1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)cu.c 8.1 (Berkeley) 6/6/93 34 * $FreeBSD: src/usr.bin/tip/tip/cu.c,v 1.4 1999/08/28 01:06:33 peter Exp $ 35 */ 36 37 #include "tipconf.h" 38 #include "tip.h" 39 #include <libutil.h> 40 41 #if INCLUDE_CU_INTERFACE 42 43 /* 44 * Botch the interface to look like cu's 45 */ 46 void 47 cumain(int argc, char *argv[]) 48 { 49 int i; 50 static char sbuf[12]; 51 52 if (argc < 2) { 53 printf("usage: cu telno [-t] [-s speed] [-a acu] [-l line] [-#]\n"); 54 exit(8); 55 } 56 CU = DV = NULL; 57 BR = DEFBR; 58 for (; argc > 1; argv++, argc--) { 59 if (argv[1][0] != '-') 60 PN = argv[1]; 61 else switch (argv[1][1]) { 62 63 case 't': 64 HW = 1, DU = -1; 65 --argc; 66 continue; 67 68 case 'a': 69 CU = argv[2]; ++argv; --argc; 70 break; 71 72 case 's': 73 if (argc < 3 || speed(atoi(argv[2])) == 0) { 74 fprintf(stderr, "cu: unsupported speed %s\n", 75 argv[2]); 76 exit(3); 77 } 78 BR = atoi(argv[2]); ++argv; --argc; 79 break; 80 81 case 'l': 82 DV = argv[2]; ++argv; --argc; 83 break; 84 85 case '0': case '1': case '2': case '3': case '4': 86 case '5': case '6': case '7': case '8': case '9': 87 if (CU) 88 CU[strlen(CU)-1] = argv[1][1]; 89 if (DV) 90 DV[strlen(DV)-1] = argv[1][1]; 91 break; 92 93 default: 94 printf("Bad flag %s", argv[1]); 95 break; 96 } 97 } 98 signal(SIGINT, cleanup); 99 signal(SIGQUIT, cleanup); 100 signal(SIGHUP, cleanup); 101 signal(SIGTERM, cleanup); 102 103 /* 104 * The "cu" host name is used to define the 105 * attributes of the generic dialer. 106 */ 107 (void)snprintf(sbuf, sizeof(sbuf), "cu%ld", BR); 108 if ((i = hunt(sbuf)) == 0) { 109 printf("all ports busy\n"); 110 exit(3); 111 } 112 if (i == -1) { 113 printf("link down\n"); 114 (void)uu_unlock(uucplock); 115 exit(3); 116 } 117 setbuf(stdout, NULL); 118 loginit(); 119 user_uid(); 120 vinit(); 121 setparity("none"); 122 boolean(value(VERBOSE)) = 0; 123 if (HW) 124 ttysetup(speed(BR)); 125 if (connect()) { 126 printf("Connect failed\n"); 127 daemon_uid(); 128 (void)uu_unlock(uucplock); 129 exit(1); 130 } 131 if (!HW) 132 ttysetup(speed(BR)); 133 exit(0); 134 } 135 #endif /* INCLUDE_CU_INTERFACE */ 136