Add vmm3a getRegister method

vmmTblApp/src/vmm3a.cpp

@@ -108,6 +108,29 @@ vmmStatus VMM3a::setRegister(std::string feature, int val, int ch) {
   return status;
 }
 
+vmmStatus VMM3a::getRegister(std::string feature, int val, unsigned short& result) {
+  vmmStatus status = vmmSuccess;
+  if(vmm3aSettings->globalRegisters.find(feature)!=vmm3aSettings->globalRegisters.end())
+    result = vmm3aSettings->globalRegisters.at(feature);
+  else
+    status = vmmParamNotFound;
+  return status;
+}
+
+vmmStatus VMM3a::getRegister(std::string feature, int val, int ch, unsigned short& result) {
+  vmmStatus status = vmmSuccess;
+  if (ch >= 0 && ch < 64) {
+    auto it = vmm3aSettings->channels[ch].find(feature);
+    if (it != vmm3aSettings->channels[ch].end())
+      result = it->second;
+    else
+      status = vmmParamNotFound;
+  }
+  else status = vmmChannelOutRange;
+  
+  return status;
+}
+
 vmmStatus VMM3a::updateRegisterMap(std::string feature, int value) {
   vmmStatus status = vmmSuccess;
   auto it = vmm3aSettings->globalRegisters.find(feature);

vmmTblApp/src/vmm3a.h

@@ -23,6 +23,8 @@ public:
   const VMM3aSettings& getVMM3aSettings() const;
   vmmStatus setRegister(std::string feature, int val);
   vmmStatus setRegister(std::string feature, int val, int ch);
+  vmmStatus getRegister(std::string feature, int val, unsigned short& result);
+  vmmStatus getRegister(std::string feature, int val, int ch, unsigned short& result);
   vmmStatus getInfo(const std::string& feature, std::string& result);
   vmmStatus setInfo(const std::string& feature, const std::string& value);