96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
/*
|
|
* Copyright (c) 2006-2018, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
*/
|
|
/* @(#)clnt_generic.c 2.2 88/08/01 4.0 RPCSRC */
|
|
/*
|
|
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
|
|
* unrestricted use provided that this legend is included on all tape
|
|
* media and as a part of the software program in whole or part. Users
|
|
* may copy or modify Sun RPC without charge, but are not authorized
|
|
* to license or distribute it to anyone else except as part of a product or
|
|
* program developed by the user.
|
|
*
|
|
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
|
|
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
|
|
*
|
|
* Sun RPC is provided with no support and without any obligation on the
|
|
* part of Sun Microsystems, Inc. to assist in its use, correction,
|
|
* modification or enhancement.
|
|
*
|
|
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
|
|
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
|
|
* OR ANY PART THEREOF.
|
|
*
|
|
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
|
|
* or profits or other special, indirect and consequential damages, even if
|
|
* Sun has been advised of the possibility of such damages.
|
|
*
|
|
* Sun Microsystems, Inc.
|
|
* 2550 Garcia Avenue
|
|
* Mountain View, California 94043
|
|
*/
|
|
#if !defined(lint) && defined(SCCSIDS)
|
|
static char sccsid[] = "@(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI";
|
|
#endif
|
|
/*
|
|
* Copyright (C) 1987, Sun Microsystems, Inc.
|
|
*/
|
|
#include <rpc/rpc.h>
|
|
#include <string.h>
|
|
|
|
/*
|
|
* Generic client creation: takes (hostname, program-number, protocol) and
|
|
* returns client handle. Default options are set, which the user can
|
|
* change using the rpc equivalent of ioctl()'s.
|
|
*/
|
|
CLIENT *clnt_create(const char *hostname, const unsigned long prog,
|
|
const unsigned long vers, const char *proto)
|
|
{
|
|
int sock;
|
|
struct sockaddr_in server;
|
|
struct addrinfo hint, *res = NULL;
|
|
struct timeval tv;
|
|
CLIENT *client;
|
|
int ret;
|
|
|
|
memset(&hint, 0, sizeof(hint));
|
|
ret = getaddrinfo(hostname, NULL, &hint, &res);
|
|
if (ret != 0)
|
|
{
|
|
rt_kprintf("getaddrinfo err: %d '%s'\n", ret, hostname);
|
|
return NULL;
|
|
}
|
|
|
|
memcpy(&server, res->ai_addr, sizeof(struct sockaddr_in));
|
|
freeaddrinfo(res);
|
|
|
|
sock = -1;
|
|
if (strcmp(proto, "udp") == 0)
|
|
{
|
|
tv.tv_sec = 5;
|
|
tv.tv_usec = 0;
|
|
client = clntudp_create(&server, prog, vers, tv, &sock);
|
|
if (client == NULL) return NULL;
|
|
tv.tv_sec = 1;
|
|
clnt_control(client, CLSET_TIMEOUT, (char *)&tv);
|
|
}
|
|
else
|
|
{
|
|
rt_kprintf("unknow protocol\n");
|
|
return NULL;
|
|
}
|
|
|
|
return (client);
|
|
}
|
|
|
|
void clnt_perror(CLIENT *rpch, const char *s)
|
|
{
|
|
rt_kprintf("rpc client error:%s\n", s);
|
|
}
|