mirror of
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734 lines
30 KiB
C
734 lines
30 KiB
C
/* agent.h - Global definitions for the agent
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* Copyright (C) 2001, 2002, 2003, 2005, 2011 Free Software Foundation, Inc.
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* Copyright (C) 2015 g10 Code GmbH.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef AGENT_H
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#define AGENT_H
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#ifdef GPG_ERR_SOURCE_DEFAULT
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#error GPG_ERR_SOURCE_DEFAULT already defined
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#endif
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#define GPG_ERR_SOURCE_DEFAULT GPG_ERR_SOURCE_GPGAGENT
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#include <gpg-error.h>
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#define map_assuan_err(a) \
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map_assuan_err_with_source (GPG_ERR_SOURCE_DEFAULT, (a))
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#include <errno.h>
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#include <assuan.h>
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#include <gcrypt.h>
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#include "../common/util.h"
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#include "../common/membuf.h"
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#include "../common/sysutils.h" /* (gnupg_fd_t) */
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#include "../common/session-env.h"
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#include "../common/shareddefs.h"
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/* To convey some special hash algorithms we use algorithm numbers
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reserved for application use. */
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#ifndef GCRY_MODULE_ID_USER
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#define GCRY_MODULE_ID_USER 1024
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#endif
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#define MD_USER_TLS_MD5SHA1 (GCRY_MODULE_ID_USER+1)
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/* Maximum length of a digest. */
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#define MAX_DIGEST_LEN 64
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/* The maximum length of a passphrase (in bytes). Note: this is
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further constrained by the Assuan line length (and any other text on
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the same line). However, the Assuan line length is 1k bytes so
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this shouldn't be a problem in practice. */
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#define MAX_PASSPHRASE_LEN 255
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/* The daemons we support. When you add a new daemon, add to
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both the daemon_type and the daemon_modules array in call-daemon.c */
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enum daemon_type
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{
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DAEMON_SCD,
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DAEMON_TPM2D,
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DAEMON_MAX_TYPE
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};
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/* A large struct name "opt" to keep global flags */
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EXTERN_UNLESS_MAIN_MODULE
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struct
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{
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unsigned int debug; /* Debug flags (DBG_foo_VALUE) */
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int verbose; /* Verbosity level */
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int quiet; /* Be as quiet as possible */
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int dry_run; /* Don't change any persistent data */
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int batch; /* Batch mode */
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/* True if we handle sigusr2. */
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int sigusr2_enabled;
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/* Environment settings gathered at program start or changed using the
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Assuan command UPDATESTARTUPTTY. */
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session_env_t startup_env;
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char *startup_lc_ctype;
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char *startup_lc_messages;
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/* Enable pinentry debugging (--debug 1024 should also be used). */
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int debug_pinentry;
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/* Filename of the program to start as pinentry. */
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const char *pinentry_program;
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/* Filename of the program to handle daemon tasks. */
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const char *daemon_program[DAEMON_MAX_TYPE];
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int disable_daemon[DAEMON_MAX_TYPE]; /* Never use the daemon. */
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int no_grab; /* Don't let the pinentry grab the keyboard */
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/* The name of the file pinentry shall touch before exiting. If
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this is not set the file name of the standard socket is used. */
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const char *pinentry_touch_file;
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/* A string where the first character is used by the pinentry as a
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custom invisible character. */
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char *pinentry_invisible_char;
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/* The timeout value for the Pinentry in seconds. This is passed to
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the pinentry if it is not 0. It is up to the pinentry to act
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upon this timeout value. */
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unsigned long pinentry_timeout;
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/* The default and maximum TTL of cache entries. */
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unsigned long def_cache_ttl; /* Default. */
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unsigned long def_cache_ttl_ssh; /* for SSH. */
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unsigned long max_cache_ttl; /* Default. */
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unsigned long max_cache_ttl_ssh; /* for SSH. */
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/* Flag disallowing bypassing of the warning. */
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int enforce_passphrase_constraints;
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/* The require minmum length of a passphrase. */
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unsigned int min_passphrase_len;
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/* The minimum number of non-alpha characters in a passphrase. */
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unsigned int min_passphrase_nonalpha;
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/* File name with a patternfile or NULL if not enabled. */
