scummvm/engines/cine/prc.cpp
Max Horn 5ea3b8f9cd - avoid using typedef for structs (it is just not necessary in C++)
- added a const/static here and there
- started to reduce header dependencies

svn-id: r20856
2006-02-25 00:46:56 +00:00

148 lines
3.1 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2006 The ScummVM project
*
* cinE Engine is (C) 2004-2005 by CinE Team
*
* 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.
*
* $URL$
* $Id$
*
*/
#include "cine/cine.h"
#include "cine/auto00.h"
namespace Cine {
prcLinkedListStruct globalScriptsHead;
prcLinkedListStruct objScriptList;
//char currentPrcName[20];
void resetglobalScriptsHead(void) {
globalScriptsHead.next = NULL;
globalScriptsHead.scriptIdx = -1;
}
void freePrcLinkedList(void) {
prcLinkedListStruct *currentHead = globalScriptsHead.next;
while (currentHead) {
prcLinkedListStruct *temp;
ASSERT_PTR(currentHead);
temp = currentHead->next;
free(currentHead);
currentHead = temp;
}
resetglobalScriptsHead();
}
void loadPrc(const char *pPrcName) {
uint8 i;
uint16 numEntry;
ASSERT_PTR(pPrcName);
for (i = 0; i < NUM_MAX_SCRIPT; i++) {
if (scriptTable[i].ptr) {
ASSERT_PTR(scriptTable[i].ptr);
free(scriptTable[i].ptr);
scriptTable[i].ptr = NULL;
scriptTable[i].var4 = 0;
}
}
checkDataDisk(-1);
if ((gameType == Cine::GID_FW) && (!strcmp(pPrcName, "AUTO00.PRC"))) {
const unsigned char *readPtr = AUT000;
processPendingUpdates(1);
numEntry = *(unsigned short int *)readPtr;
readPtr += 2;
flipU16(&numEntry);
ASSERT(numEntry <= NUM_MAX_SCRIPT);
for (i = 0; i < numEntry; i++) {
scriptTable[i].var4 = *(unsigned short int *)readPtr;
readPtr += 2;
flipU16(&scriptTable[i].var4);
}
for (i = 0; i < numEntry; i++) {
uint16 size;
size = scriptTable[i].var4;
if (size) {
scriptTable[i].ptr = (byte *)malloc(size);
ASSERT_PTR(scriptTable[i].ptr);
memcpy(scriptTable[i].ptr, readPtr, size);
readPtr += size;
computeScriptStack(scriptTable[i].ptr, scriptTable[i].stack, size);
}
}
} else {
uint8 *ptr = readBundleFile(findFileInBundle(pPrcName));
ASSERT_PTR(ptr);
processPendingUpdates(1);
numEntry = *(uint16 *) ptr;
ptr += 2;
flipU16(&numEntry);
ASSERT(numEntry <= NUM_MAX_SCRIPT);
for (i = 0; i < numEntry; i++) {
scriptTable[i].var4 = *(uint16 *) ptr;
ptr += 2;
flipU16(&scriptTable[i].var4);
}
for (i = 0; i < numEntry; i++) {
uint16 size;
size = scriptTable[i].var4;
if (size) {
scriptTable[i].ptr = (byte *) malloc(size);
ASSERT_PTR(scriptTable[i].ptr);
memcpy(scriptTable[i].ptr, ptr, size);
ptr += size;
computeScriptStack(scriptTable[i].ptr, scriptTable[i].stack, size);
}
}
}
}
} // End of namespace Cine