permutations.h 3.49 KB
Newer Older
lwc-tester committed
1 2 3
#ifndef PERMUTATIONS_H_
#define PERMUTATIONS_H_

Martin Schläffer committed
4
#include <stdint.h>
lwc-tester committed
5

Martin Schläffer committed
6 7
#include "api.h"
#include "ascon.h"
Enrico Pozzobon committed
8
#include "config.h"
Martin Schläffer committed
9 10 11 12 13 14 15 16 17
#include "printstate.h"
#include "round.h"

#define ASCON_128_KEYBYTES 16
#define ASCON_128A_KEYBYTES 16
#define ASCON_80PQ_KEYBYTES 20

#define ASCON_128_RATE 8
#define ASCON_128A_RATE 16
Enrico Pozzobon committed
18
#define ASCON_HASH_RATE 8
Martin Schläffer committed
19 20 21

#define ASCON_128_PA_ROUNDS 12
#define ASCON_128_PB_ROUNDS 6
Enrico Pozzobon committed
22 23

#define ASCON_128A_PA_ROUNDS 12
Martin Schläffer committed
24 25
#define ASCON_128A_PB_ROUNDS 8

Enrico Pozzobon committed
26 27 28 29 30 31
#define ASCON_HASH_PA_ROUNDS 12
#define ASCON_HASH_PB_ROUNDS 12

#define ASCON_HASHA_PA_ROUNDS 12
#define ASCON_HASHA_PB_ROUNDS 8

Martin Schläffer committed
32 33
#define ASCON_HASH_BYTES 32

Enrico Pozzobon committed
34 35 36 37 38 39 40
#define ASCON_128_IV WORD_T(0x80400c0600000000ull)
#define ASCON_128A_IV WORD_T(0x80800c0800000000ull)
#define ASCON_80PQ_IV WORD_T(0xa0400c0600000000ull)
#define ASCON_HASH_IV WORD_T(0x00400c0000000100ull)
#define ASCON_HASHA_IV WORD_T(0x00400c0400000100ull)
#define ASCON_XOF_IV WORD_T(0x00400c0000000000ull)
#define ASCON_XOFA_IV WORD_T(0x00400c0400000000ull)
Martin Schläffer committed
41 42 43 44 45 46 47

#define ASCON_HASH_IV0 WORD_T(0xee9398aadb67f03dull)
#define ASCON_HASH_IV1 WORD_T(0x8bb21831c60f1002ull)
#define ASCON_HASH_IV2 WORD_T(0xb48a92db98d5da62ull)
#define ASCON_HASH_IV3 WORD_T(0x43189921b8f8e3e8ull)
#define ASCON_HASH_IV4 WORD_T(0x348fa5c9d525e140ull)

Enrico Pozzobon committed
48 49 50 51 52 53
#define ASCON_HASHA_IV0 WORD_T(0x01470194fc6528a6ull)
#define ASCON_HASHA_IV1 WORD_T(0x738ec38ac0adffa7ull)
#define ASCON_HASHA_IV2 WORD_T(0x2ec8e3296c76384cull)
#define ASCON_HASHA_IV3 WORD_T(0xd6f6a54d7f52377dull)
#define ASCON_HASHA_IV4 WORD_T(0xa13c42a223be8d87ull)

Martin Schläffer committed
54 55 56 57 58
#define ASCON_XOF_IV0 WORD_T(0xb57e273b814cd416ull)
#define ASCON_XOF_IV1 WORD_T(0x2b51042562ae2420ull)
#define ASCON_XOF_IV2 WORD_T(0x66a3a7768ddf2218ull)
#define ASCON_XOF_IV3 WORD_T(0x5aad0a7a8153650cull)
#define ASCON_XOF_IV4 WORD_T(0x4f3e0e32539493b6ull)
Martin Schläffer committed
59