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const char *check_passphrase_pattern;
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/* If not 0 the user is asked to change his passphrase after these
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number of days. */
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unsigned int max_passphrase_days;
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/* If set, a passphrase history will be written and checked at each
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passphrase change. */
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int enable_passphrase_history;
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/* If set the extended key format is used for new keys. Note that
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* this may have the value 2 in which case
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* --disable-extended-key-format won't have any effect and thus
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* effectivley locking it. This is required to support existing
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* profiles which lock the use of --enable-extended-key-format. */
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int enable_extended_key_format;
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int running_detached; /* We are running detached from the tty. */
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/* If this global option is true, the passphrase cache is ignored
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for signing operations. */
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int ignore_cache_for_signing;
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/* If this global option is true, the user is allowed to
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interactively mark certificate in trustlist.txt as trusted. */
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int allow_mark_trusted;
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/* If this global option is true, the Assuan command
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PRESET_PASSPHRASE is allowed. */
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int allow_preset_passphrase;
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/* If this global option is true, the Assuan option
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pinentry-mode=loopback is allowed. */
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int allow_loopback_pinentry;
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/* Allow the use of an external password cache. If this option is
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enabled (which is the default) we send an option to Pinentry
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to allow it to enable such a cache. */
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int allow_external_cache;
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/* If this global option is true, the Assuan option of Pinentry
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allow-emacs-prompt is allowed. */
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int allow_emacs_pinentry;
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int keep_tty; /* Don't switch the TTY (for pinentry) on request */
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int keep_display; /* Don't switch the DISPLAY (for pinentry) on request */
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/* This global option indicates the use of an extra socket. Note
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that we use a hack for cleanup handling in gpg-agent.c: If the
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value is less than 2 the name has not yet been malloced. */
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int extra_socket;
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/* This global option indicates the use of an extra socket for web
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browsers. Note that we use a hack for cleanup handling in
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gpg-agent.c: If the value is less than 2 the name has not yet
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been malloced. */
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int browser_socket;
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/* The digest algorithm to use for ssh fingerprints when
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* communicating with the user. */
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int ssh_fingerprint_digest;
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/* The value of the option --s2k-count. If this option is not given
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* or 0 an auto-calibrated value is used. */
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unsigned long s2k_count;
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} opt;
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/* Bit values for the --debug option. */
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#define DBG_MPI_VALUE 2 /* debug mpi details */
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#define DBG_CRYPTO_VALUE 4 /* debug low level crypto */
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#define DBG_MEMORY_VALUE 32 /* debug memory allocation stuff */
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#define DBG_CACHE_VALUE 64 /* debug the caching */
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#define DBG_MEMSTAT_VALUE 128 /* show memory statistics */
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#define DBG_HASHING_VALUE 512 /* debug hashing operations */
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#define DBG_IPC_VALUE 1024 /* Enable Assuan debugging. */
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/* Test macros for the debug option. */
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#define DBG_CRYPTO (opt.debug & DBG_CRYPTO_VALUE)
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#define DBG_MEMORY (opt.debug & DBG_MEMORY_VALUE)
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#define DBG_CACHE (opt.debug & DBG_CACHE_VALUE)
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#define DBG_HASHING (opt.debug & DBG_HASHING_VALUE)
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#define DBG_IPC (opt.debug & DBG_IPC_VALUE)
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/* Forward reference for local definitions in command.c. */
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struct server_local_s;
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/* Declaration of objects from command-ssh.c. */
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struct ssh_control_file_s;
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typedef struct ssh_control_file_s *ssh_control_file_t;
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/* Forward reference for local definitions in call-scd.c. */
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struct daemon_local_s;
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/* Collection of data per session (aka connection). */
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struct server_control_s
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{
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/* Private data used to fire up the connection thread. We use this
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structure do avoid an extra allocation for only a few bytes while
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spawning a new connection thread. */
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struct {
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gnupg_fd_t fd;
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} thread_startup;
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/* Flag indicating the connection is run in restricted mode.
