libaitrpc/src/srv.c - diff

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Diff for /libaitrpc/src/srv.c between versions 1.9.2.28 and 1.17.4.7

version 1.9.2.28, 2012/05/17 16:47:35	version 1.17.4.7, 2013/08/21 13:02:33
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	Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
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 46 SUCH DAMAGE.	Line 46 SUCH DAMAGE.
#include "global.h"	#include "global.h"


static void *	/* SOCK_STREAM */
closeClient(sched_task_t *task)	static void acceptClients(sched_task_t );
	static void closeClient(sched_task_t );
	static void rxPacket(sched_task_t );
	static void txPacket(sched_task_t );

	/* SOCK_DGRAM */
	static void freeClient(sched_task_t );
	static void rxUDPPacket(sched_task_t );
	static void txUDPPacket(sched_task_t );

	/* SOCK_RAW */

	static sched_task_func_t cbProto[SOCK_RAW + 1][4] = {
	{ acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */
	{ acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */
	{ rxUDPPacket, freeClient, rxUDPPacket, txUDPPacket }, /* SOCK_DGRAM */
	{ NULL, NULL, NULL, NULL } /* SOCK_RAW */
	};


	static inline u_char *
	getBuffer(rpc_cli_t * __restrict c)
{	{
rpc_cli_t *c = TASK_ARG(task);	u_char *b = NULL;
rpc_srv_t *s = c->cli_parent;

schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);	assert(c);

/* close client socket */	if (RPC_ISNEXTBUF(c))
if (TASK_VAL(task))	b = AIT_GET_BUF(array(c->cli_buf, 1, ait_val_t*));
shutdown(c->cli_sock, SHUT_RDWR);	else
close(c->cli_sock);	b = AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t*)) +
	sizeof(struct tagRPCCall);

/* free buffer */	return b;
AIT_FREE_VAL(&c->cli_buf);	}

io_arrayDel(s->srv_clients, c->cli_id, 0);	static inline struct tagRPCCall *
	getHeader(rpc_cli_t * __restrict c)
	{
	assert(c);

	return (struct tagRPCCall) AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t));
	}

	void
	rpc_freeCli(rpc_cli_t * __restrict c)
	{
	rpc_srv_t *s = c->cli_parent;

	schedCancelby(s->srv_root, taskMAX, CRITERIA_ARG, c, NULL);

	/* free buffer(s) */
	ait_freeVars(&c->cli_buf);

	array_Del(s->srv_clients, c->cli_id, 0);
if (c)	if (c)
free(c);	e_free(c);
	}


	static inline int
	_check4freeslot(rpc_srv_t * __restrict srv, sockaddr_t * __restrict sa)
	{
	rpc_cli_t *c = NULL;
	register int i;

	/* check free slots for connect */
	for (i = 0; i < array_Size(srv->srv_clients) &&
	(c = array(srv->srv_clients, i, rpc_cli_t*)); i++)
	/* check for duplicates */
	if (sa && !e_addrcmp(&c->cli_sa, sa, 42))
	break;
	if (i >= array_Size(srv->srv_clients))
	return -1; /* no more free slots! */

	return i;
	}

	static rpc_cli_t *
	_allocClient(rpc_srv_t * __restrict srv, sockaddr_t * __restrict sa)
	{
	rpc_cli_t *c = NULL;
	int n;

	n = _check4freeslot(srv, sa);
	if (n == -1)
	return NULL;
	else
	c = array(srv->srv_clients, n, rpc_cli_t*);

	if (!c) {
	c = e_malloc(sizeof(rpc_cli_t));
	if (!c) {
	LOGERR;
	srv->srv_kill = 1;
	return NULL;
	} else {
	memset(c, 0, sizeof(rpc_cli_t));
	array_Set(srv->srv_clients, n, c);
	c->cli_id = n;
	c->cli_parent = srv;
	}

	/* init buffer(s) */
	c->cli_buf = ait_allocVars(2);
	if (!c->cli_buf) {
	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
	array_Del(srv->srv_clients, n, 42);
	return NULL;
	} else
	AIT_SET_BUFSIZ(array(c->cli_buf, 0, ait_val_t*), 0, srv->srv_netbuf);
	}

	return c;
	}


	static void *
	freeClient(sched_task_t *task)
	{
	rpc_freeCli(TASK_ARG(task));

return NULL;	return NULL;
}	}

static void *	static void *
	closeClient(sched_task_t *task)
	{
	int sock = ((rpc_cli_t*) TASK_ARG(task))->cli_sock;

	rpc_freeCli(TASK_ARG(task));

	/* close client socket */
	shutdown(sock, SHUT_RDWR);
	close(sock);
	return NULL;
	}

	static void *
txPacket(sched_task_t *task)	txPacket(sched_task_t *task)
{	{
rpc_cli_t *c = TASK_ARG(task);	rpc_cli_t *c = TASK_ARG(task);
rpc_srv_t *s = c->cli_parent;	rpc_srv_t *s = c->cli_parent;
rpc_func_t *f = NULL;	rpc_func_t *f = NULL;
u_char buf[USHRT_MAX] = { 0 };	u_char *buf;
struct tagRPCCall rpc = (struct tagRPCCall) buf;	struct tagRPCCall rpc = (struct tagRPCCall) TASK_DATA(task);
int ret, wlen = sizeof(struct tagRPCCall);	int ret, wlen = sizeof(struct tagRPCCall);
	int len = sizeof(struct tagRPCCall) + ntohl(rpc->call_len);

