102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
/* $NetBSD: proxy.c,v 1.4 1997/10/08 07:07:55 mrg Exp $ */
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/*
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** proxy.c This file implements the proxy() call.
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**
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** This program is in the public domain and may be used freely by anyone
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** who wants to.
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**
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** Last update: 12 Dec 1992
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**
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** Please send bug fixes/bug reports to: Peter Eriksson <pen@lysator.liu.se>
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*/
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#include <sys/types.h>
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#include <sys/time.h>
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#include <netinet/in.h>
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#ifdef INCLUDE_PROXY
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#include <ident.h>
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include "identd.h"
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int proxy __P((struct in_addr *, struct in_addr *, int, int, struct timeval *));
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/*
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** This function should establish a connection to a remote IDENT
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** server and query it for the information associated with the
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** specified connection and the return that to the caller.
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**
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** Should there be three different timeouts (Connection Establishment,
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** Query Transmit and Query Receive)?
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*/
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int proxy(laddr, faddr, lport, fport, timeout)
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struct in_addr *laddr;
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struct in_addr *faddr;
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int lport;
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int fport;
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struct timeval *timeout;
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{
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#ifndef INCLUDE_PROXY
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printf("%d , %d : ERROR : %s\r\n",
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lport, fport,
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unknown_flag ? "UNKNOWN-ERROR" : "X-NOT-YET-IMPLEMENTED");
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return -1;
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#else
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id_t *idp;
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char *answer;
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char *opsys;
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char *charset;
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idp = id_open(laddr, faddr, timeout);
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if (!idp)
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{
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printf("%d , %d : ERROR : %s\r\n",
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lport, fport,
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unknown_flag ? "UNKNOWN-ERROR" : "X-CONNECTION-REFUSED");
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return -1;
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}
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if (id_query(idp, lport, fport, timeout) < 0)
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{
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printf("%d , %d : ERROR : %s\r\n",
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lport, fport,
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unknown_flag ? "UNKNOWN-ERROR" : "X-TRANSMIT-QUERY-ERROR");
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id_close(idp);
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return -1;
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}
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switch (id_parse(idp, timeout, &lport, &fport, &answer, &opsys, &charset))
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{
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case 1:
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printf("%d , %d : USERID : %s %s%s : %s\r\n",
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lport, fport,
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opsys,
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charset ? "," : "",
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charset ? charset : "",
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answer);
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break;
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case 2:
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printf("%d , %d : ERROR : %s\r\n",
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lport, fport, answer);
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break;
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case 0: /* More to parse - fix this later! */
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case -1: /* Internal error */
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default:
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printf("%d , %d : ERROR : %s\r\n",
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lport, fport,
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unknown_flag ? "UNKNOWN-ERROR" : "X-PARSE-REPLY-ERROR");
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}
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id_close(idp);
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#endif
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}
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