修改内存共享逻辑

README.md

@@ -96,8 +96,8 @@
 1. **【--server】** 服务器ip  **192.168.1.18**
 2. **【--service】** 服务端口 **1802**
 3. **【--share-key】** 自定数据共享 **cmonitor/share**
-4. **【--share-len】** 数量 **10**，默认10项位置，0保留，1键盘、2壁纸、3锁屏，4 SendSAS，0项保留自用不可动
+4. **【--share-len】** 数量 **10**，默认10项位置，0保留，1键盘、2壁纸、3锁屏，4 SendSAS
-4. **【--share-item-len】** 每项数据长度 **1024**，klen+key+vlen+value
+4. **【--share-item-len】** 每项数据长度 **1024**，state(1)+klen(4)+key(klen)+vlen(4)+value(vallen)
 
 ###### 服务端
 1. **【--web】** 管理UI端口 **1800**

cmonitor.libs/ShareMemory.cs

@@ -1,10 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.IO.MemoryMappedFiles;
-using System.Linq;
-using System.Reflection;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
@@ -17,6 +13,8 @@ namespace cmonitor.libs
     /// </summary>
     public sealed class ShareMemory
     {
+        private const int shareMemoryStateSize = 1;
+
         private string key;
         private int length;
         private int itemSize;
@@ -133,26 +131,26 @@ namespace cmonitor.libs
         {
             if (accessorGlobal != null && accessorLocal != null)
             {
-                //检查更新状态
-                if (ReadState(accessorGlobal, 0, ShareMemoryState.Updated) == false)
-                {
-                    return;
-                }
-                WriteState(accessorGlobal, 0, ShareMemoryState.Updated, false);
                 lock (lockObj)
                 {
                     accessorGlobal.ReadArray(0, gloablBytes, 0, gloablBytes.Length);
                     accessorLocal.WriteArray(0, gloablBytes, 0, itemSize);
-                    for (int i = 1; i < length; i++)
+                    for (int index = 0; index < length; index++)
                     {
-                        int index = i * itemSize;
+                        //检查更新状态
-                        int keyLen = BitConverter.ToInt32(gloablBytes, index);
+                        if (ReadState(accessorGlobal, index, ShareMemoryState.Updated) == false)
+                        {
+                            continue;
+                        }
+
+                        int _index = index * itemSize;
+                        int keyLen = BitConverter.ToInt32(gloablBytes, _index + shareMemoryStateSize);
                         if (keyLen > 0)
                         {
-                            accessorLocal.WriteArray(index, gloablBytes, index, itemSize);
+                            accessorLocal.WriteArray(_index, gloablBytes, _index, itemSize);
                         }
+                        WriteState(accessorGlobal, index, ShareMemoryState.Updated, false);
                     }
-                    WriteState(accessorLocal, 0, ShareMemoryState.Updated, true);
                 }
             }
 
@@ -164,37 +162,40 @@ namespace cmonitor.libs
             if (accessorLocal == null) return dic;
             try
             {
-                updated = ReadState(accessorLocal, 0, ShareMemoryState.Updated);
-                if (updated == false)
-                {
-                    return dic;
-                }
                 lock (lockObj)
                 {
-                    WriteState(accessorLocal, 0, ShareMemoryState.Updated, false);
-
                     accessorLocal.ReadArray(0, bytes, 0, bytes.Length);
-
+                    for (int index = 0; index < length; index++)
-                    for (int i = 1; i < length; i++)
                     {
-                        int index = i * itemSize;
+                        //state
-                        int keyLen = BitConverter.ToInt32(bytes, index);
+                        bool _updated = ReadState(accessorLocal, index, ShareMemoryState.Updated);
-                        index += 4;
+                        if (_updated == false) continue;
-                        if (keyLen > 0)
+                        WriteState(accessorLocal, index, ShareMemoryState.Updated, false);
-                        {
+                        updated |= _updated;
-                            string key = Encoding.UTF8.GetString(bytes, index, keyLen);
-                            index += keyLen;
 
