diff --git a/owlps-positioning/Makefile b/owlps-positioning/Makefile
index 58cdd0c..81c7845 100644
--- a/owlps-positioning/Makefile
+++ b/owlps-positioning/Makefile
@@ -35,7 +35,8 @@ TARGET = owlps-positioning
 OBJ =	posutil.o stock.o timestamp.o point3d.o referencepoint.o \
 	waypoint.o building.o area.o wifidevice.o accesspoint.o \
 	mobile.o measurement.o calibrationmeasurement.o request.o \
-	inputcsv.o configuration.o userinterface.o
+	inputcsv.o configuration.o userinterface.o input.o
+OBJ_NOTEST = posexcept.o
 
 all: $(TARGET)
 
@@ -61,9 +62,10 @@ measurement.o: accesspoint.o
 calibrationmeasurement.o: measurement.o referencepoint.o
 request.o: timestamp.o measurement.o
 inputcsv.o: inputmedium.hh request.o stock.o
+input.o: posexcept.o
 
 # Specific targets
-$(TARGET): $(OBJ)
+$(TARGET): $(OBJ) $(OBJ_NOTEST)
 
 $(TEST_XX): $(OBJ:%.o=$(TEST_DIR)/%_test.hh)
 	$(TEST_DIR)/cxxtestgen.pl --error-printer \
@@ -78,7 +80,7 @@ $(TESTUTIL_OBJ): $(TESTUTIL_OBJ:.o=.cc) $(TESTUTIL_OBJ:.o=.hh)
 	$(GXX) $(GXXFLAGS) $(TESTSGXXFLAGS) -o $@ -c $<
 
 $(TEST_TARGET): $(TEST_OBJ) $(TESTUTIL_OBJ)
-	$(LD) $(LDFLAGS) -o $@ $^ $(OBJ)
+	$(LD) $(LDFLAGS) -o $@ $^ $(OBJ) $(OBJ_NOTEST)
 
 test: $(TEST_TARGET)
 	@$(TEST_TARGET)
@@ -108,8 +110,13 @@ style:
 	@$(STYLE) \
 		$(OBJ:.o=.hh) \
 		$(OBJ:.o=.cc) \
+		$(OBJ_NOTEST:.o=.hh) \
+		$(OBJ_NOTEST:.o=.cc) \
 		inputmedium.hh \
 		$(OBJ:%.o=$(TEST_DIR)/%_test.hh)
 
 check:
-	@$(CPPCHECK) $(OBJ:.o=.hh) $(OBJ:.o=.cc) inputmedium.hh
+	@$(CPPCHECK) \
+		$(OBJ:.o=.hh) $(OBJ:.o=.cc) \
+		$(OBJ_NOTEST:.o=.hh) $(OBJ_NOTEST:.o=.cc) \
+		inputmedium.hh
diff --git a/owlps-positioning/TODO b/owlps-positioning/TODO
index b4d4516..16ceec1 100644
--- a/owlps-positioning/TODO
+++ b/owlps-positioning/TODO
@@ -4,6 +4,9 @@
    utilisant les champs de direction.
    ° Lire la direction en tant qu'entier plutôt que float ?
 
