Docking/UI/UIMemoryViewer.cs

//#define DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS // when defined will not call GetFirstNonZeroByte() when AcceptedProcess is updated and is not null
//#define DISABLE_GETFIRSTNONZERO_BYTE // when defined will make GetFirstNonZeroByte() an empty void method
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Be.Windows.Forms;
using RomCheater.Logging;
using RomCheater.PluginFramework.Interfaces;
using System.Diagnostics;
using Sojaner.MemoryScanner.MemoryProviers;
using System.Runtime.InteropServices;
using RomCheater.PluginFramework.Events;

namespace RomCheater.Docking.UI
{
    public partial class UIMemoryViewer : UserControl, 
        IAcceptsPlugin<IConfigPlugin>,
        IAcceptsProcess<Process>,
        IAcceptsProcessAndConfig,
        IAcceptsMemoryRange,
        IBrowseMemoryRegion
    {
        public UIMemoryViewer()
        {
            InitializeComponent();
            SetStyle(ControlStyles.UserPaint, true);
            SetStyle(ControlStyles.DoubleBuffer, true);
            SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            SetStyle(ControlStyles.ResizeRedraw, true);
            //this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
            //if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
            this.UpdateEnabled = false;
            txtData.BytesPerLine = (int)max_address_width;
            txtData.UseFixedBytesPerLine = true;
            txtData.StringViewVisible = true;
            ramScroll.Minimum = (int)MemoryRangeStart;
            for (int i = MemoryRangeStart; i < (MemoryRangeStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
            ramScroll.Value = ramScroll.Minimum;
            this.CanChangeUpdateInterval = false;


            lblAddressMarker.Text = "";
            for (uint i = 0; i < max_address_width; i++)
            {
                lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
            }
            this.AcceptedPlugin = null; this.AcceptedProcess = null;

            txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
            txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
        }

        private void GetFirstNonZeroByte()
        {
#if !DISABLE_GETFIRSTNONZERO_BYTE
            if (!DesignMode)
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                provider.OpenProvider();
                int addr = 0;
                provider.ReadFirstNonZeroByte(MemoryRangeStart, MemoryRangeSize, out addr);
                provider.CloseProvider();
                GotoAddress(addr);
            }
#endif
        }
        #region IBrowseMemoryRegion
        public bool BrowseMemoryRegion(int MemoryRegion)
        {
            try
            {
                if (!((MemoryRangeStart <= MemoryRegion) && (MemoryRegion <= (MemoryRangeStart + MemoryRangeSize)))) { return false; }
                GotoAddress(MemoryRegion);
                return true;
            }
            catch(Exception ex)
            {
                logger.Error.WriteLine("UIMemoryViewer.BrowseMemoryRegion(int MemoryRegion): Failed to Browse Memory Region: 0x{0:x8}", MemoryRegion);
                logger.Error.WriteLine(ex.ToString());
                return false;
            }
        }
        #endregion
        #region  IAcceptsProcess<Process> Members
        private Process _AcceptedProcess;
        public Process AcceptedProcess
        {
            get { return _AcceptedProcess; }
            set
            {
                _AcceptedProcess = value;
                update_timer.Enabled = (value != null);
                UpdateEnabled = update_timer.Enabled;
#if !DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS
                if (value != null)
                    GetFirstNonZeroByte();
#endif
            }
        }
        #endregion
        #region IAcceptsPlugin<IConfigPlugin> Members
        public IConfigPlugin AcceptedPlugin { get; set; }
        #endregion
        #region IAcceptsMemoryRange members
        public int MemoryRangeStart { get { return MemorySizeConstants.MinimumAddress; } set { } }
        public uint MemoryRangeSize { get { if (MemoryRangeStart > 0) { return (uint)(MemorySizeConstants.MaximumAddress - MemoryRangeStart); } return MemorySizeConstants.MaximumAddress; } set { } }
        #endregion
        public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
        public void GotoBottom() { uint size = (uint)MemoryRangeSize; this.CURRENT_TOP_ADDR = (int)((size - 1) - max_ram_view); }
        public void GotoAddress(int addr) { this.CURRENT_TOP_ADDR = (int)(addr & 0xFFFFFFF0); }
        private bool _UpdateEnabled;
        public bool UpdateEnabled
        {
            get { return _UpdateEnabled; }
            set
            {
                _UpdateEnabled = value;
                if (value) { this.update_timer.Enabled = true; }
                else { this.update_timer.Enabled = false; }
            }
        }
        private bool _CanChangeUpdateInterval;
        public bool CanChangeUpdateInterval
        {
            get { return _CanChangeUpdateInterval; }
            set { _CanChangeUpdateInterval = value; }
        }

