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COMEDI_GET_BUFFER_OFFSET

COMEDI_GET_BUFFER_OFFSET

Section: (3) Updated: 28 October 2007
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NAME

comedi_get_buffer_offset - streaming buffer status  

SYNOPSIS

#include <comedilib.h>

int comedi_get_buffer_offset (comedi_t * device, unsigned int subdevice);  

DESCRIPTION

The function comedi_get_buffer_offset() is used on a subdevice that has a Comedi command in progress. This function returns the offset in bytes of the read pointer in the streaming buffer. This offset is only useful for memory mapped buffers. If there is an error, -1 is returned.


 

Index

NAME
SYNOPSIS
DESCRIPTION

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Time: 21:43:40 GMT, April 16, 2011