1706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh/*- 2706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Copyright (c) 1999 Brian Somers <brian@Awfulhak.org> 3706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * All rights reserved. 4706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 5706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Redistribution and use in source and binary forms, with or without 6706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * modification, are permitted provided that the following conditions 7706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * are met: 8706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 1. Redistributions of source code must retain the above copyright 9706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * notice, this list of conditions and the following disclaimer. 10706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 2. Redistributions in binary form must reproduce the above copyright 11706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * notice, this list of conditions and the following disclaimer in the 12706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * documentation and/or other materials provided with the distribution. 13706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 14706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * SUCH DAMAGE. 25706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 26706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * $FreeBSD: src/usr.sbin/ppp/i4b.c,v 1.16.12.1 2010/12/21 17:10:29 kensmith Exp $ 27706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 28706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 29706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/param.h> 30706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 31706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/un.h> 32706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#if defined(__OpenBSD__) || defined(__NetBSD__) 33706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/ioctl.h> 34706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 35706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/stat.h> 36706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 37706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <errno.h> 38706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <fcntl.h> 39706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef __NetBSD__ 40706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <netisdn/i4b_ioctl.h> 41706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <netisdn/i4b_rbch_ioctl.h> 42706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#else 43706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <i4b/i4b_ioctl.h> 44706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <i4b/i4b_rbch_ioctl.h> 45706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 46706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <stdio.h> 47706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <stdlib.h> 48706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <string.h> 49706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sysexits.h> 50706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/uio.h> 51706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <termios.h> 52706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <unistd.h> 53706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 54706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "layer.h" 55706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "defs.h" 56706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "mbuf.h" 57706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "log.h" 58706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "timer.h" 59706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "lqr.h" 60706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "hdlc.h" 61706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "throughput.h" 62706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "fsm.h" 63706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "lcp.h" 64706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ccp.h" 65706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "link.h" 66706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "async.h" 67706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "descriptor.h" 68706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "physical.h" 69706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "mp.h" 70706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "chat.h" 71706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "auth.h" 72706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "chap.h" 73706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "cbcp.h" 74706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "datalink.h" 75706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "main.h" 76706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "i4b.h" 77706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 78706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define Online(dev) ((dev)->mbits & TIOCM_CD) 79706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 80706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct i4bdevice { 81706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct device dev; /* What struct physical knows about */ 82706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct pppTimer Timer; /* CD checks */ 83706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int mbits; /* Current DCD status */ 84706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int carrier_seconds; /* seconds before CD is *required* */ 85706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh}; 86706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 87706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define device2i4b(d) ((d)->type == I4B_DEVICE ? (struct i4bdevice *)d : NULL) 88706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 89706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehunsigned 90706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_DeviceSize(void) 91706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 92706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return sizeof(struct i4bdevice); 93706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 94706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 95706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh/* 96706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * i4b_Timeout() watches the DCD signal and mentions it if it's status 97706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * changes. 98706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 99706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 100706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Timeout(void *data) 101706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 102706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct physical *p = data; 103706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 104706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int ombits, change; 105706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 106706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 107706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.load = SECTICKS; /* Once a second please */ 108706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Start(&dev->Timer); 109706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ombits = dev->mbits; 110706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 111706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (p->fd >= 0) { 112706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ioctl(p->fd, TIOCMGET, &dev->mbits) < 0) { 113706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%s: ioctl error (%s)!\n", p->link.name, 114706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 115706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Down(p->dl, CLOSE_NORMAL); 116706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 117706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 118706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 119706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 120706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->mbits = 0; 121706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 122706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ombits == -1) { 123706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* First time looking for carrier */ 124706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (Online(dev)) 125706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%s: %s: CD detected\n", p->link.name, p->name.full); 126706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else if (++dev->carrier_seconds >= dev->dev.cd.delay) { 127706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%s: %s: No carrier" 128706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh " (increase ``set cd'' from %d ?)\n", 129706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, p->name.full, dev->dev.cd.delay); 130706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 131706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* i4b_AwaitCarrier() will notice */ 132706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 133706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Keep waiting */ 134706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: %s: Still no carrier (%d/%d)\n", 135706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, p->name.full, dev->carrier_seconds, 136706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->dev.cd.delay); 137706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->mbits = -1; 138706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 139706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 140706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh change = ombits ^ dev->mbits; 141706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (change & TIOCM_CD) { 142706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev->mbits & TIOCM_CD) 143706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: offline -> online\n", p->link.name); 144706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else { 145706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: online -> offline\n", p->link.name); 146706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%s: Carrier lost\n", p->link.name); 147706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Down(p->dl, CLOSE_NORMAL); 148706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 149706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 150706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 151706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: Still %sline\n", p->link.name, 152706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh Online(dev) ? "on" : "off"); 