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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*/