1706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh/*- 2706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Copyright (c) 1998 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/bundle.c,v 1.136.26.1 2010/12/21 17:10:29 kensmith Exp $ 27706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 28706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 29706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/param.h> 30706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/socket.h> 31706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <netinet/in.h> 32706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <net/if.h> 33706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <net/if_tun.h> /* For TUNS* ioctls */ 34706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <net/route.h> 35706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <netinet/in_systm.h> 36706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <netinet/ip.h> 37706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/un.h> 38706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 39706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <errno.h> 40706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <fcntl.h> 41706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef __OpenBSD__ 42706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <util.h> 43706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#else 44706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <libutil.h> 45706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 46706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <paths.h> 47706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <stdarg.h> 48706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <stdio.h> 49706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <stdlib.h> 50706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <string.h> 51706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/uio.h> 52706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <sys/wait.h> 53706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <termios.h> 54706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include <unistd.h> 55706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 56706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "layer.h" 57706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "defs.h" 58706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "command.h" 59706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "mbuf.h" 60706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "log.h" 61706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "id.h" 62706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "timer.h" 63706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "fsm.h" 64706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "iplist.h" 65706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "lqr.h" 66706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "hdlc.h" 67706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "throughput.h" 68706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "slcompress.h" 69706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ncpaddr.h" 70706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ip.h" 71706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ipcp.h" 72706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "filter.h" 73706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "descriptor.h" 74706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "route.h" 75706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "lcp.h" 76706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ccp.h" 77706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "link.h" 78706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "mp.h" 79706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 80706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "radius.h" 81706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 82706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ipv6cp.h" 83706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "ncp.h" 84706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "bundle.h" 85706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "async.h" 86706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "physical.h" 87706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "auth.h" 88706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "proto.h" 89706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "chap.h" 90706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "tun.h" 91706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "prompt.h" 92706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "chat.h" 93706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "cbcp.h" 94706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "datalink.h" 95706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "iface.h" 96706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "server.h" 97706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "probe.h" 98706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NODES 99706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#include "mppe.h" 100706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 101706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 102706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define SCATTER_SEGMENTS 7 /* version, datalink, name, physical, 103706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh throughput, throughput, device */ 104706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 105706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#define SEND_MAXFD 3 /* Max file descriptors passed through 106706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh the local domain socket */ 107706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 108706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int bundle_RemainingIdleTime(struct bundle *); 109706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 110706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic const char * const PhaseNames[] = { 111706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh "Dead", "Establish", "Authenticate", "Network", "Terminate" 112706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh}; 113706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 114706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehconst char * 115706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_PhaseName(struct bundle *bundle) 116706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 117706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return bundle->phase <= PHASE_TERMINATE ? 118706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh PhaseNames[bundle->phase] : "unknown"; 119706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 120706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 121706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 122706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_NewPhase(struct bundle *bundle, u_int new) 123706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 124706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (new == bundle->phase) 125706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 126706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 127706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (new <= PHASE_TERMINATE) 128706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "bundle: %s\n", PhaseNames[new]); 129706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 130706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch (new) { 131706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case PHASE_DEAD: 132706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase = new; 133706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NODES 134706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh MPPE_MasterKeyValid = 0; 135706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 136706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_DisplayPrompts(); 137706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 138706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 139706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case PHASE_ESTABLISH: 140706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase = new; 141706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 142706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 143706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case PHASE_AUTHENTICATE: 144706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase = new; 145706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_DisplayPrompts(); 146706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 147706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 148706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case PHASE_NETWORK: 149706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ncp_fsmStart(&bundle->ncp, bundle)) { 150706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase = new; 151706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_DisplayPrompts(); 152706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 153706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "bundle: All NCPs are disabled\n"); 154706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Close(bundle, NULL, CLOSE_STAYDOWN); 155706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 156706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 157706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 158706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case PHASE_TERMINATE: 159706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase = new; 160706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 161706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_DisplayPrompts(); 162706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 163706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 164706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 165706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 166706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 167706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LayerStart(void *v __unused, struct fsm *fp __unused) 168706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 169706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* The given FSM is about to start up ! */ 170706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 171706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 172706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 173706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 174706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Notify(struct bundle *bundle, char c) 175706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 176706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->notify.fd != -1) { 177706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int ret; 178706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 179706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ret = write(bundle->notify.fd, &c, 1); 180706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (c != EX_REDIAL && c != EX_RECONNECT) { 181706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ret == 1) 182706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogCHAT, "Parent notified of %s\n", 183706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh c == EX_NORMAL ? "success" : "failure"); 184706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 185706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed to notify parent of success\n"); 186706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(bundle->notify.fd); 187706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->notify.fd = -1; 188706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (ret == 1) 189706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogCHAT, "Parent notified of %s\n", ex_desc(c)); 190706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 191706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed to notify parent of %s\n", ex_desc(c)); 192706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 193706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 194706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 195706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 196706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_ClearQueues(void *v) 197706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 198706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 199706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 200706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 201706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Clearing choked output queue\n"); 202706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->choked.timer); 203706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 204706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 205706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Emergency time: 206706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 207706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * We've had a full queue for PACKET_DEL_SECS seconds without being 208706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * able to get rid of any of the packets. We've probably given up 209706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * on the redials at this point, and the queued data has almost 210706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * definitely been timed out by the layer above. As this is preventing 211706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * us from reading the TUN_NAME device (we don't want to buffer stuff 212706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * indefinitely), we may as well nuke this data and start with a clean 213706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * slate ! 214706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 215706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Unfortunately, this has the side effect of shafting any compression 216706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * dictionaries in use (causing the relevant RESET_REQ/RESET_ACK). 217706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 218706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 219706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_DeleteQueues(&bundle->ncp); 220706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 221706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_DeleteQueue(dl->physical); 222706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 223706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 224706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 225706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LinkAdded(struct bundle *bundle, struct datalink *dl) 226706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 227706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.all |= dl->physical->type; 228706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state == DATALINK_OPEN) 229706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.open |= dl->physical->type; 230706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 231706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 232706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((bundle->phys_type.open & (PHYS_DEDICATED|PHYS_DDIAL)) 233706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh != bundle->phys_type.open && bundle->session.timer.state == TIMER_STOPPED) 234706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 235706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StartSessionTimer(bundle, 0); 236706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 237706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 238706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((bundle->phys_type.open & (PHYS_DEDICATED|PHYS_DDIAL)) 239706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh != bundle->phys_type.open && bundle->idle.timer.state == TIMER_STOPPED) 240706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* We may need to start our idle timer */ 241706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StartIdleTimer(bundle, 0); 242706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 243706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 244706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 245706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LinksRemoved(struct bundle *bundle) 246706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 247706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 248706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 249706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.all = bundle->phys_type.open = 0; 250706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 251706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinkAdded(bundle, dl); 252706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 253706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_CalculateBandwidth(bundle); 254706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&bundle->ncp.mp); 255706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 256706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((bundle->phys_type.open & (PHYS_DEDICATED|PHYS_DDIAL)) 257706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh == bundle->phys_type.open) { 258706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 259706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 260706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopSessionTimer(bundle); 261706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 262706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopIdleTimer(bundle); 263706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 264706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 265706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 266706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 267706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LayerUp(void *v, struct fsm *fp) 268706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 269706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 270706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * The given fsm is now up 271706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's an LCP, adjust our phys_mode.open value and check the 272706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * autoload timer. 273706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the first NCP, calculate our bandwidth 274706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the first NCP, set our ``upat'' time 275706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the first NCP, start the idle timer. 