public void generatePatch(string hookmap = "", string replaces = "")
{
int codeAddr = (int)getCodeAddr();
Console.Out.WriteLine(String.Format("New code address: {0:X8}", codeAddr));
FileInfo f = new FileInfo(romdir.FullName + "/newcode.bin");
if (!f.Exists)
{
return;
}
FileStream fs = f.OpenRead();
byte[] newdata = new byte[fs.Length];
fs.Read(newdata, 0, (int)fs.Length);
fs.Close();
ByteArrayOutputStream extradata = new ByteArrayOutputStream();
extradata.write(newdata);
extradata.align(4);
int hookAddr = codeAddr + extradata.getPos();
#region Decompiled replaces.x code mess
Console.WriteLine(replaces);
string str1 = replaces;
char[] chArray1 = new char[1] {
'\n'
};
foreach (string str2 in str1.Split(chArray1))
{
char[] chArray2 = new char[1] {
' '
};
string[] strArray = str2.Split(chArray2);
if (strArray.Length == 2)
{
strArray[1] = strArray[1].Replace("0x", "");
int ov = -1;
if (strArray[0].Contains("_ov_"))
{
ov = int.Parse(strArray[0].Substring(strArray[0].IndexOf("_ov_") + 4, 2), NumberStyles.HexNumber);
}
uint uhex = PatchMaker.parseUHex(strArray[1]);
this.handler.writeToRamAddr(PatchMaker.parseHex(strArray[0].Substring(0, 8)), uhex, ov);
}
}
FileInfo fileInfo2 = new FileInfo(this.romdir.FullName + "/replaces.x");
List <PatchMaker.Replace> replaceList = new List <PatchMaker.Replace>();
if (fileInfo2.Exists)
{
StreamReader streamReader = new StreamReader(fileInfo2.FullName, Encoding.UTF8);
while (!streamReader.EndOfStream)
{
string str2 = streamReader.ReadLine().Replace("\n", "").Replace("\t", "");
if (str2.Contains("@"))
{
str2 = str2.Substring(0, str2.IndexOf("@"));
}
List <string> stringList = new List <string>((IEnumerable <string>)str2.Split(' '));
for (int index = stringList.Count - 1; index >= 0; --index)
{
if (stringList[index] == "")
{
stringList.RemoveAt(index);
}
}
if (stringList.Count != 0)
{
if (stringList.Count != 2)
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong format.\n\nInput line: \"" + str2 + "\"").ShowDialog();
}
else
{
int num2 = 9;
if (stringList[0].Contains("_ov_"))
{
num2 += 6;
}
if (stringList[0].Length != num2 || !stringList[0].EndsWith(":"))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong format.\n\nInput line: \"" + str2 + "\"").ShowDialog();
}
else
{
PatchMaker.Replace replace;
if (!int.TryParse(str2.Substring(0, 8), NumberStyles.HexNumber, (IFormatProvider)null, out replace.ramAddr))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong address format.\n\nInput address: \"" + str2.Substring(0, 8) + "\"").ShowDialog();
}
else
{
replace.ovId = -1;
if (stringList[0].Contains("_ov_") && !int.TryParse(str2.Substring(str2.IndexOf("_ov_") + 4, 2), NumberStyles.HexNumber, (IFormatProvider)null, out replace.ovId))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong overlay format.\n\nInput overlay: \"" + str2.Substring(str2.IndexOf("_ov_") + 4, 2) + "\"").ShowDialog();
}
else
{
uint result;
if (uint.TryParse(stringList[1].Replace("0x", ""), NumberStyles.HexNumber, (IFormatProvider)null, out result))
{
this.handler.writeToRamAddr(replace.ramAddr, result, replace.ovId);
}
else
{
replace.funcName = stringList[1];
replaceList.Add(replace);
}
}
}
}
}
}
}
streamReader.Close();
}
#endregion
f = new FileInfo(romdir.FullName + "/newcode.sym");
StreamReader s = f.OpenText();
while (!s.EndOfStream)
{
string l = s.ReadLine();
#region Decompiled replaces.x code mess
for (int index = replaceList.Count - 1; index >= 0; --index)
{
PatchMaker.Replace replace = replaceList[index];
if (l.Contains(replace.funcName) && (l.Contains(".text") || l.Contains(".data")))
{
uint result;
if (!uint.TryParse(l.Substring(0, 8), NumberStyles.HexNumber, (IFormatProvider)null, out result))
{
new ErrorMSGBox("", "", "", "Failed parsing destination adress: Wrong adress format.\n\nInput adress: \"" + l.Substring(0, 8) + "\"").ShowDialog();
}
else
{
this.handler.writeToRamAddr(replace.ramAddr, result, replace.ovId);
replaceList.Remove(replace);
}
}
}
#endregion
int ind = -1;
String[,] instructionNames = new String[2, 5] {
{ "ansub", "ahook", "arepl", "trepl", "tnsub" }, //MKDS instructions
{ "nsub", "hook", "repl", "xrpl", "lrpl" } //NSMB equivalents
};
foreach (String instructionName in instructionNames)
{
if (l.Contains(instructionName + "_"))
{
ind = l.IndexOf(instructionName + "_");
break;
}
}
if (ind != -1)
{
int destRamAddr = parseHex(l.Substring(0, 8)); //Redirect dest addr
//Determining if the instruction is 4 or 5 characters long (repl vs arepl, ...)
