CATSFC/source/nds/cheatgrp.c

100 lines
2.9 KiB
C

/* cheatgrp.c
*
* Copyright (C) 2013 GBAtemp user Nebuleon.
*
* 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
*/
#include "cheatgrp.h"
#include "string.h"
#include "ds2_malloc.h"
extern struct SCheatData Cheat;
/*
* Obtains the names of cheat groups currently defined in the Snes9x cheat
* data.
* Cheats are grouped by name, because multipart codes share the same name
* when loaded.
* This function only handles consecutive codes with the same name. If two
* runs of codes have the same name, two identically-named groups will be
* written. Enabling or disabling either of these groups will also enable
* or disable the other if using NDSSFCEnableCheatGroup or
* NDSSFCDisableCheatGroup.
* OUT: NamePointers, an array of MAX_CHEATS_T + 1 pointers which are updated
* by this function. All pointers beyond the last group name are updated
* to point to NULL.
* NameMemory, an array of MAX_CHEATS_T * MAX_SFCCHEAT_NAME char values
* which is updated to hold the names of the groups.
*/
void NDSSFCGetCheatGroups (char** NamePointers, char* NameMemory)
{
unsigned int NameIndex = 0, cheat;
char* dst = NameMemory;
for (cheat = 0; cheat < Cheat.num_cheats; cheat++)
{
if (cheat == 0 || strcmp(Cheat.c [cheat].name, Cheat.c [cheat - 1].name) != 0)
{
memcpy(dst, Cheat.c [cheat].name, MAX_SFCCHEAT_NAME * sizeof (char));
NamePointers[NameIndex] = dst;
dst += MAX_SFCCHEAT_NAME;
NameIndex++;
}
}
for (; NameIndex < MAX_CHEATS_T + 1; NameIndex++)
{
NamePointers[NameIndex] = NULL;
}
}
void NDSSFCEnableCheatGroup (char* GroupName)
{
uint32 cheat;
for (cheat = 0; cheat < Cheat.num_cheats; cheat++)
{
if (strcmp(Cheat.c [cheat].name, GroupName) == 0)
{
S9xEnableCheat (cheat);
}
}
}
void NDSSFCDisableCheatGroup (char* GroupName)
{
uint32 cheat;
for (cheat = 0; cheat < Cheat.num_cheats; cheat++)
{
if (strcmp(Cheat.c [cheat].name, GroupName) == 0)
{
S9xDisableCheat (cheat);
}
}
}
bool8 NDSSFCIsCheatGroupEnabled (char* GroupName)
{
bool8 NameFound = FALSE;
uint32 cheat;
for (cheat = 0; cheat < Cheat.num_cheats; cheat++)
{
if (strcmp(Cheat.c [cheat].name, GroupName) == 0)
{
if (!Cheat.c [cheat].enabled)
return FALSE;
NameFound = TRUE;
}
}
return NameFound;
}