2N/A/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 2N/A * Copyright 1994 by the Massachusetts Institute of Technology. 2N/A * All Rights Reserved. 2N/A * Export of this software from the United States of America may 2N/A * require a specific license from the United States Government. 2N/A * It is the responsibility of any person or organization contemplating 2N/A * export to obtain such a license before exporting. 2N/A * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 2N/A * distribute this software and its documentation for any purpose and 2N/A * without fee is hereby granted, provided that the above copyright 2N/A * notice appear in all copies and that both that copyright notice and 2N/A * this permission notice appear in supporting documentation, and that 2N/A * the name of M.I.T. not be used in advertising or publicity pertaining 2N/A * to distribution of the software without specific, written prior 2N/A * permission. Furthermore if you modify this software you must label 2N/A * your software as modified software and not distribute it in such a 2N/A * fashion that it might be confused with the original M.I.T. software. 2N/A * M.I.T. makes no representations about the suitability of 2N/A * this software for any purpose. It is provided "as is" without express 2N/A * or implied warranty. 2N/A * Each of these procedures constructs a subpart of an ASN.1 2N/A * primitive in a coding buffer. 2N/A * asn1_make_sequence 2N/A * requires *buf is allocated, in_len is the length of an ASN.1 encoding 2N/A * which has just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects Inserts an explicit tag with class = asn1class, id# = tag 2N/A * length = in_len into *buf. 2N/A * Returns the length of this encoding in *retlen. 2N/A * Returns ENOMEM if memory runs out. 2N/A * requires *buf is allocated, in_len is the length of an ASN.1 encoding 2N/A * which has just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects Inserts the encoding of a tag with class = asn1class, 2N/A * id# = tag and length = in_len into *buf. 2N/A * Returns the length of this encoding in *retlen. 2N/A * Returns ENOMEM if memory runs out. 2N/A * Returns ASN1_OVERFLOW if tagnum exceeds the limits of 2N/A * the implementation. 2N/A * requires *buf is allocated, seq_len is the length of a series of 2N/A * sequence components which have just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects Inserts the sequence header for a sequence of length seq_len 2N/A * in *buf. Returns the length of this encoding in *retlen. 2N/A * Returns ENOMEM if memory runs out. 2N/A * requires *buf is allocated, seq_len is the length of a series of 2N/A * sequence components which have just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects Inserts the set header for a set of length set_len in *buf. 2N/A * Returns the length of this encoding in *retlen. 2N/A * Returns ENOMEM if memory runs out. 2N/A * requires *buf is allocated, len is the length of *string 2N/A * effects Inserts the encoding of *string (a series of octets) in *buf. 2N/A * Returns the length of this encoding in *retlen. 2N/A * Returns ENOMEM if memory runs out. 2N/A/****************************************************************/ 2N/A/* Private procedures */ 2N/A/* "helper" procedure for asn1_make_tag */ 2N/A * requires *buf is allocated, in_len is the length of an ASN.1 encoding 2N/A * which has just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects inserts length octet(s) for in_len into *buf 2N/A/* "helper" procedure for asn1_make_tag */ 2N/A * requires *buf is allocated, asn1class and tagnum are appropriate for 2N/A * the ASN.1 encoding which has just been inserted in *buf 2N/A * modifies *buf, *retlen 2N/A * effects Inserts id octet(s) of class asn1class and tag number tagnum