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A value of 1 if used for --extra-socket,
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a value of 2 is used for --browser-socket. */
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int restricted;
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/* Private data of the server (command.c). */
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struct server_local_s *server_local;
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/* Private data of the daemon (call-XXX.c). */
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struct daemon_local_s *d_local[DAEMON_MAX_TYPE];
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/* Environment settings for the connection. */
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session_env_t session_env;
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char *lc_ctype;
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char *lc_messages;
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unsigned long client_pid;
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int client_uid;
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/* The current pinentry mode. */
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pinentry_mode_t pinentry_mode;
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/* The TTL used for the --preset option of certain commands. */
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int cache_ttl_opt_preset;
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/* Information on the currently used digest (for signing commands). */
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struct {
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char *data; /* NULL or malloced data of length VALUELEN. If
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this is set the other fields are ignored. Used
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for PureEdDSA and RSA with PSS (in which case
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data_is_pss is also set). */
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int valuelen;
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int algo;
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unsigned char value[MAX_DIGEST_LEN];
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unsigned int raw_value: 1;
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unsigned int is_pss: 1; /* DATA holds PSS formated data. */
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} digest;
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unsigned char keygrip[20];
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int have_keygrip;
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/* A flag to enable a hack to send the PKAUTH command instead of the
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PKSIGN command to the scdaemon. */
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int use_auth_call;
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/* A flag to inhibit enforced passphrase change during an explicit
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passwd command. */
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int in_passwd;
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/* The current S2K which might be different from the calibrated
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count. */
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unsigned long s2k_count;
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/* If pinentry is active for this thread. It can be more than 1,
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when pinentry is called recursively. */
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int pinentry_active;
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};
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/* Status of pinentry. */
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enum
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{
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PINENTRY_STATUS_CLOSE_BUTTON = 1 << 0,
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PINENTRY_STATUS_PIN_REPEATED = 1 << 8,
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PINENTRY_STATUS_PASSWORD_FROM_CACHE = 1 << 9
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};
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/* Information pertaining to pinentry requests. */
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struct pin_entry_info_s
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{
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int min_digits; /* min. number of digits required or 0 for freeform entry */
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int max_digits; /* max. number of allowed digits allowed*/
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int max_tries; /* max. number of allowed tries. */
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int failed_tries; /* Number of tries so far failed. */
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int with_qualitybar; /* Set if the quality bar should be displayed. */
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int with_repeat; /* Request repetition of the passphrase. */
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int repeat_okay; /* Repetition worked. */
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unsigned int status; /* Status. */
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gpg_error_t (*check_cb)(struct pin_entry_info_s *); /* CB used to check
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the PIN */
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void *check_cb_arg; /* optional argument which might be of use in the CB */
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const char *cb_errtext; /* used by the cb to display a specific error */
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size_t max_length; /* Allocated length of the buffer PIN. */
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char pin[1]; /* The buffer to hold the PIN or passphrase.
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It's actual allocated length is given by
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MAX_LENGTH (above). */
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};
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/* Types of the private keys. */
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enum
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{
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PRIVATE_KEY_UNKNOWN = 0, /* Type of key is not known. */
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PRIVATE_KEY_CLEAR = 1, /* The key is not protected. */
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PRIVATE_KEY_PROTECTED = 2, /* The key is protected. */
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PRIVATE_KEY_SHADOWED = 3, /* The key is a stub for a smartcard
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based key. */
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PROTECTED_SHARED_SECRET = 4, /* RFU. */
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PRIVATE_KEY_OPENPGP_NONE = 5 /* openpgp-native with protection "none". */
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};
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/* Values for the cache_mode arguments. */
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typedef enum
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{
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CACHE_MODE_IGNORE = 0, /* Special mode to bypass the cache. */
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CACHE_MODE_ANY, /* Any mode except ignore and data matches. */
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CACHE_MODE_NORMAL, /* Normal cache (gpg-agent). */
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CACHE_MODE_USER, /* GET_PASSPHRASE related cache. */
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CACHE_MODE_SSH, /* SSH related cache. */
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CACHE_MODE_NONCE, /* This is a non-predictable nonce. */
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CACHE_MODE_PIN, /* PINs stored/retrieved by scdaemon. */
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CACHE_MODE_DATA /* Arbitrary data. */
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}
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cache_mode_t;
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/* The TTL is seconds used for adding a new nonce mode cache item. */
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#define CACHE_TTL_NONCE 120
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/* The TTL in seconds used by the --preset option of some commands.
