mirror of
https://github.com/ApacheThunder/NTR_Launcher.git
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742a5aab76
Initialising Git repo with source for NitroHax version 0.92. Future changes will be added to Git, instead of stored in source tarballs.
146 lines
3.8 KiB
C++
Executable File
146 lines
3.8 KiB
C++
Executable File
/*
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NitroHax -- Cheat tool for the Nintendo DS
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Copyright (C) 2008 Michael "Chishm" Chisholm
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <nds.h>
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#include <stdio.h>
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#include <fat.h>
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#include <string.h>
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#include <malloc.h>
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#include <list>
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#include "cheat.h"
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#include "ui.h"
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#include "nds_card.h"
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#include "cheat_engine.h"
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#include "crc.h"
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#include "version.h"
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const char TITLE_STRING[] = "Nitro Hax " VERSION_STRING "\nWritten by Chishm";
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const char* defaultFiles[] = {"cheats.xml", "/DS/NitroHax/cheats.xml", "/NitroHax/cheats.xml", "/data/NitroHax/cheats.xml", "/cheats.xml"};
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static inline void ensure (bool condition, const char* errorMsg) {
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if (false == condition) {
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ui.showMessage (errorMsg);
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while(1) swiWaitForVBlank();
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}
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return;
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}
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//---------------------------------------------------------------------------------
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int main(int argc, const char* argv[])
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{
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u32 ndsHeader[0x80];
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u32* cheatDest;
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int curCheat = 0;
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char gameid[4];
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uint32_t headerCRC;
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std::string filename;
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int c;
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FILE* cheatFile;
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ui.showMessage (UserInterface::TEXT_TITLE, TITLE_STRING);
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#ifdef DEMO
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ui.demo();
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while(1);
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#endif
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ensure (fatInitDefault(), "FAT init failed");
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// Read cheat file
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for (u32 i = 0; i < sizeof(defaultFiles)/sizeof(const char*); i++) {
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cheatFile = fopen (defaultFiles[i], "rb");
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if (NULL != cheatFile) break;
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}
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if (NULL == cheatFile) {
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filename = ui.fileBrowser (".xml");
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ensure (filename.size() > 0, "No file specified");
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cheatFile = fopen (filename.c_str(), "rb");
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ensure (cheatFile != NULL, "Couldn't load cheats");
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}
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ui.showMessage (UserInterface::TEXT_TITLE, TITLE_STRING);
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ui.showMessage ("Loading codes");
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c = fgetc(cheatFile);
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ensure (c != 0xFF && c != 0xFE, "File is in an unsupported unicode encoding");
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fseek (cheatFile, 0, SEEK_SET);
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CheatCodelist* codelist = new CheatCodelist();
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ensure (codelist->load(cheatFile), "Can't read cheat list\n");
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fclose (cheatFile);
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ui.showMessage (UserInterface::TEXT_TITLE, TITLE_STRING);
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sysSetCardOwner (BUS_OWNER_ARM9);
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ui.showMessage ("Loaded codes\nYou can remove your flash card\nRemove DS Card");
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do {
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swiWaitForVBlank();
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getHeader (ndsHeader);
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} while (ndsHeader[0] != 0xffffffff);
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ui.showMessage ("Insert Game");
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do {
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swiWaitForVBlank();
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getHeader (ndsHeader);
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} while (ndsHeader[0] == 0xffffffff);
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// Delay half a second for the DS card to stabilise
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for (int i = 0; i < 30; i++) {
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swiWaitForVBlank();
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}
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getHeader (ndsHeader);
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ui.showMessage ("Finding game");
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memcpy (gameid, ((const char*)ndsHeader) + 12, 4);
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headerCRC = crc32((const char*)ndsHeader, sizeof(ndsHeader));
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CheatFolder *gameCodes = codelist->getGame (gameid, headerCRC);
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if (!gameCodes) {
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gameCodes = codelist;
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}
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ui.cheatMenu (gameCodes, gameCodes);
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cheatDest = (u32*) malloc(CHEAT_MAX_DATA_SIZE);
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ensure (cheatDest != NULL, "Bad malloc\n");
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std::list<CheatWord> cheatList = gameCodes->getEnabledCodeData();
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for (std::list<CheatWord>::iterator cheat = cheatList.begin(); cheat != cheatList.end(); cheat++) {
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cheatDest[curCheat++] = (*cheat);
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}
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ui.showMessage (UserInterface::TEXT_TITLE, TITLE_STRING);
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ui.showMessage ("Running game");
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runCheatEngine (cheatDest, curCheat * sizeof(u32));
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while(1) {
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}
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return 0;
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}
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