Added CE_Throughput_Test

ericps1 · Feb 4, 2016 · d9599e5 · d9599e5
1 parent 76f5c49
commit d9599e5
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Showing 4 changed files with 50 additions and 3 deletions.
diff --git a/cognitive_engines/CE_Throughput_Test.cpp b/cognitive_engines/CE_Throughput_Test.cpp
@@ -0,0 +1,27 @@
+#include "CE_Throughput_Test.hpp"
+#include "ECR.hpp"
+#include <stdio.h>
+#include <timer.h>
+#include <sys/time.h>
+#include "CE_Throughput_Test.hpp"
+
+// constructor
+CE_Throughput_Test::CE_Throughput_Test() {
+  first_execution = 1;
+}
+
+// destructor
+CE_Throughput_Test::~CE_Throughput_Test() {}
+
+// execute function
+void CE_Throughput_Test::execute(ExtensibleCognitiveRadio *ECR) {
+
+  if (first_execution) {
+    // Print the estimated network throughput (assuming perfect reception).
+	  // The 256/288 factor is to account for the header added by the TUN interface.
+    float phy_data_rate = ECR->get_tx_data_rate();
+	  printf("Estimated network throughput: %e\n", (256.0/288.0)*phy_data_rate);
+	  ECR->set_ce_timeout_ms(200.0);
+	  first_execution = 0; 
+  }
+}
diff --git a/cognitive_engines/CE_Throughput_Test.hpp b/cognitive_engines/CE_Throughput_Test.hpp
@@ -0,0 +1,17 @@
+#ifndef _CE_THROUGHPUT_TEST_
+#define _CE_THROUGHPUT_TEST_
+
+#include "CE.hpp"
+#include <sys/time.h>
+
+class CE_Throughput_Test : public Cognitive_Engine {
+
+private:
+  int first_execution;
+public:
+  CE_Throughput_Test();
+  ~CE_Throughput_Test();
+  virtual void execute(ExtensibleCognitiveRadio *ECR);
+};
+
+#endif
diff --git a/scenarios/FEC_Adaptation.cfg b/scenarios/FEC_Adaptation.cfg
@@ -38,7 +38,8 @@ node1 : {
   // initial liquid OFDM settings
   duplex = "FDD";
   tx_gain_soft = -12.0;
-  tx_modulation = "qpsk" tx_crc = "crc32";
+  tx_modulation = "qpsk";
+  tx_crc = "crc32";
   tx_fec0 = "h128";
   tx_fec1 = "none";
 };
@@ -79,7 +80,8 @@ node2 : {
   // initial liquid OFDM settings
   duplex = "FDD";
   tx_gain_soft = -12.0;
-  tx_modulation = "qpsk" tx_crc = "crc32";
+  tx_modulation = "qpsk";
+  tx_crc = "crc32";
   tx_fec0 = "h128";
   tx_fec1 = "none";
 };

diff --git a/scenarios/Scenario_Template.cfg b/scenarios/Scenario_Template.cfg
@@ -115,7 +115,8 @@ node1 : {
   // - The tx_taper_len and rx_taper_len specify how many samples of
   //   the cyclic prefix are windowed (to improve spectral properties).
   tx_gain_soft = -12.0;
-  tx_modulation = "bpsk" tx_crc = "crc32";
+  tx_modulation = "bpsk";
+  tx_crc = "crc32";
   tx_fec0 = "v27";
   tx_fec1 = "none";
   tx_cp_len = 16;