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