From e599e9cf583ff7f5898d82ba4c3cfa5fb4f99861 Mon Sep 17 00:00:00 2001
From: HackingNewbie <31167380+HackingNewbie@users.noreply.github.com>
Date: Sat, 26 Aug 2017 17:48:37 +0100
Subject: [PATCH] Add support for SD cheat codes

---
 src/main.cpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/main.cpp b/src/main.cpp
index fffaa64..c1dbdd1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,6 +5,7 @@
 #include <malloc.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include <inttypes.h>
 #include "dynamic_libs/os_functions.h"
 #include "dynamic_libs/fs_functions.h"
 #include "dynamic_libs/sys_functions.h"
@@ -35,6 +36,22 @@ void applyFunctionPatches() {
 	patchIndividualMethodHooks(method_hooks_coreinit, method_hooks_size_coreinit, method_calls_coreinit);
 }
 
+void applyCheatCodes(){
+	uint64_t titleIDNum = OSGetTitleID();
+	char titleID[17];
+	sprintf(titleID, "%" PRIu64, titleIDNum);
+	char fileName[24];
+	strncat(fileName, titleID, 16);
+	strncat(fileName, ".gctu", 5);
+	FILE * fPointer;
+	fPointer = fopen(fileName, "r");
+	char codes[8192];
+	if (fPointer != NULL){
+	        fgets(codes, 8192, fPointer);
+		memcpy((void*)0x10015000, (void*)codes, sizeof(codes));
+	}
+}
+
 /* Entry point */
 int Menu_Main(void) {
 	//!*******************************************************************
@@ -149,6 +166,8 @@ int Menu_Main(void) {
 
 			isCodeHandlerInstalled = true;
 			launchMethod = TCP_GECKO;
+			
+			applyCheatCodes();
 
 			initializeUDPLog();
 			log_print("Patching functions\n");
@@ -179,4 +198,4 @@ int Menu_Main(void) {
 	}
 
 	return EXIT_RELAUNCH_ON_LOAD;
-}
\ No newline at end of file
+}