text: /*
   * Copyright (C) 2022 Red Hat
   * 
   * 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 the copyright holder 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 HOLDER 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.
   */
  
  /* pgprtdbg */
  #include <pgprtdbg.h>
  #include <memory.h>
  
  /* system */
  #include <stdlib.h>
  #include <string.h>
  
  static struct message* message = NULL;
  static void* data = NULL;
  
  /**
   *
   */
  void
  pgprtdbg_memory_init(void)
  {
     struct configuration* config;
  
     config = (struct configuration*)shmem;
  
     if (!message)
        message = (struct message*)malloc(sizeof(struct message));
  
     if (!data)
        data = malloc((size_t)config->buffer_size);
  
     memset(message, 0, sizeof(struct message));
     memset(data, 0, (size_t)config->buffer_size);
  
     message->max_length = (size_t)config->buffer_size;
  }
  
  /**
   *
   */
  struct message*
  pgprtdbg_memory_message(void)
  {
     return message;
  }
  
  /**
   *
   */
  void*
  pgprtdbg_memory_data(void)
  {
     return data;
  }
  
  /**
   *
   */
  void
  pgprtdbg_memory_free(void)
  {
     size_t length = message->max_length;
  
     memset(message, 0, sizeof(struct message));
     memset(data, 0, length);
  
     message->max_length = length;
  }
  
  /**
   *
   */
  void
  pgprtdbg_memory_destroy(void)
  {
     free(data);
     free(message);
  }
  