Created
July 9, 2019 10:03
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#include <stdio.h> | |
#include <string.h> | |
const char* fields[] = { | |
"parentHash", | |
"ommersHash", | |
"beneficiary", | |
"stateRoot", | |
"transactionsRoot", | |
"receiptsRoot", | |
"logsBloom", | |
"difficulty", | |
"number", | |
"gasLimit", | |
"gasUsed", | |
"timestamp", | |
"extraData", | |
"mixHash", | |
"nonce" | |
}; | |
typedef unsigned int uint; | |
typedef unsigned int bool; | |
#define TRUE 1 | |
#define FALSE 0 | |
typedef struct _rlp_elem { | |
unsigned char* content; | |
uint len; | |
struct _rlp_elem* list; | |
bool is_list; | |
struct _rlp_elem* next; | |
} rlp_elem; | |
/*****************************************************************************/ | |
static uint decode_single_byte(unsigned char* input, rlp_elem* output) { | |
output->content = input; | |
output->len = 1; | |
output->is_list = FALSE; | |
return 1; | |
} | |
/*****************************************************************************/ | |
static uint decode_number(unsigned char* input, uint len) { | |
uint i, result; | |
result = 0; | |
for(i = 0 ; i < len ; i++) { | |
result = result << 8; | |
result += (unsigned char)input[i]; | |
} | |
return result; | |
} | |
/*****************************************************************************/ | |
static uint decode_string(unsigned char* input, rlp_elem* output) { | |
unsigned char first_byte = input[0]; | |
uint len_num_bytes; | |
uint string_len; | |
output->is_list = FALSE; | |
if(first_byte <= 0xb7) { | |
output->len = first_byte - 0x80; | |
output->content = input + 1; | |
len_num_bytes = 1; | |
} | |
else { | |
len_num_bytes = first_byte - 0xb7; | |
string_len = decode_number(input + 1, len_num_bytes); | |
output->len = string_len; | |
output->content = input + 1 + len_num_bytes; | |
len_num_bytes++; | |
} | |
return output->len + len_num_bytes; | |
} | |
/*****************************************************************************/ | |
//uint cntr = 0; | |
static uint decode_list(unsigned char* input, rlp_elem* list, rlp_elem** scrath_pad) { | |
unsigned char first_byte = input[0]; | |
uint len_num_bytes; | |
uint list_len; | |
uint elm_ind; | |
uint elm_len; | |
uint outputs_ind; | |
unsigned char* current_input = input; | |
rlp_elem* prev = NULL; | |
rlp_elem* curr; | |
//printf("decode list start %u\n", cntr++); | |
if(first_byte <= 0xf7) { | |
list_len = first_byte - 0xc0; | |
len_num_bytes = 0; | |
current_input = input + 1; | |
} | |
else { | |
len_num_bytes = first_byte - 0xf7; | |
list_len = decode_number(input + 1, len_num_bytes); | |
current_input = input + 1 + len_num_bytes; | |
} | |
//printf("list len %u\n", list_len); | |
outputs_ind = 0; | |
list->is_list = TRUE; | |
curr = list->list = (*scrath_pad)++; | |
for(elm_ind = 0 ; /*elm_ind < list_len*/ current_input < input + list_len + len_num_bytes + 1 /* elm_ind < 20*/ ; elm_ind++) | |
{ | |
first_byte = current_input[0]; | |
