rottenwheel/monero
1
0
Fork 0
mirror of https://codeberg.org/anoncontributorxmr/monero.git synced 2024-11-10 05:03:26 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

Adding cnv4-2 tweaks

Browse Source 
Co-Authored-By: Lee Clagett <vtnerd@users.noreply.github.com>
This commit is contained in:
SChernykh 2019-02-14 20:42:50 +01:00
parent f51397b306
commit 9da0892b10
3 changed files with 89 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

112
src/crypto/slow-hash.c
View File

@ -35,7 +35,7 @@
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include "int-util.h" #include "common/int-util.h"
#include "hash-ops.h" #include "hash-ops.h"
#include "oaes_lib.h" #include "oaes_lib.h"
#include "variant2_int_sqrt.h" #include "variant2_int_sqrt.h"
@ -117,48 +117,74 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
#define VARIANT2_SHUFFLE_ADD_SSE2(base_ptr, offset) \ #define VARIANT2_SHUFFLE_ADD_SSE2(base_ptr, offset) \
do if (variant >= 2) \ do if (variant >= 2) \
{ \ { \
const __m128i chunk1 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x10))); \ __m128i chunk1 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x10))); \
const __m128i chunk2 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x20))); \ const __m128i chunk2 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x20))); \
const __m128i chunk3 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x30))); \ const __m128i chunk3 = _mm_load_si128((__m128i *)((base_ptr) + ((offset) ^ 0x30))); \
_mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x10)), _mm_add_epi64(chunk3, _b1)); \ _mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x10)), _mm_add_epi64(chunk3, _b1)); \
_mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x20)), _mm_add_epi64(chunk1, _b)); \ _mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x20)), _mm_add_epi64(chunk1, _b)); \
_mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x30)), _mm_add_epi64(chunk2, _a)); \ _mm_store_si128((__m128i *)((base_ptr) + ((offset) ^ 0x30)), _mm_add_epi64(chunk2, _a)); \
if (variant >= 4) \
{ \
chunk1 = _mm_xor_si128(chunk1, chunk2); \
_c = _mm_xor_si128(_c, chunk3); \
_c = _mm_xor_si128(_c, chunk1); \
} \
} while (0) } while (0)
#define VARIANT2_SHUFFLE_ADD_NEON(base_ptr, offset) \ #define VARIANT2_SHUFFLE_ADD_NEON(base_ptr, offset) \
do if (variant >= 2) \ do if (variant >= 2) \
{ \ { \
const uint64x2_t chunk1 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x10))); \ uint64x2_t chunk1 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x10))); \
const uint64x2_t chunk2 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x20))); \ const uint64x2_t chunk2 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x20))); \
const uint64x2_t chunk3 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x30))); \ const uint64x2_t chunk3 = vld1q_u64(U64((base_ptr) + ((offset) ^ 0x30))); \
