libaitrpc/src/srv.c - diff

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Diff for /libaitrpc/src/srv.c between versions 1.1.1.1.2.20 and 1.8.2.3

version 1.1.1.1.2.20, 2010/07/08 12:29:38	version 1.8.2.3, 2012/05/11 08:49:43
Line 5	Line 5
* $Author$	* $Author$
* $Id$	* $Id$
*	*
*************************************************************************/	**************************************************************************
	The ELWIX and AITNET software is distributed under the following
	terms:

	All of the documentation and software included in the ELWIX and AITNET
	Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>

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

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions
	are met:
	1. Redistributions of source code must retain the above copyright
	notice, this list of conditions and the following disclaimer.
	2. Redistributions in binary form must reproduce the above copyright
	notice, this list of conditions and the following disclaimer in the
	documentation and/or other materials provided with the distribution.
	3. All advertising materials mentioning features or use of this software
	must display the following acknowledgement:
	This product includes software developed by Michael Pounov <misho@elwix.org>
	ELWIX - Embedded LightWeight unIX and its contributors.
	4. Neither the name of AITNET nor the names of its contributors
	may be used to endorse or promote products derived from this software
	without specific prior written permission.

	THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	SUCH DAMAGE.
	*/
#include "global.h"	#include "global.h"


	static void rxPacket(sched_task_t);
	static void rxBLOB(sched_task_t);

static void *	static void *
rpc_srv_dispatchCall(void *arg)	txPacket(sched_task_t *task)
{	{
rpc_cli_t *c = arg;	rpc_cli_t *c = TASK_ARG(task);
rpc_srv_t *s;	rpc_srv_t *s = c->cli_parent;
rpc_val_t vals = NULL, v = NULL;	rpc_func_t *f = NULL;
rpc_func_t *f;	u_char *buf = TASK_DATA(task);
	struct tagRPCCall rpc = (struct tagRPCCall) buf;
	int ret, wlen = sizeof(struct tagRPCCall);
	array_t *arr = NULL;

	ioTRACE(RPC_TRACE_LEVEL);

	if (rpc->call_argc) {
	f = rpc_srv_getCall(s, ntohs(rpc->call_tag), ntohl(rpc->call_hash));
	if (!f) {
	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(rpc_srv_getVars(f, &arr));
	/* Go Encapsulate variables */
	ret = io_vars2buffer(buf + wlen, TASK_DATLEN(task) - wlen, arr);
	io_clrVars(f->func_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 = htons(wlen);

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

	/* send reply */
	ret = send(TASK_FD(task), buf, wlen, 0);
	if (ret == -1)
	LOGERR;
	else if (ret != wlen)
	rpc_SetErr(EPROCUNAVAIL, "RPC reply, should be send %d bytes, "
	"really sended %d bytes", wlen, ret);
	else
	ioDEBUG(RPC_DEBUG_LEVEL, "Sended %d bytes", ret);

	return NULL;
	}

	static void *
	execCall(sched_task_t *task)
	{
	rpc_cli_t *c = TASK_ARG(task);
	rpc_srv_t *s = c->cli_parent;
	rpc_func_t *f = NULL;
	array_t *arr = NULL;
	u_char *buf = TASK_DATA(task) + TASK_VAL(task);
	struct tagRPCCall rpc = (struct tagRPCCall) buf;
	int argc = ntohs(rpc->call_argc);

	ioTRACE(RPC_TRACE_LEVEL);

	/* Go decapsulate variables ... */
	if (argc) {
	arr = io_buffer2vars(buf + sizeof(struct tagRPCCall),
	TASK_DATLEN(task) - TASK_VAL(task) - sizeof(struct tagRPCCall),
	argc, 1);
	if (!arr) {
	rpc_SetErr(ERPCMISMATCH, "#%d - %s", io_GetErrno(), io_GetError());
	rpc->call_argc ^= rpc->call_argc;
	rpc->call_rep.ret = RPC_ERROR(-1);
	rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
	return NULL;
	}
	}

	if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag), ntohl(rpc->call_hash)))) {
	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 {
	ioDEBUG(RPC_DEBUG_LEVEL, "RPC function %s from module %s",
	AIT_GET_STR(&f->func_name), AIT_GET_LIKE(&f->func_file, char*));

	/* if client doesn't want reply */
	argc = rpc->call_req.flags & RPC_NOREPLY;
	rpc->call_rep.ret = RPC_ERROR(rpc_srv_execCall(f, rpc, arr));
	if (rpc->call_rep.ret == htonl(-1)) {
	rpc->call_rep.eno = RPC_ERROR(errno);
	rpc->call_argc ^= rpc->call_argc;
	} else {
	rpc->call_rep.eno ^= rpc->call_rep.eno;
	if (argc) {
	/* without reply */
	io_clrVars(f->func_vars);
	rpc->call_argc ^= rpc->call_argc;
	} else
	rpc->call_argc = htons(rpc_srv_getVars(f, NULL));
	}
	}

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

	static void *
	rxPacket(sched_task_t *task)
	{
	rpc_cli_t *c = TASK_ARG(task);
	rpc_srv_t *s = c->cli_parent;
	u_char *buf = TASK_DATA(task);
	int rlen, noreply;
	u_short crc, off = 0;
struct tagRPCCall *rpc;	struct tagRPCCall *rpc;
struct tagRPCRet rrpc;	struct timespec ts;
fd_set fds;
u_char buf[BUFSIZ], *data;
int ret, argc = 0, Limit = 0;
register int i;

if (!arg) {	ioTRACE(RPC_TRACE_LEVEL);
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t procced RPC client ...\n");
	memset(buf, 0, TASK_DATLEN(task));
	rlen = recv(TASK_FD(task), buf, TASK_DATLEN(task), 0);
	if (rlen == -1) {
	LOGERR;
	s->srv_kill = s->srv_blob.state = kill;
return NULL;	return NULL;
	} else if (!rlen) { /* receive EOF */
	s->srv_kill = s->srv_blob.state = kill;
	return NULL;
} else	} else
s = c->cli_parent;	ioDEBUG(RPC_DEBUG_LEVEL, "Readed %d bytes", rlen);

