asn1_get_length_der(3)

NAME
asn1_get_length_der - API function

SYNOPSIS
#include <libtasn1.h>

signed long asn1_get_length_der(const unsigned char * der, int der_len, int * len);

ARGUMENTS

const unsigned char * der
    DER data to decode.

int der_len
    Length of DER data to decode.

int * len
    Output variable containing the length of the DER length field.

DESCRIPTION
Extract a length field from DER data.

RETURN VALUE
Return the decoded length value, or -1 on indefinite length, or -2 when the value was too big.

COPYRIGHT
Copyright © 2006, 2007 Free Software Foundation, Inc..
Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.

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.