From d505a4af5a1875145bc8a36ef3a605ae6a0d1661 Mon Sep 17 00:00:00 2001
From: "kevin.larke" <kevin@larke.org>
Date: Thu, 9 Apr 2020 21:07:45 -0400
Subject: [PATCH] cwEuCon.h/cpp : Added initial interface for communicating
 with an an application or UI.

---
 cwEuCon.cpp | 24 ++++++++++++++++++++++++
 cwEuCon.h   | 41 ++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 64 insertions(+), 1 deletion(-)

diff --git a/cwEuCon.cpp b/cwEuCon.cpp
index f049ef0..4750dcb 100644
--- a/cwEuCon.cpp
+++ b/cwEuCon.cpp
@@ -714,6 +714,30 @@ cw::rc_t cw::eucon::exec( handle_t h, unsigned sockTimeOutMs )
   
 }
 
+bool  cw::eucon::areMsgsWaiting( handle_t h )
+{
+  eucon_t* p = _handleToPtr(h);
+}
+        
+cw::rc_t  cw::eucon::getMsgs( handle_t h, msgCallback_t cbFunc, void* cbArg )
+{
+  rc_t     rc = kOkRC;
+  eucon_t* p  = _handleToPtr(h);
+
+  return rc;
+}
+
+
+cw::rc_t cw::eucon::sendCtlMsg( handle_t h, unsigned ctlTId, unsigned channel, unsigned ivalue, float fvalue )
+{
+  rc_t     rc = kOkRC;
+  eucon_t* p  = _handleToPtr(h);
+  
+  return rc;
+}
+    
+
+
 
 namespace cw
 {
diff --git a/cwEuCon.h b/cwEuCon.h
index 8d93bac..6ffde46 100644
--- a/cwEuCon.h
+++ b/cwEuCon.h
@@ -13,7 +13,7 @@ namespace cw
     };
       
     typedef handle<struct eucon_str> handle_t;
-
+    
     typedef struct args_str
     {
       unsigned           recvBufByteN;   // Socket receive buffer size
@@ -25,9 +25,48 @@ namespace cw
       unsigned           maxFaderBankN;  // maximum number of fader banks to support
     } args_t;
 
+    // Create the EuCon simulation manager.
     rc_t create(  handle_t& hRef, const args_t& a );
+
+    // Destroy the EuCon simulation manager.
     rc_t destroy( handle_t& hRef );
+
+    // Update the manager. This function polls the network socket
+    // for incoming information from the FaderBankArray.
     rc_t exec(   handle_t h, unsigned sockTimeOutMs );
+
+    // Are messages waiting 
+    bool  areMsgsWaiting( handle_t h );
+
+    enum
+    {
+     kFaderValueTId,
+     kMuteValueTId,
+     kTouchValueTId
+    };
+    
+    typedef struct msg_str
+    {
+      unsigned msgTId;
+      unsigned channel;
+      union
+      {
+        int   ivalue;
+        float fvalue;
+      } u;
+      
+    } msg_t;
+    
+    typedef void (*msgCallback_t)( void* cbArg, const msg_t* msg );
+    
+    // Switches the internal double buffer and calls back with the parsed messages.
+    rc_t  getMsgs( handle_t h, msgCallback_t cbFunc, void* cbArg );
+
+
+    // Send a message to a physical control
+    rc_t sendCtlMsg( handle_t h, unsigned ctlTId, unsigned channel, unsigned ivalue, float fvalue );
+    
+    
     rc_t test();
   }
 }