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;

namespace RomCheater.Docking.UI
{
    public partial class UIMemoryViewer : UserControl, 
        IAcceptsPlugin<IConfigPlugin>,
        IAcceptsProcess<Process>,
        IAcceptsProcessAndConfig
    {
        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)MemoryStart;
            for (int i = MemoryStart; i < (MemoryStart + 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(MemoryStart, MemorySize, out addr);
                provider.CloseProvider();
                GotoAddress(addr);
            }
#endif
        }

        #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 MemoryStart { get { return 0; } }
        public uint MemorySize { get { return int.MaxValue; } }
        #endregion
        public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
        public void GotoBottom() { uint size = (uint)MemorySize; 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()
        {
            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);
                provider.CloseProvider();

            }
            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 >= MemorySize) 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)((MemorySize - 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 < MemoryStart) this.CURRENT_TOP_ADDR = MemoryStart;
            //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 >= MemorySize) this.CURRENT_TOP_ADDR = (int)(MemorySize - 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 >= MemorySize) this.CURRENT_TOP_ADDR = (int)(MemorySize - max_ram_view);
            //this.UpdateEnabled = reenable;
            //isScrolling = false;
        }

    }
}
Revision:	274
Committed:	Sun Jun 3 21:41:19 2012 UTC (11 years, 6 months ago) by william
File size:	23072 byte(s)
Log Message:	UpdateMaxRamView(): ensure we read the very last byte (we were subtracting 1 byte from the amount to read)
#	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
17	namespace RomCheater.Docking.UI
18	{
19	public partial class UIMemoryViewer : UserControl,
20	IAcceptsPlugin<IConfigPlugin>,
21	IAcceptsProcess<Process>,
22	IAcceptsProcessAndConfig
23	{
24	public UIMemoryViewer()
25	{
26	InitializeComponent();
27	SetStyle(ControlStyles.UserPaint, true);
28	SetStyle(ControlStyles.DoubleBuffer, true);
29	SetStyle(ControlStyles.AllPaintingInWmPaint, true);
30	SetStyle(ControlStyles.ResizeRedraw, true);
31	//this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
32	//if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
33	this.UpdateEnabled = false;
34	txtData.BytesPerLine = (int)max_address_width;
35	txtData.UseFixedBytesPerLine = true;
36	txtData.StringViewVisible = true;
37	ramScroll.Minimum = (int)MemoryStart;
38	for (int i = MemoryStart; i < (MemoryStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
39	ramScroll.Value = ramScroll.Minimum;
40	this.CanChangeUpdateInterval = false;
41
42
43	lblAddressMarker.Text = "";
44	for (uint i = 0; i < max_address_width; i++)
45	{
46	lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
47	}
48	this.AcceptedPlugin = null; this.AcceptedProcess = null;
49
50	txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
51	txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
52	}
53
54	private void GetFirstNonZeroByte()
55	{
56	#if !DISABLE_GETFIRSTNONZERO_BYTE
57	if (!DesignMode)
58	{
59	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
60	provider.OpenProvider();
61	int addr = 0;
62	provider.ReadFirstNonZeroByte(MemoryStart, MemorySize, out addr);
63	provider.CloseProvider();
64	GotoAddress(addr);
65	}
66	#endif
67	}
68
69	#region IAcceptsProcess<Process> Members
70	private Process _AcceptedProcess;
71	public Process AcceptedProcess
72	{
73	get { return _AcceptedProcess; }
74	set
75	{
76	_AcceptedProcess = value;
77	update_timer.Enabled = (value != null);
78	UpdateEnabled = update_timer.Enabled;
79	#if !DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS
80	if (value != null)
81	GetFirstNonZeroByte();
82	#endif
83	}
84	}
85	#endregion
86	#region IAcceptsPlugin<IConfigPlugin> Members
87	public IConfigPlugin AcceptedPlugin { get; set; }
88	#endregion
89	#region IAcceptsMemoryRange members
90	public int MemoryStart { get { return 0; } }
91	public uint MemorySize { get { return int.MaxValue; } }
92	#endregion
93	public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
94	public void GotoBottom() { uint size = (uint)MemorySize; this.CURRENT_TOP_ADDR = (int)((size - 1) - max_ram_view); }
95	public void GotoAddress(int addr) { this.CURRENT_TOP_ADDR = (int)(addr & 0xFFFFFFF0); }
96	private bool _UpdateEnabled;
97	public bool UpdateEnabled
98	{
99	get { return _UpdateEnabled; }
100	set
101	{
102	_UpdateEnabled = value;
103	if (value) { this.update_timer.Enabled = true; }
104	else { this.update_timer.Enabled = false; }
105	}
106	}
107	private bool _CanChangeUpdateInterval;
108	public bool CanChangeUpdateInterval
109	{
110	get { return _CanChangeUpdateInterval; }
111	set { _CanChangeUpdateInterval = value; }
112	}
113
114	public int UpdateInterval
115	{
116	get { return this.update_timer.Interval; }
117	set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
118	}
119	private string AddressList = "";
120	private string AsciiData = "";
121	private byte[] RamData = new byte[] { };
122
123	const int max_address_width = 16;
124	static int max_ram_view = max_address_width * 27;
125
126	static int small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
127	static int medium_scroll_change = max_ram_view / 2; // scrolls half a page
