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JP Aumasson
parent
1b85a33b71
commit
adcbf09b16
207
main.c
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main.c
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/*
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SipHash reference C implementation
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Copyright (c) 2012 Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
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Copyright (c) 2012 Daniel J. Bernstein <djb@cr.yp.to>
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To the extent possible under law, the author(s) have dedicated all copyright
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and related and neighboring rights to this software to the public domain
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worldwide. This software is distributed without any warranty.
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You should have received a copy of the CC0 Public Domain Dedication along with
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this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#define MAXLEN 64
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#define KEYLEN 16
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#ifndef DOUBLE
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#define HASHLEN 8
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#else
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#define HASHLEN 16
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#endif
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extern int siphash( uint8_t *out, const uint8_t *in, uint64_t inlen, const uint8_t *k );
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/*
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SipHash-2-4 output with
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k = 00 01 02 ...
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and
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in = (empty string)
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in = 00 (1 byte)
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in = 00 01 (2 bytes)
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in = 00 01 02 (3 bytes)
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...
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in = 00 01 02 ... 3e (63 bytes)
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*/
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const uint8_t vectors[MAXLEN][HASHLEN] =
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{
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#ifndef DOUBLE
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{ 0x31, 0x0e, 0x0e, 0xdd, 0x47, 0xdb, 0x6f, 0x72, },
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{ 0xfd, 0x67, 0xdc, 0x93, 0xc5, 0x39, 0xf8, 0x74, },
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{ 0x5a, 0x4f, 0xa9, 0xd9, 0x09, 0x80, 0x6c, 0x0d, },
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{ 0x2d, 0x7e, 0xfb, 0xd7, 0x96, 0x66, 0x67, 0x85, },
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{ 0xb7, 0x87, 0x71, 0x27, 0xe0, 0x94, 0x27, 0xcf, },
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{ 0x8d, 0xa6, 0x99, 0xcd, 0x64, 0x55, 0x76, 0x18, },
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{ 0xce, 0xe3, 0xfe, 0x58, 0x6e, 0x46, 0xc9, 0xcb, },
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{ 0x37, 0xd1, 0x01, 0x8b, 0xf5, 0x00, 0x02, 0xab, },
