_args != _n) { \
rpc_SetErr(22, "Error:: different number of arguments!\n"); \
return -1; \
} \
} while (0)


/* RPC session identification */	/* Network RPC server elements */

typedef struct {	/* RPC function registration element! */
uint8_t sess_version;
uint32_t sess_program;
uint32_t sess_process;
} __packed rpc_sess_t;


/* Server managment RPC functions ... */

// RPC function registration element!
typedef struct tagRPCFunc {	typedef struct tagRPCFunc {
uint16_t func_tag;	ait_val_t func_name;
uint32_t func_hash;
int8_t func_file[MAXPATHLEN];
int8_t func_name[UCHAR_MAX + 1];

int8_t func_args;
ait_val_t *func_vars;

void *func_parent;	void *func_parent;
struct tagRPCFunc *func_next;
	SLIST_ENTRY(tagRPCFunc) func_next;
	AVL_ENTRY(tagRPCFunc) func_node;
} rpc_func_t;	} rpc_func_t;
	#define RPC_FUNC_SERVER(x) ((rpc_srv_t*) (x)->func_parent)

	/* Tree root node */
	typedef struct tagRPCFuncs {
	pthread_mutex_t mtx;

/* Network RPC packet - Client request */	struct tagRPCFunc *slh_first;
	struct tagRPCFunc *avlh_root;
	} rpc_funcs_t;
	#define RPC_FUNCS_LOCK(x) pthread_mutex_lock(&(x)->mtx)
	#define RPC_FUNCS_UNLOCK(x) pthread_mutex_unlock(&(x)->mtx)
	#define RPC_FUNCS_ISEMPTY(x) AVL_EMPTY((x))

struct tagRPCCall {
rpc_sess_t call_session;
uint16_t call_tag;
uint32_t call_hash;
uint8_t call_argc;
} __packed;

/* Network RPC packet - Server response */	/* BLOB register element */

struct tagRPCRet {
rpc_sess_t ret_session;
uint16_t ret_tag;
uint32_t ret_hash;
int32_t ret_retcode;
int32_t ret_errno;
uint8_t ret_argc;
} __packed;

/* Network BLOB packet - Header */

struct tagBLOBHdr {
rpc_sess_t hdr_session;
uint8_t hdr_cmd;
uint32_t hdr_var;
uint32_t hdr_len;
uint32_t hdr_ret;
} __packed;

/* Network RPC client & server elements */

typedef struct {
struct sockaddr cli_sa; // host info
int cli_sock; // socket fd
pthread_t cli_tid; // TID of thread

void *cli_parent; // pointer to parent rpc_srv_t for server or to rpc_sess_t for client
} rpc_cli_t;


// BLOB registration element!
typedef struct tagBLOB {	typedef struct tagBLOB {
uint32_t blob_var;	uint32_t blob_var; /* BLOB id */

size_t blob_len; // size of allocated BLOB data	size_t blob_len; /* size of allocated BLOB data */
void *blob_data; // BLOB data	void blob_data; / mapped BLOB data */

struct tagBLOB *blob_next;	TAILQ_ENTRY(tagBLOB) blob_node;
} rpc_blob_t;	} rpc_blob_t;


typedef struct {	typedef struct {
rpc_sess_t srv_session; // RPC session registration info	rpc_sess_t srv_session; /* RPC session registration info */
int srv_numcli; // maximum concurent client connections	int srv_netbuf; /* size of network buffer */
	int srv_proto; /* Server protocol */

rpc_cli_t srv_server; // RPC server socket	pthread_t srv_tid; /* RPC exec pthread */
rpc_cli_t *srv_clients; // connected rpc client sockets	sched_root_task_t srv_root; / RPC server scheduler */
	intptr_t srv_kill; /* Scheduler condition variable */

rpc_func_t *srv_funcs; // registered functions list	rpc_cli_t srv_server; /* RPC server socket */
	array_t srv_clients; / connected rpc client sockets */

pthread_mutex_t srv_mtx;	rpc_funcs_t srv_funcs; /* RPC functions */
cmd_type_t srv_kill;

struct {	struct {
cmd_type_t state; // BLOB server state: ==0 disable \| !=0 enable	pthread_t tid; /* BLOB exec pthread */
char dir[UCHAR_MAX + 1];	sched_root_task_t root; / BLOB server scheduler */
	intptr_t kill; /* BLOB server state: ==0 disable \| !=0 enable */

rpc_cli_t server; // BLOB server socket	ait_val_t dir; /* BLOB states directory */
rpc_cli_t *clients; // connected blob client sockets

rpc_blob_t *blobs; // registered blob variables list	rpc_cli_t server; /* BLOB server socket */
	array_t clients; / connected blob client sockets */

pthread_mutex_t mtx;	TAILQ_HEAD(, tagBLOB) blobs; /* registered blob variables list */
} srv_blob;	} srv_blob;
} rpc_srv_t;	} rpc_srv_t;