bool isFiveLetterInstruction = l[ind + 5] == '_';
int startingIndex = isFiveLetterInstruction ? ind + 6 : ind + 5;
//Determining if the address is 7 or 8 characters long (200... vs 0200...)
bool isEightCharactersAddress = l[startingIndex] == '0';
String ramAddress = l.Substring(startingIndex, isEightCharactersAddress ? 8 : 7);
if (!isEightCharactersAddress)
{
ramAddress = "0" + ramAddress;
}
int ramAddr = parseHex(ramAddress); //Patched addr
uint val = 0;
int ovId = -1;
if (l.Contains("_ov_"))
{
ovId = parseHex(l.Substring(l.IndexOf("_ov_") + 4, 2));
}
String retAddress;
if (l.Contains("_retAddr_"))
{
startingIndex = l.IndexOf("_retAddr_") + 9;
isEightCharactersAddress = l[startingIndex] == '0';
retAddress = l.Substring(startingIndex, isEightCharactersAddress ? 8 : 7);
if (!isEightCharactersAddress)
{
retAddress = "0" + retAddress;
}
}
string cmd = l.Substring(ind, isFiveLetterInstruction ? 5 : 4);
int thisHookAddr = 0;
UInt16 pushLR = 0xB500;
UInt16 popPC = 0xBD00;
switch (cmd)
{
case "ansub":
case "nsub":
val = makeBranchOpcode(ramAddr, destRamAddr, Branch.WITHOUT_BRANCH);
break;
case "arepl":
case "repl":
val = makeBranchOpcode(ramAddr, destRamAddr, Branch.WITH_BRANCH);
break;
case "trepl":
case "xrpl":
val = makeBranchOpcode(ramAddr, destRamAddr, Branch.WITH_BRANCH, Mode.THUMB);
break;
case "tnsub":
case "lrpl":
/*https://www.ece.uvic.ca/~ece255/lab/docs/ARM7-TDMI-manual-pt3.pdf
* Opcodes for Thumb Push and Pop
* The goal of this instruction is to push LR/PC before
* it gets overwritten, then run a custom instruction with a BLX (?)
* and at the end of it return to the original position.
* This is essentially an 8-byte tnsub with some extra tinkering around
*
* PUSH {R14 (LR/PC))}
* BLX label
* POP {R14 (LR/PC)}
*
*/
handler.writeToRamAddr(ramAddr, pushLR, ovId);
ramAddr += 2;
handler.writeToRamAddr(ramAddr, makeBranchOpcode(ramAddr, destRamAddr, Branch.WITH_BRANCH, Mode.THUMB), ovId);
ramAddr += 4;
val = popPC;
break;
case "ahook":
case "hook":
//Jump to the hook addr
thisHookAddr = hookAddr;
val = makeBranchOpcode(ramAddr, hookAddr, 0);
uint originalOpcode = handler.readFromRamAddr(ramAddr, ovId);
//TODO: Parse and fix original opcode in case of BL instructions
//so it's possible to hook over them too.
