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GameShark for N64 Corrected. Genesis Game Genie and Action Replay Added. Made Code detection smarter for several systems.

This commit is contained in:
hegyak 2015-11-19 09:34:09 -08:00
parent 10fcf662a1
commit a3b7770333
1 changed files with 206 additions and 18 deletions
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224
BizHawk.Client.EmuHawk/tools/GameShark.cs
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@ -3,25 +3,25 @@ using System.Windows.Forms;
using BizHawk.Emulation.Common;
using BizHawk.Client.Common;
using System.Globalization;
using System.Collections.Generic;
namespace BizHawk.Client.EmuHawk
{
//TODO:
//Add Support/Handling for The Following Systems and Devices:
//NES: Game Genie, Pro Action Replay
//GB/GBC: Pro Action Replay
//GBA: GameShark, Action Replay (Same?), Code Breaker
//GameGear: Game Genie, Pro Action Replay
//Genesis: Game Genie, Pro Action Replay
//N64: Action Replay
//NES: Game Genie, Pro Action Replay
//PSX: Code Breaker, Action Replay, Game Busters (What is that?!)
//Saturn: Pro Action Replay (Is it the same as GameShark? Appears to be so?)
//SMS: Pro Action Replay
//SNES: Game Genie, Pro Action Replay
//Saturn: Pro Action Replay (Is it the same as GameShark? Appears to be so?)
[ToolAttributes(released: true, supportedSystems: new[] { "GB", "N64", "PSX", "SAT", "SNES" })]
[ToolAttributes(released: true, supportedSystems: new[] { "GB", "GBA", "GEN", "N64", "PSX", "SAT", "SNES" })]
public partial class GameShark : Form, IToolForm, IToolFormAutoConfig
{
//We are using Memory Domains, so we NEED this.
@ -83,6 +83,12 @@ namespace BizHawk.Client.EmuHawk
case "GB":
GB();
break;
case "GBA":
GBA();
break;
case "GEN":
GEN();
break;
case "N64":
//This determies what kind of Code we have
testo = txtCheat.Text.Remove(2, 11);
@ -162,9 +168,193 @@ namespace BizHawk.Client.EmuHawk
MessageBox.Show("An Error occured: " + ex.GetType().ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void GBA()
{
//Nothing, yet
//Sample of Decryption Code from mGBA
/* void GBACheatDecryptGameShark(uint32_t* op1, uint32_t* op2, const uint32_t* seeds) {
uint32_t sum = 0xC6EF3720;
int i;
for (i = 0; i < 32; ++i)
{
*op2 -= ((*op1 << 4) + seeds[2]) ^ (*op1 + sum) ^ ((*op1 >> 5) + seeds[3]);
*op1 -= ((*op2 << 4) + seeds[0]) ^ (*op2 + sum) ^ ((*op2 >> 5) + seeds[1]);
sum -= 0x9E3779B9;
}
}
*/
}
//This applies to the Genesis Game Genie.
private readonly Dictionary<char, int> _GENgameGenieTable = new Dictionary<char, int>
{
{ 'A', 0 },
{ 'B', 1 },
{ 'C', 2 },
{ 'D', 3 },
{ 'E', 4 },
{ 'F', 5 },
{ 'G', 6 },
{ 'H', 7 },
{ 'J', 8 },
{ 'K', 9 },
{ 'L', 10 },
{ 'M', 11 },
{ 'N', 12 },
{ 'P', 13 },
{ 'R', 14 },
{ 'S', 15 },
{ 'T', 16 },
{ 'V', 17 },
{ 'W', 18 },
{ 'X', 19 },
{ 'Y', 20 },
{ 'Z', 21 },
{ '0', 22 },
{ '1', 23 },
{ '2', 24 },
{ '3', 25 },
{ '4', 26 },
{ '5', 27 },
{ '6', 28 },
{ '7', 29 },
{ '8', 30 },
{ '9', 31 }
};
private void GEN()
{
//Game Genie only, for now.
