108 lines
2.2 KiB
C
108 lines
2.2 KiB
C
#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <stdio.h>
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#include <netdb.h>
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#include <rpc/rpc.h>
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#include <rpc/xdr.h>
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#include <rpcsvc/yp_prot.h>
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#include <rpcsvc/ypclnt.h>
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extern bool_t xdr_domainname();
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usage()
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{
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fprintf(stderr, "Usage:\n");
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fprintf(stderr, "\typset [-h host ] [-d domain] server\n");
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exit(1);
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}
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bind_tohost(sin, dom, server)
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struct sockaddr_in *sin;
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char *dom, *server;
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{
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struct ypbind_setdom ypsd;
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struct timeval tv;
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CLIENT *client;
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int sock, port;
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int r;
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if( (port=htons(getrpcport(server, YPPROG, YPPROC_NULL, IPPROTO_UDP))) == 0) {
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fprintf(stderr, "%s not running ypserv.\n", server);
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exit(1);
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}
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bzero(&ypsd, sizeof ypsd);
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strncpy(ypsd.ypsetdom_domain, dom, sizeof ypsd.ypsetdom_domain);
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ypsd.ypsetdom_addr = sin->sin_addr;
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ypsd.ypsetdom_vers = YPVERS;
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ypsd.ypsetdom_port = port;
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tv.tv_sec = 15;
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tv.tv_usec = 0;
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sock = RPC_ANYSOCK;
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client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, &sock, 0, 0);
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if (client==NULL) {
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fprintf(stderr, "can't yp_bind: Reason: %s\n",
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yperr_string(YPERR_YPBIND));
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return YPERR_YPBIND;
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}
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client->cl_auth = authunix_create_default();
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r = clnt_call(client, YPBINDPROC_SETDOM,
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xdr_ypbind_setdom, &ypsd, xdr_void, NULL, tv);
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if(r) {
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fprintf(stderr, "Sorry, cannot ypset for domain %s on host.\n", dom);
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clnt_destroy(client);
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return YPERR_YPBIND;
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}
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clnt_destroy(client);
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return 0;
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}
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int
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main(argc, argv)
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char **argv;
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{
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struct sockaddr_in sin;
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struct hostent *hent;
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extern char *optarg;
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extern int optind;
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char *domainname;
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int c;
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yp_get_default_domain(&domainname);
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bzero(&sin, sizeof sin);
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sin.sin_family = AF_INET;
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sin.sin_addr.s_addr = htonl(0x7f000001);
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while( (c=getopt(argc, argv, "h:d:")) != -1)
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switch(c) {
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case 'd':
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domainname = optarg;
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break;
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case 'h':
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if( (sin.sin_addr.s_addr=inet_addr(optarg)) == -1) {
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hent = gethostbyname(optarg);
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if(hent==NULL) {
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fprintf(stderr, "ypset: host %s unknown\n",
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optarg);
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exit(1);
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}
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bcopy(&hent->h_addr_list[0], &sin.sin_addr,
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sizeof sin.sin_addr);
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}
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break;
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default:
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usage();
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}
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if(optind + 1 != argc )
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usage();
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if (bind_tohost(&sin, domainname, argv[optind]))
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exit(1);
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exit(0);
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}
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