/* copy RPC header */	buf = e_malloc(len);
memcpy(buf, TASK_DATA(task), wlen);	if (!buf) {
	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	} else {
	/* copy RPC header */
	memcpy(buf, rpc, wlen);
	rpc = (struct tagRPCCall*) buf;
	}

if (rpc->call_argc) {	if (rpc->call_argc) {
f = rpc_srv_getCall(s, ntohs(rpc->call_tag));	f = rpc_srv_getCall(s, ntohs(rpc->call_tag));
if (!f) {	if (!f) {
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");	rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");

rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
rpc->call_rep.ret = RPC_ERROR(-1);	rpc->call_rep.ret = RPC_ERROR(-1);
rpc->call_rep.eno = RPC_ERROR(rpc_Errno);	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
} else {	} else {
rpc->call_argc = htons(io_arraySize(f->func_vars));	rpc->call_argc = htons(array_Size(RPC_RETVARS(c)));
/* Go Encapsulate variables */	/* Go Encapsulate variables */
ret = io_vars2buffer(buf + wlen, sizeof buf - wlen, f->func_vars);	ret = ait_vars2buffer(buf + wlen, len - wlen, RPC_RETVARS(c));
/* Free return values */	/* Free return values */
io_clrVars(f->func_vars);	ait_freeVars(&c->cli_vars);
if (ret == -1) {	if (ret == -1) {
rpc_SetErr(EBADRPC, "Prepare RPC packet failed");	rpc_SetErr(EBADRPC, "Prepare RPC packet failed");

rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
rpc->call_rep.ret = RPC_ERROR(-1);	rpc->call_rep.ret = RPC_ERROR(-1);
rpc->call_rep.eno = RPC_ERROR(rpc_Errno);	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
Line 104 txPacket(sched_task_t *task)	Line 234 txPacket(sched_task_t *task)
}	}
}	}

rpc->call_len = htons(wlen);	rpc->call_len = htonl(wlen);

/* calculate CRC */
rpc->call_crc ^= rpc->call_crc;
rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));

/* send reply */	/* send reply */
ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);	ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);
if (ret == -1 \|\| ret != wlen) {	if (ret == -1 \|\| ret != wlen) {
/* close connection */	/* close connection */
schedEvent(TASK_ROOT(task), closeClient, c, 42, NULL, 0);	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
}	}

	e_free(buf);
return NULL;	return NULL;
}	}

Line 127 execCall(sched_task_t *task)	Line 255 execCall(sched_task_t *task)
rpc_srv_t *s = c->cli_parent;	rpc_srv_t *s = c->cli_parent;
rpc_func_t *f = NULL;	rpc_func_t *f = NULL;
array_t *arr = NULL;	array_t *arr = NULL;
u_char *buf = AIT_GET_BUF(&c->cli_buf) + TASK_VAL(task);	u_char *buf = getBuffer(c);
struct tagRPCCall rpc = (struct tagRPCCall) buf;	struct tagRPCCall *rpc = getHeader(c);
int argc = ntohs(rpc->call_argc);	int argc = ntohs(rpc->call_argc);

/* Go decapsulate variables ... */	/* Go decapsulate variables ... */
if (argc) {	if (argc) {
arr = io_buffer2vars(buf + sizeof(struct tagRPCCall),	arr = ait_buffer2vars(buf, ntohl(rpc->call_len), argc, 42);
AIT_LEN(&c->cli_buf) - TASK_VAL(task) - sizeof(struct tagRPCCall),
argc, 1);
if (!arr) {	if (!arr) {
rpc_SetErr(ERPCMISMATCH, "#%d - %s", io_GetErrno(), io_GetError());	rpc_SetErr(ERPCMISMATCH, "#%d - %s", elwix_GetErrno(), elwix_GetError());

rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
rpc->call_rep.ret = RPC_ERROR(-1);	rpc->call_rep.ret = RPC_ERROR(-1);
rpc->call_rep.eno = RPC_ERROR(rpc_Errno);	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
Line 148 execCall(sched_task_t *task)	Line 275 execCall(sched_task_t *task)

if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag)))) {	if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag)))) {
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");	rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");

rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
rpc->call_rep.ret = RPC_ERROR(-1);	rpc->call_rep.ret = RPC_ERROR(-1);
rpc->call_rep.eno = RPC_ERROR(rpc_Errno);	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
} else {	} else {
/* if client doesn't want reply */	/* if client doesn't want reply */
argc = rpc->call_req.flags & RPC_NOREPLY;	argc = RPC_CHK_NOREPLY(rpc);
rpc->call_rep.ret = RPC_ERROR(rpc_srv_execCall(f, rpc, arr));	rpc->call_rep.ret = RPC_ERROR(rpc_srv_execCall(c, rpc, f->func_name, arr));
if (rpc->call_rep.ret == htonl(-1)) {	if (rpc->call_rep.ret == htonl(-1)) {
rpc->call_rep.eno = RPC_ERROR(errno);	rpc->call_rep.eno = RPC_ERROR(errno);
rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
Line 162 execCall(sched_task_t *task)	Line 290 execCall(sched_task_t *task)
rpc->call_rep.eno ^= rpc->call_rep.eno;	rpc->call_rep.eno ^= rpc->call_rep.eno;
if (argc) {	if (argc) {
/* without reply */	/* without reply */
io_clrVars(f->func_vars);	ait_freeVars(&c->cli_vars);
rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
} else {	} else {
/* reply */	/* reply */
rpc->call_argc = htons(io_arraySize(f->func_vars));	rpc->call_argc = htons(array_Size(RPC_RETVARS(c)));
}	}
}	}
}	}

io_arrayDestroy(&arr);	array_Destroy(&arr);
return NULL;	return NULL;
}	}

Line 181 rxPacket(sched_task_t *task)	Line 309 rxPacket(sched_task_t *task)
rpc_cli_t *c = TASK_ARG(task);	rpc_cli_t *c = TASK_ARG(task);
rpc_srv_t *s = c->cli_parent;	rpc_srv_t *s = c->cli_parent;
int len, rlen, noreply;	int len, rlen, noreply;
u_short crc, off = TASK_DATLEN(task);	ait_val_t bufz = array(c->cli_buf, 0, ait_val_t);
u_char *buf = AIT_GET_BUF(&c->cli_buf);	u_char buf = (u_char) AIT_GET_BUF(bufz);
struct tagRPCCall *rpc;	struct tagRPCCall rpc = (struct tagRPCCall) buf;

memset(buf, 0, AIT_LEN(&c->cli_buf));	memset(buf, 0, AIT_LEN(bufz));
rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0);	/* 1st buffer is last */
if (rlen < 1) {	RPC_CLR_NEXTBUF(c);

