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endurox:v7.5.x:api:ubf:bunused.3

bunused

Name

Bunused — Return the number bytes free in buffer

Synopsis

#include <ubf.h>

long Bunused (UBFH *p_ub );

Link with -lubf -lnstd -lm -lpthread

DESCRIPTION

Return the number of free bytes in p_ub buffer.

RETURN VALUE

On success, Bunused() return the number of free bytes; on error, -1 is returned, with Berror set to indicate the error.

ERRORS

Bstrerror(3) can give more description for error (for last call).

BALIGNERR Corrupted buffer or pointing to not aligned memory area.

BNOTFLD Buffer not fielded, not correctly allocated or corrupted. p_ub is NULL.

EXAMPLE

See ubftest/ubfunit1.c for sample code.

BUGS

Report bugs to support@mavimax.com

SEE ALSO

Bsizeof(3) Bused(3)

COPYING

© Mavimax, Ltd