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freebsd/usr.sbin/ppp/command.c
Brian Somers 41c6c54314 Add a ttyXX.if file in /var/run that points to 
the tunX.pid file.  Change the ppp.tunX.pid name
to tunX.pid

Requested by:	Daniel O Callaghan <danny@panda.hilink.com.au>
1997-05-10 03:39:57 +00:00

1207 lines
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/*
* PPP User command processing module
*
* Written by Toshiharu OHNO (tony-o@iij.ad.jp)
*
* Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the Internet Initiative Japan, Inc. The name of the
* IIJ may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* $Id: command.c,v 1.43 1997/05/10 01:22:08 brian Exp $
*
*/
#include <sys/types.h>
#include <ctype.h>
#include <termios.h>
#include <sys/wait.h>
#include <time.h>
#include "fsm.h"
#include "phase.h"
#include "lcp.h"
#include "ipcp.h"
#include "modem.h"
#include "filter.h"
#include "command.h"
#include "hdlc.h"
#include "vars.h"
#include "systems.h"
#include "chat.h"
#include <netdb.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <net/route.h>
#include "os.h"
#include <paths.h>
#include "chat.h"
extern void Cleanup(), TtyTermMode(), PacketMode();
extern int EnableCommand(), DisableCommand(), DisplayCommand();
extern int AcceptCommand(), DenyCommand();
extern int LocalAuthCommand();
extern int LoadCommand(), SaveCommand();
extern int ChangeParity(char *);
extern int SelectSystem();
extern int ShowRoute();
extern void TtyOldMode(), TtyCommandMode();
extern struct pppvars pppVars;
extern struct cmdtab const SetCommands[];
extern char *IfDevName;
struct in_addr ifnetmask;
int randinit;
static int ShowCommand(), TerminalCommand(), QuitCommand();
static int CloseCommand(), DialCommand(), DownCommand();
static int SetCommand(), AddCommand(), DeleteCommand();
static int ShellCommand();
static int
HelpCommand(list, argc, argv, plist)
struct cmdtab *list;
int argc;
char **argv;
struct cmdtab *plist;
{
struct cmdtab *cmd;
int n;
char c;
if (argc > 0) {
for (cmd = plist; cmd->name; cmd++) {
if (strcasecmp(cmd->name, *argv) == 0 && (cmd->lauth & VarLocalAuth)) {
if (plist == SetCommands)
printf("set ");
printf("%s %s\n", cmd->name, cmd->syntax);
return(1);
}
}
return(1);
}
n = 0;
for (cmd = plist; cmd->func; cmd++) {
if (cmd->name && (cmd->lauth & VarLocalAuth)) {
c = (n & 1)? '\n' : '\t';
printf(" %-8s: %-20s%c", cmd->name, cmd->helpmes, c);
n++;
}
}
if (n & 1)
printf("\n");
return(1);
}
int
IsInteractive()
{
char *mes = NULL;
if (mode & MODE_DDIAL)
mes = "Working in dedicated dial mode.";
else if (mode & MODE_AUTO)
mes = "Working in auto mode.";
else if (mode & MODE_DIRECT)
mes = "Working in direct mode.";
else if (mode & MODE_DEDICATED)
mes = "Working in dedicated mode.";
if (mes) {
printf("%s\n", mes);
return(0);
}
return(1);
}
static int
DialCommand(cmdlist, argc, argv)
struct cmdtab *cmdlist;
int argc;
char **argv;
{
int tries;
if (LcpFsm.state > ST_CLOSED) {
printf("LCP state is [%s]\n", StateNames[LcpFsm.state]);
return(1);
}
if (!IsInteractive())
return(1);
if (argc > 0) {
if (SelectSystem(*argv, CONFFILE) < 0) {
printf("%s: not found.\n", *argv);
return(1);
}
}
tries = 0;
do {
printf("Dial attempt %u\n", ++tries);
modem = OpenModem(mode);
if (modem < 0) {
printf("failed to open modem.\n");
break;
}
if (DialModem()) {
sleep(1);
ModemTimeout();
PacketMode();
break;
}
} while (VarDialTries == 0 || tries < VarDialTries);
return(1);
}
static int
ShellCommand(cmdlist, argc, argv)
struct cmdtab *cmdlist;
int argc;
char **argv;
{
const char *shell;
pid_t shpid;
if((shell = getenv("SHELL")) == 0) {
shell = _PATH_BSHELL;
}
#ifdef SHELL_ONLY_INTERACTIVELY
#ifndef HAVE_SHELL_CMD_WITH_ANY_MODE
if( mode != MODE_INTER) {
fprintf(stdout,
"Can only start a shell in interactive mode\n");
return(1);
}
#else
if(argc == 0 && !(mode & MODE_INTER)) {
fprintf(stderr,
"Can only start an interactive shell in interactive mode\n");
return(1);
}
#endif /* HAVE_SHELL_CMD_WITH_ANY_MODE */
#else
if ((mode & (MODE_AUTO|MODE_INTER)) == (MODE_AUTO|MODE_INTER)) {
fprintf(stdout,
"Shell is not allowed interactively in auto mode\n");
return(1);
}
#endif /* SHELL_ONLY_INTERACTIVELY */
if((shpid = fork()) == 0) {
int dtablesize, i ;
for (dtablesize = getdtablesize(), i = 3; i < dtablesize; i++)
(void)close(i);
/*
* We are running setuid, we should change to
* real user for avoiding security problems.