	/* read rpc header */
	rlen = recv(TASK_FD(task), rpc, MIN(sizeof(struct tagRPCCall), AIT_LEN(bufz)), 0);
	if (rlen < sizeof(struct tagRPCCall) \|\|
	ntohl(rpc->call_len) < sizeof(struct tagRPCCall)) {
/* close connection */	/* close connection */
schedEvent(TASK_ROOT(task), closeClient, c, 42, NULL, 0);	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
return NULL;	return NULL;
} else {	} else {
rlen += off; /* add reminded bytes from previous rxPacket, if exists! */	buf += sizeof(struct tagRPCCall);
off = 0; /* process buffer from start offset == 0 */	len = ntohl(rpc->call_len);
}	}

do {	if (len > (AIT_LEN(bufz) - sizeof(struct tagRPCCall))) {
/* check RPC packet */	/* add extra buffer */
if (rlen < sizeof(struct tagRPCCall)) {	if (!(bufz = ait_getVars(&c->cli_buf, 1))) {
rpc_SetErr(ERPCMISMATCH, "Short RPC packet");	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
/* reminder received previous bytes ;) */	TASK_ARG(task), 0, NULL, 0);
schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task),
TASK_FD(task), TASK_DATA(task), rlen);
return NULL;	return NULL;
} else	} else {
rpc = (struct tagRPCCall*) (buf + off);	AIT_FREE_VAL(bufz);
	AIT_SET_BUFSIZ(bufz, 0, len);
len = ntohs(rpc->call_len);	buf = AIT_GET_BUF(bufz);
rlen -= len;

/* check RPC packet lengths */
if (rlen < 0 \|\| len < sizeof(struct tagRPCCall)) {
rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length");
/* skip entire packet */
break;
}	}
	/* buffer isnt last */
	RPC_SET_NEXTBUF(c);
	}

/* check integrity of packet */	/* read payload */
crc = ntohs(rpc->call_crc);	rlen = recv(TASK_FD(task), buf, len, 0);
rpc->call_crc ^= rpc->call_crc;	if (rlen < len) {
if (crc != crcFletcher16((u_short*) rpc, len / 2)) {	/* close connection */
rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	}

off += len;	noreply = RPC_CHK_NOREPLY(rpc);
/* try next packet remaining into buffer */
continue;
}

noreply = rpc->call_req.flags & RPC_NOREPLY;	/* check RPC packet session info */
	if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) {
	rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");

/* check RPC packet session info */	rpc->call_argc ^= rpc->call_argc;
if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) {	rpc->call_rep.ret = RPC_ERROR(-1);
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");	rpc->call_rep.eno = RPC_ERROR(errno);
rpc->call_argc ^= rpc->call_argc;	} else {
rpc->call_rep.ret = RPC_ERROR(-1);	/* execute RPC call */
rpc->call_rep.eno = RPC_ERROR(errno);	schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), noreply, rpc, len);
} else {	}
/* execute RPC call */
schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off, NULL, 0);
}

/* send RPC reply */	/* send RPC reply */
if (!noreply)	if (!noreply)
schedWrite(TASK_ROOT(task), txPacket, TASK_ARG(task), TASK_FD(task), rpc, len);	schedWrite(TASK_ROOT(task), cbProto[s->srv_proto][CB_TXPACKET],
	TASK_ARG(task), TASK_FD(task), rpc, len);

off += len;
} while (rlen > 0);

/* lets get next packet */	/* lets get next packet */
schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task), TASK_FD(task), TASK_DATA(task), 0);	schedReadSelf(task);
return NULL;	return NULL;
}	}

Line 259 acceptClients(sched_task_t *task)	Line 384 acceptClients(sched_task_t *task)
{	{
rpc_srv_t *srv = TASK_ARG(task);	rpc_srv_t *srv = TASK_ARG(task);
rpc_cli_t *c = NULL;	rpc_cli_t *c = NULL;
register int i;	socklen_t salen = sizeof(sockaddr_t);
socklen_t salen = sizeof(io_sockaddr_t);

/* check free slots for connect */	c = _allocClient(srv, NULL);
for (i = 0; i < io_arraySize(srv->srv_clients) &&	if (!c)
(c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++);
if (c) /* no more free slots! */
goto end;	goto end;
c = malloc(sizeof(rpc_cli_t));
if (!c) {
LOGERR;
srv->srv_kill = 1;
return NULL;
} else {
memset(c, 0, sizeof(rpc_cli_t));
io_arraySet(srv->srv_clients, i, c);
c->cli_id = i;
c->cli_parent = srv;
}

/* alloc empty buffer */
AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);

/* accept client */	/* accept client */
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);	c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);
if (c->cli_sock == -1) {	if (c->cli_sock == -1) {
LOGERR;	LOGERR;
AIT_FREE_VAL(&c->cli_buf);	ait_freeVars(&c->cli_buf);
io_arrayDel(srv->srv_clients, i, 42);	array_Del(srv->srv_clients, c->cli_id, 42);
goto end;	goto end;
} else	} else
fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) \| O_NONBLOCK);	fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) \| O_NONBLOCK);

schedRead(TASK_ROOT(task), rxPacket, c, c->cli_sock, NULL, 0);	schedRead(TASK_ROOT(task), cbProto[srv->srv_proto][CB_RXPACKET], c,
	c->cli_sock, NULL, 0);
end:	end:
schedReadSelf(task);	schedReadSelf(task);
return NULL;	return NULL;
}	}

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

static void *	static void *
closeBLOBClient(sched_task_t *task)	txUDPPacket(sched_task_t *task)
{	{
rpc_cli_t *c = TASK_ARG(task);	rpc_cli_t *c = TASK_ARG(task);
rpc_srv_t *s = c->cli_parent;	rpc_srv_t *s = c->cli_parent;
	rpc_func_t *f = NULL;
	u_char *buf;
	struct tagRPCCall rpc = (struct tagRPCCall) TASK_DATA(task);
	int ret, wlen = sizeof(struct tagRPCCall);
	int len = sizeof(struct tagRPCCall) + ntohl(rpc->call_len);
	struct timespec ts = { DEF_RPC_TIMEOUT, 0 };

schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);	schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL);
	schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), ts, TASK_ARG(task), 0);

