/
net.cpp
1069 lines (882 loc) · 25.3 KB
/
net.cpp
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// --------------------------------------------------------------------------
// Citadel: Net.CPP
//
// General-purpse networking code; not specific to any one protocol.
#include "ctdl.h"
#pragma hdrstop
#include "log.h"
#include "net.h"
#include "filecmd.h"
#include "cwindows.h"
#include "term.h"
#include "extmsg.h"
#include "statline.h"
#include "filerdwr.h"
#include "carrier.h"
// --------------------------------------------------------------------------
// Contents
//
// net_slave() network entry point from LOGIN
// net_master() entry point to call a node
// n_dial() call the bbs in the node buffer
// n_login() Login to the bbs with the macro in the node file
// wait_for() wait for a string to come from the modem
// net_callout() Entry point from CRON.CPP
// In Net1.CPP
Bool Net1Slave(void);
Bool Net1Master(void);
void Net1Cleanup(void);
Bool NetMessagePacketC::SaveByte(char Byte)
{
assert(NetFile);
return (fputc(Byte, NetFile) != EOF);
}
Bool NetMessagePacketC::SaveString(const char *String)
{
assert(NetFile);
assert(String);
return (PutStr(NetFile, String));
}
Bool NetMessagePacketC::GetByte(char *Byte)
{
assert(NetFile);
if (feof(NetFile))
{
*Byte = 0;
return (FALSE);
}
else
{
*Byte = (char) fgetc(NetFile);
return (TRUE);
}
}
// --------------------------------------------------------------------------
// net_slave(): network entry point from LOGIN
//
// Return value:
// TRUE if worked, FALSE if not.
Bool TERMWINDOWMEMBER net_slave(void)
{
callout = TRUE;
if (!read_net_messages())
{
cPrintf(getmsg(59));
callout = FALSE;
return (FALSE);
}
if (!readnode(TRUE))
{
cOutOfMemory(112);
callout = FALSE;
dump_net_messages();
return (FALSE);
}
label Buffer, Buffer1;
if (!*CurrentUser->GetAlias(Buffer, sizeof(Buffer)) ||
!*CurrentUser->GetLocID(Buffer1, sizeof(Buffer1)))
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
if (!onConsole)
{
netError = FALSE;
// cleanup
changedir(LocalTempPath);
ambigUnlink(getnetmsg(162));
ambigUnlink(getnetmsg(163));
unlink(roomreqIn);
unlink(roomreqOut);
unlink(roomdataIn);
unlink(roomdataOut);
unlink(getnetmsg(164));
unlink(getnetmsg(165));
switch (node->GetNetworkType())
{
default:
case NET_DCIT10:
{
Net1Slave();
if (Net1Master())
{
Net1Cleanup();
buildaddress(CONSOLE);
did_net(node->GetName());
}
else
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
break;
}
case NET_DCIT15:
case NET_DCIT16:
{
if (dc15network(FALSE))
{
Net1Cleanup();
buildaddress(CONSOLE);
did_net(node->GetName());
}
else
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
break;
}
case NET_6_9:
{
if (net69(FALSE))
{
did_net(node->GetName());
}
else
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
break;
}
case NET_C86:
{
if (!Citadel86Network(FALSE))
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
did_net(node->GetName());
break;
}
#ifdef HENGE
case NET_HENGE:
{
if (!hengeNet(FALSE))
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
break;
}
#endif
}
}
else
{
dump_net_messages();
callout = FALSE;
return (FALSE);
}
dump_net_messages();
callout = FALSE;
return (TRUE);
}
// --------------------------------------------------------------------------
// net_master(): Entry point to call a node
//
// Return value:
// TRUE: Network worked.
// FALSE: It didn't.
Bool TERMWINDOWMEMBER net_master(void)
{
int tries = 1;
if (!readnode(FALSE))
{
doccr();
label Buffer;
cPrintf(getmsg(206), CurrentUser->GetName(Buffer, sizeof(Buffer)));
doccr();
return (FALSE);
}
// cleanup
changedir(LocalTempPath);
ambigUnlink(getnetmsg(162));
ambigUnlink(getnetmsg(163));
unlink(roomreqIn);
unlink(roomreqOut);
unlink(roomdataIn);
unlink(roomdataOut);
unlink(getnetmsg(164));
unlink(getnetmsg(165));
int connected;
#ifdef WINCIT
if (*node->GetIpAddress())
{
connected = TRUE;
}
else
#endif
do
{
if (tries > 1)
{
doccr();
cPrintf(getnetmsg(130), ltoac(tries));
}
if ((connected = n_dial()) == CERROR)
{
return (FALSE);
}
} while (tries++ < node->GetRedial() && !connected);
if (!connected)
{
return (FALSE);
}
if (node->GetNetworkType() == NET_C86)
{
if (!net86_fetch(CONSOLE))
{
return (FALSE);
}
}
if (!n_login())
{
return (FALSE);
}
// We have logged in: Call it a new call.