do {	do {
FD_ZERO(&fds);	if (rlen < sizeof(struct tagRPCCall)) {
FD_SET(c->cli_sock, &fds);	rpc_SetErr(ERPCMISMATCH, "Too short RPC packet");
ret = select(c->cli_sock + 1, &fds, NULL, NULL, NULL);
if (ret == -1) {	schedRead(TASK_ROOT(task), rxPacket, TASK_ARG(task), TASK_FD(task),
ret = -2;	TASK_DATA(task), TASK_DATLEN(task));
}	return NULL;
memset(&rrpc, 0, sizeof rrpc);
memset(buf, 0, BUFSIZ);
if ((ret = recv(c->cli_sock, buf, BUFSIZ, 0)) == -1) {
LOGERR;
ret = -3;
break;
}
if (!ret) { // receive EOF
ret = 0;
break;
}
if (ret < sizeof(struct tagRPCCall)) {
rpc_SetErr(EMSGSIZE, "Error:: too short RPC packet ...\n");
ret = -4;
break;
} else	} else
rpc = (struct tagRPCCall*) buf;	rpc = (struct tagRPCCall*) (buf + off);
// check RPC packet session info
if (memcmp(&rpc->call_session, &s->srv_session, sizeof rpc->call_session)) {	rlen -= ntohs(rpc->call_len);
rpc_SetErr(EINVAL, "Error:: get invalid RPC session ...\n");
ret = -5;	/* check integrity of packet */
goto makeReply;	crc = ntohs(rpc->call_crc);
	rpc->call_crc ^= rpc->call_crc;
	if (crc != crcFletcher16((u_short*) (buf + off), ntohs(rpc->call_len) / 2)) {
	rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");

	off += ntohs(rpc->call_len);
	if (rlen < 1)
	break;
	else
	continue;
}	}
// RPC is OK! Go decapsulate variables ...
if (rpc->call_argc) {	noreply = rpc->call_req.flags & RPC_NOREPLY;
v = (rpc_val_t*) (buf + sizeof(struct tagRPCCall));
// RPC received variables types OK!	/* check RPC packet session info */
data = (u_char) v + rpc->call_argc sizeof(rpc_val_t);	if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) {
for (i = 0; i < rpc->call_argc; i++) {	rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
switch (v[i].val_type) {	rpc->call_argc ^= rpc->call_argc;
case buffer:	rpc->call_rep.ret = RPC_ERROR(-1);
v[i].val.buffer = data;	rpc->call_rep.eno = RPC_ERROR(errno);
data += v[i].val_len;	} else {
break;	/* change socket timeout from last packet */
case string:	ts.tv_sec = rpc->call_session.sess_timeout;
v[i].val.string = (int8_t*) data;	ts.tv_nsec = 0;
data += v[i].val_len + 1;	schedPolling(TASK_ROOT(task), &ts, NULL);
break;
case blob:	/* execute RPC call */
if (s->srv_blob.state == disable) {	schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off,
rpc_SetErr(ENOTSUP, "Error:: BLOB server is disabled\n");	TASK_DATA(task), TASK_DATLEN(task));
ret = -5;
goto makeReply;
}
default:
break;
}
}
}	}

argc = 0;	/* send RPC reply */
vals = NULL;	if (!noreply)
if (!(f = rpc_srv_getCall(s, rpc->call_tag, rpc->call_hash))) {	schedWrite(TASK_ROOT(task), txPacket, TASK_ARG(task), TASK_FD(task),
rpc_SetErr(EINVAL, "Error:: call not found into RPC server ...\n");	buf + off, TASK_DATLEN(task) - off);
ret = -6;
} else
if ((ret = rpc_srv_execCall(f, rpc, v)) == -1)
ret = -9;
else
argc = rpc_srv_getValsCall(f, &vals);

makeReply:	off += ntohs(rpc->call_len);
memcpy(&rrpc.ret_session, &rpc->call_session, sizeof rrpc.ret_session);	} while (rlen > 0);
rrpc.ret_tag = rpc->call_tag;
rrpc.ret_hash = rpc->call_hash;
rrpc.ret_errno = rpc_Errno;
rrpc.ret_retcode = ret;
rrpc.ret_argc = argc;

memset(buf, 0, BUFSIZ);	/* lets get next packet */
memcpy(buf, &rrpc, (Limit = sizeof rrpc));	schedRead(TASK_ROOT(task), rxPacket, TASK_ARG(task), TASK_FD(task),
if (argc && vals) {	TASK_DATA(task), TASK_DATLEN(task));
v = (rpc_val_t*) (buf + sizeof rrpc);	return NULL;
memcpy(v, vals, argc * sizeof(rpc_val_t));	}
Limit += argc * sizeof(rpc_val_t);
data = (u_char) v + argc sizeof(rpc_val_t);
for (ret = i = 0; i < argc; i++) {
switch (vals[i].val_type) {
case buffer:
if (ret \|\| Limit + vals[i].val_len > BUFSIZ) {
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet (-7) ...\n");
rrpc.ret_retcode = ret = -7;
rrpc.ret_argc = 0;
break;
}

memcpy(data, vals[i].val.buffer, vals[i].val_len);	static void *
data += vals[i].val_len;	rpc_srv_dispatchCall(void *arg)
Limit += vals[i].val_len;	{
break;	rpc_cli_t *c = arg;
case string:	rpc_srv_t *s;
if (ret \|\| Limit + vals[i].val_len + 1 > BUFSIZ) {	u_char *buf;
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet (-7) ...\n");	sched_root_task_t *root;
rrpc.ret_retcode = ret = -7;	struct timespec ts = { DEF_RPC_TIMEOUT, 0 };
rrpc.ret_argc = 0;
break;
}

memcpy(data, vals[i].val.string, vals[i].val_len + 1);	ioTRACE(RPC_TRACE_LEVEL);
data += vals[i].val_len + 1;
Limit += vals[i].val_len + 1;
break;
case blob:
if (s->srv_blob.state == disable) {
rpc_SetErr(ENOTSUP, "Error:: BLOB server is disabled\n");
rrpc.ret_retcode = ret = -5;
rrpc.ret_argc = 0;
break;
}
default:
break;
}