memset(curr, 0x00, sizeof(rlp_elem)); | |
if(first_byte <= 0x7f) elm_len = decode_single_byte(current_input,curr); | |
else if(first_byte <= 0xbf) elm_len = decode_string(current_input,curr); | |
else { | |
curr->list = (*scrath_pad)++; | |
memset(curr->list, 0x00, sizeof(rlp_elem)); | |
elm_len = decode_list(current_input, | |
curr->list, | |
scrath_pad); | |
curr->is_list = TRUE; | |
} | |
current_input += elm_len; | |
outputs_ind += 1; | |
if(prev != NULL) prev->next = curr; | |
prev = curr; | |
curr = (*scrath_pad)++; | |
} | |
//printf("decode list end %u\n", cntr--); | |
return list_len + len_num_bytes + 1; | |
} | |
/*****************************************************************************/ | |
static uint remove_last_field_from_rlp(unsigned char* rlp, uint field_len) { | |
uint field_len_field_len; | |
uint rlp_org_len; | |
uint rlp_final_len; | |
uint rlp_len_num_bytes; | |
if(rlp[0] <= 0xf7) printf("error: rlp is too short\n"); | |
rlp_len_num_bytes = rlp[0] - 0xf7; | |
rlp_org_len = decode_number(rlp + 1, rlp_len_num_bytes); | |
if(field_len >= 55) printf("error: unexpected field_len\n"); | |
if(rlp_org_len <= 55 - field_len) printf("error: rlp is too short\n"); | |
if(field_len == 0) field_len_field_len = 0; // would happen once evey 2^64 blocks... | |
else if(field_len <= 55) field_len_field_len = 1; | |
else printf("error: unexpected field_len\n"); | |
rlp_final_len = rlp_org_len - (field_len + field_len_field_len); | |
// make sure number of bytes wasn't chage | |
if(rlp_final_len <= 256) printf("error: unexpcted rlp len\n"); | |
if(rlp_org_len >= 256 * 256) printf("error: unexpecpted rlp len\n"); | |
// new length is exactly 2 bytes | |
rlp[1] = rlp_final_len >> 8; | |
rlp[2] = rlp_final_len & 0xFF; | |
return rlp_final_len + 3; | |
} | |
/*****************************************************************************/ | |
/* tests */ | |
/*****************************************************************************/ | |
static void print_elem(const char* name, rlp_elem* elem) { | |
uint i; | |
if(elem->is_list){ | |
printf("list start\n"); | |
print_elem(name, elem->list); | |
} | |
else { | |
for(i = 0 ; i < elem->len ;i++) { | |
printf("%02X", elem->content[i]); | |
} | |
printf("\n"); | |
} | |
if(elem->next == NULL) printf("list end\n"); | |
else print_elem(name, elem->next); | |
} | |
#define CHECK_RLP_RESULT(_rlp_items, _index, _value){\ | |
if((_rlp_items[_index]).len != sizeof(_value)) return (-1 * 2 * (_index) - 1);\ | |
if(memcmp((_rlp_items[_index]).content, (_value), sizeof(_value))) return (-1 * 2 * (_index) - 2);\ | |
} | |
/*****************************************************************************/ | |
#if 0 | |
static int test1() { | |
unsigned char rlp_data[] = | |
