functions and macros.

This change has associated tags: LEVITTE_before_const and
LEVITTE_after_const.  Those will be removed when this change has been
properly reviewed.

Use BUF_strlcat() instead of strcat().
Use BIO_snprintf() instead of sprintf().
In some cases, keep better track of buffer lengths.
This is part of a large change submitted by Markus Friedl <markus@openbsd.org>

Fix warnings with BIO_dump_indent().

'openssl asn1parse'.  As a side effect, the functions ASN1_parse_dump
and BIO_dump_indent are added.

tolerated in certificates.

Submitted by:
Reviewed by:
PR:

policies extension.

code and adds support to ASN1_TYPE and asn1parse.