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{ 0x62, 0x24, 0x93, 0x9a, 0x79, 0xf5, 0xf5, 0x93, },
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{ 0xb0, 0xe4, 0xa9, 0x0b, 0xdf, 0x82, 0x00, 0x9e, },
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{ 0xf3, 0xb9, 0xdd, 0x94, 0xc5, 0xbb, 0x5d, 0x7a, },
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{ 0xa7, 0xad, 0x6b, 0x22, 0x46, 0x2f, 0xb3, 0xf4, },
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{ 0xfb, 0xe5, 0x0e, 0x86, 0xbc, 0x8f, 0x1e, 0x75, },
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{ 0x90, 0x3d, 0x84, 0xc0, 0x27, 0x56, 0xea, 0x14, },
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{ 0xee, 0xf2, 0x7a, 0x8e, 0x90, 0xca, 0x23, 0xf7, },
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{ 0xe5, 0x45, 0xbe, 0x49, 0x61, 0xca, 0x29, 0xa1, },
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{ 0xdb, 0x9b, 0xc2, 0x57, 0x7f, 0xcc, 0x2a, 0x3f, },
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{ 0x94, 0x47, 0xbe, 0x2c, 0xf5, 0xe9, 0x9a, 0x69, },
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{ 0x9c, 0xd3, 0x8d, 0x96, 0xf0, 0xb3, 0xc1, 0x4b, },
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{ 0xbd, 0x61, 0x79, 0xa7, 0x1d, 0xc9, 0x6d, 0xbb, },
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{ 0x98, 0xee, 0xa2, 0x1a, 0xf2, 0x5c, 0xd6, 0xbe, },
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{ 0xc7, 0x67, 0x3b, 0x2e, 0xb0, 0xcb, 0xf2, 0xd0, },
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{ 0x88, 0x3e, 0xa3, 0xe3, 0x95, 0x67, 0x53, 0x93, },
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{ 0xc8, 0xce, 0x5c, 0xcd, 0x8c, 0x03, 0x0c, 0xa8, },
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{ 0x94, 0xaf, 0x49, 0xf6, 0xc6, 0x50, 0xad, 0xb8, },
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{ 0xea, 0xb8, 0x85, 0x8a, 0xde, 0x92, 0xe1, 0xbc, },
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{ 0xf3, 0x15, 0xbb, 0x5b, 0xb8, 0x35, 0xd8, 0x17, },
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{ 0xad, 0xcf, 0x6b, 0x07, 0x63, 0x61, 0x2e, 0x2f, },
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{ 0xa5, 0xc9, 0x1d, 0xa7, 0xac, 0xaa, 0x4d, 0xde, },
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{ 0x71, 0x65, 0x95, 0x87, 0x66, 0x50, 0xa2, 0xa6, },
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{ 0x28, 0xef, 0x49, 0x5c, 0x53, 0xa3, 0x87, 0xad, },
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{ 0x42, 0xc3, 0x41, 0xd8, 0xfa, 0x92, 0xd8, 0x32, },
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{ 0xce, 0x7c, 0xf2, 0x72, 0x2f, 0x51, 0x27, 0x71, },
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{ 0xe3, 0x78, 0x59, 0xf9, 0x46, 0x23, 0xf3, 0xa7, },
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{ 0x38, 0x12, 0x05, 0xbb, 0x1a, 0xb0, 0xe0, 0x12, },
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{ 0xae, 0x97, 0xa1, 0x0f, 0xd4, 0x34, 0xe0, 0x15, },
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{ 0xb4, 0xa3, 0x15, 0x08, 0xbe, 0xff, 0x4d, 0x31, },
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{ 0x81, 0x39, 0x62, 0x29, 0xf0, 0x90, 0x79, 0x02, },
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{ 0x4d, 0x0c, 0xf4, 0x9e, 0xe5, 0xd4, 0xdc, 0xca, },
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{ 0x5c, 0x73, 0x33, 0x6a, 0x76, 0xd8, 0xbf, 0x9a, },
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{ 0xd0, 0xa7, 0x04, 0x53, 0x6b, 0xa9, 0x3e, 0x0e, },
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{ 0x92, 0x59, 0x58, 0xfc, 0xd6, 0x42, 0x0c, 0xad, },
