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https://github.com/Proxmark/proxmark3.git
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0b6efd01ec
* share getATR from smartcard.h/c * remove duplicates in tlv.h and add get_uint_8 * check ATS/ATR length
71 lines
2.8 KiB
C
71 lines
2.8 KiB
C
/*
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* libopenemv - a library to work with EMV family of smart cards
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* Copyright (C) 2012, 2015 Dmitry Eremin-Solenikov
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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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* https://github.com/lumag/emv-tools/blob/master/lib/include/openemv/tlv.h
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*/
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#ifndef TLV_H
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#define TLV_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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typedef uint16_t tlv_tag_t;
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struct tlv {
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tlv_tag_t tag;
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size_t len;
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const unsigned char *value;
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};
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struct tlvdb;
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typedef bool (*tlv_cb)(void *data, const struct tlv *tlv, int level, bool is_leaf);
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struct tlvdb *tlvdb_fixed(tlv_tag_t tag, size_t len, const unsigned char *value);
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struct tlvdb *tlvdb_external(tlv_tag_t tag, size_t len, const unsigned char *value);
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struct tlvdb *tlvdb_parse(const unsigned char *buf, size_t len);
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struct tlvdb *tlvdb_parse_multi(const unsigned char *buf, size_t len);
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void tlvdb_free(struct tlvdb *tlvdb);
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struct tlvdb *tlvdb_elm_get_next(struct tlvdb *tlvdb);
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struct tlvdb *tlvdb_elm_get_children(struct tlvdb *tlvdb);
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struct tlvdb *tlvdb_elm_get_parent(struct tlvdb *tlvdb);
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struct tlvdb *tlvdb_find_full(struct tlvdb *tlvdb, tlv_tag_t tag); // search also in childrens
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struct tlvdb *tlvdb_find(struct tlvdb *tlvdb, tlv_tag_t tag);
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struct tlvdb *tlvdb_find_next(struct tlvdb *tlvdb, tlv_tag_t tag);
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struct tlvdb *tlvdb_find_path(struct tlvdb *tlvdb, tlv_tag_t tag[]);
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void tlvdb_add(struct tlvdb *tlvdb, struct tlvdb *other);
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void tlvdb_change_or_add_node(struct tlvdb *tlvdb, tlv_tag_t tag, size_t len, const unsigned char *value);
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void tlvdb_change_or_add_node_ex(struct tlvdb *tlvdb, tlv_tag_t tag, size_t len, const unsigned char *value, struct tlvdb **tlvdb_elm);
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void tlvdb_visit(const struct tlvdb *tlvdb, tlv_cb cb, void *data, int level);
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const struct tlv *tlvdb_get(const struct tlvdb *tlvdb, tlv_tag_t tag, const struct tlv *prev);
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const struct tlv *tlvdb_get_inchild(const struct tlvdb *tlvdb, tlv_tag_t tag, const struct tlv *prev);
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const struct tlv *tlvdb_get_tlv(const struct tlvdb *tlvdb);
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bool tlv_parse_tl(const unsigned char **buf, size_t *len, struct tlv *tlv);
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unsigned char *tlv_encode(const struct tlv *tlv, size_t *len);
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bool tlv_is_constructed(const struct tlv *tlv);
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bool tlv_equal(const struct tlv *a, const struct tlv *b);
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bool tlv_get_uint8(const struct tlv *etlv, uint8_t *value);
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bool tlv_get_int(const struct tlv *etlv, int *value);
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bool tlvdb_get_uint8(struct tlvdb *tlvRoot, tlv_tag_t tag, uint8_t *value);
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#endif
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