mirror of
https://github.com/sanni/cartreader.git
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149 lines
4.2 KiB
Plaintext
149 lines
4.2 KiB
Plaintext
/**********************************************************************************
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Nintendo Power Splitter
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Author: sanni
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Date: 2016-05-02
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Version: V1
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Compiled with Processing 3.0.2
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**********************************************************************************/
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/******************************************
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Variables
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*****************************************/
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// Define 4MB byte array that stores the file
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byte[] NP = new byte[4194303];
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// Define 12 byte array to store menu string
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byte menuString[] = {0x4D, 0x45, 0x4E, 0x55, 0x20, 0x50, 0x52, 0x4F, 0x47, 0x52, 0x41, 0x4D};
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// Menu variables
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boolean npMenu = true;
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byte numGames = 0;
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// rom info arrays
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char[][] romName = new char[8][21];
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int[] romAddress = new int[8];
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int[] romSize = new int[8];
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char[][] romCode = new char[8][12];
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boolean[] hirom = new boolean[8];
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/******************************************
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Setup
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*****************************************/
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void setup() {
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// Make 500x300 pixel window with black background
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size(500, 300);
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background(0);
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NP[4194302] = 0x66;
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// Write title
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text("Nintendo Power Splitter V1", 20, 20);
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// File open dialog
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selectInput("Select 4MB NP dump:", "fileSelected");
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noLoop();
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}
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/******************************************
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Helper Functions
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*****************************************/
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// Loads selected file into byte array
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void fileSelected(File selection) {
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if (selection != null)
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NP = loadBytes(selection);
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}
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/******************************************
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Main function
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*****************************************/
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void draw() {
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// Wait until array is filled with the 4MB file
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while (NP[4194302] == 0x66) {
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delay(200);
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}
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// Check if menu is present
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for (int i = 0; i < 12; i++) {
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if (menuString[i] != NP[0x7FC0+i]) {
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npMenu = false;
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}
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}
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if (npMenu) {
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// Count number of games
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for (int i = 0x60000; i < 0x6E000; i += 0x2000) {
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if (NP[i] == numGames )
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numGames++;
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}
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text("Number of games: " + (numGames), 20, 60);
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// Get game info
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for (int i = 0; i < numGames; i++) {
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// Read starting address and size
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romAddress[i] = NP[0x60000 + i*0x2000 + 0x01] * 0x80000;
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romSize[i] = NP[0x60000 + i*0x2000 + 0x03] * 131072;
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// Read game code
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for (int j = 0; j < 12; j++) {
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romCode[i][j] = char(NP[0x60000 + i*0x2000 + 0x07 + j]);
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}
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//check if hirom
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if (NP[romAddress[i]+0xFFD5] == 0x31) {
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hirom[i] = true;
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} else {
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hirom[i] = false;
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}
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// Read rom name
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for (int j = 0; j < 21; j++) {
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if (hirom[i]) {
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romName[i][j] = char(NP[romAddress[i]+0xFFC0+j]);
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} else {
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romName[i][j] = char(NP[romAddress[i]+0x7FC0+j]);
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}
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}
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// Convert char array to String to be printed
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String tempStr1 = new String(romName[i]);
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// Convert char array to String to be printed
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String tempStr2 = new String(romCode[i]);
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// Clean the Strings
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tempStr1 = tempStr1.trim();
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tempStr1 = tempStr1.replaceAll("-$", "");
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tempStr1 = tempStr1.trim();
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tempStr2 = tempStr2.trim();
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tempStr2 = tempStr2.replaceAll("-$", "");
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tempStr2 = tempStr2.trim();
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// Print all info
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text("Game" + i + ": " + tempStr1 + " " + tempStr2 + " Addr: 0x" + hex(romAddress[i]) + " Size: " + romSize[i]/1024 + "KB", 20, 80+i*20);
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}
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// Split the rom
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for (int i = 0; i < numGames; i++) {
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byte[] OUT = new byte[romSize[i]];
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String fileName = new String(romCode[i]);
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// Clean the String
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fileName = fileName.trim();
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fileName = fileName.replaceAll("-$", "");
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fileName = fileName.trim();
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// Create the array to be written to a file
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for (int j = 0; j < romSize[i]; j++) {
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OUT[j] = NP[romAddress[i] + j];
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}
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// Write the file
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saveBytes(fileName + ".bin", OUT);
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}
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} else {
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text("NP menu not found.", 20, 60);
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}
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}
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//******************************************
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// End of File
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//****************************************** |