276706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's an NCP, tell our -background parent to go away. 277706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the first NCP, start the autoload timer 278706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 279706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 280706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 281706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (fp->proto == PROTO_LCP) { 282706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct physical *p = link2physical(fp->link); 283706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 284706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinkAdded(bundle, p->dl); 285706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&bundle->ncp.mp); 286706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (isncp(fp->proto)) { 287706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ncp_LayersOpen(&fp->bundle->ncp) == 1) { 288706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_CalculateBandwidth(fp->bundle); 289706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh time(&bundle->upat); 290706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 291706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 292706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StartSessionTimer(bundle, 0); 293706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 294706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StartIdleTimer(bundle, 0); 295706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&fp->bundle->ncp.mp); 296706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 297706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Notify(bundle, EX_NORMAL); 298706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (fp->proto == PROTO_CCP) 299706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_CalculateBandwidth(fp->bundle); /* Against ccp_MTUOverhead */ 300706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 301706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 302706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 303706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LayerDown(void *v, struct fsm *fp) 304706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 305706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 306706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * The given FSM has been told to come down. 307706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's our last NCP, stop the idle timer. 308706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's our last NCP, clear our ``upat'' value. 309706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's our last NCP, stop the autoload timer 310706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's an LCP, adjust our phys_type.open value and any timers. 311706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's an LCP and we're in multilink mode, adjust our tun 312706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the last LCP, down all NCPs 313706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * speed and make sure our minimum sequence number is adjusted. 314706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 315706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 316706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 317706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 318706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (isncp(fp->proto)) { 319706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ncp_LayersOpen(&fp->bundle->ncp) == 0) { 320706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 321706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 322706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopSessionTimer(bundle); 323706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 324706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopIdleTimer(bundle); 325706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->upat = 0; 326706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_StopAutoloadTimer(&bundle->ncp.mp); 327706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 328706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (fp->proto == PROTO_LCP) { 329706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 330706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *lost; 331706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int others_active; 332706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 333706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinksRemoved(bundle); /* adjust timers & phys_type values */ 334706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 335706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh lost = NULL; 336706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh others_active = 0; 337706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) { 338706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (fp == &dl->physical->link.lcp.fsm) 339706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh lost = dl; 340706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else if (dl->state != DATALINK_CLOSED && dl->state != DATALINK_HANGUP) 341706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh others_active++; 342706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 343706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 344706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->ncp.mp.active) { 345706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_CalculateBandwidth(bundle); 346706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 347706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (lost) 348706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_LinkLost(&bundle->ncp.mp, lost); 349706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 350706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogALERT, "Oops, lost an unrecognised datalink (%s) !\n", 351706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fp->link->name); 352706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 353706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 354706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!others_active) { 355706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Down the NCPs. We don't expect to get fsm_Close()d ourself ! */ 356706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp2initial(&bundle->ncp); 357706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 358706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 359706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 360706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 361706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 362706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 363706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LayerFinish(void *v, struct fsm *fp) 364706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 365706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* The given fsm is now down (fp cannot be NULL) 366706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 367706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the last NCP, fsm_Close all LCPs 368706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the last NCP, bring any MP layer down 369706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 370706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 371706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 372706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 373706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 374706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (isncp(fp->proto) && !ncp_LayersUnfinished(&bundle->ncp)) { 375706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle_Phase(bundle) != PHASE_DEAD) 376706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_NewPhase(bundle, PHASE_TERMINATE); 377706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 378706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state == DATALINK_OPEN) 379706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Close(dl, CLOSE_STAYDOWN); 380706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fsm2initial(fp); 381706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 382706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 383706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 384706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 385706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 386706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Close(struct bundle *bundle, const char *name, int how) 387706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 388706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 389706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Please close the given datalink. 390706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If name == NULL or name is the last datalink, fsm_Close all NCPs 391706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * (except our MP) 392706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it isn't the last datalink, just Close that datalink. 393706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 394706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 395706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl, *this_dl; 396706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int others_active; 397706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 398706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh others_active = 0; 399706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh this_dl = NULL; 400706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 401706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) { 402706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name && !strcasecmp(name, dl->name)) 403706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh this_dl = dl; 404706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name == NULL || this_dl == dl) { 405706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch (how) { 406706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CLOSE_LCP: 407706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_DontHangup(dl); 408706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 409706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case CLOSE_STAYDOWN: 410706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_StayDown(dl); 411706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 412706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 413706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (dl->state != DATALINK_CLOSED && dl->state != DATALINK_HANGUP) 414706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh others_active++; 415706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 416706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 417706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name && this_dl == NULL) { 418706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s: Invalid datalink name\n", name); 419706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 420706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 421706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 422706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!others_active) { 423706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 424706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 425706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopSessionTimer(bundle); 426706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 427706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopIdleTimer(bundle); 428706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ncp_LayersUnfinished(&bundle->ncp)) 429706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_Close(&bundle->ncp); 430706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else { 431706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp2initial(&bundle->ncp); 432706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 433706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 434706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Close(dl, how); 435706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 436706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (this_dl && this_dl->state != DATALINK_CLOSED && 437706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh this_dl->state != DATALINK_HANGUP) 438706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Close(this_dl, how); 439706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 440706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 441706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 442706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Down(struct bundle *bundle, int how) 443706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 444706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 445706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 446706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 447706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Down(dl, how); 448706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 449706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 450706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 451706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_UpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e, int *n) 452706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 453706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = descriptor2bundle(d); 454706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 455706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int result, nlinks; 456706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh u_short ifqueue; 457706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh size_t queued; 458706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 459706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result = 0; 460706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 461706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* If there are aren't many packets queued, look for some more. */ 462706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (nlinks = 0, dl = bundle->links; dl; dl = dl->next) 463706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nlinks++; 464706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 465706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (nlinks) { 466706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh queued = r ? ncp_FillPhysicalQueues(&bundle->ncp, bundle) : 467706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_QueueLen(&bundle->ncp); 468706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 469706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (r && (bundle->phase == PHASE_NETWORK || 470706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.all & PHYS_AUTO)) { 471706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* enough surplus so that we can tell if we're getting swamped */ 472706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ifqueue = nlinks > bundle->cfg.ifqueue ? nlinks : bundle->cfg.ifqueue; 473706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (queued < ifqueue) { 474706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Not enough - select() for more */ 475706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->choked.timer.state == TIMER_RUNNING) 476706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->choked.timer); /* Not needed any more */ 477706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh FD_SET(bundle->dev.fd, r); 478706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (*n < bundle->dev.fd + 1) 479706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *n = bundle->dev.fd + 1; 480706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogTIMER, "%s: fdset(r) %d\n", TUN_NAME, bundle->dev.fd); 481706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result++; 482706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (bundle->choked.timer.state == TIMER_STOPPED) { 483706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->choked.timer.func = bundle_ClearQueues; 484706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->choked.timer.name = "output choke"; 485706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->choked.timer.load = bundle->cfg.choked.timeout * SECTICKS; 486706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->choked.timer.arg = bundle; 487706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Start(&bundle->choked.timer); 488706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 489706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 490706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 491706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 492706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 493706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result += descriptor_UpdateSet(&bundle->radius.desc, r, w, e, n); 494706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 495706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 496706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Which links need a select() ? */ 497706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 498706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result += descriptor_UpdateSet(&dl->desc, r, w, e, n); 499706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 500706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 501706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * This *MUST* be called after the datalink UpdateSet()s as it 502706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * might be ``holding'' one of the datalinks (death-row) and 503706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * wants to be able to de-select() it from the descriptor set. 504706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 505706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result += descriptor_UpdateSet(&bundle->ncp.mp.server.desc, r, w, e, n); 506706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 507706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return result; 508706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 509706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 510706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 511706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_IsSet(struct fdescriptor *d, const fd_set *fdset) 512706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 513706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = descriptor2bundle(d); 514706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 515706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 516706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 517706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&dl->desc, fdset)) 518706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 519706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 520706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 521706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&bundle->radius.desc, fdset)) 522706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 523706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 524706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 525706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&bundle->ncp.mp.server.desc, fdset)) 526706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 527706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 528706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return FD_ISSET(bundle->dev.fd, fdset); 529706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 530706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 531706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 532706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DescriptorRead(struct fdescriptor *d __unused, struct bundle *bundle, 533706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const fd_set *fdset) 534706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 535706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 