RPC_FREE_VAL(&vals[i]);	if (!arg) {
}	rpc_SetErr(EINVAL, "Invalid parameter can`t procced RPC client");
}	return NULL;
	} else
	s = c->cli_parent;

if ((ret = send(c->cli_sock, buf, Limit, 0)) == -1) {	/* allocate net buffer */
LOGERR;	buf = malloc(s->srv_netbuf);
ret = -8;	if (!buf) {
break;	LOGERR;
}	return NULL;
if (ret != Limit) {	}
rpc_SetErr(EBADMSG, "Error:: in send RPC request, should be send %d bytes, "
"really is %d\n", Limit, ret);
ret = -9;
break;
}
} while (ret > -1);

	root = schedBegin();
	if (!root) {
	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
	free(buf);
	return NULL;
	} else {
	schedTermCondition(root, kill);
	schedPolling(root, &ts, NULL);
	}

	schedRead(root, rxPacket, c, c->cli_sock, buf, s->srv_netbuf);

	schedRun(root, (void*) &s->srv_kill);
	schedEnd(&root);

shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);	close(c->cli_sock);
memset(c, 0, sizeof(rpc_cli_t));	memset(c, 0, sizeof(rpc_cli_t));
return (void*) ret;	free(buf);
	return NULL;
}	}


static void *	static void *
rpc_srv_dispatchVars(void *arg)	txBLOB(sched_task_t *task)
{	{
rpc_cli_t *c = arg;	u_char *buf = TASK_DATA(task);
rpc_srv_t *s;	struct tagBLOBHdr blob = (struct tagBLOBHdr ) buf;
	int wlen = sizeof(struct tagBLOBHdr);

	ioTRACE(RPC_TRACE_LEVEL);

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

	/* send reply */
	wlen = send(TASK_FD(task), buf, wlen, 0);
	if (wlen == -1)
	LOGERR;
	else if (wlen != sizeof(struct tagBLOBHdr))
	rpc_SetErr(EPROCUNAVAIL, "RPC reply, should be send %d bytes, "
	"really sended %d bytes", sizeof(struct tagBLOBHdr), wlen);
	else
	ioDEBUG(RPC_DEBUG_LEVEL, "Sended %d bytes", wlen);

	return NULL;
	}

	static void *
	rxBLOB(sched_task_t *task)
	{
	rpc_cli_t *c = TASK_ARG(task);
	rpc_srv_t *s = c->cli_parent;
rpc_blob_t *b;	rpc_blob_t *b;
int ret;	u_char *buf = TASK_DATA(task);
fd_set fds;	struct tagBLOBHdr blob = (struct tagBLOBHdr ) buf;
u_char buf[sizeof(struct tagBLOBHdr)];	int rlen;
struct tagBLOBHdr *blob;	u_short crc;
	struct timespec ts;

if (!arg) {	ioTRACE(RPC_TRACE_LEVEL);
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t procced BLOB client ...\n");
	/* check for disable service at this moment? */
	if (!s \|\| s->srv_blob.state == disable) {
	usleep(100000);
	#ifdef HAVE_PTHREAD_YIELD
	pthread_yield();
	#endif
	schedRead(TASK_ROOT(task), rxBLOB, TASK_ARG(task), TASK_FD(task),
	TASK_DATA(task), TASK_DATLEN(task));
return NULL;	return NULL;
	}

	memset(buf, 0, TASK_DATLEN(task));
	rlen = recv(TASK_FD(task), buf, TASK_DATLEN(task), 0);
	if (rlen == -1) {
	LOGERR;
	s->srv_blob.state = kill;
	return NULL;
	} else if (!rlen \|\| s->srv_kill == kill) { /* receive EOF */
	s->srv_blob.state = kill;
	return NULL;
} else	} else
s = c->cli_parent;	ioDEBUG(RPC_DEBUG_LEVEL, "Readed %d bytes", rlen);

do {	if (rlen < sizeof(struct tagBLOBHdr)) {
// check for disable service at this moment?	rpc_SetErr(ERPCMISMATCH, "Too short BLOB packet");
if (s->srv_blob.state == disable) {	schedRead(TASK_ROOT(task), rxBLOB, TASK_ARG(task), TASK_FD(task),
ret = 0;	TASK_DATA(task), TASK_DATLEN(task));
break;	return NULL;
}	}

FD_ZERO(&fds);	/* check integrity of packet */
FD_SET(c->cli_sock, &fds);	crc = ntohs(blob->hdr_crc);
ret = select(c->cli_sock + 1, &fds, NULL, NULL, NULL);	blob->hdr_crc ^= blob->hdr_crc;
if (ret == -1) {	if (crc != crcFletcher16((u_short*) buf, rlen / 2)) {
ret = -2;	rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet");
}	schedRead(TASK_ROOT(task), rxBLOB, TASK_ARG(task), TASK_FD(task),
	TASK_DATA(task), TASK_DATLEN(task));
	return NULL;
	}

memset(buf, 0, sizeof buf);	/* check RPC packet session info */
if ((ret = recv(c->cli_sock, buf, sizeof buf, 0)) == -1) {	if ((crc = rpc_chkPktSession(&blob->hdr_session, &s->srv_session))) {
LOGERR;	rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
ret = -3;	blob->hdr_cmd = error;
break;	goto end;
}	} else {
if (!ret \|\| s->srv_blob.state == disable) { // receive EOF or disable service	/* change socket timeout from last packet */
ret = 0;	ts.tv_sec = blob->hdr_session.sess_timeout;
break;	ts.tv_nsec = 0;
}	schedPolling(TASK_ROOT(task), &ts, NULL);
if (ret < sizeof(struct tagBLOBHdr)) {	}
rpc_SetErr(EMSGSIZE, "Error:: too short BLOB packet ...\n");
ret = -4;
break;
} else
blob = (struct tagBLOBHdr*) buf;
// check BLOB packet session info
if (memcmp(&blob->hdr_session, &s->srv_session, sizeof blob->hdr_session)) {
rpc_SetErr(EINVAL, "Error:: get invalid BLOB session ...\n");
ret = -5;
goto makeReply;
}
// Go to proceed packet ...
switch (blob->hdr_cmd) {
case get:
if (!(b = rpc_srv_getBLOB(s, blob->hdr_var))) {
rpc_SetErr(EINVAL, "Error:: var (%x) not found into BLOB server ...\n",
blob->hdr_var);
ret = -6;
break;
} else
blob->hdr_len = b->blob_len;

