libaitrpc/src/srv.c - diff

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Diff for /libaitrpc/src/srv.c between versions 1.9.2.24 and 1.20.4.1

version 1.9.2.24, 2012/05/17 15:18:48	version 1.20.4.1, 2013/11/13 12:18:14
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, 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 */
	};


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

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

/* close client socket */
if (TASK_VAL(task))
shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);

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

io_arrayDel(s->srv_clients, c->cli_id, 42);	array_Del(s->srv_clients, c->cli_id, 0);
	if (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;
	}

	/* alloc empty buffer */
	AIT_SET_BUFSIZ(&c->cli_buf, 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 = AIT_GET_BUF(&c->cli_buf);
struct tagRPCCall rpc = (struct tagRPCCall) buf;	struct tagRPCCall rpc = (struct tagRPCCall) buf;
int ret, wlen = sizeof(struct tagRPCCall);	int ret, estlen, wlen = sizeof(struct tagRPCCall);
	struct pollfd pfd;

/* copy RPC header */
memcpy(buf, TASK_DATA(task), wlen);

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));	/* calc estimated length */
	estlen = ait_resideVars(RPC_RETVARS(c)) + wlen;
	if (estlen > AIT_LEN(&c->cli_buf))
	AIT_RE_BUF(&c->cli_buf, estlen);
	buf = AIT_GET_BUF(&c->cli_buf);
	rpc = (struct tagRPCCall*) buf;

	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, AIT_LEN(&c->cli_buf) - 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 102 txPacket(sched_task_t *task)	Line 199 txPacket(sched_task_t *task)
}	}
}	}

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

	#if 0
/* calculate CRC */	/* calculate CRC */
rpc->call_crc ^= rpc->call_crc;	rpc->call_crc ^= rpc->call_crc;
rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));	rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));
	#endif

/* send reply */	/* send reply */
ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);	pfd.fd = TASK_FD(task);
if (ret == -1 \|\| ret != wlen) {	pfd.events = POLLOUT;
/* close connection */	for (; wlen > 0; wlen -= ret, buf += ret) {
schedEvent(TASK_ROOT(task), closeClient, c, 42, NULL, 0);	if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 \|\|
	pfd.revents & (POLLERR \| POLLHUP \| POLLNVAL)) {
	if (ret)
	LOGERR;
	else
	rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond");
	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	}
	ret = send(TASK_FD(task), buf, MIN(wlen, s->srv_netbuf), MSG_NOSIGNAL);
	if (ret == -1) {
	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	}
}	}

return NULL;	return NULL;
Line 125 execCall(sched_task_t *task)	Line 241 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 = AIT_GET_BUF(&c->cli_buf);
struct tagRPCCall rpc = (struct tagRPCCall) buf;	struct tagRPCCall rpc = (struct tagRPCCall) buf;
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 + sizeof(struct tagRPCCall),
AIT_LEN(&c->cli_buf) - TASK_VAL(task) - sizeof(struct tagRPCCall),	AIT_LEN(&c->cli_buf) - sizeof(struct tagRPCCall), argc, 42);
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 146 execCall(sched_task_t *task)	Line 262 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);	if (!rpc->call_rep.eno) {
	LOGERR;
	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
	}
rpc->call_argc ^= rpc->call_argc;	rpc->call_argc ^= rpc->call_argc;
} else {	} else {
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 178 rxPacket(sched_task_t *task)	Line 298 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, estlen;
u_short crc, off = TASK_DATLEN(task);	#if 0
	u_short crc;
	#endif
u_char *buf = AIT_GET_BUF(&c->cli_buf);	u_char *buf = AIT_GET_BUF(&c->cli_buf);
struct tagRPCCall *rpc;	struct tagRPCCall rpc = (struct tagRPCCall) buf;
	struct pollfd pfd;

memset(buf, 0, AIT_LEN(&c->cli_buf));	memset(buf, 0, sizeof(struct tagRPCCall));
rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0);	rlen = recv(TASK_FD(task), rpc, sizeof(struct tagRPCCall), MSG_PEEK);
if (rlen < 1) {	if (rlen < 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! */	estlen = ntohl(rpc->call_len);
off = 0; /* process buffer from start offset == 0 */	if (estlen > AIT_LEN(&c->cli_buf))
	AIT_RE_BUF(&c->cli_buf, estlen);
	rpc = (struct tagRPCCall*) AIT_GET_BUF(&c->cli_buf);
	buf = AIT_GET_BUF(&c->cli_buf);
	len = estlen;
}	}

	/* get next part of packet */
	memset(buf, 0, len);
	pfd.fd = TASK_FD(task);
	pfd.events = POLLIN \| POLLPRI;
	for (; len > 0; len -= rlen, buf += rlen) {
	if ((rlen = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 \|\|
	pfd.revents & (POLLERR \| POLLHUP \| POLLNVAL)) {
	if (rlen)
	LOGERR;
	else
	rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond");
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	}
	rlen = recv(TASK_FD(task), buf, len, 0);
	if (rlen == -1) {
	/* close connection */
	schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
	TASK_ARG(task), 0, NULL, 0);
	return NULL;
	}
	}