536706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned secs; 537706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh u_int32_t af; 538706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 539706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&bundle->ncp.mp.server.desc, fdset)) 540706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh descriptor_Read(&bundle->ncp.mp.server.desc, bundle, fdset); 541706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 542706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 543706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&dl->desc, fdset)) 544706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh descriptor_Read(&dl->desc, bundle, fdset); 545706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 546706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 547706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&bundle->radius.desc, fdset)) 548706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh descriptor_Read(&bundle->radius.desc, bundle, fdset); 549706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 550706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 551706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (FD_ISSET(bundle->dev.fd, fdset)) { 552706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct tun_data tun; 553706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int n, pri; 554706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh u_char *data; 555706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh size_t sz; 556706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 557706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->dev.header) { 558706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh data = (u_char *)&tun; 559706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sz = sizeof tun; 560706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 561706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh data = tun.data; 562706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sz = sizeof tun.data; 563706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 564706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 565706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* something to read from tun */ 566706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 567706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh n = read(bundle->dev.fd, data, sz); 568706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (n < 0) { 569706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s: read: %s\n", bundle->dev.Name, strerror(errno)); 570706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 571706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 572706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 573706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->dev.header) { 574706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh n -= sz - sizeof tun.data; 575706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (n <= 0) { 576706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: read: Got only %d bytes of data !\n", 577706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->dev.Name, n); 578706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 579706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 580706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh af = ntohl(tun.header.family); 581706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NOINET6 582706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (af != AF_INET && af != AF_INET6) 583706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#else 584706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (af != AF_INET) 585706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 586706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* XXX: Should be maintaining drop/family counts ! */ 587706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 588706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 589706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh af = AF_INET; 590706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 591706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (af == AF_INET && ((struct ip *)tun.data)->ip_dst.s_addr == 592706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->ncp.ipcp.my_ip.s_addr) { 593706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* we've been asked to send something addressed *to* us :( */ 594706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (Enabled(bundle, OPT_LOOPBACK)) { 595706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pri = PacketCheck(bundle, af, tun.data, n, &bundle->filter.in, 596706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, NULL); 597706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (pri >= 0) { 598706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh n += sz - sizeof tun.data; 599706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh write(bundle->dev.fd, data, n); 600706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Looped back packet addressed to myself\n"); 601706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 602706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 603706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 604706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Oops - forwarding packet addressed to myself\n"); 605706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 606706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 607706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 608706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Process on-demand dialup. Output packets are queued within the tunnel 609706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * device until the appropriate NCP is opened. 610706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 611706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 612706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle_Phase(bundle) == PHASE_DEAD) { 613706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 614706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Note, we must be in AUTO mode :-/ otherwise our interface should 615706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * *not* be UP and we can't receive data 616706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 617706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pri = PacketCheck(bundle, af, tun.data, n, &bundle->filter.dial, 618706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, NULL); 619706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (pri >= 0) 620706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Open(bundle, NULL, PHYS_AUTO, 0); 621706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 622706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 623706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Drop the packet. If we were to queue it, we'd just end up with 624706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * a pile of timed-out data in our output queue by the time we get 625706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * around to actually dialing. We'd also prematurely reach the 626706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * threshold at which we stop select()ing to read() the tun 627706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * device - breaking auto-dial. 628706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 629706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 630706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 631706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 632706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = 0; 633706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pri = PacketCheck(bundle, af, tun.data, n, &bundle->filter.out, 634706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh NULL, &secs); 635706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (pri >= 0) { 636706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Prepend the number of seconds timeout given in the filter */ 637706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh tun.header.timeout = secs; 638706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_Enqueue(&bundle->ncp, af, pri, (char *)&tun, n + sizeof tun.header); 639706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 640706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 641706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 642706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 643706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 644706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DescriptorWrite(struct fdescriptor *d __unused, struct bundle *bundle, 645706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const fd_set *fdset) 646706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 647706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 648706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int result = 0; 649706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 650706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* This is not actually necessary as struct mpserver doesn't Write() */ 651706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&bundle->ncp.mp.server.desc, fdset)) 652706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_Write(&bundle->ncp.mp.server.desc, bundle, fdset) == 1) 653706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result++; 654706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 655706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 656706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (descriptor_IsSet(&dl->desc, fdset)) 657706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch (descriptor_Write(&dl->desc, bundle, fdset)) { 658706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case -1: 659706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_ComeDown(dl, CLOSE_NORMAL); 660706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 661706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case 1: 662706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result++; 663706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 664706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 665706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return result; 666706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 667706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 668706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 669706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LockTun(struct bundle *bundle) 670706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 671706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh FILE *lockfile; 672706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char pidfile[PATH_MAX]; 673706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 674706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh snprintf(pidfile, sizeof pidfile, "%stun%d.pid", _PATH_VARRUN, bundle->unit); 675706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh lockfile = ID0fopen(pidfile, "w"); 676706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (lockfile != NULL) { 677706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fprintf(lockfile, "%d\n", (int)getpid()); 678706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fclose(lockfile); 679706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 680706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef RELEASE_CRUNCH 681706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 682706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Warning: Can't create %s: %s\n", 683706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pidfile, strerror(errno)); 684706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 685706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 686706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 687706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 688706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_UnlockTun(struct bundle *bundle) 689706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 690706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char pidfile[PATH_MAX]; 691706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 692706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh snprintf(pidfile, sizeof pidfile, "%stun%d.pid", _PATH_VARRUN, bundle->unit); 693706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ID0unlink(pidfile); 694706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 695706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 696706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct bundle * 697706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Create(const char *prefix, int type, int unit) 698706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 699706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh static struct bundle bundle; /* there can be only one */ 700706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int enoentcount, err, minunit, maxunit; 701706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const char *ifname; 702706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#if defined(__FreeBSD__) && !defined(NOKLDLOAD) 703706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int kldtried; 704706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 705706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#if defined(TUNSIFMODE) || defined(TUNSLMODE) || defined(TUNSIFHEAD) 706706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int iff; 707706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 708706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 709706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.iface != NULL) { /* Already allocated ! */ 710706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogALERT, "bundle_Create: There's only one BUNDLE !\n"); 711706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 712706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 713706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 714706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (unit == -1) { 715706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh minunit = 0; 716706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh maxunit = -1; 717706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 718706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh minunit = unit; 719706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh maxunit = unit + 1; 720706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 721706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh err = ENOENT; 722706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh enoentcount = 0; 723706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#if defined(__FreeBSD__) && !defined(NOKLDLOAD) 724706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh kldtried = 0; 725706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 726706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (bundle.unit = minunit; bundle.unit != maxunit; bundle.unit++) { 727706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh snprintf(bundle.dev.Name, sizeof bundle.dev.Name, "%s%d", 728706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prefix, bundle.unit); 729706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.dev.fd = ID0open(bundle.dev.Name, O_RDWR); 730706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.dev.fd >= 0) 731706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 732706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else if (errno == ENXIO || errno == ENOENT) { 733706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#if defined(__FreeBSD__) && !defined(NOKLDLOAD) 734706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.unit == minunit && !kldtried++) { 735706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 736706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Attempt to load the tunnel interface KLD if it isn't loaded 737706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * already. 738706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 739706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (loadmodules(LOAD_VERBOSLY, "if_tun", NULL)) 740706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.unit--; 741706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh continue; 742706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 743706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 744706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (errno != ENOENT || ++enoentcount > 2) { 745706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh err = errno; 746706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 747706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 748706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 749706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh err = errno; 750706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 751706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 752706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.dev.fd < 0) { 753706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (unit == -1) 754706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "No available tunnel devices found (%s)\n", 755706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(err)); 756706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 757706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "%s%d: %s\n", prefix, unit, strerror(err)); 758706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 759706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 760706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 761706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_SetTun(bundle.unit); 762706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 763706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ifname = strrchr(bundle.dev.Name, '/'); 764706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ifname == NULL) 765706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ifname = bundle.dev.Name; 766706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 767706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ifname++; 768706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 769706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.iface = iface_Create(ifname); 770706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.iface == NULL) { 771706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(bundle.dev.fd); 772706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 773706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 774706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 775706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef TUNSIFMODE 776706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Make sure we're POINTOPOINT & IFF_MULTICAST */ 777706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iff = IFF_POINTOPOINT | IFF_MULTICAST; 778706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ID0ioctl(bundle.dev.fd, TUNSIFMODE, &iff) < 0) 779706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "bundle_Create: ioctl(TUNSIFMODE): %s\n", 780706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 781706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 782706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 783706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef TUNSLMODE 784706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Make sure we're not prepending sockaddrs */ 785706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iff = 0; 786706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ID0ioctl(bundle.dev.fd, TUNSLMODE, &iff) < 0) 787706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "bundle_Create: ioctl(TUNSLMODE): %s\n", 788706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 789706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 790706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 791706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef TUNSIFHEAD 792706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* We want the address family please ! */ 793706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iff = 1; 794706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ID0ioctl(bundle.dev.fd, TUNSIFHEAD, &iff) < 0) { 795706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "bundle_Create: ioctl(TUNSIFHEAD): %s\n", 796706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 797706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.dev.header = 0; 798706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 799706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.dev.header = 1; 800706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#else 801706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef __OpenBSD__ 802706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Always present for OpenBSD */ 803706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.dev.header = 1; 804706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#else 805706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 806706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If TUNSIFHEAD isn't available and we're not OpenBSD, assume 807706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * everything's AF_INET (hopefully the tun device won't pass us 808706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * anything else !). 