vst1q_u64(U64((base_ptr) + ((offset) ^ 0x10)), vaddq_u64(chunk3, vreinterpretq_u64_u8(_b1))); \ vst1q_u64(U64((base_ptr) + ((offset) ^ 0x10)), vaddq_u64(chunk3, vreinterpretq_u64_u8(_b1))); \
vst1q_u64(U64((base_ptr) + ((offset) ^ 0x20)), vaddq_u64(chunk1, vreinterpretq_u64_u8(_b))); \ vst1q_u64(U64((base_ptr) + ((offset) ^ 0x20)), vaddq_u64(chunk1, vreinterpretq_u64_u8(_b))); \
vst1q_u64(U64((base_ptr) + ((offset) ^ 0x30)), vaddq_u64(chunk2, vreinterpretq_u64_u8(_a))); \ vst1q_u64(U64((base_ptr) + ((offset) ^ 0x30)), vaddq_u64(chunk2, vreinterpretq_u64_u8(_a))); \
if (variant >= 4) \
{ \
chunk1 = veorq_u64(chunk1, chunk2); \
_c = vreinterpretq_u8_u64(veorq_u64(vreinterpretq_u64_u8(_c), chunk3)); \
_c = vreinterpretq_u8_u64(veorq_u64(vreinterpretq_u64_u8(_c), chunk1)); \
} \
} while (0) } while (0)
#define VARIANT2_PORTABLE_SHUFFLE_ADD(base_ptr, offset) \ #define VARIANT2_PORTABLE_SHUFFLE_ADD(out, a_, base_ptr, offset) \
do if (variant >= 2) \ do if (variant >= 2) \
{ \ { \
uint64_t* chunk1 = U64((base_ptr) + ((offset) ^ 0x10)); \ uint64_t* chunk1 = U64((base_ptr) + ((offset) ^ 0x10)); \
uint64_t* chunk2 = U64((base_ptr) + ((offset) ^ 0x20)); \ uint64_t* chunk2 = U64((base_ptr) + ((offset) ^ 0x20)); \
uint64_t* chunk3 = U64((base_ptr) + ((offset) ^ 0x30)); \ uint64_t* chunk3 = U64((base_ptr) + ((offset) ^ 0x30)); \
\ \
const uint64_t chunk1_old[2] = { chunk1[0], chunk1[1] }; \ uint64_t chunk1_old[2] = { SWAP64LE(chunk1[0]), SWAP64LE(chunk1[1]) }; \
const uint64_t chunk2_old[2] = { SWAP64LE(chunk2[0]), SWAP64LE(chunk2[1]) }; \
const uint64_t chunk3_old[2] = { SWAP64LE(chunk3[0]), SWAP64LE(chunk3[1]) }; \
\ \
uint64_t b1[2]; \ uint64_t b1[2]; \
memcpy_swap64le(b1, b + 16, 2); \ memcpy_swap64le(b1, b + 16, 2); \
chunk1[0] = SWAP64LE(SWAP64LE(chunk3[0]) + b1[0]); \ chunk1[0] = SWAP64LE(chunk3_old[0] + b1[0]); \
chunk1[1] = SWAP64LE(SWAP64LE(chunk3[1]) + b1[1]); \ chunk1[1] = SWAP64LE(chunk3_old[1] + b1[1]); \
\ \
uint64_t a0[2]; \ uint64_t a0[2]; \
memcpy_swap64le(a0, a, 2); \ memcpy_swap64le(a0, a_, 2); \
chunk3[0] = SWAP64LE(SWAP64LE(chunk2[0]) + a0[0]); \ chunk3[0] = SWAP64LE(chunk2_old[0] + a0[0]); \
chunk3[1] = SWAP64LE(SWAP64LE(chunk2[1]) + a0[1]); \ chunk3[1] = SWAP64LE(chunk2_old[1] + a0[1]); \
\ \
uint64_t b0[2]; \ uint64_t b0[2]; \
memcpy_swap64le(b0, b, 2); \ memcpy_swap64le(b0, b, 2); \
chunk2[0] = SWAP64LE(SWAP64LE(chunk1_old[0]) + b0[0]); \ chunk2[0] = SWAP64LE(chunk1_old[0] + b0[0]); \
chunk2[1] = SWAP64LE(SWAP64LE(chunk1_old[1]) + b0[1]); \ chunk2[1] = SWAP64LE(SWAP64LE(chunk1_old[1]) + b0[1]); \
if (variant >= 4) \
{ \
uint64_t out_copy[2]; \
memcpy_swap64le(out_copy, out, 2); \
chunk1_old[0] ^= chunk2_old[0]; \
chunk1_old[1] ^= chunk2_old[1]; \
out_copy[0] ^= chunk3_old[0]; \
out_copy[1] ^= chunk3_old[1]; \
out_copy[0] ^= chunk1_old[0]; \