/*	/*
* (*rpc_callback_t)() Callback type definition for RPC call in server process	* (*rpc_callback_t)() - Callback type definition for RPC call in server process
* @arg1 = current execution RPC call function	*
* @arg2 = number of items in input array from call request	* @arg1 = RPC client
	* @arg2 = RPC packet header
* @arg3 = input array with values from RPC call execution request	* @arg3 = input array with values from RPC call execution request
* return: -1 error or >-1 success execution	* return: -1 error or >-1 success execution
*/	*/
typedef int (rpc_callback_t)(rpc_func_t , int, ait_val_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 */	/* ----------------------------------------------------------------------- */

// rpc_GetErrno() Get error code of last operation	/*
inline int rpc_GetErrno();	* rpc_register_srvPing() - Register ping service function
// rpc_GetError() Get error text of last operation	*
inline const char *rpc_GetError();	* @srv = RPC server instance
	* return: -1 error or 0 ok
	*/
	int rpc_register_srvPing(rpc_srv_t * __restrict srv);
	/*
	* rpc_register_srvServices() - Register internal service functions
	*
	* @srv = RPC server instance
	* return: -1 error or 0 ok
	*/
	int rpc_register_srvServices(rpc_srv_t * __restrict srv);
	/*
	* rpc_register_blobServices() - Register internal service functions
	*
	* @srv = RPC server instance
	* return: -1 error or 0 ok
	*/
	int rpc_register_blobServices(rpc_srv_t * __restrict srv);


/* RPC Server side functions */	/* RPC Server side functions */

/*	/*
* rpc_srv_initServer() Init & create RPC Server	* rpc_srv_initServer() - Init & create RPC Server
* @regProgID = ProgramID for authentication & recognition	*
* @regProcID = ProcessID for authentication & recognition	* @InstID = Instance for authentication & recognition
* @concurentClients = Concurent clients at same time to this server	* @concurentClients = Concurent clients at same time to this server
* @family = Family type, AF_INET, AF_INET6 or AF_LOCAL	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
* @csHost = Host name or address for bind server, if NULL any address	* @csHost = Host name or address for bind server, if NULL any address
* @Port = Port for bind server, if Port == 0 default port is selected	* @Port = Port for bind server, if Port == 0 default port is selected
	* @proto = Protocol, if == 0 choose SOCK_STREAM
* return: NULL == error or !=NULL bind and created RPC server instance	* return: NULL == error or !=NULL bind and created RPC server instance
*/	*/
rpc_srv_t *rpc_srv_initServer(u_int regProgID, u_int regProcID, int concurentClients,	rpc_srv_t *rpc_srv_initServer(unsigned char InstID, int concurentClients, int netBuf,
u_short family, const char *csHost, u_short Port);	const char *csHost, unsigned short Port, int proto);
/*	/*
* rpc_srv_endServer() Destroy RPC server, close all opened sockets and free resources	* rpc_srv_endServer() - Destroy RPC server, close all opened sockets and free resources
* @srv = RPC Server instance	*
	* @psrv = RPC Server instance
* return: none	* return: none
*/	*/
void rpc_srv_endServer(rpc_srv_t * __restrict srv);	void rpc_srv_endServer(rpc_srv_t ** __restrict psrv);
/*	/*
* rpc_srv_execServer() Execute Main server loop and wait for clients requests	* rpc_srv_loopServer() - Execute Main server loop and wait for clients requests
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* return: -1 error or 0 ok, infinite loop ...	* return: -1 error or 0 ok, infinite loop ...
*/	*/
int rpc_srv_execServer(rpc_srv_t * __restrict srv);	int rpc_srv_loopServer(rpc_srv_t * __restrict srv);
	#define rpc_srv_execServer(_srv, _sync) \
	do { assert((_srv)); \
	if (!(_srv)->srv_kill) { \
	pthread_create(&(_srv)->srv_tid, NULL, (void()(void*)) \
	rpc_srv_loopServer, (_srv)); \
	if ((_sync)) \
	pthread_join((_srv)->srv_tid, (void**) (_sync)); \
	else \
	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
	*
* @srv = RPC server instance	* @srv = RPC server instance
* @Port = Port for bind server, if Port == 0 default port is selected	* @Port = Port for bind server, if Port == 0 default port is selected
* @diskDir = Disk place for BLOB file objects	* @diskDir = Disk place for BLOB file objects
* return: -1 == error or 0 bind and created BLOB server instance	* return: -1 == error or 0 bind and created BLOB server instance
*/	*/
int rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_short Port, const char *diskDir);	int rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, unsigned short Port, const char *diskDir);
/*	/*
* rpc_srv_endBLOBServer() Destroy BLOB server, close all opened sockets and free resources	* rpc_srv_endBLOBServer() - Destroy BLOB server, close all opened sockets and free resources
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* return: none	* return: none
*/	*/
void rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv);	void rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv);
/*	/*
* rpc_srv_execBLOBServer() Execute Main BLOB server loop and wait for clients requests	* rpc_srv_loopBLOB() - Execute Main BLOB server loop and wait for clients requests
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* return: -1 error or 0 ok, infinite loop ...	* return: -1 error or 0 ok, infinite loop ...
*/	*/
int rpc_srv_execBLOBServer(rpc_srv_t * __restrict srv);	int rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv);
	#define rpc_srv_execBLOBServer(_srv) \
	do { assert((_srv)); \
	if (!(_srv)->srv_kill && !(_srv)->srv_blob.kill) { \
	pthread_create(&(_srv)->srv_blob.tid, NULL, \
	(void()(void*)) rpc_srv_loopBLOBServer, (_srv)); \
	pthread_detach((_srv)->srv_blob.tid); \
	} \
	} while (0)