*/
if (setgid(getgid()) < 0) {
perror("setgid");
exit(1);
}
if (setuid(getuid()) < 0) {
perror("setuid");
exit(1);
}
TtyOldMode();
if(argc > 0) {
/* substitute pseudo args */
for (i=1; i<argc; i++) {
if (strcasecmp(argv[i], "HISADDR") == 0) {
argv[i] = strdup(inet_ntoa(IpcpInfo.his_ipaddr));
}
if (strcasecmp(argv[i], "INTERFACE") == 0) {
argv[i] = strdup(IfDevName);
}
if (strcasecmp(argv[i], "MYADDR") == 0) {
argv[i] = strdup(inet_ntoa(IpcpInfo.want_ipaddr));
}
}
(void)execvp(argv[0], argv);
}
else
(void)execl(shell, shell, NULL);
fprintf(stdout, "exec() of %s failed\n", argc > 0? argv[0]: shell);
exit(255);
}
if( shpid == (pid_t)-1 ) {
fprintf(stdout, "Fork failed\n");
} else {
int status;
(void)waitpid(shpid, &status, 0);
}
TtyCommandMode(1);
return(0);
}
static char StrOption[] = "option ..";
static char StrRemote[] = "[remote]";
char StrNull[] = "";
struct cmdtab const Commands[] = {
{ "accept", NULL, AcceptCommand, LOCAL_AUTH,
"accept option request", StrOption},
{ "add", NULL, AddCommand, LOCAL_AUTH,
"add route", "dest mask gateway"},
{ "close", NULL, CloseCommand, LOCAL_AUTH,
"Close connection", StrNull},
{ "delete", NULL, DeleteCommand, LOCAL_AUTH,
"delete route", "ALL | dest gateway [mask]"},
{ "deny", NULL, DenyCommand, LOCAL_AUTH,
"Deny option request", StrOption},
{ "dial", "call", DialCommand, LOCAL_AUTH,
"Dial and login", StrRemote},
{ "disable", NULL, DisableCommand, LOCAL_AUTH,
"Disable option", StrOption},
{ "display", NULL, DisplayCommand, LOCAL_AUTH,
"Display option configs", StrNull},
{ "enable", NULL, EnableCommand, LOCAL_AUTH,
"Enable option", StrOption},
{ "passwd", NULL, LocalAuthCommand,LOCAL_NO_AUTH,
"Password for manipulation", StrOption},
{ "load", NULL, LoadCommand, LOCAL_AUTH,
"Load settings", StrRemote},
{ "save", NULL, SaveCommand, LOCAL_AUTH,
"Save settings", StrNull},
{ "set", "setup", SetCommand, LOCAL_AUTH,
"Set parameters", "var value"},
{ "shell", "!", ShellCommand, LOCAL_AUTH,
"Run a subshell", "[sh command]"},
{ "show", NULL, ShowCommand, LOCAL_AUTH,
"Show status and statictics", "var"},
{ "term", NULL, TerminalCommand,LOCAL_AUTH,
"Enter to terminal mode", StrNull},
{ "quit", "bye", QuitCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
"Quit PPP program", "[all]"},
{ "help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
"Display this message", "[command]", (void *)Commands },
{ NULL, "down", DownCommand, LOCAL_AUTH,
"Generate down event", StrNull},
{ NULL, NULL, NULL },
};
extern int ReportCcpStatus();
extern int ReportLcpStatus();
extern int ReportIpcpStatus();
extern int ReportProtStatus();
extern int ReportCompress();
extern int ShowModemStatus();
extern int ReportHdlcStatus();
extern int ShowMemMap();
static char *LogLevelName[] = {
LM_PHASE, LM_CHAT, LM_LQM, LM_LCP,
LM_TCPIP, LM_HDLC, LM_ASYNC, LM_LINK,
LM_CONNECT, LM_CARRIER,
};
static int ShowDebugLevel()
{
int i;
printf("%02x: ", loglevel);
for (i = LOG_PHASE; i < MAXLOGLEVEL; i++) {
