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Diffstat (limited to 'scd/scdaemon.h')
| -rw-r--r-- | scd/scdaemon.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/scd/scdaemon.h b/scd/scdaemon.h new file mode 100644 index 0000000..bb7c1b0 --- /dev/null +++ b/scd/scdaemon.h @@ -0,0 +1,145 @@ +/* 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 3 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, see <https://www.gnu.org/licenses/>. + */ + +#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 <time.h> +#include <gcrypt.h> +#include "../common/util.h" +#include "../common/sysutils.h" +#include "app-common.h" + + +/* To convey some special hash algorithms we use algorithm numbers + reserved for application use. */ +#ifndef GCRY_MODULE_ID_USER +#define GCRY_MODULE_ID_USER 1024 +#endif +#define MD_USER_TLS_MD5SHA1 (GCRY_MODULE_ID_USER+1) + +/* Maximum length of a digest. */ +#define MAX_DIGEST_LEN 64 + + + +/* A large struct name "opt" to keep global flags. */ +EXTERN_UNLESS_MAIN_MODULE +struct +{ + unsigned int debug; /* Debug flags (DBG_foo_VALUE). */ + 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 *ctapi_driver; /* Library to access the ctAPI. */ + const char *pcsc_driver; /* Library to access the PC/SC system. */ + const char *reader_port; /* NULL or reder port to use. */ + int disable_ccid; /* Disable the use of the internal CCID driver. */ + int disable_pinpad; /* Do not use a pinpad. */ + int enable_pinpad_varlen; /* Use variable length input for pinpad. */ + int allow_admin; /* Allow the use of admin commands for certain + cards. */ + int pcsc_shared; /* Use shared PC/SC access. */ + strlist_t disabled_applications; /* Card applications we do not + want to use. */ + unsigned long card_timeout; /* Disconnect after N seconds of inactivity. */ +} opt; + + +#define DBG_MPI_VALUE 2 /* debug mpi details */ +#define DBG_CRYPTO_VALUE 4 /* debug low level crypto */ +#define DBG_CARD_VALUE 16 /* debug card info */ +#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_IPC_VALUE 1024 +#define DBG_CARD_IO_VALUE 2048 /* debug card I/O (e.g. APDUs). */ +#define DBG_READER_VALUE 4096 /* Trace reader related functions. */ + +#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_IPC (opt.debug & DBG_IPC_VALUE) +#define DBG_CARD (opt.debug & DBG_CARD_VALUE) +#define DBG_CARD_IO (opt.debug & DBG_CARD_IO_VALUE) +#define DBG_READER (opt.debug & DBG_READER_VALUE) + +struct server_local_s; +struct app_ctx_s; + +struct server_control_s +{ + /* Private data used to fire up the connection thread. We use this + structure do avoid an extra allocation for just a few bytes. */ + struct { + gnupg_fd_t fd; + } thread_startup; + + /* Local data of the server; used only in command.c. */ + struct server_local_s *server_local; + + /* The application context used with this connection or NULL if none + associated. Note that this is shared with the other connections: + All connections accessing the same reader are using the same + application context. */ + struct app_ctx_s *app_ctx; + + /* Helper to store the value we are going to sign */ + struct + { + unsigned char *value; + int valuelen; + } in_data; +}; + + +/*-- scdaemon.c --*/ +void scd_exit (int rc); +const char *scd_get_socket_name (void); + +/*-- command.c --*/ +gpg_error_t initialize_module_command (void); +int scd_command_handler (ctrl_t, int); +void send_keyinfo (ctrl_t ctrl, int data, const char *keygrip_str, + const char *serialno, const char *idstr); +void send_status_info (ctrl_t ctrl, const char *keyword, ...) + GPGRT_ATTR_SENTINEL(1); +gpg_error_t send_status_direct (ctrl_t ctrl, const char *keyword, + const char *args); +gpg_error_t send_status_printf (ctrl_t ctrl, const char *keyword, + const char *format, ...) GPGRT_ATTR_PRINTF(3,4); + +void popup_prompt (void *opaque, int on); +void send_client_notifications (app_t app, int removal); +void scd_kick_the_loop (void); +int get_active_connection_count (void); + +/*-- app.c --*/ +int scd_update_reader_status_file (void); + +#endif /*SCDAEMON_H*/ |