File:  [ELWIX - Embedded LightWeight unIX -] / libaitrpc / src / builtin.c
Revision 1.3.2.8: download - view: text, annotated - select for diffs - revision graph
Tue Sep 6 23:58:48 2011 UTC (12 years, 9 months ago) by misho
Branches: rpc1_3
Diff to: branchpoint 1.3: preferred, colored
cosmetic fixes

/*************************************************************************
* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
*  by Michael Pounov <misho@openbsd-bg.org>
*
* $Author: misho $
* $Id: builtin.c,v 1.3.2.8 2011/09/06 23:58:48 misho Exp $
*
**************************************************************************
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
	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"


/* builtin RPC server functions */

int
rpcServerClients(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;
	array_t *vals;
	rpc_cli_t *cli;
	register int i;
	int len;
	const char *str = NULL;
	char *val, wrk[INET6_ADDRSTRLEN];
	struct sockaddr_in *s;
	struct sockaddr_in6 *s6;
	struct sockaddr_un *su;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	rpc_srv_getVars(call, &vals);

	len = srv->srv_numcli * STRSIZ;
	if (!(val = malloc(len))) {
		LOGERR;
		return -1;
	} else
		memset(val, 0, len);

	for (i = 0, cli = srv->srv_clients; i < srv->srv_numcli; i++, cli++) {
		if (!cli->cli_sa.sa_family)
			continue;

		switch (cli->cli_sa.sa_family) {
			case AF_INET:
				s = (struct sockaddr_in*) &cli->cli_sa;
				str = inet_ntop(cli->cli_sa.sa_family, &s->sin_addr, wrk, sizeof wrk);
				break;
			case AF_INET6:
				s6 = (struct sockaddr_in6*) &cli->cli_sa;
				str = inet_ntop(cli->cli_sa.sa_family, &s6->sin6_addr, wrk, sizeof wrk);
				break;
			case AF_LOCAL:
				su = (struct sockaddr_un*) &cli->cli_sa;
				str = su->sun_path;
				break;
		}
		if (str)
			strlcat(val, (char*) str, len);
		else
			strlcat(val, "0.0.0.0", len);
		strlcat(val, " ", len);
	}

	AIT_SET_STR(io_array(vals, 0, ait_val_t*), val);
	free(val);
	return 0;
}

int
rpcServerCalls(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;
	array_t *vals;
	rpc_func_t *f;
	register int i;
	int len;
	char *val, str[MAXPATHLEN];

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	for (i = 0, f = srv->srv_funcs; f; i++, f = f->func_next);
	len = i * STRSIZ;

	rpc_srv_getVars(call, &vals);

	if (!(val = malloc(len))) {
		LOGERR;
		return -1;
	} else
		memset(val, 0, len);

	for (f = srv->srv_funcs, i = 0; f; f = f->func_next) {
		if (*f->func_name) {
			memset(str, 0, sizeof str);
			snprintf(str, sizeof str, "/%s/%s(%d); ", 
					f->func_file, f->func_name, io_arraySize(f->func_vars));
			strlcat(val, str, len);
		}
	}

	AIT_SET_STR(io_array(vals, 0, ait_val_t*), val);
	free(val);
	return 0;
}

int
rpcServerSessions(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;
	array_t *vals;
	ait_val_t *v;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	rpc_srv_getVars(call, &vals);

	v = io_array(vals, 0, ait_val_t*);
	AIT_SET_U8(v, srv->srv_session.sess_version);
	v = io_array(vals, 1, ait_val_t*);
	AIT_SET_U32(v, srv->srv_session.sess_program);
	v = io_array(vals, 2, ait_val_t*);
	AIT_SET_U32(v, srv->srv_session.sess_process);
	v = io_array(vals, 3, ait_val_t*);
	AIT_SET_I32(v, srv->srv_numcli);

	return 0;
}

int
rpcServerShutdown(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	pthread_mutex_lock(&srv->srv_mtx);
	srv->srv_kill = kill;
	pthread_mutex_unlock(&srv->srv_mtx);

	return 0;
}

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

int
rpcBLOBServerShutdown(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	pthread_mutex_lock(&srv->srv_blob.mtx);
	srv->srv_blob.state = kill;
	pthread_mutex_unlock(&srv->srv_blob.mtx);

	return 0;
}

int
rpcBLOBServerVars(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;
	array_t *vals;
	rpc_blob_t *b;
	register int i;
	char *val, str[64];
	int len;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	pthread_mutex_lock(&srv->srv_blob.mtx);
	for (i = 0, b = srv->srv_blob.blobs; b; i++, b = b->blob_next);
	len = i * sizeof str;

	rpc_srv_getVars(call, &vals);

	if (!(val = malloc(len))) {
		LOGERR;
		pthread_mutex_unlock(&srv->srv_blob.mtx);
		return -1;
	} else
		memset(val, 0, len);

	for (b = srv->srv_blob.blobs, i = 0; b; i++, b = b->blob_next) {
		memset(str, 0, sizeof str);
		snprintf(str, sizeof str, "0x%0X(%lu)=%p ", b->blob_var, b->blob_len, b->blob_data);
		strlcat(val, str, len);
	}

	AIT_SET_STR(io_array(vals, 0, ait_val_t*), val);
	free(val);
	pthread_mutex_unlock(&srv->srv_blob.mtx);
	return 0;
}

int
rpcBLOBServerState(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;

	RPC_CALLBACK_CHK_ARGS(call, ic);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	if (AIT_TYPE(io_array(iv, 0, ait_val_t*)) != i32)
		return -1;

	pthread_mutex_lock(&srv->srv_mtx);
	srv->srv_blob.state = AIT_GET_I32(io_array(iv, 0, ait_val_t*));
	pthread_mutex_unlock(&srv->srv_mtx);
	return 0;
}

int
rpcBLOBServerClients(rpc_func_t *call, int ic, array_t *iv)
{
	rpc_srv_t *srv;
	array_t *vals;
	rpc_cli_t *cli;
	register int i;
	int len;
	const char *str = NULL;
	char *val, wrk[INET6_ADDRSTRLEN];
	struct sockaddr_in *s;
	struct sockaddr_in6 *s6;
	struct sockaddr_un *su;

	RPC_CALLBACK_CHECK_INPUT(call);
	if (!call->func_parent)
		return -1;
	else
		srv = call->func_parent;

	rpc_srv_getVars(call, &vals);

	len = srv->srv_numcli * STRSIZ;
	if (!(val = malloc(len))) {
		LOGERR;
		return -1;
	} else
		memset(val, 0, len);

	for (i = 0, cli = srv->srv_blob.clients; i < srv->srv_numcli; i++, cli++) {
		if (!cli->cli_sa.sa_family)
			continue;

		switch (cli->cli_sa.sa_family) {
			case AF_INET:
				s = (struct sockaddr_in*) &cli->cli_sa;
				str = inet_ntop(cli->cli_sa.sa_family, &s->sin_addr, wrk, sizeof wrk);
				break;
			case AF_INET6:
				s6 = (struct sockaddr_in6*) &cli->cli_sa;
				str = inet_ntop(cli->cli_sa.sa_family, &s6->sin6_addr, wrk, sizeof wrk);
				break;
			case AF_LOCAL:
				su = (struct sockaddr_un*) &cli->cli_sa;
				str = su->sun_path;
				break;
		}
		if (str)
			strlcat(val, (char*) str, len);
		else
			strlcat(val, "0.0.0.0", len);
		strlcat(val, " ", len);
	}

	AIT_SET_STR(io_array(vals, 0, ait_val_t*), val);
	free(val);
	return 0;
}

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