if (loglevel & (1 << i))
printf("%s ", LogLevelName[i]);
}
printf("\n");
return(1);
}
static int ShowEscape()
{
int code, bit;
if (EscMap[32]) {
for (code = 0; code < 32; code++) {
if (EscMap[code]) {
for (bit = 0; bit < 8; bit++) {
if (EscMap[code] & (1<<bit)) {
printf(" 0x%02x", (code << 3) + bit);
}
}
}
}
printf("\n");
}
return(1);
}
static int ShowTimeout()
{
printf(" Idle Timer: %d secs LQR Timer: %d secs Retry Timer: %d secs\n",
VarIdleTimeout, VarLqrTimeout, VarRetryTimeout);
return(1);
}
static int ShowAuthKey()
{
printf("AuthName = %s\n", VarAuthName);
printf("AuthKey = %s\n", VarAuthKey);
return(1);
}
static int ShowVersion()
{
extern char VarVersion[];
extern char VarLocalVersion[];
printf("%s - %s \n", VarVersion, VarLocalVersion);
return(1);
}
static int ShowLogList()
{
ListLog();
return(1);
}
static int ShowReconnect()
{
printf(" Reconnect Timer: %d, %d tries\n",
VarReconnectTimer, VarReconnectTries);
return(1);
}
static int ShowRedial()
{
printf(" Redial Timer: ");
if (VarRedialTimeout >= 0) {
printf(" %d seconds, ", VarRedialTimeout);
}
else {
printf(" Random 0 - %d seconds, ", REDIAL_PERIOD);
}
printf(" Redial Next Timer: ");
if (VarRedialNextTimeout >= 0) {
printf(" %d seconds, ", VarRedialNextTimeout);
}
else {
printf(" Random 0 - %d seconds, ", REDIAL_PERIOD);
}
if (VarDialTries)
printf("%d dial tries", VarDialTries);
printf("\n");
return(1);
}
#ifdef MSEXT
static int ShowMSExt()
{
printf(" MS PPP extention values \n" );
printf(" Primary NS : %s\n", inet_ntoa( ns_entries[0] ));
printf(" Secondary NS : %s\n", inet_ntoa( ns_entries[1] ));
printf(" Primary NBNS : %s\n", inet_ntoa( nbns_entries[0] ));
printf(" Secondary NBNS : %s\n", inet_ntoa( nbns_entries[1] ));
return(1);
}
#endif /* MSEXT */
extern int ShowIfilter(), ShowOfilter(), ShowDfilter(), ShowAfilter();
struct cmdtab const ShowCommands[] = {
{ "afilter", NULL, ShowAfilter, LOCAL_AUTH,
"Show keep Alive filters", StrOption},
{ "auth", NULL, ShowAuthKey, LOCAL_AUTH,
"Show auth name/key", StrNull},
{ "ccp", NULL, ReportCcpStatus, LOCAL_AUTH,
"Show CCP status", StrNull},
{ "compress", NULL, ReportCompress, LOCAL_AUTH,
"Show compression statictics", StrNull},
{ "debug", NULL, ShowDebugLevel, LOCAL_AUTH,
"Show current debug level", StrNull},
{ "dfilter", NULL, ShowDfilter, LOCAL_AUTH,
"Show Demand filters", StrOption},
{ "escape", NULL, ShowEscape, LOCAL_AUTH,
"Show escape characters", StrNull},
{ "hdlc", NULL, ReportHdlcStatus, LOCAL_AUTH,
"Show HDLC error summary", StrNull},
{ "ifilter", NULL, ShowIfilter, LOCAL_AUTH,
"Show Input filters", StrOption},
{ "ipcp", NULL, ReportIpcpStatus, LOCAL_AUTH,
"Show IPCP status", StrNull},
{ "lcp", NULL, ReportLcpStatus, LOCAL_AUTH,
"Show LCP status", StrNull},
{ "log", NULL, ShowLogList, LOCAL_AUTH,
"Show log records", StrNull},
{ "mem", NULL, ShowMemMap, LOCAL_AUTH,
"Show memory map", StrNull},
{ "modem", NULL, ShowModemStatus, LOCAL_AUTH,
"Show modem setups", StrNull},