809706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 810706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.dev.header = 0; 811706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 812706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 813706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 814706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Using interface: %s\n", ifname); 815706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 816706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.bandwidth = 0; 817706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.routing_seq = 0; 818706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.phase = PHASE_DEAD; 819706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.CleaningUp = 0; 820706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.NatEnabled = 0; 821706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 822706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.fsm.LayerStart = bundle_LayerStart; 823706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.fsm.LayerUp = bundle_LayerUp; 824706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.fsm.LayerDown = bundle_LayerDown; 825706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.fsm.LayerFinish = bundle_LayerFinish; 826706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.fsm.object = &bundle; 827706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 828706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.cfg.idle.timeout = NCP_IDLE_TIMEOUT; 829706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.cfg.idle.min_timeout = 0; 830706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *bundle.cfg.auth.name = '\0'; 831706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *bundle.cfg.auth.key = '\0'; 832706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.cfg.optmask = (1ull << OPT_IDCHECK) | (1ull << OPT_LOOPBACK) | 833706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (1ull << OPT_SROUTES) | (1ull << OPT_TCPMSSFIXUP) | 834706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (1ull << OPT_THROUGHPUT) | (1ull << OPT_UTMP) | 835706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (1ull << OPT_NAS_IP_ADDRESS) | 836706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (1ull << OPT_NAS_IDENTIFIER); 837706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NOINET6 838706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh opt_enable(&bundle, OPT_IPCP); 839706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (probe.ipv6_available) 840706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh opt_enable(&bundle, OPT_IPV6CP); 841706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 842706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *bundle.cfg.label = '\0'; 843706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.cfg.ifqueue = DEF_IFQUEUE; 844706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.cfg.choked.timeout = CHOKED_TIMEOUT; 845706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.phys_type.all = type; 846706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.phys_type.open = 0; 847706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.upat = 0; 848706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 849706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.links = datalink_Create("deflink", &bundle, type); 850706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle.links == NULL) { 851706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogALERT, "Cannot create data link: %s\n", strerror(errno)); 852706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iface_Destroy(bundle.iface); 853706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.iface = NULL; 854706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(bundle.dev.fd); 855706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 856706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 857706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 858706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.desc.type = BUNDLE_DESCRIPTOR; 859706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.desc.UpdateSet = bundle_UpdateSet; 860706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.desc.IsSet = bundle_IsSet; 861706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.desc.Read = bundle_DescriptorRead; 862706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.desc.Write = bundle_DescriptorWrite; 863706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 864706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_Init(&bundle.ncp, &bundle); 865706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 866706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&bundle.filter, '\0', sizeof bundle.filter); 867706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.in.fragok = bundle.filter.in.logok = 1; 868706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.in.name = "IN"; 869706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.out.fragok = bundle.filter.out.logok = 1; 870706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.out.name = "OUT"; 871706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.dial.name = "DIAL"; 872706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.dial.logok = 1; 873706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.alive.name = "ALIVE"; 874706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.alive.logok = 1; 875706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh { 876706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int i; 877706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (i = 0; i < MAXFILTERS; i++) { 878706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.in.rule[i].f_action = A_NONE; 879706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.out.rule[i].f_action = A_NONE; 880706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.dial.rule[i].f_action = A_NONE; 881706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.filter.alive.rule[i].f_action = A_NONE; 882706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 883706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 884706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&bundle.idle.timer, '\0', sizeof bundle.idle.timer); 885706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.idle.done = 0; 886706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle.notify.fd = -1; 887706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&bundle.choked.timer, '\0', sizeof bundle.choked.timer); 888706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 889706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh radius_Init(&bundle.radius); 890706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 891706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 892706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Clean out any leftover crud */ 893706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iface_Clear(bundle.iface, &bundle.ncp, 0, IFACE_CLEAR_ALL); 894706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 895706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LockTun(&bundle); 896706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 897706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return &bundle; 898706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 899706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 900706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 901706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DownInterface(struct bundle *bundle) 902706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 903706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh route_IfDelete(bundle, 1); 904706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iface_ClearFlags(bundle->iface->name, IFF_UP); 905706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 906706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 907706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 908706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Destroy(struct bundle *bundle) 909706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 910706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 911706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 912706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 913706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Clean up the interface. We don't really need to do the timer_Stop()s, 914706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * mp_Down(), iface_Clear() and bundle_DownInterface() unless we're getting 915706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * out under exceptional conditions such as a descriptor exception. 916706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 917706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->idle.timer); 918706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->choked.timer); 919706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 920706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iface_Clear(bundle->iface, &bundle->ncp, 0, IFACE_CLEAR_ALL); 921706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_DownInterface(bundle); 922706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 923706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 924706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Tell the radius server the bad news */ 925706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh radius_Destroy(&bundle->radius); 926706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 927706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 928706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Again, these are all DATALINK_CLOSED unless we're abending */ 929706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl = bundle->links; 930706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (dl) 931706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl = datalink_Destroy(dl); 932706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 933706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp_Destroy(&bundle->ncp); 934706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 935706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(bundle->dev.fd); 936706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_UnlockTun(bundle); 937706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 938706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* In case we never made PHASE_NETWORK */ 939706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Notify(bundle, EX_ERRDEAD); 940706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 941706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iface_Destroy(bundle->iface); 942706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface = NULL; 943706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 944706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 945706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 946706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LinkClosed(struct bundle *bundle, struct datalink *dl) 947706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 948706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 949706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Our datalink has closed. 950706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * CleanDatalinks() (called from DoLoop()) will remove closed 951706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * BACKGROUND, FOREGROUND and DIRECT links. 952706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * If it's the last data link, enter phase DEAD. 953706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 954706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * NOTE: dl may not be in our list (bundle_SendDatalink()) ! 955706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 956706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 957706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *odl; 958706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int other_links; 959706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 960706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_SetTtyCommandMode(dl); 961706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 962706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh other_links = 0; 963706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (odl = bundle->links; odl; odl = odl->next) 964706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (odl != dl && odl->state != DATALINK_CLOSED) 965706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh other_links++; 966706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 967706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!other_links) { 968706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->physical->type != PHYS_AUTO) /* Not in -auto mode */ 969706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_DownInterface(bundle); 970706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ncp2initial(&bundle->ncp); 971706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_Down(&bundle->ncp.mp); 972706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_NewPhase(bundle, PHASE_DEAD); 973706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 974706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.sessiontime) 975706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopSessionTimer(bundle); 976706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 977706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopIdleTimer(bundle); 978706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 979706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 980706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 981706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 982706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Open(struct bundle *bundle, const char *name, int mask, int force) 983706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 984706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 985706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Please open the given datalink, or all if name == NULL 986706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 987706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 988706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 989706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 990706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name == NULL || !strcasecmp(dl->name, name)) { 991706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((mask & dl->physical->type) && 992706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (dl->state == DATALINK_CLOSED || 993706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (force && dl->state == DATALINK_OPENING && 994706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->dial.timer.state == TIMER_RUNNING) || 995706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->state == DATALINK_READY)) { 996706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&dl->dial.timer); /* We're finished with this */ 997706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Up(dl, 1, 1); 998706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (mask & PHYS_AUTO) 999706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; /* Only one AUTO link at a time */ 1000706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1001706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name != NULL) 1002706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1003706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1004706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1005706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1006706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstruct datalink * 1007706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle2datalink(struct bundle *bundle, const char *name) 1008706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1009706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1010706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1011706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (name != NULL) { 1012706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1013706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!strcasecmp(dl->name, name)) 1014706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return dl; 1015706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (bundle->links && !bundle->links->next) 1016706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return bundle->links; 1017706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1018706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 1019706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1020706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1021706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1022706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_ShowLinks(struct cmdargs const *arg) 1023706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1024706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1025706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct pppThroughput *t; 1026706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned long long octets; 1027706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int secs; 1028706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1029706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = arg->bundle->links; dl; dl = dl->next) { 1030706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh octets = MAX(dl->physical->link.stats.total.in.OctetsPerSecond, 1031706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->physical->link.stats.total.out.OctetsPerSecond); 1032706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1033706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "Name: %s [%s, %s]", 1034706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->name, mode2Nam(dl->physical->type), datalink_State(dl)); 1035706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->physical->link.stats.total.rolling && dl->state == DATALINK_OPEN) 1036706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " bandwidth %d, %llu bps (%llu bytes/sec)", 1037706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->mp.bandwidth ? dl->mp.bandwidth : 1038706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_GetSpeed(dl->physical), 1039706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh octets * 8, octets); 1040706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "\n"); 1041706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1042706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1043706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh t = &arg->bundle->ncp.mp.link.stats.total; 1044706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh octets = MAX(t->in.OctetsPerSecond, t->out.OctetsPerSecond); 1045706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = t->downtime ? 