128	static int large_scroll_change = max_ram_view; // scrolls a full page
129	private int _CURRENT_TOP_ADDR;
130	int CURRENT_TOP_ADDR
131	{
132	get { return _CURRENT_TOP_ADDR; }
133	set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
134	}
135	//uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
136	private void UpdateMaxRamView()
137	{
138	Graphics g = this.CreateGraphics();
139	Size size = g.MeasureString("00", txtData.Font).ToSize();
140	int ByteHeight = size.Height;
141	int TotalHeight = txtData.Height;
142	int NumberOfBytes = (int)((TotalHeight / ByteHeight) * max_address_width);
143	int byte_width = (max_address_width * 2);
144	max_ram_view = NumberOfBytes + (byte_width);
145	}
146	private void btnGotoAddress_Click(object sender, EventArgs e)
147	{
148	this.GotoAddress(txthexGoto.ToInt32());
149	}
150
151	private void btnEditBytes_Click(object sender, EventArgs e)
152	{
153	bool reenable = false;
154	if (this.UpdateEnabled) reenable = true;
155	this.UpdateEnabled = false;
156	ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
157	editor.ShowDialog();
158	if (editor.BytesEdited)
159	{
160	//DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
161	//txtData.ByteProvider = _DynamicByteProvider;
162	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
163	this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
164	}
165	this.UpdateEnabled = reenable;
166	}
167	private bool ForceUpdate = false;
168	private bool ShouldUpdateResults()
169	{
170	//if (ResultsUpdateWorkerThread.IsBusy) { return false; }
171	if (ForceUpdate) return true;
172	//else if (TextIsBeingSelected) return false;
173	//else if (NonHandledKeysAreBeingPressed) return false;
174	else if (this.UpdateEnabled) return true;
175	else { return false; }
176	}
177	private void UpdateGui(bool force)
178	{
179	if (AcceptedProcess == null) { return; }
180	if (AcceptedPlugin == null) { return; }
181
182	if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
183	this.UpdateMaxRamView();
184	//if (!force)
185	//{
186	if (!ResultsUpdateWorkerThread.IsBusy)
187	ResultsUpdateWorkerThread.RunWorkerAsync();
188	//}
189	//else
190	//{
191	// while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
192	// ResultsUpdateWorkerThread.RunWorkerAsync();
193	//}
194	}
195	private void UpdateGui()
196	{
197	this.UpdateGui(false);
198	}
199	private byte[] GetMemory()
200	{
201	byte[] data = new byte[] { };
202	try
203	{
204	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
205	provider.OpenProvider();
206	int bytesReadSize;
207	provider.ReadProcessMemory(CURRENT_TOP_ADDR, (uint)max_ram_view, out bytesReadSize, out data);
208	provider.CloseProvider();
209
210	}
211	catch (Exception ex)
212	{
213	logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
214	}
215	finally
216	{
217	if (data.Length == 0)
218	{
219	data = new byte[max_ram_view];
220	for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
221	}
222	}
223	return data;
224	}
225	private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
226	private void UpdateMemroyView(int address)
227	{
228	try
229	{
230	if (AcceptedProcess == null) { return; }
231	if (AcceptedPlugin == null) { return; }
232
233	byte[] data = GetMemory();
234	try
235	{
236	RamData = data;
237
238
239	AddressList = "";
240	AsciiData = "";
241	// write the addreses out
242	for (int i = address; i < (address + max_ram_view); i += max_address_width)
243	{
244	AddressList = AddressList + string.Format("{0:X8}:\n", i);
245	}
246	//// write out the ascii data
247	StringBuilder builder = new StringBuilder();
248	for (int i = address; i < (address + max_ram_view); i += max_address_width)
249	{
250	try
251	{
252	for (int j = 0; j < max_address_width; j++)
253	{
254	int current_addr = i + j;
255	if (current_addr >= MemorySize) break;
256	byte ascii_value_raw = data[j];
257	char ascii_value = (char)data[j];
258	if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
259	{
260	builder.Append(ascii_value.ToString());
261	}
262	else
263	{
264	builder.Append(".");
265	}
266	}
267	builder.AppendLine();
268	}
269	catch (Exception ex)
270	{
271	logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
272	return;
273	}
274	}
275	AsciiData = builder.ToString();
276
277
278	}
279	catch (Exception ex)
280	{
281	logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
282	return;
283	}
284	}
285	catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
286	}
287	//private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
288	//{
289	// this.WriteCurrentBytes();
290	//}
291	private void WriteCurrentBytes(int start_address, byte[] data)
292	{
293	try
294	{
295	if (AcceptedProcess == null) { return; }
296	if (AcceptedPlugin == null) { return; }
297	// Byte changed
298	//byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
299	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
300	provider.OpenProvider();
301	int bytesReadSize;
302
303	for (int i = 0; i < data.Length; i ++)
304	{
305	int addr = (int)(start_address + i);
306	byte data_to_write = data[i];
307	provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
308	}
309	provider.CloseProvider();
310	}
311	catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
312	}
313
314	private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
315	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()); } }
316	private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
317	{
318	try
319	{
320	txtAddresses.Clear(); txtAddresses.Text = AddressList;
321	//txtAscii.Clear(); txtAscii.Text = AsciiData;