{0xf9, 0x02, 0x10, 0xa0, 0x4d, 0x1e, 0x1f, 0x82, 0x40, 0x0b, 0x58, 0x55, 0xf1, 0xec, 0xc1, 0xf6, 0x9e, 0xe5, 0x5b, 0x94, 0xe6, 0x3f, 0x66, 0x8f, 0xf4, 0x41, 0xff, 0xf5, 0xab, 0x5c, 0x54, 0x5e, 0x39, 0xa1, 0x8d, 0x0a, 0xa0, 0xfc, 0x45, 0x8f, 0x61, 0x6c, 0x83, 0x92, 0x48, 0xdc, 0x81, 0x59, 0xb9, 0x1c, 0x6a, 0x57, 0xa0, 0xab, 0xb5, 0xdf, 0x8f, 0x5c, 0xdf, 0x87, 0x49, 0x03, 0xe3, 0xbe, 0x8f, 0x47, 0x84, 0x77, 0x89, 0x94, 0x82, 0x9b, 0xd8, 0x24, 0xb0, 0x16, 0x32, 0x6a, 0x40, 0x1d, 0x08, 0x3b, 0x33, 0xd0, 0x92, 0x29, 0x33, 0x33, 0xa8, 0x30, 0xa0, 0x39, 0x69, 0x11, 0x34, 0x5f, 0xd5, 0xb3, 0x4b, 0x31, 0x89, 0x88, 0x2e, 0x15, 0x73, 0xb8, 0x7f, 0xa6, 0x4a, 0x11, 0xa3, 0x4d, 0x81, 0x0b, 0xbd, 0x77, 0xcb, 0xb3, 0xeb, 0xb4, 0xa1, 0x30, 0x11, 0xa0, 0x1e, 0x93, 0x38, 0x5b, 0xe2, 0x50, 0x04, 0x7b, 0xd0, 0xb5, 0xfc, 0xad, 0x90, 0x4c, 0x42, 0xe4, 0xbf, 0x4c, 0xed, 0x18, 0xda, 0xcc, 0x72, 0x9f, 0xc6, 0x8c, 0xd4, 0xe3, 0x87, 0x17, 0x27, 0xf0, 0xa0, 0x48, 0x52, 0xb4, 0x18, 0x9d, 0x25, 0x34, 0xc3, 0x79, 0xb1, 0x36, 0x5d, 0xf9, 0xbe, 0x0a, 0x51, 0xc1, 0x7f, 0x09, 0xf7, 0xd0, 0x34, 0x56, 0x13, 0x04, 0x0b, 0x1f, 0xa0, 0x20, 0x48, 0x18, 0x06, 0xb9, 0x01, 0x00, 0x04, 0x00, 0x20, 0x00, 0x00, 0x42, 0x00, 0x10, 0x02, 0x00, 0x40, 0x00, 0x08, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x20, 0x01, 0x68, 0x02, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x90, 0x00, 0x80, 0x00, 0x00, 0x4c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x03, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x09, 0x00, 0x04, 0x21, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0xa0, 0x4d, 0x00, 0x00, 0x00, 0x01, 0xa4, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x20, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x40, 0x60, 0x00, 0x00, 0x40, 0x00, 0x00, 0x02, 0x20, 0x00, 0x00, 0x01, 0x06, 0x00, 0x00, 0x04, 0x30, 0x21, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x80, 0x20, 0x00, 0x20, 0x00, 0x00, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0x40, 0x00, 0x00, 0x01, 0x00, 0x00, 0x80, 0x00, 0x04, 0x80, 0x02, 0x00, 0x02, 0x01, 0x02, 0x00, 0x00, 0x08, 0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x40, 0x40, 0x00, 0x80, 0x80, 0x20, 0x00, 0x14, 0x12, 0x00, 0x00, 0x80, 0x10, 0x00, 0x01, 0x30, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x01, 0x05, 0x20, 0x00, 0x00, 0x00, 0x40, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x01, 0x0a, 0x42, 0x04, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x11, 0x00, 0x00, 0x10, 0x00, 0x04, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0xa2, 0x00, 0x10, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x80, 0x84, 0x02, 0x10, 0x00, 0x01, 0x10, 0x02, 0x80, 0x87, 0x05, 0x8d, 0x4d, 0x00, 0x3a, 0x5e, 0xae, 0x83, 0x47, 0xb7, 0x60, 0x83, 0x66, 0x25, 0xf7, 0x83, 0x66, 0x07, 0xa1, 0x84, 0x5a, 0x2b, 0x46, 0xbb, 0x8f, 0xe4, 0xb8, 0x83, 0xe5, 0xbd, 0xa9, 0xe7, 0xa5, 0x9e, 0xe4, 0xbb, 0x99, 0xe9, 0xb1, 0xbc, 0xa0, 0x52, 0x47, 0x69, 0x1a, 0xb0, 0x95, 0x3f, 0xa5, 0xc5, 0xc2, 0xc8, 0x4b, 0x0b, 0x14, 0x2b, 0x6d, 0x62, 0xe9, 0xdc, 0x5f, 0x35, 0xa8, 0x65, 0xed, 0x19, 0x7b, 0x9c, 0xd3, 0x73, 0x6a, 0xf6, 0xf1, 0x88, 0x85, 0x72, 0x87, 0x40, 0x01, 0x60, 0x21, 0x8d}; | |
const unsigned char parnetHash[32] = { | |
