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Diffstat (limited to 'external/nettle-3.3/nettle/nettle-internal.h')
| -rw-r--r-- | external/nettle-3.3/nettle/nettle-internal.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/external/nettle-3.3/nettle/nettle-internal.h b/external/nettle-3.3/nettle/nettle-internal.h new file mode 100644 index 0000000..cf776fe --- /dev/null +++ b/external/nettle-3.3/nettle/nettle-internal.h @@ -0,0 +1,92 @@ +/* nettle-internal.h + + Things that are used only by the testsuite and benchmark, and + not included in the library. + + Copyright (C) 2002, 2014 Niels Möller + + This file is part of GNU Nettle. + + GNU Nettle is free software: you can redistribute it and/or + modify it under the terms of either: + + * the GNU Lesser General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at your + option) any later version. + + or + + * the GNU General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at your + option) any later version. + + or both in parallel, as here. + + GNU Nettle 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 copies of the GNU General Public License and + the GNU Lesser General Public License along with this program. If + not, see http://www.gnu.org/licenses/. +*/ + +#ifndef NETTLE_INTERNAL_H_INCLUDED +#define NETTLE_INTERNAL_H_INCLUDED + +#include "nettle-meta.h" + +/* Temporary allocation, for systems that don't support alloca. Note + * that the allocation requests should always be reasonably small, so + * that they can fit on the stack. For non-alloca systems, we use a + * fix maximum size, and abort if we ever need anything larger. */ + +#if HAVE_ALLOCA +# define TMP_DECL(name, type, max) type *name +# define TMP_ALLOC(name, size) (name = alloca(sizeof (*name) * (size))) +#else /* !HAVE_ALLOCA */ +# define TMP_DECL(name, type, max) type name[max] +# define TMP_ALLOC(name, size) \ + do { if ((size) > (sizeof(name) / sizeof(name[0]))) abort(); } while (0) +#endif + +/* Arbitrary limits which apply to systems that don't have alloca */ +#define NETTLE_MAX_HASH_BLOCK_SIZE 128 +#define NETTLE_MAX_HASH_DIGEST_SIZE 64 +#define NETTLE_MAX_SEXP_ASSOC 17 +#define NETTLE_MAX_CIPHER_BLOCK_SIZE 32 + +/* Doesn't quite fit with the other algorithms, because of the weak + * keys. Weak keys are not reported, the functions will simply crash + * if you try to use a weak key. */ + +extern const struct nettle_cipher nettle_des; +extern const struct nettle_cipher nettle_des3; + +extern const struct nettle_cipher nettle_blowfish128; + +extern const struct nettle_cipher nettle_unified_aes128; +extern const struct nettle_cipher nettle_unified_aes192; +extern const struct nettle_cipher nettle_unified_aes256; + +/* Stream ciphers treated as aead algorithms with no authentication. */ +extern const struct nettle_aead nettle_arcfour128; +extern const struct nettle_aead nettle_chacha; +extern const struct nettle_aead nettle_salsa20; +extern const struct nettle_aead nettle_salsa20r12; + +/* Glue to openssl, for comparative benchmarking. Code in + * examples/nettle-openssl.c. */ +extern const struct nettle_cipher nettle_openssl_aes128; +extern const struct nettle_cipher nettle_openssl_aes192; +extern const struct nettle_cipher nettle_openssl_aes256; +extern const struct nettle_cipher nettle_openssl_blowfish128; +extern const struct nettle_cipher nettle_openssl_des; +extern const struct nettle_cipher nettle_openssl_cast128; +extern const struct nettle_aead nettle_openssl_arcfour128; + +extern const struct nettle_hash nettle_openssl_md5; +extern const struct nettle_hash nettle_openssl_sha1; + +#endif /* NETTLE_INTERNAL_H_INCLUDED */ |