#ifdef WINCIT
slideLTab(&ThisSlot, CurrentUser, LogOrder);
#else
slideLTab(&ThisSlot, CurrentUser);
#endif
cfg.callno++;
netError = FALSE;
switch (node->GetNetworkType())
{
default:
case NET_DCIT10:
{
if (Net1Master() == FALSE)
{
return (FALSE);
}
if (Net1Slave() == FALSE)
{
return (FALSE);
}
Net1Cleanup();
buildaddress(CONSOLE);
break;
}
case NET_DCIT15:
case NET_DCIT16:
{
if (!dc15network(TRUE))
{
return (FALSE);
}
Net1Cleanup();
buildaddress(CONSOLE);
break;
}
case NET_6_9:
{
if (!net69(TRUE))
{
return (FALSE);
}
break;
}
case NET_C86:
{
if (!Citadel86Network(TRUE))
{
return (FALSE);
}
break;
}
#ifdef HENGE
case NET_HENGE:
{
if (!hengeNet(TRUE))
{
return (FALSE);
}
break;
}
#endif
}
CITWINDOW *w = ScreenSaver.IsOn() ? NULL :
CitWindowsMsg(NULL, getmsg(19));
Initport();
if (w)
{
destroyCitWindow(w, FALSE);
}
return (TRUE);
}
// --------------------------------------------------------------------------
// wait_for(): Wait for a string to come from the modem
//
// Input:
// const char *str: The string to wait for
// int timeout: The number of seconds to wait
Bool TERMWINDOWMEMBER wait_for(const char *str, int timeout)
{
char line[80];
long st;
int i, stl;
stl = strlen(str);
if (stl)
{
for (i = 0; i < stl; i++)
{
line[i] = '\0';
}
time(&st);
for (;;)
{
if (CommPort->IsInputReady())
{
memcpy(line, line+1, stl);
line[stl-1] = (char) CommPort->Input();
line[stl] = '\0';
if (debug)
{
outCon(line[stl-1]);
}
if (SameString(line, str))
{
return (TRUE);
}
}
else
{
if ((time(NULL) - st) > (long)timeout ||
!CommPort->HaveConnection())
{
return (FALSE);
}
if (KBReady()) // Aborted by user
{
ciChar();
return (FALSE);
}
}
}
}
else
{
return (FALSE);
}
}
// --------------------------------------------------------------------------
// net_callout(): Entry point from RUNCRON.CPP
//
// Input:
// const char *nodenm: Name of node to net with.
//
// Return value:
// TRUE: It worked.
// FALSE: It didn't work.
