13006ec67SBrian Somers /*- 23006ec67SBrian Somers * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 33006ec67SBrian Somers * All rights reserved. 43006ec67SBrian Somers * 53006ec67SBrian Somers * Redistribution and use in source and binary forms, with or without 63006ec67SBrian Somers * modification, are permitted provided that the following conditions 73006ec67SBrian Somers * are met: 83006ec67SBrian Somers * 1. Redistributions of source code must retain the above copyright 93006ec67SBrian Somers * notice, this list of conditions and the following disclaimer. 103006ec67SBrian Somers * 2. Redistributions in binary form must reproduce the above copyright 113006ec67SBrian Somers * notice, this list of conditions and the following disclaimer in the 123006ec67SBrian Somers * documentation and/or other materials provided with the distribution. 133006ec67SBrian Somers * 143006ec67SBrian Somers * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 153006ec67SBrian Somers * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 163006ec67SBrian Somers * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 173006ec67SBrian Somers * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 183006ec67SBrian Somers * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 193006ec67SBrian Somers * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 203006ec67SBrian Somers * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 213006ec67SBrian Somers * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 223006ec67SBrian Somers * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 233006ec67SBrian Somers * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 243006ec67SBrian Somers * SUCH DAMAGE. 253006ec67SBrian Somers * 26abff9baeSBrian Somers * $Id: datalink.c,v 1.1.2.3 1998/02/16 19:09:48 brian Exp $ 273006ec67SBrian Somers */ 283006ec67SBrian Somers 293006ec67SBrian Somers #include <sys/param.h> 303006ec67SBrian Somers #include <netinet/in.h> 313006ec67SBrian Somers 323006ec67SBrian Somers #include <alias.h> 333006ec67SBrian Somers #include <stdlib.h> 343006ec67SBrian Somers #include <string.h> 353006ec67SBrian Somers #include <termios.h> 363006ec67SBrian Somers 373006ec67SBrian Somers #include "command.h" 383006ec67SBrian Somers #include "mbuf.h" 393006ec67SBrian Somers #include "log.h" 403006ec67SBrian Somers #include "defs.h" 413006ec67SBrian Somers #include "loadalias.h" 423006ec67SBrian Somers #include "vars.h" 433006ec67SBrian Somers #include "timer.h" 443006ec67SBrian Somers #include "fsm.h" 453006ec67SBrian Somers #include "lcp.h" 463006ec67SBrian Somers #include "descriptor.h" 473006ec67SBrian Somers #include "hdlc.h" 483006ec67SBrian Somers #include "async.h" 493006ec67SBrian Somers #include "throughput.h" 503006ec67SBrian Somers #include "link.h" 513006ec67SBrian Somers #include "physical.h" 523006ec67SBrian Somers #include "bundle.h" 533006ec67SBrian Somers #include "chat.h" 543006ec67SBrian Somers #include "datalink.h" 553006ec67SBrian Somers #include "ccp.h" 563006ec67SBrian Somers #include "main.h" 573006ec67SBrian Somers #include "modem.h" 583006ec67SBrian Somers #include "iplist.h" 593006ec67SBrian Somers #include "ipcp.h" 603006ec67SBrian Somers 613006ec67SBrian Somers static void 623006ec67SBrian Somers datalink_OpenTimeout(void *v) 633006ec67SBrian Somers { 643006ec67SBrian Somers struct datalink *dl = (struct datalink *)v; 653006ec67SBrian Somers 663006ec67SBrian Somers StopTimer(&dl->dial_timer); 673006ec67SBrian Somers if (dl->state == DATALINK_OPENING) 683006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Redial timer expired.