From cb8365a897be888e4e37f2173dc81f38877d6200 Mon Sep 17 00:00:00 2001
From: Mario Fink <knif.oiram@gmail.com>
Date: Mon, 8 Feb 2021 17:21:37 +0100
Subject: [PATCH] implement imcdatatype

---
 lib/imc_block.hpp    |   8 ++-
 lib/imc_datatype.hpp | 156 +++++++++++++++++++++++++++++++++++++++++++
 lib/imc_raw.hpp      |   1 +
 src/main.cpp         |   1 +
 4 files changed, 165 insertions(+), 1 deletion(-)
 create mode 100644 lib/imc_datatype.hpp

diff --git a/lib/imc_block.hpp b/lib/imc_block.hpp
index 8d43fc0..fa70261 100644
--- a/lib/imc_block.hpp
+++ b/lib/imc_block.hpp
@@ -133,7 +133,13 @@ namespace imc
     unsigned long int& get_begin() { return begin_; }
     unsigned long int& get_end() { return end_; }
 
-    // get parameter
+    // get list of parameters
+    std::vector<parameter>& get_parameters()
+    {
+      return parameters_;
+    }
+
+    // get data of single parameter
     std::vector<unsigned char> extract_parameter(parameter& param)
     {
       // check parameter w.r.t. to block
diff --git a/lib/imc_datatype.hpp b/lib/imc_datatype.hpp
new file mode 100644
index 0000000..9c932dd
--- /dev/null
+++ b/lib/imc_datatype.hpp
@@ -0,0 +1,156 @@
+//---------------------------------------------------------------------------//
+
+#ifndef IMCDATATYPE
+#define IMCDATATYPE
+
+//---------------------------------------------------------------------------//
+
+namespace imc
+{
+  // map datatype to machine's datatypes
+  typedef unsigned char imc_Ubyte;
+  typedef signed char imc_Sbyte;
+  typedef unsigned short imc_Ushort;
+  typedef signed short imc_Sshort;
+  typedef unsigned long int imc_Ulongint;
+  typedef signed long int imc_Slongint;
+  typedef float imc_float;
+  typedef double imc_double;
+
+  class imcdatatype
+  {
+  protected:
+    imc_Ubyte ubyte_;     // 0
+    imc_Sbyte sbyte_;     // 1
+    imc_Ushort ushort_;   // 2
+    imc_Sshort sshort_;   // 3
+    imc_Ulongint ulint_;  // 4
+    imc_Slongint slint_;  // 5
+    imc_float sfloat_;    // 6
+    imc_double sdouble_;  // 7
+    short int dtidx_;     // \in \{0,...,7\}
+  public:
+    imcdatatype(): ubyte_(0), sbyte_(0),
+                   ushort_(0), sshort_(0),
+                   ulint_(0.0), slint_(0.0),
+                   sfloat_(0.0), sdouble_(0.0),
+                   dtidx_(0) { };
+    // every supported datatype gets its own constructor
+    imcdatatype(imc_Ubyte num): ubyte_(num), dtidx_(0) {};
+    imcdatatype(imc_Sbyte num): sbyte_(num), dtidx_(1) {};
+    imcdatatype(imc_Ushort num): ushort_(num), dtidx_(2) {};
+    imcdatatype(imc_Sshort num): sshort_(num), dtidx_(3) {};
+    imcdatatype(imc_Ulongint num): ulint_(num), dtidx_(4) {};
+    imcdatatype(imc_Slongint num): slint_(num), dtidx_(5) {};
+    imcdatatype(imc_float num): sfloat_(num), dtidx_(6) {};
+    imcdatatype(imc_double num): sdouble_(num), dtidx_(7) {};
+
+    // identify type
+    short int& dtype() { return dtidx_; }
+
+    // overall assignment operator
+    imcdatatype& operator=(const imcdatatype &num)
+    {
+      if ( this != &num )
+      {
+        this->ubyte_ = num.ubyte_;
+        this->sbyte_ = num.sbyte_;
+        this->ushort_ = num.ushort_;
+        this->sshort_ = num.sshort_;
+        this->ulint_ = num.ulint_;
