forked from weidai11/cryptopp
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy patharia_simd.cpp
197 lines (167 loc) · 5.75 KB
/
aria_simd.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
// aria_simd.cpp - written and placed in the public domain by
// Jeffrey Walton, Uri Blumenthal and Marcel Raad.
//
// This source file uses intrinsics to gain access to ARMv7a and
// ARMv8a NEON instructions. A separate source file is needed
// because additional CXXFLAGS are required to enable the
// appropriate instructions sets in some build configurations.
#include "pch.h"
#include "config.h"
#include "misc.h"
#if (CRYPTOPP_SSSE3_AVAILABLE)
# include <tmmintrin.h>
#endif
#if (CRYPTOPP_ARM_NEON_AVAILABLE)
# include <arm_neon.h>
#endif
// Can't use CRYPTOPP_ARM_XXX_AVAILABLE because too many
// compilers don't follow ACLE conventions for the include.
#if (CRYPTOPP_ARM_ACLE_AVAILABLE)
# include <stdint.h>
# include <arm_acle.h>
#endif
// Clang __m128i casts, http://bugs.llvm.org/show_bug.cgi?id=20670
#define M128_CAST(x) ((__m128i *)(void *)(x))
#define CONST_M128_CAST(x) ((const __m128i *)(const void *)(x))
NAMESPACE_BEGIN(CryptoPP)
NAMESPACE_BEGIN(ARIATab)
extern const word32 S1[256];
extern const word32 S2[256];
extern const word32 X1[256];
extern const word32 X2[256];
extern const word32 KRK[3][4];
NAMESPACE_END
NAMESPACE_END
ANONYMOUS_NAMESPACE_BEGIN
using CryptoPP::byte;
using CryptoPP::word32;
inline byte ARIA_BRF(const word32 x, const int y) {
return GETBYTE(x, y);
}
ANONYMOUS_NAMESPACE_END
NAMESPACE_BEGIN(CryptoPP)
using CryptoPP::ARIATab::S1;
using CryptoPP::ARIATab::S2;
using CryptoPP::ARIATab::X1;
using CryptoPP::ARIATab::X2;
using CryptoPP::ARIATab::KRK;
#if (CRYPTOPP_ARM_NEON_AVAILABLE)
template <unsigned int N>
inline void ARIA_GSRK_NEON(const uint32x4_t X, const uint32x4_t Y, byte RK[16])
{
enum { Q1 = (4-(N/32)) % 4,
Q2 = (3-(N/32)) % 4,
R = N % 32
};
vst1q_u8(RK, vreinterpretq_u8_u32(
veorq_u32(X, veorq_u32(
vshrq_n_u32(vextq_u32(Y, Y, Q1), R),
vshlq_n_u32(vextq_u32(Y, Y, Q2), 32-R)))));
}
void ARIA_UncheckedSetKey_Schedule_NEON(byte* rk, word32* ws, unsigned int keylen)
{
const uint32x4_t w0 = vld1q_u32(ws+ 0);
const uint32x4_t w1 = vld1q_u32(ws+ 8);
const uint32x4_t w2 = vld1q_u32(ws+12);
const uint32x4_t w3 = vld1q_u32(ws+16);
ARIA_GSRK_NEON<19>(w0, w1, rk + 0);
ARIA_GSRK_NEON<19>(w1, w2, rk + 16);
ARIA_GSRK_NEON<19>(w2, w3, rk + 32);
ARIA_GSRK_NEON<19>(w3, w0, rk + 48);
ARIA_GSRK_NEON<31>(w0, w1, rk + 64);
ARIA_GSRK_NEON<31>(w1, w2, rk + 80);
ARIA_GSRK_NEON<31>(w2, w3, rk + 96);
ARIA_GSRK_NEON<31>(w3, w0, rk + 112);
ARIA_GSRK_NEON<67>(w0, w1, rk + 128);
ARIA_GSRK_NEON<67>(w1, w2, rk + 144);
ARIA_GSRK_NEON<67>(w2, w3, rk + 160);
ARIA_GSRK_NEON<67>(w3, w0, rk + 176);
ARIA_GSRK_NEON<97>(w0, w1, rk + 192);
if (keylen > 16)
{
