mirror of git://git.gnupg.org/gnupg.git
101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/* tpm2daemon.h - Global definitions for the TPM2D
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* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
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* Copyright (C) 2021 James Bottomley <James.Bottomley@HansenPartnership.com>
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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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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#ifndef TPM2DAEMON_H
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#define TPM2DAEMON_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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/* FIXME: Replace this hard coded value as soon as we require a newer
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* libgpg-error. */
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#define GPG_ERR_SOURCE_DEFAULT 16 /* GPG_ERR_SOURCE_TPM2 */
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#include <gpg-error.h>
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#include <time.h>
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#include <gcrypt.h>
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#include "../common/util.h"
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#include "../common/sysutils.h"
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/* Maximum length of a digest. */
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#define MAX_DIGEST_LEN 64
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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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unsigned long parent; /* TPM parent */
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} opt;
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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_IPC_VALUE 1024
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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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struct server_local_s;
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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 just a few bytes. */
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struct {
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gnupg_fd_t fd;
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} thread_startup;
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/* Local data of the server; used only in command.c. */
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struct server_local_s *server_local;
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/* The application context used with this connection or NULL if none
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associated. Note that this is shared with the other connections:
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All connections accessing the same reader are using the same
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application context. */
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struct assuan_context_s *ctx;
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/* Helper to store the value we are going to sign */
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struct
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{
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unsigned char *value;
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int valuelen;
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} in_data;
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};
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typedef struct app_ctx_s *app_t;
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/*-- tpm2daemon.c --*/
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void tpm2d_exit (int rc);
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/*-- command.c --*/
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gpg_error_t initialize_module_command (void);
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int tpm2d_command_handler (ctrl_t, gnupg_fd_t);
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void send_client_notifications (app_t app, int removal);
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void tpm2d_kick_the_loop (void);
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int get_active_connection_count (void);
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#endif /*TPM2DAEMON_H*/
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