if (rpc_srv_blobMap(s, b) != -1) {	/* Go to proceed packet ... */
ret = rpc_srv_sendBLOB(c, b);	switch (blob->hdr_cmd) {
rpc_srv_blobUnmap(b);	case get:
} else	if (!(b = rpc_srv_getBLOB(s, ntohl(blob->hdr_var)))) {
ret = -7;	rpc_SetErr(EINVAL, "Var=%x not found", ntohl(blob->hdr_var));
	blob->hdr_cmd = no;
	blob->hdr_ret = RPC_ERROR(-1);
break;	break;
case set:	} else
if ((b = rpc_srv_registerBLOB(s, blob->hdr_len))) {	blob->hdr_len = htonl(b->blob_len);
// set new BLOB variable for reply :)
blob->hdr_var = b->blob_var;

ret = rpc_srv_recvBLOB(c, b);	if (rpc_srv_blobMap(s, b) != -1) {
rpc_srv_blobUnmap(b);	/* deliver BLOB variable to client */
} else	blob->hdr_ret = htonl(rpc_srv_sendBLOB(c, b));
ret = -7;	rpc_srv_blobUnmap(b);
break;	} else {
case unset:	blob->hdr_cmd = error;
ret = rpc_srv_unregisterBLOB(s, blob->hdr_var);	blob->hdr_ret = RPC_ERROR(-1);
if (ret == -1)	}
ret = -7;	break;
break;	case set:
default:	if ((b = rpc_srv_registerBLOB(s, ntohl(blob->hdr_len)))) {
rpc_SetErr(EINVAL, "Error:: unsupported BLOB command (%d)...\n",	/* set new BLOB variable for reply :) */
blob->hdr_cmd);	blob->hdr_var = htonl(b->blob_var);
ret = -7;
}

makeReply:	/* receive BLOB from client */
// Replay to client!	blob->hdr_ret = htonl(rpc_srv_recvBLOB(c, b));
blob->hdr_cmd = ret < 0 ? error : ok;	rpc_srv_blobUnmap(b);
blob->hdr_ret = ret;	} else {
if ((ret = send(c->cli_sock, buf, sizeof buf, 0)) == -1) {	blob->hdr_cmd = error;
LOGERR;	blob->hdr_ret = RPC_ERROR(-1);
ret = -8;	}
break;	break;
}	case unset:
if (ret != sizeof buf) {	if (rpc_srv_unregisterBLOB(s, blob->hdr_var) == -1) {
rpc_SetErr(EBADMSG, "Error:: in send BLOB reply, should be send %d bytes, "	blob->hdr_cmd = error;
"really is %d\n", sizeof buf, ret);	blob->hdr_ret = RPC_ERROR(-1);
ret = -9;	}
break;	break;
}	default:
} while (ret > -1);	rpc_SetErr(EPROCUNAVAIL, "Unsupported BLOB command %d", blob->hdr_cmd);
	blob->hdr_cmd = error;
	blob->hdr_ret = RPC_ERROR(-1);
	}

	end:
	schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task),
	TASK_DATA(task), TASK_DATLEN(task));
	schedRead(TASK_ROOT(task), rxBLOB, TASK_ARG(task), TASK_FD(task),
	TASK_DATA(task), TASK_DATLEN(task));
	return NULL;
	}

	static void *
	rpc_srv_dispatchVars(void *arg)
	{
	rpc_cli_t *c = arg;
	rpc_srv_t *s;
	sched_root_task_t *root;
	u_char *buf;
	struct timespec ts = { DEF_RPC_TIMEOUT, 0 };

	ioTRACE(RPC_TRACE_LEVEL);

	if (!arg) {
	rpc_SetErr(EINVAL, "Invalid parameter can`t procced BLOB");
	return NULL;
	} else
	s = c->cli_parent;

	/* allocate net buffer */
	buf = malloc(sizeof(struct tagBLOBHdr));
	if (!buf) {
	LOGERR;
	return NULL;
	}

	root = schedBegin();
	if (!root) {
	rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
	free(buf);
	return NULL;
	} else {
	schedTermCondition(root, kill);
	schedPolling(root, &ts, NULL);
	}

	schedRead(root, rxBLOB, c, c->cli_sock, buf, sizeof(struct tagBLOBHdr));

	schedRun(root, (void*) &s->srv_blob.state);
	schedEnd(&root);

shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(c->cli_sock);	close(c->cli_sock);
memset(c, 0, sizeof(rpc_cli_t));	memset(c, 0, sizeof(rpc_cli_t));
return (void*) ret;	free(buf);
	return NULL;
}	}

// -------------------------------------------------	// -------------------------------------------------

/*	/*
* rpc_srv_initBLOBServer() Init & create BLOB Server	* rpc_srv_initBLOBServer() - Init & create BLOB Server
	*
	* @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
Line 299 int	Line 495 int
rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_short Port, const char *diskDir)	rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_short Port, const char *diskDir)
{	{
int n = 1;	int n = 1;
struct sockaddr_in sin;	io_sockaddr_t sa;
struct sockaddr_in6 sin6;

	ioTRACE(RPC_TRACE_LEVEL);

if (!srv) {	if (!srv) {
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t init BLOB server ...\n");	rpc_SetErr(EINVAL, "Invalid parameters can`t init BLOB server");
return -1;	return -1;
}	}
if (srv->srv_blob.state) {	if (srv->srv_blob.state) {
rpc_SetErr(EPERM, "Warning:: Already started BLOB server!\n");	rpc_SetErr(EPERM, "Already started BLOB server!");
return 0;	return 0;
}	}
if (!Port)
Port = RPC_DEFPORT + 1;

memset(&srv->srv_blob, 0, sizeof srv->srv_blob);	memset(&srv->srv_blob, 0, sizeof srv->srv_blob);
if (access(diskDir, R_OK \| W_OK) == -1) {	if (access(diskDir, R_OK \| W_OK) == -1) {
LOGERR;	LOGERR;
return -1;	return -1;
} else	} else
strlcpy(srv->srv_blob.dir, diskDir, UCHAR_MAX + 1);	AIT_SET_STR(&srv->srv_blob.dir, diskDir);

