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deb-goldedplus/goldlib/gmb3/gmofido1.cpp
2001-12-26 13:00:18 +00:00

260 lines
6.5 KiB
C++

// This may look like C code, but it is really -*- C++ -*-
// ------------------------------------------------------------------
// The Goldware Library
// Copyright (C) 1990-1999 Odinn Sorensen
// ------------------------------------------------------------------
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this program; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307, USA
// ------------------------------------------------------------------
// $Id$
// ------------------------------------------------------------------
// Fido/Opus/FTSC (*.MSG) type handling
// ------------------------------------------------------------------
#include <cstdlib>
#include <cerrno>
#include <gdbgerr.h>
#include <gmemdbg.h>
#include <gdbgtrk.h>
#include <gstrall.h>
#include <gmofido.h>
// ------------------------------------------------------------------
FidoWide* fidowide = NULL;
FidoData* fidodata = NULL;
int fidodatano = 0;
// ------------------------------------------------------------------
void FidoArea::data_open() {
wide = fidowide;
data = fidodata + (fidodatano++);
}
// ------------------------------------------------------------------
void FidoArea::data_close() {
fidodatano--;
}
// ------------------------------------------------------------------
char* FidoArea::build_msgname(char* __buf, ulong __msgno) {
sprintf(__buf, "%s%lu.msg", path(), __msgno);
return __buf;
}
// ------------------------------------------------------------------
int FidoArea::test_open(const char* __file, int __openmode, int __sharemode, int __fail) {
GFTRK("FidoTestOpen");
int _fh;
long _tries = 0;
do {
_fh = ::sopen(__file, __openmode, __sharemode, S_STDRW);
if(_fh == -1) {
if((errno != EACCES) or (PopupLocked(++_tries, false, __file) == false)) {
// Return instead of halting if requested
if((errno != EACCES) and not __fail) {
GFTRK(NULL);
return _fh;
}
// User requested to exit
WideLog->ErrOpen();
WideLog->printf("! A Fido message file could not be opened.");
WideLog->printf(": %s", __file);
WideLog->ErrOSInfo();
OpenErrorExit();
}
}
} while(_fh == -1);
// Remove the popup window
if(_tries)
PopupLocked(0, 0, NULL);
GFTRK(NULL);
return _fh;
}
// ------------------------------------------------------------------
void FidoExit() {
if(fidowide)
delete fidowide->user;
throw_release(fidowide);
throw_release(fidodata);
}
// ------------------------------------------------------------------
void FidoInit(const char* fidolastread, int fidohwmarks, int fidonullfix, int fidouserno, const char* squishuserpath) {
fidodata = (FidoData*)throw_calloc(3, sizeof(FidoData));
fidowide = (FidoWide*)throw_calloc(1, sizeof(FidoWide));
fidowide->fidolastread = fidolastread;
fidowide->fidohwmarks = fidohwmarks;
fidowide->fidonullfix = fidonullfix;
fidowide->userno = fidouserno;
fidowide->squishuserpath = squishuserpath;
fidowide->user = new MaximusUser;
throw_new(fidowide->user);
const char* _username = WideUsername[0];
if(fidowide->userno == -1) {
Path userfile;
strxcpy(userfile, AddPath(fidowide->squishuserpath, "USER.BBS"), sizeof(Path));
fidowide->user->fh = ::sopen(userfile, O_RDWR|O_CREAT|O_BINARY, WideSharemode, S_STDRW);
if(fidowide->user->fh != -1) {
fidowide->user->find(_username);
if(not fidowide->user->found) {
WideLog->printf("* User \"%s\" not found in %s.", _username, userfile);
fidowide->user->add(_username);
WideLog->printf("* Now added with user number %u.", fidowide->user->index);
}
::close(fidowide->user->fh);
}
fidowide->userno = fidowide->user->index;
}
}
// ------------------------------------------------------------------
void FidoArea::open() {
GFTRK("FidoOpen");
isopen++;
if(isopen > 2) {
WideLog->ErrTest();
WideLog->printf("! Trying to open a *.MSG msgbase more than twice.");
WideLog->printf(": %s, %s.", echoid(), path());
WideLog->printf("+ Info: This indicates a serious bug.");
WideLog->printf("+ Advice: Report to the Author immediately.");
TestErrorExit();
}
if(isopen == 1) {
if(ispacked()) {
isopen--;
const char* newpath = Unpack(path());
if(newpath == NULL)
packed(false);
set_real_path(newpath ? newpath : path());
isopen++;
}
data_open();
scan();
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void FidoArea::save_lastread() {
GFTRK("FidoSaveLastread");
int _fh = ::sopen(AddPath(path(), wide->fidolastread), O_RDWR|O_CREAT|O_BINARY, WideSharemode, S_STDRW);
if(_fh != -1) {
word _lastread = (word)Msgn->CvtReln(lastread);
lseekset(_fh, wide->userno, sizeof(word));
write(_fh, &_lastread, sizeof(word));
::close(_fh);
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void FidoArea::close() {
GFTRK("FidoClose");
if(isopen) {
if(isopen == 1) {
save_lastread();
Msgn->Reset();
data_close();
if(ispacked()) {
CleanUnpacked(real_path());
}
}
isopen--;
}
else {
WideLog->ErrTest();
WideLog->printf("! Trying to close an already closed *.MSG msgbase.");
WideLog->printf(": %s, %s.", echoid(), path());
WideLog->printf("+ Info: This indicates a potentially serious bug.");
WideLog->printf("+ Advice: Report to the Author immediately.");
TestErrorExit();
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void FidoArea::suspend() {
GFTRK("FidoSuspend");
save_lastread();
GFTRK(NULL);
}
// ------------------------------------------------------------------
void FidoArea::resume() {
GFTRK("FidoResume");
GFTRK(NULL);
}
// ------------------------------------------------------------------