Bool TERMWINDOWMEMBER net_callout(const char *nodenm)
{
Bool NetResult = FALSE;
char String[80];
if (!read_net_messages())
{
cPrintf(getmsg(59));
return (FALSE);
}
SetDoWhat(NETWORKING);
strftime(String, sizeof(String) - 1, cfg.vdatestamp, 0l);
cPrintf(getnetmsg(170), String);
doccr();
#ifdef WINCIT
if (!ReadNodesCit(this, &node, nodenm, MODEM, FALSE))
#else
if (!ReadNodesCit(&node, nodenm, MODEM, FALSE))
#endif
{
cPrintf(getmsg(206), nodenm);
doccr();
dump_net_messages();
return (FALSE);
}
// login user
MS.Read = 0;
MS.Entered = 0;
const l_slot slot = FindPersonByName(node->GetName());
if (slot == CERROR)
{
cPrintf(getnetmsg(13));
dump_net_messages();
return (FALSE);
}
ThisSlot = slot;
ThisLog = LTab(slot).GetLogIndex();
loggedIn = TRUE;
label Buffer;
if (CurrentUser->Load(ThisLog))
{
setlbvisit();
StatusLine.Update(WC_TWp);
callout = TRUE;
#ifdef WINCIT
trap(T_NETWORK, WindowCaption, getnetmsg(14), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#else
trap(T_NETWORK, getnetmsg(14), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#endif
// node logged in
NetResult = net_master();
// be sure to hang up
if (CommPort->HaveConnection())
{
CITWINDOW *w = ScreenSaver.IsOn() ? NULL : CitWindowsMsg(NULL, getmsg(82));
Hangup();
if (w)
{
destroyCitWindow(w, FALSE);
}
}
// terminate user
if (NetResult == TRUE)
{
CurrentUser->SetCallNumber(cfg.callno);
time(&logtimestamp);
CurrentUser->SetCallTime(logtimestamp);
CurrentUser->SetLastMessage(MessageDat.NewestMessage());
storeLog();
loggedIn = FALSE;
// trap it
#ifdef WINCIT
trap(T_NETWORK, WindowCaption, getnetmsg(15), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#else
trap(T_NETWORK, getnetmsg(15), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#endif
OC.SetOutFlag(IMPERVIOUS);
cPrintf(getnetmsg(16), CurrentUser->GetName(Buffer, sizeof(Buffer)));
delete MS.AbortedMessage;
MS.AbortedMessage = NULL;
#ifndef WINCIT
trap(T_NETWORK, getnetmsg(17), MS.Entered);
trap(T_NETWORK, getnetmsg(18), MS.Read);
trap(T_NETWORK, getnetmsg(19), MS.Expired);
trap(T_NETWORK, getnetmsg(20), MS.Duplicate);
#else
trap(T_NETWORK, WindowCaption, getnetmsg(17), MS.Entered);
trap(T_NETWORK, WindowCaption, getnetmsg(18), MS.Read);
trap(T_NETWORK, WindowCaption, getnetmsg(19), MS.Expired);
trap(T_NETWORK, WindowCaption, getnetmsg(20), MS.Duplicate);
#endif
}
else
{
loggedIn = FALSE;
Bool SaveTrapit = cfg.trapit[T_NETWORK];
if (node->GetNetFail() > 0)
{
cfg.trapit[T_NETWORK] = TRUE;
}
if (node->GetNetFail() < 0)
{
cfg.trapit[T_NETWORK] = FALSE;
}
#ifdef WINCIT
trap(T_NETWORK, WindowCaption, getnetmsg(21), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#else
trap(T_NETWORK, getnetmsg(21), CurrentUser->GetName(Buffer, sizeof(Buffer)));
#endif
cfg.trapit[T_NETWORK] = SaveTrapit;
}
}
else
{
loggedIn = FALSE;
}
setdefaultconfig(FALSE);
// user terminated
callout = FALSE;
CITWINDOW *w = ScreenSaver.IsOn() ? NULL : CitWindowsMsg(NULL, getmsg(19));
Initport();
if (w)
{
destroyCitWindow(w, FALSE);
}
freeNode(&node);
dump_net_messages();
return (NetResult);
}
// --------------------------------------------------------------------------
// n_dial(): Call the bbs in the node buffer
//
// Return value:
// TRUE: Connected
// FALSE: Didn't connect; retry if #REDIAL set in NODES.CIT
// CERROR: User abort; don't retry
int TERMWINDOWMEMBER n_dial(void)
{
int checkbaud;
doccr();
CommPort->SetSpeed(node->GetBaud());
StatusLine.Update(WC_TWp);
CommPort->OutString(cfg.dialsetup);
CommPort->OutString(br);
if (*node->GetPreDial())
{
if (debug)
{
cPrintf(getdbmsg(3), node->GetPreDial());
doccr();
}
CommPort->OutString(node->GetPreDial());
CommPort->OutString(br);
}
if (debug)
{
cPrintf(getdbmsg(4), cfg.dialpref, node->GetDialOut());
}
else
{
cPrintf(getnetmsg(40));
}
pause(100);
CommPort->FlushInput();
checkbaud = dial(node->GetDialOut(), node->GetDialTimeout());
if (checkbaud && (cfg.dumbmodem == 4 || cfg.dumbmodem == 5 ||
cfg.dumbmodem == 6 || cfg.dumbmodem == 7))
{
CommPort->SetSpeed(node->GetBaud());
}
if (checkbaud == TRUE)
{
pause(100);
}
StatusLine.Update(WC_TWp);
if (checkbaud != FALSE) // TRUE || CERROR
{
#ifdef WINCIT
trap(T_NETWORK, WindowCaption, getnetmsg(44), modem_result);
#else
trap(T_NETWORK, getnetmsg(44), modem_result);
#endif
}
switch (checkbaud)
{
case TRUE:
{
OC.ansiattr = cfg.wattr;
cPrintf(getnetmsg(45));
OC.ansiattr = cfg.attr;
cPrintf(getnetmsg(170), modem_result);
return (TRUE);
}
case CERROR:
{
OC.ansiattr = cfg.wattr;
cPrintf(getnetmsg(46));
OC.ansiattr = cfg.attr;
cPrintf(getnetmsg(170), modem_result);
return (FALSE);
}
case FALSE:
{
return (FALSE);
}
default: // -3
{
return (CERROR);
}
}
}
// --------------------------------------------------------------------------
// dial(): Actually make the call.