        public int UpdateInterval
        {
            get { return this.update_timer.Interval; }
            set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
        }
        private string AddressList = "";
        private string AsciiData = "";
        private byte[] RamData = new byte[] { };

        const int max_address_width = 16;
        static int max_ram_view = max_address_width * 27;

        static int small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
        static int medium_scroll_change = max_ram_view / 2; // scrolls half a page
        static int large_scroll_change = max_ram_view; // scrolls a full page
        private int _CURRENT_TOP_ADDR;
        int CURRENT_TOP_ADDR
        {
            get { return _CURRENT_TOP_ADDR; }
            set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
        }
        //uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
        private void UpdateMaxRamView()
        {
            if (this.IsDisposed) return;
            Graphics g = this.CreateGraphics();
            Size size = g.MeasureString("00", txtData.Font).ToSize();
            int ByteHeight = size.Height;
            int TotalHeight = txtData.Height;
            int NumberOfBytes = (int)((TotalHeight / ByteHeight) * max_address_width);
            int byte_width = (max_address_width * 2);
            max_ram_view = NumberOfBytes + (byte_width);
        }
        private void btnGotoAddress_Click(object sender, EventArgs e)
        {
            this.GotoAddress(txthexGoto.ToInt32());
        }

        private void btnEditBytes_Click(object sender, EventArgs e)
        {
            bool reenable = false;
            if (this.UpdateEnabled) reenable = true;
            this.UpdateEnabled = false;
            ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
            editor.ShowDialog();
            if (editor.BytesEdited)
            {
                //DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
                //txtData.ByteProvider = _DynamicByteProvider;
                //_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
                this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
            }
            this.UpdateEnabled = reenable;
        }
        private bool ForceUpdate = false;
        private bool ShouldUpdateResults()
        {
            //if (ResultsUpdateWorkerThread.IsBusy) { return false; }
            if (ForceUpdate) return true;
            //else if (TextIsBeingSelected) return false;
            //else if (NonHandledKeysAreBeingPressed) return false;
            else if (this.UpdateEnabled) return true;
            else { return false; }
        }
        private void UpdateGui(bool force)
        {
            if (AcceptedProcess == null) { return; }
            if (AcceptedPlugin == null) { return; }
            
            if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
            this.UpdateMaxRamView();
            //if (!force)
            //{
            if (!ResultsUpdateWorkerThread.IsBusy)
                ResultsUpdateWorkerThread.RunWorkerAsync();
            //}
            //else
            //{
            //    while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
            //    ResultsUpdateWorkerThread.RunWorkerAsync();
            //}
        }
        private void UpdateGui()
        {
            this.UpdateGui(false);
        }
        private byte[] GetMemory()
        {
            byte[] data = new byte[] { };
            try
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                provider.OpenProvider();
                int bytesReadSize;
                provider.ReadProcessMemory(CURRENT_TOP_ADDR, (uint)max_ram_view, out bytesReadSize, out data);
                try
                {
                    provider.CloseProvider();
                }
                catch (SEHException ex)
                {
                    logger.Error.WriteLine("UIMemoryViewer.GetMemory(): SEHException: (0x{0:x8} {1}", ex.ErrorCode, ex.Message);
                    logger.Error.WriteLine(ex.ToString());
                }
                catch (Exception ex)
                {
                    logger.Error.WriteLine("UIMemoryViewer.GetMemory(): Exception: {0}", ex.Message);
                    logger.Error.WriteLine(ex.ToString());
                }
            }
            catch (Exception ex)
            {
                logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
            }
            finally
            {
                if (data.Length == 0)
                {
                    data = new byte[max_ram_view];
                    for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
                }
            }
            return data;
        }
        private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
        private void UpdateMemroyView(int address)
        {
            try
            {
                if (AcceptedProcess == null) { return; }
                if (AcceptedPlugin == null) { return; }

                byte[] data = GetMemory();
                try
                {
                    RamData = data;


