asn1_length_der
Section: libtasn1 (3)
Updated: 4.16.0
Page Index
NAME
asn1_length_der - API function
SYNOPSIS
#include <libtasn1.h>
void asn1_length_der(unsigned long int len, unsigned char * der, int * der_len);
ARGUMENTS
- unsigned long int len
-
value to convert.
- unsigned char * der
-
buffer to hold the returned encoding (may be NULL).
- int * der_len
-
number of meaningful bytes of ANS (der[0]..der[der_len-1]).
DESCRIPTION
Creates the DER encoding of the provided length value.
The
der buffer must have enough room for the output. The maximum
length this function will encode is
ASN1_MAX_LENGTH_SIZE.
To know the size of the DER encoding use a NULL value for der .
COPYRIGHT
Copyright © 2006-2015 Free Software Foundation, Inc..
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
SEE ALSO
The full documentation for
libtasn1
is maintained as a Texinfo manual. If the
info
and
libtasn1
programs are properly installed at your site, the command
-
info libtasn1
should give you access to the complete manual.
As an alternative you may obtain the manual from:
-
http://www.gnu.org/software/libtasn1/manual/