重新构建的批检仪主板程序

interface/codec.h

@@ -13,9 +13,16 @@ public:
     fullFrame = false;
   }
   virtual ~Codec() {}
-  virtual myarray encode(int srcAddr, int dstAddr, int cmd, myarray data) = 0;
-  virtual myarray decode(int &srcAddr, int &dstAddr, int &cmd, myarray data) = 0;
-  virtual myarray decode(int &srcAddr, int &dstAddr, int &cmd)
+  // 返回true,则是一个完整的帧
+//  virtual bool packCheck(myarray data){return false;}
+//  virtual bool recvByte(int byte){return false;}
+//  virtual myarray encode(int srcAddr, int dstAddr, int cmd, myarray data){return myarray();}
+//  virtual myarray decode(int &srcAddr, int &dstAddr, int &cmd, myarray data){return myarray();}
+  virtual bool packCheck(myarray data)=0;
+  virtual bool recvByte(int byte)=0;
+  virtual myarray encode(int srcAddr, int dstAddr, int cmd, myarray data)=0;
+  virtual myarray decode(int &srcAddr, int &dstAddr, int &cmd, myarray data)=0;
+  myarray decode(int &srcAddr, int &dstAddr, int &cmd)
   {
     if (fullFrame == true)
     {
@@ -24,11 +31,37 @@ public:
     }
     return myarray();
   }
-  virtual bool recvByte(int byte) = 0;
 
 protected:
   bool fullFrame;
   myarray data;
 };
 
+
+
+
+Codec *codecFind(const char *name);
+
+
+
+
+typedef struct{
+    const char *name;
+    Codec *(*codec_get_fun)();
+}codec_def;
+
+
+#define codec_export(name_,fun_) \
+  const static char __codec_##name_##_name[] __attribute__((section(".rodata.codecstr"))) = #name_; \
+  __attribute__((used)) static codec_def _codec_##name_ __attribute__((section("codecdef")))={\
+  .name=__codec_##name_##_name,\
+  .codec_get_fun=fun_,\
+}
+
+
+
+
+
+
+
 #endif // CODEC_H