116 lines
4.3 KiB
C
116 lines
4.3 KiB
C
/*
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* internal.h: Internal definitions for libopensc
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*
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* Copyright (C) 2001, 2002 Juha Yrjölä <juha.yrjola@iki.fi>
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* 2005 The OpenSC project
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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 _SC_INTERNAL_H
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#define _SC_INTERNAL_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "opensc.h"
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#include "log.h"
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#include "ui.h"
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#include "cards.h"
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#include <assert.h>
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#define SC_FILE_MAGIC 0x14426950
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#define SC_CARD_MAGIC 0x27182818
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#define SC_CTX_MAGIC 0x0A550335
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struct sc_atr_table {
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/* The atr fields are required to
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* be in aa:bb:cc hex format. */
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char *atr;
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/* The atrmask is logically AND'd with an
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* card atr prior to comparison with the
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* atr reference value above. */
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char *atrmask;
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char *name;
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int type;
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unsigned long flags;
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/* Reference to card_atr configuration block,
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* available to user configured card entries. */
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scconf_block *card_atr;
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};
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/* Internal use only */
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int sc_check_sw(struct sc_card *card, unsigned int sw1, unsigned int sw2);
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int _sc_add_reader(struct sc_context *ctx, struct sc_reader *reader);
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int _sc_parse_atr(struct sc_context *ctx, struct sc_slot_info *slot);
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struct sc_slot_info *_sc_get_slot_info(struct sc_reader *reader, int slot_id);
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/* Add an ATR to the card driver's struct sc_atr_table */
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int _sc_add_atr(struct sc_context *ctx, struct sc_card_driver *driver, struct sc_atr_table *src);
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int _sc_free_atr(struct sc_context *ctx, struct sc_card_driver *driver);
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/* Returns an scconf_block entry with matching ATR/ATRmask to the ATR specified,
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* NULL otherwise. Additionally, if card driver is not specified, search through
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* all card drivers user configured ATRs. */
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scconf_block *_sc_match_atr_block(sc_context_t *ctx, struct sc_card_driver *driver, u8 *atr, size_t atr_len);
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/* Returns an index number if a match was found, -1 otherwise. table has to
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* be null terminated. */
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int _sc_match_atr(struct sc_card *card, struct sc_atr_table *table, int *type_out);
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int _sc_check_forced_protocol(struct sc_context *ctx, u8 *atr, size_t atr_len, unsigned int *protocol);
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int _sc_card_add_algorithm(struct sc_card *card, const struct sc_algorithm_info *info);
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int _sc_card_add_rsa_alg(struct sc_card *card, unsigned int key_length,
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unsigned long flags, unsigned long exponent);
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struct sc_algorithm_info * _sc_card_find_rsa_alg(struct sc_card *card,
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unsigned int key_length);
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int sc_asn1_read_tag(const u8 ** buf, size_t buflen, unsigned int *cla_out,
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unsigned int *tag_out, size_t *taglen);
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scconf_block *_get_conf_block(sc_context_t *ctx, const char *name1, const char *name2, int priority);
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/********************************************************************/
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/* pkcs1 padding/encoding functions */
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/********************************************************************/
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int sc_pkcs1_add_01_padding(const u8 *in, size_t in_len, u8 *out,
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size_t *out_len, size_t mod_length);
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int sc_pkcs1_strip_01_padding(const u8 *in_dat, size_t in_len, u8 *out_dat,
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size_t *out_len);
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int sc_pkcs1_strip_02_padding(const u8 *data, size_t len, u8 *out_dat,
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size_t *out_len);
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int sc_pkcs1_add_digest_info_prefix(unsigned int algorithm, const u8 *in_dat,
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size_t in_len, u8 *out_dat, size_t *out_len);
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int sc_pkcs1_strip_digest_info_prefix(unsigned int *algorithm,
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const u8 *in_dat, size_t in_len, u8 *out_dat, size_t *out_len);
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int sc_pkcs1_encode(sc_context_t *ctx, unsigned long flags,
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const u8 *in, size_t in_len, u8 *out, size_t *out_len, size_t mod_len);
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int sc_strip_zero_padding(const u8 *in,size_t in_len, u8 *out, size_t *out_len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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