/*	/*
* rpc_srv_registerCall() Register call to RPC server	* rpc_srv_initServer2() - Init & create layer2 RPC Server
* @srv = RPC Server instance	*
* @csModule = Module name, if NULL self binary	* @InstID = Instance for authentication & recognition
* @csFunc = Function name	* @concurentClients = Concurent clients at same time to this server
* @args = Number of return function arguments, use for restriction case!	* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
* return: -1 error or 0 register ok	* @csIface = Interface name for bind server, if NULL first interface on host
	* return: NULL == error or !=NULL bind and created RPC server instance
*/	*/
int rpc_srv_registerCall(rpc_srv_t * __restrict srv, const char csModule, const char csFunc,	rpc_srv_t *rpc_srv_initServer2(u_char InstID, int concurentClients, int netBuf,
unsigned char args);	const char *csIface);

/*	/*
* rpc_srv_unregisterCall() Unregister call from RPC server	* 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
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @csModule = Module name, if NULL self binary	* @tag = Function tag
* @csFunc = Function name	* @funcaddr = Function address
* return: -1 error, 0 not found call, 1 unregister ok	* return: -1 error, 0 already registered tag or 1 register ok
*/	*/
int rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, const char csModule, const char csFunc);	int rpc_srv_registerCall(rpc_srv_t * __restrict srv, unsigned short tag, void *funcaddr);
/*	/*
* rpc_srv_getFunc() Get registered call from RPC server by Name	* rpc_srv_unregisterCall() - Unregister call from RPC server
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @csModule = Module name, if NULL self binary	* @tag = Function tag
* @csFunc = Function name	* return: -1 error, 0 not found call, 1 unregister ok
* return: NULL not found call, !=NULL return call
*/	*/
rpc_func_t rpc_srv_getFunc(rpc_srv_t __restrict srv, const char csModule, const char csFunc);	int rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, unsigned short tag);
/*	/*
* rpc_srv_getCall() Get registered call from RPC server	* rpc_srv_getCall() - Get registered call from RPC server
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @tag = tag for function	* @tag = tag for function
* @hash = hash for function
* return: NULL not found call, !=NULL return call	* return: NULL not found call, !=NULL return call
*/	*/
inline rpc_func_t rpc_srv_getCall(rpc_srv_t __restrict srv, uint16_t tag, uint32_t hash);	rpc_func_t rpc_srv_getCall(rpc_srv_t __restrict srv, uint16_t tag);
/*	/*
* rpc_srv_execCall() Execute registered call from RPC server	* rpc_srv_execCall() Execute registered call from RPC server
* @call = Register RPC call	*
	* @cli = RPC client
* @rpc = IN RPC call structure	* @rpc = IN RPC call structure
* @args = IN RPC call array of rpc values	* @funcname = Execute RPC function
	* @args = IN RPC calling arguments from RPC client
* return: -1 error, !=-1 ok	* return: -1 error, !=-1 ok
*/	*/
int rpc_srv_execCall(rpc_func_t * __restrict call, struct tagRPCCall * __restrict rpc,	int rpc_srv_execCall(rpc_cli_t * __restrict cli, struct tagRPCCall * __restrict rpc,
ait_val_t * __restrict args);	ait_val_t funcname, array_t * __restrict args);