153706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 154706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 155706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 156706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 157706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_StartTimer(struct physical *p) 158706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 159706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 160706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 161706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 162706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.load = SECTICKS; 163706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.func = i4b_Timeout; 164706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.name = "i4b CD"; 165706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.arg = p; 166706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: Using i4b_Timeout [%p]\n", 167706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, i4b_Timeout); 168706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Start(&dev->Timer); 169706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 170706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 171706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 172706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_AwaitCarrier(struct physical *p) 173706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 174706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 175706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 176706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev->mbits == -1) { 177706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev->Timer.state == TIMER_STOPPED) { 178706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->carrier_seconds = 0; 179706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_StartTimer(p); 180706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 181706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return CARRIER_PENDING; /* Not yet ! */ 182706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 183706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 184706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return Online(dev) ? CARRIER_OK : CARRIER_LOST; 185706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 186706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 187706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 188706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Raw(struct physical *p) 189706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 190706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int oldflag; 191706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 192706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: Entering i4b_Raw\n", p->link.name); 193706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 194706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh oldflag = fcntl(p->fd, F_GETFL, 0); 195706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (oldflag < 0) 196706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 197706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fcntl(p->fd, F_SETFL, oldflag | O_NONBLOCK); 198706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 199706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 200706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 201706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 202706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 203706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Offline(struct physical *p) 204706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 205706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 206706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 207706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (p->fd >= 0) { 208706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 209706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (Online(dev)) { 210706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int dummy; 211706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 212706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dummy = 1; 213706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ioctl(p->fd, TIOCCDTR, &dummy); 214706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 215706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 216706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 217706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 218706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 219706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Cooked(struct physical *p) 220706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 221706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int oldflag; 222706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 223706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Offline(p); /* In case of emergency close()s */ 224706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 225706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((oldflag = fcntl(p->fd, F_GETFL, 0)) != -1) 226706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 227706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 228706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 229706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 230706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_StopTimer(struct physical *p) 231706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 232706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 233706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 234706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 235706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 236706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 237706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 238706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Free(struct physical *p) 239706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 240706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 241706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 242706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Offline(p); /* In case of emergency close()s */ 243706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(dev); 244706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 245706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 246706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic unsigned 247706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Speed(struct physical *p) 248706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 249706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct termios ios; 250706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned ret; 251706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 252706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (tcgetattr(p->fd, &ios) == -1 || 253706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (ret = SpeedToUnsigned(cfgetispeed(&ios))) == 0) 254706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ret = 64000; 255706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 256706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return ret; 257706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 258706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 259706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic const char * 260706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_OpenInfo(struct physical *p) 261706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 262706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(p->handler); 263706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh static char buf[26]; 264706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 265706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (Online(dev)) 266706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh snprintf(buf, sizeof buf, "carrier took %ds", dev->carrier_seconds); 267706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 268706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *buf = '\0'; 269706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 270706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return buf; 271706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 272706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 273706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 274706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Slot(struct physical *p) 275706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 276706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct stat st; 277706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 278706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (fstat(p->fd, &st) == 0) 279706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return minor(st.st_rdev); 280706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 281706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return -1; 282706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 283706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 284706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 285706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_device2iov(struct device *d, struct iovec *iov, int *niov, 286706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int maxiov __unused, int *auxfd __unused, int *nauxfd __unused) 287706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 288706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = device2i4b(d); 289706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int sz = physical_MaxDeviceSize(); 290706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 291706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[*niov].iov_base = realloc(d, sz); 292706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (iov[*niov].iov_base == NULL) { 293706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogALERT, "Failed to allocate memory: %d\n", sz); 294706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh AbortProgram(EX_OSERR); 295706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 296706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[*niov].iov_len = sz; 297706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (*niov)++; 298706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 299706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev->Timer.state != TIMER_STOPPED) { 300706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dev->Timer); 301706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.state = TIMER_RUNNING; 302706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 303706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 304706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 305706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic struct device basei4bdevice = { 306706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh I4B_DEVICE, 307706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh "i4b", 308706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 0, 309706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh { CD_REQUIRED, DEF_I4BCDDELAY }, 310706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_AwaitCarrier, 311706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, 312706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Raw, 313706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Offline, 314706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Cooked, 315706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, 316706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_StopTimer, 317706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Free, 318706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, 319706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, 320706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_device2iov, 321706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Speed, 322706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_OpenInfo, 323706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Slot 324706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh}; 325706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 326706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct device * 327706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_iov2device(int type, struct physical *p, struct iovec *iov, int *niov, 328706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int maxiov __unused, int *auxfd __unused, int *nauxfd __unused) 329706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 330706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (type == I4B_DEVICE) { 331706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev = (struct i4bdevice *)iov[(*niov)++].iov_base; 332706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 333706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev = realloc(dev, sizeof *dev); /* Reduce to the correct size */ 334706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev == NULL) { 335706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogALERT, "Failed to allocate memory: %d\n", 336706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (int)(sizeof *dev)); 337706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh AbortProgram(EX_OSERR); 338706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 339706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 340706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Refresh function pointers etc */ 341706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memcpy(&dev->dev, &basei4bdevice, sizeof dev->dev); 342706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 343706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_SetupStack(p, dev->dev.name, PHYSICAL_NOFORCE); 344706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dev->Timer.state != TIMER_STOPPED) { 345706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->Timer.state = TIMER_STOPPED; 346706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->handler = &dev->dev; /* For the benefit of StartTimer */ 347706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_StartTimer(p); 348706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 349706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return &dev->dev; 350706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 351706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 352706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 353706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 354706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 355706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct device * 356706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehi4b_Create(struct physical *p) 357706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 358706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct i4bdevice *dev; 359706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int oldflag, dial; 360706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg_vr_req_t req; 361706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh telno_t number; 362706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 363706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (p->fd < 0 || ioctl(p->fd, I4B_RBCH_VR_REQ, &req)) 364706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Don't want this */ 365706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 366706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 367706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 368706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * We don't bother validating the version.... all versions of i4b that 369706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * support I4B_RBCH_VR_REQ are fair game :-) 370706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 371706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 372706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (*p->name.full == '\0') { 373706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_SetDevice(p, ttyname(p->fd)); 374706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: Input is an i4b version %d.%d.%d isdn " 375706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh "device (%s)\n", p->link.name, req.version, req.release, 376706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh req.step, p->name.full); 377706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dial = 0; 378706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 379706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: Opened %s (i4b version %d.%d.%d)\n", 380706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, p->name.full, req.version, req.release, req.step); 381706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dial = 1; 382706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 383706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 384706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* We're gonna return an i4bdevice (unless something goes horribly wrong) */ 385706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 386706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((dev = malloc(sizeof *dev)) == NULL) { 387706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Complete failure - parent doesn't continue trying to ``create'' */ 388706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(p->fd); 389706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->fd = -1; 390706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 391706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 392706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 393706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memcpy(&dev->dev, &basei4bdevice, sizeof dev->dev); 394706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&dev->Timer, '\0', sizeof dev->Timer); 395706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->mbits = -1; 396706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 397706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch (p->cfg.cd.necessity) { 398706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CD_VARIABLE: 399706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->dev.cd.delay = p->cfg.cd.delay; 400706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 401706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CD_REQUIRED: 402706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dev->dev.cd = p->cfg.cd; 403706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 404706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CD_NOTREQUIRED: 405706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s: Carrier must be set, using ``set cd %d!''\n", 406706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, dev->dev.cd.delay); 407706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CD_DEFAULT: 408706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 409706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 410706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 411706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh oldflag = fcntl(p->fd, F_GETFL, 0); 412706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (oldflag < 0) { 413706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Complete failure - parent doesn't continue trying to ``create'' */ 414706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 415706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s: Open: Cannot get physical flags: %s\n", 416706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, strerror(errno)); 417706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Cooked(p); 418706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(p->fd); 419706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->fd = -1; 420706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(dev); 421706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 422706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 423706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 424706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 425706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dial) { 426706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strncpy(number, datalink_ChoosePhoneNumber(p->dl), sizeof number - 1); 427706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh number[sizeof number - 1] = '\0'; 428706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (number[0] == '\0') 429706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dial = 0; 430706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 431706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dial && ioctl(p->fd, I4B_RBCH_DIALOUT, number) == -1) { 432706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Complete failure - parent doesn't continue trying to ``create'' */ 433706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 434706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s: ioctl(I4B_RBCH_DIALOUT): %s\n", 435706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->link.name, strerror(errno)); 436706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh i4b_Cooked(p); 437706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(p->fd); 438706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh p->fd = -1; 439706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(dev); 440706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 441706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 442706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 443706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_SetupStack(p, dev->dev.name, PHYSICAL_FORCE_SYNC); 444706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 445706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return &dev->dev; 446706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 447