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This is the default value changeable by an OPTION command. */
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#define CACHE_TTL_OPT_PRESET 900
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/* The type of a function to lookup a TTL by a keygrip. */
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typedef int (*lookup_ttl_t)(const char *hexgrip);
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/* This is a special version of the usual _() gettext macro. It
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assumes a server connection control variable with the name "ctrl"
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and uses that to translate a string according to the locale set for
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the connection. The macro LunderscoreIMPL is used by i18n to
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actually define the inline function when needed. */
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#if defined (ENABLE_NLS) || defined (USE_SIMPLE_GETTEXT)
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#define L_(a) agent_Lunderscore (ctrl, (a))
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#define LunderscorePROTO \
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static inline const char *agent_Lunderscore (ctrl_t ctrl, \
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const char *string) \
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GNUPG_GCC_ATTR_FORMAT_ARG(2);
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#define LunderscoreIMPL \
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static inline const char * \
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agent_Lunderscore (ctrl_t ctrl, const char *string) \
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{ \
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return ctrl? i18n_localegettext (ctrl->lc_messages, string) \
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/* */: gettext (string); \
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}
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#else
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#define L_(a) (a)
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#endif
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/* Information from scdaemon for card keys. */
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struct card_key_info_s
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{
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struct card_key_info_s *next;
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char keygrip[41];
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char *serialno;
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char *idstr;
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};
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/*-- gpg-agent.c --*/
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void agent_exit (int rc)
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GPGRT_ATTR_NORETURN; /* Also implemented in other tools */
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void agent_set_progress_cb (void (*cb)(ctrl_t ctrl, const char *what,
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int printchar, int current, int total),
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ctrl_t ctrl);
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gpg_error_t agent_copy_startup_env (ctrl_t ctrl);
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const char *get_agent_socket_name (void);
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const char *get_agent_ssh_socket_name (void);
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int get_agent_active_connection_count (void);
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#ifdef HAVE_W32_SYSTEM
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void *get_agent_daemon_notify_event (void);
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#endif
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void agent_sighup_action (void);
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int map_pk_openpgp_to_gcry (int openpgp_algo);
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/*-- command.c --*/
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gpg_error_t agent_inq_pinentry_launched (ctrl_t ctrl, unsigned long pid,
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const char *extra);
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gpg_error_t agent_write_status (ctrl_t ctrl, const char *keyword, ...)
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GPGRT_ATTR_SENTINEL(0);
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gpg_error_t agent_print_status (ctrl_t ctrl, const char *keyword,
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const char *format, ...)