{ "ofilter", NULL, ShowOfilter, LOCAL_AUTH,
"Show Output filters", StrOption},
{ "proto", NULL, ReportProtStatus, LOCAL_AUTH,
"Show protocol summary", StrNull},
{ "reconnect",NULL, ShowReconnect, LOCAL_AUTH,
"Show Reconnect timer ntries", StrNull},
{ "redial", NULL, ShowRedial, LOCAL_AUTH,
"Show Redial timeout value", StrNull},
{ "route", NULL, ShowRoute, LOCAL_AUTH,
"Show routing table", StrNull},
{ "timeout", NULL, ShowTimeout, LOCAL_AUTH,
"Show Idle timeout value", StrNull},
#ifdef MSEXT
{ "msext", NULL, ShowMSExt, LOCAL_AUTH,
"Show MS PPP extentions", StrNull},
#endif /* MSEXT */
{ "version", NULL, ShowVersion, LOCAL_NO_AUTH | LOCAL_AUTH,
"Show version string", StrNull},
{ "help", "?", HelpCommand, LOCAL_NO_AUTH | LOCAL_AUTH,
"Display this message", StrNull, (void *)ShowCommands},
{ NULL, NULL, NULL },
};
struct cmdtab *
FindCommand(cmds, str, pmatch)
struct cmdtab *cmds;
char *str;
int *pmatch;
{
int nmatch = 0;
int len = strlen(str);
struct cmdtab *found = NULL;
while (cmds->func) {
if (cmds->name && strncasecmp(str, cmds->name, len) == 0) {
nmatch++;
found = cmds;
} else if (cmds->alias && strncasecmp(str, cmds->alias, len) == 0) {
nmatch++;
found = cmds;
}
cmds++;
}
*pmatch = nmatch;
return(found);
}
int
FindExec(cmdlist, argc, argv)
struct cmdtab *cmdlist;
int argc;
char **argv;
{
struct cmdtab *cmd;
int val = 1;
int nmatch;
cmd = FindCommand(cmdlist, *argv, &nmatch);
if (nmatch > 1)
printf("Ambiguous.\n");
else if (cmd && ( cmd->lauth & VarLocalAuth ) )
val = (cmd->func)(cmd, --argc, ++argv, cmd->args);
else
printf("what?\n");
return(val);
}
int aft_cmd = 1;
void
Prompt()
{
char *pconnect, *pauth;
if (!(mode & MODE_INTER))
return;
if (!aft_cmd)
printf("\n");
else
aft_cmd = 0;
if ( VarLocalAuth == LOCAL_AUTH )
pauth = " ON ";
else
pauth = " on ";
if (IpcpFsm.state == ST_OPENED && phase == PHASE_NETWORK)
pconnect = "PPP";
else
pconnect = "ppp";
printf("%s%s%s> ", pconnect, pauth, VarShortHost);
fflush(stdout);
}
void
DecodeCommand(buff, nb, prompt)
char *buff;
int nb;
int prompt;
{
char *vector[20];
char **argv;
int argc, val;
char *cp;
val = 1;
if (nb > 0) {
cp = buff + strcspn(buff, "\r\n");
if (cp)
*cp = '\0';
{
argc = MakeArgs(buff, vector, VECSIZE(vector));
argv = vector;
if (argc > 0)
val = FindExec(Commands, argc, argv);
}
}
if (val && prompt)
Prompt();
}
static int
ShowCommand(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int val = 1;
if (argc > 0)
val = FindExec(ShowCommands, argc, argv);
else
printf("Use ``show ?'' to get a list.\n");
return(val);
}
static int
TerminalCommand()
{
if (LcpFsm.state > ST_CLOSED) {
printf("LCP state is [%s]\n", StateNames[LcpFsm.state]);
return(1);
}
if (!IsInteractive())
return(1);
modem = OpenModem(mode);
if (modem < 0) {
printf("failed to open modem.\n");
return(1);
}
printf("Enter to terminal mode.\n");
printf("Type `~?' for help.\n");
TtyTermMode();
return(0);
}
static int
QuitCommand(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