+- Input
+   ° Finir le test unitaire.
+
 - Réorganisation du dépôt ?
    owlps-positioning/src
    owlps-positioning/include
diff --git a/owlps-positioning/input.cc b/owlps-positioning/input.cc
new file mode 100644
index 0000000..a74cb9c
--- /dev/null
+++ b/owlps-positioning/input.cc
@@ -0,0 +1,64 @@
+#include "input.hh"
+#include "inputcsv.hh"
+#include "request.hh"
+#include "configuration.hh"
+#include "posexcept.hh"
+
+using namespace std ;
+
+
+/* *** Constructors *** */
+
+
+Input::Input()
+{
+  medium = NULL ;
+  initialise_input_medium() ;
+}
+
+
+Input::~Input()
+{
+  delete medium ;
+}
+
+
+
+/* *** Operations *** */
+
+
+void Input::initialise_input_medium()
+{
+  if (! Configuration::is_configured("input.medium"))
+    throw no_input_medium() ;
+
+  const string &medium_name =
+    Configuration::get_string_value("input.medium") ;
+
+  if (medium_name == "CSV")
+    {
+      if (! Configuration::is_configured("input.csv-file"))
+        throw no_input_csv_file() ;
+      medium = new
+      InputCSV(Configuration::get_string_value("input.csv-file")) ;
+    }
+
+  else
+    throw input_medium_type_unknown(medium_name) ;
+}
+
+
+const Request& Input::get_next_request() const
+{
+  if (medium == NULL)
+    throw null_input_medium() ;
+  return medium->get_next_request() ;
+}
+
+
+bool Input::eof() const
+{
+  if (medium == NULL)
+    throw null_input_medium() ;
+  return medium->eof() ;
+}
diff --git a/owlps-positioning/input.hh b/owlps-positioning/input.hh
new file mode 100644
index 0000000..a43b77a
--- /dev/null
+++ b/owlps-positioning/input.hh
@@ -0,0 +1,29 @@
+#ifndef _OWLPS_POSITIONING_INPUT_HH_
+#define _OWLPS_POSITIONING_INPUT_HH_
+
+class InputMedium ;
+class Request ;
+
+#include <string>
+
+/// Handles the inputs
+class Input
+{
+protected:
+  InputMedium *medium ; ///< Input medium used
+
+  void initialise_input_medium(void) ;
+
+public:
+  Input(void) ;
+
+  ~Input(void) ;
+
+  /** @name Operations */
+  //@{
+  const Request& get_next_request(void) const ;
+  bool eof(void) const ;
+  //@}
+} ;
+
+#endif // _OWLPS_POSITIONING_INPUT_HH_
diff --git a/owlps-positioning/posexcept.cc b/owlps-positioning/posexcept.cc
new file mode 100644
index 0000000..5f59240
--- /dev/null
+++ b/owlps-positioning/posexcept.cc
@@ -0,0 +1,39 @@
+#include "posexcept.hh"
+
+using namespace std ;
+
+
+/**
+ * @param _medium_name The medium that is unknown
+ */
+input_medium_type_unknown::
+input_medium_type_unknown(const string &_medium_name) throw()
+{
+  medium_name = _medium_name ;
+}
+
+
+const char* input_medium_type_unknown::what() const throw()
+{
+  string message = "The specified input medium « "+ medium_name +
+                   " » is unknown!" ;
+  return message.c_str() ;
+}
+
+
+const char* no_input_medium::what() const throw()
+{
+  return "No input medium specified in configuration!" ;
+}
+
+
+const char* null_input_medium::what() const throw()
+{
+  return "The input medium is not initialised!" ;
+}
+
+
+const char* no_input_csv_file::what() const throw()
+{
+  return "No input CSV file specified in the configuration!" ;
+}
diff --git a/owlps-positioning/posexcept.hh b/owlps-positioning/posexcept.hh
new file mode 100644
index 0000000..3cd5dce
--- /dev/null
+++ b/owlps-positioning/posexcept.hh
@@ -0,0 +1,40 @@
+#ifndef _OWLPS_POSITIONING_POSEXCEPT_HH_
+#define _OWLPS_POSITIONING_POSEXCEPT_HH_
+
+#include <exception>
+#include <string>
+
+
+class input_medium_type_unknown: public std::exception
+{
+private:
+  std::string medium_name ;
+
+public:
+  input_medium_type_unknown(const std::string &_medium_name) throw() ;
+  ~input_medium_type_unknown(void) throw() {}
+  const char* what(void) const throw() ;
+} ;
+
+
+class no_input_medium: public std::exception
+{
+public:
+  const char* what() const throw() ;
+} ;
+
+
+class null_input_medium: public std::exception
+{
+public:
+  const char* what() const throw() ;
+} ;
+
+
+class no_input_csv_file: public std::exception
+{
+public:
+  const char* what() const throw() ;
+} ;
+
+#endif // _OWLPS_POSITIONING_POSEXCEPT_HH_
diff --git a/owlps-positioning/tests/input_test.hh b/owlps-positioning/tests/input_test.hh
new file mode 100644
index 0000000..c361b7e
--- /dev/null
+++ b/owlps-positioning/tests/input_test.hh
@@ -0,0 +1,16 @@
+#include <cxxtest/TestSuite.h>
+
+#include "input.hh"
+#include "posexcept.hh"
+
+class Input_test: public CxxTest::TestSuite
+{
+public:
+
+  void test_constructor(void)
+  {
+    // TODO: test with a mock Configuration?
+    TS_ASSERT_THROWS(Input input1, no_input_medium) ;
+  }
+
+} ;
diff --git a/owlps-positioning/userinterface.cc b/owlps-positioning/userinterface.cc
index 1ec4a68..c58bd33 100644
--- a/owlps-positioning/userinterface.cc
+++ b/owlps-positioning/userinterface.cc
@@ -68,9 +68,15 @@ void UserInterface::fill_cli_options()
 void UserInterface::fill_file_options()
 {
   file_options->add_options()
+  // Server options
   ("server.port,l", po::value<int>()
    ->default_value(DEFAULT_LISTENING_PORT),
    "Server listening port")
+  // Input options
+  ("input.medium,I", po::value<string>(),
+   "Medium from which requests are read")
+  ("input.csv-file,C", po::value<string>(),
+   "CSV file to use for input (when input.medium = CSV)")
   ;
 }