                    AddressList = "";
                    AsciiData = "";
                    // write the addreses out
                    for (int i = address; i < (address + max_ram_view); i += max_address_width)
                    {
                        AddressList = AddressList + string.Format("{0:X8}:\n", i);
                    }
                    //// write out the ascii data
                    StringBuilder builder = new StringBuilder();
                    for (int i = address; i < (address + max_ram_view); i += max_address_width)
                    {
                        try
                        {
                            for (int j = 0; j < max_address_width; j++)
                            {
                                int current_addr = i + j;
                                if (current_addr >= MemoryRangeSize) break;
                                byte ascii_value_raw = data[j];
                                char ascii_value = (char)data[j];
                                if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
                                {
                                    builder.Append(ascii_value.ToString());
                                }
                                else
                                {
                                    builder.Append(".");
                                }
                            }
                            builder.AppendLine();
                        }
                        catch (Exception ex)
                        {
                            logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
                            return;
                        }
                    }
                    AsciiData = builder.ToString();


                }
                catch (Exception ex)
                {
                    logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
                    return;
                }
            }
            catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }
        //private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
        //{
        //    this.WriteCurrentBytes();
        //}
        private void WriteCurrentBytes(int start_address, byte[] data)
        {
            try
            {
                if (AcceptedProcess == null) { return; }
                if (AcceptedPlugin == null) { return; }
                // Byte changed
                //byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                provider.OpenProvider();
                int bytesReadSize;

                for (int i = 0; i < data.Length; i ++)
                {
                    int addr = (int)(start_address + i);
                    byte data_to_write = data[i];
                    provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
                }
                provider.CloseProvider();
            }
            catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }

        private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
        private void ResultsUpdateWorkerThread_DoWork(object sender, DoWorkEventArgs e) { try { this.UpdateMemroyView(); } catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_DoWork():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); } }
        private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            try
            {
                txtAddresses.Clear(); txtAddresses.Text = AddressList;
                //txtAscii.Clear(); txtAscii.Text = AsciiData;
                //this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
                DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
                txtData.ByteProvider = _DynamicByteProvider;
                //_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
            }
            catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
            catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }
        private void Handle_KeyDown(object sender, KeyEventArgs e)
        {
            //isScrolling = false;
            //bool reenable = false;
            //if (this.UpdateEnabled) reenable = true;
            //this.UpdateEnabled = false;

            this.UpdateMaxRamView();
            int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;

            ////if (e.Type == ScrollEventType.EndScroll) return;
            //uint size = max_ram_view;

            bool haveModifier = false;
            switch (e.Modifiers)
            {
                case Keys.Control:
                    switch (e.KeyCode)
                    {
                        case Keys.Home:
                            this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false; 
                            break;
                        case Keys.End:
                            this.CURRENT_TOP_ADDR = (int)((MemoryRangeSize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
                            break;
                        default:
                            //NonHandledKeysAreBeingPressed = true;
                            break;
                    }
                    break;
            }

            if (!haveModifier)
            {
                switch (e.KeyCode)
                {
                    case Keys.Up:
                        if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
                        {
                            this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                        }
                        else
                        {
                            this.CURRENT_TOP_ADDR -= (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.Down:
                        this.CURRENT_TOP_ADDR += (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
                        break;
                    case Keys.PageUp:
                        if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
                        {
                            this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                        }
                        else
                        {
                            this.CURRENT_TOP_ADDR -= (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.PageDown:
                        this.CURRENT_TOP_ADDR += (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        break;
                    default:
                        //NonHandledKeysAreBeingPressed = true;
                        break;
                }
            }
            if (this.CURRENT_TOP_ADDR < MemoryRangeStart) this.CURRENT_TOP_ADDR = MemoryRangeStart;
            //if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
            if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
            
            //this.UpdateEnabled = reenable;
        }

        private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
        private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
        private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }

        private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }

        private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
        {
            ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
            if (WheelDelta < 0)
            {
                //// negative: scroll down
                //// SmallDecrement -or- LargeDecrement
                //if (WheelDelta <= small_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
                //}
                //if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
                //}
                args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
            }
            else
            {
                //// positive: scroll up
                //// SmallIncrement  -or- LargeIncrement
                //if (WheelDelta <= small_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
                //}
                //if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
                //}
                args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
            }
            return args;
        }

        void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
        void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
       

        private void Handle_Scroll(object sender, ScrollEventArgs e)
        {
            //isScrolling = true;
            //bool reenable = false;
            //if (this.UpdateEnabled) reenable = true;
            //this.UpdateEnabled = false;