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{ 0xa9, 0x15, 0xc2, 0x9b, 0xc8, 0x06, 0x73, 0x18, },
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{ 0x95, 0x2b, 0x79, 0xf3, 0xbc, 0x0a, 0xa6, 0xd4, },
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{ 0xf2, 0x1d, 0xf2, 0xe4, 0x1d, 0x45, 0x35, 0xf9, },
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{ 0x87, 0x57, 0x75, 0x19, 0x04, 0x8f, 0x53, 0xa9, },
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{ 0x10, 0xa5, 0x6c, 0xf5, 0xdf, 0xcd, 0x9a, 0xdb, },
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{ 0xeb, 0x75, 0x09, 0x5c, 0xcd, 0x98, 0x6c, 0xd0, },
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{ 0x51, 0xa9, 0xcb, 0x9e, 0xcb, 0xa3, 0x12, 0xe6, },
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{ 0x96, 0xaf, 0xad, 0xfc, 0x2c, 0xe6, 0x66, 0xc7, },
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{ 0x72, 0xfe, 0x52, 0x97, 0x5a, 0x43, 0x64, 0xee, },
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{ 0x5a, 0x16, 0x45, 0xb2, 0x76, 0xd5, 0x92, 0xa1, },
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{ 0xb2, 0x74, 0xcb, 0x8e, 0xbf, 0x87, 0x87, 0x0a, },
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{ 0x6f, 0x9b, 0xb4, 0x20, 0x3d, 0xe7, 0xb3, 0x81, },
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{ 0xea, 0xec, 0xb2, 0xa3, 0x0b, 0x22, 0xa8, 0x7f, },
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{ 0x99, 0x24, 0xa4, 0x3c, 0xc1, 0x31, 0x57, 0x24, },
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{ 0xbd, 0x83, 0x8d, 0x3a, 0xaf, 0xbf, 0x8d, 0xb7, },
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{ 0x0b, 0x1a, 0x2a, 0x32, 0x65, 0xd5, 0x1a, 0xea, },
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{ 0x13, 0x50, 0x79, 0xa3, 0x23, 0x1c, 0xe6, 0x60, },
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{ 0x93, 0x2b, 0x28, 0x46, 0xe4, 0xd7, 0x06, 0x66, },
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{ 0xe1, 0x91, 0x5f, 0x5c, 0xb1, 0xec, 0xa4, 0x6c, },
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{ 0xf3, 0x25, 0x96, 0x5c, 0xa1, 0x6d, 0x62, 0x9f, },
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{ 0x57, 0x5f, 0xf2, 0x8e, 0x60, 0x38, 0x1b, 0xe5, },
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{ 0x72, 0x45, 0x06, 0xeb, 0x4c, 0x32, 0x8a, 0x95, }
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#else
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{ 0xa3, 0x81, 0x7f, 0x04, 0xba, 0x25, 0xa8, 0xe6, 0x6d, 0xf6, 0x72, 0x14, 0xc7, 0x55, 0x02, 0x93 },
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{ 0xda, 0x87, 0xc1, 0xd8, 0x6b, 0x99, 0xaf, 0x44, 0x34, 0x76, 0x59, 0x11, 0x9b, 0x22, 0xfc, 0x45 },
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{ 0x81, 0x77, 0x22, 0x8d, 0xa4, 0xa4, 0x5d, 0xc7, 0xfc, 0xa3, 0x8b, 0xde, 0xf6, 0x0a, 0xff, 0xe4 },
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{ 0x9c, 0x70, 0xb6, 0x0c, 0x52, 0x67, 0xa9, 0x4e, 0x5f, 0x33, 0xb6, 0xb0, 0x29, 0x85, 0xed, 0x51 },
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{ 0xf8, 0x81, 0x64, 0xc1, 0x2d, 0x9c, 0x8f, 0xaf, 0x7d, 0x0f, 0x6e, 0x7c, 0x7b, 0xcd, 0x55, 0x79 },
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{ 0x13, 0x68, 0x87, 0x59, 0x80, 0x77, 0x6f, 0x88, 0x54, 0x52, 0x7a, 0x07, 0x69, 0x0e, 0x96, 0x27 },
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{ 0x14, 0xee, 0xca, 0x33, 0x8b, 0x20, 0x86, 0x13, 0x48, 0x5e, 0xa0, 0x30, 0x8f, 0xd7, 0xa1, 0x5e },
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{ 0xa1, 0xf1, 0xeb, 0xbe, 0xd8, 0xdb, 0xc1, 0x53, 0xc0, 0xb8, 0x4a, 0xa6, 0x1f, 0xf0, 0x82, 0x39 },
