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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "hopkins/files.h"
#include "hopkins/hopkins.h"
#include "hopkins/globals.h"
#include "common/system.h"
#include "common/debug.h"
#include "common/file.h"
#include "common/str.h"
#include "common/savefile.h"
namespace Hopkins {
FileManager::FileManager() {
}
void FileManager::setParent(HopkinsEngine *vm) {
_vm = vm;
}
// Load INI File
void FileManager::Chage_Inifile(Common::StringMap &iniParams) {
// TODO: Review whether we can do something cleaner with ScummVM initialisation than
// just initialising the INI array as if it had read in the INI file
iniParams["FULLSCREEN"] = "NO";
iniParams["SETMODE"] = "1"; // 640x480
iniParams["ZOOM"] = "100"; // No zooming
iniParams["VIDEOMEM"] = "YES";
iniParams["FORCE8BITS"] = "NO";
iniParams["FORCE16BITS"] = "YES";
iniParams["SOUND"] = "YES";
}
// Load File
byte *FileManager::CHARGE_FICHIER(const Common::String &file) {
DMESS1();
Common::File f;
if (!f.open(file))
error("Error opening %s", file.c_str());
// Allocate space for the file contents
size_t filesize = f.size();
byte *data = _vm->_globals.dos_malloc2(filesize);
if (!data)
error("Error allocating space for file being loaded - %s", file.c_str());
bload_it(f, data, filesize);
f.close();
return data;
}
// Load File 2
void FileManager::CHARGE_FICHIER2(const Common::String &file, byte *buf) {
Common::File f;
size_t filesize;
DMESS1();
if (!f.open(file))
error("Error opening file - %s", file.c_str());
filesize = f.size();
_vm->_fileManager.bload_it(f, buf, filesize);
f.close();
}
// Guess: Debug Message
void FileManager::DMESS() {
// No implementation in original
}
// Guess: Debug Message 1
void FileManager::DMESS1() {
// No implementation in original
}
void FileManager::bload(const Common::String &file, byte *buf) {
Common::File f;
if (!f.open(file))
error("Error opening file - %s", file.c_str());
int32 filesize = f.size();
_vm->_fileManager.bload_it(f, buf, filesize);
f.close();
}
int FileManager::bload_it(Common::ReadStream &stream, void *buf, size_t nbytes) {
return stream.read(buf, nbytes);
}
// Censorship
void FileManager::F_Censure() {
_vm->_globals.CENSURE = false;
CONSTRUIT_SYSTEM("BLOOD.DAT");
char *data = (char *)CHARGE_FICHIER(_vm->_globals.NFICHIER);
if (*(data + 6) == 'f' && *(data + 7) == 'r')
_vm->_globals.CENSURE = false;
if (*(data + 6) == 'F' && *(data + 7) == 'R')
_vm->_globals.CENSURE = false;
if (*(data + 6) == 'u' && *(data + 7) == 'k')
_vm->_globals.CENSURE = true;
if (*(data + 6) == 'U' && *(data + 7) == 'K')
_vm->_globals.CENSURE = true;
free(data);
}
// Build System
int FileManager::CONSTRUIT_SYSTEM(const Common::String &file) {
_vm->_globals.NFICHIER = Common::String::format("system/%s", file.c_str());
return _vm->_globals.NFICHIER.size();
}
void FileManager::CONSTRUIT_FICHIER(const Common::String &folder, const Common::String &file) {
Common::String folderToUse = folder;
// A lot of the code in the original engine based on COPIE_SEQ was used to determine
// whether a file resided on the CD or hard disk. Since the ScummVM implementatoin
// requires all the files in the same location, we only need to do a somewhat simpler
// check for animations that don't exist in the ANM folder, but rather in special
// sub-folders depending on the physical screen resolution being used.