//This applies to the Game Genie
if (txtCheat.Text.Length == 9 && txtCheat.Text.Contains("-"))
{
if (txtCheat.Text.IndexOf("-") != 5)
{
MessageBox.Show("All Genesis Game Genie Codes need to contain a dash after the fourth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (txtCheat.Text.Contains("I") == true | txtCheat.Text.Contains("O") == true | txtCheat.Text.Contains("Q") == true | txtCheat.Text.Contains("U") == true)
{
MessageBox.Show("All Genesis Game Genie Codes do not use I, O, Q or U.", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//This is taken from the GenGameGenie.CS file.
string code = txtCheat.Text;
int val = 0;
int add = 0;
string address = null;
string value = null;
//Remove the -
code = code.Remove(4, 1);
long hexcode = 0;
// convert code to a long binary string
foreach (var t in code)
{
hexcode <<= 5;
int y;
_GENgameGenieTable.TryGetValue(t, out y);
hexcode |= y;
}
long decoded = (hexcode & 0xFF00000000) >> 32;
decoded |= hexcode & 0x00FF000000;
decoded |= (hexcode & 0x0000FF0000) << 16;
decoded |= (hexcode & 0x00000000700) << 5;
decoded |= (hexcode & 0x000000F800) >> 3;
decoded |= (hexcode & 0x00000000FF) << 16;
val = (int)(decoded & 0x000000FFFF);
add = (int)((decoded & 0xFFFFFF0000) >> 16);
//Make our Strings get the Hex Values.
address = add.ToString("X6");
value = val.ToString("X4");
//Game Geneie, modifies the "ROM" which is why it says, "MD CART"
var watch = Watch.GenerateWatch(MemoryDomains["MD CART"], long.Parse(address, NumberStyles.HexNumber), Watch.WatchSize.Word, Watch.DisplayType.Hex, txtDescription.Text, true);
//Add Cheat
Global.CheatList.Add(new Cheat(watch, val));
}
//Action Replay?
if (txtCheat.Text.Contains(":"))
{
//We start from Zero.
if (txtCheat.Text.IndexOf(":") != 6)
{
MessageBox.Show("All Genesis Action Replay/Pro Action Replay Codes need to contain a colon after the sixth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Problem: I don't know what the Non-FF Style codes are.
//TODO: Fix that.
if (txtCheat.Text.StartsWith("FF") == false)
{
MessageBox.Show("This Action Replay Code, is not understood by this tool.", "Tool Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
//Now to do some work.
//Determine Length, to Determine Byte Size
parseString = txtCheat.Text.Remove(0, 2);
switch (txtCheat.Text.Length)
{
case 9:
//Sample Code of 1-Byte:
//FFF761:64
//Becomes:
//Address: F761
//Value: 64
RAMAddress = parseString.Remove(4, 3);
RAMValue = parseString.Remove(0, 5);
byteSize = 1;
break;
case 11:
//Sample Code of 2-Byte:
//FFF761:6411
//Becomes:
//Address: F761
//Value: 6411
RAMAddress = parseString.Remove(4, 5);
RAMValue = parseString.Remove(0, 5);
byteSize = 2;
break;
default:
//We could have checked above but here is fine, since it's a quick check due to one of three possibilities.
MessageBox.Show("All Genesis Action Replay/Pro Action Replay Codes need to be either 9 or 11 characters in length", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Try and add.
try
{
//A Watch needs to be generated so we can make a cheat out of that. This is due to how the Cheat engine works.
//System Bus Domain, The Address to Watch, Byte size (Byte), Hex Display, Description, Big Endian.
if (byteSize == 1)
{
var watch = Watch.GenerateWatch(MemoryDomains["68K RAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Byte, Watch.DisplayType.Hex, txtDescription.Text, false);
//Take Watch, Add our Value we want, and it should be active when addded?
Global.CheatList.Add(new Cheat(watch, int.Parse(RAMValue, NumberStyles.HexNumber)));
//Clear old Inputs
txtCheat.Clear();
txtDescription.Clear();
}
if (byteSize == 2)
{
var watch = Watch.GenerateWatch(MemoryDomains["68K RAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Word, Watch.DisplayType.Hex, txtDescription.Text, true);
//Take Watch, Add our Value we want, and it should be active when addded?