extradata.writeUInt(originalOpcode);
hookAddr += 4;
extradata.writeUInt(0xE92D5FFF); //push {r0-r12, r14}
hookAddr += 4;
extradata.writeUInt(makeBranchOpcode(hookAddr, destRamAddr, Branch.WITH_BRANCH));
hookAddr += 4;
extradata.writeUInt(0xE8BD5FFF); //pop {r0-r12, r14}
hookAddr += 4;
extradata.writeUInt(makeBranchOpcode(hookAddr, ramAddr + 4, Branch.WITHOUT_BRANCH));
hookAddr += 4;
extradata.writeUInt(0x12345678);
hookAddr += 4;
break;
default:
continue;
}
Console.Out.WriteLine(String.Format(" {0:X8} {1:X8}", destRamAddr, thisHookAddr));
handler.writeToRamAddr(ramAddr, val, ovId);
}
}
#region Decompiled replaces.x code mess
string str4 = hookmap;
char[] chArray3 = new char[1] {
'\n'
};
foreach (string str2 in str4.Split(chArray3))
{
if (!(str2 == ""))
{
int hex1 = PatchMaker.parseHex(str2.Substring(str2.Length - 8, 8));
int hex2 = PatchMaker.parseHex(str2.Substring(5, 8));
int ov = -1;
if (str2.Contains("_ov_"))
{
ov = PatchMaker.parseHex(str2.Substring(str2.IndexOf("_ov_") + 4, 2));
}
string str3 = str2.Substring(0, 4);
uint val;
if (!(str3 == "nsub"))
{
if (!(str3 == "repl"))
{
if (str3 == "hook")
{
val = PatchMaker.makeBranchOpcode(hex2, hookAddr, 0);
uint u = this.handler.readFromRamAddr(hex2, ov);
extradata.writeUInt(u);
int num1 = hookAddr + 4;
extradata.writeUInt(3912065023U);
int srcAddr1 = num1 + 4;
extradata.writeUInt(PatchMaker.makeBranchOpcode(srcAddr1, hex1, Branch.WITH_BRANCH));
int num2 = srcAddr1 + 4;
extradata.writeUInt(3904724991U);
int srcAddr2 = num2 + 4;
extradata.writeUInt(PatchMaker.makeBranchOpcode(srcAddr2, hex2 + 4, Branch.WITHOUT_BRANCH));
int num3 = srcAddr2 + 4;
extradata.writeUInt(305419896U);
hookAddr = num3 + 4;
}
else
{
continue;
}
}
else
{
val = PatchMaker.makeBranchOpcode(hex2, hex1, Branch.WITH_BRANCH);
}
}
else
{
val = PatchMaker.makeBranchOpcode(hex2, hex1, 0);
}
this.handler.writeToRamAddr(hex2, val, ov);
}
}
string str5 = "";
foreach (PatchMaker.Replace replace in replaceList)
{
str5 = str5 + "\n" + replace.funcName;
}
if (str5 != "")
{
new ErrorMSGBox("", "", "", "Some replaces were not found:\n" + str5).ShowDialog();
}
#endregion
s.Close();
int newArenaOffs = codeAddr + extradata.getPos();
handler.writeToRamAddr(ArenaLoOffs, (uint)newArenaOffs, -1);
handler.sections.Add(new Arm9BinSection(extradata.getArray(), codeAddr, 0));
handler.saveSections();
}
public void generatePatch(string hookmap = "", string replaces = "")
{
int codeAddr = (int)getCodeAddr();
Console.Out.WriteLine(String.Format("New code address: {0:X8}", codeAddr));
FileInfo f = new FileInfo(romdir.FullName + "/newcode.bin");
if (!f.Exists)
{
return;
}
FileStream fs = f.OpenRead();
byte[] newdata = new byte[fs.Length];
fs.Read(newdata, 0, (int)fs.Length);
fs.Close();
ByteArrayOutputStream extradata = new ByteArrayOutputStream();
extradata.write(newdata);
extradata.align(4);
int hookAddr = codeAddr + extradata.getPos();
#region Decompiled replaces.x code mess
Console.WriteLine(replaces);
string str1 = replaces;
char[] chArray1 = new char[1] {
'\n'
};
foreach (string str2 in str1.Split(chArray1))
{
char[] chArray2 = new char[1] {
' '
};
string[] strArray = str2.Split(chArray2);
if (strArray.Length == 2)
{
strArray[1] = strArray[1].Replace("0x", "");
int ov = -1;
if (strArray[0].Contains("_ov_"))
{
ov = int.Parse(strArray[0].Substring(strArray[0].IndexOf("_ov_") + 4, 2), NumberStyles.HexNumber);
}
uint uhex = PatchMaker.parseUHex(strArray[1]);
this.handler.writeToRamAddr(PatchMaker.parseHex(strArray[0].Substring(0, 8)), uhex, ov);
}
}
FileInfo fileInfo2 = new FileInfo(this.romdir.FullName + "/replaces.x");
List <PatchMaker.Replace> replaceList = new List <PatchMaker.Replace>();
if (fileInfo2.Exists)
{
StreamReader streamReader = new StreamReader(fileInfo2.FullName, Encoding.UTF8);
while (!streamReader.EndOfStream)
{
