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asn1_get_length_ber(3)             libtasn1             asn1_get_length_ber(3)

NAME
       asn1_get_length_ber - API function

SYNOPSIS
       #include <libtasn1.h>

       long asn1_get_length_ber(const unsigned char * ber, int ber_len, int *
       len);

ARGUMENTS
       const unsigned char * ber
                   BER data to decode.

       int ber_len Length of BER data to decode.

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

DESCRIPTION
       Extract a length field from BER data.  The difference to
       asn1_get_length_der() is that this function will return a length even
       if the value has indefinite encoding.

RETURNS
       Return the decoded length value, or negative value when the value was
       too big.

SINCE
       2.0

COPYRIGHT
       Copyright (C) 2006-2022 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:

              https://www.gnu.org/software/libtasn1/manual/

libtasn1                            4.19.0              asn1_get_length_ber(3)