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{ 0x3b, 0x62, 0xa9, 0xba, 0x62, 0x58, 0xf5, 0x61, 0x0f, 0x83, 0xe2, 0x64, 0xf3, 0x14, 0x97, 0xb4 },
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{ 0x26, 0x44, 0x99, 0x06, 0x0a, 0xd9, 0xba, 0xab, 0xc4, 0x7f, 0x8b, 0x02, 0xbb, 0x6d, 0x71, 0xed },
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{ 0x00, 0x11, 0x0d, 0xc3, 0x78, 0x14, 0x69, 0x56, 0xc9, 0x54, 0x47, 0xd3, 0xf3, 0xd0, 0xfb, 0xba },
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{ 0x01, 0x51, 0xc5, 0x68, 0x38, 0x6b, 0x66, 0x77, 0xa2, 0xb4, 0xdc, 0x6f, 0x81, 0xe5, 0xdc, 0x18 },
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{ 0xd6, 0x26, 0xb2, 0x66, 0x90, 0x5e, 0xf3, 0x58, 0x82, 0x63, 0x4d, 0xf6, 0x85, 0x32, 0xc1, 0x25 },
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{ 0x98, 0x69, 0xe2, 0x47, 0xe9, 0xc0, 0x8b, 0x10, 0xd0, 0x29, 0x93, 0x4f, 0xc4, 0xb9, 0x52, 0xf7 },
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{ 0x31, 0xfc, 0xef, 0xac, 0x66, 0xd7, 0xde, 0x9c, 0x7e, 0xc7, 0x48, 0x5f, 0xe4, 0x49, 0x49, 0x02 },
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{ 0x54, 0x93, 0xe9, 0x99, 0x33, 0xb0, 0xa8, 0x11, 0x7e, 0x08, 0xec, 0x0f, 0x97, 0xcf, 0xc3, 0xd9 },
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{ 0x6e, 0xe2, 0xa4, 0xca, 0x67, 0xb0, 0x54, 0xbb, 0xfd, 0x33, 0x15, 0xbf, 0x85, 0x23, 0x05, 0x77 },
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{ 0x47, 0x3d, 0x06, 0xe8, 0x73, 0x8d, 0xb8, 0x98, 0x54, 0xc0, 0x66, 0xc4, 0x7a, 0xe4, 0x77, 0x40 },
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{ 0xa4, 0x26, 0xe5, 0xe4, 0x23, 0xbf, 0x48, 0x85, 0x29, 0x4d, 0xa4, 0x81, 0xfe, 0xae, 0xf7, 0x23 },
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{ 0x78, 0x01, 0x77, 0x31, 0xcf, 0x65, 0xfa, 0xb0, 0x74, 0xd5, 0x20, 0x89, 0x52, 0x51, 0x2e, 0xb1 },
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{ 0x9e, 0x25, 0xfc, 0x83, 0x3f, 0x22, 0x90, 0x73, 0x3e, 0x93, 0x44, 0xa5, 0xe8, 0x38, 0x39, 0xeb },
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{ 0x56, 0x8e, 0x49, 0x5a, 0xbe, 0x52, 0x5a, 0x21, 0x8a, 0x22, 0x14, 0xcd, 0x3e, 0x07, 0x1d, 0x12 },
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{ 0x4a, 0x29, 0xb5, 0x45, 0x52, 0xd1, 0x6b, 0x9a, 0x46, 0x9c, 0x10, 0x52, 0x8e, 0xff, 0x0a, 0xae },
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{ 0xc9, 0xd1, 0x84, 0xdd, 0xd5, 0xa9, 0xf5, 0xe0, 0xcf, 0x8c, 0xe2, 0x9a, 0x9a, 0xbf, 0x69, 0x1c },
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{ 0x2d, 0xb4, 0x79, 0xae, 0x78, 0xbd, 0x50, 0xd8, 0x88, 0x2a, 0x8a, 0x17, 0x8a, 0x61, 0x32, 0xad },
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{ 0x8e, 0xce, 0x5f, 0x04, 0x2d, 0x5e, 0x44, 0x7b, 0x50, 0x51, 0xb9, 0xea, 0xcb, 0x8d, 0x8f, 0x6f },
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{ 0x9c, 0x0b, 0x53, 0xb4, 0xb3, 0xc3, 0x07, 0xe8, 0x7e, 0xae, 0xe0, 0x86, 0x78, 0x14, 0x1f, 0x66 },
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{ 0xab, 0xf2, 0x48, 0xaf, 0x69, 0xa6, 0xea, 0xe4, 0xbf, 0xd3, 0xeb, 0x2f, 0x12, 0x9e, 0xeb, 0x94 },
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{ 0x06, 0x64, 0xda, 0x16, 0x68, 0x57, 0x4b, 0x88, 0xb9, 0x35, 0xf3, 0x02, 0x73, 0x58, 0xae, 0xf4 },
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{ 0xaa, 0x4b, 0x9d, 0xc4, 0xbf, 0x33, 0x7d, 0xe9, 0x0c, 0xd4, 0xfd, 0x3c, 0x46, 0x7c, 0x6a, 0xb7 },
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{ 0xea, 0x5c, 0x7f, 0x47, 0x1f, 0xaf, 0x6b, 0xde, 0x2b, 0x1a, 0xd7, 0xd4, 0x68, 0x6d, 0x22, 0x87 },
