138 lines
3.9 KiB
C++
138 lines
3.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include <string.h>
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#include "core/types.h"
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#include "ac/dynobj/cc_agsdynamicobject.h"
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#include "ac/common.h" // quit()
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#include "util/bbop.h"
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using namespace AGS::Common;
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// *** The script serialization routines for built-in types
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int AGSCCDynamicObject::Dispose(const char *address, bool force) {
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// cannot be removed from memory
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return 0;
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}
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void AGSCCDynamicObject::StartSerialize(char *sbuffer) {
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bytesSoFar = 0;
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serbuffer = sbuffer;
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}
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void AGSCCDynamicObject::SerializeInt(int val) {
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char *chptr = &serbuffer[bytesSoFar];
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int *iptr = (int*)chptr;
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*iptr = BBOp::Int32FromLE(val);
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bytesSoFar += 4;
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}
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void AGSCCDynamicObject::SerializeFloat(float val) {
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char *chptr = &serbuffer[bytesSoFar];
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float *fptr = (float*)chptr;
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*fptr = BBOp::FloatFromLE(val);
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bytesSoFar += 4;
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}
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int AGSCCDynamicObject::EndSerialize() {
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return bytesSoFar;
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}
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void AGSCCDynamicObject::StartUnserialize(const char *sbuffer, int pTotalBytes) {
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bytesSoFar = 0;
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totalBytes = pTotalBytes;
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serbuffer = (char*)sbuffer;
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}
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int AGSCCDynamicObject::UnserializeInt() {
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if (bytesSoFar >= totalBytes)
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quit("Unserialise: internal error: read past EOF");
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char *chptr = &serbuffer[bytesSoFar];
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bytesSoFar += 4;
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return BBOp::Int32FromLE(*((int*)chptr));
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}
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float AGSCCDynamicObject::UnserializeFloat() {
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if (bytesSoFar >= totalBytes)
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quit("Unserialise: internal error: read past EOF");
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char *chptr = &serbuffer[bytesSoFar];
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bytesSoFar += 4;
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return BBOp::FloatFromLE(*((float*)chptr));
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}
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const char* AGSCCDynamicObject::GetFieldPtr(const char *address, intptr_t offset)
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{
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return address + offset;
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}
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void AGSCCDynamicObject::Read(const char *address, intptr_t offset, void *dest, int size)
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{
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memcpy(dest, address + offset, size);
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}
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uint8_t AGSCCDynamicObject::ReadInt8(const char *address, intptr_t offset)
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{
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return *(uint8_t*)(address + offset);
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}
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int16_t AGSCCDynamicObject::ReadInt16(const char *address, intptr_t offset)
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{
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return *(int16_t*)(address + offset);
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}
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int32_t AGSCCDynamicObject::ReadInt32(const char *address, intptr_t offset)
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{
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return *(int32_t*)(address + offset);
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}
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float AGSCCDynamicObject::ReadFloat(const char *address, intptr_t offset)
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{
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return *(float*)(address + offset);
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}
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void AGSCCDynamicObject::Write(const char *address, intptr_t offset, void *src, int size)
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{
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memcpy((void*)(address + offset), src, size);
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}
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void AGSCCDynamicObject::WriteInt8(const char *address, intptr_t offset, uint8_t val)
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{
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*(uint8_t*)(address + offset) = val;
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}
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void AGSCCDynamicObject::WriteInt16(const char *address, intptr_t offset, int16_t val)
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{
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*(int16_t*)(address + offset) = val;
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}
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void AGSCCDynamicObject::WriteInt32(const char *address, intptr_t offset, int32_t val)
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{
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*(int32_t*)(address + offset) = val;
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}
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void AGSCCDynamicObject::WriteFloat(const char *address, intptr_t offset, float val)
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{
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*(float*)(address + offset) = val;
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}
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