            this.UpdateMaxRamView();
            int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
            //uint size = MemorySize;
            if (e.Type == ScrollEventType.EndScroll) return;

            switch (e.Type)
            {
                case ScrollEventType.SmallDecrement:
                    if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
                    {
                        this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                    }
                    else
                    {
                        this.CURRENT_TOP_ADDR -= (small_scroll_change);
                    }
                    break;
                case ScrollEventType.SmallIncrement:
                    this.CURRENT_TOP_ADDR += (small_scroll_change);
                    break;

                case ScrollEventType.LargeDecrement:
                    if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
                    {
                        this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                    }
                    else
                    {
                        this.CURRENT_TOP_ADDR -= (large_scroll_change);
                    }
                    break;
                case ScrollEventType.LargeIncrement:
                    this.CURRENT_TOP_ADDR += (large_scroll_change);
                    break;
                case ScrollEventType.ThumbPosition:
                //this.CURRENT_TOP_ADDR = (uint)e.NewValue;
                //break;
                default:
                    this.CURRENT_TOP_ADDR = (int)(e.NewValue & 0xFFFFFFF0);
                    break;
            }
            if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
            //if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
            //if (this.CURRENT_TOP_ADDR < 0 || this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
            if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
            //this.UpdateEnabled = reenable;
            //isScrolling = false;
        }