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GPGRT_ATTR_PRINTF(3,4);
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void bump_key_eventcounter (void);
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void bump_card_eventcounter (void);
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void start_command_handler (ctrl_t, gnupg_fd_t, gnupg_fd_t);
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gpg_error_t pinentry_loopback (ctrl_t, const char *keyword,
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unsigned char **buffer, size_t *size,
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size_t max_length);
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gpg_error_t pinentry_loopback_confirm (ctrl_t ctrl, const char *desc,
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int ask_confirmation,
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const char *ok, const char *notok);
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#ifdef HAVE_W32_SYSTEM
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int serve_mmapped_ssh_request (ctrl_t ctrl,
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unsigned char *request, size_t maxreqlen);
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#endif /*HAVE_W32_SYSTEM*/
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/*-- command-ssh.c --*/
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ssh_control_file_t ssh_open_control_file (void);
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void ssh_close_control_file (ssh_control_file_t cf);
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gpg_error_t ssh_read_control_file (ssh_control_file_t cf,
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char *r_hexgrip, int *r_disabled,
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int *r_ttl, int *r_confirm);
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gpg_error_t ssh_search_control_file (ssh_control_file_t cf,
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const char *hexgrip,
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int *r_disabled,
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int *r_ttl, int *r_confirm);
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void start_command_handler_ssh (ctrl_t, gnupg_fd_t);
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/*-- findkey.c --*/
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gpg_error_t agent_modify_description (const char *in, const char *comment,
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const gcry_sexp_t key, char **result);
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int agent_write_private_key (const unsigned char *grip,
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const void *buffer, size_t length, int force,
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const char *serialno, const char *keyref,
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time_t timestamp);
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gpg_error_t agent_key_from_file (ctrl_t ctrl,
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const char *cache_nonce,
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const char *desc_text,
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const unsigned char *grip,
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unsigned char **shadow_info,
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cache_mode_t cache_mode,
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lookup_ttl_t lookup_ttl,
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gcry_sexp_t *result,
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char **r_passphrase);
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gpg_error_t agent_raw_key_from_file (ctrl_t ctrl, const unsigned char *grip,
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gcry_sexp_t *result);
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gpg_error_t agent_public_key_from_file (ctrl_t ctrl,