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{ 0x29, 0x39, 0xb0, 0x18, 0x32, 0x23, 0xfa, 0xfc, 0x17, 0x23, 0xde, 0x4f, 0x52, 0xc4, 0x3d, 0x35 },
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{ 0x7c, 0x39, 0x56, 0xca, 0x5e, 0xea, 0xfc, 0x3e, 0x36, 0x3e, 0x9d, 0x55, 0x65, 0x46, 0xeb, 0x68 },
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{ 0x77, 0xc6, 0x07, 0x71, 0x46, 0xf0, 0x1c, 0x32, 0xb6, 0xb6, 0x9d, 0x5f, 0x4e, 0xa9, 0xff, 0xcf },
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{ 0x37, 0xa6, 0x98, 0x6c, 0xb8, 0x84, 0x7e, 0xdf, 0x09, 0x25, 0xf0, 0xf1, 0x30, 0x9b, 0x54, 0xde },
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{ 0xa7, 0x05, 0xf0, 0xe6, 0x9d, 0xa9, 0xa8, 0xf9, 0x07, 0x24, 0x1a, 0x2e, 0x92, 0x3c, 0x8c, 0xc8 },
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{ 0x3d, 0xc4, 0x7d, 0x1f, 0x29, 0xc4, 0x48, 0x46, 0x1e, 0x9e, 0x76, 0xed, 0x90, 0x4f, 0x67, 0x11 },
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{ 0x0d, 0x62, 0xbf, 0x01, 0xe6, 0xfc, 0x0e, 0x1a, 0x0d, 0x3c, 0x47, 0x51, 0xc5, 0xd3, 0x69, 0x2b },
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{ 0x8c, 0x03, 0x46, 0x8b, 0xca, 0x7c, 0x66, 0x9e, 0xe4, 0xfd, 0x5e, 0x08, 0x4b, 0xbe, 0xe7, 0xb5 },
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{ 0x52, 0x8a, 0x5b, 0xb9, 0x3b, 0xaf, 0x2c, 0x9c, 0x44, 0x73, 0xcc, 0xe5, 0xd0, 0xd2, 0x2b, 0xd9 },
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{ 0xdf, 0x6a, 0x30, 0x1e, 0x95, 0xc9, 0x5d, 0xad, 0x97, 0xae, 0x0c, 0xc8, 0xc6, 0x91, 0x3b, 0xd8 },
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{ 0x80, 0x11, 0x89, 0x90, 0x2c, 0x85, 0x7f, 0x39, 0xe7, 0x35, 0x91, 0x28, 0x5e, 0x70, 0xb6, 0xdb },
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{ 0xe6, 0x17, 0x34, 0x6a, 0xc9, 0xc2, 0x31, 0xbb, 0x36, 0x50, 0xae, 0x34, 0xcc, 0xca, 0x0c, 0x5b },
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{ 0x27, 0xd9, 0x34, 0x37, 0xef, 0xb7, 0x21, 0xaa, 0x40, 0x18, 0x21, 0xdc, 0xec, 0x5a, 0xdf, 0x89 },
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{ 0x89, 0x23, 0x7d, 0x9d, 0xed, 0x9c, 0x5e, 0x78, 0xd8, 0xb1, 0xc9, 0xb1, 0x66, 0xcc, 0x73, 0x42 },
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{ 0x4a, 0x6d, 0x80, 0x91, 0xbf, 0x5e, 0x7d, 0x65, 0x11, 0x89, 0xfa, 0x94, 0xa2, 0x50, 0xb1, 0x4c },
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{ 0x0e, 0x33, 0xf9, 0x60, 0x55, 0xe7, 0xae, 0x89, 0x3f, 0xfc, 0x0e, 0x3d, 0xcf, 0x49, 0x29, 0x02 },
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{ 0xe6, 0x1c, 0x43, 0x2b, 0x72, 0x0b, 0x19, 0xd1, 0x8e, 0xc8, 0xd8, 0x4b, 0xdc, 0x63, 0x15, 0x1b },
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{ 0xf7, 0xe5, 0xae, 0xf5, 0x49, 0xf7, 0x82, 0xcf, 0x37, 0x90, 0x55, 0xa6, 0x08, 0x26, 0x9b, 0x16 },
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{ 0x43, 0x8d, 0x03, 0x0f, 0xd0, 0xb7, 0xa5, 0x4f, 0xa8, 0x37, 0xf2, 0xad, 0x20, 0x1a, 0x64, 0x03 },
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{ 0xa5, 0x90, 0xd3, 0xee, 0x4f, 0xbf, 0x04, 0xe3, 0x24, 0x7e, 0x0d, 0x27, 0xf2, 0x86, 0x42, 0x3f },
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{ 0x5f, 0xe2, 0xc1, 0xa1, 0x72, 0xfe, 0x93, 0xc4, 0xb1, 0x5c, 0xd3, 0x7c, 0xae, 0xf9, 0xf5, 0x38 },
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{ 0x2c, 0x97, 0x32, 0x5c, 0xbd, 0x06, 0xb3, 0x6e, 0xb2, 0x13, 0x3d, 0xd0, 0x8b, 0x3a, 0x01, 0x7c },
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{ 0x92, 0xc8, 0x14, 0x22, 0x7a, 0x6b, 0xca, 0x94, 0x9f, 0xf0, 0x65, 0x9f, 0x00, 0x2a, 0xd3, 0x9e },