\n", dl->name); 693006ec67SBrian Somers } 703006ec67SBrian Somers 713006ec67SBrian Somers static void 723006ec67SBrian Somers datalink_StartDialTimer(struct datalink *dl, int Timeout) 733006ec67SBrian Somers { 743006ec67SBrian Somers StopTimer(&dl->dial_timer); 753006ec67SBrian Somers 763006ec67SBrian Somers if (Timeout) { 773006ec67SBrian Somers dl->dial_timer.state = TIMER_STOPPED; 783006ec67SBrian Somers if (Timeout > 0) 793006ec67SBrian Somers dl->dial_timer.load = Timeout * SECTICKS; 803006ec67SBrian Somers else 813006ec67SBrian Somers dl->dial_timer.load = (random() % REDIAL_PERIOD) * SECTICKS; 823006ec67SBrian Somers dl->dial_timer.func = datalink_OpenTimeout; 833006ec67SBrian Somers dl->dial_timer.arg = dl; 843006ec67SBrian Somers StartTimer(&dl->dial_timer); 853006ec67SBrian Somers if (dl->state == DATALINK_OPENING) 863006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Enter pause (%d) for redialing.\n", 873006ec67SBrian Somers dl->name, Timeout); 883006ec67SBrian Somers } 893006ec67SBrian Somers } 903006ec67SBrian Somers 913006ec67SBrian Somers static void 923006ec67SBrian Somers datalink_HangupDone(struct datalink *dl) 933006ec67SBrian Somers { 943006ec67SBrian Somers modem_Close(dl->physical); 953006ec67SBrian Somers 963006ec67SBrian Somers if (!dl->dial_tries || (dl->dial_tries < 0 && !dl->reconnect_tries)) { 973006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering CLOSED state\n", dl->name); 983006ec67SBrian Somers dl->state = DATALINK_CLOSED; 993006ec67SBrian Somers dl->dial_tries = -1; 1003006ec67SBrian Somers dl->reconnect_tries = 0; 101abff9baeSBrian Somers datalink_StartDialTimer(dl, VarRedialTimeout); 1023006ec67SBrian Somers bundle_LinkClosed(dl->bundle, dl); 1033006ec67SBrian Somers } else { 1043006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering OPENING state\n", dl->name); 1053006ec67SBrian Somers dl->state = DATALINK_OPENING; 106abff9baeSBrian Somers if (dl->dial_tries < 0) { 107abff9baeSBrian Somers datalink_StartDialTimer(dl, dl->reconnect_timeout); 108abff9baeSBrian Somers dl->dial_tries = VarDialTries; 109abff9baeSBrian Somers dl->reconnect_tries--; 110abff9baeSBrian Somers } else { 111abff9baeSBrian Somers dl->dial_tries--; 1123006ec67SBrian Somers if (VarNextPhone == NULL) 1133006ec67SBrian Somers datalink_StartDialTimer(dl, VarRedialTimeout); 1143006ec67SBrian Somers else 1153006ec67SBrian Somers datalink_StartDialTimer(dl, VarRedialNextTimeout); 1163006ec67SBrian Somers } 117abff9baeSBrian Somers } 118abff9baeSBrian Somers } 1193006ec67SBrian Somers 1203006ec67SBrian Somers static int 1213006ec67SBrian Somers datalink_UpdateSet(struct descriptor *d, fd_set *r, fd_set *w, fd_set *e, 1223006ec67SBrian Somers int *n) 1233006ec67SBrian Somers { 1243006ec67SBrian Somers