54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*
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* simpletlv.h: Simple TLV header file
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*
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* Copyright (C) 2016 Red Hat, Inc.
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*
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* Authors: Robert Relyea <rrelyea@redhat.com>
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* Jakub Jelen <jjelen@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* 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
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _OPENSC_SIMPLETLV_H
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#define _OPENSC_SIMPLETLV_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "libopensc/opensc.h"
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/*
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* Create a tag/length file in Simple TLV based on the val_len content length
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* @param tag Tag to store into the TL file
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* @param datalen Data length to store into the TL file
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* @param out TL byte array to write into
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* @param outlen The length of the output array
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* @param ptr The end of the TL record written
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* @return SC_SUCCESS for correct input
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*/
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int sc_simpletlv_put_tag(u8 tag, size_t datalen, u8 *out, size_t outlen, u8 **ptr);
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/* get the Simple TLV tag and length.
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* @param buf Pointer to the TL file
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* @param buflen The length of TL file
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* @param tag_out The tag from the TL file
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* @param taglen The length of the V record
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* @return SC_SUCCESS on valid input
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*/
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int sc_simpletlv_read_tag(const u8 **buf, size_t buflen, u8 *tag_out, size_t *taglen);
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#endif
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