srv->srv_blob.server.cli_tid = pthread_self();	srv->srv_blob.server.cli_tid = pthread_self();
srv->srv_blob.server.cli_parent = srv;	srv->srv_blob.server.cli_parent = srv;
if (srv->srv_server.cli_sa.sa_family == AF_INET) {
memcpy(&sin, &srv->srv_server.cli_sa, sizeof sin);	memcpy(&sa, &srv->srv_server.cli_sa, sizeof sa);
sin.sin_port = htons(Port);	switch (sa.sa.sa_family) {
memcpy(&srv->srv_blob.server.cli_sa, &sin, sizeof(struct sockaddr));	case AF_INET:
} else {	sa.sin.sin_port = htons(Port ? Port : ntohs(sa.sin.sin_port) + 1);
memcpy(&sin6, &srv->srv_server.cli_sa, sizeof sin6);	break;
sin6.sin6_port = htons(Port);	case AF_INET6:
memcpy(&srv->srv_blob.server.cli_sa, &sin6, sizeof(struct sockaddr));	sa.sin6.sin6_port = htons(Port ? Port : ntohs(sa.sin6.sin6_port) + 1);
	break;
	case AF_LOCAL:
	strlcat(sa.sun.sun_path, ".blob", sizeof sa.sun.sun_path);
	break;
	default:
	AIT_FREE_VAL(&srv->srv_blob.dir);
	return -1;
}	}
	memcpy(&srv->srv_blob.server.cli_sa, &sa, sizeof sa);

srv->srv_blob.server.cli_sock = socket(srv->srv_server.cli_sa.sa_family, SOCK_STREAM, 0);	/* create BLOB server socket */
	srv->srv_blob.server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, SOCK_STREAM, 0);
if (srv->srv_blob.server.cli_sock == -1) {	if (srv->srv_blob.server.cli_sock == -1) {
LOGERR;	LOGERR;
	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
}	}
if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {	if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {
LOGERR;	LOGERR;
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
}	}
if (bind(srv->srv_blob.server.cli_sock, &srv->srv_blob.server.cli_sa,	n = srv->srv_netbuf;
sizeof srv->srv_blob.server.cli_sa) == -1) {	if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) {
LOGERR;	LOGERR;
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
}	}
	if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) {
	LOGERR;
	close(srv->srv_blob.server.cli_sock);
	AIT_FREE_VAL(&srv->srv_blob.dir);
	return -1;
	}
	if (bind(srv->srv_blob.server.cli_sock, &srv->srv_blob.server.cli_sa.sa,
	srv->srv_blob.server.cli_sa.sa.sa_len) == -1) {
	LOGERR;
	close(srv->srv_blob.server.cli_sock);
	AIT_FREE_VAL(&srv->srv_blob.dir);
	return -1;
	}

	/* allocate pool for concurent clients */
srv->srv_blob.clients = calloc(srv->srv_numcli, sizeof(rpc_cli_t));	srv->srv_blob.clients = calloc(srv->srv_numcli, sizeof(rpc_cli_t));
if (!srv->srv_blob.clients) {	if (!srv->srv_blob.clients) {
LOGERR;	LOGERR;
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);
	AIT_FREE_VAL(&srv->srv_blob.dir);
return -1;	return -1;
} else	} else
memset(srv->srv_blob.clients, 0, srv->srv_numcli * sizeof(rpc_cli_t));	memset(srv->srv_blob.clients, 0, srv->srv_numcli * sizeof(rpc_cli_t));

pthread_mutex_init(&srv->srv_blob.mtx, NULL);

pthread_mutex_lock(&srv->srv_mtx);
rpc_srv_registerCall(srv, NULL, CALL_BLOBSHUTDOWN, 0);	rpc_srv_registerCall(srv, NULL, CALL_BLOBSHUTDOWN, 0);
rpc_srv_registerCall(srv, NULL, CALL_BLOBCLIENTS, 0);	rpc_srv_registerCall(srv, NULL, CALL_BLOBCLIENTS, 1);
rpc_srv_registerCall(srv, NULL, CALL_BLOBVARS, 0);	rpc_srv_registerCall(srv, NULL, CALL_BLOBVARS, 1);
rpc_srv_registerCall(srv, NULL, CALL_BLOBSTATE, 1);	rpc_srv_registerCall(srv, NULL, CALL_BLOBSTATE, 0);
pthread_mutex_unlock(&srv->srv_mtx);

srv->srv_blob.state = enable; // enable BLOB	srv->srv_blob.state = enable; /* enable BLOB */
return 0;	return 0;
}	}

/*	/*
* 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
*/	*/
Line 382 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	Line 601 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
register int i;	register int i;
rpc_blob_t *f;	rpc_blob_t *f;

if (!srv) {	ioTRACE(RPC_TRACE_LEVEL);
rpc_SetErr(EINVAL, "Error:: Can`t destroy server because parameter is null!\n");
	if (!srv \|\| srv->srv_blob.state == disable)
return;	return;
} else	else
srv->srv_blob.state = disable;	srv->srv_blob.state = kill;

rpc_srv_unregisterCall(srv, NULL, CALL_BLOBSHUTDOWN);	rpc_srv_unregisterCall(srv, NULL, CALL_BLOBSHUTDOWN);
rpc_srv_unregisterCall(srv, NULL, CALL_BLOBCLIENTS);	rpc_srv_unregisterCall(srv, NULL, CALL_BLOBCLIENTS);
rpc_srv_unregisterCall(srv, NULL, CALL_BLOBVARS);	rpc_srv_unregisterCall(srv, NULL, CALL_BLOBVARS);
rpc_srv_unregisterCall(srv, NULL, CALL_BLOBSTATE);	rpc_srv_unregisterCall(srv, NULL, CALL_BLOBSTATE);

	/* close all clients connections & server socket */
for (i = 0, c = srv->srv_blob.clients; i < srv->srv_numcli && c; i++, c++)	for (i = 0, c = srv->srv_blob.clients; i < srv->srv_numcli && c; i++, c++)
if (c->cli_sa.sa_family)	if (c->cli_sa.sa.sa_family)
shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(srv->srv_blob.server.cli_sock);	close(srv->srv_blob.server.cli_sock);

Line 403 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)	Line 624 rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
srv->srv_blob.clients = NULL;	srv->srv_blob.clients = NULL;
}	}

pthread_mutex_lock(&srv->srv_blob.mtx);	/* detach blobs */
while ((f = srv->srv_blob.blobs)) {	while ((f = srv->srv_blob.blobs)) {
srv->srv_blob.blobs = f->blob_next;	srv->srv_blob.blobs = f->blob_next;
rpc_srv_blobFree(srv, f);	rpc_srv_blobFree(srv, f);
free(f);	free(f);
}	}
pthread_mutex_unlock(&srv->srv_blob.mtx);

while (pthread_mutex_trylock(&srv->srv_blob.mtx) == EBUSY);	AIT_FREE_VAL(&srv->srv_blob.dir);
pthread_mutex_destroy(&srv->srv_blob.mtx);
	/* at final, save disable BLOB service state */
	srv->srv_blob.state = disable;
}	}

