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MODEM.CPP
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MODEM.CPP
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#define Use_MsgBase
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <dos.h>
#include <time.h>
#include <io.h>
#include <tswin.hpp>
#include "fossil.hpp"
#include "desqview.hpp"
#include "proboard.hpp"
#define STAT_LINE_Y 20
#define LAST_CALLER_Y 16
#define EVENT_LABEL 0x5F
#define EVENT_DATA 0x5E
#define TITLE_COLOR 0x71
#define LABEL_COLOR 0x70
static void
fos_sendbreak(int port)
{
fos_break(port,TRUE);
unsigned long ticks = clockticks();
while(clockdiff(ticks)<2) {}
fos_break(port,FALSE);
}
struct modem_config : _ModemConfig {};
class modem
{
int port;
long baud;
int delay;
public:
modem(int p,long b);
~modem()
{
fos_deinit(port);
}
void set_delay(int d)
{
delay = d;
}
void cmd(char *s);
bool check_response(String& s);
};
modem::modem(int p,long b)
{
byte baudcode = 0;
port = p;
baud = b;
fos_init(port);
switch(baud)
{
case 300L: baudcode = 0x43; break;
case 1200L: baudcode = 0x83; break;
case 2400L: baudcode = 0xA3; break;
case 4800L: baudcode = 0xC3; break;
case 9600L: baudcode = 0xE3; break;
case 19200L: baudcode = 0x03; break;
case 38400L: baudcode = 0x23; break;
}
fos_setbps(port,baudcode);
}
void
modem::cmd(char *s)
{
for(;*s;s++)
{
char c = *s;
switch(c)
{
case '~': ::delay(500);
break;
case '`':
case '':
case 'v': fos_setdtr(port,0);
break;
case '^': fos_setdtr(port,1);
break;
case '$': fos_sendbreak(port);
break;
case '|': c = '\r';
default : fos_sendnw(port,c);
if(delay)
::delay(delay*100);
}
}
}
bool
modem::check_response(String& s)
{
static String resp;
if(!fos_byteready(port))
{
return FALSE;
}
byte c = fos_getch(port);
if(c == '\r')
{
s = resp;
resp.clear();
return (s[0]) ? TRUE:FALSE;
}
if(c != '\n') resp << char(c);
return FALSE;
}
const int STATUS_WAITING_FOR_CALL = 0;
const int STATUS_INITIALIZING = 1;
const int STATUS_WAITING_FOR_OK = 2;
bool
do_modem(modem_response *response)
{
tsw_fillscreen( '±', 0x19 );
Window dlg_win( 3,
2,
76,
22,
0x70,
SHADOW,
CHISEL_BORDER,
0x7F,
NULL,
0x78 );
Window bar_win( 1,
tsw_vsize,
tsw_hsize,
tsw_vsize,
0x4F,
NOBORDER|NOSAVE,
NULL );
Window stat_win( 6,
19,
73,
21,
0x0E, // Inner color
NOSAVE,
RECESS_BORDER,
0x08, // Bright color
NULL,
0x0F, // Dark color
0x70 ); // Outer color
Window lc_win( 6,
15,
73,
17,
0x1F,
NOSAVE,
RECESS_BORDER,
0x08,
NULL,
0x0F,
0x70 );
Window resp_win( 6,
8,
28,
13,
0x30,
NOSAVE,
RECESS_BORDER,
0x08,
NULL,
0x0F,
0x70 );
Window event_win( 30,
8,
73,
13,
EVENT_LABEL,
NOSAVE,
RECESS_BORDER,
0x08,
NULL,
0x0F,
0x70 );
dlg_win.ShadowColor( 0x10 );
dlg_win.open();
resp_win.open();
lc_win.open();
stat_win.open();
event_win.open();