/* close client socket */	buf = e_malloc(len);
if (TASK_VAL(task))	if (!buf) {
shutdown(c->cli_sock, SHUT_RDWR);	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
close(c->cli_sock);	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	} else {
	/* copy RPC header */
	memcpy(buf, rpc, wlen);
	rpc = (struct tagRPCCall*) buf;
	}

/* free buffer */	if (rpc->call_argc) {
AIT_FREE_VAL(&c->cli_buf);	f = rpc_srv_getCall(s, ntohs(rpc->call_tag));
	if (!f) {
	rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");

io_arrayDel(s->srv_blob.clients, c->cli_id, 0);	rpc->call_argc ^= rpc->call_argc;
	rpc->call_rep.ret = RPC_ERROR(-1);
	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
	} else {
	rpc->call_argc = htons(array_Size(RPC_RETVARS(c)));
	/* Go Encapsulate variables */
	ret = ait_vars2buffer(buf + wlen, len - wlen, RPC_RETVARS(c));
	/* Free return values */
	ait_freeVars(&c->cli_vars);
	if (ret == -1) {
	rpc_SetErr(EBADRPC, "Prepare RPC packet failed");

	rpc->call_argc ^= rpc->call_argc;
	rpc->call_rep.ret = RPC_ERROR(-1);
	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
	} else
	wlen += ret;
	}
	}

	rpc->call_len = htonl(wlen);

	/* calculate CRC */
	rpc->call_crc ^= rpc->call_crc;
	rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));

	/* send reply */
	ret = sendto(TASK_FD(task), buf, wlen, MSG_NOSIGNAL,
	&c->cli_sa.sa, c->cli_sa.sa.sa_len);
	if (ret == -1 \|\| ret != wlen) {
	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	}

	e_free(buf);
	return NULL;
	}

	static void *
	rxUDPPacket(sched_task_t *task)
	{
	rpc_srv_t *srv = TASK_ARG(task);
	rpc_cli_t *c = NULL;
	int len, rlen, noreply;
	ait_val_t *bufz;
	u_char *buf = NULL;
	struct tagRPCCall rpcbuf, *rpc;
	sockaddr_t sa[2];
	socklen_t salen;
	struct timespec ts = { DEF_RPC_TIMEOUT, 0 };

	memset(&rpcbuf, 0, sizeof rpcbuf);

	/* receive connect packet */
	salen = sa[0].ss.ss_len = sizeof(sockaddr_t);
	rlen = recvfrom(TASK_FD(task), &rpcbuf, sizeof rpcbuf, 0, &sa[0].sa, &salen);
	if (rlen < sizeof(struct tagRPCCall) \|\| ntohl(rpcbuf.call_len) < sizeof(struct tagRPCCall))
	goto end;
	else
	len = ntohl(rpcbuf.call_len);

	buf = e_malloc(len);
	if (!buf)
	goto end;
	else
	memset(buf, 0, len);

	/* read payload */
	salen = sa[1].ss.ss_len = sizeof(sockaddr_t);
	rlen = recvfrom(TASK_FD(task), buf, len, 0, &sa[1].sa, &salen);
	if (rlen < len \|\| memcmp(&sa[0], &sa[1], sizeof sa[0]))
	goto end;

	c = _allocClient(srv, sa);
	if (!c)
	goto end;
	else {
	/* add extra buffer */
	if (!(bufz = ait_getVars(&c->cli_buf, 1)))
	goto end;
	else {
	AIT_FREE_VAL(bufz);
	AIT_SET_BUFSIZ(bufz, 0, len);
	/* buffer isnt last */
	RPC_SET_NEXTBUF(c);
	}

	rpc = getHeader(c);
	memcpy(rpc, &rpcbuf, sizeof(struct tagRPCCall));
	memcpy(getBuffer(c), buf, len);

	c->cli_sock = TASK_FD(task);
	memcpy(&c->cli_sa, sa, sizeof c->cli_sa);
	/* armed timer for close stateless connection */
	schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, c, NULL);
	schedTimer(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT],
	c, ts, c, 0);
	}

	/* check integrity of packet */
	if (ntohs(rpc->call_crc) != crcFletcher16((u_short*) buf, len / 2)) {
	rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");
	goto end;
	}

	noreply = RPC_CHK_NOREPLY(rpc);

	/* check RPC packet session info */
	if (rpc_chkPktSession(&rpc->call_session, &srv->srv_session)) {
	rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");

	rpc->call_argc ^= rpc->call_argc;
	rpc->call_rep.ret = RPC_ERROR(-1);
	rpc->call_rep.eno = RPC_ERROR(errno);
	} else {
	/* execute RPC call */
	schedEvent(TASK_ROOT(task), execCall, c, noreply, rpc, len);
	}

	/* send RPC reply */
	if (!noreply)
	schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET],
	c, TASK_FD(task), rpc, len);
	end:
	if (buf)
	e_free(buf);
	schedReadSelf(task);
	return NULL;
	}

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

	void
	rpc_freeBLOBCli(rpc_cli_t * __restrict c)
	{
	rpc_srv_t *s = c->cli_parent;

	schedCancelby(s->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL);

	/* free buffer(s) */
	ait_freeVars(&c->cli_buf);

	array_Del(s->srv_blob.clients, c->cli_id, 0);
if (c)	if (c)
free(c);	e_free(c);
	}


	static void *
	closeBLOBClient(sched_task_t *task)
	{
	int sock = ((rpc_cli_t*) TASK_ARG(task))->cli_sock;

	rpc_freeBLOBCli(TASK_ARG(task));

	/* close client socket */
	shutdown(sock, SHUT_RDWR);
	close(sock);
return NULL;	return NULL;
}	}