+                        //key length
+                        int _index = index * itemSize + shareMemoryStateSize;
+                        int keyLen = BitConverter.ToInt32(bytes, _index);
+                        _index += 4;
+                        if (keyLen > 0 && keyLen + 8 + shareMemoryStateSize < itemSize)
+                        {
+                            //key
+                            string key = Encoding.UTF8.GetString(bytes, _index, keyLen);
+                            _index += keyLen;
+
+                            //val length
                             string val = string.Empty;
-                            int valLen = BitConverter.ToInt32(bytes, index);
+                            int valLen = BitConverter.ToInt32(bytes, _index);
-                            index += 4;
+                            _index += 4;
-                            if (keyLen + 8 + valLen <= itemSize)
+                            //value
+                            if (keyLen + 8 + shareMemoryStateSize + valLen <= itemSize)
                             {
-                                val = Encoding.UTF8.GetString(bytes, index, valLen);
+                                val = Encoding.UTF8.GetString(bytes, _index, valLen);
                             }
+
                             dic[key] = new ShareItemInfo
                             {
-                                Index = i,
+                                Index = index,
                                 Value = val
                             };
                         }
@@ -212,7 +213,7 @@ namespace cmonitor.libs
             MemoryMappedViewAccessor accessor = accessorLocal ?? accessorGlobal;
             if (accessor == null) return string.Empty;
 
-            index *= itemSize;
+            index = index * itemSize + shareMemoryStateSize;
 
             accessor.Read(index, out int keylen);
             index += 4 + keylen;
@@ -220,7 +221,7 @@ namespace cmonitor.libs
 
             accessor.Read(index, out int vallen);
             index += 4;
-            if (vallen == 0 || keylen + 8 + vallen > itemSize) return string.Empty;
+            if (vallen == 0 || keylen + 8 + shareMemoryStateSize + vallen > itemSize) return string.Empty;
 
             byte[] bytes = new byte[vallen];
             accessor.ReadArray(index, bytes, 0, bytes.Length);
@@ -228,28 +229,28 @@ namespace cmonitor.libs
             return Encoding.UTF8.GetString(bytes);
         }
 
-        public void Update(int index, string key, string value)
+        public bool Update(int index, string key, string value)
         {
             if (string.IsNullOrWhiteSpace(key))
             {
-                Update(index,Array.Empty<byte>(), Encoding.UTF8.GetBytes(value));
+                return Update(index, Array.Empty<byte>(), Encoding.UTF8.GetBytes(value));
             }
             else
             {
-                Update(index, Encoding.UTF8.GetBytes(key), Encoding.UTF8.GetBytes(value));
+                return Update(index, Encoding.UTF8.GetBytes(key), Encoding.UTF8.GetBytes(value));
             }
         }
-        public void Update(int index, byte[] key, byte[] value)
+        public bool Update(int index, byte[] key, byte[] value)
         {
             try
             {
-                if (accessorLocal == null && accessorGlobal == null) return;
+                if (accessorLocal == null && accessorGlobal == null) return false;
-                if (index == 0) return;
+                if (index == 0) return false;
-                if (key.Length + 8 + value.Length > itemSize) return;
+                if (key.Length + 8 + shareMemoryStateSize + value.Length > itemSize) return false;
 
                 lock (lockObj)
                 {
-                    int valIndex = index * itemSize;
+                    int valIndex = index * itemSize + shareMemoryStateSize;
                     int startIndex = valIndex;
                     int keylen = key.Length;
                     int vallen = value.Length;
@@ -293,17 +294,19 @@ namespace cmonitor.libs
                     }
                 }
                 WriteUpdated(index, true);
+                return true;
             }
             catch (Exception)
             {
             }
+            return false;
         }
 
         private bool ReadState(MemoryMappedViewAccessor accessor, int index, ShareMemoryState state)
         {
             if (accessor == null) return false;
 
-            ShareMemoryState stateByte = (ShareMemoryState)accessor.ReadByte(index);
+            ShareMemoryState stateByte = (ShareMemoryState)accessor.ReadByte(index * itemSize);
             return (stateByte & state) == state;
         }
         public bool ReadUpdated(int index)
@@ -334,7 +337,7 @@ namespace cmonitor.libs
         private void WriteState(MemoryMappedViewAccessor accessor, int index, ShareMemoryState state, bool value)
         {
             if (accessor == null) return;
-            byte stateValue = accessor.ReadByte(index);
+            byte stateValue = accessor.ReadByte(index * itemSize);
             byte stateByte = (byte)state;
             if (value)
             {
@@ -344,14 +347,12 @@ namespace cmonitor.libs
             {
                 stateValue &= (byte)(~stateByte);
             }
-            accessor.Write(index, stateValue);
+            accessor.Write(index * itemSize, stateValue);
         }
         public void WriteUpdated(int index, bool updated = true)
         {
             WriteState(accessorLocal, index, ShareMemoryState.Updated, updated);
             WriteState(accessorGlobal, index, ShareMemoryState.Updated, updated);
-            WriteState(accessorLocal, 0, ShareMemoryState.Updated, updated);
-            WriteState(accessorGlobal, 0, ShareMemoryState.Updated, updated);
         }
         public void WriteClosed(int index, bool closed = true)
         {
@@ -375,11 +376,21 @@ namespace cmonitor.libs
         }
     }
 
