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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using System.Text; |
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using RomCheater.Logging; |
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using System.Diagnostics; |
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using RomCheater.PluginFramework.Interfaces; |
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using System.IO; |
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|
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namespace Sojaner.MemoryScanner.MemoryProviers |
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{ |
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#region public abstract class BaseMemoryProvider |
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public abstract class BaseMemoryProvider : |
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IPatchMemory, |
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IReadMemory, |
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IAcceptsProcess<Process>, |
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IAcceptsPlugin<IConfigPlugin>, |
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IMemoryReader, |
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IMemoryWriter, |
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IFileWriter |
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{ |
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private ProcessMemoryReader provider; |
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public BaseMemoryProvider() { this.AcceptedPlugin = null; this.AcceptedProcess = null; isClosed = true; isOpen = false; } |
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public BaseMemoryProvider(IConfigPlugin config) : this() { this.AcceptedPlugin = config; } |
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public BaseMemoryProvider(IConfigPlugin config, Process process) : this() { this.AcceptedPlugin = config; this.AcceptedProcess = process; } |
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public BaseMemoryProvider(IAcceptsProcessAndConfig pconfig) : this() { this.AcceptedPlugin = pconfig.AcceptedPlugin; this.AcceptedProcess = pconfig.AcceptedProcess; } |
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|
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|
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private bool isOpen { get; set; } |
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private bool isClosed { get; set; } |
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|
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#region Open/Close Provider |
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#region public virtual void OpenProvider() |
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public virtual void OpenProvider() |
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{ |
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if (isOpen) |
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{ |
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logger.Warn.WriteLine("Provider has already been opened."); |
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return; |
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} |
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try |
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{ |
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provider = new ProcessMemoryReader(); |
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provider.ReadProcess = this.AcceptedProcess; |
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if (provider.ReadProcess == null) { logger.Error.WriteLine("{0}.OpenProvider() Could not attach to process: {1}", "", this.GetType().Name, this.AcceptedProcess.ToString()); return; } |
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provider.OpenProcess(); |
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isOpen = true; |
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isClosed = false; |
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} |
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catch (Exception ex) |
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{ |
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logger.Error.WriteLine("Failed to open provider: {0}{1}", System.Environment.NewLine, ex.ToString()); |
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isOpen = false; |
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isClosed = true; |
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} |
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} |
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#endregion |
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#region public virtual void CloseProvider() |
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public virtual void CloseProvider() |
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{ |
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if (isClosed) |
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{ |
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logger.Warn.WriteLine("Provider has already been closed."); |
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return; |
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} |
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if (!isOpen) |
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{ |
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logger.Warn.WriteLine("Provider cannot be closed, it was never opened...attempting to open provider."); |
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OpenProvider(); |
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if (!isOpen) |
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{ |
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logger.Warn.WriteLine("Could not open provider"); |
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return; |
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} |
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} |
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try |
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{ |
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//logger.VerboseDebug.WriteLine("CloseProvider(): System.Environment.StackTrace: {0}{1}", System.Environment.NewLine, System.Environment.StackTrace); |
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if (provider == null) return; |
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provider.CloseHandle(); |
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provider = null; // free any memory associated with the provider |
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isClosed = true; |
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isOpen = false; |
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} |
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catch (Exception ex) |
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{ |
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logger.Error.WriteLine("Failed to close provider: {0}{1}", System.Environment.NewLine, ex.ToString()); |
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isClosed = false; |
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if (isOpen) |
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{ |
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throw new Exception("Provider is failed to close and still open."); |
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} |
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} |
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} |
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#endregion |
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#endregion |
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|
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#region IAcceptsProcess<Process> Members |
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public Process AcceptedProcess { get; set; } |
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#endregion |
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#region IAcceptsPlugin<IConfigPlugin> Members |
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public IConfigPlugin AcceptedPlugin { get; set; } |
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#endregion |
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#region EnsureProviderIsOpen methods : log and/or throw errors |
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private bool EnsureProviderIsOpen() { return EnsureProviderIsOpenOrThrowError(); } |
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private bool EnsureProviderIsOpenOrLogError() { return EnsureProviderIsOpenOrThrowOrLogError(false, true); } |
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private bool EnsureProviderIsOpenOrThrowError() { return EnsureProviderIsOpenOrThrowOrLogError(true, true); } |
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private bool EnsureProviderIsOpenOrThrowOrLogError(bool ThrowError, bool LogError) |
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{ |
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if (!isOpen) |
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{ |
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try { throw new Exception("Memory operation could not be completed because the provider is not open"); } |
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catch (Exception ex) |
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{ |
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if (LogError) |
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logger.Error.WriteLine(ex.ToString()); |
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if (ThrowError) |
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throw ex; |
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return false; |
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} |
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} |
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return true; |
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} |
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#endregion |
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|