if (mode & (MODE_DIRECT|MODE_DEDICATED|MODE_AUTO)) {
if (argc > 0 && (VarLocalAuth & LOCAL_AUTH)) {
Cleanup(EX_NORMAL);
mode &= ~MODE_INTER;
} else {
LogPrintf(LOG_PHASE_BIT, "client connection closed.\n");
VarLocalAuth = LOCAL_NO_AUTH;
close(netfd);
close(1);
dup2(2, 1); /* Have to have something here or the modem will be 1 */
netfd = -1;
mode &= ~MODE_INTER;
}
} else
Cleanup(EX_NORMAL);
return(1);
}
static int
CloseCommand()
{
LcpClose();
lostCarrier = 0;
return(1);
}
static int
DownCommand()
{
LcpDown();
return(1);
}
static int
SetModemSpeed(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int speed;
if (argc > 0) {
if (strcmp(*argv, "sync") == 0) {
VarSpeed = 0;
return(1);
}
speed = atoi(*argv);
if (IntToSpeed(speed) != B0) {
VarSpeed = speed;
return(1);
}
printf("invalid speed.\n");
}
return(1);
}
static int
SetReconnect(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
if (argc == 2) {
VarReconnectTimer = atoi(argv[0]);
VarReconnectTries = atoi(argv[1]);
} else
printf("Usage: %s %s\n", list->name, list->syntax);
return(1);
}
static int
SetRedialTimeout(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int timeout;
int tries;
char *dot;
if (argc == 1 || argc == 2 ) {
if (strncasecmp(argv[0], "random", 6) == 0 &&
(argv[0][6] == '\0' || argv[0][6] == '.')) {
VarRedialTimeout = -1;
printf("Using random redial timeout.\n");
if (!randinit) {
randinit = 1;
if (srandomdev() < 0)
srandom((unsigned long)(time(NULL) ^ getpid()));
}
}
else {
timeout = atoi(argv[0]);
if (timeout >= 0) {
VarRedialTimeout = timeout;
}
else {
printf("invalid redial timeout\n");
printf("Usage: %s %s\n", list->name, list->syntax);
}
}
dot = index(argv[0],'.');
if (dot) {
if (strcasecmp(++dot, "random") == 0) {
VarRedialNextTimeout = -1;
printf("Using random next redial timeout.\n");
if (!randinit) {
randinit = 1;
if (srandomdev() < 0)
srandom((unsigned long)(time(NULL) ^ getpid()));
}
}
else {
timeout = atoi(dot);
if (timeout >= 0) {
VarRedialNextTimeout = timeout;
}
else {
printf("invalid next redial timeout\n");
printf("Usage: %s %s\n", list->name, list->syntax);
}
}
}
else
VarRedialNextTimeout = NEXT_REDIAL_PERIOD; /* Default next timeout */
if (argc == 2) {
tries = atoi(argv[1]);
if (tries >= 0) {
VarDialTries = tries;
}
else {
printf("invalid retry value\n");
printf("Usage: %s %s\n", list->name, list->syntax);
}
}
}
else {
printf("Usage: %s %s\n", list->name, list->syntax);
}
return(1);
}
static int
SetModemParity(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int parity;
if (argc > 0) {
parity = ChangeParity(*argv);
if (parity < 0)
printf("Invalid parity.\n");
else
VarParity = parity;
}
return(1);
}
static int
SetDebugLevel(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int level, w;
for (level = 0; argc-- > 0; argv++) {
if (isdigit(**argv)) {
w = atoi(*argv);
if (w < 0 || w >= MAXLOGLEVEL) {
printf("invalid log level.\n");
break;
} else
level |= (1 << w);
} else {
for (w = 0; w < MAXLOGLEVEL; w++) {