//
// Input:
// const char *dialstring: String to send to modem to call
// int timeout: How long to wait for carrier, in seconds
//
// Return value:
// Whatever smartbaud() returns, or -3 if manually aborted.
int TERMWINDOWMEMBER dial(const char *dialstring, int timeout)
{
time_t ts, tx, ty;
int checkbaud;
pause(100);
CommPort->FlushInput();
CommPort->OutString(cfg.dialpref);
CommPort->OutString(dialstring);
CommPort->OutString(br);
tx = time(&ts);
for (;;)
{
if ((int) (time(&ty) - ts) > timeout)
{
OC.ansiattr = cfg.wattr;
cPrintf(getnetmsg(41));
OC.ansiattr = cfg.attr;
return (FALSE);
}
if (tx != ty)
{
if (debug)
{
cPrintf(br);
cPrintf(getdbmsg(5), cfg.dialpref, dialstring,
ltoac(ty - ts));
}
tx = ty;
}
if (KBReady()) // User abort
{
ciChar();
OC.ansiattr = cfg.wattr;
cPrintf(getnetmsg(43));
OC.ansiattr = cfg.attr;
return (-3);
}
if (CommPort->IsInputReady())
{
checkbaud = smartbaud(CommPort);
if (checkbaud != FALSE) // TRUE || CERROR
{
return (checkbaud);
}
}
}
}
// --------------------------------------------------------------------------
// n_login(): Parse login macro
//
// Input:
// char *line: Macro for loggin in. Will be modified.
//
// Return value:
// TRUE if was able to parse and execute
// FALSE if failed
Bool TERMWINDOWMEMBER parseLine(char *line)
{
int i, j, k;
char *words[128];
char newline[82];
char done;
const int count = parse_it(words, line);
i = -1;
while (++i < count)
{
switch (tolower(*words[i++]))
{
case 'd':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(6), words[i], words[i + 1], words[i + 2]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
const protocols *theProt = GetProtocolByKey(words[i][0], TRUE);
if (!theProt)
{
return (FALSE);
}
wxrcv(words[i + 1], words[i + 2], theProt);
i += 2;
break;
}
case 'p':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(7), words[i]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
netpause(atoi(words[i]) * 100);
break;
}
case 'r':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(8), words[i], words[i+1], words[i+2]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
k = atoi(words[i+2]);
for (done = FALSE, j = 0; j < k && !done; j++)
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(9), words[i]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
if (!wait_for(words[i], node->GetWaitTimeout()))
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(10), words[i+1]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
CommPort->OutString(words[i + 1], node->GetOutputPace());
}
else
{
done = TRUE;
}
}
i += 2;
if (!done)
{
return (FALSE);
}
break;
}
case 's':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(10), words[i]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
CommPort->OutString(words[i], node->GetOutputPace());
break;
}
case 'u':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(11), words[i], words[i + 1],
words[i + 2]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
const protocols *theProt = GetProtocolByKey(words[i][0],
TRUE);
if (!theProt)
{
return (FALSE);
}
wxsnd(words[i + 1], words[i + 2], theProt, 0);
i += 2;
break;
}
case 'w':
{
if (debug)
{
OC.ansiattr = cfg.wattr;
cPrintf(getdbmsg(9), words[i]);
OC.ansiattr = cfg.attr;
cPrintf(spc);
}
else
{
cPrintf(getmsg(433));
}
if (!wait_for(words[i], node->GetWaitTimeout()))
{
return (FALSE);
}
break;
}
case '!':
{
RunApplication(words[i], NULL, TRUE, TRUE);
break;
}
case '@':
{
FILE *file;
if ((file = fopen(words[i], FO_R)) != NULL)