bar_win.open();
tsw_centerline( 3,
"ProBoard v" VERSION,
TITLE_COLOR );
tsw_centerline( 4,
"Copyright (c) 1990-1999 TeleGrafix Communications, Inc.",
TITLE_COLOR );
tsw_centerline( 5,
"All Rights Reserved",
TITLE_COLOR );
tsw_maputs( 4,
6,
0x7F,
"Ã" );
tsw_maputs( 5,
6,
0x78,
"ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ´" );
tsw_centerline( 14, "Last Caller" );
tsw_centerline( 18, "Current Status" );
modem_config *modem_cfg = new modem_config;
CLEAR_OBJECT(*modem_cfg);
File f;
if(!f.open(FileName(syspath,form("MODEM%03d.PB",node_number))))
if(!f.open(FileName(syspath,"MODEM.PB")))
{
LOG("Unable to open MODEM.PB");
delete modem_cfg;
return FALSE;
}
f.read(modem_cfg,sizeof(modem_config));
f.close();
modem_cfg->port--;
if(response->baud) modem_cfg->maxBps = response->baud;
if(response->port>=0) modem_cfg->port = response->port;
tsw_maputs( 8,
7,
LABEL_COLOR,
form( "Modem COM%d/%ld bps",
modem_cfg->port + 1,
modem_cfg->maxBps ) );
tsw_maputs( 43,
7,
LABEL_COLOR,
"System Statistics" );
response->port = modem_cfg->port;
modem modem(modem_cfg->port,(modem_cfg->flags & MODEM_LOCKED) ? 38400L : modem_cfg->maxBps);
modem.set_delay(modem_cfg->commandDelay);
tsw_cursoroff();
stat_win.clear();
tsw_centerline(STAT_LINE_Y,"Initializing modem",0xE);
event_win.attrib( EVENT_LABEL );
event_win << "\n # Calls: ";
event_win.attrib( EVENT_DATA );
event_win << form( "%-6ld ", totalcalls );
event_win.attrib( EVENT_LABEL );
event_win << "# Users: ";
event_win.attrib( EVENT_DATA );
event_win << form( "%d\n", num_users );
event_win.attrib( EVENT_LABEL );
event_win << "# Hudson Msgs: ";
event_win.attrib( EVENT_DATA );
event_win << form( "%-5ld\n", msgbase.totalMsgs() );
event_win.attrib( EVENT_LABEL );
if ( lastcaller.name &&
*lastcaller.name )
{
tsw_centerline( LAST_CALLER_Y,
form( "%s (%02d:%02d to %02d:%02d)",
lastcaller.name,
lastcaller.timeIn[ 0 ],
lastcaller.timeIn[ 1 ],
lastcaller.timeOut[ 0 ],
lastcaller.timeOut[ 1 ] ),
0x1E );
}
else
{
tsw_centerline( LAST_CALLER_Y,
form( "(%02d:%02d to %02d:%02d)",
lastcaller.timeIn[ 0 ],
lastcaller.timeIn[ 1 ],
lastcaller.timeOut[ 0 ],
lastcaller.timeOut[ 1 ] ),
0x1E );
}
time_t start_time = time(NULL);
time_t init_sent = 0;
int init_tries = 0;
bool initialized = FALSE;
bool blanked = FALSE;
bool init1_ok;
bool init2_ok;
bool init3_ok;
bool init1_sent = FALSE;
bool init2_sent = FALSE;
bool init3_sent = FALSE;
time_t blank_start = time(NULL);
word *blank_buf = new word[tsw_vsize*tsw_hsize];
for(;;)
{
String s;
Date date(TODAY);
Time time(NOW);
if(!blanked)
{
bar_win.direct( 57,
1,
0x4E,
form( "%02d:%02d:%02d",
time[ 0 ],
time[ 1 ],
time[ 2 ] ) );
bar_win.direct( 66,
1,
0x4E,
form( "- %02d %s %d ",
date[ 0 ],
months_short[ date[ 1 ] ],
date[ 2 ] + 1900 ) ); // Y2K OKAY!