322	//this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
323	DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
324	txtData.ByteProvider = _DynamicByteProvider;
325	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
326	}
327	catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
328	catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
329	}
330	private void Handle_KeyDown(object sender, KeyEventArgs e)
331	{
332	//isScrolling = false;
333	//bool reenable = false;
334	//if (this.UpdateEnabled) reenable = true;
335	//this.UpdateEnabled = false;
336
337	this.UpdateMaxRamView();
338	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
339
340	////if (e.Type == ScrollEventType.EndScroll) return;
341	//uint size = max_ram_view;
342
343	bool haveModifier = false;
344	switch (e.Modifiers)
345	{
346	case Keys.Control:
347	switch (e.KeyCode)
348	{
349	case Keys.Home:
350	this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false;
351	break;
352	case Keys.End:
353	this.CURRENT_TOP_ADDR = (int)((MemorySize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
354	break;
355	default:
356	//NonHandledKeysAreBeingPressed = true;
357	break;
358	}
359	break;
360	}
361
362	if (!haveModifier)
363	{
364	switch (e.KeyCode)
365	{
366	case Keys.Up:
367	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
368	{
369	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
370	}
371	else
372	{
373	this.CURRENT_TOP_ADDR -= (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
374	}
375	break;
376	case Keys.Down:
377	this.CURRENT_TOP_ADDR += (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
378	break;
379	case Keys.PageUp:
380	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
381	{
382	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
383	}
384	else
385	{
386	this.CURRENT_TOP_ADDR -= (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
387	}
388	break;
389	case Keys.PageDown:
390	this.CURRENT_TOP_ADDR += (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
391	break;
392	default:
393	//NonHandledKeysAreBeingPressed = true;
394	break;
395	}
396	}
397	if (this.CURRENT_TOP_ADDR < MemoryStart) this.CURRENT_TOP_ADDR = MemoryStart;
398	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
399	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = (int)(MemorySize - max_ram_view);
400
401	//this.UpdateEnabled = reenable;
402	}
403
404	private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
405	private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
406	private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
407
408	private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }
409
410	private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
411	{
412	ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
413	if (WheelDelta < 0)
414	{
415	//// negative: scroll down
416	//// SmallDecrement -or- LargeDecrement
417	//if (WheelDelta <= small_scroll_change)
418	//{
419	// args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
420	//}
421	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
422	//{
423	// args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
424	//}
425	args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
426	}
427	else
428	{
429	//// positive: scroll up
430	//// SmallIncrement -or- LargeIncrement
431	//if (WheelDelta <= small_scroll_change)
432	//{
433	// args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
434	//}
435	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
436	//{
437	// args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
438	//}
439	args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
440	}
441	return args;
442	}
443
444	void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
445	void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
446
447
448	private void Handle_Scroll(object sender, ScrollEventArgs e)
449	{
450	//isScrolling = true;
451	//bool reenable = false;
452	//if (this.UpdateEnabled) reenable = true;
453	//this.UpdateEnabled = false;
454
455	this.UpdateMaxRamView();
456	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
457	//uint size = MemorySize;
458	if (e.Type == ScrollEventType.EndScroll) return;
459
460	switch (e.Type)
461	{
462	case ScrollEventType.SmallDecrement:
463	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
464	{
465	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
466	}
467	else
468	{
469	this.CURRENT_TOP_ADDR -= (small_scroll_change);
470	}
471	break;
472	case ScrollEventType.SmallIncrement:
473	this.CURRENT_TOP_ADDR += (small_scroll_change);
474	break;
475
476	case ScrollEventType.LargeDecrement:
477	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
478	{
479	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
480	}
481	else
482	{
483	this.CURRENT_TOP_ADDR -= (large_scroll_change);
484	}
485	break;
486	case ScrollEventType.LargeIncrement:
487	this.CURRENT_TOP_ADDR += (large_scroll_change);
488	break;
489	case ScrollEventType.ThumbPosition:
490	//this.CURRENT_TOP_ADDR = (uint)e.NewValue;
491	//break;
492	default:
493	this.CURRENT_TOP_ADDR = (int)(e.NewValue & 0xFFFFFFF0);
494	break;
495	}
496	if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
497	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
498	//if (this.CURRENT_TOP_ADDR < 0 \|\| this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
499	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = (int)(MemorySize - max_ram_view);
500	//this.UpdateEnabled = reenable;
501	//isScrolling = false;
502	}
503
504	}
505	}