Line 326 static void *	Line 608 static void *
txBLOB(sched_task_t *task)	txBLOB(sched_task_t *task)
{	{
rpc_cli_t *c = TASK_ARG(task);	rpc_cli_t *c = TASK_ARG(task);
u_char *buf = AIT_GET_BUF(&c->cli_buf);	u_char buf = AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t));
struct tagBLOBHdr blob = (struct tagBLOBHdr ) buf;
int wlen = sizeof(struct tagBLOBHdr);	int wlen = sizeof(struct tagBLOBHdr);

/* calculate CRC */
blob->hdr_crc ^= blob->hdr_crc;
blob->hdr_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));

/* send reply */	/* send reply */
wlen = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);	wlen = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);
if (wlen == -1 \|\| wlen != sizeof(struct tagBLOBHdr)) {	if (wlen == -1 \|\| wlen != sizeof(struct tagBLOBHdr)) {
Line 352 rxBLOB(sched_task_t *task)	Line 629 rxBLOB(sched_task_t *task)
rpc_blob_t *b;	rpc_blob_t *b;
struct tagBLOBHdr blob;	struct tagBLOBHdr blob;
int rlen;	int rlen;
u_short crc;

memset(&blob, 0, sizeof blob);	memset(&blob, 0, sizeof blob);
rlen = recv(TASK_FD(task), &blob, sizeof blob, 0);	rlen = recv(TASK_FD(task), &blob, sizeof blob, 0);
Line 370 rxBLOB(sched_task_t *task)	Line 646 rxBLOB(sched_task_t *task)
return NULL;	return NULL;
}	}

/* check integrity of packet */
crc = ntohs(blob.hdr_crc);
blob.hdr_crc ^= blob.hdr_crc;
if (crc != crcFletcher16((u_short*) &blob, rlen / 2)) {
rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet");

schedReadSelf(task);
return NULL;
}

/* check RPC packet session info */	/* check RPC packet session info */
if ((crc = rpc_chkPktSession(&blob.hdr_session, &s->srv_session))) {	if (rpc_chkPktSession(&blob.hdr_session, &s->srv_session)) {
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");	rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
blob.hdr_cmd = error;	blob.hdr_cmd = error;
goto end;	goto end;
Line 408 rxBLOB(sched_task_t *task)	Line 674 rxBLOB(sched_task_t *task)
}	}
break;	break;
case set:	case set:
if ((b = rpc_srv_registerBLOB(s, ntohl(blob.hdr_len)))) {	if ((b = rpc_srv_registerBLOB(s, ntohl(blob.hdr_len),
	ntohl(blob.hdr_ret)))) {
/* set new BLOB variable for reply :) */	/* set new BLOB variable for reply :) */
blob.hdr_var = htonl(b->blob_var);	blob.hdr_var = htonl(b->blob_var);

Line 421 rxBLOB(sched_task_t *task)	Line 688 rxBLOB(sched_task_t *task)
}	}
break;	break;
case unset:	case unset:
if (rpc_srv_unregisterBLOB(s, blob.hdr_var) == -1) {	if (rpc_srv_unregisterBLOB(s, ntohl(blob.hdr_var)) == -1) {
blob.hdr_cmd = error;	blob.hdr_cmd = error;
blob.hdr_ret = RPC_ERROR(-1);	blob.hdr_ret = RPC_ERROR(-1);
}	}
Line 433 rxBLOB(sched_task_t *task)	Line 700 rxBLOB(sched_task_t *task)
}	}

end:	end:
memcpy(AIT_ADDR(&c->cli_buf), &blob, sizeof blob);	memcpy(AIT_ADDR(array(c->cli_buf, 0, ait_val_t*)), &blob, sizeof blob);
schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task), NULL, 0);	schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task), NULL, 0);
schedReadSelf(task);	schedReadSelf(task);
return NULL;	return NULL;
}	}

static void *	static void *
	flushBLOB(sched_task_t *task)
	{
	rpc_srv_t *srv = TASK_ARG(task);
	rpc_blob_t b, tmp;

	TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) {
	TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node);

	rpc_srv_blobFree(srv, b);
	e_free(b);
	}

	schedSignalSelf(task);
	return NULL;
	}

	static void *
acceptBLOBClients(sched_task_t *task)	acceptBLOBClients(sched_task_t *task)
{	{
rpc_srv_t *srv = TASK_ARG(task);	rpc_srv_t *srv = TASK_ARG(task);
rpc_cli_t *c = NULL;	rpc_cli_t *c = NULL;
register int i;	register int i;
socklen_t salen = sizeof(io_sockaddr_t);	socklen_t salen = sizeof(sockaddr_t);
	#ifdef TCP_NOPUSH
	int n = 1;
	#endif

/* check free slots for connect */	/* check free slots for connect */
for (i = 0; i < io_arraySize(srv->srv_blob.clients) &&	for (i = 0; i < array_Size(srv->srv_blob.clients) &&
(c = io_array(srv->srv_blob.clients, i, rpc_cli_t*)); i++);	(c = array(srv->srv_blob.clients, i, rpc_cli_t*)); i++);
if (c) /* no more free slots! */	if (c) /* no more free slots! */
goto end;	goto end;
c = malloc(sizeof(rpc_cli_t));	c = e_malloc(sizeof(rpc_cli_t));
if (!c) {	if (!c) {
LOGERR;	LOGERR;
srv->srv_kill = srv->srv_blob.kill = 1;	srv->srv_kill = srv->srv_blob.kill = 1;
return NULL;	return NULL;
} else {	} else {
memset(c, 0, sizeof(rpc_cli_t));	memset(c, 0, sizeof(rpc_cli_t));
io_arraySet(srv->srv_blob.clients, i, c);	array_Set(srv->srv_blob.clients, i, c);
c->cli_id = i;	c->cli_id = i;
c->cli_parent = srv;	c->cli_parent = srv;
}	}