0 : throughput_uptime(t); 1046706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (secs > t->SamplePeriod) 1047706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = t->SamplePeriod; 1048706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (secs) 1049706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "Currently averaging %llu bps (%llu bytes/sec)" 1050706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh " over the last %d secs\n", octets * 8, octets, secs); 1051706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1052706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1053706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1054706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1055706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic const char * 1056706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehoptval(struct bundle *bundle, int opt) 1057706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1058706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return Enabled(bundle, opt) ? "enabled" : "disabled"; 1059706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1060706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1061706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1062706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_ShowStatus(struct cmdargs const *arg) 1063706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1064706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int remaining; 1065706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1066706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "Phase %s\n", bundle_PhaseName(arg->bundle)); 1067706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Device: %s\n", arg->bundle->dev.Name); 1068706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Interface: %s @ %lubps", 1069706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->iface->name, arg->bundle->bandwidth); 1070706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1071706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (arg->bundle->upat) { 1072706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int secs = bundle_Uptime(arg->bundle); 1073706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1074706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, ", up time %d:%02d:%02d", secs / 3600, 1075706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (secs / 60) % 60, secs % 60); 1076706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1077706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "\n Queued: %lu of %u\n", 1078706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (unsigned long)ncp_QueueLen(&arg->bundle->ncp), 1079706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->cfg.ifqueue); 1080706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1081706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "\nDefaults:\n"); 1082706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Label: %s\n", 1083706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->cfg.label); 1084706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Auth name: %s\n", 1085706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->cfg.auth.name); 1086706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Diagnostic socket: "); 1087706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (*server.cfg.sockname != '\0') { 1088706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "%s", server.cfg.sockname); 1089706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (server.cfg.mask != (mode_t)-1) 1090706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, ", mask 0%03o", (int)server.cfg.mask); 1091706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "%s\n", server.fd == -1 ? " (not open)" : ""); 1092706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (server.cfg.port != 0) 1093706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "TCP port %d%s\n", server.cfg.port, 1094706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh server.fd == -1 ? " (not open)" : ""); 1095706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1096706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "none\n"); 1097706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1098706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Choked Timer: %us\n", 1099706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->cfg.choked.timeout); 1100706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1101706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 1102706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh radius_Show(&arg->bundle->radius, arg->prompt); 1103706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 1104706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1105706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Idle Timer: "); 1106706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (arg->bundle->cfg.idle.timeout) { 1107706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "%us", arg->bundle->cfg.idle.timeout); 1108706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (arg->bundle->cfg.idle.min_timeout) 1109706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, ", min %us", 1110706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh arg->bundle->cfg.idle.min_timeout); 1111706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh remaining = bundle_RemainingIdleTime(arg->bundle); 1112706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (remaining != -1) 1113706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " (%ds remaining)", remaining); 1114706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "\n"); 1115706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 1116706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, "disabled\n"); 1117706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1118706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Filter Decap: %-20.20s", 1119706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_FILTERDECAP)); 1120706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " ID check: %s\n", 1121706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_IDCHECK)); 1122706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Iface-Alias: %-20.20s", 1123706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_IFACEALIAS)); 1124706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NOINET6 1125706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " IPCP: %s\n", 1126706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_IPCP)); 1127706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " IPV6CP: %-20.20s", 1128706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_IPV6CP)); 1129706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 1130706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Keep-Session: %s\n", 1131706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_KEEPSESSION)); 1132706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Loopback: %-20.20s", 1133706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_LOOPBACK)); 1134706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " PasswdAuth: %s\n", 1135706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_PASSWDAUTH)); 1136706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Proxy: %-20.20s", 1137706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_PROXY)); 1138706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Proxyall: %s\n", 1139706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_PROXYALL)); 1140706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Sticky Routes: %-20.20s", 1141706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_SROUTES)); 1142706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " TCPMSS Fixup: %s\n", 1143706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_TCPMSSFIXUP)); 1144706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Throughput: %-20.20s", 1145706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_THROUGHPUT)); 1146706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " Utmp Logging: %s\n", 1147706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_UTMP)); 1148706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " NAS-IP-Address: %-20.20s", 1149706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_NAS_IP_ADDRESS)); 1150706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh prompt_Printf(arg->prompt, " NAS-Identifier: %s\n", 1151706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh optval(arg->bundle, OPT_NAS_IDENTIFIER)); 1152706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1153706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1154706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1155706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1156706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 1157706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_IdleTimeout(void *v) 1158706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1159706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 1160706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1161706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Idle timer expired\n"); 1162706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopIdleTimer(bundle); 1163706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Close(bundle, NULL, CLOSE_STAYDOWN); 1164706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1165706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1166706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh/* 1167706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Start Idle timer. If timeout is reached, we call bundle_Close() to 1168706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * close LCP and link. 1169706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1170706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1171706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_StartIdleTimer(struct bundle *bundle, unsigned secs) 1172706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1173706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->idle.timer); 1174706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((bundle->phys_type.open & (PHYS_DEDICATED|PHYS_DDIAL)) != 1175706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.open && bundle->cfg.idle.timeout) { 1176706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh time_t now = time(NULL); 1177706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1178706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (secs == 0) 1179706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = bundle->cfg.idle.timeout; 1180706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1181706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* We want at least `secs' */ 1182706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->cfg.idle.min_timeout > secs && bundle->upat) { 1183706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned up = now - bundle->upat; 1184706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1185706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->cfg.idle.min_timeout > up && 1186706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->cfg.idle.min_timeout - up > (long long)secs) 1187706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Only increase from the current `remaining' value */ 1188706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = bundle->cfg.idle.min_timeout - up; 1189706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1190706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.timer.func = bundle_IdleTimeout; 1191706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.timer.name = "idle"; 1192706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.timer.load = secs * SECTICKS; 1193706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.timer.arg = bundle; 1194706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Start(&bundle->idle.timer); 1195706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.done = now + secs; 1196706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1197706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1198706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1199706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1200706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_SetIdleTimer(struct bundle *bundle, unsigned timeout, 1201706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned min_timeout) 1202706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1203706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->cfg.idle.timeout = timeout; 1204706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->cfg.idle.min_timeout = min_timeout; 1205706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (ncp_LayersOpen(&bundle->ncp)) 1206706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StartIdleTimer(bundle, 0); 1207706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1208706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1209706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1210706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_StopIdleTimer(struct bundle *bundle) 1211706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1212706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->idle.timer); 1213706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->idle.done = 0; 1214706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1215706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1216706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic int 1217706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_RemainingIdleTime(struct bundle *bundle) 1218706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1219706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->idle.done) 1220706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return bundle->idle.done - time(NULL); 1221706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return -1; 1222706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1223706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1224706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 1225706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1226706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 1227706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_SessionTimeout(void *v) 1228706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1229706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct bundle *bundle = (struct bundle *)v; 1230706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1231706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Session-Timeout timer expired\n"); 1232706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_StopSessionTimer(bundle); 1233706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_Close(bundle, NULL, CLOSE_STAYDOWN); 1234706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1235706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1236706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1237706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_StartSessionTimer(struct bundle *bundle, unsigned secs) 1238706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1239706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->session.timer); 1240706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((bundle->phys_type.open & (PHYS_DEDICATED|PHYS_DDIAL)) != 1241706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phys_type.open && bundle->radius.sessiontime) { 1242706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh time_t now = time(NULL); 1243706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1244706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (secs == 0) 1245706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh secs = bundle->radius.sessiontime; 1246706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1247706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.timer.func = bundle_SessionTimeout; 1248706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.timer.name = "session"; 1249706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.timer.load = secs * SECTICKS; 1250706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.timer.arg = bundle; 1251706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Start(&bundle->session.timer); 1252706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.done = now + secs; 1253706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1254706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1255706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1256706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1257706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_StopSessionTimer(struct bundle *bundle) 1258706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1259706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_Stop(&bundle->session.timer); 1260706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->session.done = 0; 1261706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1262706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1263706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 1264706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1265706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1266706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_IsDead(struct bundle *bundle) 1267706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1268706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return !bundle->links || (bundle->phase == PHASE_DEAD && bundle->CleaningUp); 1269706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1270706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1271706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic struct datalink * 1272706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DatalinkLinkout(struct bundle *bundle, struct datalink *dl) 1273706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1274706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink **dlp; 