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{ 0xdc, 0xe8, 0x50, 0x11, 0x0b, 0xd8, 0x32, 0x8c, 0xfb, 0xd5, 0x08, 0x41, 0xd6, 0x91, 0x1d, 0x87 },
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{ 0x67, 0xf1, 0x49, 0x84, 0xc7, 0xda, 0x79, 0x12, 0x48, 0xe3, 0x2b, 0xb5, 0x92, 0x25, 0x83, 0xda },
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{ 0x19, 0x38, 0xf2, 0xcf, 0x72, 0xd5, 0x4e, 0xe9, 0x7e, 0x94, 0x16, 0x6f, 0xa9, 0x1d, 0x2a, 0x36 },
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{ 0x74, 0x48, 0x1e, 0x96, 0x46, 0xed, 0x49, 0xfe, 0x0f, 0x62, 0x24, 0x30, 0x16, 0x04, 0x69, 0x8e },
|
||||
{ 0x57, 0xfc, 0xa5, 0xde, 0x98, 0xa9, 0xd6, 0xd8, 0x00, 0x64, 0x38, 0xd0, 0x58, 0x3d, 0x8a, 0x1d },
|
||||
{ 0x9f, 0xec, 0xde, 0x1c, 0xef, 0xdc, 0x1c, 0xbe, 0xd4, 0x76, 0x36, 0x74, 0xd9, 0x57, 0x53, 0x59 },
|
||||
{ 0xe3, 0x04, 0x0c, 0x00, 0xeb, 0x28, 0xf1, 0x53, 0x66, 0xca, 0x73, 0xcb, 0xd8, 0x72, 0xe7, 0x40 },
|
||||
{ 0x76, 0x97, 0x00, 0x9a, 0x6a, 0x83, 0x1d, 0xfe, 0xcc, 0xa9, 0x1c, 0x59, 0x93, 0x67, 0x0f, 0x7a },
|
||||
{ 0x58, 0x53, 0x54, 0x23, 0x21, 0xf5, 0x67, 0xa0, 0x05, 0xd5, 0x47, 0xa4, 0xf0, 0x47, 0x59, 0xbd },
|
||||
{ 0x51, 0x50, 0xd1, 0x77, 0x2f, 0x50, 0x83, 0x4a, 0x50, 0x3e, 0x06, 0x9a, 0x97, 0x3f, 0xbd, 0x7c }
|
||||
#endif
|
||||
};
|
||||
|
||||
|
||||
int test_vectors()
|
||||
{
|
||||
uint8_t in[MAXLEN], out[HASHLEN], k[KEYLEN];
|
||||
int i;
|
||||
int fails = 0;
|
||||
|
||||
for( i = 0; i < KEYLEN; ++i ) k[i] = i;
|
||||
|
||||
for( i = 0; i < MAXLEN; ++i )
|
||||
{
|
||||
in[i] = i;
|
||||
siphash( out, in, i, k );
|
||||
|
||||
if ( memcmp( out, vectors[i], HASHLEN ) )
|
||||
{
|
||||
printf( "test vector failed for %d bytes\n", i );
|
||||
fails++;
|
||||
}
|
||||
}
|
||||
|
||||
return fails;
|
||||
}
|
||||
|
||||
|
||||
int main()
|
||||
{
|
||||
if ( !test_vectors() )
|
||||
printf( "test vector ok\n" );
|
||||
|
||||
return 0;
|
||||
}
|
||||
29
makefile
29
makefile
|
|
@ -1,29 +0,0 @@
|
|||
CC=gcc
|
||||
CFLAGS=-Wall
|
||||
SRC=siphash24.c main.c
|
||||
BIN=siphash24_test siphash24_debug
|
||||
BIN_DOUBLE=siphash24_test_double siphash24_debug_double
|
||||
|
||||
all: $(BIN)
|
||||
|
||||
siphash24_test: $(SRC)
|
||||
$(CC) $(CFLAGS) $^ -o $@
|
||||
|
||||
siphash24_debug: $(SRC)
|
||||
$(CC) $(CFLAGS) $^ -o $@ -DDEBUG
|
||||
|
||||
double: $(BIN_DOUBLE)
|
||||
|
||||
siphash24_test_double: $(SRC)
|
||||
$(CC) $(CFLAGS) $^ -o $@ -DDOUBLE
|
||||
|
||||
siphash24_debug_double: $(SRC)
|
||||
$(CC) $(CFLAGS) $^ -o $@ -DDOUBLE -DDEBUG
|
||||
|
||||
clean:
|
||||
rm -f *.o $(BIN) $(BIN_DOUBLE)
|
||||
|
||||
dist: clean
|
||||
cd ..; \
|
||||
tar zcf SipHash-`date +%Y%m%d%H%M`.tgz SipHash/*
|
||||
|
||||
150
siphash24.c
150
siphash24.c
|
|
@ -1,15 +1,18 @@
|
|||
/*
|
||||
SipHash reference C implementation
|
||||
|
||||
Copyright (c) 2012-2014 Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
|
||||
Copyright (c) 2012-2014 Jean-Philippe Aumasson
|
||||
<jeanphilippe.aumasson@gmail.com>
|
||||
Copyright (c) 2012-2014 Daniel J. Bernstein <djb@cr.yp.to>
|
||||
|
||||
To the extent possible under law, the author(s) have dedicated all copyright
|
||||
and related and neighboring rights to this software to the public domain
|
||||
worldwide. This software is distributed without any warranty.
|
||||
|
||||
You should have received a copy of the CC0 Public Domain Dedication along with
|
||||
this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
|
||||
You should have received a copy of the CC0 Public Domain Dedication along
|
||||
with
|
||||
this software. If not, see
|
||||
<http://creativecommons.org/publicdomain/zero/1.0/>.
