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/* $Id$ */
/** @file cheat.cpp Handling (loading/saving/initializing) of cheats. */
#include "stdafx.h"
#include "saveload.h"
#include "cheat_type.h"
Cheats _cheats;
void InitializeCheats()
{
memset(&_cheats, 0, sizeof(Cheats));
}
static void Save_CHTS()
{
/* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
byte count = sizeof(_cheats) / sizeof(Cheat);
Cheat *cht = (Cheat*) &_cheats;
Cheat *cht_last = &cht[count];
SlSetLength(count * 2);
for (; cht != cht_last; cht++) {
SlWriteByte(cht->been_used);
SlWriteByte(cht->value);
}
}
static void Load_CHTS()
{
Cheat *cht = (Cheat*)&_cheats;
size_t count = SlGetFieldLength() / 2;
for (uint i = 0; i < count; i++) {
cht[i].been_used = (SlReadByte() != 0);
cht[i].value = (SlReadByte() != 0);
}
}
bool CheatHasBeenUsed()
{
/* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
const Cheat* cht = (Cheat*)&_cheats;
const Cheat* cht_last = &cht[sizeof(_cheats) / sizeof(Cheat)];
for (; cht != cht_last; cht++) {
if (cht->been_used) return true;
}
return false;
}
extern const ChunkHandler _cheat_chunk_handlers[] = {
{ 'CHTS', Save_CHTS, Load_CHTS, CH_RIFF | CH_LAST}
};
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