    }
}
Revision:	287
Committed:	Tue Jun 5 08:52:07 2012 UTC (10 years, 7 months ago) by william
File size:	24769 byte(s)
Log Message:
#	Content
1	//#define DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS // when defined will not call GetFirstNonZeroByte() when AcceptedProcess is updated and is not null
2	//#define DISABLE_GETFIRSTNONZERO_BYTE // when defined will make GetFirstNonZeroByte() an empty void method
3	using System;
4	using System.Collections.Generic;
5	using System.ComponentModel;
6	using System.Drawing;
7	using System.Data;
8	using System.Linq;
9	using System.Text;
10	using System.Windows.Forms;
11	using Be.Windows.Forms;
12	using RomCheater.Logging;
13	using RomCheater.PluginFramework.Interfaces;
14	using System.Diagnostics;
15	using Sojaner.MemoryScanner.MemoryProviers;
16	using System.Runtime.InteropServices;
17	using RomCheater.PluginFramework.Events;
18
19	namespace RomCheater.Docking.UI
20	{
21	public partial class UIMemoryViewer : UserControl,
22	IAcceptsPlugin<IConfigPlugin>,
23	IAcceptsProcess<Process>,
24	IAcceptsProcessAndConfig,
25	IAcceptsMemoryRange,
26	IBrowseMemoryRegion
27	{
28	public UIMemoryViewer()
29	{
30	InitializeComponent();
31	SetStyle(ControlStyles.UserPaint, true);
32	SetStyle(ControlStyles.DoubleBuffer, true);
33	SetStyle(ControlStyles.AllPaintingInWmPaint, true);
34	SetStyle(ControlStyles.ResizeRedraw, true);
35	//this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
36	//if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
37	this.UpdateEnabled = false;
38	txtData.BytesPerLine = (int)max_address_width;
39	txtData.UseFixedBytesPerLine = true;
40	txtData.StringViewVisible = true;
41	ramScroll.Minimum = (int)MemoryRangeStart;
42	for (int i = MemoryRangeStart; i < (MemoryRangeStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
43	ramScroll.Value = ramScroll.Minimum;
44	this.CanChangeUpdateInterval = false;
45
46
47	lblAddressMarker.Text = "";
48	for (uint i = 0; i < max_address_width; i++)
49	{
50	lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
51	}
52	this.AcceptedPlugin = null; this.AcceptedProcess = null;
53
54	txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
55	txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
56	}
57
58	private void GetFirstNonZeroByte()
59	{
60	#if !DISABLE_GETFIRSTNONZERO_BYTE
61	if (!DesignMode)
62	{
63	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
64	provider.OpenProvider();
65	int addr = 0;
66	provider.ReadFirstNonZeroByte(MemoryRangeStart, MemoryRangeSize, out addr);
67	provider.CloseProvider();
68	GotoAddress(addr);
69	}
70	#endif
71	}
72	#region IBrowseMemoryRegion
73	public bool BrowseMemoryRegion(int MemoryRegion)
74	{
75	try
76	{
77	if (!((MemoryRangeStart <= MemoryRegion) && (MemoryRegion <= (MemoryRangeStart + MemoryRangeSize)))) { return false; }
78	GotoAddress(MemoryRegion);
79	return true;
80	}
81	catch(Exception ex)
82	{
83	logger.Error.WriteLine("UIMemoryViewer.BrowseMemoryRegion(int MemoryRegion): Failed to Browse Memory Region: 0x{0:x8}", MemoryRegion);
84	logger.Error.WriteLine(ex.ToString());
85	return false;
86	}
87	}
88	#endregion
89	#region IAcceptsProcess<Process> Members
90	private Process _AcceptedProcess;
91	public Process AcceptedProcess
92	{
93	get { return _AcceptedProcess; }
94	set
95	{
96	_AcceptedProcess = value;
97	update_timer.Enabled = (value != null);
98	UpdateEnabled = update_timer.Enabled;
99	#if !DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS
100	if (value != null)
101	GetFirstNonZeroByte();
102	#endif
103	}
104	}
105	#endregion
106	#region IAcceptsPlugin<IConfigPlugin> Members
107	public IConfigPlugin AcceptedPlugin { get; set; }
108	#endregion
109	#region IAcceptsMemoryRange members
110	public int MemoryRangeStart { get { return MemorySizeConstants.MinimumAddress; } set { } }
111	public uint MemoryRangeSize { get { if (MemoryRangeStart > 0) { return (uint)(MemorySizeConstants.MaximumAddress - MemoryRangeStart); } return MemorySizeConstants.MaximumAddress; } set { } }
112	#endregion
113	public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
114	public void GotoBottom() { uint size = (uint)MemoryRangeSize; this.CURRENT_TOP_ADDR = (int)((size - 1) - max_ram_view); }
115	public void GotoAddress(int addr) { this.CURRENT_TOP_ADDR = (int)(addr & 0xFFFFFFF0); }
116	private bool _UpdateEnabled;
117	public bool UpdateEnabled
118	{
119	get { return _UpdateEnabled; }
120	set
121	{
122	_UpdateEnabled = value;
123	if (value) { this.update_timer.Enabled = true; }
124	else { this.update_timer.Enabled = false; }
125	}
126	}
127	private bool _CanChangeUpdateInterval;
128	public bool CanChangeUpdateInterval
129	{
130	get { return _CanChangeUpdateInterval; }
131	set { _CanChangeUpdateInterval = value; }
132	}
133
134	public int UpdateInterval
135	{
136	get { return this.update_timer.Interval; }
137	set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
138	}
139	private string AddressList = "";
140	private string AsciiData = "";
141	private byte[] RamData = new byte[] { };
142
143	const int max_address_width = 16;
144	static int max_ram_view = max_address_width * 27;
145
146	static int small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
147	static int medium_scroll_change = max_ram_view / 2; // scrolls half a page
148	static int large_scroll_change = max_ram_view; // scrolls a full page
149	private int _CURRENT_TOP_ADDR;
150	int CURRENT_TOP_ADDR
151	{
152	get { return _CURRENT_TOP_ADDR; }
153	set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
154	}
155	//uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
156	private void UpdateMaxRamView()
157	{
