chiark - git - mdw - clg/blob - gio/alien/g_callback_input_stream.h

   1 #ifndef __G_CALLBACK_INPUT_STREAM_H__
   2 #define __G_CALLBACK_INPUT_STREAM_H__
   3
   4 #include <gio/gio.h>
   5
   6 G_BEGIN_DECLS
   7
   8 #define G_TYPE_CALLBACK_INPUT_STREAM         (g_callback_input_stream_get_type ())
   9 #define G_CALLBACK_INPUT_STREAM(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_CALLBACK_INPUT_STREAM, GCallbackInputStream))
  10 #define G_CALLBACK_INPUT_STREAM_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_CALLBACK_INPUT_STREAM, GCallbackInputStreamClass))
  11 #define G_IS_CALLBACK_INPUT_STREAM(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_CALLBACK_INPUT_STREAM))
  12 #define G_IS_CALLBACK_INPUT_STREAM_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_CALLBACK_INPUT_STREAM))
  13 #define G_CALLBACK_INPUT_STREAM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_CALLBACK_INPUT_STREAM, GCallbackInputStreamClass))
  14
  15
  16 typedef struct _GCallbackInputStream         GCallbackInputStream;
  17 typedef struct _GCallbackInputStreamClass    GCallbackInputStreamClass;
  18 typedef struct _GCallbackInputStreamPrivate  GCallbackInputStreamPrivate;
  19
  20 struct _GCallbackInputStream
  21 {
  22   GInputStream parent_instance;
  23
  24   /*< private >*/
  25   GCallbackInputStreamPrivate *priv;
  26 };
  27
  28 struct _GCallbackInputStreamClass
  29 {
  30   GInputStreamClass parent_class;
  31 };
  32
  33 GType g_callback_input_stream_get_type (void) G_GNUC_CONST;
  34
  35 typedef gssize (*GCallbackInputStreamReadFunc) (void *buffer,
  36                                                 gsize count,
  37                                                 GCancellable *cancellable,
  38                                                 GError **error,
  39                                                 gpointer data);
  40
  41 typedef gboolean (*GCallbackInputStreamCloseFunc) (GCancellable *cancellable,
  42                                                    GError **error,
  43                                                    gpointer data);
  44
  45
  46 GInputStream*
  47 g_callback_input_stream_new (GCallbackInputStreamReadFunc read_func,
  48                              GCallbackInputStreamCloseFunc close_func,
  49                              gpointer user_data);
  50
  51 G_END_DECLS
  52
  53 #endif /* __G_CALLBACK_INPUT_STREAM_H__ */