ARIA_GSRK_NEON<97>(w1, w2, rk + 208);
ARIA_GSRK_NEON<97>(w2, w3, rk + 224);
if (keylen > 24)
{
ARIA_GSRK_NEON< 97>(w3, w0, rk + 240);
ARIA_GSRK_NEON<109>(w0, w1, rk + 256);
}
}
}
void ARIA_ProcessAndXorBlock_NEON(const byte* xorBlock, byte* outBlock, const byte *rk, word32 *t)
{
outBlock[ 0] = (byte)(X1[ARIA_BRF(t[0],3)] );
outBlock[ 1] = (byte)(X2[ARIA_BRF(t[0],2)]>>8);
outBlock[ 2] = (byte)(S1[ARIA_BRF(t[0],1)] );
outBlock[ 3] = (byte)(S2[ARIA_BRF(t[0],0)] );
outBlock[ 4] = (byte)(X1[ARIA_BRF(t[1],3)] );
outBlock[ 5] = (byte)(X2[ARIA_BRF(t[1],2)]>>8);
outBlock[ 6] = (byte)(S1[ARIA_BRF(t[1],1)] );
outBlock[ 7] = (byte)(S2[ARIA_BRF(t[1],0)] );
outBlock[ 8] = (byte)(X1[ARIA_BRF(t[2],3)] );
outBlock[ 9] = (byte)(X2[ARIA_BRF(t[2],2)]>>8);
outBlock[10] = (byte)(S1[ARIA_BRF(t[2],1)] );
outBlock[11] = (byte)(S2[ARIA_BRF(t[2],0)] );
outBlock[12] = (byte)(X1[ARIA_BRF(t[3],3)] );
outBlock[13] = (byte)(X2[ARIA_BRF(t[3],2)]>>8);
outBlock[14] = (byte)(S1[ARIA_BRF(t[3],1)] );
outBlock[15] = (byte)(S2[ARIA_BRF(t[3],0)] );
// 'outBlock' and 'xorBlock' may be unaligned.
if (xorBlock != NULLPTR)
{
vst1q_u8(outBlock,
veorq_u8(
vld1q_u8(xorBlock),
veorq_u8(
vld1q_u8(outBlock),
vrev32q_u8(vld1q_u8((rk))))));
}
else
{
vst1q_u8(outBlock,
veorq_u8(
vld1q_u8(outBlock),
vrev32q_u8(vld1q_u8(rk))));
}
}
#endif // CRYPTOPP_ARM_NEON_AVAILABLE
#if (CRYPTOPP_SSSE3_AVAILABLE)
void ARIA_ProcessAndXorBlock_SSSE3(const byte* xorBlock, byte* outBlock, const byte *rk, word32 *t)
{
const __m128i MASK = _mm_set_epi8(12,13,14,15, 8,9,10,11, 4,5,6,7, 0,1,2,3);
outBlock[ 0] = (byte)(X1[ARIA_BRF(t[0],3)] );
outBlock[ 1] = (byte)(X2[ARIA_BRF(t[0],2)]>>8);
outBlock[ 2] = (byte)(S1[ARIA_BRF(t[0],1)] );
outBlock[ 3] = (byte)(S2[ARIA_BRF(t[0],0)] );
outBlock[ 4] = (byte)(X1[ARIA_BRF(t[1],3)] );
outBlock[ 5] = (byte)(X2[ARIA_BRF(t[1],2)]>>8);
outBlock[ 6] = (byte)(S1[ARIA_BRF(t[1],1)] );
outBlock[ 7] = (byte)(S2[ARIA_BRF(t[1],0)] );
outBlock[ 8] = (byte)(X1[ARIA_BRF(t[2],3)] );
outBlock[ 9] = (byte)(X2[ARIA_BRF(t[2],2)]>>8);
outBlock[10] = (byte)(S1[ARIA_BRF(t[2],1)] );
outBlock[11] = (byte)(S2[ARIA_BRF(t[2],0)] );
outBlock[12] = (byte)(X1[ARIA_BRF(t[3],3)] );
outBlock[13] = (byte)(X2[ARIA_BRF(t[3],2)]>>8);
outBlock[14] = (byte)(S1[ARIA_BRF(t[3],1)] );
outBlock[15] = (byte)(S2[ARIA_BRF(t[3],0)] );
// 'outBlock' and 'xorBlock' may be unaligned.
if (xorBlock != NULLPTR)
{
_mm_storeu_si128(M128_CAST(outBlock),
_mm_xor_si128(
_mm_loadu_si128(CONST_M128_CAST(xorBlock)),
_mm_xor_si128(
_mm_loadu_si128(CONST_M128_CAST(outBlock)),
_mm_shuffle_epi8(_mm_load_si128(CONST_M128_CAST(rk)), MASK)))
);
}
else
{
_mm_storeu_si128(M128_CAST(outBlock),
_mm_xor_si128(_mm_loadu_si128(CONST_M128_CAST(outBlock)),
_mm_shuffle_epi8(_mm_load_si128(CONST_M128_CAST(rk)), MASK)));
}
}
#endif // CRYPTOPP_SSSE3_AVAILABLE
NAMESPACE_END