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const unsigned char *grip,
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gcry_sexp_t *result);
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int agent_pk_get_algo (gcry_sexp_t s_key);
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int agent_is_tpm2_key(gcry_sexp_t s_key);
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int agent_key_available (const unsigned char *grip);
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gpg_error_t agent_key_info_from_file (ctrl_t ctrl, const unsigned char *grip,
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int *r_keytype,
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unsigned char **r_shadow_info,
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unsigned char **r_shadow_info_type);
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gpg_error_t agent_delete_key (ctrl_t ctrl, const char *desc_text,
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const unsigned char *grip,
|
|
int force, int only_stubs);
|
|
|
|
/*-- call-pinentry.c --*/
|
|
void initialize_module_call_pinentry (void);
|
|
void agent_query_dump_state (void);
|
|
void agent_reset_query (ctrl_t ctrl);
|
|
int pinentry_active_p (ctrl_t ctrl, int waitseconds);
|
|
gpg_error_t agent_askpin (ctrl_t ctrl,
|
|
const char *desc_text, const char *prompt_text,
|
|
const char *inital_errtext,
|
|
struct pin_entry_info_s *pininfo,
|
|
const char *keyinfo, cache_mode_t cache_mode);
|
|
int agent_get_passphrase (ctrl_t ctrl, char **retpass,
|
|
const char *desc, const char *prompt,
|
|
const char *errtext, int with_qualitybar,
|
|
const char *keyinfo, cache_mode_t cache_mode,
|
|
struct pin_entry_info_s *pininfo);
|
|
int agent_get_confirmation (ctrl_t ctrl, const char *desc, const char *ok,
|
|
const char *notokay, int with_cancel);
|
|
int agent_show_message (ctrl_t ctrl, const char *desc, const char *ok_btn);
|
|
int agent_popup_message_start (ctrl_t ctrl,
|
|
const char *desc, const char *ok_btn);
|
|
void agent_popup_message_stop (ctrl_t ctrl);
|
|
int agent_clear_passphrase (ctrl_t ctrl,
|
|
const char *keyinfo, cache_mode_t cache_mode);
|
|
|
|
/*-- cache.c --*/
|
|
void initialize_module_cache (void);
|
|
void deinitialize_module_cache (void);
|
|
void agent_cache_housekeeping (void);
|
|
void agent_flush_cache (int pincache_only);
|
|
int agent_put_cache (ctrl_t ctrl, const char *key, cache_mode_t cache_mode,
|
|
const char *data, int ttl);
|
|
char *agent_get_cache (ctrl_t ctrl, const char *key, cache_mode_t cache_mode);
|
|
void agent_store_cache_hit (const char *key);
|
|
|
|
|
|
/*-- pksign.c --*/
|
|
gpg_error_t agent_pksign_do (ctrl_t ctrl, const char *cache_nonce,
|
|
const char *desc_text,
|
|
gcry_sexp_t *signature_sexp,
|
|
cache_mode_t cache_mode, lookup_ttl_t lookup_ttl,
|
|
const void *overridedata, size_t overridedatalen);
|
|
gpg_error_t agent_pksign (ctrl_t ctrl, const char *cache_nonce,
|
|
const char *desc_text,
|
|
membuf_t *outbuf, cache_mode_t cache_mode);
|
|
|
|
/*-- pkdecrypt.c --*/
|
|
gpg_error_t agent_pkdecrypt (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *ciphertext, size_t ciphertextlen,
|
|
membuf_t *outbuf, int *r_padding);
|
|
|
|
/*-- genkey.c --*/
|
|
int check_passphrase_constraints (ctrl_t ctrl, const char *pw, int no_empty,
|
|
char **failed_constraint);
|
|
gpg_error_t agent_ask_new_passphrase (ctrl_t ctrl, const char *prompt,
|
|
char **r_passphrase);
|
|
int agent_genkey (ctrl_t ctrl, const char *cache_nonce, time_t timestamp,
|
|
const char *keyparam, size_t keyparmlen,
|
|
int no_protection, const char *override_passphrase,
|
|
int preset, membuf_t *outbuf);
|
|
gpg_error_t agent_protect_and_store (ctrl_t ctrl, gcry_sexp_t s_skey,
|
|
char **passphrase_addr);
|
|
|
|
/*-- protect.c --*/
|
|
void set_s2k_calibration_time (unsigned int milliseconds);
|
|
unsigned long get_calibrated_s2k_count (void);
|
