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deb-goldedplus/goldlib/gmb3/gmoezyc1.cpp
Alexander S. Aganichev 5c40b1a909 Random fixes
2002-10-26 16:28:01 +00:00

452 lines
11 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
// ------------------------------------------------------------------
// $Id$
// ------------------------------------------------------------------
// Ezycom msgbase handling
// ------------------------------------------------------------------
#include <cstdlib>
#include <gdbgerr.h>
#include <gmemdbg.h>
#include <gdbgtrk.h>
#include <gstrall.h>
#include <glog.h>
#include <gmoezyc.h>
// ------------------------------------------------------------------
EzycWide* ezycomwide = NULL;
EzycData* ezycomdata = NULL;
int ezycomdatano = 0;
// ------------------------------------------------------------------
void EzycomArea::data_open() {
wide = ezycomwide;
data = ezycomdata + (ezycomdatano++);
data->fhhdr = data->fhtxt = data->fhnow = -1;
data->omode = O_RDONLY;
data->smode = SH_DENYNO;
data->timesposted = 0;
}
// ------------------------------------------------------------------
void EzycomArea::data_close() {
ezycomdatano--;
}
// ------------------------------------------------------------------
char* EzycomArea::ret_mess_xxx(char* __path, byte __type) {
if(wide->ver >= 110) {
sprintf(__path, "%sAREA%u\\M%c%05u.BBS",
wide->msgbasepath,
((board()-1) / 100) + 1,
(__type == 1) ? 'H' : 'T',
board()
);
}
else {
sprintf(__path, "%sAREA%u\\MSG%c%03u.BBS",
wide->msgbasepath,
((board()-1) / 100) + 1,
(__type == 1) ? 'H' : 'T',
(board() > 999) ? board()/10 : board()
);
}
return __path;
}
// ------------------------------------------------------------------
char* EzycomArea::ret_mess_area(char* __path) {
sprintf(__path, "%sAREA%u",
wide->msgbasepath,
((board()-1) / 100) + 1
);
return __path;
}
// ------------------------------------------------------------------
void EzycomArea::raw_close() {
GFTRK("EzycomRawClose");
if(data->fhhdr != -1) ::close(data->fhhdr); data->fhhdr = -1;
if(data->fhtxt != -1) ::close(data->fhtxt); data->fhtxt = -1;
if(data->fhnow != -1) ::close(data->fhnow); data->fhnow = -1;
if(data->omode == O_WRONLY)
remove(AddPath(wide->msgbasepath, "EZYMSG.NOW"));
GFTRK(NULL);
}
// ------------------------------------------------------------------
int EzycomArea::test_open(const char* __file, int __mode, int __share) {
GFTRK("EzycomTestOpen");
int _fh;
long _tries = 0;
Path _path;
strcpy(_path, __file);
do {
_fh = ::sopen(_path, __mode, __share, S_STDRW);
if(_fh == -1) {
// Tell the world
if((errno != EACCES) or (PopupLocked(++_tries, false, _path) == false)) {
WideLog->ErrOpen();
raw_close();
WideLog->printf("! A Ezycom msgbase file could not be opened.");
WideLog->printf(": %s.", _path);
WideLog->ErrOSInfo();
OpenErrorExit();
}
}
} while(_fh == -1);
// Remove the popup window
if(_tries)
PopupLocked(0, 0, NULL);
GFTRK(NULL);
return _fh;
}
// ------------------------------------------------------------------
int EzycomArea::raw_open() {
GFTRK("EzycomRawOpen");
int _tryagain = 0;
do {
int _sopen_access = data->omode | O_BINARY;
int _sopen_permit = 0;
if(not fexist(ret_mess_xxx(data->ezyfile,1))) {
_sopen_access |= O_CREAT;
_sopen_permit = S_STDRW;
}
ret_mess_xxx(data->ezyfile, 1);
data->fhhdr = ::sopen(data->ezyfile, _sopen_access, data->smode, _sopen_permit);
if(data->fhhdr != -1) {
ret_mess_xxx(data->ezyfile, 2);
data->fhtxt = ::sopen(data->ezyfile, _sopen_access, data->smode, _sopen_permit);
if(data->fhtxt != -1) {
if(data->omode == O_WRONLY) {
// Create semaphore file
byte _sema = 0;
data->fhnow = ::sopen(AddPath(wide->msgbasepath, "EZYMSG.NOW"), O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, WideSharemode, S_STDRW);
write(data->fhnow, &_sema, 1); // Write some dummy data
}
GFTRK(NULL);
return true;
}
}
raw_close();
if(fexist(AddPath(wide->msgbasepath, "EZYMSG.NOW"))) {
errno = EACCES;
break;
}
Path _path;
if(not is_dir(ret_mess_area(_path))) {
mkdir(ret_mess_area(_path), S_IWUSR);
_tryagain++;
}
} while(_tryagain == 1);
GFTRK(NULL);
return false;
}
// ------------------------------------------------------------------
void EzycomArea::test_raw_open(int __fileline) {
GFTRK("EzycomTestRawOpen");
int _isopen;
long _tries = 0;
do {
_isopen = raw_open();
if(not _isopen) {
// Tell the world
if((errno != EACCES) or PopupLocked(++_tries, false, data->ezyfile) == false) {
// User requested to exit
WideLog->erropen(__FILE__, __fileline);
WideLog->printf("! A Ezycom msgbase file could not be opened.");
WideLog->printf(": %s.", data->ezyfile);
WideLog->ErrOSInfo();
OpenErrorExit();
}
}
} while(not _isopen);
