}
-
-
typedef struct
{
GNUNET_HashCode hc;
} KBlockKeyCacheLine;
static KBlockKeyCacheLine **cache;
+
static unsigned int cacheSize;
/**
}
-/**
- * Process ID of the "find" process that we use for
- * entropy gathering.
- */
-static pid_t genproc;
-
-/**
- * Function called by libgcrypt whenever we are
- * blocked gathering entropy.
- */
-static void
-entropy_generator (void *cls,
- const char *what, int printchar, int current, int total)
-{
- unsigned long code;
- enum GNUNET_OS_ProcessStatusType type;
- int ret;
-
- if (0 != strcmp (what, "need_entropy"))
- return;
- if (current == total)
- {
- if (genproc != 0)
- {
- if (0 != PLIBC_KILL (genproc, SIGTERM))
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "kill");
- GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (genproc));
- genproc = 0;
- }
- return;
- }
- if (genproc != 0)
- {
- ret = GNUNET_OS_process_status (genproc, &type, &code);
- if (ret == GNUNET_NO)
- return; /* still running */
- if (ret == GNUNET_SYSERR)
- {
- GNUNET_break (0);
- return;
- }
- if (0 != PLIBC_KILL (genproc, SIGTERM))
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "kill");
- GNUNET_break (GNUNET_OK == GNUNET_OS_process_wait (genproc));
- genproc = 0;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Starting `%s' process to generate entropy\n"), "find");
- genproc = GNUNET_OS_start_process (NULL, NULL, "sh",
- "sh",
- "-c",
- "exec find / -mount -type f -exec cp {} /dev/null \\; 2>/dev/null",
- NULL);
-}
-
-
-static void
-killfind ()
-{
- if (genproc != 0)
- {
- PLIBC_KILL (genproc, SIGKILL);
- genproc = 0;
- }
-}
-
-
-void __attribute__ ((constructor)) GNUNET_CRYPTO_ksk_init ()
-{
- gcry_control (GCRYCTL_DISABLE_SECMEM, 0);
- if (!gcry_check_version (GCRYPT_VERSION))
- {
- fprintf (stderr,
- _
- ("libgcrypt has not the expected version (version %s is required).\n"),
- GCRYPT_VERSION);
- abort ();
- }
-#ifdef gcry_fast_random_poll
- gcry_fast_random_poll ();
-#endif
- gcry_set_progress_handler (&entropy_generator, NULL);
- atexit (&killfind);
-}
-
-
void __attribute__ ((destructor)) GNUNET_CRYPTO_ksk_fini ()
{
int i;
GNUNET_free (cache[i]);
}
GNUNET_array_grow (cache, cacheSize, 0);
- gcry_set_progress_handler (NULL, NULL);
}
-/* end of kblockkey.c */
+
+/* end of crypto_ksk.c */