Functions
piojo_stream_t *	piojo_stream_alloc (void)

piojo_stream_t *	piojo_stream_alloc_cb (piojo_alloc_if allocator)

piojo_stream_t *	piojo_stream_copy (const piojo_stream_t *stream)

void	piojo_stream_free (const piojo_stream_t *stream)

void	piojo_stream_clear (piojo_stream_t *stream)

void	piojo_stream_resize (size_t bytecnt, piojo_stream_t *stream)

size_t	piojo_stream_size (const piojo_stream_t *stream)

void	piojo_stream_concat (const piojo_stream_t stream, piojo_stream_t to)

uint64_t	piojo_stream_readu64 (piojo_stream_t *stream)

void	piojo_stream_writeu64 (uint64_t val, piojo_stream_t *stream)

int64_t	piojo_stream_readi64 (piojo_stream_t *stream)

void	piojo_stream_writei64 (int64_t val, piojo_stream_t *stream)

uint32_t	piojo_stream_readu32 (piojo_stream_t *stream)

void	piojo_stream_writeu32 (uint32_t val, piojo_stream_t *stream)

int32_t	piojo_stream_readi32 (piojo_stream_t *stream)

void	piojo_stream_writei32 (int32_t val, piojo_stream_t *stream)

uint16_t	piojo_stream_readu16 (piojo_stream_t *stream)

void	piojo_stream_writeu16 (uint16_t val, piojo_stream_t *stream)

int16_t	piojo_stream_readi16 (piojo_stream_t *stream)

void	piojo_stream_writei16 (int16_t val, piojo_stream_t *stream)

uint8_t	piojo_stream_readu8 (piojo_stream_t *stream)

void	piojo_stream_writeu8 (uint8_t val, piojo_stream_t *stream)

int8_t	piojo_stream_readi8 (piojo_stream_t *stream)

void	piojo_stream_writei8 (int8_t val, piojo_stream_t *stream)

uint32_t	piojo_stream_readstr (uint8_t *str, piojo_stream_t stream)

void	piojo_stream_writestr (const uint8_t str, uint32_t len, piojo_stream_t stream)

bool	piojo_stream_readbool (piojo_stream_t *stream)

void	piojo_stream_writebool (bool val, piojo_stream_t *stream)

const uint8_t *	piojo_stream_data (const piojo_stream_t *stream)

Variables
const size_t	piojo_stream_sizeof

Detailed Description

Piojo Stream implementation for binary data. Assumes two's complement representation for signed numbers.

Warning: Reads and writes shouldn't be mixed (unless stream is new/clear).

Function Documentation

piojo_stream_t* piojo_stream_alloc ( void )

Allocates a new stream. Uses default allocator.

Returns: New stream.

piojo_stream_t* piojo_stream_alloc_cb ( piojo_alloc_if allocator )

Allocates a new stream.

Parameters

[in] allocator Allocator to be used.

Returns: New stream.

void piojo_stream_clear ( piojo_stream_t * stream )

Clears stream write/read indices.

Parameters

[out] stream Stream being cleared.

void piojo_stream_concat	(	const piojo_stream_t *	stream,
		piojo_stream_t *	to
	)

Concatenates two streams.

Parameters

[in]	stream	Source stream.
[out]	to	Destination stream.

piojo_stream_t* piojo_stream_copy ( const piojo_stream_t * stream )

Copies stream.

Parameters

[in] stream Stream being copied.

Returns: New stream.

const uint8_t* piojo_stream_data ( const piojo_stream_t * stream )

Returns pointer to stream data.

Parameters

[in] stream Stream.

Returns: Pointer to stream data.

void piojo_stream_free ( const piojo_stream_t * stream )

Frees stream.

Parameters

[in] stream Stream being freed.

bool piojo_stream_readbool ( piojo_stream_t * stream )

Reads a bool.

Parameters

[in] stream Stream being read.

Returns: Value read.

int16_t piojo_stream_readi16 ( piojo_stream_t * stream )

Reads a int16_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

int32_t piojo_stream_readi32 ( piojo_stream_t * stream )

Reads a int32_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

int64_t piojo_stream_readi64 ( piojo_stream_t * stream )

Reads a int64_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

int8_t piojo_stream_readi8 ( piojo_stream_t * stream )

Reads a int8_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

uint32_t piojo_stream_readstr	(	uint8_t **	str,
		piojo_stream_t *	stream
	)

Reads a string of bytes.

Parameters

[out]	str	Pointer to string stream.
[out]	stream	Stream being read.

Returns: Number of bytes read.

uint16_t piojo_stream_readu16 ( piojo_stream_t * stream )

Reads a uint16_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

uint32_t piojo_stream_readu32 ( piojo_stream_t * stream )

Reads a uint32_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

uint64_t piojo_stream_readu64 ( piojo_stream_t * stream )

Reads a uint64_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

uint8_t piojo_stream_readu8 ( piojo_stream_t * stream )

Reads a uint8_t.

Parameters

[in] stream Stream being read.

Returns: Value read.

void piojo_stream_resize	(	size_t	bytecnt,
		piojo_stream_t *	stream
	)

Expands or shrinks allocated memory for bytecnt bytes.

Parameters

[in]	bytecnt	Must be equal or greater than the current size.
[out]	stream	Stream being modified.

size_t piojo_stream_size ( const piojo_stream_t * stream )

Returns number of bytes written in stream.

Parameters

[in] stream

Returns: Number of bytes written in stream.

void piojo_stream_writebool	(	bool	val,
		piojo_stream_t *	stream
	)

Writes a bool.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writei16	(	int16_t	val,
		piojo_stream_t *	stream
	)

Writes a int16_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writei32	(	int32_t	val,
		piojo_stream_t *	stream
	)

Writes a int32_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writei64	(	int64_t	val,
		piojo_stream_t *	stream
	)

Writes a int64_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writei8	(	int8_t	val,
		piojo_stream_t *	stream
	)

Writes a int8_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writestr	(	const uint8_t *	str,
		uint32_t	len,
		piojo_stream_t *	stream
	)

Writes a string of bytes.

Parameters

[in]	str	String of bytes.
[in]	len	Number of bytes.
[out]	stream	Stream being written.

void piojo_stream_writeu16	(	uint16_t	val,
		piojo_stream_t *	stream
	)

Writes a uint16_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writeu32	(	uint32_t	val,
		piojo_stream_t *	stream
	)

Writes a uint32_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writeu64	(	uint64_t	val,
		piojo_stream_t *	stream
	)

Writes a uint64_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

void piojo_stream_writeu8	(	uint8_t	val,
		piojo_stream_t *	stream
	)

Writes a uint8_t.

Parameters

[in]	val	Value.
[out]	stream	Stream being written.

Variable Documentation

const size_t piojo_stream_sizeof

Size of stream in bytes

Functions

Variables

Detailed Description

Function Documentation

Variable Documentation