158	if (this.IsDisposed) return;
159	Graphics g = this.CreateGraphics();
160	Size size = g.MeasureString("00", txtData.Font).ToSize();
161	int ByteHeight = size.Height;
162	int TotalHeight = txtData.Height;
163	int NumberOfBytes = (int)((TotalHeight / ByteHeight) * max_address_width);
164	int byte_width = (max_address_width * 2);
165	max_ram_view = NumberOfBytes + (byte_width);
166	}
167	private void btnGotoAddress_Click(object sender, EventArgs e)
168	{
169	this.GotoAddress(txthexGoto.ToInt32());
170	}
171
172	private void btnEditBytes_Click(object sender, EventArgs e)
173	{
174	bool reenable = false;
175	if (this.UpdateEnabled) reenable = true;
176	this.UpdateEnabled = false;
177	ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
178	editor.ShowDialog();
179	if (editor.BytesEdited)
180	{
181	//DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
182	//txtData.ByteProvider = _DynamicByteProvider;
183	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
184	this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
185	}
186	this.UpdateEnabled = reenable;
187	}
188	private bool ForceUpdate = false;
189	private bool ShouldUpdateResults()
190	{
191	//if (ResultsUpdateWorkerThread.IsBusy) { return false; }
192	if (ForceUpdate) return true;
193	//else if (TextIsBeingSelected) return false;
194	//else if (NonHandledKeysAreBeingPressed) return false;
195	else if (this.UpdateEnabled) return true;
196	else { return false; }
197	}
198	private void UpdateGui(bool force)
199	{
200	if (AcceptedProcess == null) { return; }
201	if (AcceptedPlugin == null) { return; }
202
203	if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
204	this.UpdateMaxRamView();
205	//if (!force)
206	//{
207	if (!ResultsUpdateWorkerThread.IsBusy)
208	ResultsUpdateWorkerThread.RunWorkerAsync();
209	//}
210	//else
211	//{
212	// while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
213	// ResultsUpdateWorkerThread.RunWorkerAsync();
214	//}
215	}
216	private void UpdateGui()
217	{
218	this.UpdateGui(false);
219	}
220	private byte[] GetMemory()
221	{
222	byte[] data = new byte[] { };
223	try
224	{
225	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
226	provider.OpenProvider();
227	int bytesReadSize;
228	provider.ReadProcessMemory(CURRENT_TOP_ADDR, (uint)max_ram_view, out bytesReadSize, out data);
229	try
230	{
231	provider.CloseProvider();
232	}
233	catch (SEHException ex)
234	{
235	logger.Error.WriteLine("UIMemoryViewer.GetMemory(): SEHException: (0x{0:x8} {1}", ex.ErrorCode, ex.Message);
236	logger.Error.WriteLine(ex.ToString());
237	}
238	catch (Exception ex)
239	{
240	logger.Error.WriteLine("UIMemoryViewer.GetMemory(): Exception: {0}", ex.Message);
241	logger.Error.WriteLine(ex.ToString());
242	}
243	}
244	catch (Exception ex)
245	{
246	logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
247	}
248	finally
249	{
250	if (data.Length == 0)
251	{
252	data = new byte[max_ram_view];
253	for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
254	}
255	}
256	return data;
257	}
258	private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
259	private void UpdateMemroyView(int address)
260	{
261	try
262	{
263	if (AcceptedProcess == null) { return; }
264	if (AcceptedPlugin == null) { return; }
265
266	byte[] data = GetMemory();
267	try
268	{
269	RamData = data;
270
271
272	AddressList = "";
273	AsciiData = "";
274	// write the addreses out
275	for (int i = address; i < (address + max_ram_view); i += max_address_width)
276	{
277	AddressList = AddressList + string.Format("{0:X8}:\n", i);
278	}
279	//// write out the ascii data
280	StringBuilder builder = new StringBuilder();
281	for (int i = address; i < (address + max_ram_view); i += max_address_width)
282	{
283	try
284	{
285	for (int j = 0; j < max_address_width; j++)
286	{
287	int current_addr = i + j;
288	if (current_addr >= MemoryRangeSize) break;
289	byte ascii_value_raw = data[j];
290	char ascii_value = (char)data[j];
291	if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
292	{
293	builder.Append(ascii_value.ToString());
294	}
295	else
296	{
297	builder.Append(".");
298	}
299	}
300	builder.AppendLine();
301	}
302	catch (Exception ex)
303	{
304	logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
305	return;
306	}
307	}
308	AsciiData = builder.ToString();
309
310
311	}
312	catch (Exception ex)
313	{
314	logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
315	return;
316	}
317	}
318	catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
319	}
320	//private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
321	//{
322	// this.WriteCurrentBytes();
323	//}
324	private void WriteCurrentBytes(int start_address, byte[] data)
325	{
326	try
327	{
328	if (AcceptedProcess == null) { return; }
329	if (AcceptedPlugin == null) { return; }
330	// Byte changed
331	//byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
332	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
333	provider.OpenProvider();
334	int bytesReadSize;
335
336	for (int i = 0; i < data.Length; i ++)
337	{
338	int addr = (int)(start_address + i);
339	byte data_to_write = data[i];
340	provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
341	}
342	provider.CloseProvider();
343	}
344	catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
345	}
346
347	private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
348	private void ResultsUpdateWorkerThread_DoWork(object sender, DoWorkEventArgs e) { try { this.UpdateMemroyView(); } catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_DoWork():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); } }
349	private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
