12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879 |
- /* @(#)getrpcport.c 2.1 88/07/29 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 0
- static char sccsid[] = "@(#)getrpcport.c 1.3 87/08/11 SMI";
- #endif
- /*
- * Copyright (c) 1985 by Sun Microsystems, Inc.
- */
- #define pmap_getport __pmap_getport
- #define __FORCE_GLIBC
- #include <features.h>
- #include <alloca.h>
- #include <errno.h>
- #include <stdio.h>
- #include <netdb.h>
- #include <string.h>
- #include <rpc/rpc.h>
- #include <rpc/clnt.h>
- #include <rpc/pmap_clnt.h>
- #include <sys/socket.h>
- int
- getrpcport (const char *host, u_long prognum, u_long versnum, u_int proto)
- {
- struct sockaddr_in addr;
- struct hostent hostbuf, *hp;
- size_t buflen;
- char *buffer;
- int herr;
- buflen = 1024;
- buffer = alloca (buflen);
- while (gethostbyname_r (host, &hostbuf, buffer, buflen, &hp, &herr) != 0
- || hp == NULL)
- if (herr != NETDB_INTERNAL || errno != ERANGE)
- return 0;
- else
- {
- /* Enlarge the buffer. */
- buflen *= 2;
- buffer = alloca (buflen);
- }
- __memcpy ((char *) &addr.sin_addr, hp->h_addr, hp->h_length);
- addr.sin_family = AF_INET;
- addr.sin_port = 0;
- return pmap_getport (&addr, prognum, versnum, proto);
- }
|