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author | fireice-uk <fireice-uk@users.noreply.github.com> | 2017-10-05 00:14:15 +0100 |
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committer | fireice-uk <fireice-uk@users.noreply.github.com> | 2017-10-05 00:14:15 +0100 |
commit | f9c3b6e2fba0e46104b357de8c721ec0d75fa253 (patch) | |
tree | 52d76e329c69bd48f69625720f255fd68446bf7c /xmrstak | |
parent | 2f7727e6d4ef645ea5fcbf7ef2f26121d86a06ac (diff) | |
download | xmr-stak-f9c3b6e2fba0e46104b357de8c721ec0d75fa253.zip xmr-stak-f9c3b6e2fba0e46104b357de8c721ec0d75fa253.tar.gz |
Cleaned up, so persons not very proficient in C macros, like hyc_symas don't cry about obfuscation
Diffstat (limited to 'xmrstak')
-rw-r--r-- | xmrstak/backend/cpu/crypto/soft_aes.hpp | 113 |
1 files changed, 14 insertions, 99 deletions
diff --git a/xmrstak/backend/cpu/crypto/soft_aes.hpp b/xmrstak/backend/cpu/crypto/soft_aes.hpp index aba7c20..7c77090 100644 --- a/xmrstak/backend/cpu/crypto/soft_aes.hpp +++ b/xmrstak/backend/cpu/crypto/soft_aes.hpp @@ -22,8 +22,9 @@ */ /* - * The orginal author of this AES implementation is Karl Malbrain. + * Parts of this file are originally copyright (c) 2014-2017, The Monero Project */ +#pragma once #ifdef __GNUC__ #include <x86intrin.h> @@ -33,45 +34,6 @@ #include <inttypes.h> -#define TABLE_ALIGN 32 -#define WPOLY 0x011b -#define N_COLS 4 -#define AES_BLOCK_SIZE 16 -#define RC_LENGTH (5 * (AES_BLOCK_SIZE / 4 - 2)) - -#if defined(_MSC_VER) -#define ALIGN __declspec(align(TABLE_ALIGN)) -#elif defined(__GNUC__) -#define ALIGN __attribute__ ((aligned(16))) -#else -#define ALIGN -#endif - -#define rf1(r,c) (r) -#define word_in(x,c) (*((uint32_t*)(x)+(c))) -#define word_out(x,c,v) (*((uint32_t*)(x)+(c)) = (v)) - -#define s(x,c) x[c] -#define si(y,x,c) (s(y,c) = word_in(x, c)) -#define so(y,x,c) word_out(y, c, s(x,c)) -#define state_in(y,x) si(y,x,0); si(y,x,1); si(y,x,2); si(y,x,3) -#define state_out(y,x) so(y,x,0); so(y,x,1); so(y,x,2); so(y,x,3) -#define round(y,x,k) \ -y[0] = (k)[0] ^ (t_fn[0][x[0] & 0xff] ^ t_fn[1][(x[1] >> 8) & 0xff] ^ t_fn[2][(x[2] >> 16) & 0xff] ^ t_fn[3][x[3] >> 24]); \ -y[1] = (k)[1] ^ (t_fn[0][x[1] & 0xff] ^ t_fn[1][(x[2] >> 8) & 0xff] ^ t_fn[2][(x[3] >> 16) & 0xff] ^ t_fn[3][x[0] >> 24]); \ -y[2] = (k)[2] ^ (t_fn[0][x[2] & 0xff] ^ t_fn[1][(x[3] >> 8) & 0xff] ^ t_fn[2][(x[0] >> 16) & 0xff] ^ t_fn[3][x[1] >> 24]); \ -y[3] = (k)[3] ^ (t_fn[0][x[3] & 0xff] ^ t_fn[1][(x[0] >> 8) & 0xff] ^ t_fn[2][(x[1] >> 16) & 0xff] ^ t_fn[3][x[2] >> 24]); -#define to_byte(x) ((x) & 0xff) -#define bval(x,n) to_byte((x) >> (8 * (n))) - -#define fwd_var(x,r,c)\ - ( r == 0 ? ( c == 0 ? s(x,0) : c == 1 ? s(x,1) : c == 2 ? s(x,2) : s(x,3))\ - : r == 1 ? ( c == 0 ? s(x,1) : c == 1 ? s(x,2) : c == 2 ? s(x,3) : s(x,0))\ - : r == 2 ? ( c == 0 ? s(x,2) : c == 1 ? s(x,3) : c == 2 ? s(x,0) : s(x,1))\ - : ( c == 0 ? s(x,3) : c == 1 ? s(x,0) : c == 2 ? s(x,1) : s(x,2))) - -#define fwd_rnd(y,x,k,c) (s(y,c) = (k)[c] ^ four_tables(x,t_use(f,n),fwd_var,rf1,c)) - #define sb_data(w) {\ w(0x63), w(0x7c), w(0x77), w(0x7b), w(0xf2), w(0x6b), w(0x6f), w(0xc5),\ w(0x30), w(0x01), w(0x67), w(0x2b), w(0xfe), w(0xd7), w(0xab), w(0x76),\ @@ -106,53 +68,24 @@ y[3] = (k)[3] ^ (t_fn[0][x[3] & 0xff] ^ t_fn[1][(x[0] >> 8) & 0xff] ^ t_fn[2][( w(0x8c), w(0xa1), w(0x89), w(0x0d), w(0xbf), w(0xe6), w(0x42), w(0x68),\ w(0x41), w(0x99), w(0x2d), w(0x0f), w(0xb0), w(0x54), w(0xbb), w(0x16) } -#define rc_data(w) {\ - w(0x01), w(0x02), w(0x04), w(0x08), w(0x10),w(0x20), w(0x40), w(0x80),\ - w(0x1b), w(0x36) } +#define WPOLY 0x011b #define bytes2word(b0, b1, b2, b3) (((uint32_t)(b3) << 24) | \ ((uint32_t)(b2) << 16) | ((uint32_t)(b1) << 8) | (b0)) +#define f2(x) ((x<<1) ^ (((x>>7) & 1) * WPOLY)) +#define f3(x) (f2(x) ^ x) #define h0(x) (x) -#define w0(p) bytes2word(p, 0, 0, 0) -#define w1(p) bytes2word(0, p, 0, 0) -#define w2(p) bytes2word(0, 0, p, 0) -#define w3(p) bytes2word(0, 0, 0, p) #define u0(p) bytes2word(f2(p), p, p, f3(p)) #define u1(p) bytes2word(f3(p), f2(p), p, p) #define u2(p) bytes2word(p, f3(p), f2(p), p) #define u3(p) bytes2word(p, p, f3(p), f2(p)) -#define v0(p) bytes2word(fe(p), f9(p), fd(p), fb(p)) -#define v1(p) bytes2word(fb(p), fe(p), f9(p), fd(p)) -#define v2(p) bytes2word(fd(p), fb(p), fe(p), f9(p)) -#define v3(p) bytes2word(f9(p), fd(p), fb(p), fe(p)) - -#define f2(x) ((x<<1) ^ (((x>>7) & 1) * WPOLY)) -#define f4(x) ((x<<2) ^ (((x>>6) & 1) * WPOLY) ^ (((x>>6) & 2) * WPOLY)) -#define f8(x) ((x<<3) ^ (((x>>5) & 1) * WPOLY) ^ (((x>>5) & 2) * WPOLY) ^ (((x>>5) & 4) * WPOLY)) -#define f3(x) (f2(x) ^ x) -#define f9(x) (f8(x) ^ x) -#define fb(x) (f8(x) ^ f2(x) ^ x) -#define fd(x) (f8(x) ^ f4(x) ^ x) -#define fe(x) (f8(x) ^ f4(x) ^ f2(x)) - -#define t_dec(m,n) t_##m##n -#define t_set(m,n) t_##m##n -#define t_use(m,n) t_##m##n - -#define d_4(t,n,b,e,f,g,h) ALIGN const t n[4][256] = { b(e), b(f), b(g), b(h) } - -#define four_tables(x,tab,vf,rf,c) \ - (tab[0][bval(vf(x,0,c),rf(0,c))] \ - ^ tab[1][bval(vf(x,1,c),rf(1,c))] \ - ^ tab[2][bval(vf(x,2,c),rf(2,c))] \ - ^ tab[3][bval(vf(x,3,c),rf(3,c))]) +alignas(16) const uint32_t t_fn[4][256] = { sb_data(u0), sb_data(u1), sb_data(u2), sb_data(u3) }; +alignas(16) const uint8_t aes_sbox[256] = sb_data(h0); -d_4(uint32_t, t_dec(f,n), sb_data, u0, u1, u2, u3); - -__m128i soft_aesenc(__m128i in, __m128i key) +static inline __m128i soft_aesenc(__m128i in, __m128i key) { uint32_t x0, x1, x2, x3; x0 = _mm_cvtsi128_si32(in); @@ -169,40 +102,22 @@ __m128i soft_aesenc(__m128i in, __m128i key) return _mm_xor_si128(out, key); } -uint8_t Sbox[256] = { // forward s-box -0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, -0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, -0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, -0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, -0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, -0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, -0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, -0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, -0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, -0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, -0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, -0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, -0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, -0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, -0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, -0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16}; - static inline void sub_word(uint8_t* key) { - key[0] = Sbox[key[0]]; - key[1] = Sbox[key[1]]; - key[2] = Sbox[key[2]]; - key[3] = Sbox[key[3]]; + key[0] = aes_sbox[key[0]]; + key[1] = aes_sbox[key[1]]; + key[2] = aes_sbox[key[2]]; + key[3] = aes_sbox[key[3]]; } #ifdef __clang__ -uint32_t _rotr(uint32_t value, uint32_t amount) +static inline uint32_t _rotr(uint32_t value, uint32_t amount) { return (value >> amount) | (value << ((32 - amount) & 31)); } #endif -__m128i soft_aeskeygenassist(__m128i key, uint8_t rcon) +static inline __m128i soft_aeskeygenassist(__m128i key, uint8_t rcon) { uint32_t X1 = _mm_cvtsi128_si32(_mm_shuffle_epi32(key, 0x55)); uint32_t X3 = _mm_cvtsi128_si32(_mm_shuffle_epi32(key, 0xFF)); |