Global.CheatList.Add(new Cheat(watch, int.Parse(RAMValue, NumberStyles.HexNumber)));
//Clear old Inputs
txtCheat.Clear();
txtDescription.Clear();
}
}
//Someone broke the world?
catch (Exception ex)
{
MessageBox.Show("An Error occured: " + ex.GetType().ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
private void N64()
{ //These codes, more or less work without Needing much work.
if (txtCheat.Text.Contains(" ") == false)
{
//These codes, more or less work without Needing much work.
if (txtCheat.Text.IndexOf(" ") != 8)
{
MessageBox.Show("All N64 GameShark Codes need to contain a space after the eighth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
@ -247,9 +437,7 @@ namespace BizHawk.Client.EmuHawk
MessageBox.Show("The GameShark code entered is not a recognized format.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//Leave this Method, before someone gets hurt.
return;
//break;
}
//Big Endian is USED constantly here. The question is, how do we determine if it's one or two bytes?
}
//Now to get clever.
//Sample Input for N64:
//8133B21E 08FF
@ -265,22 +453,21 @@ namespace BizHawk.Client.EmuHawk
RAMAddress = parseString.Remove(6, 5);
//Get RAM Value
RAMValue = parseString.Remove(0, 7);
try
{
//A Watch needs to be generated so we can make a cheat out of that. This is due to how the Cheat engine works.
//System Bus Domain, The Address to Watch, Byte size (Word), Hex Display, Description. Big Endian.
//System Bus Domain, The Address to Watch, Byte size (Word), Hex Display, Description, Big Endian.
if (byteSize == 8)
{
//We have a Byte sized value
var watch = Watch.GenerateWatch(MemoryDomains["RDRAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Word, Watch.DisplayType.Hex, txtDescription.Text, true);
var watch = Watch.GenerateWatch(MemoryDomains["RDRAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Byte, Watch.DisplayType.Hex, txtDescription.Text, true);
//Take Watch, Add our Value we want, and it should be active when addded?
Global.CheatList.Add(new Cheat(watch, int.Parse(RAMValue, NumberStyles.HexNumber)));
}
if (byteSize == 16)
{
//We have a Word (Double Byte) sized Value
var watch = Watch.GenerateWatch(MemoryDomains["RDRAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Byte, Watch.DisplayType.Hex, txtDescription.Text, true);
var watch = Watch.GenerateWatch(MemoryDomains["RDRAM"], long.Parse(RAMAddress, NumberStyles.HexNumber), Watch.WatchSize.Word, Watch.DisplayType.Hex, txtDescription.Text, true);
//Take Watch, Add our Value we want, and it should be active when addded?
Global.CheatList.Add(new Cheat(watch, int.Parse(RAMValue, NumberStyles.HexNumber)));
}
@ -297,9 +484,9 @@ namespace BizHawk.Client.EmuHawk
private void PSX()
{
//These codes, more or less work without Needing much work.
if (txtCheat.Text.Contains(" ") == false)
if (txtCheat.Text.IndexOf(" ") != 8)
{
MessageBox.Show("All PSX GameShark Cheats need to contain a space after the eighth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show("All PSX GameShark Codes need to contain a space after the eighth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (txtCheat.Text.Length != 13)
@ -412,9 +599,9 @@ namespace BizHawk.Client.EmuHawk
private void SAT()
{
//Not yet.
if (txtCheat.Text.Contains(" ") == false)
if (txtCheat.Text.IndexOf(" ") != 8)
{
MessageBox.Show("All Saturn GameShark Cheats need to contain a space after the eighth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show("All Saturn GameShark Codes need to contain a space after the eighth character", "Input Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (txtCheat.Text.Length != 13)
@ -489,6 +676,7 @@ namespace BizHawk.Client.EmuHawk
}
private void SNES()
{
//TODO: Sample Code and Get Smarter?
//This ONLY applies to Action Replay.
if (txtCheat.Text.Length != 8)
{