event_win.setPos(1,1);
event_win.attrib( EVENT_LABEL );
event_win << " Next Event: ";
event_win.attrib( EVENT_DATA );
if ( nextevent.enabled )
{
event_win << form( "%s %02d:%02d (%d min) ",days_short[nextevent.nextday()],nextevent.start[0],nextevent.start[1],nextevent.minutesleft());
}
else
{
event_win << "-NONE-";
}
event_win.attrib( EVENT_LABEL );
event_win << "\n\n\n Time idle: ";
event_win.attrib( EVENT_DATA );
event_win << form( "%ld min", (::time(NULL)-start_time)/60);
}
if(init_sent && (::time(NULL)-init_sent)>5 && !initialized)
{
if(!blanked) stat_win.clear();
if(init_tries>3)
{
if(!blanked) tsw_centerline(STAT_LINE_Y,"Unable to initialize modem",0xE);
response->port = -1;
break;
}
if(!blanked) tsw_centerline(STAT_LINE_Y,form("Unable to initialize modem. Retrying (Try #%d)",init_tries+1),0x8E);
initialized = FALSE;
init1_sent = FALSE;
init2_sent = FALSE;
init3_sent = FALSE;
init_sent = 0;
}
if(!initialized)
{
if(!init1_sent)
{
if(modem_cfg->cmdInit1[0])
{
modem.cmd(modem_cfg->cmdInit1);
init1_ok = FALSE;
}
init1_sent = TRUE;
init_sent = ::time(NULL);
}
if(!init2_sent && init1_ok)
{
if(modem_cfg->cmdInit2[0])
{
modem.cmd(modem_cfg->cmdInit2);
init2_ok = FALSE;
}
else
{
init2_ok = TRUE;
}
init2_sent = TRUE;
init_sent = ::time(NULL);
}
if(!init3_sent && init2_sent && init2_ok)
{
if(modem_cfg->cmdInit3[0])
{
modem.cmd(modem_cfg->cmdInit3);
init3_ok = FALSE;
}
else
{
init3_ok = TRUE;
}
init3_sent = TRUE;
init_sent = ::time(NULL);
init_tries++;
}
}
if(!initialized && init1_ok && init2_ok && init3_ok)
{
initialized = TRUE;
stat_win.clear();
tsw_centerline(STAT_LINE_Y,"Waiting for a call",0xE);
bar_win.direct( 3, 1, 0x4E, "Alt-L" );
bar_win.direct( 8, 1, 0x4F, "=Local" );
bar_win.direct( 16, 1, 0x4E, "Alt-J" );
bar_win.direct( 21, 1, 0x4F, "=Jump to DOS" );
bar_win.direct( 35, 1, 0x4E, "Esc" );
bar_win.direct( 38, 1, 0x4F, "=Exit" );
//----------------------------------------------
// This line of code is used to show the current
// screen saver timeout (debuging only)
//----------------------------------------------
//bar_win.direct( 50, 1, form( "%ld", (long) modem_cfg->blankTime ) );
}
if(init_sent && (::time(NULL)-init_sent) > 300)
{
initialized = FALSE;
init1_sent = FALSE;
init2_sent = FALSE;
init3_sent = FALSE;
init_sent = 0;
init_tries = 0;
}
if(modem.check_response(s))
{
s << '|';
if(blanked)
{
tsw_puttext(blank_buf,1,1,tsw_hsize,tsw_vsize);
blanked = FALSE;
blank_start = ::time(NULL);
}
if(init1_sent && !init1_ok && s==modem_cfg->cmdInit1)
continue;
if(init2_sent && !init2_ok && s==modem_cfg->cmdInit2)
continue;
if(init3_sent && !init3_ok && s==modem_cfg->cmdInit3)
continue;
s.delLast();
resp_win << form("%-17.17s",(char *)s) << '\n';
s << '|';
if(strstr(s,modem_cfg->msgOk) && !initialized)
{