/*	/*
* 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	int
rpc_srv_execBLOBServer(rpc_srv_t * __restrict srv)	rpc_srv_loopBLOB(rpc_srv_t * __restrict srv)
{	{
socklen_t salen = sizeof(struct sockaddr);	socklen_t salen = sizeof(io_sockaddr_t);
register int i;	register int i;
rpc_cli_t *c;	rpc_cli_t *c;
fd_set fds;
int ret;	int ret;
struct timeval tv = { DEF_RPC_TIMEOUT, 0 };	pthread_attr_t attr;
	struct pollfd pfd;

if (!srv \|\| srv->srv_blob.state == disable) {	ioTRACE(RPC_TRACE_LEVEL);
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t start BLOB server ...\n");
	if (!srv \|\| srv->srv_blob.state == kill) {
	rpc_SetErr(EINVAL, "Invalid parameter can`t start BLOB server");
return -1;	return -1;
}	}

if (listen(srv->srv_blob.server.cli_sock, SOMAXCONN) == -1) {	if (listen(srv->srv_blob.server.cli_sock, SOMAXCONN) == -1) {
LOGERR;	LOGERR;
return -1;	return -1;
}	} else
	fcntl(srv->srv_server.cli_sock, F_SETFL, fcntl(srv->srv_server.cli_sock, F_GETFL) \| O_NONBLOCK);

while (!blob_Kill && !rpc_Kill) {	pthread_attr_init(&attr);
	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);

	pfd.fd = srv->srv_server.cli_sock;
	pfd.events = POLLIN \| POLLPRI;
	/* main BLOB loop */
	while (srv->srv_blob.state != kill && srv->srv_kill != kill) {
for (c = srv->srv_blob.clients, i = 0; i < srv->srv_numcli && c; i++, c++)	for (c = srv->srv_blob.clients, i = 0; i < srv->srv_numcli && c; i++, c++)
if (!c->cli_sa.sa_family)	if (!c->cli_sa.sa.sa_family)
break;	break;
if (i >= srv->srv_numcli) {	if (i >= srv->srv_numcli) {
	#ifdef HAVE_PTHREAD_YIELD
	pthread_yield();
	#else
usleep(1000000);	usleep(1000000);
	#endif
continue;	continue;
}	}

FD_ZERO(&fds);	if ((ret = poll(&pfd, 1, srv->srv_session.sess_timeout * 1000)) == -1 \|\|
FD_SET(srv->srv_blob.server.cli_sock, &fds);	pfd.revents & (POLLERR \| POLLHUP \| POLLNVAL)) {
ret = select(srv->srv_blob.server.cli_sock + 1, &fds, NULL, NULL, &tv);
if (ret == -1) {
LOGERR;	LOGERR;
ret = 1;	ret = 1;
break;	break;
}	} else if (!ret)
if (!ret)
continue;	continue;

c->cli_sock = accept(srv->srv_blob.server.cli_sock, &c->cli_sa, &salen);	c->cli_sock = accept(srv->srv_blob.server.cli_sock, &c->cli_sa.sa, &salen);
if (c->cli_sock == -1) {	if (c->cli_sock == -1) {
LOGERR;	LOGERR;
continue;	continue;
} else	} else
c->cli_parent = srv;	c->cli_parent = srv;

if (pthread_create(&c->cli_tid, NULL, rpc_srv_dispatchVars, c)) {	/* spawn dispatch thread for BLOB client */
	if (pthread_create(&c->cli_tid, &attr, rpc_srv_dispatchVars, c)) {
LOGERR;	LOGERR;
continue;	continue;
}	}
}	}

srv->srv_blob.state = disable;	srv->srv_blob.state = kill;

	pthread_attr_destroy(&attr);
return 0;	return 0;
}	}


/*	/*
* rpc_srv_initServer() Init & create RPC Server	* rpc_srv_initServer() - Init & create RPC Server
	*
* @regProgID = ProgramID for authentication & recognition	* @regProgID = ProgramID for authentication & recognition
* @regProcID = ProcessID 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
* @family = Family socket type, AF_INET or AF_INET6	* @netBuf = Network buffer length, if =0 == BUFSIZ (also meaning max RPC packet)
* @csHost = Host name or IP address for bind server, if NULL any address	* @family = Family type, AF_INET, AF_INET6 or AF_LOCAL
	* @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
* 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_int regProcID, int concurentClients,	rpc_srv_initServer(u_int regProgID, u_int regProcID, int concurentClients,
u_short family, const char *csHost, u_short Port)	int netBuf, u_short family, const char *csHost, u_short Port)
{	{
rpc_srv_t *srv = NULL;	rpc_srv_t *srv = NULL;
int n = 1;	int n = 1;
struct hostent *host = NULL;	struct hostent *host = NULL;
struct sockaddr_in sin;	io_sockaddr_t sa;
struct sockaddr_in6 sin6;

if (!concurentClients \|\| !regProgID \|\| (family != AF_INET && family != AF_INET6)) {	ioTRACE(RPC_TRACE_LEVEL);

