git.m6w6.name Git - awesomized/libmemcached/blob - libmemcached/key.cc

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  Libmemcached library
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
   6  *  Copyright (C) 2006-2009 Brian Aker All rights reserved.
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   8  *  Redistribution and use in source and binary forms, with or without
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  12  *      * Redistributions of source code must retain the above copyright
  13  *  notice, this list of conditions and the following disclaimer.
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  15  *      * Redistributions in binary form must reproduce the above
  16  *  copyright notice, this list of conditions and the following disclaimer
  17  *  in the documentation and/or other materials provided with the
  18  *  distribution.
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  20  *      * The names of its contributors may not be used to endorse or
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  22  *  written permission.
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  24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  36  */
  37
  38 #include <libmemcached/common.h>
  39
  40 memcached_return_t memcached_key_test(memcached_st &memc,
  41                                       const char * const *keys,
  42                                       const size_t *key_length,
  43                                       size_t number_of_keys)
  44 {
  45   if (keys == NULL or key_length == NULL)
  46   {
  47     return memcached_set_error(memc, MEMCACHED_BAD_KEY_PROVIDED, MEMCACHED_AT);
  48   }
  49
  50   if (not memc.flags.verify_key)
  51   {
  52     for (uint32_t x= 0; x < number_of_keys; x++)
  53     {
  54       memcached_return_t rc= memcached_validate_key_length(*(key_length +x), false);
  55       if (memcached_failed(rc))
  56       {
  57         return rc;
  58       }
  59     }
  60
  61     return MEMCACHED_SUCCESS;
  62   }
  63
  64   if (memc.flags.binary_protocol)
  65   {
  66     for (uint32_t x= 0; x < number_of_keys; x++)
  67     {
  68       memcached_return_t rc= memcached_validate_key_length(*(key_length +x), false);
  69       if (memcached_failed(rc))
  70       {
  71         return rc;
  72       }
  73     }
  74
  75     return MEMCACHED_SUCCESS;
  76   }
  77
  78   for (uint32_t x= 0; x < number_of_keys; x++)
  79   {
  80     memcached_return_t rc= memcached_validate_key_length(*(key_length + x), false);
  81     if (memcached_failed(rc))
  82     {
  83       return rc;
  84     }
  85
  86     for (size_t y= 0; y < *(key_length + x); y++)
  87     {
  88       if ((isgraph(keys[x][y])) == 0)
  89       {
  90         return MEMCACHED_BAD_KEY_PROVIDED;
  91       }
  92     }
  93   }
  94
  95   return MEMCACHED_SUCCESS;
  96 }
  97