gnupg/g10/cardglue.h

105 lines
3.3 KiB
C

/* call-agent.h - Divert operations to the agent
* Copyright (C) 2003 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GnuPG 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef GNUPG_G10_CARDGLUE_H
#define GNUPG_G10_CARDGLUE_H
#ifdef ENABLE_CARD_SUPPORT
/*
Note, that most card related code has been taken from 1.9.x branch
and is maintained over there if at all possible. Thus, if you make
changes here, please check that a similar change has been commited
to the 1.9.x branch.
*/
struct agent_card_info_s {
int error; /* private. */
char *serialno; /* malloced hex string. */
char *disp_name; /* malloced. */
char *disp_lang; /* malloced. */
int disp_sex; /* 0 = unspecified, 1 = male, 2 = female */
char *pubkey_url; /* malloced. */
char *login_data; /* malloced. */
char fpr1valid;
char fpr2valid;
char fpr3valid;
char fpr1[20];
char fpr2[20];
char fpr3[20];
unsigned long sig_counter;
int chv1_cached; /* True if a PIN is not required for each
signing. Note that the gpg-agent might cache
it anyway. */
int chvmaxlen[3]; /* Maximum allowed length of a CHV. */
int chvretry[3]; /* Allowed retries for the CHV; 0 = blocked. */
};
struct agent_card_genkey_s {
char fprvalid;
char fpr[20];
u32 created_at;
MPI n;
MPI e;
};
char *serialno_and_fpr_from_sk (const unsigned char *sn, size_t snlen,
PKT_secret_key *sk);
/* Release the card info structure. */
void agent_release_card_info (struct agent_card_info_s *info);
/* Return card info. */
int agent_learn (struct agent_card_info_s *info);
/* Check whether the secret key for the key identified by HEXKEYGRIP
is available. Return 0 for yes or an error code. */
int agent_havekey (const char *hexkeygrip);
/* Send a SETATTR command to the SCdaemon. */
int agent_scd_setattr (const char *name,
const unsigned char *value, size_t valuelen);
/* Send a GENKEY command to the SCdaemon. */
int agent_scd_genkey (struct agent_card_genkey_s *info, int keyno, int force);
/* Send a PKSIGN command to the SCdaemon. */
int agent_scd_pksign (const char *keyid, int hashalgo,
const unsigned char *indata, size_t indatalen,
char **r_buf, size_t *r_buflen);
/* Send a PKDECRYPT command to the SCdaemon. */
int agent_scd_pkdecrypt (const char *serialno,
const unsigned char *indata, size_t indatalen,
char **r_buf, size_t *r_buflen);
/* Change the PIN of an OpenPGP card or reset the retry counter. */
int agent_scd_change_pin (int chvno);
#endif /*ENABLE_CARD_SUPPORT*/
#endif /*GNUPG_G10_CARDGLUE_H*/