	if (!concurentClients \|\| !regProgID \|\|
	(family != AF_INET && family != AF_INET6 && family != AF_LOCAL)) {
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t init RPC server ...\n");	rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t init RPC server ...\n");
return NULL;	return NULL;
}	}
if (!Port)	if (!Port)
Port = RPC_DEFPORT;	Port = RPC_DEFPORT;
if (csHost) {	if (!netBuf)
	netBuf = BUFSIZ;
	else
	netBuf = io_align(netBuf, 1); /* align netBuf length */
	if (csHost && family != AF_LOCAL) {
host = gethostbyname2(csHost, family);	host = gethostbyname2(csHost, family);
if (!host) {	if (!host) {
rpc_SetErr(h_errno, "Error:: %s\n", hstrerror(h_errno));	rpc_SetErr(h_errno, "Error:: %s\n", hstrerror(h_errno));
return NULL;	return NULL;
}	}
}	}
	memset(&sa, 0, sizeof sa);
	sa.sa.sa_family = family;
switch (family) {	switch (family) {
case AF_INET:	case AF_INET:
memset(&sin, 0, sizeof sin);	sa.sin.sin_len = sizeof(struct sockaddr_in);
sin.sin_len = sizeof sin;	sa.sin.sin_port = htons(Port);
sin.sin_family = family;
sin.sin_port = htons(Port);
if (csHost)	if (csHost)
memcpy(&sin.sin_addr, host->h_addr, host->h_length);	memcpy(&sa.sin.sin_addr, host->h_addr, host->h_length);
break;	break;
case AF_INET6:	case AF_INET6:
memset(&sin6, 0, sizeof sin6);	sa.sin6.sin6_len = sizeof(struct sockaddr_in6);
sin6.sin6_len = sizeof sin6;	sa.sin6.sin6_port = htons(Port);
sin6.sin6_family = family;
sin6.sin6_port = htons(Port);
if (csHost)	if (csHost)
memcpy(&sin6.sin6_addr, host->h_addr, host->h_length);	memcpy(&sa.sin6.sin6_addr, host->h_addr, host->h_length);
break;	break;
	case AF_LOCAL:
	sa.sun.sun_len = sizeof(struct sockaddr_un);
	if (csHost)
	strlcpy(sa.sun.sun_path, csHost, sizeof sa.sun.sun_path);
	unlink(sa.sun.sun_path);
	break;
default:	default:
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t start RPC server ...\n");	rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t start RPC server ...\n");
return NULL;	return NULL;
Line 541 rpc_srv_initServer(u_int regProgID, u_int regProcID, i	Line 788 rpc_srv_initServer(u_int regProgID, u_int regProcID, i
} else	} else
memset(srv, 0, sizeof(rpc_srv_t));	memset(srv, 0, sizeof(rpc_srv_t));

	srv->srv_netbuf = netBuf;
srv->srv_numcli = concurentClients;	srv->srv_numcli = concurentClients;
srv->srv_session.sess_version = RPC_VERSION;	srv->srv_session.sess_version = RPC_VERSION;
	srv->srv_session.sess_timeout = DEF_RPC_TIMEOUT;
srv->srv_session.sess_program = regProgID;	srv->srv_session.sess_program = regProgID;
srv->srv_session.sess_process = regProcID;	srv->srv_session.sess_process = regProcID;

srv->srv_server.cli_tid = pthread_self();	srv->srv_server.cli_tid = pthread_self();
srv->srv_server.cli_parent = srv;	srv->srv_server.cli_parent = srv;
if (family == AF_INET)	memcpy(&srv->srv_server.cli_sa, &sa, sizeof sa);
memcpy(&srv->srv_server.cli_sa, &sin, sizeof srv->srv_server.cli_sa);
else	/* create server socket */
memcpy(&srv->srv_server.cli_sa, &sin6, sizeof srv->srv_server.cli_sa);
srv->srv_server.cli_sock = socket(family, SOCK_STREAM, 0);	srv->srv_server.cli_sock = socket(family, SOCK_STREAM, 0);
if (srv->srv_server.cli_sock == -1) {	if (srv->srv_server.cli_sock == -1) {
LOGERR;	LOGERR;
Line 564 rpc_srv_initServer(u_int regProgID, u_int regProcID, i	Line 812 rpc_srv_initServer(u_int regProgID, u_int regProcID, i
free(srv);	free(srv);
return NULL;	return NULL;
}	}
if (bind(srv->srv_server.cli_sock, &srv->srv_server.cli_sa, sizeof srv->srv_server.cli_sa) == -1) {	n = srv->srv_netbuf;
	if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) {
LOGERR;	LOGERR;
close(srv->srv_server.cli_sock);	close(srv->srv_server.cli_sock);
free(srv);	free(srv);
return NULL;	return NULL;
}	}
	if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) {
	LOGERR;
	close(srv->srv_server.cli_sock);
	free(srv);
	return NULL;
	}
	if (bind(srv->srv_server.cli_sock, &srv->srv_server.cli_sa.sa,
	srv->srv_server.cli_sa.sa.sa_len) == -1) {
	LOGERR;
	close(srv->srv_server.cli_sock);
	free(srv);
	return NULL;
	}

	/* allocate pool for concurent clients */
srv->srv_clients = calloc(srv->srv_numcli, sizeof(rpc_cli_t));	srv->srv_clients = calloc(srv->srv_numcli, sizeof(rpc_cli_t));
if (!srv->srv_clients) {	if (!srv->srv_clients) {
LOGERR;	LOGERR;
Line 581 rpc_srv_initServer(u_int regProgID, u_int regProcID, i	Line 844 rpc_srv_initServer(u_int regProgID, u_int regProcID, i
memset(srv->srv_clients, 0, srv->srv_numcli * sizeof(rpc_cli_t));	memset(srv->srv_clients, 0, srv->srv_numcli * sizeof(rpc_cli_t));

rpc_srv_registerCall(srv, NULL, CALL_SRVSHUTDOWN, 0);	rpc_srv_registerCall(srv, NULL, CALL_SRVSHUTDOWN, 0);
rpc_srv_registerCall(srv, NULL, CALL_SRVCLIENTS, 0);	rpc_srv_registerCall(srv, NULL, CALL_SRVCLIENTS, 1);
rpc_srv_registerCall(srv, NULL, CALL_SRVCALLS, 0);	rpc_srv_registerCall(srv, NULL, CALL_SRVSESSIONS, 4);
rpc_srv_registerCall(srv, NULL, CALL_SRVSESSIONS, 0);	rpc_srv_registerCall(srv, NULL, CALL_SRVCALLS, 1);

pthread_mutex_init(&srv->srv_mtx, NULL);
return srv;	return srv;
}	}

/*	/*
* 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	void
rpc_srv_endServer(rpc_srv_t * __restrict srv)	rpc_srv_endServer(rpc_srv_t ** __restrict psrv)
{	{
rpc_cli_t *c;	rpc_cli_t *c;
register int i;	register int i;
rpc_func_t *f;	rpc_func_t *f;

if (!srv) {	ioTRACE(RPC_TRACE_LEVEL);

	if (!psrv \|\| !*psrv) {
rpc_SetErr(EINVAL, "Error:: Can`t destroy server because parameter is null!\n");	rpc_SetErr(EINVAL, "Error:: Can`t destroy server because parameter is null!\n");
return;	return;
}	}

rpc_srv_endBLOBServer(srv);	rpc_srv_endBLOBServer(*psrv);

