gio/gdatagrambased.h

   1 /*
   2  * Copyright 2015 Collabora Ltd.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General
  15  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  16  *
  17  * Authors: Philip Withnall <philip.withnall@collabora.co.uk>
  18  */
  19
  20 #ifndef __G_DATAGRAM_BASED_H__
  21 #define __G_DATAGRAM_BASED_H__
  22
  23 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
  24 #error "Only <gio/gio.h> can be included directly."
  25 #endif
  26
  27 #include <gio/giotypes.h>
  28
  29 G_BEGIN_DECLS
  30
  31 #define G_TYPE_DATAGRAM_BASED             (g_datagram_based_get_type ())
  32 #define G_DATAGRAM_BASED(inst)            (G_TYPE_CHECK_INSTANCE_CAST ((inst), \
  33                                            G_TYPE_DATAGRAM_BASED, GDatagramBased))
  34 #define G_IS_DATAGRAM_BASED(inst)         (G_TYPE_CHECK_INSTANCE_TYPE ((inst), \
  35                                            G_TYPE_DATAGRAM_BASED))
  36 #define G_DATAGRAM_BASED_GET_IFACE(inst)  (G_TYPE_INSTANCE_GET_INTERFACE ((inst), \
  37                                            G_TYPE_DATAGRAM_BASED, \
  38                                            GDatagramBasedInterface))
  39 #define G_TYPE_IS_DATAGRAM_BASED(type)    (g_type_is_a ((type), \
  40                                            G_TYPE_DATAGRAM_BASED))
  41
  42 /**
  43  * GDatagramBased:
  44  *
  45  * Interface for socket-like objects with datagram semantics.
  46  *
  47  * Since: 2.48
  48  */
  49 typedef struct _GDatagramBasedInterface GDatagramBasedInterface;
  50
  51 /**
  52  * GDatagramBasedInterface:
  53  * @g_iface: The parent interface.
  54  * @receive_messages: Virtual method for g_datagram_based_receive_messages().
  55  * @send_messages: Virtual method for g_datagram_based_send_messages().
  56  * @create_source: Virtual method for g_datagram_based_create_source().
  57  * @condition_check: Virtual method for g_datagram_based_condition_check().
  58  * @condition_wait: Virtual method for
  59  *   g_datagram_based_condition_wait().
  60  *
  61  * Provides an interface for socket-like objects which have datagram semantics,
  62  * following the Berkeley sockets API. The interface methods are thin wrappers
  63  * around the corresponding virtual methods, and no pre-processing of inputs is
  64  * implemented — so implementations of this API must handle all functionality
  65  * documented in the interface methods.
  66  *
  67  * Since: 2.48
  68  */
  69 struct _GDatagramBasedInterface
  70 {
  71   GTypeInterface g_iface;
  72
  73   /* Virtual table */
  74   gint          (*receive_messages)     (GDatagramBased       *datagram_based,
  75                                          GInputMessage        *messages,
  76                                          guint                 num_messages,
  77                                          gint                  flags,
  78                                          gint64                timeout,
  79                                          GCancellable         *cancellable,
  80                                          GError              **error);
  81   gint          (*send_messages)        (GDatagramBased       *datagram_based,
  82                                          GOutputMessage       *messages,
  83                                          guint                 num_messages,
  84                                          gint                  flags,
  85                                          gint64                timeout,
  86                                          GCancellable         *cancellable,
  87                                          GError              **error);
  88
  89   GSource      *(*create_source)        (GDatagramBased       *datagram_based,
  90                                          GIOCondition          condition,
  91                                          GCancellable         *cancellable);
  92   GIOCondition  (*condition_check)      (GDatagramBased       *datagram_based,
  93                                          GIOCondition          condition);
  94   gboolean      (*condition_wait)       (GDatagramBased       *datagram_based,
  95                                          GIOCondition          condition,
  96                                          gint64                timeout,
  97                                          GCancellable         *cancellable,
  98                                          GError              **error);
  99 };
 100
 101 GLIB_AVAILABLE_IN_2_48
 102 GType
 103 g_datagram_based_get_type             (void);
 104
 105 GLIB_AVAILABLE_IN_2_48
 106 gint
 107 g_datagram_based_receive_messages     (GDatagramBased       *datagram_based,
 108                                        GInputMessage        *messages,
 109                                        guint                 num_messages,
 110                                        gint                  flags,
 111                                        gint64                timeout,
 112                                        GCancellable         *cancellable,
 113                                        GError              **error);
 114
 115 GLIB_AVAILABLE_IN_2_48
 116 gint
 117 g_datagram_based_send_messages        (GDatagramBased       *datagram_based,
 118                                        GOutputMessage       *messages,
 119                                        guint                 num_messages,
 120                                        gint                  flags,
 121                                        gint64                timeout,
 122                                        GCancellable         *cancellable,
 123                                        GError              **error);
 124
 125 GLIB_AVAILABLE_IN_2_48
 126 GSource *
 127 g_datagram_based_create_source        (GDatagramBased       *datagram_based,
 128                                        GIOCondition          condition,
 129                                        GCancellable         *cancellable);
 130 GLIB_AVAILABLE_IN_2_48
 131 GIOCondition
 132 g_datagram_based_condition_check      (GDatagramBased       *datagram_based,
 133                                        GIOCondition          condition);
 134 GLIB_AVAILABLE_IN_2_48
 135 gboolean
 136 g_datagram_based_condition_wait       (GDatagramBased       *datagram_based,
 137                                        GIOCondition          condition,
 138                                        gint64                timeout,
 139                                        GCancellable         *cancellable,
 140                                        GError              **error);
 141
 142 G_END_DECLS
 143
 144 #endif /* __G_DATAGRAM_BASED_H__ */