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by Sebastien Bacher
Import upstream version 2.29.4git20100216 |
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/*
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* gnome-keyring
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*
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* Copyright (C) 2008 Stefan Walter
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include "config.h" |
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#include "egg-libgcrypt.h" |
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#include "egg-secure-memory.h" |
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#include <glib.h> |
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#include <gcrypt.h> |
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static void |
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log_handler (gpointer unused, int unknown, const gchar *msg, va_list va) |
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{
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/* TODO: Figure out additional arguments */
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g_logv ("gcrypt", G_LOG_LEVEL_MESSAGE, msg, va); |
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}
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static int |
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no_mem_handler (gpointer unused, size_t sz, unsigned int unknown) |
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{
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/* TODO: Figure out additional arguments */
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g_error ("couldn't allocate %lu bytes of memory", |
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(unsigned long int)sz); |
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return 0; |
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}
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static void |
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fatal_handler (gpointer unused, int unknown, const gchar *msg) |
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{
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/* TODO: Figure out additional arguments */
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g_log ("gcrypt", G_LOG_LEVEL_ERROR, "%s", msg); |
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}
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static int |
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glib_thread_mutex_init (void **lock) |
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{
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*lock = g_mutex_new (); |
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return 0; |
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}
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static int |
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glib_thread_mutex_destroy (void **lock) |
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{
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g_mutex_free (*lock); |
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return 0; |
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}
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static int |
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glib_thread_mutex_lock (void **lock) |
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{
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g_mutex_lock (*lock); |
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return 0; |
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}
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static int |
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glib_thread_mutex_unlock (void **lock) |
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{
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g_mutex_unlock (*lock); |
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return 0; |
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}
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static struct gcry_thread_cbs glib_thread_cbs = { |
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GCRY_THREAD_OPTION_USER, NULL, |
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glib_thread_mutex_init, glib_thread_mutex_destroy, |
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glib_thread_mutex_lock, glib_thread_mutex_unlock, |
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL |
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};
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void
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egg_libgcrypt_initialize (void) |
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{
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static volatile gsize gcrypt_initialized = 0; |
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unsigned seed; |
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if (g_once_init_enter (&gcrypt_initialized)) { |
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/* Only initialize libgcrypt if it hasn't already been initialized */
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if (!gcry_control (GCRYCTL_INITIALIZATION_FINISHED_P)) { |
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if (g_thread_supported()) |
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gcry_control (GCRYCTL_SET_THREAD_CBS, &glib_thread_cbs); |
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gcry_check_version (LIBGCRYPT_VERSION); |
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gcry_set_log_handler (log_handler, NULL); |
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gcry_set_outofcore_handler (no_mem_handler, NULL); |
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gcry_set_fatalerror_handler (fatal_handler, NULL); |
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gcry_set_allocation_handler ((gcry_handler_alloc_t)g_malloc, |
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(gcry_handler_alloc_t)egg_secure_alloc, |
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egg_secure_check, |
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(gcry_handler_realloc_t)egg_secure_realloc, |
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egg_secure_free); |
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gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0); |
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}
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gcry_create_nonce (&seed, sizeof (seed)); |
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srand (seed); |
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g_once_init_leave (&gcrypt_initialized, 1); |
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}
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}
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