0x4d,0x1e,0x1f,0x82,0x40,0x0b,0x58,0x55,0xf1,0xec,0xc1,0xf6,0x9e, | |
0xe5,0x5b,0x94,0xe6,0x3f,0x66,0x8f,0xf4,0x41,0xff,0xf5,0xab,0x5c, | |
0x54,0x5e,0x39,0xa1,0x8d,0x0a | |
}; | |
const unsigned char ommersHash[32] = { | |
0xfc, 0x45, 0x8f, 0x61, 0x6c, 0x83, 0x92, 0x48, 0xdc, 0x81, 0x59, 0xb9, 0x1c, | |
0x6a, 0x57, 0xa0, 0xab, 0xb5, 0xdf, 0x8f, 0x5c, 0xdf, 0x87, 0x49, 0x03, 0xe3, | |
0xbe, 0x8f, 0x47, 0x84, 0x77, 0x89 | |
}; | |
const unsigned char beneficiary[20] = { | |
0x82, 0x9B, 0xD8, 0x24, 0xB0, 0x16, 0x32, 0x6A, 0x40, 0x1D, 0x08, 0x3B, 0x33, | |
0xD0, 0x92, 0x29, 0x33, 0x33, 0xA8, 0x30 | |
}; | |
const unsigned char stateRoot[32] = { | |
0x39, 0x69, 0x11, 0x34, 0x5F, 0xD5, 0xB3, 0x4B, 0x31, 0x89, 0x88, 0x2E, 0x15, | |
0x73, 0xB8, 0x7F, 0xA6, 0x4A, 0x11, 0xA3, 0x4D, 0x81, 0x0B, 0xBD, 0x77, 0xCB, | |
0xB3, 0xEB, 0xB4, 0xA1, 0x30, 0x11 | |
}; | |
const unsigned char transactionRoot[32] = { | |
0x1E, 0x93, 0x38, 0x5B, 0xE2, 0x50, 0x04, 0x7B, 0xD0, 0xB5, 0xFC, 0xAD, 0x90, | |
0x4C, 0x42, 0xE4, 0xBF, 0x4C, 0xED, 0x18, 0xDA, 0xCC, 0x72, 0x9F, 0xC6, 0x8C, | |
0xD4, 0xE3, 0x87, 0x17, 0x27, 0xF0 | |
}; | |
const unsigned char receiptsRoot[32] = { | |
0x48, 0x52, 0xB4, 0x18, 0x9D, 0x25, 0x34, 0xC3, 0x79, 0xB1, 0x36, 0x5D, 0xF9, | |
0xBE, 0x0A, 0x51, 0xC1, 0x7F, 0x09, 0xF7, 0xD0, 0x34, 0x56, 0x13, 0x04, 0x0B, | |
0x1F, 0xA0, 0x20, 0x48, 0x18, 0x06 | |
}; | |
const unsigned char logsBloom[256] = { | |
0x04, 0x00, 0x20, 0x00, 0x00, 0x42, 0x00, 0x10, 0x02, 0x00, 0x40, 0x00, 0x08, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x20, 0x01, 0x68, 0x02, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x90, 0x00, 0x80, 0x00, 0x00, 0x4C, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x03, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x09, 0x00, 0x04, 0x21, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0xA0, 0x4D, 0x00, 0x00, 0x00, 0x01, 0xA4, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x20, 0xA0, 0x00, 0x00, 0x00, 0x00, 0x40, 0x60, 0x00, 0x00, 0x40, 0x00, 0x00, 0x02, 0x20, 0x00, 0x00, 0x01, 0x06, 0x00, 0x00, 0x04, 0x30, 0x21, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x80, 0x20, 0x00, 0x20, 0x00, 0x00, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0x40, 0x00, 0x00, 0x01, 0x00, 0x00, 0x80, 0x00, 0x04, 0x80, 0x02, 0x00, 0x02, 0x01, 0x02, 0x00, 0x00, 0x08, 0x04, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x40, 0x40, 0x00, 0x80, 0x80, 0x20, 0x00, 0x14, 0x12, 0x00, 0x00, 0x80, 0x10, 0x00, 0x01, 0x30, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x01, 0x05, 0x20, 0x00, 0x00, 0x00, 0x40, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x01, 0x0A, 0x42, 0x04, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x11, 0x00, 0x00, 0x10, 0x00, 0x04, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0xA2, 0x00, 0x10, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x80, 0x84, 0x02, 0x10, 0x00, 0x01, 0x10, 0x02, 0x80 | |
}; | |
const unsigned char difficulty[] = { | |
0x05, 0x8D, 0x4D, 0x00, 0x3A, 0x5E, 0xAE | |
