rtbuf/rtbuf/rtbuf_gtk_connection.c

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• Hash : 3361731e
  Author : Thomas de Grivel
  Date : 2020-03-23T15:24:54
  

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• rtbuf_gtk_connection.c

• /*
   * Copyright 2020 Thomas de Grivel <thoxdg@gmail.com>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #include <assert.h>
  #include "data.h"
  #include "rtbuf_gtk.h"
  
  s_data_type g_rtbuf_gtk_connection_type = {
    sizeof(s_rtbuf_gtk_connection) * 8,
    DATA_TYPE_BITS
  };
  s_data_alloc g_rtbuf_gtk_connection_alloc;
  
  void rtbuf_gtk_connection_init ()
  {
    data_alloc_init(&g_rtbuf_gtk_connection_alloc,
                    &g_rtbuf_gtk_connection_type,
                    RTBUF_MAX * 10, NULL, NULL);
  }
  
  s_rtbuf_gtk_connection * rtbuf_gtk_connection_new ()
  {
    s_rtbuf_gtk_connection *connection = data_new(&g_rtbuf_gtk_connection_alloc);
    return connection;
  }
  
  void rtbuf_gtk_connection_delete (s_rtbuf_gtk_connection *connection)
  {
    data_delete(&g_rtbuf_gtk_connection_alloc, connection);
  }
  
  void rtbuf_gtk_connection_push (s_rtbuf_gtk_connection **head,
                                  s_rtbuf_gtk_connection *item)
  {
    assert(!item->next);
    item->next = *head;
    *head = item;
  }
  
  int rtbuf_gtk_connection_remove_one (s_rtbuf_gtk_connection **head,
                                       s_rtbuf_gtk_connection *item)
  {
    s_rtbuf_gtk_connection **next = head;
    while (*next && *next != item)
      next = &(*next)->next;
    if (*next == item) {
      *next = item->next;
      return 1;
    }
    return 0;
  }
  

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