/* alloc empty buffer */	/* init buffer(s) */
AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);	c->cli_buf = ait_allocVars(1);
	if (!c->cli_buf) {
	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
	array_Del(srv->srv_blob.clients, i, 42);
	goto end;
	} else
	AIT_SET_BUFSIZ(array(c->cli_buf, 0, ait_val_t*), 0, srv->srv_netbuf);

/* accept client */	/* accept client */
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);	c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);
if (c->cli_sock == -1) {	if (c->cli_sock == -1) {
LOGERR;	LOGERR;
AIT_FREE_VAL(&c->cli_buf);	ait_freeVars(&c->cli_buf);
io_arrayDel(srv->srv_blob.clients, i, 42);	array_Del(srv->srv_blob.clients, i, 42);
goto end;	goto end;
} else	} else {
	#ifdef TCP_NOPUSH
	setsockopt(c->cli_sock, IPPROTO_TCP, TCP_NOPUSH, &n, sizeof n);
	#endif
fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) \| O_NONBLOCK);	fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) \| O_NONBLOCK);
	}

schedRead(TASK_ROOT(task), rxBLOB, c, c->cli_sock, NULL, 0);	schedRead(TASK_ROOT(task), rxBLOB, c, c->cli_sock, NULL, 0);
end:	end:
Line 515 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 812 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s

srv->srv_blob.server.cli_parent = srv;	srv->srv_blob.server.cli_parent = srv;

memcpy(&srv->srv_blob.server.cli_sa, &srv->srv_server.cli_sa, sizeof(io_sockaddr_t));	memcpy(&srv->srv_blob.server.cli_sa, &srv->srv_server.cli_sa, sizeof(sockaddr_t));
switch (srv->srv_blob.server.cli_sa.sa.sa_family) {	switch (srv->srv_blob.server.cli_sa.sa.sa_family) {
case AF_INET:	case AF_INET:
srv->srv_blob.server.cli_sa.sin.sin_port =	srv->srv_blob.server.cli_sa.sin.sin_port =
Line 566 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 863 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
AIT_FREE_VAL(&srv->srv_blob.dir);	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
}	} else
	fcntl(srv->srv_blob.server.cli_sock, F_SETFL,
	fcntl(srv->srv_blob.server.cli_sock, F_GETFL) \| O_NONBLOCK);


/* allocate pool for concurent blob clients */	/* allocate pool for concurent blob clients */
srv->srv_blob.clients = io_arrayInit(io_arraySize(srv->srv_clients));	srv->srv_blob.clients = array_Init(array_Size(srv->srv_clients));
if (!srv->srv_blob.clients) {	if (!srv->srv_blob.clients) {
rpc_SetErr(io_GetErrno(), "%s", io_GetError());	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
AIT_FREE_VAL(&srv->srv_blob.dir);	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
Line 581 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 881 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
srv->srv_blob.root = schedBegin();	srv->srv_blob.root = schedBegin();
if (!srv->srv_blob.root) {	if (!srv->srv_blob.root) {
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
io_arrayDestroy(&srv->srv_blob.clients);	array_Destroy(&srv->srv_blob.clients);
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
AIT_FREE_VAL(&srv->srv_blob.dir);	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
Line 596 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 896 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
* @srv = RPC Server instance	* @srv = RPC Server instance
* return: none	* return: none
*/	*/
inline void	void
rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
{	{
if (!srv)	if (!srv)
return;	return;

srv->srv_blob.kill = 1;	srv->srv_blob.kill = 1;

	schedEnd(&srv->srv_blob.root);
}	}

/*	/*
Line 624 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)	Line 926 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
return -1;	return -1;
}	}

fcntl(srv->srv_blob.server.cli_sock, F_SETFL,	if (listen(srv->srv_blob.server.cli_sock, array_Size(srv->srv_blob.clients)) == -1) {
fcntl(srv->srv_blob.server.cli_sock, F_GETFL) \| O_NONBLOCK);

if (listen(srv->srv_blob.server.cli_sock, io_arraySize(srv->srv_blob.clients)) == -1) {
LOGERR;	LOGERR;
return -1;	return -1;
}	}

	schedSignal(srv->srv_blob.root, flushBLOB, srv, SIGFBLOB, NULL, 0);
if (!schedRead(srv->srv_blob.root, acceptBLOBClients, srv,	if (!schedRead(srv->srv_blob.root, acceptBLOBClients, srv,
srv->srv_blob.server.cli_sock, NULL, 0)) {	srv->srv_blob.server.cli_sock, NULL, 0)) {
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
Line 642 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)	Line 942 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
/* main rpc loop */	/* main rpc loop */
schedRun(srv->srv_blob.root, &srv->srv_blob.kill);	schedRun(srv->srv_blob.root, &srv->srv_blob.kill);

	/* detach blobs */
	TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) {
	TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node);

	rpc_srv_blobFree(srv, b);
	e_free(b);
	}

/* close all clients connections & server socket */	/* close all clients connections & server socket */
for (i = 0; i < io_arraySize(srv->srv_blob.clients); i++) {	for (i = 0; i < array_Size(srv->srv_blob.clients); i++) {
c = io_array(srv->srv_blob.clients, i, rpc_cli_t*);	c = array(srv->srv_blob.clients, i, rpc_cli_t*);
if (c) {	if (c) {
shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);	close(c->cli_sock);

schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL);	schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL);
AIT_FREE_VAL(&c->cli_buf);	ait_freeVars(&c->cli_buf);
}	}
io_arrayDel(srv->srv_blob.clients, i, 42);	array_Del(srv->srv_blob.clients, i, 42);
}	}
io_arrayDestroy(&srv->srv_blob.clients);	array_Destroy(&srv->srv_blob.clients);

close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);

