.TH LIBSHA2_ALGORITHM_OUTPUT_SIZE 3 2019-02-09 libjson
.SH NAME
libsha2_algorithm_output_size \- Get the size of the output for a SHA 2 algorithm
.SH SYNOPSIS
.nf
#include <libsha2.h>

size_t libsha2_algorithm_output_size(enum libsha2_algorithm \fIalgorithm\fP);
.fi
.PP
Link with
.IR \-lsha2 .
.SH DESCRIPTION
The
.BR libsha2_algorithm_output_size ()
function get the output size for the
binary output of the hash algorithm
selected for the selected
.IR algorithm .
.SH RETURN VALUE
The
.BR libsha2_algorithm_output_size ()
function returns the output size in bytes,
a positive number upon successful completion,
otherwise 0 is returned and
.I errno
is set appropriately.
.SH ERRORS
The
.BR libsha2_algorithm_output_size ()
function will fail if:
.TP
.B EINVAL
.I algorithm
is not a valid
.B enum libsha2_algorithm
value.
.SH EXAMPLES
None.
.SH APPLICATION USAGE
None.
.SH RATIONALE
None.
.SH FUTURE DIRECTIONS
None.
.SH NOTES
None.
.SH BUGS
None.
.SH SEE ALSO
.BR libsha2_state_output_size (3)