|
||||
*/
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
|
|
@ -19,65 +22,72 @@
|
|||
#define cROUNDS 2
|
||||
#define dROUNDS 4
|
||||
|
||||
#define ROTL(x,b) (uint64_t)( ((x) << (b)) | ( (x) >> (64 - (b))) )
|
||||
#define ROTL(x, b) (uint64_t)(((x) << (b)) | ((x) >> (64 - (b))))
|
||||
|
||||
#define U32TO8_LE(p, v) \
|
||||
(p)[0] = (uint8_t)((v) ); (p)[1] = (uint8_t)((v) >> 8); \
|
||||
(p)[2] = (uint8_t)((v) >> 16); (p)[3] = (uint8_t)((v) >> 24);
|
||||
#define U32TO8_LE(p, v) \
|
||||
(p)[0] = (uint8_t)((v)); \
|
||||
(p)[1] = (uint8_t)((v) >> 8); \
|
||||
(p)[2] = (uint8_t)((v) >> 16); \
|
||||
(p)[3] = (uint8_t)((v) >> 24);
|
||||
|
||||
#define U64TO8_LE(p, v) \
|
||||
U32TO8_LE((p), (uint32_t)((v) )); \
|
||||
#define U64TO8_LE(p, v) \
|
||||
U32TO8_LE((p), (uint32_t)((v))); \
|
||||
U32TO8_LE((p) + 4, (uint32_t)((v) >> 32));
|
||||
|
||||
#define U8TO64_LE(p) \
|
||||
(((uint64_t)((p)[0]) ) | \
|
||||
((uint64_t)((p)[1]) << 8) | \
|
||||
((uint64_t)((p)[2]) << 16) | \
|
||||
((uint64_t)((p)[3]) << 24) | \
|
||||
((uint64_t)((p)[4]) << 32) | \
|
||||
((uint64_t)((p)[5]) << 40) | \
|
||||
((uint64_t)((p)[6]) << 48) | \
|
||||
((uint64_t)((p)[7]) << 56))
|
||||
#define U8TO64_LE(p) \
|
||||
(((uint64_t)((p)[0])) | ((uint64_t)((p)[1]) << 8) | \
|
||||
((uint64_t)((p)[2]) << 16) | ((uint64_t)((p)[3]) << 24) | \
|
||||
((uint64_t)((p)[4]) << 32) | ((uint64_t)((p)[5]) << 40) | \
|
||||
((uint64_t)((p)[6]) << 48) | ((uint64_t)((p)[7]) << 56))
|
||||
|
||||
#define SIPROUND \
|
||||
do { \
|
||||
v0 += v1; v1=ROTL(v1,13); v1 ^= v0; v0=ROTL(v0,32); \
|
||||
v2 += v3; v3=ROTL(v3,16); v3 ^= v2; \
|
||||
v0 += v3; v3=ROTL(v3,21); v3 ^= v0; \
|
||||
v2 += v1; v1=ROTL(v1,17); v1 ^= v2; v2=ROTL(v2,32); \
|
||||
} while(0)
|
||||
#define SIPROUND \
|
||||
do { \
|
||||
v0 += v1; \
|
||||
v1 = ROTL(v1, 13); \
|
||||
v1 ^= v0; \
|
||||
v0 = ROTL(v0, 32); \
|
||||
v2 += v3; \
|
||||
v3 = ROTL(v3, 16); \
|
||||
v3 ^= v2; \
|
||||
v0 += v3; \
|
||||
v3 = ROTL(v3, 21); \
|
||||
v3 ^= v0; \
|
||||
v2 += v1; \
|
||||
v1 = ROTL(v1, 17); \
|
||||
v1 ^= v2; \
|
||||
v2 = ROTL(v2, 32); \
|
||||
} while (0)
|
||||
|
||||
#ifdef DEBUG
|
||||
#define TRACE \
|
||||
do { \
|
||||
printf( "(%3d) v0 %08x %08x\n", \
|
||||
( int )inlen, ( uint32_t )( v0 >> 32 ), ( uint32_t )v0 ); \
|
||||
printf( "(%3d) v1 %08x %08x\n", \
|
||||
( int )inlen, ( uint32_t )( v1 >> 32 ), ( uint32_t )v1 ); \
|
||||
printf( "(%3d) v2 %08x %08x\n", \
|
||||
( int )inlen, ( uint32_t )( v2 >> 32 ), ( uint32_t )v2 ); \
|
||||
printf( "(%3d) v3 %08x %08x\n", \
|
||||
( int )inlen, ( uint32_t )( v3 >> 32 ), ( uint32_t )v3 ); \
|
||||
} while(0)
|
||||
#ifdef DEBUG
|
||||
#define TRACE \
|
||||
do { \
|
||||
printf("(%3d) v0 %08x %08x\n", (int)inlen, (uint32_t)(v0 >> 32), \
|
||||
(uint32_t)v0); \
|
||||
printf("(%3d) v1 %08x %08x\n", (int)inlen, (uint32_t)(v1 >> 32), \
|
||||
(uint32_t)v1); \
|
||||
printf("(%3d) v2 %08x %08x\n", (int)inlen, (uint32_t)(v2 >> 32), \
|
||||
(uint32_t)v2); \
|
||||
printf("(%3d) v3 %08x %08x\n", (int)inlen, (uint32_t)(v3 >> 32), \
|
||||
(uint32_t)v3); \
|
||||
} while (0)
|
||||
#else
|
||||
#define TRACE
|
