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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/engine/ac/dynobj/script_string.h"
#include "ags/engine/ac/dynobj/dynobj_manager.h"
#include "ags/engine/ac/string.h"
#include "ags/shared/util/stream.h"
#include "ags/globals.h"
namespace AGS3 {
using namespace AGS::Shared;
const char *ScriptString::GetType() {
return "String";
}
int ScriptString::Dispose(void *address, bool /*force*/) {
delete[] (static_cast<uint8_t *>(address) - MemHeaderSz);
return 1;
}
size_t ScriptString::CalcSerializeSize(const void *address) {
const Header &hdr = GetHeader(address);
return hdr.Length + 1 + FileHeaderSz;
}
void ScriptString::Serialize(const void *address, Stream *out) {
const Header &hdr = GetHeader(address);
out->WriteInt32(hdr.Length);
out->Write(address, hdr.Length + 1); // it was writing trailing 0 for some reason
}
void ScriptString::Unserialize(int index, Stream *in, size_t /*data_sz*/) {
size_t len = in->ReadInt32();
uint8_t *buf = new uint8_t[len + 1 + MemHeaderSz];
Header &hdr = reinterpret_cast<Header &>(*buf);
hdr.Length = len;
char *text_ptr = reinterpret_cast<char *>(buf + MemHeaderSz);
in->Read(text_ptr, len + 1); // it was writing trailing 0 for some reason
text_ptr[len] = 0; // for safety
ccRegisterUnserializedObject(index, text_ptr, this);
}
DynObjectRef ScriptString::CreateImpl(const char *text, size_t buf_len) {
size_t len = text ? strlen(text) : buf_len;
uint8_t *buf = new uint8_t[len + 1 + MemHeaderSz];
Header &hdr = reinterpret_cast<Header &>(*buf);
hdr.Length = len;
char *text_ptr = reinterpret_cast<char *>(buf + MemHeaderSz);
if (text)
memcpy(text_ptr, text, len + 1);
int32_t handle = ccRegisterManagedObject(text_ptr, &_GP(myScriptStringImpl));
if (handle == 0) {
delete[] buf;
return DynObjectRef();
}
return DynObjectRef(handle, text_ptr, &_GP(myScriptStringImpl));
}
} // namespace AGS3
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