Enrico Pozzobon committed
60 61 62 63 64
#define ASCON_XOFA_IV0 WORD_T(0x44906568b77b9832ull)
#define ASCON_XOFA_IV1 WORD_T(0xcd8d6cae53455532ull)
#define ASCON_XOFA_IV2 WORD_T(0xf7b5212756422129ull)
#define ASCON_XOFA_IV3 WORD_T(0x246885e1de0d225bull)
#define ASCON_XOFA_IV4 WORD_T(0xa8cb5ce33449973full)
Martin Schläffer committed
65 66

#define START(n) ((3 + (n)) << 4 | (12 - (n)))
Enrico Pozzobon committed
67 68 69 70 71 72 73 74 75 76 77 78 79 80 81
#define RC(c) WORD_T(c)

forceinline void P12ROUNDS(state_t* s) {
  ROUND(s, RC(0xf0));
  ROUND(s, RC(0xe1));
  ROUND(s, RC(0xd2));
  ROUND(s, RC(0xc3));
  ROUND(s, RC(0xb4));
  ROUND(s, RC(0xa5));
  ROUND(s, RC(0x96));
  ROUND(s, RC(0x87));
  ROUND(s, RC(0x78));
  ROUND(s, RC(0x69));
  ROUND(s, RC(0x5a));
  ROUND(s, RC(0x4b));
Martin Schläffer committed
82 83
}

Enrico Pozzobon committed
84 85 86 87 88 89 90 91 92
forceinline void P8ROUNDS(state_t* s) {
  ROUND(s, RC(0xb4));
  ROUND(s, RC(0xa5));
  ROUND(s, RC(0x96));
  ROUND(s, RC(0x87));
  ROUND(s, RC(0x78));
  ROUND(s, RC(0x69));
  ROUND(s, RC(0x5a));
  ROUND(s, RC(0x4b));
Martin Schläffer committed
93 94
}

Enrico Pozzobon committed
95 96 97 98 99 100 101
forceinline void P6ROUNDS(state_t* s) {
  ROUND(s, RC(0x96));
  ROUND(s, RC(0x87));
  ROUND(s, RC(0x78));
  ROUND(s, RC(0x69));
  ROUND(s, RC(0x5a));
  ROUND(s, RC(0x4b));
Martin Schläffer committed
102 103
}

Enrico Pozzobon committed
104 105
forceinline void PROUNDS(state_t* s, int nr) {
  for (int i = START(nr); i > 0x4a; i -= 0x0f) ROUND(s, RC(i));
Martin Schläffer committed
106 107
}

Enrico Pozzobon committed
108
#if ASCON_INLINE_PERM && ASCON_UNROLL_LOOPS
Martin Schläffer committed
109

Enrico Pozzobon committed
110 111 112 113
forceinline void P(state_t* s, int nr) {
  if (nr == 12) P12ROUNDS(s);
  if (nr == 8) P8ROUNDS(s);
  if (nr == 6) P6ROUNDS(s);
Martin Schläffer committed
114 115
}

Enrico Pozzobon committed
116
#elif !ASCON_INLINE_PERM && ASCON_UNROLL_LOOPS
Martin Schläffer committed
117

Enrico Pozzobon committed
118 119 120
void P12(state_t* s);
void P8(state_t* s);
void P6(state_t* s);
Martin Schläffer committed
121

Enrico Pozzobon committed
122 123 124 125
forceinline void P(state_t* s, int nr) {
  if (nr == 12) P12(s);
  if (nr == 8) P8(s);
  if (nr == 6) P6(s);
Martin Schläffer committed
126 127
}

Enrico Pozzobon committed
128
#elif ASCON_INLINE_PERM && !ASCON_UNROLL_LOOPS
Martin Schläffer committed
129

Enrico Pozzobon committed
130
forceinline void P(state_t* s, int nr) { PROUNDS(s, nr); }
Martin Schläffer committed
131

Enrico Pozzobon committed
132
#else /* !ASCON_INLINE_PERM && !ASCON_UNROLL_LOOPS */
Martin Schläffer committed
133

Enrico Pozzobon committed
134
void P(state_t* s, int nr);
Martin Schläffer committed
135 136 137 138

#endif

#endif /* PERMUTATIONS_H_ */