out_copy[1] ^= chunk1_old[1]; \
memcpy_swap64le(out, out_copy, 2); \
} \
} while (0) } while (0)
#define VARIANT2_INTEGER_MATH_DIVISION_STEP(b, ptr) \ #define VARIANT2_INTEGER_MATH_DIVISION_STEP(b, ptr) \
@ -201,13 +227,13 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
#endif #endif
#define VARIANT2_2_PORTABLE() \ #define VARIANT2_2_PORTABLE() \
if (variant >= 2) { \ if (variant == 2 || variant == 3) { \
xor_blocks(long_state + (j ^ 0x10), d); \ xor_blocks(long_state + (j ^ 0x10), d); \
xor_blocks(d, long_state + (j ^ 0x20)); \ xor_blocks(d, long_state + (j ^ 0x20)); \
} }
#define VARIANT2_2() \ #define VARIANT2_2() \
do if (variant >= 2) \ do if (variant == 2 || variant == 3) \
{ \ { \
*U64(hp_state + (j ^ 0x10)) ^= SWAP64LE(hi); \ *U64(hp_state + (j ^ 0x10)) ^= SWAP64LE(hi); \
*(U64(hp_state + (j ^ 0x10)) + 1) ^= SWAP64LE(lo); \ *(U64(hp_state + (j ^ 0x10)) + 1) ^= SWAP64LE(lo); \
@ -237,15 +263,15 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
#define VARIANT4_RANDOM_MATH(a, b, r, _b, _b1) \ #define VARIANT4_RANDOM_MATH(a, b, r, _b, _b1) \
do if (variant >= 4) \ do if (variant >= 4) \
{ \ { \
uint64_t t; \ uint64_t t[2]; \
memcpy(&t, b, sizeof(uint64_t)); \ memcpy(t, b, sizeof(uint64_t)); \
\ \
if (sizeof(v4_reg) == sizeof(uint32_t)) \ if (sizeof(v4_reg) == sizeof(uint32_t)) \
t ^= SWAP64LE((r[0] + r[1]) | ((uint64_t)(r[2] + r[3]) << 32)); \ t[0] ^= SWAP64LE((r[0] + r[1]) | ((uint64_t)(r[2] + r[3]) << 32)); \
else \ else \
t ^= SWAP64LE((r[0] + r[1]) ^ (r[2] + r[3])); \ t[0] ^= SWAP64LE((r[0] + r[1]) ^ (r[2] + r[3])); \
\ \
memcpy(b, &t, sizeof(uint64_t)); \ memcpy(b, t, sizeof(uint64_t)); \
\ \
V4_REG_LOAD(r + 4, a); \ V4_REG_LOAD(r + 4, a); \
V4_REG_LOAD(r + 5, (uint64_t*)(a) + 1); \ V4_REG_LOAD(r + 5, (uint64_t*)(a) + 1); \
@ -254,6 +280,17 @@ extern void aesb_pseudo_round(const uint8_t *in, uint8_t *out, const uint8_t *ex
V4_REG_LOAD(r + 8, (uint64_t*)(_b1) + 1); \ V4_REG_LOAD(r + 8, (uint64_t*)(_b1) + 1); \
\ \
v4_random_math(code, r); \ v4_random_math(code, r); \
\
memcpy(t, a, sizeof(uint64_t) * 2); \
\
if (sizeof(v4_reg) == sizeof(uint32_t)) { \
t[0] ^= SWAP64LE(r[2] | ((uint64_t)(r[3]) << 32)); \
t[1] ^= SWAP64LE(r[0] | ((uint64_t)(r[1]) << 32)); \
} else { \
t[0] ^= SWAP64LE(r[2] ^ r[3]); \
t[1] ^= SWAP64LE(r[0] ^ r[1]); \
} \
memcpy(a, t, sizeof(uint64_t) * 2); \
} while (0) } while (0)
@ -1328,6 +1365,7 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
{ {
uint8_t text[INIT_SIZE_BYTE]; uint8_t text[INIT_SIZE_BYTE];
uint8_t a[AES_BLOCK_SIZE]; uint8_t a[AES_BLOCK_SIZE];
uint8_t a1[AES_BLOCK_SIZE];
uint8_t b[AES_BLOCK_SIZE * 2]; uint8_t b[AES_BLOCK_SIZE * 2];
uint8_t c[AES_BLOCK_SIZE]; uint8_t c[AES_BLOCK_SIZE];
uint8_t c1[AES_BLOCK_SIZE]; uint8_t c1[AES_BLOCK_SIZE];
@ -1387,10 +1425,10 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
// Iteration 1 // Iteration 1