if (strcasecmp(*argv, LogLevelName[w]) == 0) {
level |= (1 << w);
continue;
}
}
}
}
loglevel = level;
return(1);
}
static int
SetEscape(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int code;
for (code = 0; code < 33; code++)
EscMap[code] = 0;
while (argc-- > 0) {
sscanf(*argv++, "%x", &code);
code &= 0xff;
EscMap[code >> 3] |= (1 << (code&7));
EscMap[32] = 1;
}
return(1);
}
static int
SetInitialMRU(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int mru;
if (argc > 0) {
mru = atoi(*argv);
if (mru < 100)
printf("given value is too small.\n");
else if (mru > MAX_MRU)
printf("given value is too big.\n");
else
VarMRU = mru;
}
return(1);
}
static int
SetIdleTimeout(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
if (argc-- > 0) {
VarIdleTimeout = atoi(*argv++);
if (argc-- > 0) {
VarLqrTimeout = atoi(*argv++);
if (VarLqrTimeout < 1)
VarLqrTimeout = 30;
if (argc > 0) {
VarRetryTimeout = atoi(*argv);
if (VarRetryTimeout < 1 || VarRetryTimeout > 10)
VarRetryTimeout = 3;
}
}
}
return(1);
}
struct in_addr
GetIpAddr(cp)
char *cp;
{
struct hostent *hp;
struct in_addr ipaddr;
hp = gethostbyname(cp);
if (hp && hp->h_addrtype == AF_INET)
bcopy(hp->h_addr, &ipaddr, hp->h_length);
else if (inet_aton(cp, &ipaddr) == 0)
ipaddr.s_addr = 0;
return(ipaddr);
}
static int
SetInterfaceAddr(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
DefMyAddress.ipaddr.s_addr = DefHisAddress.ipaddr.s_addr = 0L;
if (argc > 4) {
printf("set ifaddr: too many arguments (%d > 4)\n", argc);
return(0);
}
if (argc > 0) {
if (ParseAddr(argc, argv++,
&DefMyAddress.ipaddr,
&DefMyAddress.mask,
&DefMyAddress.width) == 0)
return(0);
if (--argc > 0) {
if (ParseAddr(argc, argv++,
&DefHisAddress.ipaddr,
&DefHisAddress.mask,
&DefHisAddress.width) == 0)
return(0);
if (--argc > 0) {
ifnetmask = GetIpAddr(*argv);
if (--argc > 0) {
if (ParseAddr(argc, argv++,
&DefTriggerAddress.ipaddr,
&DefTriggerAddress.mask,
&DefTriggerAddress.width) == 0)
return(0);
}
}
}
}
/*
* For backwards compatibility, 0.0.0.0 means any address.
*/
if (DefMyAddress.ipaddr.s_addr == 0) {
DefMyAddress.mask.s_addr = 0;
DefMyAddress.width = 0;
}
if (DefHisAddress.ipaddr.s_addr == 0) {
DefHisAddress.mask.s_addr = 0;
DefHisAddress.width = 0;
}
if ((mode & MODE_AUTO) ||
((mode & MODE_DEDICATED) && dstsystem)) {
if (OsSetIpaddress(DefMyAddress.ipaddr, DefHisAddress.ipaddr, ifnetmask) < 0)
return(0);
}
return(1);
}
#ifdef MSEXT
void
SetMSEXT(pri_addr, sec_addr, argc, argv)
struct in_addr *pri_addr;
struct in_addr *sec_addr;
int argc;
char **argv;
{
int dummyint;
struct in_addr dummyaddr;
pri_addr->s_addr = sec_addr->s_addr = 0L;
if( argc > 0 ) {
ParseAddr(argc, argv++, pri_addr, &dummyaddr, &dummyint);
if( --argc > 0 )
ParseAddr(argc, argv++, sec_addr, &dummyaddr, &dummyint);
else
sec_addr->s_addr = pri_addr->s_addr;
}
/*
* if the primary/secondary ns entries are 0.0.0.0 we should
* set them to either the localhost's ip, or the values in
* /etc/resolv.conf ??
