~drizzle-trunk/drizzle/development

1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
1999.6.1 by kalebral at gmail
update Copyright strings to a more common format to help with creating the master debian copyright file
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 * Copyright (C) 2009, Patrick "CaptTofu" Galbraith, Padraig O'Sullivan
1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 *   * Redistributions of source code must retain the above copyright notice,
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 *     this list of conditions and the following disclaimer.
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 *   * Redistributions in binary form must reproduce the above copyright notice,
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 *     this list of conditions and the following disclaimer in the documentation
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 *     and/or other materials provided with the distribution.
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 *   * Neither the name of Patrick Galbraith nor the names of its contributors
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 *     may be used to endorse or promote products derived from this software
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 *     without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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 * THE POSSIBILITY OF SUCH DAMAGE.
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 */
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1241.9.36 by Monty Taylor
ZOMG. I deleted drizzled/server_includes.h.
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#include "config.h"
1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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#include <drizzled/function/str/strfunc.h>
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#include "memcached_functions.h"
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#include "memc_decrement.h"
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#include <libmemcached/memcached.h>
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#include <string>
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using namespace std;
1280.1.10 by Monty Taylor
Put everything in drizzled into drizzled namespace.
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using namespace drizzled;
1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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String *MemcachedDecrement::val_str(String *str)
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{
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  memcached_return rc;
1220.3.1 by Trond Norbye
Offset to memcached_increment and decrement should be uint32_t
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  uint32_t offset;
1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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  uint64_t value;
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  size_t val_len;
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  char tmp_buff[32]= "";
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  String *key;
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  String *dec_str;
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  null_value= false;
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  if ((arg_count != 1 && arg_count != 2) ||
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      ! (key= args[0]->val_str(str)) ||
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      ! memc)
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  {
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    return &failure_buff;
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  }
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  if (arg_count == 2) {
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    dec_str= args[1]->val_str(str);
1223.1.3 by Brian Aker
Merge Trond
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    offset= static_cast<uint32_t>(atoi(dec_str->c_ptr()));
1166.5.1 by Patrick Galbraith
Starting over with a fresh tree, moved in memcached functions.
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  }
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  else
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  {
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    offset= 1;
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  }
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  rc= memcached_decrement(memc,
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                    key->c_ptr(),
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                    key->length(),
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                    offset,
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                    &value);
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  snprintf(tmp_buff, 32, "%"PRIu64, value);
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  val_len= strlen(tmp_buff);
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  if (rc != MEMCACHED_SUCCESS)
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  {
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    return &failure_buff;
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  }
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  buffer.realloc(val_len);
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  buffer.length(val_len);
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  memcpy(buffer.ptr(), tmp_buff, val_len);
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  return &buffer;
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}
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