/* detach blobs */
TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) {
TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node);

rpc_srv_blobFree(srv, b);
free(b);
}

schedEnd(&srv->srv_blob.root);
AIT_FREE_VAL(&srv->srv_blob.dir);	AIT_FREE_VAL(&srv->srv_blob.dir);
return 0;	return 0;
}	}
Line 675 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)	Line 974 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
/*	/*
* rpc_srv_initServer() - Init & create RPC Server	* rpc_srv_initServer() - Init & create RPC Server
*	*
* @regProgID = ProgramID for authentication & recognition	* @InstID = Instance for authentication & recognition
* @regProcID = ProcessID for authentication & recognition
* @concurentClients = Concurent clients at same time to this server	* @concurentClients = Concurent clients at same time to this server
* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)	* @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_t *
rpc_srv_initServer(u_int regProgID, u_char regProcID, int concurentClients,	rpc_srv_initServer(u_char InstID, int concurentClients, int netBuf,
int netBuf, const char *csHost, u_short Port)	const char *csHost, u_short Port, int proto)
{	{
int n = 1;	int n = 1;
rpc_srv_t *srv = NULL;	rpc_srv_t *srv = NULL;
io_sockaddr_t sa;	sockaddr_t sa = E_SOCKADDR_INIT;

if (!concurentClients \|\| !regProgID) {	if (!concurentClients \|\| (proto < 0 \|\| proto > SOCK_DGRAM)) {
rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server");	rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server");
return NULL;	return NULL;
}	}
if (!io_gethostbyname(csHost, Port, &sa))	if (!e_gethostbyname(csHost, Port, &sa))
return NULL;	return NULL;
if (!Port)	if (!Port)
Port = RPC_DEFPORT;	Port = RPC_DEFPORT;
	if (!proto)
	proto = SOCK_STREAM;
if (netBuf < RPC_MIN_BUFSIZ)	if (netBuf < RPC_MIN_BUFSIZ)
netBuf = BUFSIZ;	netBuf = BUFSIZ;
else	else
netBuf = io_align(netBuf, 1); /* align netBuf length */	netBuf = E_ALIGN(netBuf, 2); /* align netBuf length */

#ifdef HAVE_SRANDOMDEV	#ifdef HAVE_SRANDOMDEV
srandomdev();	srandomdev();
Line 712 rpc_srv_initServer(u_int regProgID, u_char regProcID,	Line 1013 rpc_srv_initServer(u_int regProgID, u_char regProcID,
srandom((time(&tim) ^ getpid()));	srandom((time(&tim) ^ getpid()));
#endif	#endif

srv = malloc(sizeof(rpc_srv_t));	srv = e_malloc(sizeof(rpc_srv_t));
if (!srv) {	if (!srv) {
LOGERR;	LOGERR;
return NULL;	return NULL;
} else	} else
memset(srv, 0, sizeof(rpc_srv_t));	memset(srv, 0, sizeof(rpc_srv_t));

	srv->srv_proto = proto;
srv->srv_netbuf = netBuf;	srv->srv_netbuf = netBuf;
srv->srv_session.sess_version = RPC_VERSION;	srv->srv_session.sess_version = RPC_VERSION;
srv->srv_session.sess_program = regProgID;	srv->srv_session.sess_instance = InstID;
srv->srv_session.sess_process = regProcID;

srv->srv_server.cli_parent = srv;	srv->srv_server.cli_parent = srv;
memcpy(&srv->srv_server.cli_sa, &sa, sizeof srv->srv_server.cli_sa);	memcpy(&srv->srv_server.cli_sa, &sa, sizeof srv->srv_server.cli_sa);

/* init functions list */	/* init functions */
TAILQ_INIT(&srv->srv_funcs);	pthread_mutex_init(&srv->srv_funcs.mtx, NULL);
	SLIST_INIT(&srv->srv_funcs);
	AVL_INIT(&srv->srv_funcs);

/* init scheduler */	/* init scheduler */
srv->srv_root = schedBegin();	srv->srv_root = schedBegin();
if (!srv->srv_root) {	if (!srv->srv_root) {
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
free(srv);	pthread_mutex_destroy(&srv->srv_funcs.mtx);
	e_free(srv);
return NULL;	return NULL;
}	}

/* init pool for clients */	/* init pool for clients */
srv->srv_clients = io_arrayInit(concurentClients);	srv->srv_clients = array_Init(concurentClients);
if (!srv->srv_clients) {	if (!srv->srv_clients) {
rpc_SetErr(io_GetErrno(), "%s", io_GetError());	rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError());
schedEnd(&srv->srv_root);	schedEnd(&srv->srv_root);
free(srv);	pthread_mutex_destroy(&srv->srv_funcs.mtx);
	e_free(srv);
return NULL;	return NULL;
}	}

/* create server socket */	/* create server socket */
srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, SOCK_STREAM, 0);	srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, srv->srv_proto, 0);
if (srv->srv_server.cli_sock == -1) {	if (srv->srv_server.cli_sock == -1) {
LOGERR;	LOGERR;
io_arrayDestroy(&srv->srv_clients);	array_Destroy(&srv->srv_clients);
schedEnd(&srv->srv_root);	schedEnd(&srv->srv_root);
free(srv);	pthread_mutex_destroy(&srv->srv_funcs.mtx);
	e_free(srv);
return NULL;	return NULL;
}	}
if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {	if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {
Line 773 rpc_srv_initServer(u_int regProgID, u_char regProcID,	Line 1079 rpc_srv_initServer(u_int regProgID, u_char regProcID,
srv->srv_server.cli_sa.sa.sa_len) == -1) {	srv->srv_server.cli_sa.sa.sa_len) == -1) {
LOGERR;	LOGERR;
goto err;	goto err;
}	} else
	fcntl(srv->srv_server.cli_sock, F_SETFL,
	fcntl(srv->srv_server.cli_sock, F_GETFL) \| O_NONBLOCK);

rpc_register_srvPing(srv);	rpc_register_srvPing(srv);

return srv;	return srv;
err: /* error condition */	err: /* error condition */
close(srv->srv_server.cli_sock);	close(srv->srv_server.cli_sock);
io_arrayDestroy(&srv->srv_clients);	array_Destroy(&srv->srv_clients);
schedEnd(&srv->srv_root);	schedEnd(&srv->srv_root);
free(srv);	pthread_mutex_destroy(&srv->srv_funcs.mtx);
	e_free(srv);
return NULL;	return NULL;
}	}