*
* up to you if you want to implement this...
*/
}
static int
SetNS(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
SetMSEXT(&ns_entries[0], &ns_entries[1], argc, argv);
return(1);
}
static int
SetNBNS(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
SetMSEXT(&nbns_entries[0], &nbns_entries[1], argc, argv);
return(1);
}
#endif /* MS_EXT */
#define VAR_AUTHKEY 0
#define VAR_DIAL 1
#define VAR_LOGIN 2
#define VAR_AUTHNAME 3
#define VAR_DEVICE 4
#define VAR_ACCMAP 5
#define VAR_PHONE 6
static int
SetVariable(list, argc, argv, param)
struct cmdtab *list;
int argc;
char **argv;
int param;
{
u_long map;
if (argc > 0) {
switch (param) {
case VAR_AUTHKEY:
strncpy(VarAuthKey, *argv, sizeof(VarAuthKey)-1);
VarAuthKey[sizeof(VarAuthKey)-1] = '\0';
break;
case VAR_AUTHNAME:
strncpy(VarAuthName, *argv, sizeof(VarAuthName)-1);
VarAuthName[sizeof(VarAuthName)-1] = '\0';
break;
case VAR_DIAL:
strncpy(VarDialScript, *argv, sizeof(VarDialScript)-1);
VarDialScript[sizeof(VarDialScript)-1] = '\0';
break;
case VAR_LOGIN:
strncpy(VarLoginScript, *argv, sizeof(VarLoginScript)-1);
VarLoginScript[sizeof(VarLoginScript)-1] = '\0';
break;
case VAR_DEVICE:
strncpy(VarDevice, *argv, sizeof(VarDevice)-1);
VarDevice[sizeof(VarDevice)-1] = '\0';
VarBaseDevice = rindex(VarDevice, '/');
VarBaseDevice = VarBaseDevice ? VarBaseDevice + 1 : "";
break;
case VAR_ACCMAP:
sscanf(*argv, "%lx", &map);
VarAccmap = map;
break;
case VAR_PHONE:
strncpy(VarPhoneList, *argv, sizeof(VarPhoneList)-1);
VarPhoneList[sizeof(VarPhoneList)-1] = '\0';
strcpy(VarPhoneCopy, VarPhoneList);
VarNextPhone = VarPhoneCopy;
break;
}
}
return(1);
}
static int SetCtsRts(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
if (argc > 0) {
if (strcmp(*argv, "on") == 0)
VarCtsRts = TRUE;
else if (strcmp(*argv, "off") == 0)
VarCtsRts = FALSE;
else
printf("usage: set ctsrts [on|off].\n");
}
return(1);
}
static int SetOpenMode(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
if (argc > 0) {
if (strcmp(*argv, "active") == 0)
VarOpenMode = OPEN_ACTIVE;
else if (strcmp(*argv, "passive") == 0)
VarOpenMode = OPEN_PASSIVE;
else
printf("Invalid mode.\n");
}
return(1);
}
static char StrChatStr[] = "chat-script";
static char StrValue[] = "value";
extern int SetIfilter(), SetOfilter(), SetDfilter(), SetAfilter();
struct cmdtab const SetCommands[] = {
{ "accmap", NULL, SetVariable, LOCAL_AUTH,
"Set accmap value", "hex-value", (void *)VAR_ACCMAP},
{ "afilter", NULL, SetAfilter, LOCAL_AUTH,
"Set keep Alive filter", "..."},
{ "authkey", "key", SetVariable, LOCAL_AUTH,
"Set authentication key", "key", (void *)VAR_AUTHKEY},
{ "authname", NULL, SetVariable, LOCAL_AUTH,
"Set authentication name", "name", (void *)VAR_AUTHNAME},
{ "ctsrts", NULL, SetCtsRts, LOCAL_AUTH,
"Use CTS/RTS modem signalling", "[on|off]"},
{ "debug", NULL, SetDebugLevel, LOCAL_AUTH,
"Set debug level", StrValue},
{ "device", "line", SetVariable, LOCAL_AUTH,
"Set modem device name", "device-name", (void *)VAR_DEVICE},