+    public struct ShareMemoryStruct
+    {
+        public ShareMemoryState State;
+        public int KeyLength;
+        public byte[] Key;
+        public int ValueLength;
+        public byte[] Value;
+    };
+
     public enum ShareMemoryState : byte
     {
         Updated = 0b0000_0001,
         Closed = 0b0000_0010,
         Running = 0b0000_0100,
+        All = 0b1111_1111
     }
 
     public sealed partial class ShareItemInfo

cmonitor.sas.service/CmonitorSasService.cs

@@ -19,7 +19,7 @@ namespace cmonitor.sas.service
 
         string shareMkey = "cmonitor/share";
         int shareMLength = 10;
-        int shareItemMLength = 255;
+        int shareItemMLength = 1024;
         int shareIndex = 4;
         string mainArgs = string.Empty;
         string mainExeName = "cmonitor";
@@ -105,7 +105,7 @@ namespace cmonitor.sas.service
       
         private void WriteAllCloseState(bool state)
         {
-            for (int i = 0; i <= 255; i++)
+            for (int i = 0; i < shareMLength; i++)
             {
                 shareMemory.WriteClosed(i, state);
             }

cmonitor.web/src/views/Head.vue

@@ -61,8 +61,8 @@ export default {
             }).catch(() => { });
         }
         const handleConnect = () => {
-            //initWebsocket(`ws://192.168.1.18:1801`);
+            initWebsocket(`ws://192.168.1.18:1801`);
-            initWebsocket(`ws://${state.api}`);
+            //initWebsocket(`ws://${state.api}`);
             localStorage.setItem('api', state.api);
         }
         const handleUsername = () => {

cmonitor.web/src/views/device/plugins/screen/index.js

@@ -236,6 +236,7 @@ export default {
         if (this.globalData.value.reportNames.indexOf(name) == -1) return;
         let item = this.globalData.value.devices.filter(c => c.MachineName == name)[0];
         if (item) {
+            item.lastUpdated = Date.now();
             item.Screen.fps.temp++;
             if (typeof res.Img == 'string') {
                 this.imgOnload(`data:image/jpg;base64,${res.Img}`).then((img) => {
@@ -253,6 +254,7 @@ export default {
         if (this.globalData.value.reportNames.indexOf(name) == -1) return;
         let item = this.globalData.value.devices.filter(c => c.MachineName == name)[0];
         if (item) {
+            item.lastUpdated = Date.now();
             item.Screen.fps.temp++;
             res.Img.arrayBuffer().then((arrayBuffer) => {
                 const dataView = new DataView(arrayBuffer);
@@ -285,6 +287,7 @@ export default {
         if (this.globalData.value.reportNames.indexOf(name) == -1) return;
         let item = this.globalData.value.devices.filter(c => c.MachineName == name)[0];
         if (item) {
+            item.lastUpdated = Date.now();
             item.Screen.rectangles = res.Rectangles || [];
         }
     },
@@ -294,56 +297,68 @@ export default {
         subNotifyMsg('/notify/report/screen/rectangles', (res, param) => this.handleScreenRectangles(res, param));
     },
 
+
+    getCtx(item) {
+        if (!item.canvas) {
+            item.canvas = document.getElementById(`canvas-${item.MachineName}`);
+            if (item.canvas) {
+                try {
+                    item.ctx = item.canvas.getContext('2d')
+                } catch (e) {
+                    item.canvas = null;
+                }
+                if (!item.infoCanvas) {
+                    item.infoCanvas = document.createElement('canvas');
+                    item.infoCanvas.width = item.canvas.width;
+                    item.infoCanvas.height = item.canvas.height;
+                    item.infoCtx = item.infoCanvas.getContext('2d');
+                }
+            }
+        }
+
+    },
+    drawRegionImgs(item) {
+        const regions = item.Screen.regionImgs;
+        for (let i = 0; i < regions.length; i++) {
+            const { x, y, w, h } = regions[i].param;
+            item.infoCtx.drawImage(regions[i], 0, 0, regions[i].width, regions[i].height, x, y, w, h);
+        }
+    },
+    drawInfo(item) {
+        this.drawRegionImgs(item);
+        for (let j in item) {
+            try {
+                if (item[j] && item[j].draw) {
+                    item[j].draw(item.infoCanvas, item.infoCtx);
+                }
+            } catch (e) {
+                console.log(e);
+            }
+        }
+    },
     draw() {
         const devices = this.globalData.value.devices.filter(c => this.globalData.value.reportNames.indexOf(c.MachineName) >= 0);
 
         for (let i = 0; i < devices.length; i++) {
             const item = devices[i];
+
+            this.getCtx(item);
             if (!item.canvas) {
-                item.canvas = document.getElementById(`canvas-${item.MachineName}`);
+                continue;
-                if (item.canvas) {
-                    try {
-                        item.ctx = item.canvas.getContext('2d')
-                    } catch (e) {
-                        item.canvas = null;
-                    }
-                }
             }
-            if (!item.canvas) continue;
 