j = state_index(a); j = state_index(a);
p = &long_state[j]; p = &long_state[j];
aesb_single_round(p, p, a); aesb_single_round(p, c1, a);
copy_block(c1, p);
VARIANT2_PORTABLE_SHUFFLE_ADD(long_state, j); VARIANT2_PORTABLE_SHUFFLE_ADD(c1, a, long_state, j);
copy_block(p, c1);
xor_blocks(p, b); xor_blocks(p, b);
VARIANT1_1(p); VARIANT1_1(p);
@ -1399,14 +1437,15 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
p = &long_state[j]; p = &long_state[j];
copy_block(c, p); copy_block(c, p);
copy_block(a1, a);
VARIANT2_PORTABLE_INTEGER_MATH(c, c1); VARIANT2_PORTABLE_INTEGER_MATH(c, c1);
VARIANT4_RANDOM_MATH(a, c, r, b, b + AES_BLOCK_SIZE); VARIANT4_RANDOM_MATH(a1, c, r, b, b + AES_BLOCK_SIZE);
mul(c1, c, d); mul(c1, c, d);
VARIANT2_2_PORTABLE(); VARIANT2_2_PORTABLE();
VARIANT2_PORTABLE_SHUFFLE_ADD(long_state, j); VARIANT2_PORTABLE_SHUFFLE_ADD(c1, a, long_state, j);
sum_half_blocks(a, d); sum_half_blocks(a1, d);
swap_blocks(a, c); swap_blocks(a1, c);
xor_blocks(a, c); xor_blocks(a1, c);
VARIANT1_2(U64(c) + 1); VARIANT1_2(U64(c) + 1);
copy_block(p, c); copy_block(p, c);
@ -1414,6 +1453,7 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
copy_block(b + AES_BLOCK_SIZE, b); copy_block(b + AES_BLOCK_SIZE, b);
} }
copy_block(b, c1); copy_block(b, c1);
copy_block(a, a1);
} }
memcpy(text, state.init, INIT_SIZE_BYTE); memcpy(text, state.init, INIT_SIZE_BYTE);
@ -1534,6 +1574,7 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
union cn_slow_hash_state state; union cn_slow_hash_state state;
uint8_t text[INIT_SIZE_BYTE]; uint8_t text[INIT_SIZE_BYTE];
uint8_t a[AES_BLOCK_SIZE]; uint8_t a[AES_BLOCK_SIZE];
uint8_t a1[AES_BLOCK_SIZE];
uint8_t b[AES_BLOCK_SIZE * 2]; uint8_t b[AES_BLOCK_SIZE * 2];
uint8_t c1[AES_BLOCK_SIZE]; uint8_t c1[AES_BLOCK_SIZE];
uint8_t c2[AES_BLOCK_SIZE]; uint8_t c2[AES_BLOCK_SIZE];
@ -1577,7 +1618,7 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
j = e2i(a, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE; j = e2i(a, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE;
copy_block(c1, &long_state[j]); copy_block(c1, &long_state[j]);
aesb_single_round(c1, c1, a); aesb_single_round(c1, c1, a);
VARIANT2_PORTABLE_SHUFFLE_ADD(long_state, j); VARIANT2_PORTABLE_SHUFFLE_ADD(c1, a, long_state, j);
copy_block(&long_state[j], c1); copy_block(&long_state[j], c1);
xor_blocks(&long_state[j], b); xor_blocks(&long_state[j], b);
assert(j == e2i(a, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE); assert(j == e2i(a, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE);
@ -1585,23 +1626,22 @@ void cn_slow_hash(const void *data, size_t length, char *hash, int variant, int
/* Iteration 2 */ /* Iteration 2 */
j = e2i(c1, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE; j = e2i(c1, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE;
copy_block(c2, &long_state[j]); copy_block(c2, &long_state[j]);