struct datalink *dl = descriptor2datalink(d); 1253006ec67SBrian Somers int result; 1263006ec67SBrian Somers 127310c3babSBrian Somers result = 0; 1283006ec67SBrian Somers switch (dl->state) { 1293006ec67SBrian Somers case DATALINK_CLOSED: 130310c3babSBrian Somers break; 1313006ec67SBrian Somers 1323006ec67SBrian Somers case DATALINK_OPENING: 1333006ec67SBrian Somers if (dl->dial_timer.state != TIMER_RUNNING) { 1343006ec67SBrian Somers if (--dl->dial_tries < 0) 1353006ec67SBrian Somers dl->dial_tries = 0; 1363006ec67SBrian Somers if (modem_Open(dl->physical, dl->bundle) >= 0) { 1373006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering DIAL state\n", dl->name); 1383006ec67SBrian Somers dl->state = DATALINK_DIAL; 1395b8b8060SBrian Somers chat_Init(&dl->chat, dl->physical, dl->script.dial, 1); 1403006ec67SBrian Somers if (!(mode & MODE_DDIAL) && VarDialTries) 1413006ec67SBrian Somers LogPrintf(LogCHAT, "%s: Dial attempt %u of %d\n", 1423006ec67SBrian Somers dl->name, VarDialTries - dl->dial_tries, VarDialTries); 1433006ec67SBrian Somers } else { 1443006ec67SBrian Somers if (!(mode & MODE_DDIAL) && VarDialTries) 1453006ec67SBrian Somers LogPrintf(LogCHAT, "Failed to open modem (attempt %u of %d)\n", 1463006ec67SBrian Somers VarDialTries - dl->dial_tries, VarDialTries); 1473006ec67SBrian Somers else 1483006ec67SBrian Somers LogPrintf(LogCHAT, "Failed to open modem\n"); 1493006ec67SBrian Somers 1503006ec67SBrian Somers if (!(mode & MODE_DDIAL) && VarDialTries && dl->dial_tries == 0) { 1513006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering CLOSED state\n", dl->name); 1523006ec67SBrian Somers dl->state = DATALINK_CLOSED; 1533006ec67SBrian Somers dl->reconnect_tries = 0; 1543006ec67SBrian Somers dl->dial_tries = -1; 1555b8b8060SBrian Somers bundle_LinkClosed(dl->bundle, dl); 1563006ec67SBrian Somers } else 1573006ec67SBrian Somers datalink_StartDialTimer(dl, VarRedialTimeout); 1583006ec67SBrian Somers } 1593006ec67SBrian Somers } 160310c3babSBrian Somers break; 1613006ec67SBrian Somers 1623006ec67SBrian Somers case DATALINK_HANGUP: 1633006ec67SBrian Somers case DATALINK_DIAL: 1643006ec67SBrian Somers case DATALINK_LOGIN: 1653006ec67SBrian Somers result = descriptor_UpdateSet(&dl->chat.desc, r, w, e, n); 1663006ec67SBrian Somers switch (dl->chat.state) { 1673006ec67SBrian Somers case CHAT_DONE: 1683006ec67SBrian Somers /* script succeeded */ 1693006ec67SBrian Somers switch(dl->state) { 1703006ec67SBrian Somers case DATALINK_HANGUP: 1713006ec67SBrian Somers datalink_HangupDone(dl); 1723006ec67SBrian Somers break; 1733006ec67SBrian Somers case DATALINK_DIAL: 1743006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering LOGIN state\n", dl->name); 1753006ec67SBrian Somers dl->state = DATALINK_LOGIN; 1765b8b8060SBrian Somers chat_Init(&dl->chat, dl->physical, dl->script.login, 0); 1773006ec67SBrian Somers break; 1783006ec67SBrian Somers case DATALINK_LOGIN: 1793006ec67SBrian Somers dl->dial_tries = 0; 1803006ec67SBrian Somers if (modem_Raw(dl->physical, dl->bundle) < 0) { 1813006ec67SBrian Somers LogPrintf(LogWARN, "PacketMode: Not connected.