string str2 = streamReader.ReadLine().Replace("\n", "").Replace("\t", "");
if (str2.Contains("@"))
{
str2 = str2.Substring(0, str2.IndexOf("@"));
}
List <string> stringList = new List <string>((IEnumerable <string>)str2.Split(' '));
for (int index = stringList.Count - 1; index >= 0; --index)
{
if (stringList[index] == "")
{
stringList.RemoveAt(index);
}
}
if (stringList.Count != 0)
{
if (stringList.Count != 2)
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong format.\n\nInput line: \"" + str2 + "\"").ShowDialog();
}
else
{
int num2 = 9;
if (stringList[0].Contains("_ov_"))
{
num2 += 6;
}
if (stringList[0].Length != num2 || !stringList[0].EndsWith(":"))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong format.\n\nInput line: \"" + str2 + "\"").ShowDialog();
}
else
{
PatchMaker.Replace replace;
if (!int.TryParse(str2.Substring(0, 8), NumberStyles.HexNumber, (IFormatProvider)null, out replace.ramAddr))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong address format.\n\nInput address: \"" + str2.Substring(0, 8) + "\"").ShowDialog();
}
else
{
replace.ovId = -1;
if (stringList[0].Contains("_ov_") && !int.TryParse(str2.Substring(str2.IndexOf("_ov_") + 4, 2), NumberStyles.HexNumber, (IFormatProvider)null, out replace.ovId))
{
new ErrorMSGBox("", "", "", "Failed parsing replace: Wrong overlay format.\n\nInput overlay: \"" + str2.Substring(str2.IndexOf("_ov_") + 4, 2) + "\"").ShowDialog();
}
else
{
uint result;
if (uint.TryParse(stringList[1].Replace("0x", ""), NumberStyles.HexNumber, (IFormatProvider)null, out result))
{
this.handler.writeToRamAddr(replace.ramAddr, result, replace.ovId);
}
else
{
replace.funcName = stringList[1];
replaceList.Add(replace);
}
}
}
}
}
}
}
streamReader.Close();
}
#endregion
f = new FileInfo(romdir.FullName + "/newcode.sym");
StreamReader s = f.OpenText();
while (!s.EndOfStream)
{
string l = s.ReadLine();
#region Decompiled replaces.x code mess
for (int index = replaceList.Count - 1; index >= 0; --index)
{
PatchMaker.Replace replace = replaceList[index];
if (l.Contains(replace.funcName) && (l.Contains(".text") || l.Contains(".data")))
{
uint result;
if (!uint.TryParse(l.Substring(0, 8), NumberStyles.HexNumber, (IFormatProvider)null, out result))
{
new ErrorMSGBox("", "", "", "Failed parsing destination adress: Wrong adress format.\n\nInput adress: \"" + l.Substring(0, 8) + "\"").ShowDialog();
}
else
{
this.handler.writeToRamAddr(replace.ramAddr, result, replace.ovId);
replaceList.Remove(replace);
}
}
}
#endregion
int ind = -1;
if (l.Contains("nsub_"))
{
ind = l.IndexOf("nsub_");
}
if (l.Contains("hook_"))
{
ind = l.IndexOf("hook_");
}
if (l.Contains("repl_"))
{
ind = l.IndexOf("repl_");
}
if (l.Contains("xrpl_"))
{
ind = l.IndexOf("xrpl_");
}
if (l.Contains("lrpl_"))
{
ind = l.IndexOf("lrpl_");
}
if (ind != -1)
{
int destRamAddr = parseHex(l.Substring(0, 8)); //Redirect dest addr
int ramAddr = parseHex(l.Substring(ind + 5, 8)); //Patched addr
uint val = 0;
int ovId = -1;
if (l.Contains("_ov_"))
{
ovId = parseHex(l.Substring(l.IndexOf("_ov_") + 4, 2));
}
int patchCategory = 0;
string cmd = l.Substring(ind, 4);
int thisHookAddr = 0;
switch (cmd)
{
case "nsub":
val = makeBranchOpcode(ramAddr, destRamAddr, 0);
break;
case "repl":
val = makeBranchOpcode(ramAddr, destRamAddr, 1);
break;
case "xrpl":
val = makeBranchOpcode(ramAddr, destRamAddr, 2);
break;
case "lrpl":
UInt16 lrvalue = 0xB500; //push {r14}
handler.writeToRamAddr(ramAddr, lrvalue, ovId);
ramAddr += 2;
val = makeBranchOpcode(ramAddr, destRamAddr, 2);
break;
case "hook":
//Jump to the hook addr
thisHookAddr = hookAddr;
val = makeBranchOpcode(ramAddr, hookAddr, 0);
uint originalOpcode = handler.readFromRamAddr(ramAddr, ovId);
//TODO: Parse and fix original opcode in case of BL instructions
//so it's possible to hook over them too.