1275706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1276706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dlp = &bundle->links; *dlp; dlp = &(*dlp)->next) 1277706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (*dlp == dl) { 1278706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *dlp = dl->next; 1279706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->next = NULL; 1280706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinksRemoved(bundle); 1281706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return dl; 1282706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1283706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1284706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return NULL; 1285706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1286706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1287706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehstatic void 1288706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DatalinkLinkin(struct bundle *bundle, struct datalink *dl) 1289706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1290706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink **dlp = &bundle->links; 1291706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1292706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (*dlp) 1293706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dlp = &(*dlp)->next; 1294706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1295706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *dlp = dl; 1296706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->next = NULL; 1297706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1298706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinkAdded(bundle, dl); 1299706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&bundle->ncp.mp); 1300706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1301706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1302706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1303706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_CleanDatalinks(struct bundle *bundle) 1304706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1305706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink **dlp = &bundle->links; 1306706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int found = 0; 1307706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1308706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (*dlp) 1309706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((*dlp)->state == DATALINK_CLOSED && 1310706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (*dlp)->physical->type & 1311706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (PHYS_DIRECT|PHYS_BACKGROUND|PHYS_FOREGROUND)) { 1312706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *dlp = datalink_Destroy(*dlp); 1313706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh found++; 1314706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 1315706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dlp = &(*dlp)->next; 1316706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1317706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (found) 1318706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinksRemoved(bundle); 1319706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1320706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1321706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1322706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DatalinkClone(struct bundle *bundle, struct datalink *dl, 1323706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const char *name) 1324706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1325706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle2datalink(bundle, name)) { 1326706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "Clone: %s: name already exists\n", name); 1327706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1328706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1329706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1330706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_DatalinkLinkin(bundle, datalink_Clone(dl, name)); 1331706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1332706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1333706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1334706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1335706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_DatalinkRemove(struct bundle *bundle, struct datalink *dl) 1336706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1337706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl = bundle_DatalinkLinkout(bundle, dl); 1338706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl) 1339706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Destroy(dl); 1340706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1341706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1342706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1343706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_SetLabel(struct bundle *bundle, const char *label) 1344706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1345706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (label) 1346706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strncpy(bundle->cfg.label, label, sizeof bundle->cfg.label - 1); 1347706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1348706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *bundle->cfg.label = '\0'; 1349706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1350706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1351706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehconst char * 1352706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_GetLabel(struct bundle *bundle) 1353706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1354706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return *bundle->cfg.label ? bundle->cfg.label : NULL; 1355706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1356706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1357706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1358706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_LinkSize() 1359706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1360706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct iovec iov[SCATTER_SEGMENTS]; 1361706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int niov, expect, f; 1362706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1363706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_len = strlen(Version) + 1; 1364706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_base = NULL; 1365706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh niov = 1; 1366706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (datalink2iov(NULL, iov, &niov, SCATTER_SEGMENTS, NULL, NULL) == -1) { 1367706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Cannot determine space required for link\n"); 1368706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1369706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1370706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1371706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (f = expect = 0; f < niov; f++) 1372706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh expect += iov[f].iov_len; 1373706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1374706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return expect; 1375706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1376706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1377706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1378706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_ReceiveDatalink(struct bundle *bundle, int s) 1379706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1380706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char cmsgbuf[sizeof(struct cmsghdr) + sizeof(int) * SEND_MAXFD]; 1381706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int niov, expect, f, *fd, nfd, onfd; 1382706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ssize_t got; 1383706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct iovec iov[SCATTER_SEGMENTS]; 1384706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct cmsghdr *cmsg; 1385706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct msghdr msg; 1386706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1387706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pid_t pid; 1388706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1389706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Receiving datalink\n"); 1390706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1391706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1392706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Create our scatter/gather array - passing NULL gets the space 1393706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * allocation requirement rather than actually flattening the 1394706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * structures. 1395706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1396706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_len = strlen(Version) + 1; 1397706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_base = NULL; 1398706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh niov = 1; 1399706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (datalink2iov(NULL, iov, &niov, SCATTER_SEGMENTS, NULL, NULL) == -1) { 1400706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Cannot determine space required for link\n"); 1401706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1402706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1403706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1404706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Allocate the scatter/gather array for recvmsg() */ 1405706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (f = expect = 0; f < niov; f++) { 1406706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((iov[f].iov_base = malloc(iov[f].iov_len)) == NULL) { 1407706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Cannot allocate space to receive link\n"); 1408706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1409706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1410706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (f) 1411706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh expect += iov[f].iov_len; 1412706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1413706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1414706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Set up our message */ 1415706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg = (struct cmsghdr *)cmsgbuf; 1416706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_len = sizeof cmsgbuf; 1417706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_level = SOL_SOCKET; 1418706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_type = 0; 1419706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1420706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&msg, '\0', sizeof msg); 1421706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_name = NULL; 1422706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_namelen = 0; 1423706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_iov = iov; 1424706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_iovlen = 1; /* Only send the version at the first pass */ 1425706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_control = cmsgbuf; 1426706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_controllen = sizeof cmsgbuf; 1427706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1428706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Expecting %u scatter/gather bytes\n", 1429706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (unsigned)iov[0].iov_len); 1430706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1431706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = recvmsg(s, &msg, MSG_WAITALL)) != (ssize_t)iov[0].iov_len) { 1432706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (got == -1) 1433706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed recvmsg: %s\n", strerror(errno)); 1434706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1435706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed recvmsg: Got %zd, not %u\n", 1436706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh got, (unsigned)iov[0].iov_len); 1437706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1438706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1439706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1440706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1441706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1442706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { 1443706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Recvmsg: no descriptors received !\n"); 1444706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1445706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1446706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1447706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1448706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1449706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fd = (int *)CMSG_DATA(cmsg); 1450706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nfd = ((caddr_t)cmsg + cmsg->cmsg_len - (caddr_t)fd) / sizeof(int); 1451706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1452706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (nfd < 2) { 1453706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Recvmsg: %d descriptor%s received (too few) !\n", 1454706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nfd, nfd == 1 ? "" : "s"); 1455706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1456706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[nfd]); 1457706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1458706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1459706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1460706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1461706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1462706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1463706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * We've successfully received two or more open file descriptors 1464706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * through our socket, plus a version string. Make sure it's the 1465706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * correct version, and drop the connection if it's not. 1466706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1467706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (strncmp(Version, iov[0].iov_base, iov[0].iov_len)) { 1468706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "Cannot receive datalink, incorrect version" 1469706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh " (\"%.*s\", not \"%s\")\n", (int)iov[0].iov_len, 1470706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (char *)iov[0].iov_base, Version); 1471706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1472706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[nfd]); 1473706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1474706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1475706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1476706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1477706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1478706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1479706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Everything looks good. Send the other side our process id so that 1480706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * they can transfer lock ownership, and wait for them to send the 1481706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * actual link data. 1482706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1483706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pid = getpid(); 1484706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = write(fd[1], &pid, sizeof pid)) != sizeof pid) { 1485706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (got == -1) 1486706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed write: %s\n", strerror(errno)); 1487706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1488706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed write: Got %zd, not %d\n", got, 1489706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (int)(sizeof pid)); 1490706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1491706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[nfd]); 1492706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1493706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1494706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1495706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1496706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1497706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = readv(fd[1], iov + 1, niov - 1)) != expect) { 1498706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (got == -1) 1499706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed write: %s\n", strerror(errno)); 1500706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1501706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed write: Got %zd, not %d\n", got, expect); 1502706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1503706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[nfd]); 1504706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1505706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1506706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1507706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1508706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[1]); 1509706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1510706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh onfd = nfd; /* We've got this many in our array */ 1511706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nfd -= 2; /* Don't include p->fd and our reply descriptor */ 1512706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh niov = 1; /* Skip the version id */ 1513706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl = iov2datalink(bundle, iov, &niov, sizeof iov / sizeof *iov, fd[0], 1514706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fd + 2, &nfd); 1515706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl) { 1516706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1517706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (nfd) { 1518706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "bundle_ReceiveDatalink: Failed to handle %d " 1519706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh "auxiliary file descriptors (%d remain)\n", onfd, nfd); 1520706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Destroy(dl); 1521706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1522706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[onfd--]); 1523706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[0]); 1524706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 1525706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_DatalinkLinkin(bundle, dl); 1526706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_AuthOk(dl); 1527706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_CalculateBandwidth(dl->bundle); 