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33 * @(#)acu.c 8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/usr.bin/tip/tip/acu.c,v 1.5 1999/08/28 01:06:31 peter Exp $
35 * $DragonFly: src/usr.bin/tip/tip/acu.c,v 1.2 2003/06/17 04:29:32 dillon Exp $
42 acu_t* unidialer_getmodem (const char *modem_name);
45 static acu_t *acu = NOACU;
47 static void acuabort();
48 static acu_t *acutype();
49 static jmp_buf jmpbuf;
51 * Establish connection for tip
53 * If DU is true, we should dial an ACU whose type is AT.
54 * The phone numbers are in PN, and the call unit is in CU.
56 * If the PN is an '@', then we consult the PHONES file for
57 * the phone numbers. This file is /etc/phones, unless overriden
58 * by an exported shell variable.
60 * The data base files must be in the format:
61 * host-name[ \t]*phone-number
62 * with the possibility of multiple phone numbers
63 * for a single host acting as a rotary (in the order
69 register char *cp = PN;
70 char *phnum, string[256];
74 if (!DU) { /* regular connect message */
76 xpwrite(FD, CM, size(CM));
77 logent(value(HOST), "", DV, "call completed");
81 * @ =>'s use data base in PHONES environment variable
82 * otherwise, use /etc/phones
84 signal(SIGINT, acuabort);
85 signal(SIGQUIT, acuabort);
87 signal(SIGINT, SIG_IGN);
88 signal(SIGQUIT, SIG_IGN);
89 printf("\ncall aborted\n");
90 logent(value(HOST), "", "", "call aborted");
92 boolean(value(VERBOSE)) = FALSE;
100 if ((acu = acutype(AT)) == NOACU)
101 return ("unknown ACU type");
104 for (phnum = cp; *cp && *cp != ','; cp++)
109 if ((conflag = (*acu->acu_dialer)(phnum, CU))) {
111 xpwrite(FD, CM, size(CM));
112 logent(value(HOST), phnum, acu->acu_name,
116 logent(value(HOST), phnum, acu->acu_name,
121 if ((fd = fopen(PH, "r")) == NOFILE) {
123 return ("can't open phone number file");
125 while (fgets(string, sizeof(string), fd) != NOSTR) {
126 for (cp = string; !any(*cp, " \t\n"); cp++)
130 return ("unrecognizable host name");
133 if (strcmp(string, value(HOST)))
135 while (any(*cp, " \t"))
139 return ("missing phone number");
141 for (phnum = cp; *cp && *cp != ',' && *cp != '\n'; cp++)
146 if ((conflag = (*acu->acu_dialer)(phnum, CU))) {
149 xpwrite(FD, CM, size(CM));
150 logent(value(HOST), phnum, acu->acu_name,
154 logent(value(HOST), phnum, acu->acu_name,
161 logent(value(HOST), "", acu->acu_name, "missing phone number");
164 return (tried ? "call failed" : "missing phone number");
172 logent(value(HOST), "", DV, "call terminated");
175 if (reason == NOSTR) {
176 logent(value(HOST), "", acu->acu_name, "call terminated");
177 if (boolean(value(VERBOSE)))
178 printf("\r\ndisconnecting...");
180 logent(value(HOST), "", acu->acu_name, reason);
181 (*acu->acu_disconnect)();
196 extern acu_t acutable[];
198 for (p = acutable; p->acu_name != '\0'; p++)
199 if (!strcmp(s, p->acu_name))
203 return unidialer_getmodem (s);