diff options
author | Damjan Marion <damarion@cisco.com> | 2016-12-19 23:05:39 +0100 |
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committer | Damjan Marion <damarion@cisco.com> | 2016-12-28 12:25:14 +0100 |
commit | 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 (patch) | |
tree | 5de62f8dbd3a752f5a676ca600e43d2652d1ff1a /src/vppinfra/random_isaac.h | |
parent | 696f1adec0df3b8f161862566dd9c86174302658 (diff) |
Reorganize source tree to use single autotools instance
Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/random_isaac.h')
-rw-r--r-- | src/vppinfra/random_isaac.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/vppinfra/random_isaac.h b/src/vppinfra/random_isaac.h new file mode 100644 index 00000000..803fbd62 --- /dev/null +++ b/src/vppinfra/random_isaac.h @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + ------------------------------------------------------------------------------ + By Bob Jenkins, 1996, Public Domain + MODIFIED: + 960327: Creation (addition of randinit, really) + 970719: use context, not global variables, for internal state + 980324: renamed seed to flag + 980605: recommend ISAAC_LOG2_SIZE=4 for noncryptography. + 010626: note this is public domain + ------------------------------------------------------------------------------ + + Modified for CLIB by Eliot Dresselhaus. + Dear Bob, Thanks for all the great work. - Eliot + + modifications copyright (c) 2003 Eliot Dresselhaus + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#ifndef included_random_isaac_h +#define included_random_isaac_h + +#include <vppinfra/clib.h> /* for u32/u64 */ +#include <vppinfra/format.h> /* for unformat_input_t */ + +/* Bob recommends 8 for crypto, 4 for simulations */ +#define ISAAC_LOG2_SIZE (4) +#define ISAAC_SIZE (1 << ISAAC_LOG2_SIZE) + +typedef struct +{ + uword memory[ISAAC_SIZE]; + uword a, b, c; +} isaac_t; + +void isaac (isaac_t * ctx, uword * results); +void isaac2 (isaac_t * ctx, uword * results); +void isaac_init (isaac_t * ctx, uword * results); + +int test_isaac_main (unformat_input_t * input); + +#endif /* included_random_isaac_h */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |