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/* parsetlv.h - TLV functions defintions
* Copyright (C) 2012 g10 Code GmbH
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PARSETLV_H
#define PARSETLV_H
/* ASN.1 constants. */
#define ASN1_CLASS_UNIVERSAL 0
#define ASN1_CLASS_APPLICATION 1
#define ASN1_CLASS_CONTEXT 2
#define ASN1_CLASS_PRIVATE 3
#define ASN1_TAG_INTEGER 2
#define ASN1_TAG_OBJECT_ID 6
#define ASN1_TAG_SEQUENCE 16
/* Object used with parse_tlv. */
struct tlvinfo_s
{
int cls; /* The class of the tag. */
int tag; /* The tag. */
int is_cons; /* True if it is a constructed object. */
int is_ndef; /* True if the object has an indefinite length. */
size_t length; /* The length of the value. */
size_t nhdr; /* The number of octets in the header (tag,length). */
};
typedef struct tlvinfo_s tlvinfo_t;
/*-- parsetlv.c --*/
int _gpgme_parse_tlv (char const **buffer, size_t *size, tlvinfo_t *ti);
#define parse_tlv(a,b,c) _gpgme_parse_tlv ((a), (b), (c))
#endif /*PARSETLV_H*/
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