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#region IPatchMemory members |
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#region public virtual bool PatchMemory(int address, byte value) |
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public virtual bool PatchMemory(int address, byte value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, sbyte value) |
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public virtual bool PatchMemory(int address, sbyte value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, ushort value) |
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public virtual bool PatchMemory(int address, ushort value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, short value) |
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public virtual bool PatchMemory(int address, short value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, uint value) |
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public virtual bool PatchMemory(int address, uint value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, int value) |
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public virtual bool PatchMemory(int address, int value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, ulong value) |
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public virtual bool PatchMemory(int address, ulong value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#region public virtual bool PatchMemory(int address, long value) |
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public virtual bool PatchMemory(int address, long value) |
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{ |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.PatchMemory(address, value); |
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} |
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#endregion |
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#endregion |
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|
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#region IReadMemory members |
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#region public virtual bool ReadMemory(int address, out byte value) |
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public virtual bool ReadMemory(int address, out byte value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out sbyte value) |
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public virtual bool ReadMemory(int address, out sbyte value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out ushort value) |
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public virtual bool ReadMemory(int address, out ushort value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out short value) |
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public virtual bool ReadMemory(int address, out short value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out uint value) |
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public virtual bool ReadMemory(int address, out uint value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out int value) |
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public virtual bool ReadMemory(int address, out int value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out ulong value) |
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public virtual bool ReadMemory(int address, out ulong value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#region public virtual bool ReadMemory(int address, out long value) |
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public virtual bool ReadMemory(int address, out long value) |
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{ |
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value = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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return provider.ReadMemory(address, out value); |
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} |
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#endregion |
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#endregion |
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|
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#region IMemoryReader members |
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#region public virtual bool ReadFirstNonZeroByte(int MemoryAddress, uint bytesToRead, out int address) |
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public virtual bool ReadFirstNonZeroByte(int MemoryAddress, uint bytesToRead, out int address) |
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{ |
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address = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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try { provider.ReadFirstNonZeroByte(MemoryAddress, bytesToRead, out address); return true; } |
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catch { address = 0x00; return false; } |
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} |
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#endregion |
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public void ReadProcessMemoryAtOnce(int MemoryAddress, uint bytesToRead, out int bytesRead, out byte[] data) |
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{ |
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bytesRead = 0x00; |
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data = new byte[bytesToRead]; |
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if (!EnsureProviderIsOpen()) { return; } |
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try { provider.ReadProcessMemoryAtOnce(MemoryAddress, bytesToRead, out bytesRead, out data); } |
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catch { bytesRead = 0x00; data = new byte[] { }; } |
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} |
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#region public virtual void ReadProcessMemory(int MemoryAddress, int bytesToRead, out int bytesRead, out byte[] data) |
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public virtual void ReadProcessMemory(int MemoryAddress, uint bytesToRead, out int bytesRead, out byte[] data) |
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{ |
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bytesRead = 0x00; |
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data = new byte[bytesToRead]; |
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if (!EnsureProviderIsOpen()) { return; } |
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try { provider.ReadProcessMemory(MemoryAddress, bytesToRead, out bytesRead, out data); } |
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catch { bytesRead = 0x00; data = new byte[] { }; } |
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} |
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#endregion |
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#region IMemoryWriter members |
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//#region public virtual void WriteProcessMemory(int MemoryAddress, byte byteToWrite, out int bytesWritten) |
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//public virtual void WriteProcessMemory(int MemoryAddress, byte byteToWrite, out int bytesWritten) |
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//{ |
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// bytesWritten = 0; |
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// if (!EnsureProviderIsOpen()) { return; } |
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// try { provider.WriteProcessMemory(MemoryAddress, new byte[] { byteToWrite }, out bytesWritten); } |
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// catch { bytesWritten = 0x00; } |
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//} |
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//#endregion |
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#region public virtual void WriteProcessMemory(int MemoryAddress, byte[] bytesToWrite, out int bytesWritten) |
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public virtual void WriteProcessMemory(int MemoryAddress, byte[] bytesToWrite, out int bytesWritten) |
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{ |
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bytesWritten = 0; |
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if (!EnsureProviderIsOpen()) { return; } |
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try { provider.WriteProcessMemory(MemoryAddress, bytesToWrite, out bytesWritten); } |
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catch { bytesWritten = 0x00; } |
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} |
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#endregion |
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#endregion |
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#endregion |
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#region IFileWriter members |
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#region public virtual bool WriteProcessMemoryToFile(string filename, int MemoryAddress, uint bytesToRead, out int bytesRead) |
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public virtual bool WriteProcessMemoryToFile(string filename, int MemoryAddress, uint bytesToRead, out int bytesRead) |
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{ |
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bytesRead = 0; |
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if (!EnsureProviderIsOpen()) { return false; } |
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try { provider.WriteProcessMemoryToFile(filename, MemoryAddress, bytesToRead, out bytesRead); return true; } |
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catch |
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{ bytesRead = 0x00; return false; } |
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} |
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#endregion |
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#endregion |
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} |
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#endregion |
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} |
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