\n"); 1823006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering HANGUP state\n", dl->name); 1833006ec67SBrian Somers dl->state = DATALINK_HANGUP; 1843006ec67SBrian Somers modem_Offline(dl->physical); 1855b8b8060SBrian Somers chat_Init(&dl->chat, dl->physical, dl->script.hangup, 1); 1863006ec67SBrian Somers } else { 1873006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering OPEN state\n", dl->name); 1883006ec67SBrian Somers dl->state = DATALINK_OPEN; 1893006ec67SBrian Somers dl->dial_tries = -1; 1903006ec67SBrian Somers PacketMode(dl->bundle, VarOpenMode); 1913006ec67SBrian Somers } 1923006ec67SBrian Somers break; 1933006ec67SBrian Somers } 1943006ec67SBrian Somers break; 1953006ec67SBrian Somers case CHAT_FAILED: 1963006ec67SBrian Somers /* Going down - script failed */ 1973006ec67SBrian Somers LogPrintf(LogWARN, "Chat script failed\n"); 1983006ec67SBrian Somers switch(dl->state) { 1993006ec67SBrian Somers case DATALINK_HANGUP: 2003006ec67SBrian Somers datalink_HangupDone(dl); 2013006ec67SBrian Somers break; 2023006ec67SBrian Somers case DATALINK_DIAL: 2033006ec67SBrian Somers case DATALINK_LOGIN: 2043006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering HANGUP state\n", dl->name); 2053006ec67SBrian Somers dl->state = DATALINK_HANGUP; 2063006ec67SBrian Somers modem_Offline(dl->physical); 2075b8b8060SBrian Somers chat_Init(&dl->chat, dl->physical, dl->script.hangup, 1); 2083006ec67SBrian Somers break; 2093006ec67SBrian Somers } 2103006ec67SBrian Somers break; 2113006ec67SBrian Somers } 2123006ec67SBrian Somers break; 2133006ec67SBrian Somers case DATALINK_OPEN: 2143006ec67SBrian Somers result = descriptor_UpdateSet(&dl->physical->desc, r, w, e, n); 2153006ec67SBrian Somers break; 2163006ec67SBrian Somers } 2173006ec67SBrian Somers return result; 2183006ec67SBrian Somers } 2193006ec67SBrian Somers 2203006ec67SBrian Somers static int 2213006ec67SBrian Somers datalink_IsSet(struct descriptor *d, fd_set *fdset) 2223006ec67SBrian Somers { 2233006ec67SBrian Somers struct datalink *dl = descriptor2datalink(d); 2243006ec67SBrian Somers 2253006ec67SBrian Somers switch (dl->state) { 2263006ec67SBrian Somers case DATALINK_CLOSED: 2273006ec67SBrian Somers break; 2283006ec67SBrian Somers case DATALINK_HANGUP: 2293006ec67SBrian Somers case DATALINK_DIAL: 2303006ec67SBrian Somers case DATALINK_LOGIN: 2313006ec67SBrian Somers return descriptor_IsSet(&dl->chat.desc, fdset); 2323006ec67SBrian Somers case DATALINK_OPEN: 2333006ec67SBrian Somers return descriptor_IsSet(&dl->physical->desc, fdset); 2343006ec67SBrian Somers } 2353006ec67SBrian Somers return 0; 2363006ec67SBrian Somers } 2373006ec67SBrian Somers 2383006ec67SBrian Somers static void 2393006ec67SBrian Somers datalink_Read(struct descriptor *d, struct bundle *bundle, const fd_set *fdset) 2403006ec67SBrian Somers { 2413006ec67SBrian Somers struct datalink *dl = descriptor2datalink(d); 2423006ec67SBrian Somers 2433006ec67SBrian Somers switch (dl->state) { 2443006ec67SBrian Somers case DATALINK_CLOSED: 2453006ec67SBrian Somers break; 2463006ec67SBrian Somers case DATALINK_HANGUP: 2473006ec67SBrian Somers case DATALINK_DIAL: 2483006ec67SBrian Somers case DATALINK_LOGIN: 2493006ec67SBrian Somers descriptor_Read(&dl->chat.desc, bundle, fdset); 2503006ec67SBrian