-            if (!item.infoCanvas) {
+            if (item.lastUpdated == item.lastUpdatedOld) {
-                item.infoCanvas = document.createElement('canvas');
+                continue;
-                item.infoCanvas.width = item.canvas.width;
-                item.infoCanvas.height = item.canvas.height;
-                item.infoCtx = item.infoCanvas.getContext('2d');
             }
-            if (item.ctx) {
+            item.lastUpdatedOld = item.lastUpdated;
-                item.infoCtx.clearRect(0, 0, item.infoCanvas.width, item.infoCanvas.height);
 
-                const img = item.Screen.fullImg;
+            const img = item.Screen.fullImg;
-                if (img) {
+            if (img) {
-                    //item.Screen.img = null;
+                item.ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, item.canvas.width, item.canvas.height);
-                    item.ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, item.canvas.width, item.canvas.height);
-                }
-
-                const regions = item.Screen.regionImgs;
-                for (let i = 0; i < regions.length; i++) {
-                    const { x, y, w, h } = regions[i].param;
-                    item.infoCtx.drawImage(regions[i], 0, 0, regions[i].width, regions[i].height, x, y, w, h);
-                }
-
-                for (let j in item) {
-                    try {
-                        if (item[j] && item[j].draw) {
-                            item[j].draw(item.infoCanvas, item.infoCtx);
-                        }
-                    } catch (e) {
-                        console.log(e);
-                    }
-                }
-
-                item.ctx.drawImage(item.infoCanvas, 0, 0, item.infoCanvas.width, item.infoCanvas.height, 0, 0, item.canvas.width, item.canvas.height);
             }
+            item.infoCtx.clearRect(0, 0, item.infoCanvas.width, item.infoCanvas.height);
+            this.drawInfo(item);
+            item.ctx.drawImage(item.infoCanvas, 0, 0, item.infoCanvas.width, item.infoCanvas.height, 0, 0, item.canvas.width, item.canvas.height);
         }
         requestAnimationFrame(() => {
             this.draw();
@@ -353,6 +368,7 @@ export default {
     fpsInterval() {
         this.globalData.value.devices.forEach(item => {
             item.Screen.fps.value = item.Screen.fps.temp;
+            item.lastUpdated = Date.now();
             item.Screen.fps.temp = 0;
         });
         setTimeout(() => {
@@ -423,6 +439,7 @@ export default {
     update(item, report) {
         if (!report.Screen) return;
 
+        item.lastUpdated = Date.now();
         item.Screen.lastInput = report.Screen.LT || 0;
         item.Screen.captureTime = report.Screen.CT || 0;
         item.Screen.width = report.Screen.W || 0;

cmonitor.web/src/views/device/plugins/share/index.js

@@ -51,7 +51,6 @@ export default {
     update(item, report) {
         if (!report.Share) return;
 
-        console.log(report.Share);
         if (report.Share.UserName) {
             item.Share.UserName.Index = report.Share.UserName.Index;
             item.Share.UserName.Value = report.Share.UserName.Value;

cmonitor.web/src/views/device/plugins/system/index.js

@@ -85,6 +85,7 @@ export default {
         item.System.Memory = report.System.Memory;
         item.System.Disk = report.System.Disk;
         if (report.System.Drives) {
+            item.lastUpdated = Date.now();
             item.System.Drives = report.System.Drives || [];
         }
 

cmonitor/Program.cs

@@ -219,7 +219,7 @@ namespace cmonitor
                 config.ServicePort = int.Parse(dic["service"]);
                 config.ShareMemoryKey = dic["share-key"];
                 config.ShareMemoryLength = int.Parse(dic["share-len"]);
-                config.ShareMemoryItemLength = int.Parse(dic["share-item-len"]);
+                config.ShareMemoryItemSize = int.Parse(dic["share-item-len"]);
                 config.ReportDelay = int.Parse(dic["report-delay"]);
                 config.ScreenScale = float.Parse(dic["screen-scale"]);
                 config.ScreenDelay = int.Parse(dic["screen-delay"]);
@@ -297,12 +297,20 @@ namespace cmonitor
         public float ScreenScale { get; set; } = 0.2f;
         public int ScreenDelay { get; set; } = 30;
 
