[Boost-commit] svn:boost r62917 - in sandbox/endian_ext/libs/integer: example test

Subject: [Boost-commit] svn:boost r62917 - in sandbox/endian_ext/libs/integer: example test
From: vicente.botet_at_[hidden]
Date: 2010-06-13 13:06:53

Author: viboes
Date: 2010-06-13 13:06:52 EDT (Sun, 13 Jun 2010)
New Revision: 62917
URL: http://svn.boost.org/trac/boost/changeset/62917

Log:
Added packet example using endian on user defined types as time_point or quantity
Added:
   sandbox/endian_ext/libs/integer/example/packet_example.cpp   (contents, props changed)
Text files modified: 
   sandbox/endian_ext/libs/integer/test/Jamfile.v2 |    14 +++++++++++++-                          
   1 files changed, 13 insertions(+), 1 deletions(-)

Added: sandbox/endian_ext/libs/integer/example/packet_example.cpp
==============================================================================
--- (empty file)
+++ sandbox/endian_ext/libs/integer/example/packet_example.cpp	2010-06-13 13:06:52 EDT (Sun, 13 Jun 2010)
@@ -0,0 +1,155 @@
+// packet_example.cpp  -------------------------------------------------------//
+
+//  (C) Copyright VicenteJ Botet Escriba 2010
+
+//  Distributed under the Boost Software License, Version 1.0.
+//  See http://www.boost.org/LICENSE_1_0.txt
+
+//  See library home page at http://www.boost.org/libs/endian
+
+//----------------------------------------------------------------------------//
+
+//~ #define _CRT_SECURE_NO_DEPRECATE  // quiet VC++ 8.0 foolishness
+
+//~ #include <iostream>
+//~ #include <cassert>
+//~ #include <cstdio>
+#include <boost/integer/endian_pack.hpp>
+#include <boost/chrono/chrono.hpp>
+#include <boost/units/quantity.hpp>
+#include <boost/units/systems/si/length.hpp>
+#include <boost/units/systems/si/plane_angle.hpp>
+
+using namespace boost::integer;
+using namespace boost::chrono;
+using namespace boost::endianness;
+using namespace boost::units;
+
+namespace bitfield {
+template <typename T, typename Tag, std::size_t Width>
+struct member {
+    static const std::size_t width=Width;
+};
+
+template <std::size_t Width>
+struct filler {
+    static const std::size_t width=Width;
+};
+
+template <typename T>
+struct width {
+    static const std::size_t value=T::width;
+};
+
+
+template<typename Storage, 
+    typename T1, 
+    typename T2=filler<0>, 
+    typename T3=filler<0>, 
+    typename T4=filler<0>, 
+    typename T5=filler<0> 
+>
+struct tuple {
+  char placeholder[
+    (
+        width<T1>::value + 
+        width<T2>::value + 
+        width<T3>::value + 
+        width<T4>::value + 
+        width<T5>::value + 
+        7
+    )/8];
+}; // bitfield
+
+}
+
+namespace internet {
+
+
+struct IpHeader {
+    struct version{};
+    struct header_length{};
+    struct precedence{};
+    struct low_delay{};
+    struct high_thruput{};
+    struct high_reliability{};
+    struct minimize_cost{};
+    struct dont_frag{};
+    struct more_frag{};
+    struct frag_offset{};
+        
+    /////////////////////////////
+    bitfield::tuple<ubig8_pt, 
+        bitfield::member<int, version, 4>, 
+        bitfield::member<unsigned int, header_length, 4>
+    > version_headerLength;
+        
+    bitfield::tuple<ubig8_pt, 
+        bitfield::member<unsigned int, precedence, 3>, 
+        bitfield::member<bool, low_delay, 1>, 
+        bitfield::member<bool, high_thruput, 1>, 
+        bitfield::member<bool, high_reliability, 1>, 
+        bitfield::member<bool, minimize_cost, 1>
+    > differentiated_services;
+        
+    ubig16_pt total_length;
+    /////////////////////////////
+    ubig16_pt identification;
+    bitfield::tuple<ubig16_pt, 
+        bitfield::filler<1>, 
+        bitfield::member<bool, dont_frag, 1>, 
+        bitfield::member<bool, more_frag, 1>, 
+        bitfield::member<int, frag_offset, 13> 
+    > flags_frag;
+    /////////////////////////////
+    ubig8_pt time_to_live;
+    ubig8_pt protocol;
+    ubig16_pt header_checksum;
+    /////////////////////////////
+    ubig32_pt source_address;
+    /////////////////////////////
+    ubig32_pt destination_address;
+}; // IpHeader
+
+struct UdpHeader {
+  ubig16_pt source_port;
+  ubig16_pt destination_port;
+  ubig16_pt length;
+  ubig16_pt checksum;
+}; // UdpHeader
+
+
+} // internet
+
+
+struct UserMessage {
+  endian_pack<little, time_point<system_clock, duration<int64_t, nanoseconds> > > 
+timestamp;
+  ulittle32_pt aircraft_id;
+  struct Position {
+     endian_pack<little, quantity<si::length, int> > x;
+     endian_pack<little, quantity<si::length, int> > y;
+     endian_pack<little, quantity<si::length, int> > z;
+  } position;
+  struct Attitude {
+      endian_pack<little, quantity<si::plane_angle, int8_t> > heading;
+      endian_pack<little, quantity<si::plane_angle, int8_t> > pitch;
+      endian_pack<little, quantity<si::plane_angle, int8_t> > roll;
+  } attitude;
+}; // UserMessage
+
+struct Packet {
+  internet::IpHeader ipHeader;
+  internet::UdpHeader udpHeader;
+  UserMessage userMessage;
+}; // Packet
+
+
+int main() {
+  Packet packet;
+  packet.ipHeader.source_address = 0x12345678;
+  packet.udpHeader.destination_port = 1234;
+  packet.userMessage.timestamp = system_clock::now();
+  packet.userMessage.position.y = 17 * si::meter;
+} // main 
+

Modified: sandbox/endian_ext/libs/integer/test/Jamfile.v2
==============================================================================
--- sandbox/endian_ext/libs/integer/test/Jamfile.v2	(original)
+++ sandbox/endian_ext/libs/integer/test/Jamfile.v2	2010-06-13 13:06:52 EDT (Sun, 13 Jun 2010)
@@ -8,7 +8,12 @@
 # See library home page at http://www.boost.org/libs/integer/doc/endian.html
 
    import testing ;
-   
+
+project
+    : requirements
+        <library>/boost/system//boost_system
+    ;
+
    test-suite "endian"
        :
          [ run binary_stream_test.cpp ]
@@ -24,3 +29,10 @@
          [ run endian_convert_test.cpp ]
          [ run endian_convert_unique_endian_test.cpp ]
       ;
+
+   test-suite "examples"
+       :
+         [ run ../example/endian_example.cpp ]
+         [ run ../example/endian_hello_world.cpp ]
+         [ run ../example/packet_example.cpp ]
+      ;