Somers break; 2513006ec67SBrian Somers case DATALINK_OPEN: 2523006ec67SBrian Somers descriptor_Read(&dl->physical->desc, bundle, fdset); 2533006ec67SBrian Somers break; 2543006ec67SBrian Somers } 2553006ec67SBrian Somers } 2563006ec67SBrian Somers 2573006ec67SBrian Somers static void 2583006ec67SBrian Somers datalink_Write(struct descriptor *d, const fd_set *fdset) 2593006ec67SBrian Somers { 2603006ec67SBrian Somers struct datalink *dl = descriptor2datalink(d); 2613006ec67SBrian Somers 2623006ec67SBrian Somers switch (dl->state) { 2633006ec67SBrian Somers case DATALINK_CLOSED: 2643006ec67SBrian Somers break; 2653006ec67SBrian Somers case DATALINK_HANGUP: 2663006ec67SBrian Somers case DATALINK_DIAL: 2673006ec67SBrian Somers case DATALINK_LOGIN: 2683006ec67SBrian Somers descriptor_Write(&dl->chat.desc, fdset); 2693006ec67SBrian Somers break; 2703006ec67SBrian Somers case DATALINK_OPEN: 2713006ec67SBrian Somers descriptor_Write(&dl->physical->desc, fdset); 2723006ec67SBrian Somers break; 2733006ec67SBrian Somers } 2743006ec67SBrian Somers } 2753006ec67SBrian Somers 2763006ec67SBrian Somers struct datalink * 2773006ec67SBrian Somers datalink_Create(const char *name, struct bundle *bundle) 2783006ec67SBrian Somers { 2793006ec67SBrian Somers struct datalink *dl; 2803006ec67SBrian Somers 2813006ec67SBrian Somers dl = (struct datalink *)malloc(sizeof(struct datalink)); 2823006ec67SBrian Somers if (dl == NULL) 2833006ec67SBrian Somers return dl; 2843006ec67SBrian Somers 2853006ec67SBrian Somers dl->desc.type = DATALINK_DESCRIPTOR; 2863006ec67SBrian Somers dl->desc.next = NULL; 2873006ec67SBrian Somers dl->desc.UpdateSet = datalink_UpdateSet; 2883006ec67SBrian Somers dl->desc.IsSet = datalink_IsSet; 2893006ec67SBrian Somers dl->desc.Read = datalink_Read; 2903006ec67SBrian Somers dl->desc.Write = datalink_Write; 2915b8b8060SBrian Somers 2925b8b8060SBrian Somers *dl->script.dial = '\0'; 2935b8b8060SBrian Somers *dl->script.login = '\0'; 2945b8b8060SBrian Somers *dl->script.hangup = '\0'; 2955b8b8060SBrian Somers 2963006ec67SBrian Somers dl->state = DATALINK_CLOSED; 2973006ec67SBrian Somers dl->bundle = bundle; 2983006ec67SBrian Somers dl->next = NULL; 2993006ec67SBrian Somers memset(&dl->dial_timer, '\0', sizeof dl->dial_timer); 3003006ec67SBrian Somers dl->dial_tries = 0; 301abff9baeSBrian Somers dl->max_reconnect = 0; 302abff9baeSBrian Somers dl->reconnect_tries = 0; 303abff9baeSBrian Somers dl->reconnect_timeout = RECONNECT_TIMEOUT; 304abff9baeSBrian Somers 3053006ec67SBrian Somers dl->name = strdup(name); 3063006ec67SBrian Somers if ((dl->physical = modem_Create(dl->name)) == NULL) { 3073006ec67SBrian Somers free(dl->name); 3083006ec67SBrian Somers free(dl); 3093006ec67SBrian Somers return NULL; 3103006ec67SBrian Somers } 3113006ec67SBrian Somers 3123006ec67SBrian Somers IpcpDefAddress(); 3133006ec67SBrian Somers LcpInit(dl->bundle, dl->physical); 3143006ec67SBrian Somers CcpInit(dl->bundle, &dl->physical->link); 3153006ec67SBrian Somers 3163006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering CLOSED state\n", dl->name); 3173006ec67SBrian Somers 3183006ec67SBrian Somers return dl; 3193006ec67SBrian Somers } 3203006ec67SBrian Somers 