copy_block(a1, a);
VARIANT2_PORTABLE_INTEGER_MATH(c2, c1); VARIANT2_PORTABLE_INTEGER_MATH(c2, c1);
VARIANT4_RANDOM_MATH(a, c2, r, b, b + AES_BLOCK_SIZE); VARIANT4_RANDOM_MATH(a1, c2, r, b, b + AES_BLOCK_SIZE);
mul(c1, c2, d); mul(c1, c2, d);
VARIANT2_2_PORTABLE(); VARIANT2_2_PORTABLE();
VARIANT2_PORTABLE_SHUFFLE_ADD(long_state, j); VARIANT2_PORTABLE_SHUFFLE_ADD(c1, a, long_state, j);
swap_blocks(a, c1); sum_half_blocks(a1, d);
sum_half_blocks(c1, d); swap_blocks(a1, c2);
swap_blocks(c1, c2); xor_blocks(a1, c2);
xor_blocks(c1, c2);
VARIANT1_2(c2 + 8); VARIANT1_2(c2 + 8);
copy_block(&long_state[j], c2); copy_block(&long_state[j], c2);
assert(j == e2i(a, MEMORY / AES_BLOCK_SIZE) * AES_BLOCK_SIZE);
if (variant >= 2) { if (variant >= 2) {
copy_block(b + AES_BLOCK_SIZE, b); copy_block(b + AES_BLOCK_SIZE, b);
} }
copy_block(b, a); copy_block(b, c1);
copy_block(a, c1); copy_block(a, a1);
} }
memcpy(text, state.init, INIT_SIZE_BYTE); memcpy(text, state.init, INIT_SIZE_BYTE);

6
src/crypto/variant4_random_math.h
View File

@ -39,10 +39,9 @@ enum V4_InstructionList
// V4_InstructionDefinition is used to generate code from random data // V4_InstructionDefinition is used to generate code from random data
// Every random sequence of bytes is a valid code // Every random sequence of bytes is a valid code
// //
// There are 8 registers in total: // There are 9 registers in total:
// - 4 variable registers // - 4 variable registers
// - 4 constant registers initialized from loop variables // - 5 constant registers initialized from loop variables
//
// This is why dst_index is 2 bits // This is why dst_index is 2 bits
enum V4_InstructionDefinition enum V4_InstructionDefinition
{ {
@ -201,6 +200,7 @@ static inline int v4_random_math_init(struct V4_Instruction* code, const uint64_
memset(data, 0, sizeof(data)); memset(data, 0, sizeof(data));
uint64_t tmp = SWAP64LE(height); uint64_t tmp = SWAP64LE(height);
memcpy(data, &tmp, sizeof(uint64_t)); memcpy(data, &tmp, sizeof(uint64_t));
data[20] = -38; // change seed
// Set data_index past the last byte in data // Set data_index past the last byte in data
// to trigger full data update with blake hash // to trigger full data update with blake hash

20
tests/hash/tests-slow-4.txt
View File

@ -1,10 +1,10 @@
47c996e2d6aa453f50b15a6e829a8c6e5070500c08ba2426019510753e31af42 5468697320697320612074657374205468697320697320612074657374205468697320697320612074657374 1806260 f759588ad57e758467295443a9bd71490abff8e9dad1b95b6bf2f5d0d78387bc 5468697320697320612074657374205468697320697320612074657374205468697320697320612074657374 1806260
eb17f755e8f394ff911603826b0e2a37c3f40a5990693a1be7e39cd5c178f0b4 4c6f72656d20697073756d20646f6c6f722073697420616d65742c20636f6e73656374657475722061646970697363696e67 1806261 5bb833deca2bdd7252a9ccd7b4ce0b6a4854515794b56c207262f7a5b9bdb566 4c6f72656d20697073756d20646f6c6f722073697420616d65742c20636f6e73656374657475722061646970697363696e67 1806261
