64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
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/*
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* pmap_set - set portmapper table from data produced by pmap_dump
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*
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* Author: Wietse Venema (wietse@wzv.win.tue.nl), dept. of Mathematics and
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* Computing Science, Eindhoven University of Technology, The Netherlands.
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*/
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#include <stdio.h>
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#include <sys/types.h>
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#ifdef SYSV40
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#include <netinet/in.h>
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#endif
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#include <rpc/rpc.h>
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#include <rpc/pmap_clnt.h>
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static int
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parse_line(char *buf, u_long *prog, u_long *vers,
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int *prot, unsigned *port);
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int
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main(int argc, char **argv)
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{
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char buf[BUFSIZ];
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u_long prog;
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u_long vers;
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int prot;
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unsigned port;
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while (fgets(buf, sizeof(buf), stdin)) {
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if (parse_line(buf, &prog, &vers, &prot, &port) == 0) {
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fprintf(stderr, "%s: malformed line: %s", argv[0], buf);
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return (1);
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}
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if (pmap_set(prog, vers, prot, (unsigned short) port) == 0)
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fprintf(stderr, "not registered: %s", buf);
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}
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return (0);
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}
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/* parse_line - convert line to numbers */
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static int
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parse_line(char *buf, u_long *prog, u_long *vers,
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int *prot, unsigned *port)
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{
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char proto_name[256];
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if (sscanf(buf, "%lu %lu %255s %u", prog, vers, proto_name, port) != 4) {
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return (0);
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}
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if (strcmp(proto_name, "tcp") == 0) {
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*prot = IPPROTO_TCP;
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return (1);
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}
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if (strcmp(proto_name, "udp") == 0) {
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*prot = IPPROTO_UDP;
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return (1);
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}
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if (sscanf(proto_name, "%d", prot) == 1) {
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return (1);
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}
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return (0);
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}
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