3213006ec67SBrian Somers struct datalink * 3223006ec67SBrian Somers datalink_Destroy(struct datalink *dl) 3233006ec67SBrian Somers { 3243006ec67SBrian Somers struct datalink *result; 3253006ec67SBrian Somers 3263006ec67SBrian Somers if (dl->state != DATALINK_CLOSED) 3273006ec67SBrian Somers LogPrintf(LogERROR, "Oops, destroying a datalink in state %d\n", dl->state); 3283006ec67SBrian Somers 3293006ec67SBrian Somers result = dl->next; 3303006ec67SBrian Somers chat_Destroy(&dl->chat); 3313006ec67SBrian Somers link_Destroy(&dl->physical->link); 3323006ec67SBrian Somers free(dl->name); 3333006ec67SBrian Somers free(dl); 3343006ec67SBrian Somers 3353006ec67SBrian Somers return result; 3363006ec67SBrian Somers } 3373006ec67SBrian Somers 3383006ec67SBrian Somers void 3393006ec67SBrian Somers datalink_Up(struct datalink *dl) 3403006ec67SBrian Somers { 3413006ec67SBrian Somers if (dl->state == DATALINK_CLOSED) { 3423006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering OPENING state\n", dl->name); 3433006ec67SBrian Somers dl->state = DATALINK_OPENING; 344abff9baeSBrian Somers dl->reconnect_tries = dl->max_reconnect; 3453006ec67SBrian Somers dl->dial_tries = VarDialTries; 3463006ec67SBrian Somers } 3473006ec67SBrian Somers } 3483006ec67SBrian Somers 3493006ec67SBrian Somers void 3503006ec67SBrian Somers datalink_Close(struct datalink *dl, int stay) 3513006ec67SBrian Somers { 3523006ec67SBrian Somers /* Please close */ 3533006ec67SBrian Somers FsmClose(&CcpInfo.fsm); 3543006ec67SBrian Somers FsmClose(&LcpInfo.fsm); 3553006ec67SBrian Somers if (stay) { 3563006ec67SBrian Somers dl->dial_tries = -1; 3573006ec67SBrian Somers dl->reconnect_tries = 0; 3583006ec67SBrian Somers } 3593006ec67SBrian Somers } 3603006ec67SBrian Somers 3613006ec67SBrian Somers void 3623006ec67SBrian Somers datalink_Down(struct datalink *dl, int stay) 3633006ec67SBrian Somers { 3643006ec67SBrian Somers /* Carrier is lost */ 3653006ec67SBrian Somers LogPrintf(LogPHASE, "datalink_Down: %sstay down\n", stay ? "" : "don't "); 3663006ec67SBrian Somers FsmDown(&CcpInfo.fsm); 3673006ec67SBrian Somers FsmClose(&CcpInfo.fsm); 3683006ec67SBrian Somers FsmDown(&LcpInfo.fsm); 3695b8b8060SBrian Somers if (stay) 3703006ec67SBrian Somers FsmClose(&LcpInfo.fsm); 3713006ec67SBrian Somers else 3723006ec67SBrian Somers FsmOpen(&CcpInfo.fsm); 3733006ec67SBrian Somers 3743006ec67SBrian Somers if (dl->state != DATALINK_CLOSED && dl->state != DATALINK_HANGUP) { 3753006ec67SBrian Somers LogPrintf(LogPHASE, "%s: Entering HANGUP state\n", dl->name); 3763006ec67SBrian Somers dl->state = DATALINK_HANGUP; 3773006ec67SBrian Somers modem_Offline(dl->physical); 3785b8b8060SBrian Somers chat_Init(&dl->chat, dl->physical, dl->script.hangup, 1); 3793006ec67SBrian Somers } 3803006ec67SBrian Somers 3813006ec67SBrian Somers if (stay) { 3823006ec67SBrian Somers dl->dial_tries = -1; 3833006ec67SBrian Somers dl->reconnect_tries = 0; 3843006ec67SBrian Somers } 3853006ec67SBrian Somers } 3863006ec67SBrian Somers 3873006ec67SBrian Somers void 3883006ec67SBrian Somers datalink_StayDown(struct datalink *dl) 3893006ec67SBrian Somers { 3903006ec67SBrian Somers dl->reconnect_tries = 0; 3913006ec67SBrian Somers } 392