asn1_der_decoding(3)
NAME
asn1_der_decoding - API function
SYNOPSIS
#include <libtasn1.h> asn1_retCode asn1_der_decoding(ASN1_TYPE * element, const void * ider, int len, char * errorDescription);
ARGUMENTS
- ASN1_TYPE * element
- pointer to an ASN1 structure.
- const void * ider
- vector that contains the DER encoding.
- int len number of bytes of *ider: ider[0]..ider[len-1].
- char * errorDescription
- null-terminated string contains details when an error occurred.
DESCRIPTION
Fill the structure *ELEMENT with values of a DER encoding string. The
structure must just be created with function asn1_create_element(). If
an error occurs during the decoding procedure, the *ELEMENT is deleted
and set equal to ASN1_TYPE_EMPTY.
RETURNS
ASN1_SUCCESS if DER encoding OK, ASN1_ELEMENT_NOT_FOUND if ELEMENT is ASN1_TYPE_EMPTY, and ASN1_TAG_ERROR or ASN1_DER_ERROR if the der encoding doesn't match the structure name (*ELEMENT deleted).
COPYRIGHT
Copyright (C) 2006, 2007, 2008, 2009, 2010 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.