glib/gio/gmemoryoutputstream.h
Colin Walters 44d4990442 GMemoryOutputStream: Add API to return data as a GBytes
Matches the corresponding additions to GMemoryInputStream.

https://bugzilla.gnome.org/show_bug.cgi?id=672102
2012-05-21 13:45:15 -04:00

102 lines
3.7 KiB
C

/* GIO - GLib Input, Output and Streaming Library
*
* Copyright (C) 2006-2007 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: Christian Kellner <gicmo@gnome.org>
*/
#if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
#error "Only <gio/gio.h> can be included directly."
#endif
#ifndef __G_MEMORY_OUTPUT_STREAM_H__
#define __G_MEMORY_OUTPUT_STREAM_H__
#include <gio/goutputstream.h>
G_BEGIN_DECLS
#define G_TYPE_MEMORY_OUTPUT_STREAM (g_memory_output_stream_get_type ())
#define G_MEMORY_OUTPUT_STREAM(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_MEMORY_OUTPUT_STREAM, GMemoryOutputStream))
#define G_MEMORY_OUTPUT_STREAM_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_MEMORY_OUTPUT_STREAM, GMemoryOutputStreamClass))
#define G_IS_MEMORY_OUTPUT_STREAM(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_MEMORY_OUTPUT_STREAM))
#define G_IS_MEMORY_OUTPUT_STREAM_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_MEMORY_OUTPUT_STREAM))
#define G_MEMORY_OUTPUT_STREAM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_MEMORY_OUTPUT_STREAM, GMemoryOutputStreamClass))
/**
* GMemoryOutputStream:
*
* Implements #GOutputStream for arbitrary memory chunks.
**/
typedef struct _GMemoryOutputStreamClass GMemoryOutputStreamClass;
typedef struct _GMemoryOutputStreamPrivate GMemoryOutputStreamPrivate;
struct _GMemoryOutputStream
{
GOutputStream parent_instance;
/*< private >*/
GMemoryOutputStreamPrivate *priv;
};
struct _GMemoryOutputStreamClass
{
GOutputStreamClass parent_class;
/*< private >*/
/* Padding for future expansion */
void (*_g_reserved1) (void);
void (*_g_reserved2) (void);
void (*_g_reserved3) (void);
void (*_g_reserved4) (void);
void (*_g_reserved5) (void);
};
/**
* GReallocFunc:
* @data: memory block to reallocate
* @size: size to reallocate @data to
*
* Changes the size of the memory block pointed to by @data to
* @size bytes.
*
* The function should have the same semantics as realloc().
*
* Returns: a pointer to the reallocated memory
*/
typedef gpointer (* GReallocFunc) (gpointer data,
gsize size);
GType g_memory_output_stream_get_type (void) G_GNUC_CONST;
GOutputStream *g_memory_output_stream_new (gpointer data,
gsize size,
GReallocFunc realloc_function,
GDestroyNotify destroy_function);
gpointer g_memory_output_stream_get_data (GMemoryOutputStream *ostream);
gsize g_memory_output_stream_get_size (GMemoryOutputStream *ostream);
gsize g_memory_output_stream_get_data_size (GMemoryOutputStream *ostream);
gpointer g_memory_output_stream_steal_data (GMemoryOutputStream *ostream);
GLIB_AVAILABLE_IN_2_34
GBytes * g_memory_output_stream_steal_as_bytes (GMemoryOutputStream *ostream);
G_END_DECLS
#endif /* __G_MEMORY_OUTPUT_STREAM_H__ */