/* GStreamer

 *

 * Copyright (C) 2008 Sebastian Dröge <sebastian.droege@collabora.co.uk>.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library 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.

 */

#ifndef __GST_BYTE_READER_H__

#define __GST_BYTE_READER_H__

#include <gst/gst.h>

G_BEGIN_DECLS

/**

 * GstByteReader:

 * @data: Data from which the bit reader will read

 * @size: Size of @data in bytes

 * @byte: Current byte position

 *

 * A byte reader instance.

 */

typedef struct {

  const guint8 *data;

  guint size;

  guint byte;  /* Byte position */

} GstByteReader;

#ifdef __SYMBIAN32__

IMPORT_C

#endif

GstByteReader * gst_byte_reader_new (const guint8 *data, guint size);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

GstByteReader * gst_byte_reader_new_from_buffer (const GstBuffer *buffer);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void gst_byte_reader_free (GstByteReader *reader);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void gst_byte_reader_init (GstByteReader *reader, const guint8 *data, guint size);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void gst_byte_reader_init_from_buffer (GstByteReader *reader, const GstBuffer *buffer);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_set_pos (GstByteReader *reader, guint pos);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint gst_byte_reader_get_pos (const GstByteReader *reader);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint gst_byte_reader_get_remaining (const GstByteReader *reader);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_skip (GstByteReader *reader, guint nbytes);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint8 (GstByteReader *reader, guint8 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int8 (GstByteReader *reader, gint8 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint16_le (GstByteReader *reader, guint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int16_le (GstByteReader *reader, gint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint16_be (GstByteReader *reader, guint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int16_be (GstByteReader *reader, gint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint24_le (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int24_le (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint24_be (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int24_be (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint32_le (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int32_le (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint32_be (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int32_be (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint64_le (GstByteReader *reader, guint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int64_le (GstByteReader *reader, gint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_uint64_be (GstByteReader *reader, guint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_int64_be (GstByteReader *reader, gint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint8 (GstByteReader *reader, guint8 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int8 (GstByteReader *reader, gint8 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint16_le (GstByteReader *reader, guint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int16_le (GstByteReader *reader, gint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint16_be (GstByteReader *reader, guint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int16_be (GstByteReader *reader, gint16 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint24_le (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int24_le (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint24_be (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int24_be (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint32_le (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int32_le (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint32_be (GstByteReader *reader, guint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int32_be (GstByteReader *reader, gint32 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint64_le (GstByteReader *reader, guint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int64_le (GstByteReader *reader, gint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_uint64_be (GstByteReader *reader, guint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_int64_be (GstByteReader *reader, gint64 *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_float32_le (GstByteReader *reader, gfloat *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_float32_be (GstByteReader *reader, gfloat *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_float64_le (GstByteReader *reader, gdouble *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_float64_be (GstByteReader *reader, gdouble *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_float32_le (GstByteReader *reader, gfloat *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_float32_be (GstByteReader *reader, gfloat *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_float64_le (GstByteReader *reader, gdouble *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_float64_be (GstByteReader *reader, gdouble *val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_dup_data  (GstByteReader * reader, guint size, guint8       ** val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_get_data  (GstByteReader * reader, guint size, const guint8 ** val);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_data (GstByteReader * reader, guint size, const guint8 ** val);

#define gst_byte_reader_dup_string(reader,str) \

    gst_byte_reader_dup_string_utf8(reader,str)

gboolean gst_byte_reader_dup_string_utf8  (GstByteReader * reader, gchar   ** str);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_dup_string_utf16 (GstByteReader * reader, guint16 ** str);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_dup_string_utf32 (GstByteReader * reader, guint32 ** str);

#define gst_byte_reader_skip_string(reader) \

    gst_byte_reader_skip_string_utf8(reader)

gboolean gst_byte_reader_skip_string_utf8  (GstByteReader * reader);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_skip_string_utf16 (GstByteReader * reader);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_skip_string_utf32 (GstByteReader * reader);

#define gst_byte_reader_get_string(reader,str) \

    gst_byte_reader_get_string_utf8(reader,str)

#define gst_byte_reader_peek_string(reader,str) \

    gst_byte_reader_peek_string_utf8(reader,str)

gboolean gst_byte_reader_get_string_utf8   (GstByteReader * reader, const gchar ** str);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

gboolean gst_byte_reader_peek_string_utf8  (GstByteReader * reader, const gchar ** str);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint    gst_byte_reader_masked_scan_uint32 (GstByteReader * reader,

                                             guint32         mask,

                                             guint32         pattern,

                                             guint           offset,

                                             guint           size);

/**

 * GST_BYTE_READER_INIT:

 * @data: Data from which the #GstByteReader should read

 * @size: Size of @data in bytes

 *

 * A #GstByteReader must be initialized with this macro, before it can be

 * used. This macro can used be to initialize a variable, but it cannot

 * be assigned to a variable. In that case you have to use

 * gst_byte_reader_init().

 *

 * Since: 0.10.22

 */

#define GST_BYTE_READER_INIT(data, size) {data, size, 0}

/**

 * GST_BYTE_READER_INIT_FROM_BUFFER:

 * @buffer: Buffer from which the #GstByteReader should read

 *

 * A #GstByteReader must be initialized with this macro, before it can be

 * used. This macro can used be to initialize a variable, but it cannot

 * be assigned to a variable. In that case you have to use

 * gst_byte_reader_init().

 *

 * Since: 0.10.22

 */

#define GST_BYTE_READER_INIT_FROM_BUFFER(buffer) {GST_BUFFER_DATA (buffer), GST_BUFFER_SIZE (buffer), 0}

G_END_DECLS

#endif /* __GST_BYTE_READER_H__ */