if(init1_sent && !init1_ok)
init1_ok = TRUE;
if(init2_sent && !init2_ok)
init2_ok = TRUE;
if(init3_sent && !init3_ok)
init3_ok = TRUE;
}
if(initialized)
{
String connect = s;
long baud = 0;
if(modem_cfg->msgRing[0] && strstr(connect,modem_cfg->msgRing) && (modem_cfg->flags & MODEM_MANUAL_ANSWER))
{
modem.cmd(modem_cfg->cmdAnswer);
}
if(!baud && modem_cfg->userConBps1 && strstr(connect,modem_cfg->msgConUser1) && modem_cfg->msgConUser1[0]) baud = modem_cfg->userConBps1;
if(!baud && modem_cfg->userConBps2 && strstr(connect,modem_cfg->msgConUser2) && modem_cfg->msgConUser2[0]) baud = modem_cfg->userConBps2;
if(!baud && modem_cfg->userConBps3 && strstr(connect,modem_cfg->msgConUser3) && modem_cfg->msgConUser3[0]) baud = modem_cfg->userConBps3;
if(!baud && modem_cfg->userConBps4 && strstr(connect,modem_cfg->msgConUser4) && modem_cfg->msgConUser4[0]) baud = modem_cfg->userConBps4;
if(!baud && modem_cfg->userConBps5 && strstr(connect,modem_cfg->msgConUser5) && modem_cfg->msgConUser5[0]) baud = modem_cfg->userConBps5;
if(!baud && modem_cfg->userConBps6 && strstr(connect,modem_cfg->msgConUser6) && modem_cfg->msgConUser6[0]) baud = modem_cfg->userConBps6;
if(!baud && strstr(connect,modem_cfg->msgCon115200)&& modem_cfg->msgCon115200[0])baud = 115200L;
if(!baud && strstr(connect,modem_cfg->msgCon64000) && modem_cfg->msgCon64000[0]) baud = 64000L;
if(!baud && strstr(connect,modem_cfg->msgCon57600) && modem_cfg->msgCon57600[0]) baud = 57600L;
if(!baud && strstr(connect,modem_cfg->msgCon38400) && modem_cfg->msgCon38400[0]) baud = 38400L;
if(!baud && strstr(connect,modem_cfg->msgCon36000) && modem_cfg->msgCon36000[0]) baud = 36000L;
if(!baud && strstr(connect,modem_cfg->msgCon33600) && modem_cfg->msgCon33600[0]) baud = 33600L;
if(!baud && strstr(connect,modem_cfg->msgCon31200) && modem_cfg->msgCon31200[0]) baud = 31200L;
if(!baud && strstr(connect,modem_cfg->msgCon28800) && modem_cfg->msgCon28800[0]) baud = 28800L;
if(!baud && strstr(connect,modem_cfg->msgCon26400) && modem_cfg->msgCon26400[0]) baud = 26400L;
if(!baud && strstr(connect,modem_cfg->msgCon24000) && modem_cfg->msgCon24000[0]) baud = 24000L;
if(!baud && strstr(connect,modem_cfg->msgCon21600) && modem_cfg->msgCon21600[0]) baud = 21600L;
if(!baud && strstr(connect,modem_cfg->msgCon19200) && modem_cfg->msgCon19200[0]) baud = 19200L;
if(!baud && strstr(connect,modem_cfg->msgCon16800) && modem_cfg->msgCon16800[0]) baud = 16800L;
if(!baud && strstr(connect,modem_cfg->msgCon14400) && modem_cfg->msgCon14400[0]) baud = 14400L;
if(!baud && strstr(connect,modem_cfg->msgCon12000) && modem_cfg->msgCon12000[0]) baud = 12000L;
if(!baud && strstr(connect,modem_cfg->msgCon9600 ) && modem_cfg->msgCon9600[0] ) baud = 9600L;
if(!baud && strstr(connect,modem_cfg->msgCon7200 ) && modem_cfg->msgCon7200[0] ) baud = 7200L;
