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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "ags/shared/core/types.h"
#include "ags/engine/ac/dynobj/cc_ags_dynamic_object.h"
#include "ags/shared/util/memory_stream.h"
namespace AGS3 {
using namespace AGS::Shared;
int CCBasicObject::Dispose(void * /*address*/, bool /*force*/) {
return 0; // cannot be removed from memory
}
int CCBasicObject::Serialize(void * /*address*/, uint8_t * /*buffer*/, int /*bufsize*/) {
return 0; // does not save data
}
void *CCBasicObject::GetFieldPtr(void *address, intptr_t offset) {
return static_cast<uint8_t *>(address) + offset;
}
void CCBasicObject::Read(void *address, intptr_t offset, uint8_t *dest, size_t size) {
memcpy(dest, static_cast<uint8_t *>(address) + offset, size);
}
uint8_t CCBasicObject::ReadInt8(void *address, intptr_t offset) {
return *(uint8_t *)(static_cast<uint8_t *>(address) + offset);
}
int16_t CCBasicObject::ReadInt16(void *address, intptr_t offset) {
return *(int16_t *)(static_cast<uint8_t *>(address) + offset);
}
int32_t CCBasicObject::ReadInt32(void *address, intptr_t offset) {
return *(int32_t *)(static_cast<uint8_t *>(address) + offset);
}
float CCBasicObject::ReadFloat(void *address, intptr_t offset) {
return *(float *)(static_cast<uint8_t *>(address) + offset);
}
void CCBasicObject::Write(void *address, intptr_t offset, const uint8_t *src, size_t size) {
memcpy(static_cast<uint8_t *>(address) + offset, src, size);
}
void CCBasicObject::WriteInt8(void *address, intptr_t offset, uint8_t val) {
*(uint8_t *)(static_cast<uint8_t *>(address) + offset) = val;
}
void CCBasicObject::WriteInt16(void *address, intptr_t offset, int16_t val) {
*(int16_t *)(static_cast<uint8_t *>(address) + offset) = val;
}
void CCBasicObject::WriteInt32(void *address, intptr_t offset, int32_t val) {
*(int32_t *)(static_cast<uint8_t *>(address) + offset) = val;
}
void CCBasicObject::WriteFloat(void *address, intptr_t offset, float val) {
*(float *)(static_cast<uint8_t *>(address) + offset) = val;
}
int AGSCCDynamicObject::Serialize(void *address, uint8_t *buffer, int bufsize) {
// If the required space is larger than the provided buffer,
// then return negated required space, notifying the caller that a larger buffer is necessary
size_t req_size = CalcSerializeSize(address);
assert(req_size <= INT32_MAX); // dynamic object API does not support size > int32
if (bufsize < 0 || req_size > static_cast<size_t>(bufsize))
return -(static_cast<int32_t>(req_size));
MemoryStream mems(reinterpret_cast<uint8_t *>(buffer), bufsize, kStream_Write);
Serialize(address, &mems);
return static_cast<int32_t>(mems.GetPosition());
}
} // namespace AGS3
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