+        this->slint_ = num.slint_;
+        this->sfloat_ = num.sfloat_;
+        this->sdouble_ = num.sdouble_;
+        this->dtidx_ = num.dtidx_;
+      }
+
+  		return *this;
+    }
+
+    // implement assignment operator for individual datatypes
+    imcdatatype& operator=(const imc_Ubyte &num)
+    {
+      this->ubyte_ = num;
+      this->dtidx_ = 0;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_Sbyte &num)
+    {
+      this->sbyte_ = num;
+      this->dtidx_ = 1;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_Ushort &num)
+    {
+      this->ushort_ = num;
+      this->dtidx_ = 2;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_Sshort &num)
+    {
+      this->sshort_ = num;
+      this->dtidx_ = 3;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_Ulongint &num)
+    {
+      this->ulint_ = num;
+      this->dtidx_ = 4;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_Slongint &num)
+    {
+      this->slint_ = num;
+      this->dtidx_ = 5;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_float &num)
+    {
+      this->sfloat_ = num;
+      this->dtidx_ = 6;
+      return *this;
+    }
+    imcdatatype& operator=(const imc_double &num)
+    {
+      this->sdouble_ = num;
+      this->dtidx_ = 7;
+      return *this;
+    }
+
+    // obtain number as double
+    double as_double()
+    {
+      double num = 0.0;
+      if ( dtidx_ == 0 ) num = (double)ubyte_;
+      else if ( dtidx_ == 1 ) num = (double)sbyte_;
+      else if ( dtidx_ == 2 ) num = (double)ushort_;
+      else if ( dtidx_ == 3 ) num = (double)sshort_;
+      else if ( dtidx_ == 4 ) num = (double)ulint_;
+      else if ( dtidx_ == 5 ) num = (double)slint_;
+      else if ( dtidx_ == 6 ) num = (double)sfloat_;
+      else if ( dtidx_ == 7 ) num = (double)sdouble_;
+      return num;
+    }
+
+    // define custom stream operator to print the correct type
+    friend std::ostream& operator<<(std::ostream& out, const imcdatatype& num)
+    {
+      if ( num.dtidx_ == 0 ) out<<num.ubyte_;
+      else if ( num.dtidx_ == 1 ) out<<num.sbyte_;
+      else if ( num.dtidx_ == 2 ) out<<num.ushort_;
+      else if ( num.dtidx_ == 3 ) out<<num.sshort_;
+      else if ( num.dtidx_ == 4 ) out<<num.ulint_;
+      else if ( num.dtidx_ == 5 ) out<<num.slint_;
+      else if ( num.dtidx_ == 5 ) out<<num.sfloat_;
+      else if ( num.dtidx_ == 6 ) out<<num.sdouble_;
+      return out;
+    }
+
+  };
+
+
+}
+
+#endif
+
+//---------------------------------------------------------------------------//
diff --git a/lib/imc_raw.hpp b/lib/imc_raw.hpp
index 7aebb77..9ca0c9d 100644
--- a/lib/imc_raw.hpp
+++ b/lib/imc_raw.hpp
@@ -9,6 +9,7 @@
 #include "hexshow.hpp"
 #include "imc_key.hpp"
 #include "imc_block.hpp"
+#include "imc_datatype.hpp"
 
 //---------------------------------------------------------------------------//
 
diff --git a/src/main.cpp b/src/main.cpp
index 0465582..e950f88 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -175,6 +175,7 @@ int main(int argc, char* argv[])
     {
       std::cout<<blk.get_key().get_info()<<"\n";
       std::cout<<blk.get_info()<<"\n";
+      // for ( auto prm: blk.get_parameters() ) std::cout<<prm.get_info()<<"\n";
     }
   }