streamRead.c File Reference

Implementing the interface to a low-level EXI stream reader. More...

#include "streamRead.h"
#include "ioUtil.h"

Go to the source code of this file.

Functions
errorCode	readNextBit (EXIStream *strm, boolean *bit_val)
	Reads the next single bit from a buffer and moves its current bit pointer. More...
errorCode	readBits (EXIStream *strm, unsigned char n, unsigned int *bits_val)
	Read the next n bits and return the result as an integer. More...

Variables
const unsigned char	BIT_MASK []

Detailed Description

Date

Aug 18, 2010

Author

Rumen Kyusakov

Version

0.5

[Revision] $Id: streamRead.c 343 2014-11-14 17:28:18Z kjussakov $

Definition in file streamRead.c.

Function Documentation

errorCode readBits	(	EXIStream *	strm,
		unsigned char	n,
		unsigned int *	bits_val
	)

Moves the stream current bit pointer with the number of bits read

Parameters

[in]	strm	EXI stream of bits
[in]	n	The number of bits in the range
[out]	bits_val	resulting bits value

Returns

Error handling code

Definition at line 52 of file streamRead.c.

errorCode readNextBit	(	EXIStream *	strm,
		boolean *	bit_val
	)

Parameters

[in]	strm	EXI stream of bits
[out]	bit_val	the value of the next bit: 0 or 1

Returns

Error handling code

Definition at line 31 of file streamRead.c.

Variable Documentation

const unsigned char BIT_MASK[]

Initial value:

= { (char) 0x00,    
                                    (char) 0x01,    
                                    (char) 0x03,    
                                    (char) 0x07,    
                                    (char) 0x0F,    
                                    (char) 0x1F,    
                                    (char) 0x3F,    
                                    (char) 0x7F,    
                                    (char) 0xFF }

Definition at line 21 of file streamRead.c.