1528706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1529706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 1530706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd--) 1531706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[onfd--]); 1532706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[0]); 1533706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[1]); 1534706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1535706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1536706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[0].iov_base); 1537706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1538706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1539706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1540706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_SendDatalink(struct datalink *dl, int s, struct sockaddr_un *sun) 1541706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1542706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char cmsgbuf[CMSG_SPACE(sizeof(int) * SEND_MAXFD)]; 1543706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const char *constlock; 1544706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char *lock; 1545706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct cmsghdr *cmsg; 1546706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct msghdr msg; 1547706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct iovec iov[SCATTER_SEGMENTS]; 1548706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int niov, f, expect, newsid, fd[SEND_MAXFD], nfd, reply[2]; 1549706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ssize_t got; 1550706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pid_t newpid; 1551706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1552706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "Transmitting datalink %s\n", dl->name); 1553706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1554706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Record the base device name for a lock transfer later */ 1555706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh constlock = physical_LockedDevice(dl->physical); 1556706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (constlock) { 1557706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh lock = alloca(strlen(constlock) + 1); 1558706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strcpy(lock, constlock); 1559706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else 1560706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh lock = NULL; 1561706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1562706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinkClosed(dl->bundle, dl); 1563706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_DatalinkLinkout(dl->bundle, dl); 1564706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1565706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Build our scatter/gather array */ 1566706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_len = strlen(Version) + 1; 1567706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh iov[0].iov_base = strdup(Version); 1568706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh niov = 1; 1569706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nfd = 0; 1570706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1571706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fd[0] = datalink2iov(dl, iov, &niov, SCATTER_SEGMENTS, fd + 2, &nfd); 1572706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1573706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (fd[0] != -1 && socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, reply) != -1) { 1574706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1575706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * fd[1] is used to get the peer process id back, then to confirm that 1576706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * we've transferred any device locks to that process id. 1577706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1578706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh fd[1] = reply[1]; 1579706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1580706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh nfd += 2; /* Include fd[0] and fd[1] */ 1581706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh memset(&msg, '\0', sizeof msg); 1582706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1583706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_name = NULL; 1584706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_namelen = 0; 1585706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1586706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Only send the version to start... We used to send the whole lot, but 1587706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * this caused problems with our RECVBUF size as a single link is about 1588706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 22k ! This way, we should bump into no limits. 1589706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1590706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_iovlen = 1; 1591706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_iov = iov; 1592706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_control = cmsgbuf; 1593706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_controllen = CMSG_SPACE(sizeof(int) * nfd); 1594706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh msg.msg_flags = 0; 1595706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1596706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg = (struct cmsghdr *)cmsgbuf; 1597706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_len = msg.msg_controllen; 1598706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_level = SOL_SOCKET; 1599706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh cmsg->cmsg_type = SCM_RIGHTS; 1600706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1601706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (f = 0; f < nfd; f++) 1602706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh *((int *)CMSG_DATA(cmsg) + f) = fd[f]; 1603706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1604706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (f = 1, expect = 0; f < niov; f++) 1605706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh expect += iov[f].iov_len; 1606706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1607706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (setsockopt(reply[0], SOL_SOCKET, SO_SNDBUF, &expect, sizeof(int)) == -1) 1608706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "setsockopt(SO_RCVBUF, %d): %s\n", expect, 1609706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 1610706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (setsockopt(reply[1], SOL_SOCKET, SO_RCVBUF, &expect, sizeof(int)) == -1) 1611706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "setsockopt(SO_RCVBUF, %d): %s\n", expect, 1612706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh strerror(errno)); 1613706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1614706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Sending %d descriptor%s and %u bytes in scatter" 1615706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh "/gather array\n", nfd, nfd == 1 ? "" : "s", 1616706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (unsigned)iov[0].iov_len); 1617706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1618706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = sendmsg(s, &msg, 0)) == -1) 1619706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "Failed sendmsg: %s: %s\n", 1620706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, strerror(errno)); 1621706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else if (got != (ssize_t)iov[0].iov_len) 1622706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: Failed initial sendmsg: Only sent %zd of %u\n", 1623706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, got, (unsigned)iov[0].iov_len); 1624706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else { 1625706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* We must get the ACK before closing the descriptor ! */ 1626706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int res; 1627706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1628706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = read(reply[0], &newpid, sizeof newpid)) == sizeof newpid) { 1629706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Received confirmation from pid %ld\n", 1630706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (long)newpid); 1631706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (lock && (res = ID0uu_lock_txfr(lock, newpid)) != UU_LOCK_OK) 1632706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "uu_lock_txfr: %s\n", uu_lockerr(res)); 1633706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1634706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "Transmitting link (%d bytes)\n", expect); 1635706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((got = writev(reply[0], iov + 1, niov - 1)) != expect) { 1636706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (got == -1) 1637706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: Failed writev: %s\n", 1638706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, strerror(errno)); 1639706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1640706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: Failed writev: Wrote %zd of %d\n", 1641706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, got, expect); 1642706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1643706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (got == -1) 1644706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: Failed socketpair read: %s\n", 1645706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, strerror(errno)); 1646706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1647706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "%s: Failed socketpair read: Got %zd of %d\n", 1648706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh sun->sun_path, got, (int)(sizeof newpid)); 1649706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1650706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1651706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(reply[0]); 1652706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(reply[1]); 1653706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1654706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh newsid = Enabled(dl->bundle, OPT_KEEPSESSION) || 1655706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh tcgetpgrp(fd[0]) == getpgrp(); 1656706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (nfd) 1657706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd[--nfd]); 1658706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (newsid) 1659706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_setsid(dl->bundle, got != -1); 1660706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1661706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(s); 1662706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1663706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh while (niov--) 1664706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh free(iov[niov].iov_base); 1665706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1666706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1667706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1668706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_RenameDatalink(struct bundle *bundle, struct datalink *ndl, 1669706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh const char *name) 1670706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1671706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1672706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1673706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!strcasecmp(ndl->name, name)) 1674706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1675706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1676706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1677706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!strcasecmp(dl->name, name)) 1678706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1679706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1680706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Rename(ndl, name); 1681706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1682706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1683706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1684706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1685706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_SetMode(struct bundle *bundle, struct datalink *dl, int mode) 1686706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1687706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int omode; 1688706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1689706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh omode = dl->physical->type; 1690706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (omode == mode) 1691706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1692706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1693706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (mode == PHYS_AUTO && !(bundle->phys_type.all & PHYS_AUTO)) 1694706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* First auto link */ 1695706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->ncp.ipcp.peer_ip.s_addr == INADDR_ANY) { 1696706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogWARN, "You must `set ifaddr' or `open' before" 1697706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh " changing mode to %s\n", mode2Nam(mode)); 1698706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1699706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1700706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1701706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!datalink_SetMode(dl, mode)) 1702706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1703706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1704706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (mode == PHYS_AUTO && !(bundle->phys_type.all & PHYS_AUTO) && 1705706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->phase != PHASE_NETWORK) 1706706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* First auto link, we need an interface */ 1707706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ipcp_InterfaceUp(&bundle->ncp.ipcp); 1708706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1709706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Regenerate phys_type and adjust idle timer */ 1710706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LinksRemoved(bundle); 1711706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1712706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1713706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1714706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1715706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1716706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_setsid(struct bundle *bundle, int holdsession) 1717706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1718706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1719706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Lose the current session. This means getting rid of our pid 1720706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * too so that the tty device will really go away, and any getty 1721706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * etc will be allowed to restart. 1722706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1723706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pid_t pid, orig; 1724706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int fds[2]; 1725706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh char done; 1726706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1727706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1728706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!holdsession && bundle_IsDead(bundle)) { 1729706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1730706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * No need to lose our session after all... we're going away anyway 1731706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * 1732706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * We should really stop the timer and pause if holdsession is set and 1733706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * the bundle's dead, but that leaves other resources lying about :-( 1734706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1735706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1736706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1737706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1738706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh orig = getpid(); 1739706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (pipe(fds) == -1) { 1740706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "pipe: %s\n", strerror(errno)); 1741706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1742706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1743706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch ((pid = fork())) { 1744706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case -1: 1745706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "fork: %s\n", strerror(errno)); 1746706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1747706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1748706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1749706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case 0: 1750706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1751706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh read(fds[0], &done, 1); /* uu_locks are mine ! */ 1752706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1753706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (pipe(fds) == -1) { 1754706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "pipe(2): %s\n", strerror(errno)); 1755706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1756706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1757706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh switch ((pid = fork())) { 1758706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case -1: 1759706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogERROR, "fork(2): %s\n", strerror(errno)); 1760706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1761706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1762706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return; 1763706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh case 0: 1764706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1765706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_LockTun(bundle); /* update pid */ 1766706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh read(fds[0], &done, 1); /* uu_locks are mine ! */ 1767706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1768706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh setsid(); 1769706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle_ChangedPID(bundle); 1770706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%ld -> %ld: %s session control\n", 