text: /****************************************************************************
   * modules/lte/net/stubsock/stubsock_mem.c
   *
   *   Copyright 2018 Sony Semiconductor Solutions Corporation
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   * 3. Neither the name of Sony Semiconductor Solutions Corporation nor
   *    the names of its contributors may be used to endorse or promote
   *    products derived from this software without specific prior written
   *    permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
   * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
   * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   ****************************************************************************/
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  #include <sdk/config.h>
  
  #if defined(CONFIG_NET) && defined(CONFIG_NET_DEV_SPEC_SOCK)
  
  #include "stubsock.h"
  #include "dbg_if.h"
  #include "buffpool.h"
  
  /****************************************************************************
   * Pre-processor Definitions
   ****************************************************************************/
  
  #define BLOCKSETLIST_NUM (sizeof(g_stubsock_blk_settings) / sizeof(g_stubsock_blk_settings[0]))
  
  /****************************************************************************
   * Private Data
   ****************************************************************************/
  
  static struct buffpool_blockset_s g_stubsock_blk_settings[] =
  {
    {
        32, 20
    }
  };
  
  FAR buffpool_t g_stubsockbuffpl_obj = NULL;
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Name: stubsock_mem_initialize()
   *
   * Description:
   *   Initialize the memory for stub socket.
   *
   ****************************************************************************/
  
  void stubsock_mem_initialize(void)
  {
    FAR struct buffpool_blockset_s *pset = &g_stubsock_blk_settings[0];
  
    g_stubsockbuffpl_obj = buffpool_create(pset, BLOCKSETLIST_NUM);
    if (!g_stubsockbuffpl_obj)
      {
        DBGIF_LOG_ERROR("Failed to create buffpool\n");
      }
  }
  
  /****************************************************************************
   * Name: stubsock_mem_finalize()
   *
   * Description:
   *   Finalize the memory for stub socket.
   *
   ****************************************************************************/
  
  void stubsock_mem_finalize(void)
  {
    int32_t ret;
  
    if (g_stubsockbuffpl_obj)
      {
        ret = buffpool_delete(g_stubsockbuffpl_obj);
        if (0 > ret)
          {
            DBGIF_LOG_ERROR("Delete buffpool object failed.\n");
            return;
          }
        g_stubsockbuffpl_obj = NULL;
      }
  }
  
  /****************************************************************************
   * Name: stubsock_mem_alloc()
   *
   * Description:
   *   Allocate the memory for stub socket.
   *
   ****************************************************************************/
  
  FAR void *stubsock_mem_alloc(uint32_t reqsize)
  {
    return buffpool_alloc(g_stubsockbuffpl_obj, reqsize);
  }
  
  /****************************************************************************
   * Name: stubsock_mem_free()
   *
   * Description:
   *   Free the memory for stub socket.
   *
   ****************************************************************************/
  
  void stubsock_mem_free(FAR void *mem)
  {
    buffpool_free(g_stubsockbuffpl_obj, mem);
  }
  
  #endif /* CONFIG_NET && CONFIG_NET_DEV_SPEC_SOCK */
  