+        /// <summary>
+        /// 0项保留给各个功能的状态信息，每个一个字节为状态信息，看ShareMemoryState
+        /// </summary>
+        public string ShareMemoryKey { get; set; } = "cmonitor/share";
+        public int ShareMemoryLength { get; set; } = 10;
+        public int ShareMemoryItemSize { get; set; } = 1024;
+
+
         [JsonIgnore]
         public bool SaveSetting { get; set; } = true;
         [JsonIgnore]
         public bool WakeUp { get; set; } = true;
         [JsonIgnore]
-        public bool VolumeMasterPeak { get; set; } = true;
+        public bool VolumeMasterPeak { get; set; } = false;
 
 
         [JsonIgnore]
@@ -311,16 +319,9 @@ namespace cmonitor
         public bool IsCLient { get; set; }
         [JsonIgnore]
         public bool IsServer { get; set; }
-
         [JsonIgnore]
         public bool Elevated { get; set; }
 
-        /// <summary>
-        /// 0项保留给各个功能的状态信息，每个一个字节为状态信息，看ShareMemoryState
-        /// </summary>
-        public string ShareMemoryKey { get; set; } = "cmonitor/share";
-        public int ShareMemoryLength { get; set; } = 10;
-        public int ShareMemoryItemLength { get; set; } = 1024;
 
         //键盘
         public const int ShareMemoryKeyBoardIndex = 1;
@@ -371,6 +372,7 @@ namespace cmonitor
              && ValidateReport(dic, out error)
              && ValidateElevated(dic, out error);
         }
+        
         static bool ValidateMode(Dictionary<string, string> dic)
         {
             //模式
@@ -380,6 +382,7 @@ namespace cmonitor
             }
             return true;
         }
+       
         static bool ValidateServer(Dictionary<string, string> dic, out string error)
         {
             error = string.Empty;
@@ -390,6 +393,7 @@ namespace cmonitor
             }
             return true;
         }
+        
         static bool ValidateName(Dictionary<string, string> dic, out string error)
         {
             error = string.Empty;
@@ -457,6 +461,7 @@ namespace cmonitor
             }
             return true;
         }
+       
         static bool ValidateReport(Dictionary<string, string> dic, out string error)
         {
             error = string.Empty;
@@ -477,7 +482,5 @@ namespace cmonitor
             return true;
         }
 
-
-
     }
 }

cmonitor/server/client/reports/llock/LLockReport.cs

@@ -53,7 +53,7 @@ namespace cmonitor.server.client.reports.llock
                 if (open)
                 {
                     CommandHelper.Windows(string.Empty, new string[] {
-                        $"start llock.win.exe {config.ShareMemoryKey} {config.ShareMemoryLength} {config.ShareMemoryItemLength} {Config.ShareMemoryLLockIndex}"
+                        $"start llock.win.exe {config.ShareMemoryKey} {config.ShareMemoryLength} {config.ShareMemoryItemSize} {Config.ShareMemoryLLockIndex}"
                     });
                 }
             });

cmonitor/server/client/reports/share/ShareReport.cs

@@ -34,7 +34,7 @@ namespace cmonitor.server.client.reports.share
         {
             if (OperatingSystem.IsWindows())
             {
-                shareMemory = new ShareMemory(config.ShareMemoryKey, config.ShareMemoryLength, config.ShareMemoryItemLength);
+                shareMemory = new ShareMemory(config.ShareMemoryKey, config.ShareMemoryLength, config.ShareMemoryItemSize);
                 shareMemory.InitLocal();
                 shareMemory.InitGlobal();
                 shareMemory.WriteRunning(0, true);

cmonitor/server/client/reports/wallpaper/WallpaperReport.cs

@@ -49,7 +49,7 @@ namespace cmonitor.server.client.reports.llock
                 if (open)
                 {
                     CommandHelper.Windows(string.Empty, new string[] {
-                        $"start wallpaper.win.exe \"{url}\" {config.ShareMemoryKey} {config.ShareMemoryLength} {config.ShareMemoryItemLength} {Config.ShareMemoryKeyBoardIndex} {Config.ShareMemoryWallpaperIndex}"
+                        $"start wallpaper.win.exe \"{url}\" {config.ShareMemoryKey} {config.ShareMemoryLength} {config.ShareMemoryItemSize} {Config.ShareMemoryKeyBoardIndex} {Config.ShareMemoryWallpaperIndex}"
                     });
                 }
             });