git.m6w6.name Git - awesomized/libmemcached/blob - tests/keys.hpp

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached library
   4  *
   5  *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
   6  *
   7  *  Redistribution and use in source and binary forms, with or without
   8  *  modification, are permitted provided that the following conditions are
   9  *  met:
  10  *
  11  *      * Redistributions of source code must retain the above copyright
  12  *  notice, this list of conditions and the following disclaimer.
  13  *
  14  *      * Redistributions in binary form must reproduce the above
  15  *  copyright notice, this list of conditions and the following disclaimer
  16  *  in the documentation and/or other materials provided with the
  17  *  distribution.
  18  *
  19  *      * The names of its contributors may not be used to endorse or
  20  *  promote products derived from this software without specific prior
  21  *  written permission.
  22  *
  23  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  24  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  25  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  26  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  27  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  28  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  29  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  30  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  31  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  32  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  *
  35  */
  36
  37
  38 #if defined(HAVE_UUID_UUID_H) && HAVE_UUID_UUID_H
  39 #include <uuid/uuid.h>
  40 #endif
  41
  42 struct keys_st {
  43 public:
  44   keys_st(size_t arg)
  45   {
  46     init(arg, UUID_STRING_MAXLENGTH);
  47   }
  48
  49   keys_st(size_t arg, size_t padding)
  50   {
  51     init(arg, padding);
  52   }
  53
  54   void init(size_t arg, size_t padding)
  55   {
  56     _lengths.resize(arg);
  57     _keys.resize(arg);
  58
  59     for (size_t x= 0; x < _keys.size(); x++)
  60     {
  61       libtest::vchar_t key_buffer;
  62       key_buffer.resize(padding +1);
  63       memset(&key_buffer[0], 'x', padding);
  64
  65       if (HAVE_UUID_UUID_H)
  66       {
  67 #if defined(HAVE_UUID_UUID_H) && HAVE_UUID_UUID_H
  68         uuid_t out;
  69         uuid_generate(out);
  70
  71         uuid_unparse(out, &key_buffer[0]);
  72         _keys[x]= strdup(&key_buffer[0]);
  73         (_keys[x])[UUID_STRING_MAXLENGTH]= 'x';
  74 #endif
  75       }
  76       else // We just use a number and pad the string if UUID is not available
  77       {
  78         char int_buffer[MEMCACHED_MAXIMUM_INTEGER_DISPLAY_LENGTH +1];
  79         int key_length= snprintf(int_buffer, sizeof(int_buffer), "%u", uint32_t(x));
  80         memcpy(&key_buffer[0], int_buffer, key_length);
  81         _keys[x]= strdup(&key_buffer[0]);
  82       }
  83       _lengths[x]= padding;
  84     }
  85   }
  86
  87   ~keys_st()
  88   {
  89     for (libtest::vchar_ptr_t::iterator iter= _keys.begin();
  90          iter != _keys.end();
  91          ++iter)
  92     {
  93       ::free(*iter);
  94     }
  95   }
  96
  97   libtest::vchar_ptr_t::iterator begin()
  98   {
  99     return _keys.begin();
 100   }
 101
 102   libtest::vchar_ptr_t::iterator end()
 103   {
 104     return _keys.end();
 105   }
 106
 107   size_t size() const
 108   {
 109     return _keys.size();
 110   }
 111
 112   std::vector<size_t>& lengths()
 113   {
 114     return _lengths;
 115   }
 116
 117   libtest::vchar_ptr_t& keys()
 118   {
 119     return _keys;
 120   }
 121
 122   size_t* lengths_ptr()
 123   {
 124     return &_lengths[0];
 125   }
 126
 127   char** keys_ptr()
 128   {
 129     return &_keys[0];
 130   }
 131
 132   char* key_at(size_t arg)
 133   {
 134     return _keys[arg];
 135   }
 136
 137   size_t length_at(size_t arg)
 138   {
 139     return _lengths[arg];
 140   }
 141
 142 private:
 143     libtest::vchar_ptr_t _keys;
 144     std::vector<size_t> _lengths;
 145 };