1771706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (long)orig, (long)getpid(), 1772706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh holdsession ? "Passed" : "Dropped"); 1773706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_InitService(0); /* Start the Timer Service */ 1774706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1775706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh default: 1776706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1777706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Give away all our physical locks (to the final process) */ 1778706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1779706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state != DATALINK_CLOSED) 1780706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_ChangedPid(dl->physical, pid); 1781706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh write(fds[1], "!", 1); /* done */ 1782706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1783706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh _exit(0); 1784706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1785706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1786706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1787706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh default: 1788706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[0]); 1789706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Give away all our physical locks (to the intermediate process) */ 1790706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1791706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state != DATALINK_CLOSED) 1792706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh physical_ChangedPid(dl->physical, pid); 1793706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh write(fds[1], "!", 1); /* done */ 1794706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fds[1]); 1795706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (holdsession) { 1796706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int fd, status; 1797706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1798706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh timer_TermService(); 1799706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGPIPE, SIG_DFL); 1800706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGALRM, SIG_DFL); 1801706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGHUP, SIG_DFL); 1802706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGTERM, SIG_DFL); 1803706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGINT, SIG_DFL); 1804706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh signal(SIGQUIT, SIG_DFL); 1805706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (fd = getdtablesize(); fd >= 0; fd--) 1806706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh close(fd); 1807706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1808706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Reap the intermediate process. As we're not exiting but the 1809706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * intermediate is, we don't want it to become defunct. 1810706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1811706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh waitpid(pid, &status, 0); 1812706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Tweak our process arguments.... */ 1813706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh SetTitle("session owner"); 1814706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NOSUID 1815706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh setuid(ID0realuid()); 1816706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 1817706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* 1818706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * Hang around for a HUP. This should happen as soon as the 1819706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * ppp that we passed our ctty descriptor to closes it. 1820706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * NOTE: If this process dies, the passed descriptor becomes 1821706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * invalid and will give a select() error by setting one 1822706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * of the error fds, aborting the other ppp. We don't 1823706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh * want that to happen ! 1824706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh */ 1825706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh pause(); 1826706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1827706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh _exit(0); 1828706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1829706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1830706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1831706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1832706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehunsigned 1833706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_HighestState(struct bundle *bundle) 1834706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1835706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1836706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh unsigned result = DATALINK_CLOSED; 1837706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1838706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1839706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (result < dl->state) 1840706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh result = dl->state; 1841706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1842706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return result; 1843706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1844706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1845706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1846706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Exception(struct bundle *bundle, int fd) 1847706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1848706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1849706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1850706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1851706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->physical->fd == fd) { 1852706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Down(dl, CLOSE_NORMAL); 1853706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1854706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1855706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1856706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 1857706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1858706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1859706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1860706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_AdjustFilters(struct bundle *bundle, struct ncpaddr *local, 1861706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct ncpaddr *remote) 1862706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1863706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.in, local, remote, NULL); 1864706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.out, local, remote, NULL); 1865706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.dial, local, remote, NULL); 1866706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.alive, local, remote, NULL); 1867706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1868706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1869706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1870706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_AdjustDNS(struct bundle *bundle) 1871706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1872706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct in_addr *dns = bundle->ncp.ipcp.ns.dns; 1873706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1874706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.in, NULL, NULL, dns); 1875706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.out, NULL, NULL, dns); 1876706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.dial, NULL, NULL, dns); 1877706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh filter_AdjustAddr(&bundle->filter.alive, NULL, NULL, dns); 1878706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1879706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1880706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1881706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_CalculateBandwidth(struct bundle *bundle) 1882706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1883706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1884706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int sp, overhead, maxoverhead; 1885706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1886706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->bandwidth = 0; 1887706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu = 0; 1888706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh maxoverhead = 0; 1889706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1890706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) { 1891706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh overhead = ccp_MTUOverhead(&dl->physical->link.ccp); 1892706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (maxoverhead < overhead) 1893706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh maxoverhead = overhead; 1894706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state == DATALINK_OPEN) { 1895706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if ((sp = dl->mp.bandwidth) == 0 && 1896706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh (sp = physical_GetSpeed(dl->physical)) == 0) 1897706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogDEBUG, "%s: %s: Cannot determine bandwidth\n", 1898706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh dl->name, dl->physical->name.full); 1899706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh else 1900706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->bandwidth += sp; 1901706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (!bundle->ncp.mp.active) { 1902706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu = dl->physical->link.lcp.his_mru; 1903706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1904706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1905706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1906706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1907706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1908706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->bandwidth == 0) 1909706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->bandwidth = 115200; /* Shrug */ 1910706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1911706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->ncp.mp.active) { 1912706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu = bundle->ncp.mp.peer_mrru; 1913706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh overhead = ccp_MTUOverhead(&bundle->ncp.mp.link.ccp); 1914706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (maxoverhead < overhead) 1915706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh maxoverhead = overhead; 1916706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (!bundle->iface->mtu) 1917706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu = DEF_MRU; 1918706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1919706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifndef NORADIUS 1920706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->radius.valid && bundle->radius.mtu && 1921706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->radius.mtu < bundle->iface->mtu) { 1922706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogLCP, "Reducing MTU to radius value %lu\n", 1923706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->radius.mtu); 1924706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu = bundle->radius.mtu; 1925706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1926706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 1927706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1928706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (maxoverhead) { 1929706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogLCP, "Reducing MTU from %lu to %lu (CCP requirement)\n", 1930706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu, bundle->iface->mtu - maxoverhead); 1931706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh bundle->iface->mtu -= maxoverhead; 1932706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1933706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1934706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh tun_configure(bundle); 1935706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1936706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh route_UpdateMTU(bundle); 1937706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1938706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1939706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 1940706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_AutoAdjust(struct bundle *bundle, int percent, int what) 1941706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1942706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl, *choice, *otherlinkup; 1943706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1944706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh choice = otherlinkup = NULL; 1945706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (dl = bundle->links; dl; dl = dl->next) 1946706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->physical->type == PHYS_AUTO) { 1947706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->state == DATALINK_OPEN) { 1948706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (what == AUTO_DOWN) { 1949706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (choice) 1950706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh otherlinkup = choice; 1951706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh choice = dl; 1952706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1953706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (dl->state == DATALINK_CLOSED) { 1954706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (what == AUTO_UP) { 1955706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh choice = dl; 1956706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1957706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1958706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else { 1959706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* An auto link in an intermediate state - forget it for the moment */ 1960706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh choice = NULL; 1961706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh break; 1962706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1963706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (dl->state == DATALINK_OPEN && what == AUTO_DOWN) 1964706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh otherlinkup = dl; 1965706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1966706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (choice) { 1967706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (what == AUTO_UP) { 1968706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%d%% saturation -> Opening link ``%s''\n", 1969706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh percent, choice->name); 1970706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Up(choice, 1, 1); 1971706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&bundle->ncp.mp); 1972706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (otherlinkup) { /* Only bring the second-last link down */ 1973706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh log_Printf(LogPHASE, "%d%% saturation -> Closing link ``%s''\n", 1974706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh percent, choice->name); 1975706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh datalink_Close(choice, CLOSE_STAYDOWN); 1976706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh mp_CheckAutoloadTimer(&bundle->ncp.mp); 1977706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1978706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1979706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 1980706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1981706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 1982706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_WantAutoloadTimer(struct bundle *bundle) 1983706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 1984706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh struct datalink *dl; 1985706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh int autolink, opened; 1986706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 1987706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->phase == PHASE_NETWORK) { 1988706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh for (autolink = opened = 0, dl = bundle->links; dl; dl = dl->next) 1989706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (dl->physical->type == PHYS_AUTO) { 1990706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (++autolink == 2 || (autolink == 1 && opened)) 1991706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* Two auto links or one auto and one open in NETWORK phase */ 1992706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1993706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } else if (dl->state == DATALINK_OPEN) { 1994706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh opened++; 1995706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (autolink) 1996706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh /* One auto and one open link in NETWORK phase */ 1997706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 1; 1998706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 1999706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh } 2000706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 2001706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 2002706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 2003706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 2004706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehvoid 2005706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_ChangedPID(struct bundle *bundle) 2006706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 2007706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#ifdef TUNSIFPID 2008706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh ioctl(bundle->dev.fd, TUNSIFPID, 0); 2009706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh#endif 2010706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 2011706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 2012706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehint 2013706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yehbundle_Uptime(struct bundle *bundle) 2014706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh{ 2015706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh if (bundle->upat) 2016706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return time(NULL) - bundle->upat; 2017706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh 2018706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh return 0; 2019706e567fc5ff6b79738a5f470e5aa7b2cae76459Chia-chi Yeh} 2020