Line 792 err: /* error condition */	Line 1101 err: /* error condition */
* @psrv = RPC Server instance	* @psrv = RPC Server instance
* return: none	* return: none
*/	*/
inline void	void
rpc_srv_endServer(rpc_srv_t ** __restrict psrv)	rpc_srv_endServer(rpc_srv_t ** __restrict psrv)
{	{
if (!psrv \|\| !*psrv)	if (!psrv \|\| !*psrv)
return;	return;

/* if send kill to blob server */	/* if send kill to blob server */
if (!(*psrv)->srv_blob.kill)	rpc_srv_endBLOBServer(*psrv);
rpc_srv_endBLOBServer(*psrv);

(*psrv)->srv_kill = 1;	(*psrv)->srv_kill = 1;
sleep(RPC_SCHED_POLLING);	sleep(RPC_SCHED_POLLING);

free(*psrv);	schedEnd(&(*psrv)->srv_root);

	pthread_mutex_destroy(&(*psrv)->srv_funcs.mtx);
	e_free(*psrv);
*psrv = NULL;	*psrv = NULL;
}	}

Line 820 rpc_srv_loopServer(rpc_srv_t * __restrict srv)	Line 1131 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
{	{
rpc_cli_t *c;	rpc_cli_t *c;
register int i;	register int i;
rpc_func_t f, tmp;	rpc_func_t *f;
struct timespec ts = { RPC_SCHED_POLLING, 0 };	struct timespec ts = { RPC_SCHED_POLLING, 0 };

if (!srv) {	if (!srv) {
Line 828 rpc_srv_loopServer(rpc_srv_t * __restrict srv)	Line 1139 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
return -1;	return -1;
}	}

fcntl(srv->srv_server.cli_sock, F_SETFL,	if (srv->srv_proto == SOCK_STREAM)
fcntl(srv->srv_server.cli_sock, F_GETFL) \| O_NONBLOCK);	if (listen(srv->srv_server.cli_sock, array_Size(srv->srv_clients)) == -1) {
	LOGERR;
	return -1;
	}

if (listen(srv->srv_server.cli_sock, io_arraySize(srv->srv_clients)) == -1) {	if (!schedRead(srv->srv_root, cbProto[srv->srv_proto][CB_ACCEPTCLIENT], srv,
LOGERR;	srv->srv_server.cli_sock, NULL, 0)) {
return -1;
}

if (!schedRead(srv->srv_root, acceptClients, srv, srv->srv_server.cli_sock, NULL, 0)) {
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
return -1;	return -1;
}	}
Line 846 rpc_srv_loopServer(rpc_srv_t * __restrict srv)	Line 1156 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
schedRun(srv->srv_root, &srv->srv_kill);	schedRun(srv->srv_root, &srv->srv_kill);

/* close all clients connections & server socket */	/* close all clients connections & server socket */
for (i = 0; i < io_arraySize(srv->srv_clients); i++) {	for (i = 0; i < array_Size(srv->srv_clients); i++) {
c = io_array(srv->srv_clients, i, rpc_cli_t*);	c = array(srv->srv_clients, i, rpc_cli_t*);
if (c) {	if (c) {
shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);	close(c->cli_sock);

schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL);	schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL);
AIT_FREE_VAL(&c->cli_buf);	ait_freeVars(&RPC_RETVARS(c));
	ait_freeVars(&c->cli_buf);
}	}
io_arrayDel(srv->srv_clients, i, 42);	array_Del(srv->srv_clients, i, 42);
}	}
io_arrayDestroy(&srv->srv_clients);	array_Destroy(&srv->srv_clients);

close(srv->srv_server.cli_sock);	close(srv->srv_server.cli_sock);

/* detach exported calls */	/* detach exported calls */
TAILQ_FOREACH_SAFE(f, &srv->srv_funcs, func_node, tmp) {	RPC_FUNCS_LOCK(&srv->srv_funcs);
TAILQ_REMOVE(&srv->srv_funcs, f, func_node);	while ((f = SLIST_FIRST(&srv->srv_funcs))) {
	SLIST_REMOVE_HEAD(&srv->srv_funcs, func_next);

io_freeVars(&f->func_vars);
AIT_FREE_VAL(&f->func_name);	AIT_FREE_VAL(&f->func_name);
free(f);	e_free(f);
}	}
	srv->srv_funcs.avlh_root = NULL;
	RPC_FUNCS_UNLOCK(&srv->srv_funcs);

schedEnd(&srv->srv_root);
return 0;	return 0;
}	}

Line 878 rpc_srv_loopServer(rpc_srv_t * __restrict srv)	Line 1190 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
/*	/*
* 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
	* @funcname = Execute RPC function
* @args = IN RPC calling arguments from RPC client	* @args = IN RPC calling arguments from RPC client
* return: -1 error, !=-1 ok	* return: -1 error, !=-1 ok
*/	*/
int	int
rpc_srv_execCall(rpc_func_t * __restrict call, struct tagRPCCall * __restrict rpc,	rpc_srv_execCall(rpc_cli_t * __restrict cli, struct tagRPCCall * __restrict rpc,
array_t * __restrict args)	ait_val_t funcname, array_t * __restrict args)
{	{
rpc_callback_t func;	rpc_callback_t func;

if (!call \|\| !rpc \|\| !call->func_parent \|\| !AIT_ADDR(&call->func_name)) {	if (!cli \|\| !rpc \|\| !AIT_ADDR(&funcname)) {
rpc_SetErr(EINVAL, "Invalid parameter can`t exec function");	rpc_SetErr(EINVAL, "Invalid parameter can`t exec function");
return -1;	return -1;
}	}

func = AIT_GET_LIKE(&call->func_name, rpc_callback_t);	func = AIT_GET_LIKE(&funcname, rpc_callback_t);
return func(call, rpc, args);	return func(cli, rpc, args);
}	}

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.9.2.28
changed lines
	Added in v.1.17.4.7