if(!baud && strstr(connect,modem_cfg->msgCon4800 ) && modem_cfg->msgCon4800[0] ) baud = 4800L;
if(!baud && strstr(connect,modem_cfg->msgCon2400 ) && modem_cfg->msgCon2400[0] ) baud = 2400L;
if(!baud && strstr(connect,modem_cfg->msgCon1200 ) && modem_cfg->msgCon1200[0] ) baud = 1200L;
if(!baud && strstr(connect,modem_cfg->msgCon1275 ) && modem_cfg->msgCon1275[0] ) baud = 1200L;
if(!baud && strstr(connect,modem_cfg->msgCon300 ) && modem_cfg->msgCon300[0] ) baud = 300L;
if(baud)
{
stat_win.clear();
tsw_centerline(STAT_LINE_Y,form("Incoming call at %ld bps",baud),0xE);
response->baud = baud;
break;
}
if(modem_cfg->msgConExternal[0] && strstr(connect,modem_cfg->msgConExternal))
{
SCREEN.clear();
modem.modem::~modem();
exit(modem_cfg->externalErrorLevel);
}
}
}
if ( modem_cfg->blankTime &&
! blanked &&
( ::time( NULL ) - blank_start ) > modem_cfg->blankTime )
{
tsw_gettext(blank_buf,1,1,tsw_hsize,tsw_vsize);
tsw_fillscreen(' ',0);
blanked = TRUE;
}
if( nextevent.minutesleft()==0 && nextevent.start[0]==time[0]
&& nextevent.start[1]==time[1] && time[2]<=1
&& nextevent.node == node_number)
{
modem.modem::~modem();
SCREEN.clear();
if(nextevent.type)
{
String s = "*=*Q*N*C /C ";
s << nextevent.command;
shell(s);
exit(0);
}
else
{
exit(nextevent.errorlevel);
}
}
if(KB.hit())
{
if(blanked)
{
tsw_puttext(blank_buf,1,1,tsw_hsize,tsw_vsize);
blanked = FALSE;
blank_start = ::time(NULL);
}
KEY k=KB.get();
if(k==KEY_ALTL)
{
stat_win.clear();
tsw_centerline(STAT_LINE_Y,"Local login",0xE);
modem.cmd(modem_cfg->cmdOffHook);
response->baud = 0;
sleep(1);
break;
}
if(k==KEY_ESC)
{
stat_win.clear();
tsw_centerline(STAT_LINE_Y,"Exit",0xE);
modem.cmd(modem_cfg->cmdDown);
sleep(1);
modem.modem::~modem();
SCREEN.clear();
exit(99);
}
if(k==KEY_ALTJ)
{
tsw_gettext(blank_buf,1,1,tsw_hsize,tsw_vsize);
tsw_cursoron();
SCREEN.clear();
modem.cmd(modem_cfg->cmdOffHook);
shell("*X*C*N*Q");
tsw_cursoroff();
tsw_puttext(blank_buf,1,1,tsw_hsize,tsw_vsize);
initialized = FALSE;
init1_sent = FALSE;
init2_sent = FALSE;
init3_sent = FALSE;
init_sent = 0;
init_tries = 0;
}
}
if(!access(form("%sDOWN.%d",syspath,node_number),0))
{
stat_win.clear();
tsw_centerline(STAT_LINE_Y,"Going down on external request",0xE);
LOG("Going down on external request");
modem.cmd(modem_cfg->cmdDown);
sleep(1);
modem.modem::~modem();
SCREEN.clear();
File f;
f.open(form("%sISDOWN.%d",syspath,node_number),fmode_create|fmode_write);
f.close();
exit(100);
}
static int timeslice_count = 0;
if(!(++timeslice_count % 20))
DV_timeslice();
}
tsw_cursoron();
delete modem_cfg;
delete [] blank_buf;
bar_win.close();
resp_win.close();
lc_win.close();
stat_win.close();
event_win.close();
dlg_win.close();
SCREEN.clear();
return (response->port<0) ? FALSE:TRUE;
}