101 lines
3.2 KiB
C
101 lines
3.2 KiB
C
/* Support of smartcards and cryptotokens
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* Copyright (C) 2003 Christoph Gysin, Simon Zwahlen
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* Copyright (C) 2004 David Buechi, Michael Meier
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* Zuercher Hochschule Winterthur
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* RCSID $Id: smartcard.h,v 1.14 2005/11/06 22:55:41 as Exp $
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*/
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#ifndef _SMARTCARD_H
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#define _SMARTCARD_H
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#include "certs.h"
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#define SCX_TOKEN "%smartcard"
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#define SCX_CERT_CACHE_INTERVAL 60 /* seconds */
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#define SCX_MAX_PIN_TRIALS 3
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/* smartcard operations */
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typedef enum {
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SC_OP_NONE = 0,
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SC_OP_ENCRYPT = 1,
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SC_OP_DECRYPT = 2,
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SC_OP_SIGN = 3,
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} sc_op_t;
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/* smartcard record */
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typedef struct smartcard smartcard_t;
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struct smartcard {
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smartcard_t *next;
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time_t last_load;
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cert_t last_cert;
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int count;
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int number;
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unsigned long slot;
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char *id;
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char *label;
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chunk_t pin;
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bool pinpad;
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bool valid;
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bool session_opened;
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bool logged_in;
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bool any_slot;
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long session;
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};
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extern const smartcard_t empty_sc;
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/* keep a PKCS#11 login during the lifetime of pluto
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* flag set in plutomain.c and used in ipsec_doi.c and ocsp.c
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*/
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extern bool pkcs11_keep_state;
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/* allow other applications access to pluto's PKCS#11 interface
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* via whack. Could be used e.g. for disk encryption
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*/
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extern bool pkcs11_proxy;
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extern smartcard_t* scx_parse_number_slot_id(const char *number_slot_id);
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extern void scx_init(const char *module);
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extern void scx_finalize(void);
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extern bool scx_establish_context(smartcard_t *sc);
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extern bool scx_login(smartcard_t *sc);
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extern bool scx_on_smartcard(const char *filename);
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extern bool scx_load_cert(const char *filename, smartcard_t **scp
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, cert_t *cert, bool *cached);
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extern bool scx_verify_pin(smartcard_t *sc);
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extern void scx_share(smartcard_t *sc);
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extern bool scx_sign_hash(smartcard_t *sc, const u_char *in, size_t inlen
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, u_char *out, size_t outlen);
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extern bool scx_encrypt(smartcard_t *sc, const u_char *in, size_t inlen
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, u_char *out, size_t *outlen);
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extern bool scx_decrypt(smartcard_t *sc, const u_char *in, size_t inlen
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, u_char *out, size_t *outlen);
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extern bool scx_op_via_whack(const char* msg, int inbase, int outbase
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, sc_op_t op, const char *keyid, int whackfd);
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extern bool scx_get_pin(smartcard_t *sc, int whackfd);
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extern size_t scx_get_keylength(smartcard_t *sc);
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extern smartcard_t* scx_add(smartcard_t *sc);
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extern smartcard_t* scx_get(x509cert_t *cert);
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extern void scx_release(smartcard_t *sc);
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extern void scx_release_context(smartcard_t *sc);
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extern void scx_free_pin(chunk_t *pin);
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extern void scx_free(smartcard_t *sc);
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extern void scx_list(bool utc);
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extern char *scx_print_slot(smartcard_t *sc, const char *whitespace);
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#endif /* _SMARTCARD_H */
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