350	{
351	try
352	{
353	txtAddresses.Clear(); txtAddresses.Text = AddressList;
354	//txtAscii.Clear(); txtAscii.Text = AsciiData;
355	//this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
356	DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
357	txtData.ByteProvider = _DynamicByteProvider;
358	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
359	}
360	catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
361	catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
362	}
363	private void Handle_KeyDown(object sender, KeyEventArgs e)
364	{
365	//isScrolling = false;
366	//bool reenable = false;
367	//if (this.UpdateEnabled) reenable = true;
368	//this.UpdateEnabled = false;
369
370	this.UpdateMaxRamView();
371	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
372
373	////if (e.Type == ScrollEventType.EndScroll) return;
374	//uint size = max_ram_view;
375
376	bool haveModifier = false;
377	switch (e.Modifiers)
378	{
379	case Keys.Control:
380	switch (e.KeyCode)
381	{
382	case Keys.Home:
383	this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false;
384	break;
385	case Keys.End:
386	this.CURRENT_TOP_ADDR = (int)((MemoryRangeSize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
387	break;
388	default:
389	//NonHandledKeysAreBeingPressed = true;
390	break;
391	}
392	break;
393	}
394
395	if (!haveModifier)
396	{
397	switch (e.KeyCode)
398	{
399	case Keys.Up:
400	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
401	{
402	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
403	}
404	else
405	{
406	this.CURRENT_TOP_ADDR -= (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
407	}
408	break;
409	case Keys.Down:
410	this.CURRENT_TOP_ADDR += (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
411	break;
412	case Keys.PageUp:
413	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
414	{
415	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
416	}
417	else
418	{
419	this.CURRENT_TOP_ADDR -= (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
420	}
421	break;
422	case Keys.PageDown:
423	this.CURRENT_TOP_ADDR += (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
424	break;
425	default:
426	//NonHandledKeysAreBeingPressed = true;
427	break;
428	}
429	}
430	if (this.CURRENT_TOP_ADDR < MemoryRangeStart) this.CURRENT_TOP_ADDR = MemoryRangeStart;
431	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
432	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
433
434	//this.UpdateEnabled = reenable;
435	}
436
437	private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
438	private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
439	private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
440
441	private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }
442
443	private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
444	{
445	ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
446	if (WheelDelta < 0)
447	{
448	//// negative: scroll down
449	//// SmallDecrement -or- LargeDecrement
450	//if (WheelDelta <= small_scroll_change)
451	//{
452	// args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
453	//}
454	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
455	//{
456	// args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
457	//}
458	args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
459	}
460	else
461	{
462	//// positive: scroll up
463	//// SmallIncrement -or- LargeIncrement
464	//if (WheelDelta <= small_scroll_change)
465	//{
466	// args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
467	//}
468	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
469	//{
470	// args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
471	//}
472	args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
473	}
474	return args;
475	}
476
477	void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
478	void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
479
480
481	private void Handle_Scroll(object sender, ScrollEventArgs e)
482	{
483	//isScrolling = true;
484	//bool reenable = false;
485	//if (this.UpdateEnabled) reenable = true;
486	//this.UpdateEnabled = false;
487
488	this.UpdateMaxRamView();
489	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
490	//uint size = MemorySize;
491	if (e.Type == ScrollEventType.EndScroll) return;
492
493	switch (e.Type)
494	{
495	case ScrollEventType.SmallDecrement:
496	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
497	{
498	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
499	}
500	else
501	{
502	this.CURRENT_TOP_ADDR -= (small_scroll_change);
503	}
504	break;
505	case ScrollEventType.SmallIncrement:
506	this.CURRENT_TOP_ADDR += (small_scroll_change);
507	break;
508
509	case ScrollEventType.LargeDecrement:
510	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
511	{
512	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
513	}
514	else
515	{
516	this.CURRENT_TOP_ADDR -= (large_scroll_change);
517	}
518	break;
519	case ScrollEventType.LargeIncrement:
520	this.CURRENT_TOP_ADDR += (large_scroll_change);
521	break;
522	case ScrollEventType.ThumbPosition:
523	//this.CURRENT_TOP_ADDR = (uint)e.NewValue;
524	//break;
525	default:
526	this.CURRENT_TOP_ADDR = (int)(e.NewValue & 0xFFFFFFF0);
527	break;
528	}
529	if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
530	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
531	//if (this.CURRENT_TOP_ADDR < 0 \|\| this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
532	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
533	//this.UpdateEnabled = reenable;
534	//isScrolling = false;
535	}
536
537	}
538	}