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/* scdaemon.h - Global definitions for the SCdaemon
* Copyright (C) 2001, 2002, 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 SCDAEMON_H
#define SCDAEMON_H
#ifdef GPG_ERR_SOURCE_DEFAULT
#error GPG_ERR_SOURCE_DEFAULT already defined
#endif
#define GPG_ERR_SOURCE_DEFAULT GPG_ERR_SOURCE_SCD
#include <gpg-error.h>
#include <errno.h>
#include <time.h>
#include <gcrypt.h>
#include "../common/util.h"
#include "../common/errors.h"
/* Convenience funcion to be used instead of returning the old
GNUPG_Out_Of_Core. */
static __inline__ gpg_error_t
out_of_core (void)
{
return gpg_error (gpg_err_code_from_errno (errno));
}
#define MAX_DIGEST_LEN 24
/* A large struct name "opt" to keep global flags */
struct {
unsigned int debug; /* debug flags (DBG_foo_VALUE) */
int debug_sc; /* OpenSC debug level */
int verbose; /* verbosity level */
int quiet; /* be as quiet as possible */
int dry_run; /* don't change any persistent data */
int batch; /* batch mode */
const char *homedir; /* configuration directory name */
const char *ctapi_driver; /* Library to access the ctAPI. */
const char *pcsc_driver; /* Library to access the PC/SC system. */
int disable_opensc; /* Disable the use of the OpenSC framework. */
int disable_ccid; /* Disable the use of the internal CCID driver. */
int allow_admin; /* Allow the use of admin commands for certain
cards. */
} opt;
#define DBG_COMMAND_VALUE 1 /* debug commands i/o */
#define DBG_MPI_VALUE 2 /* debug mpi details */
#define DBG_CRYPTO_VALUE 4 /* debug low level crypto */
#define DBG_MEMORY_VALUE 32 /* debug memory allocation stuff */
#define DBG_CACHE_VALUE 64 /* debug the caching */
#define DBG_MEMSTAT_VALUE 128 /* show memory statistics */
#define DBG_HASHING_VALUE 512 /* debug hashing operations */
#define DBG_ASSUAN_VALUE 1024
#define DBG_CARD_IO_VALUE 2048
#define DBG_COMMAND (opt.debug & DBG_COMMAND_VALUE)
#define DBG_CRYPTO (opt.debug & DBG_CRYPTO_VALUE)
#define DBG_MEMORY (opt.debug & DBG_MEMORY_VALUE)
#define DBG_CACHE (opt.debug & DBG_CACHE_VALUE)
#define DBG_HASHING (opt.debug & DBG_HASHING_VALUE)
#define DBG_ASSUAN (opt.debug & DBG_ASSUAN_VALUE)
#define DBG_CARD_IO (opt.debug & DBG_CARD_IO_VALUE)
struct server_local_s;
struct card_ctx_s;
struct app_ctx_s;
struct server_control_s {
struct server_local_s *server_local;
struct card_ctx_s *card_ctx;
struct app_ctx_s *app_ctx;
struct {
unsigned char *value;
int valuelen;
} in_data; /* helper to store the value we are going to sign */
};
typedef struct server_control_s *CTRL;
typedef struct card_ctx_s *CARD;
typedef struct app_ctx_s *APP;
/*-- scdaemon.c --*/
void scd_exit (int rc);
void scd_init_default_ctrl (CTRL ctrl);
/*-- command.c --*/
void scd_command_handler (int);
void send_status_info (CTRL ctrl, const char *keyword, ...);
/*-- card.c --*/
int card_open (CARD *rcard);
void card_close (CARD card);
int card_get_serial_and_stamp (CARD card, char **serial, time_t *stamp);
int card_enum_keypairs (CARD card, int idx,
unsigned char *keygrip,
char **keyid);
int card_enum_certs (CARD card, int idx, char **certid, int *certtype);
int card_read_cert (CARD card, const char *certidstr,
unsigned char **cert, size_t *ncert);
int card_sign (CARD card,
const char *keyidstr, int hashalgo,
int (pincb)(void*, const char *, char **),
void *pincb_arg,
const void *indata, size_t indatalen,
unsigned char **outdata, size_t *outdatalen );
int card_decipher (CARD card, const char *keyidstr,
int (pincb)(void*, const char *, char **),
void *pincb_arg,
const void *indata, size_t indatalen,
unsigned char **outdata, size_t *outdatalen);
#endif /*SCDAEMON_H*/
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