if (folder == "ANM") {
switch (_vm->_globals.SVGA) {
case 1:
if (TEST_REP(folderToUse, file))
folderToUse = "TSVGA";
break;
case 2:
if (TEST_REP(folderToUse, file))
folderToUse = "SVGA";
break;
case 3:
if (TEST_REP(folderToUse, file))
folderToUse = "VGA";
break;
default:
break;
}
}
_vm->_globals.NFICHIER = Common::String::format("%s/%s", folderToUse.c_str(), file.c_str());
}
bool FileManager::TEST_REP(const Common::String &folder, const Common::String &file) {
Common::String filename = folder.empty() ? file :
Common::String::format("%s/%s", folder.c_str(), file.c_str());
Common::File f;
return !f.exists(filename);
}
// Free File
byte *FileManager::LIBERE_FICHIER(byte *ptr) {
free(ptr);
return g_PTRNUL;
}
// Search Cat
byte *FileManager::RECHERCHE_CAT(const Common::String &file, int a2) {
byte *ptr = NULL;
Common::File f;
Common::String filename = file;
filename.toUppercase();
switch (a2) {
case 1:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_INI.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_INI.RES");
break;
case 2:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_REP.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_REP.RES");
break;
case 3:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_LIN.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_LIN.RES");
break;
case 4:
CONSTRUIT_FICHIER(_vm->_globals.HOPANIM, "RES_ANI.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
CONSTRUIT_FICHIER(_vm->_globals.HOPANIM, "RES_ANI.RES");
break;
case 5:
CONSTRUIT_FICHIER(_vm->_globals.HOPANIM, "RES_PER.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
CONSTRUIT_FICHIER(_vm->_globals.HOPANIM, "RES_PER.RES");
break;
case 6:
CONSTRUIT_FICHIER(_vm->_globals.HOPIMAGE, "PIC.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
break;
case 7:
CONSTRUIT_FICHIER(_vm->_globals.HOPANIM, "RES_SAN.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
break;
case 8:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_SLI.CAT");
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
break;
case 9:
switch (_vm->_globals.FR) {
case 0:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_VAN.CAT");
break;
case 1:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_VFR.CAT");
break;
case 2:
CONSTRUIT_FICHIER(_vm->_globals.HOPLINK, "RES_VES.CAT");
break;
}
if (!f.exists(_vm->_globals.NFICHIER))
return g_PTRNUL;
ptr = CHARGE_FICHIER(_vm->_globals.NFICHIER);
break;
// Deliberate fall-through to
default:
break;
}
// Scan for an entry in the catalogue
byte *result;
bool matchFlag = false;
int offsetVal = 0;
do {
Common::String name = (const char *)ptr + offsetVal;
if (name == filename) {
// Found entry for file, so get it's details from the catalogue entry
const byte *pData = ptr + offsetVal;
_vm->_globals.CAT_POSI = READ_LE_UINT32(pData + 15);
_vm->_globals.CAT_TAILLE = READ_LE_UINT32(pData + 19);
matchFlag = true;
}
if (name == "FINIS") {
_vm->_globals.dos_free2(ptr);
return false;
}
offsetVal += 23;
} while (!matchFlag);
_vm->_globals.dos_free2(ptr);
// TODO: Double check whether this really should be an unsigned int comparison
if ((uint16)(a2 - 6) > 1 && (uint16)(a2 - 8) > 1) {
if (!f.open(_vm->_globals.NFICHIER))
error("CHARGE_FICHIER");
f.seek(_vm->_globals.CAT_POSI);
byte *catData = _vm->_globals.dos_malloc2(_vm->_globals.CAT_TAILLE);
if (catData == g_PTRNUL)
error("CHARGE_FICHIER");
bload_it(f, catData, _vm->_globals.CAT_TAILLE);
f.close();
result = catData;
} else {
result = NULL;
}
return result;
}
// File Size
uint32 FileManager::FLONG(const Common::String &filename) {
Common::File f;
uint32 size;
if (!f.open(filename))
error("Could not find file %s", filename.c_str());
size = f.size();
f.close();
return size;
}
// Build Linux
Common::String FileManager::CONSTRUIT_LINUX(const Common::String &file) {
_vm->_globals.NFICHIER = file;
return file;
}
} // End of namespace Hopkins
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