||||
#endif
|
||||
|
||||
int siphash( uint8_t *out, const uint8_t *in, uint64_t inlen, const uint8_t *k )
|
||||
{
|
||||
int siphash(uint8_t *out, const uint8_t *in, uint64_t inlen, const uint8_t *k) {
|
||||
/* "somepseudorandomlygeneratedbytes" */
|
||||
uint64_t v0 = 0x736f6d6570736575ULL;
|
||||
uint64_t v1 = 0x646f72616e646f6dULL;
|
||||
uint64_t v2 = 0x6c7967656e657261ULL;
|
||||
uint64_t v3 = 0x7465646279746573ULL;
|
||||
uint64_t b;
|
||||
uint64_t k0 = U8TO64_LE( k );
|
||||
uint64_t k1 = U8TO64_LE( k + 8 );
|
||||
uint64_t k0 = U8TO64_LE(k);
|
||||
uint64_t k1 = U8TO64_LE(k + 8);
|
||||
uint64_t m;
|
||||
int i;
|
||||
const uint8_t *end = in + inlen - ( inlen % sizeof( uint64_t ) );
|
||||
const uint8_t *end = in + inlen - (inlen % sizeof(uint64_t));
|
||||
const int left = inlen & 7;
|
||||
b = ( ( uint64_t )inlen ) << 56;
|
||||
b = ((uint64_t)inlen) << 56;
|
||||
v3 ^= k1;
|
||||
v2 ^= k0;
|
||||
v1 ^= k1;
|
||||
|
|
@ -87,34 +97,42 @@ int siphash( uint8_t *out, const uint8_t *in, uint64_t inlen, const uint8_t *k
|
|||
v1 ^= 0xee;
|
||||
#endif
|
||||
|
||||
for ( ; in != end; in += 8 )
|
||||
{
|
||||
m = U8TO64_LE( in );
|
||||
for (; in != end; in += 8) {
|
||||
m = U8TO64_LE(in);
|
||||
v3 ^= m;
|
||||
|
||||
TRACE;
|
||||
for( i=0; i<cROUNDS; ++i ) SIPROUND;
|
||||
for (i = 0; i < cROUNDS; ++i)
|
||||
SIPROUND;
|
||||
|
||||
v0 ^= m;
|
||||
}
|
||||
|
||||
switch( left )
|
||||
{
|
||||
case 7: b |= ( ( uint64_t )in[ 6] ) << 48;
|
||||
case 6: b |= ( ( uint64_t )in[ 5] ) << 40;
|
||||
case 5: b |= ( ( uint64_t )in[ 4] ) << 32;
|
||||
case 4: b |= ( ( uint64_t )in[ 3] ) << 24;
|
||||
case 3: b |= ( ( uint64_t )in[ 2] ) << 16;
|
||||
case 2: b |= ( ( uint64_t )in[ 1] ) << 8;
|
||||
case 1: b |= ( ( uint64_t )in[ 0] ); break;
|
||||
case 0: break;
|
||||
switch (left) {
|
||||
case 7:
|
||||
b |= ((uint64_t)in[6]) << 48;
|
||||
case 6:
|
||||
b |= ((uint64_t)in[5]) << 40;
|
||||
case 5:
|
||||
b |= ((uint64_t)in[4]) << 32;
|
||||
case 4:
|
||||
b |= ((uint64_t)in[3]) << 24;
|
||||
case 3:
|
||||
b |= ((uint64_t)in[2]) << 16;
|
||||
case 2:
|
||||
b |= ((uint64_t)in[1]) << 8;
|
||||
case 1:
|
||||
b |= ((uint64_t)in[0]);
|
||||
break;
|
||||
case 0:
|
||||
break;
|
||||
}
|
||||
|
||||
|
||||
v3 ^= b;
|
||||
|
||||
TRACE;
|
||||
for( i=0; i<cROUNDS; ++i ) SIPROUND;
|
||||
for (i = 0; i < cROUNDS; ++i)
|
||||
SIPROUND;
|
||||
|
||||
v0 ^= b;
|
||||
|
||||
|
|
@ -125,19 +143,21 @@ int siphash( uint8_t *out, const uint8_t *in, uint64_t inlen, const uint8_t *k
|
|||
#endif
|
||||
|
||||
TRACE;
|
||||
for( i=0; i<dROUNDS; ++i ) SIPROUND;
|
||||
for (i = 0; i < dROUNDS; ++i)
|
||||
SIPROUND;
|
||||
|
||||
b = v0 ^ v1 ^ v2 ^ v3;
|
||||
U64TO8_LE( out, b );
|
||||
b = v0 ^ v1 ^ v2 ^ v3;
|
||||
U64TO8_LE(out, b);
|
||||
|
||||
#ifdef DOUBLE
|
||||
v1 ^= 0xdd;
|
||||
|
||||
TRACE;
|
||||
for( i=0; i<dROUNDS; ++i ) SIPROUND;
|
||||
for (i = 0; i < dROUNDS; ++i)
|
||||
SIPROUND;
|
||||
|
||||
b = v0 ^ v1 ^ v2 ^ v3;
|
||||
U64TO8_LE( out+8, b );
|
||||
b = v0 ^ v1 ^ v2 ^ v3;
|
||||
U64TO8_LE(out + 8, b);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
|
|
|
|||
Loading…
Reference in New Issue