// Remove the popup window
if(_tries)
PopupLocked(0, 0, NULL);
GFTRK(NULL);
}
// ------------------------------------------------------------------
void EzycomExit() {
if(ezycomwide)
delete ezycomwide->user;
throw_xrelease(ezycomwide);
throw_xrelease(ezycomdata);
}
// ------------------------------------------------------------------
void EzycomInit(const char* msgbasepath, const char* userbasepath, int userno) {
ezycomdata = (EzycData*)throw_calloc(3, sizeof(EzycData));
ezycomwide = (EzycWide*)throw_calloc(1, sizeof(EzycWide));
ezycomwide->msgbasepath = msgbasepath;
ezycomwide->userbasepath = userbasepath;
ezycomwide->userno = userno;
Path _path;
*_path = NUL;
char* _ptr = getenv("EZY");
if(_ptr and *_ptr) {
_ptr = strcpy(_path, _ptr);
char* _ptr2 = strchr(_ptr, ' ');
if(_ptr2)
*_ptr2 = NUL;
AddBackslash(_path);
}
const char* _file = "";
_ptr = getenv("TASK");
if(_ptr and *_ptr) {
char _tmp[20];
sprintf(_tmp, "CONFIG.%u", atoi(_ptr));
_file = AddPath(_path, _tmp);
}
if(not fexist(_file))
_file = AddPath(_path, "CONFIG.EZY");
ezycomwide->ver = 102;
ezycomwide->maxmess = EZYC_MAXMESS102;
int _fh = ::sopen(_file, O_RDONLY|O_BINARY, WideSharemode, S_STDRD);
if(_fh != -1) {
char _verstr[9];
read(_fh, _verstr, 9);
close(_fh);
strp2c(_verstr);
if(strnicmp(_verstr, "1.10", 4) >= 0) {
ezycomwide->ver = 110;
ezycomwide->maxmess = EZYC_MAXMESS110;
}
}
ezycomwide->user = new EzycomUser;
throw_new(ezycomwide->user);
const char* _username = WideUsername[0];
ezycomwide->user->ver = ezycomwide->ver;
if(ezycomwide->userno == -1) {
ezycomwide->user->fh = ::sopen(AddPath(ezycomwide->userbasepath, "USERS.BBS"), O_RDWR|O_CREAT|O_BINARY, WideSharemode, S_STDRW);
if(ezycomwide->user->fh != -1) {
ezycomwide->user->extfh = ::sopen(AddPath(ezycomwide->userbasepath, "USERSEXT.BBS"), O_RDWR|O_CREAT|O_BINARY, WideSharemode, S_STDRW);
if(ezycomwide->user->extfh != -1) {
ezycomwide->user->find(_username);
if(not ezycomwide->user->found) {
WideLog->printf("* User \"%s\" not found in %sUSERS.BBS.", _username, ezycomwide->userbasepath);
ezycomwide->user->add(_username);
WideLog->printf("* Now added with user number %u.", ezycomwide->user->index);
}
close(ezycomwide->user->extfh);
}
close(ezycomwide->user->fh);
}
ezycomwide->userno = ezycomwide->user->index;
}
}
// ------------------------------------------------------------------
void EzycomArea::open() {
GFTRK("EzycomOpen");
isopen++;
if(isopen > 2) {
WideLog->ErrTest();
WideLog->printf("! Trying to open a Ezycom msgbase more than twice.");
WideLog->printf(": %s, board %u.", echoid(), board());
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();
test_raw_open(__LINE__);
scan();
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void EzycomArea::save_lastread() {
GFTRK("EzycomSaveLastread");
int _fh = test_open(AddPath(wide->userbasepath, "LASTCOMB.BBS"), O_RDWR|O_CREAT|O_BINARY, SH_DENYNO);
if(_fh != -1) {
word _lastread = (word)(Msgn->CvtReln(lastread)+1);
lseekset(_fh, (long)wide->userno * ((long)wide->maxmess / 16) * (long)sizeof(EzycLast) +
(((board() - 1) / 16) * sizeof(EzycLast) + sizeof(word)) +
(board()-1) % 16 * sizeof(word)
);
write(_fh, &_lastread, sizeof(word));
::close(_fh);
}
if(data->timesposted) {
wide->user->extfh = ::sopen(AddPath(wide->userbasepath, "USERSEXT.BBS"), O_RDWR|O_BINARY, SH_DENYNO, S_STDRW);
if(wide->user->extfh != -1) {
wide->user->moveto(wide->userno);
wide->user->inctimesposted(data->timesposted);
data->timesposted = 0;
::close(wide->user->extfh);
}
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void EzycomArea::close() {
GFTRK("EzycomClose");
if(isopen) {
if(isopen == 1) {
save_lastread();
raw_close();
Msgn->Reset();
data_close();
if(ispacked()) {
CleanUnpacked(real_path());
}
}
isopen--;
}
else {
WideLog->ErrTest();
WideLog->printf("! Trying to close an already closed Ezycom msgbase.");
WideLog->printf(": %s, board %u.", echoid(), board());
WideLog->printf("+ Info: This indicates a potentially serious bug.");
WideLog->printf("+ Advice: Report to the Author immediately.");
TestErrorExit();
}
GFTRK(NULL);
}
// ------------------------------------------------------------------
void EzycomArea::suspend() {
GFTRK("EzycomSuspend");
save_lastread();
raw_close();
GFTRK(NULL);
}
// ------------------------------------------------------------------
void EzycomArea::resume() {
GFTRK("EzycomResume");
if(not raw_open()) {
Path _path;
WideLog->ErrOpen();
WideLog->printf("! A Ezycom msgbase file could not be opened.");
WideLog->printf(": %s.", ret_mess_xxx(_path, 1));
WideLog->ErrOSInfo();
OpenErrorExit();
}
GFTRK(NULL);
}
// ------------------------------------------------------------------