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| author | Werner Koch <[email protected]> | 1998-05-13 17:53:36 +0000 |
|---|---|---|
| committer | Werner Koch <[email protected]> | 1998-05-13 17:53:36 +0000 |
| commit | 0e5a31d7be80d1dd1bcdff04dad226f0f49e0cce (patch) | |
| tree | c569c8c335f811af291181d48bceb336906025a0 /cipher/rand-internal.h | |
| parent | add DSA key generation (diff) | |
| download | gnupg-0e5a31d7be80d1dd1bcdff04dad226f0f49e0cce.tar.gz gnupg-0e5a31d7be80d1dd1bcdff04dad226f0f49e0cce.zip | |
can create v4 signatures
Diffstat (limited to 'cipher/rand-internal.h')
| -rw-r--r-- | cipher/rand-internal.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/cipher/rand-internal.h b/cipher/rand-internal.h new file mode 100644 index 000000000..e1e137871 --- /dev/null +++ b/cipher/rand-internal.h @@ -0,0 +1,53 @@ +/* rand-internal.h - header to glue the random functions + * Copyright (C) 1998 Free Software Foundation, Inc. + * + * This file is part of GNUPG. + * + * GNUPG is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * GNUPG 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 General Public License for more details. + * + * You should have received a copy of the GNU 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 + +/* For now we use the DUMMY random generator if we do not have + * the real random device */ +#ifndef HAVE_DEV_RANDOM + #define USE_RAND_DUMMY 1 + #undef USE_RAND_UNIX + #undef USE_RAND_W32 +#endif + + + +#include "random.h" + +#define BLOCKLEN 64 /* hash this amount of bytes */ +#define DIGESTLEN 20 /* into a digest of this length (rmd160) */ +/* poolblocks is the number of digests which make up the pool + * and poolsize must be a multiple of the digest length + * to make the AND operations faster, the size should also be + * a multiple of ulong + */ +#define POOLBLOCKS 30 +#define POOLSIZE (POOLBLOCKS*DIGESTLEN) +#if (POOLSIZE % SIZEOF_UNSIGNED_LONG) + #error Please make sure that poolsize is a multiple of ulong +#endif +#define POOLWORDS (POOLSIZE / SIZEOF_UNSIGNED_LONG) + + +void read_random_source( byte *buffer, size_t length, int level ); + + +#endif /*G10_RAND_INTERNAL_H*/ |