|
unsigned long get_standard_s2k_count (void);
|
|
unsigned char get_standard_s2k_count_rfc4880 (void);
|
|
unsigned long get_standard_s2k_time (void);
|
|
int agent_protect (const unsigned char *plainkey, const char *passphrase,
|
|
unsigned char **result, size_t *resultlen,
|
|
unsigned long s2k_count, int use_ocb);
|
|
gpg_error_t agent_unprotect (ctrl_t ctrl,
|
|
const unsigned char *protectedkey, const char *passphrase,
|
|
gnupg_isotime_t protected_at,
|
|
unsigned char **result, size_t *resultlen);
|
|
int agent_private_key_type (const unsigned char *privatekey);
|
|
unsigned char *make_shadow_info (const char *serialno, const char *idstring);
|
|
int agent_shadow_key (const unsigned char *pubkey,
|
|
const unsigned char *shadow_info,
|
|
unsigned char **result);
|
|
int agent_shadow_key_type (const unsigned char *pubkey,
|
|
const unsigned char *shadow_info,
|
|
const unsigned char *type,
|
|
unsigned char **result);
|
|
gpg_error_t agent_get_shadow_info (const unsigned char *shadowkey,
|
|
unsigned char const **shadow_info);
|
|
gpg_error_t agent_get_shadow_info_type (const unsigned char *shadowkey,
|
|
unsigned char const **shadow_info,
|
|
unsigned char **shadow_type);
|
|
gpg_error_t parse_shadow_info (const unsigned char *shadow_info,
|
|
char **r_hexsn, char **r_idstr, int *r_pinlen);
|
|
gpg_error_t s2k_hash_passphrase (const char *passphrase, int hashalgo,
|
|
int s2kmode,
|
|
const unsigned char *s2ksalt,
|
|
unsigned int s2kcount,
|
|
unsigned char *key, size_t keylen);
|
|
gpg_error_t agent_write_shadow_key (const unsigned char *grip,
|
|
const char *serialno, const char *keyid,
|
|
const unsigned char *pkbuf, int force);
|
|
|
|
|
|
/*-- trustlist.c --*/
|
|
void initialize_module_trustlist (void);
|
|
gpg_error_t agent_istrusted (ctrl_t ctrl, const char *fpr, int *r_disabled);
|
|
gpg_error_t agent_listtrusted (void *assuan_context);
|
|
gpg_error_t agent_marktrusted (ctrl_t ctrl, const char *name,
|
|
const char *fpr, int flag);
|
|
void agent_reload_trustlist (void);
|
|
|
|
/*-- divert-tpm2.c --*/
|
|
#ifdef HAVE_LIBTSS
|
|
int divert_tpm2_pksign (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *digest, size_t digestlen, int algo,
|
|
const unsigned char *shadow_info, unsigned char **r_sig,
|
|
size_t *r_siglen);
|
|
int divert_tpm2_pkdecrypt (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *cipher,
|
|
const unsigned char *shadow_info,
|
|
char **r_buf, size_t *r_len, int *r_padding);
|
|
int divert_tpm2_writekey (ctrl_t ctrl, const unsigned char *grip,
|
|
gcry_sexp_t s_skey);
|
|
#else /*!HAVE_LIBTSS*/
|
|
static inline int
|
|
divert_tpm2_pksign (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *digest,
|
|
size_t digestlen, int algo,
|
|
const unsigned char *shadow_info,
|
|
unsigned char **r_sig,
|
|
size_t *r_siglen)
|
|
{
|
|
(void)ctrl; (void)desc_text; (void)digest; (void)digestlen;
|
|
(void)algo; (void)shadow_info; (void)r_sig; (void)r_siglen;
|
|
return gpg_error (GPG_ERR_NOT_SUPPORTED);
|
|
}
|
|
static inline int
|
|
divert_tpm2_pkdecrypt (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *cipher,
|
|
const unsigned char *shadow_info,
|
|
char **r_buf, size_t *r_len,
|
|
int *r_padding)
|
|
{
|
|
(void)ctrl; (void)desc_text; (void)cipher; (void)shadow_info;
|
|
(void)r_buf; (void)r_len; (void)r_padding;
|
|
return gpg_error (GPG_ERR_NOT_SUPPORTED);
|
|
}
|
|
static inline int
|
|
divert_tpm2_writekey (ctrl_t ctrl, const unsigned char *grip,
|
|
gcry_sexp_t s_skey)
|
|
{
|
|
(void)ctrl; (void)grip; (void)s_skey;
|
|
return gpg_error (GPG_ERR_NOT_SUPPORTED);
|
|
}
|
|
#endif /*!HAVE_LIBTSS*/
|
|
|
|
|
|
|
|
/*-- divert-scd.c --*/
|
|
int divert_pksign (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *grip,
|
|
const unsigned char *digest, size_t digestlen, int algo,
|
|
const unsigned char *shadow_info, unsigned char **r_sig,
|
|
size_t *r_siglen);
|
|
int divert_pkdecrypt (ctrl_t ctrl, const char *desc_text,
|
|