extradata.writeUInt(originalOpcode);
hookAddr += 4;
extradata.writeUInt(0xE92D5FFF); //push {r0-r12, r14}
hookAddr += 4;
extradata.writeUInt(makeBranchOpcode(hookAddr, destRamAddr, 1));
hookAddr += 4;
extradata.writeUInt(0xE8BD5FFF); //pop {r0-r12, r14}
hookAddr += 4;
extradata.writeUInt(makeBranchOpcode(hookAddr, ramAddr + 4, 0));
hookAddr += 4;
extradata.writeUInt(0x12345678);
hookAddr += 4;
break;
default:
continue;
}
//Console.Out.WriteLine(String.Format("{0:X8}:{1:X8} = {2:X8}", patchCategory, ramAddr, val));
Console.Out.WriteLine(String.Format(" {0:X8} {1:X8}", destRamAddr, thisHookAddr));
handler.writeToRamAddr(ramAddr, val, ovId);
}
}
#region Decompiled replaces.x code mess
string str4 = hookmap;
char[] chArray3 = new char[1] {
'\n'
};
foreach (string str2 in str4.Split(chArray3))
{
if (!(str2 == ""))
{
int hex1 = PatchMaker.parseHex(str2.Substring(str2.Length - 8, 8));
int hex2 = PatchMaker.parseHex(str2.Substring(5, 8));
int ov = -1;
if (str2.Contains("_ov_"))
{
ov = PatchMaker.parseHex(str2.Substring(str2.IndexOf("_ov_") + 4, 2));
}
string str3 = str2.Substring(0, 4);
uint val;
if (!(str3 == "nsub"))
{
if (!(str3 == "repl"))
{
if (str3 == "hook")
{
val = PatchMaker.makeBranchOpcode(hex2, hookAddr, 0);
uint u = this.handler.readFromRamAddr(hex2, ov);
extradata.writeUInt(u);
int num1 = hookAddr + 4;
extradata.writeUInt(3912065023U);
int srcAddr1 = num1 + 4;
extradata.writeUInt(PatchMaker.makeBranchOpcode(srcAddr1, hex1, 1));
int num2 = srcAddr1 + 4;
extradata.writeUInt(3904724991U);
int srcAddr2 = num2 + 4;
extradata.writeUInt(PatchMaker.makeBranchOpcode(srcAddr2, hex2 + 4, 0));
int num3 = srcAddr2 + 4;
extradata.writeUInt(305419896U);
hookAddr = num3 + 4;
}
else
{
continue;
}
}
else
{
val = PatchMaker.makeBranchOpcode(hex2, hex1, 1);
}
}
else
{
val = PatchMaker.makeBranchOpcode(hex2, hex1, 0);
}
this.handler.writeToRamAddr(hex2, val, ov);
}
}
string str5 = "";
foreach (PatchMaker.Replace replace in replaceList)
{
str5 = str5 + "\n" + replace.funcName;
}
if (str5 != "")
{
new ErrorMSGBox("", "", "", "Some replaces were not found:\n" + str5).ShowDialog();
}
#endregion
s.Close();
int newArenaOffs = codeAddr + extradata.getPos();
handler.writeToRamAddr(ArenaLoOffs, (uint)newArenaOffs, -1);
handler.sections.Add(new Arm9BinSection(extradata.getArray(), codeAddr, 0));
handler.saveSections();
}
