Drizzled Public API Documentation

memc_misc.cc
1 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2  * vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3  *
4  * Copyright (C) 2009, Patrick "CaptTofu" Galbraith, Padraig O'Sullivan
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * * Redistributions of source code must retain the above copyright notice,
11  * this list of conditions and the following disclaimer.
12  * * Redistributions in binary form must reproduce the above copyright notice,
13  * this list of conditions and the following disclaimer in the documentation
14  * and/or other materials provided with the distribution.
15  * * Neither the name of Patrick Galbraith nor the names of its contributors
16  * may be used to endorse or promote products derived from this software
17  * without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29  * THE POSSIBILITY OF SUCH DAMAGE.
30  *
31  */
32 
33 #include <config.h>
34 #include <drizzled/function/str/strfunc.h>
35 
36 #include "memcached_functions.h"
37 #include "memc_misc.h"
38 
39 #include <libmemcached/memcached.h>
40 
41 #include <string>
42 
43 using namespace std;
44 using namespace drizzled;
45 
47 {
48  if (! memc)
49  {
50  return &failure_buff;
51  }
52 
53  const char *version= memcached_lib_version();
54  size_t ver_len= strlen(version);
55 
56  buffer.realloc(ver_len);
57  buffer.length(ver_len);
58  memcpy(buffer.ptr(), version, ver_len);
59 
60  return &buffer;
61 }
62 
64 {
65  if (! memc)
66  {
67  return 0;
68  }
69 
70  return (memcached_server_count(memc));
71 }