	#if 0
	/* check integrity of packet */
	crc = ntohs(rpc->call_crc);
	rpc->call_crc ^= rpc->call_crc;
	if (crc != crcFletcher16((u_short*) rpc, len / 2)) {
	rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");
	return NULL;
	}
	#endif

	noreply = RPC_CHK_NOREPLY(rpc);

	/* check RPC packet session info */
	if (rpc_chkPktSession(&rpc->call_session, &s->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, TASK_ARG(task), (int) noreply, rpc, len);
	}

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

	/* lets get next packet */
	schedReadSelf(task);
	return NULL;
	}

	static void *
	acceptClients(sched_task_t *task)
	{
	rpc_srv_t *srv = TASK_ARG(task);
	rpc_cli_t *c = NULL;
	socklen_t salen = sizeof(sockaddr_t);
	int sock;

	c = _allocClient(srv, NULL);
	if (!c) {
	EVERBOSE(1, "RPC client quota exceeded! Connection will be shutdown!\n");
	if ((sock = accept(TASK_FD(task), NULL, NULL)) != -1) {
	shutdown(sock, SHUT_RDWR);
	close(sock);
	}
	goto end;
	}

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

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


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

	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);

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

	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;
	u_short crc, off = 0;
	u_char buf[USHRT_MAX + 1];
	struct tagRPCCall rpc = (struct tagRPCCall) buf;
	sockaddr_t sa;
	socklen_t salen;
	struct timespec ts = { DEF_RPC_TIMEOUT, 0 };

	/* receive connect packet */
	salen = sa.ss.ss_len = sizeof(sockaddr_t);
	rlen = recvfrom(TASK_FD(task), buf, sizeof buf, 0, &sa.sa, &salen);
	if (rlen < 1)
	goto end;

	c = _allocClient(srv, &sa);
	if (!c)
	goto end;
	else {
	c->cli_sock = TASK_FD(task);
	memcpy(&c->cli_sa, &sa, sizeof c->cli_sa);
	memcpy(AIT_GET_BUF(&c->cli_buf), buf, AIT_LEN(&c->cli_buf));
	/* 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);
	}

do {	do {
/* check RPC packet */	/* check RPC packet */
if (rlen < sizeof(struct tagRPCCall)) {	if (rlen < sizeof(struct tagRPCCall)) {
rpc_SetErr(ERPCMISMATCH, "Short RPC packet");	rpc_SetErr(ERPCMISMATCH, "Short RPC packet");
	break;
/* reminder received previous bytes ;) */
schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task),
TASK_FD(task), TASK_DATA(task), rlen);
return NULL;
} else	} else
rpc = (struct tagRPCCall*) (buf + off);	rpc = (struct tagRPCCall*) (AIT_GET_BUF(&c->cli_buf) + off);

len = ntohs(rpc->call_len);	len = ntohl(rpc->call_len);
rlen -= len;	rlen -= len;

/* check RPC packet lengths */	/* check RPC packet lengths */
Line 227 rxPacket(sched_task_t *task)	Line 534 rxPacket(sched_task_t *task)
continue;	continue;
}	}

noreply = rpc->call_req.flags & RPC_NOREPLY;	noreply = RPC_CHK_NOREPLY(rpc);

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

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(errno);	rpc->call_rep.eno = RPC_ERROR(errno);
} else {	} else {
/* execute RPC call */	/* execute RPC call */
schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off, NULL, 0);	schedEvent(TASK_ROOT(task), execCall, c,
	(int) noreply, rpc, len);
}	}

/* 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[srv->srv_proto][CB_TXPACKET],
	c, TASK_FD(task), rpc, len);

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

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

static void *	/* ------------------------------------------------------ */
acceptClients(sched_task_t *task)
	void
	rpc_freeBLOBCli(rpc_cli_t * __restrict c)
{	{
rpc_srv_t *srv = TASK_ARG(task);	rpc_srv_t *s = c->cli_parent;
rpc_cli_t *c = NULL;
register int i;
socklen_t salen = sizeof(io_sockaddr_t);

/* check free slots for connect */	schedCancelby(s->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL);
for (i = 0; i < io_arraySize(srv->srv_clients) &&
(c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++);
if (c) /* no more free slots! */
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 */	/* free buffer */
AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);	AIT_FREE_VAL(&c->cli_buf);

/* accept client */	array_Del(s->srv_blob.clients, c->cli_id, 0);
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);	if (c)
if (c->cli_sock == -1) {	e_free(c);
LOGERR;
AIT_FREE_VAL(&c->cli_buf);
io_arrayDel(srv->srv_clients, i, 42);
goto end;
} else
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);
end:
schedReadSelf(task);
return NULL;
}	}

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

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

schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);	rpc_freeBLOBCli(TASK_ARG(task));

/* close client socket */	/* close client socket */
if (TASK_VAL(task))	shutdown(sock, SHUT_RDWR);
shutdown(c->cli_sock, SHUT_RDWR);	close(sock);
close(c->cli_sock);

