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authorWerner Koch <wk@gnupg.org>2008-07-05 16:44:03 +0000
committerWerner Koch <wk@gnupg.org>2008-07-05 16:44:03 +0000
commitb43501cc3f5b760da701e48a48e00634ad06e461 (patch)
treedd6713ea5e42bb805074010c7bc4797d5153ffdc /random/rand-internal.h
parent40e1ff89408eaeb56d32068bc9c9551715f2deff (diff)
downloadlibgcrypt-b43501cc3f5b760da701e48a48e00634ad06e461.tar.gz
Moved random stuff into its own directory.
Diffstat (limited to 'random/rand-internal.h')
-rw-r--r--random/rand-internal.h75
1 files changed, 75 insertions, 0 deletions
diff --git a/random/rand-internal.h b/random/rand-internal.h
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+/* rand-internal.h - header to glue the random functions
+ * Copyright (C) 1998, 2002 Free Software Foundation, Inc.
+ *
+ * This file is part of Libgcrypt.
+ *
+ * Libgcrypt is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser general Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Libgcrypt 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+#ifndef G10_RAND_INTERNAL_H
+#define G10_RAND_INTERNAL_H
+
+
+/* Constants used to define the origin of random added to the pool.
+ The code is sensitive to the order of the values. */
+enum random_origins
+ {
+ RANDOM_ORIGIN_INIT = 0, /* Used only for initialization. */
+ RANDOM_ORIGIN_EXTERNAL = 1, /* Added from an external source. */
+ RANDOM_ORIGIN_FASTPOLL = 2, /* Fast random poll function. */
+ RANDOM_ORIGIN_SLOWPOLL = 3, /* Slow poll function. */
+ RANDOM_ORIGIN_EXTRAPOLL = 4 /* Used to mark an extra pool seed
+ due to a GCRY_VERY_STRONG_RANDOM
+ random request. */
+ };
+
+
+
+
+void _gcry_random_progress (const char *what, int printchar,
+ int current, int total);
+
+
+int _gcry_rndlinux_gather_random (void (*add) (const void *, size_t,
+ enum random_origins),
+ enum random_origins origin,
+ size_t length, int level);
+int _gcry_rndunix_gather_random (void (*add) (const void *, size_t,
+ enum random_origins),
+ enum random_origins origin,
+ size_t length, int level);
+int _gcry_rndegd_gather_random (void (*add) (const void *, size_t,
+ enum random_origins),
+ enum random_origins origin,
+ size_t length, int level);
+int _gcry_rndegd_connect_socket (int nofail);
+int _gcry_rndw32_gather_random (void (*add) (const void *, size_t,
+ enum random_origins),
+ enum random_origins origin,
+ size_t length, int level);
+void _gcry_rndw32_gather_random_fast (void (*add)(const void*, size_t,
+ enum random_origins),
+ enum random_origins origin );
+
+int _gcry_rndhw_failed_p (void);
+void _gcry_rndhw_poll_fast (void (*add)(const void*, size_t,
+ enum random_origins),
+ enum random_origins origin);
+size_t _gcry_rndhw_poll_slow (void (*add)(const void*, size_t,
+ enum random_origins),
+ enum random_origins origin);
+
+
+
+#endif /*G10_RAND_INTERNAL_H*/