{ "dfilter", NULL, SetDfilter, LOCAL_AUTH,
"Set demand filter", "..."},
{ "dial", NULL, SetVariable, LOCAL_AUTH,
"Set dialing script", StrChatStr, (void *)VAR_DIAL},
{ "escape", NULL, SetEscape, LOCAL_AUTH,
"Set escape characters", "hex-digit ..."},
{ "ifaddr", NULL, SetInterfaceAddr, LOCAL_AUTH,
"Set destination address", "[src-addr [dst-addr [netmask [trg-addr]]]]"},
{ "ifilter", NULL, SetIfilter, LOCAL_AUTH,
"Set input filter", "..."},
{ "login", NULL, SetVariable, LOCAL_AUTH,
"Set login script", StrChatStr, (void *)VAR_LOGIN },
{ "mru", "mtu", SetInitialMRU, LOCAL_AUTH,
"Set Initial MRU value", StrValue },
{ "ofilter", NULL, SetOfilter, LOCAL_AUTH,
"Set output filter", "..." },
{ "openmode", NULL, SetOpenMode, LOCAL_AUTH,
"Set open mode", "[active|passive]"},
{ "parity", NULL, SetModemParity, LOCAL_AUTH,
"Set modem parity", "[odd|even|none]"},
{ "phone", NULL, SetVariable, LOCAL_AUTH,
"Set telephone number(s)", "phone1[:phone2[...]]", (void *)VAR_PHONE },
{ "reconnect",NULL, SetReconnect, LOCAL_AUTH,
"Set Reconnect timeout", "value ntries"},
{ "redial", NULL, SetRedialTimeout, LOCAL_AUTH,
"Set Redial timeout", "value|random[.value|random] [dial_attempts]"},
{ "speed", NULL, SetModemSpeed, LOCAL_AUTH,
"Set modem speed", "speed"},
{ "timeout", NULL, SetIdleTimeout, LOCAL_AUTH,
"Set Idle timeout", StrValue},
#ifdef MSEXT
{ "ns", NULL, SetNS, LOCAL_AUTH,
"Set NameServer", "pri-addr [sec-addr]"},
{ "nbns", NULL, SetNBNS, LOCAL_AUTH,
"Set NetBIOS NameServer", "pri-addr [sec-addr]"},
#endif /* MSEXT */
{ "help", "?", HelpCommand, LOCAL_AUTH | LOCAL_NO_AUTH,
"Display this message", StrNull, (void *)SetCommands},
{ NULL, NULL, NULL },
};
static int
SetCommand(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
int val = 1;
if (argc > 0)
val = FindExec(SetCommands, argc, argv);
else
printf("Use `set ?' to get a list or `set ? <var>' for syntax help.\n");
return(val);
}
static int
AddCommand(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
struct in_addr dest, gateway, netmask;
if (argc == 3) {
dest = GetIpAddr(argv[0]);
netmask = GetIpAddr(argv[1]);
if (strcasecmp(argv[2], "HISADDR") == 0)
gateway = IpcpInfo.his_ipaddr;
else
gateway = GetIpAddr(argv[2]);
OsSetRoute(RTM_ADD, dest, gateway, netmask);
} else {
printf("Usage: %s %s\n", list->name, list->syntax);
}
return(1);
}
static int
DeleteCommand(list, argc, argv)
struct cmdtab *list;
int argc;
char **argv;
{
struct in_addr dest, gateway, netmask;
if (argc >= 2) {
dest = GetIpAddr(argv[0]);
if (strcasecmp(argv[1], "HISADDR") == 0)
gateway = IpcpInfo.his_ipaddr;
else
gateway = GetIpAddr(argv[1]);
netmask.s_addr = 0;
if (argc == 3) {
if (inet_aton(argv[1], &netmask) == 0) {
printf("bad netmask value.\n");
return(1);
}
}
OsSetRoute(RTM_DELETE, dest, gateway, netmask);
} else if (argc == 1 && strcasecmp(argv[0], "ALL") == 0) {
DeleteIfRoutes(0);
} else {
printf("Usage: %s %s\n", list->name, list->syntax);
}
return(1);
}
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