/*	/*
* rpc_srv_returnVars() Init return variables for RPC call and zeroed values	* rpc_srv_blobCreate() - Create and map blob to memory region and return object
(for safe handling return values, use this!)	*
* @call = RPC function call
* @varnum = Number of return variables
* return: NULL error, !=NULL array with return values for RPC call with varnum items
*/
inline ait_val_t rpc_srv_returnVars(rpc_func_t __restrict call, int varnum);
/*
* rpc_srv_allocVars() Allocate array for call variables,
if already allocated memory for RPC call reallocate used space
* @call = RPC function call
* @varnum = Number of variables, if ==0 free previous allocated variables
* return: -1 error, !=-1 return varnum value
*/
inline int rpc_srv_allocVars(rpc_func_t * __restrict call, int varnum);
#define rpc_srv_freeVars(_call) (assert((_call)), rpc_srv_allocVars((_call), 0))
/*
* rpc_srv_zeroVars() Clean values from variables of RPC call
* @call = RPC function call
* return: -1 error, !=-1 Returned number of cleaned RPC variables
*/
inline int rpc_srv_zeroVars(rpc_func_t * __restrict call);
/*
* rpc_srv_copyVars() Copy variables for RPC call to new variable array
* @call = RPC function call
* @newvars = New allocated variables array, must be free after use
* return: -1 error, !=-1 Returned number of copied RPC variables
*/
inline int rpc_srv_copyVars(rpc_func_t * __restrict call, ait_val_t ** __restrict newvars);
/*
* rpc_srv_getVars() Get variables array for RPC call
* @call = RPC function call
* @vars = Returned variables array, may be NULL
* return: -1 error, !=-1 Number of returned variables
*/
inline int rpc_srv_getVars(rpc_func_t * __restrict call, ait_val_t ** __restrict vars);


/*
* rpc_srv_blobCreate() Create map blob to memory region and return object
* @srv = RPC Server instance	* @srv = RPC Server instance
* @len = BLOB length object	* @len = BLOB length object
	* @tout = BLOB live timeout in seconds
* return: NULL error or !=NULL allocated BLOB object	* return: NULL error or !=NULL allocated BLOB object
*/	*/
inline rpc_blob_t rpc_srv_blobCreate(rpc_srv_t __restrict srv, int len);	rpc_blob_t rpc_srv_blobCreate(rpc_srv_t __restrict srv, int len, int tout);
/*	/*
* rpc_srv_blobMap() Map blob to memory region	* rpc_srv_blobMap() - Map blob to memory region
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @blob = Map to this BLOB element	* @blob = Map to this BLOB element
* return: -1 error or 0 ok	* return: -1 error or 0 ok
*/	*/
inline int rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob);	int rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob);
/*	/*
* rpc_srv_blobUnmap() Unmap blob memory region	* rpc_srv_blobUnmap() - Unmap blob memory region
	*
* @blob = Mapped BLOB element	* @blob = Mapped BLOB element
* return: none	* return: none
*/	*/
inline void rpc_srv_blobUnmap(rpc_blob_t * __restrict blob);	void rpc_srv_blobUnmap(rpc_blob_t * __restrict blob);
/*	/*
* rpc_srv_blobFree() Free blob from disk & memory	* rpc_srv_blobFree() - Free blob from disk & memory
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @blob = Mapped BLOB element	* @blob = Mapped BLOB element
* return: -1 error or 0 ok	* return: -1 error or 0 ok
*/	*/
inline int rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob);	int rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob);

/*	/*
* rpc_srv_registerBLOB() Register new BLOB to server	* rpc_srv_registerBLOB() - Register new BLOB to server
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @len = BLOB length	* @len = BLOB length
	* @tout = BLOB live timeout in seconds
* return: NULL error or new registered BLOB	* return: NULL error or new registered BLOB
*/	*/
rpc_blob_t rpc_srv_registerBLOB(rpc_srv_t __restrict srv, size_t len);	rpc_blob_t rpc_srv_registerBLOB(rpc_srv_t __restrict srv, size_t len, int tout);
/*	/*
* rpc_srv_unregisterBLOB() Unregister BLOB from server	* rpc_srv_unregisterBLOB() - Unregister BLOB from server
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @var = BLOB Variable for unregister	* @var = BLOB Variable for unregister
* return: -1 error, 0 not found call, 1 unregister ok	* return: -1 error, 0 not found call, 1 unregister ok
*/	*/
int rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uint32_t var);	int rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uint32_t var);
/*	/*
* rpc_srv_getBLOB() Get registered BLOB	* rpc_srv_getBLOB() - Get registered BLOB
	*
* @srv = RPC Server instance	* @srv = RPC Server instance
* @var = hash for variable	* @var = hash for variable
* return: NULL not found, !=NULL return blob var	* return: NULL not found, !=NULL return blob var
*/	*/
inline rpc_blob_t rpc_srv_getBLOB(rpc_srv_t __restrict srv, uint32_t var);	rpc_blob_t rpc_srv_getBLOB(rpc_srv_t __restrict srv, uint32_t var);