for (i = 0, c = srv->srv_clients; i < srv->srv_numcli && c; i++, c++)	/* close all clients connections & server socket */
if (c->cli_sa.sa_family)	for (i = 0, c = (psrv)->srv_clients; i < (psrv)->srv_numcli && c; i++, c++)
	if (c->cli_sa.sa.sa_family) {
shutdown(c->cli_sock, SHUT_RDWR);	shutdown(c->cli_sock, SHUT_RDWR);
close(srv->srv_server.cli_sock);	close(c->cli_sock);
	}
	close((*psrv)->srv_server.cli_sock);

if (srv->srv_clients) {	if ((*psrv)->srv_clients) {
free(srv->srv_clients);	free((*psrv)->srv_clients);
srv->srv_clients = NULL;	(*psrv)->srv_clients = NULL;
srv->srv_numcli = 0;	(*psrv)->srv_numcli = 0;
}	}

pthread_mutex_lock(&srv->srv_mtx);	/* detach exported calls */
while ((f = srv->srv_funcs)) {	while ((f = (*psrv)->srv_funcs)) {
srv->srv_funcs = f->func_next;	(*psrv)->srv_funcs = f->func_next;
	io_freeVars(&f->func_vars);
	AIT_FREE_VAL(&f->func_name);
	AIT_FREE_VAL(&f->func_file);
free(f);	free(f);
}	}
pthread_mutex_unlock(&srv->srv_mtx);

while (pthread_mutex_trylock(&srv->srv_mtx) == EBUSY);	free(*psrv);
pthread_mutex_destroy(&srv->srv_mtx);	*psrv = NULL;

free(srv);
srv = NULL;
}	}

/*	/*
* 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	int
rpc_srv_execServer(rpc_srv_t * __restrict srv)	rpc_srv_loopServer(rpc_srv_t * __restrict srv)
{	{
socklen_t salen = sizeof(struct sockaddr);	socklen_t salen = sizeof(io_sockaddr_t);
register int i;	register int i;
rpc_cli_t *c;	rpc_cli_t *c;
fd_set fds;
int ret;	int ret;
struct timeval tv = { DEF_RPC_TIMEOUT, 0 };	pthread_attr_t attr;
	struct pollfd pfd;

	ioTRACE(RPC_TRACE_LEVEL);

if (!srv) {	if (!srv) {
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t start RPC server ...\n");	rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t start RPC server ...\n");
return -1;	return -1;
}	}

	/* activate BLOB server worker if srv->srv_blob.state == enable */
	rpc_srv_execBLOBServer(srv);

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

while (!rpc_Kill) {	pthread_attr_init(&attr);
	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);

	pfd.fd = srv->srv_server.cli_sock;
	pfd.events = POLLIN \| POLLPRI;
	/* main rpc loop */
	while (srv->srv_kill != kill) {
for (c = srv->srv_clients, i = 0; i < srv->srv_numcli && c; i++, c++)	for (c = srv->srv_clients, i = 0; i < srv->srv_numcli && c; i++, c++)
if (!c->cli_sa.sa_family)	if (!c->cli_sa.sa.sa_family)
break;	break;
if (i >= srv->srv_numcli) {	if (i >= srv->srv_numcli) {
	#ifdef HAVE_PTHREAD_YIELD
	pthread_yield();
	#else
usleep(1000000);	usleep(1000000);
	#endif
continue;	continue;
}	}

FD_ZERO(&fds);	if ((ret = poll(&pfd, 1, srv->srv_session.sess_timeout * 1000)) == -1 \|\|
FD_SET(srv->srv_server.cli_sock, &fds);	pfd.revents & (POLLERR \| POLLHUP \| POLLNVAL)) {
ret = select(srv->srv_server.cli_sock + 1, &fds, NULL, NULL, &tv);
if (ret == -1) {
LOGERR;	LOGERR;
ret = 1;	ret = 1;
break;	break;
}	} else if (!ret)
if (!ret)
continue;	continue;

c->cli_sock = accept(srv->srv_server.cli_sock, &c->cli_sa, &salen);	c->cli_sock = accept(srv->srv_server.cli_sock, &c->cli_sa.sa, &salen);
if (c->cli_sock == -1) {	if (c->cli_sock == -1) {
LOGERR;	LOGERR;
continue;	continue;
} else	} else
c->cli_parent = srv;	c->cli_parent = srv;

if (pthread_create(&c->cli_tid, NULL, rpc_srv_dispatchCall, c)) {	/* spawn rpc client dispatcher */
	if (pthread_create(&c->cli_tid, &attr, rpc_srv_dispatchCall, c)) {
LOGERR;	LOGERR;
continue;	continue;
}	}
}	}

	pthread_attr_destroy(&attr);
return 0;	return 0;
}	}

Line 698 rpc_srv_execServer(rpc_srv_t * __restrict srv)	Line 981 rpc_srv_execServer(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	* @call = Register RPC call
* @rpc = IN RPC call structure	* @rpc = IN RPC call structure
* @args = IN RPC call array of rpc values	* @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_func_t * __restrict call, struct tagRPCCall * __restrict rpc,
rpc_val_t * __restrict args)	array_t * __restrict args)
{	{
void *dl;	void *dl;
rpc_callback_t func;	rpc_callback_t func;
int ret;	int ret;

	ioTRACE(RPC_TRACE_LEVEL);

if (!call \|\| !rpc \|\| !call->func_parent) {	if (!call \|\| !rpc \|\| !call->func_parent) {
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t exec call from RPC server ...\n");	rpc_SetErr(EINVAL, "Invalid parameter can`t exec function");
return -1;	return -1;
}	}

dl = dlopen((char) (call->func_file ? call->func_file : NULL), RTLD_NOW);	dl = dlopen(AIT_ADDR(&call->func_file), RTLD_NOW);
if (!dl) {	if (!dl) {
rpc_SetErr(ENOENT, "Error:: Can`t attach module %s!\n", dlerror());	rpc_SetErr(ENOENT, "Can`t attach module %s!", dlerror());
return -1;	return -1;
}	}

func = dlsym(dl, (char*) call->func_name);	func = dlsym(dl, (const char*) AIT_GET_STR(&call->func_name));
if (func)	if (func)
ret = func(call, rpc->call_argc, args);	ret = func(call, ntohs(rpc->call_argc), args);
else {	else {
rpc_SetErr(ENOEXEC, "Error:: Can`t find function %s!\n", dlerror());	rpc_SetErr(ENOEXEC, "Can`t find function %s!", dlerror());
ret = -1;	ret = -1;
}	}

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	Added in v.1.8.2.3