f4de6adc61efa498fd4929ed00e88ed8e12caa2907f99cb42442567d3da9daec 656c69742c2073656420646f20656975736d6f642074656d706f7220696e6369646964756e74207574206c61626f7265 1806262 1ee6728da60fbd8d7d55b2b1ade487a3cf52a2c3ac6f520db12c27d8921f6cab 656c69742c2073656420646f20656975736d6f642074656d706f7220696e6369646964756e74207574206c61626f7265 1806262
03004aaa1cdbda343fcbc835aaca191b8577c21267dadd0e4e86a57e68614a71 657420646f6c6f7265206d61676e6120616c697175612e20557420656e696d206164206d696e696d2076656e69616d2c 1806263 6969fe2ddfb758438d48049f302fc2108a4fcc93e37669170e6db4b0b9b4c4cb 657420646f6c6f7265206d61676e6120616c697175612e20557420656e696d206164206d696e696d2076656e69616d2c 1806263
2081cb5646549b44356f5c81787c529367751bc1cdd5f1ea8c0a333b5e49e220 71756973206e6f737472756420657865726369746174696f6e20756c6c616d636f206c61626f726973206e697369 1806264 7f3048b4e90d0cbe7a57c0394f37338a01fae3adfdc0e5126d863a895eb04e02 71756973206e6f737472756420657865726369746174696f6e20756c6c616d636f206c61626f726973206e697369 1806264
653c57f666f6fa1121b82f217485f6fda64ce58bf311d664e92da9119c7d5b95 757420616c697175697020657820656120636f6d6d6f646f20636f6e7365717561742e20447569732061757465 1806265 1d290443a4b542af04a82f6b2494a6ee7f20f2754c58e0849032483a56e8e2ef 757420616c697175697020657820656120636f6d6d6f646f20636f6e7365717561742e20447569732061757465 1806265
20c4b9f8ded7fd1e348341ce2b6297e5ac330e588e5f34985446fd20346b69e3 697275726520646f6c6f7220696e20726570726568656e646572697420696e20766f6c7570746174652076656c6974 1806266 c43cc6567436a86afbd6aa9eaa7c276e9806830334b614b2bee23cc76634f6fd 697275726520646f6c6f7220696e20726570726568656e646572697420696e20766f6c7570746174652076656c6974 1806266
82e35ae2f7258fb5cb6b53b332f898ac19c385b49fc35e32ae0c5ab56025f763 657373652063696c6c756d20646f6c6f726520657520667567696174206e756c6c612070617269617475722e 1806267 87be2479c0c4e8edfdfaa5603e93f4265b3f8224c1c5946feb424819d18990a4 657373652063696c6c756d20646f6c6f726520657520667567696174206e756c6c612070617269617475722e 1806267
ddcf95b7d0066668a1d36d4115de1a2bc52dd1f95d94366ec34c8c3c7196e5dd 4578636570746575722073696e74206f6363616563617420637570696461746174206e6f6e2070726f6964656e742c 1806268 dd9d6a6d8e47465cceac0877ef889b93e7eba979557e3935d7f86dce11b070f3 4578636570746575722073696e74206f6363616563617420637570696461746174206e6f6e2070726f6964656e742c 1806268
882c2bddf05736ab1072c678c3b75661813709a2ac1fd6e861f2dcc65d466b90 73756e7420696e2063756c706120717569206f666669636961206465736572756e74206d6f6c6c697420616e696d20696420657374206c61626f72756d2e 1806269 75c6f2ae49a20521de97285b431e717125847fb8935ed84a61e7f8d36a2c3d8e 73756e7420696e2063756c706120717569206f666669636961206465736572756e74206d6f6c6c697420616e696d20696420657374206c61626f72756d2e 1806269