/*	/*
* rpc_srv_sendBLOB() Send mapped BLOB to client	* rpc_srv_sendBLOB() - Send mapped BLOB to client
	*
* @cli = Client instance	* @cli = Client instance
* @blob = Mapped BLOB element	* @blob = Mapped BLOB element
* return: -1 error, 0 ok	* return: -1 error, 0 ok
*/	*/
int rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob);	int rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob);
/*	/*
* rpc_srv_recvBLOB() Receive BLOB from client	* rpc_srv_recvBLOB() - Receive BLOB from client
	*
* @cli = Client instance	* @cli = Client instance
* @blob = Mapped BLOB element	* @blob = Mapped BLOB element
* return: -1 error, 0 ok, >0 unreceived data from client, may be error?	* return: -1 error, 0 ok, >0 unreceived data from client, may be error?
*/	*/
int rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob);	int rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob);

/*
* rpc_cli_sendBLOB() Send BLOB to server
* @cli = Client instance
* @var = BLOB variable
* @data = BLOB data
* return: -1 error, 0 ok, 1 remote error
*/
int rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void * __restrict data);
/*
* rpc_cli_recvBLOB() Receive BLOB from server
* @cli = Client instance
* @var = BLOB variable
* @data = BLOB data, must be free after use!
* return: -1 error, 0 ok, 1 remote error
*/
int rpc_cli_recvBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void ** data);
/*
* rpc_cli_delBLOB() Delete BLOB from server
* @cli = Client instance
* @var = BLOB variable
* return: -1 error, 0 ok, 1 remote error
*/
int rpc_cli_delBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var);
/*
* rpc_cli_getBLOB() Receive BLOB from server and Delete after that.
* @cli = Client instance
* @var = BLOB variable
* @data = BLOB data, must be free after use!
* return: -1 error, 0 ok, >0 remote error
*/
inline int rpc_cli_getBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void ** data);



/* RPC Client side functions */

/*
* rpc_cli_openClient() Connect to RPC Server
* @ProgID = ProgramID for RPC session request
* @ProcID = ProcessID for RPC session request
* @family = Family socket type, AF_INET or AF_INET6
* @csHost = Host name or IP address for bind server
* @Port = Port for bind server, if Port == 0 default port is selected
* return: NULL == error or !=NULL connection to RPC server established
*/
rpc_cli_t *rpc_cli_openClient(u_int ProgID, u_int ProcID,
u_short family, const char *csHost, u_short Port);
/*
* rpc_cli_closeClient() Close connection to RPC server and free resources
* @cli = RPC Client session
* return: none
*/
void rpc_cli_closeClient(rpc_cli_t * __restrict cli);
/*
* rpc_cli_execCall() Execute RPC call
* @cli = RPC Client session
* @csModule = Module name, if NULL self binary
* @csFunc = Function name for execute
* @in_argc = IN count of arguments
* @in_vars = IN RPC call array of rpc values
* @out_argc = OUT returned count of arguments
* @out_vars = OUT returned array of rpc values, must be free after use (see rpc_cli_freeVals())
* return: -1 error or != -1 ok result
*/
int rpc_cli_execCall(rpc_cli_t cli, const char csModule, const char *csFunc, int in_argc,
ait_val_t * __restrict in_vars, int out_argc, ait_val_t * __restrict out_vars);
/*
* rpc_cli_freeVals() Free ait_val_t array returned from RPC call
* @args = Number of arguments in array
* @vars = Value elements
* return: none
*/
inline void rpc_cli_freeVals(int args, ait_val_t * __restrict vars);


/*
* rpc_cli_openBLOBClient() Connect to BLOB Server
* @rpccli = RPC Client session
* @Port = Port for bind server, if Port == 0 default port is selected
* return: NULL == error or !=NULL connection to BLOB server established
*/
rpc_cli_t rpc_cli_openBLOBClient(rpc_cli_t __restrict rpccli, u_short Port);
/*
* rpc_cli_closeBLOBClient() Close connection to BLOB server and free resources
* @cli = BLOB Client session
* return: none
*/
void rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli);


#endif	#endif

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