added files particular to portable_archive

2026-01-28 07:32:10 +00:00 · 2016-02-15 10:51:46 -08:00
parent e15f94a77e
commit 14f3f5ea77
27 changed files with 5329 additions and 0 deletions
--- a/doc/tutorial/code/tutorial_pba_4.cpp
+++ b/doc/tutorial/code/tutorial_pba_4.cpp
@@ -0,0 +1,105 @@
+/** tutorial_pba_4.cpp
+ *
+ * (C) Copyright 2011 François Mauger, Christian Pfligersdorffer
+ *
+ * Use, modification and distribution is subject to the Boost Software
+ * License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ *
+ */
+
+/**
+ * The intent of this program is to serve as a tutorial for
+ * users of the portable binary archive in the framework of 
+ * the Boost/Serialization library. 
+ *
+ * This sample program shows how to use a portable binary archive 
+ * to store/load integer numbers of various sizes using the Boost 
+ * portable integer typedefs.
+ *
+ */
+
+#include <string>
+#include <fstream>
+
+#include <boost/cstdint.hpp>
+#include <boost/archive/portable_binary_oarchive.hpp>
+#include <boost/archive/portable_binary_iarchive.hpp>
+
+int main (void)
+{
+  using namespace std;
+
+  // The name for the example data file :  
+  string filename = "pba_4.data"; 
+
+  {
+    // Some integer numbers :
+    bool t = true;
+    char c = 'c';
+    unsigned char u = 'u';
+    int8_t   b = -3; // char
+    uint8_t  B = +6; // unsigned char 
+    int16_t  s = -16;
+    uint16_t S = +32;
+    int32_t  l = -128;
+    uint32_t L = +127;
+    int64_t  ll = -1024;
+    uint64_t LL = +2048;
+
+    // Open an output file stream in binary mode :
+    ofstream fout (filename.c_str (), ios_base::binary);
+    
+    {
+      // Create an output portable binary archive attached to the output file :
+      boost::archive::portable_binary_oarchive opba (fout);
+      
+      // Store (serialize) variables :
+      opba & t & c & u & b & B & s & S & l & L & ll & LL;
+    }
+  }
+
+  { 
+    // Single precision floating numbers to be loaded :
+    // Some integer numbers :
+    bool t;
+    char c;
+    unsigned char u;
+    int8_t   b;
+    uint8_t  B;
+    int16_t  s;
+    uint16_t S;
+    int32_t  l;
+    uint32_t L;
+    int64_t  ll;
+    uint64_t LL;
+
+    // Open an input file stream in binary mode :
+    ifstream fin (filename.c_str (), ios_base::binary);
+  
+    {
+      // Create an input portable binary archive attached to the input file :
+      boost::archive::portable_binary_iarchive ipba (fin);
+      
+      // Load (de-serialize) variables using the same 
+      // order than for serialization :
+      ipba & t & c & u & b & B & s & S & l & L & ll & LL;
+    }
+
+    clog << "t  = " << t << " (bool)" << endl;
+    clog << "c  = '" << c << "' (char)" << endl;
+    clog << "u  = '" << u << "' (unsigned char)" << endl;
+    clog << "b  = " << (int) b << " (int8_t)" << endl;
+    clog << "B  = " << (int) B << " (uint8_t)" << endl;
+    clog << "s  = " << s << " (int16_t)" << endl;
+    clog << "S  = " << S << " (uint16_t)" << endl;
+    clog << "l  = " << l << " (int32_t)" << endl;
+    clog << "L  = " << L << " (uint32_t)" << endl;
+    clog << "ll = " << ll << " (int64_t)" << endl;
+    clog << "LL = " << LL << " (uint64_t)" << endl;
+  }
+
+  return 0;   
+}
+
+// end of tutorial_pba_4.cpp