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

io_arrayDel(s->srv_blob.clients, c->cli_id, 42);
return NULL;	return NULL;
}	}

Line 323 txBLOB(sched_task_t *task)	Line 598 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(&c->cli_buf);
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 348 rxBLOB(sched_task_t *task)	Line 618 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 366 rxBLOB(sched_task_t *task)	Line 635 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 404 rxBLOB(sched_task_t *task)	Line 663 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 417 rxBLOB(sched_task_t *task)	Line 677 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 436 end:	Line 696 end:
}	}

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);
	int sock;
	#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! */
	EVERBOSE(1, "RPC client quota exceeded! Connection will be shutdown!\n");
	if ((sock = accept(TASK_FD(task), NULL, NULL)) != -1) {
	shutdown(sock, SHUT_RDWR);
	close(sock);
	}
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 */	/* alloc empty buffer */
AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);	AIT_SET_BUFSIZ(&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_FREE_VAL(&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 511 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 803 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 562 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 854 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 577 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 872 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 595 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s	Line 890 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
void	void
rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
{	{
rpc_cli_t *c;
register int i;
rpc_blob_t b, tmp;

if (!srv)	if (!srv)
return;	return;

if (srv->srv_blob.tid) {	srv->srv_blob.kill = 1;
pthread_cancel(srv->srv_blob.tid);
pthread_join(srv->srv_blob.tid, NULL);
}

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

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

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

/*	/*
Line 644 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	Line 907 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
int	int
rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)	rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
{	{
	rpc_cli_t *c;
	register int i;
	rpc_blob_t b, tmp;
	struct timespec ts = { RPC_SCHED_POLLING, 0 };

if (!srv \|\| srv->srv_kill) {	if (!srv \|\| srv->srv_kill) {
rpc_SetErr(EINVAL, "Invalid parameter can`t start BLOB server");	rpc_SetErr(EINVAL, "Invalid parameter can`t start BLOB server");
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());
return -1;	return -1;
}	}

	schedPolling(srv->srv_blob.root, &ts, NULL);
/* 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 */
	for (i = 0; i < array_Size(srv->srv_blob.clients); i++) {
	c = array(srv->srv_blob.clients, i, rpc_cli_t*);
	if (c) {
	shutdown(c->cli_sock, SHUT_RDWR);
	close(c->cli_sock);

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

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

	AIT_FREE_VAL(&srv->srv_blob.dir);
return 0;	return 0;
}	}

Line 672 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)	Line 965 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 709 rpc_srv_initServer(u_int regProgID, u_char regProcID,	Line 1004 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 770 rpc_srv_initServer(u_int regProgID, u_char regProcID,	Line 1070 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 1095 err: /* error condition */
void	void
rpc_srv_endServer(rpc_srv_t ** __restrict psrv)	rpc_srv_endServer(rpc_srv_t ** __restrict psrv)
{	{
rpc_cli_t *c;
register int i;
rpc_func_t f, tmp;

if (!psrv \|\| !*psrv)	if (!psrv \|\| !*psrv)
return;	return;

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

/* close all clients connections & server socket */	(*psrv)->srv_kill = 1;
for (i = 0; i < io_arraySize((*psrv)->srv_clients); i++) {	sleep(RPC_SCHED_POLLING);
c = io_array((psrv)->srv_clients, i, rpc_cli_t);
if (c) {
shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);

schedCancelby((*psrv)->srv_root, taskMAX, CRITERIA_ARG, c, NULL);
AIT_FREE_VAL(&c->cli_buf);
}
io_arrayDel((*psrv)->srv_clients, i, 42);
}
io_arrayDestroy(&(*psrv)->srv_clients);

close((*psrv)->srv_server.cli_sock);

/* detach exported calls */
TAILQ_FOREACH_SAFE(f, &(*psrv)->srv_funcs, func_node, tmp) {
TAILQ_REMOVE(&(*psrv)->srv_funcs, f, func_node);

io_freeVars(&f->func_vars);
AIT_FREE_VAL(&f->func_name);
free(f);
}

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

Line 841 rpc_srv_endServer(rpc_srv_t ** __restrict psrv)	Line 1120 rpc_srv_endServer(rpc_srv_t ** __restrict psrv)
int	int
rpc_srv_loopServer(rpc_srv_t * __restrict srv)	rpc_srv_loopServer(rpc_srv_t * __restrict srv)
{	{
	rpc_cli_t *c;
	register int i;
	rpc_func_t *f;
	struct timespec ts = { RPC_SCHED_POLLING, 0 };

if (!srv) {	if (!srv) {
rpc_SetErr(EINVAL, "Invalid parameter can`t start RPC server");	rpc_SetErr(EINVAL, "Invalid parameter can`t start RPC server");
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;
}	}

	schedPolling(srv->srv_root, &ts, NULL);
/* main rpc loop */	/* main rpc loop */
schedRun(srv->srv_root, &srv->srv_kill);	schedRun(srv->srv_root, &srv->srv_kill);

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

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

	close(srv->srv_server.cli_sock);

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

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

return 0;	return 0;
}	}

Line 868 rpc_srv_loopServer(rpc_srv_t * __restrict srv)	Line 1181 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.1.9.2.24
changed lines
	Added in v.1.20.4.1