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GDataOutputStream

GDataOutputStream — Data Output Stream

Properties

Types and Values

Object Hierarchy

    GObject
    ╰── GOutputStream
        ╰── GFilterOutputStream
            ╰── GDataOutputStream

Implemented Interfaces

GDataOutputStream implements GSeekable.

Includes

#include <gio/gio.h>

Description

Data output stream implements GOutputStream and includes functions for writing data directly to an output stream.

Functions

g_data_output_stream_new ()

GDataOutputStream *
g_data_output_stream_new (GOutputStream *base_stream);

Creates a new data output stream for base_stream .

Parameters

base_stream

a GOutputStream.

 

g_data_output_stream_set_byte_order ()

void
g_data_output_stream_set_byte_order (GDataOutputStream *stream,
                                     GDataStreamByteOrder order);

Sets the byte order of the data output stream to order .

Parameters

stream

a GDataOutputStream.

 

order

a GDataStreamByteOrder.

 

g_data_output_stream_get_byte_order ()

GDataStreamByteOrder
g_data_output_stream_get_byte_order (GDataOutputStream *stream);

Gets the byte order for the stream.

Parameters

stream

a GDataOutputStream.

 

Returns

the GDataStreamByteOrder for the stream .


g_data_output_stream_put_byte ()

gboolean
g_data_output_stream_put_byte (GDataOutputStream *stream,
                               guchar data,
                               GCancellable *cancellable,
                               GError **error);

Puts a byte into the output stream.

Parameters

stream

a GDataOutputStream.

 

data

a guchar.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_int16 ()

gboolean
g_data_output_stream_put_int16 (GDataOutputStream *stream,
                                gint16 data,
                                GCancellable *cancellable,
                                GError **error);

Puts a signed 16-bit integer into the output stream.

Parameters

stream

a GDataOutputStream.

 

data

a gint16.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_uint16 ()

gboolean
g_data_output_stream_put_uint16 (GDataOutputStream *stream,
                                 guint16 data,
                                 GCancellable *cancellable,
                                 GError **error);

Puts an unsigned 16-bit integer into the output stream.

Parameters

stream

a GDataOutputStream.

 

data

a guint16.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_int32 ()

gboolean
g_data_output_stream_put_int32 (GDataOutputStream *stream,
                                gint32 data,
                                GCancellable *cancellable,
                                GError **error);

Puts a signed 32-bit integer into the output stream.

Parameters

stream

a GDataOutputStream.

 

data

a gint32.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_uint32 ()

gboolean
g_data_output_stream_put_uint32 (GDataOutputStream *stream,
                                 guint32 data,
                                 GCancellable *cancellable,
                                 GError **error);

Puts an unsigned 32-bit integer into the stream.

Parameters

stream

a GDataOutputStream.

 

data

a guint32.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_int64 ()

gboolean
g_data_output_stream_put_int64 (GDataOutputStream *stream,
                                gint64 data,
                                GCancellable *cancellable,
                                GError **error);

Puts a signed 64-bit integer into the stream.

Parameters

stream

a GDataOutputStream.

 

data

a gint64.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_uint64 ()

gboolean
g_data_output_stream_put_uint64 (GDataOutputStream *stream,
                                 guint64 data,
                                 GCancellable *cancellable,
                                 GError **error);

Puts an unsigned 64-bit integer into the stream.

Parameters

stream

a GDataOutputStream.

 

data

a guint64.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if data was successfully added to the stream .


g_data_output_stream_put_string ()

gboolean
g_data_output_stream_put_string (GDataOutputStream *stream,
                                 const char *str,
                                 GCancellable *cancellable,
                                 GError **error);

Puts a string into the output stream.

Parameters

stream

a GDataOutputStream.

 

str

a string.

 

cancellable

optional GCancellable object, NULL to ignore.

[allow-none]

error

a GError, NULL to ignore.

 

Returns

TRUE if string was successfully added to the stream .

Types and Values

struct GDataOutputStream

struct GDataOutputStream;

An implementation of GBufferedOutputStream that allows for high-level data manipulation of arbitrary data (including binary operations).

Property Details

The “byte-order” property

  “byte-order”               GDataStreamByteOrder

Determines the byte ordering that is used when writing multi-byte entities (such as integers) to the stream.

Flags: Read / Write

Default value: G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN

See Also

GOutputStream

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