const unsigned char *grip,
|
|
const unsigned char *cipher,
|
|
const unsigned char *shadow_info,
|
|
char **r_buf, size_t *r_len, int *r_padding);
|
|
int divert_generic_cmd (ctrl_t ctrl,
|
|
const char *cmdline, void *assuan_context);
|
|
gpg_error_t divert_writekey (ctrl_t ctrl, int force, const char *serialno,
|
|
const char *keyref,
|
|
const char *keydata, size_t keydatalen);
|
|
|
|
/*-- call-daemon.c --*/
|
|
gpg_error_t daemon_start (enum daemon_type type, ctrl_t ctrl);
|
|
assuan_context_t daemon_type_ctx (enum daemon_type type, ctrl_t ctrl);
|
|
gpg_error_t daemon_unlock (enum daemon_type type, ctrl_t ctrl, gpg_error_t rc);
|
|
void initialize_module_daemon (void);
|
|
void agent_daemon_dump_state (void);
|
|
int agent_daemon_check_running (enum daemon_type type);
|
|
void agent_daemon_check_aliveness (void);
|
|
void agent_reset_daemon (ctrl_t ctrl);
|
|
void agent_kill_daemon (enum daemon_type type);
|
|
|
|
/*-- call-tpm2d.c --*/
|
|
int agent_tpm2d_writekey (ctrl_t ctrl, unsigned char **shadow_info,
|
|
gcry_sexp_t s_skey);
|
|
int agent_tpm2d_pksign (ctrl_t ctrl, const unsigned char *digest,
|
|
size_t digestlen, const unsigned char *shadow_info,
|
|
unsigned char **r_sig, size_t *r_siglen);
|
|
int agent_tpm2d_pkdecrypt (ctrl_t ctrl, const unsigned char *cipher,
|
|
size_t cipherlen, const unsigned char *shadow_info,
|
|
char **r_buf, size_t *r_len);
|
|
|
|
/*-- call-scd.c --*/
|
|
int agent_card_learn (ctrl_t ctrl,
|
|
void (*kpinfo_cb)(void*, const char *),
|
|
void *kpinfo_cb_arg,
|
|
void (*certinfo_cb)(void*, const char *),
|
|
void *certinfo_cb_arg,
|
|
void (*sinfo_cb)(void*, const char *,
|
|
size_t, const char *),
|
|
void *sinfo_cb_arg);
|
|
int agent_card_serialno (ctrl_t ctrl, char **r_serialno, const char *demand);
|
|
int agent_card_pksign (ctrl_t ctrl,
|
|
const char *keyid,
|
|
int (*getpin_cb)(void *, const char *,
|
|
const char *, char*, size_t),
|
|
void *getpin_cb_arg,
|
|
const char *desc_text,
|
|
int mdalgo,
|
|
const unsigned char *indata, size_t indatalen,
|
|
unsigned char **r_buf, size_t *r_buflen);
|
|
int agent_card_pkdecrypt (ctrl_t ctrl,
|
|
const char *keyid,
|
|
int (*getpin_cb)(void *, const char *,
|
|
const char *, char*,size_t),
|
|
void *getpin_cb_arg,
|
|
const char *desc_text,
|
|
const unsigned char *indata, size_t indatalen,
|
|
char **r_buf, size_t *r_buflen, int *r_padding);
|
|
int agent_card_readcert (ctrl_t ctrl,
|
|
const char *id, char **r_buf, size_t *r_buflen);
|
|
int agent_card_readkey (ctrl_t ctrl, const char *id,
|
|
unsigned char **r_buf, char **r_keyref);
|
|
gpg_error_t agent_card_writekey (ctrl_t ctrl, int force, const char *serialno,
|
|
const char *keyref,
|
|
const char *keydata, size_t keydatalen,
|
|
int (*getpin_cb)(void *, const char *,
|
|
const char *, char*, size_t),
|
|
void *getpin_cb_arg);
|
|
gpg_error_t agent_card_getattr (ctrl_t ctrl, const char *name, char **result,
|
|
const char *keygrip);
|
|
int agent_card_scd (ctrl_t ctrl, const char *cmdline,
|
|
int (*getpin_cb)(void *, const char *,
|
|
const char *, char*, size_t),
|
|
void *getpin_cb_arg, void *assuan_context);
|
|
|
|
void agent_card_free_keyinfo (struct card_key_info_s *l);
|
|
gpg_error_t agent_card_keyinfo (ctrl_t ctrl, const char *keygrip,
|
|
int cap, struct card_key_info_s **result);
|
|
|
|
|
|
/*-- learncard.c --*/
|
|
int agent_handle_learn (ctrl_t ctrl, int send, void *assuan_context, int force);
|
|
|
|
|
|
/*-- cvt-openpgp.c --*/
|
|
gpg_error_t
|
|
extract_private_key (gcry_sexp_t s_key, int req_private_key_data,
|
|
const char **r_algoname, int *r_npkey, int *r_nskey,
|
|
const char **r_format,
|
|
gcry_mpi_t *mpi_array, int arraysize,
|
|
gcry_sexp_t *r_curve, gcry_sexp_t *r_flags);
|
|
|
|
/*-- sexp-secret.c --*/
|
|
gpg_error_t fixup_when_ecc_private_key (unsigned char *buf, size_t *buflen_p);
|
|
gpg_error_t sexp_sscan_private_key (gcry_sexp_t *result, size_t *r_erroff,
|
|
unsigned char *buf);
|
|
|
|
#endif /*AGENT_H*/
|