}; | |
const unsigned char blockNumber[3] = { | |
0x47, 0xB7, 0x60 | |
}; | |
const unsigned char gasLimit[3] = { | |
0x66, 0x25, 0xF7 | |
}; | |
const unsigned char gasUsed[3] = { | |
0x66, 0x07, 0xA1 | |
}; | |
const unsigned char timestamp[4] = { | |
0x5A, 0x2B, 0x46, 0xBB | |
}; | |
const unsigned char extraData[] = { | |
0xE4, 0xB8, 0x83, 0xE5, 0xBD, 0xA9, 0xE7, 0xA5, 0x9E, 0xE4, 0xBB, 0x99, 0xE9, 0xB1, 0xBC | |
}; | |
const unsigned char mixHash[] = { | |
0x52, 0x47, 0x69, 0x1A, 0xB0, 0x95, 0x3F, 0xA5, 0xC5, 0xC2, 0xC8, 0x4B, 0x0B, 0x14, 0x2B, | |
0x6D, 0x62, 0xE9, 0xDC, 0x5F, 0x35, 0xA8, 0x65, 0xED, 0x19, 0x7B, 0x9C, 0xD3, 0x73, 0x6A, 0xF6, 0xF1 | |
}; | |
const unsigned char nonce[] = { | |
0x85, 0x72, 0x87, 0x40, 0x01, 0x60, 0x21, 0x8D | |
}; | |
uint trim_len; | |
rlp_item items[15]; | |
decode_list(rlp_data, items); | |
print_elm("parentHash", &items[0]); | |
print_elm("ommersHash", &items[1]); | |
print_elm("beneficiary", &items[2]); | |
print_elm("stateRoot", &items[3]); | |
print_elm("transactionsRoot", &items[4]); | |
print_elm("receiptsRoot", &items[5]); | |
print_elm("logsBloom", &items[6]); | |
print_elm("difficulty", &items[7]); | |
print_elm("number", &items[8]); | |
print_elm("gasLimit", &items[9]); | |
print_elm("gasUsed", &items[10]); | |
print_elm("timestamp", &items[11]); | |
print_elm("extraData", &items[12]); | |
print_elm("mixHash", &items[13]); | |
print_elm("nonce", &items[14]); | |
CHECK_RLP_RESULT(items, 0, parnetHash); | |
CHECK_RLP_RESULT(items, 1, ommersHash); | |
CHECK_RLP_RESULT(items, 2, beneficiary); | |
CHECK_RLP_RESULT(items, 3, stateRoot); | |
CHECK_RLP_RESULT(items, 4, transactionRoot); | |
CHECK_RLP_RESULT(items, 5, receiptsRoot); | |
CHECK_RLP_RESULT(items, 6, logsBloom); | |
CHECK_RLP_RESULT(items, 7, difficulty); | |
CHECK_RLP_RESULT(items, 8, blockNumber); | |
CHECK_RLP_RESULT(items, 9, gasLimit); | |
CHECK_RLP_RESULT(items, 10, gasUsed); | |
CHECK_RLP_RESULT(items, 11, timestamp); | |
CHECK_RLP_RESULT(items, 12, extraData); | |
CHECK_RLP_RESULT(items, 13, mixHash); | |
CHECK_RLP_RESULT(items, 14, nonce); | |
print_elm("parentHash", &items[0]); | |
print_elm("ommersHash", &items[1]); | |
print_elm("beneficiary", &items[2]); | |
print_elm("stateRoot", &items[3]); | |
print_elm("transactionsRoot", &items[4]); | |
print_elm("receiptsRoot", &items[5]); | |
print_elm("logsBloom", &items[6]); | |
print_elm("difficulty", &items[7]); | |
print_elm("number", &items[8]); | |
print_elm("gasLimit", &items[9]); | |
print_elm("gasUsed", &items[10]); | |
print_elm("timestamp", &items[11]); | |
print_elm("extraData", &items[12]); | |
print_elm("mixHash", &items[13]); | |
print_elm("nonce", &items[14]); | |
printf("removing nonce %u\n", items[14].len); | |
trim_len = remove_last_field_from_rlp(rlp_data, items[14].len); | |
if(trim_len != (sizeof(rlp_data) - 9)) return -20; | |
trim_len = remove_last_field_from_rlp(rlp_data, items[13].len); | |
if(trim_len != (sizeof(rlp_data) - 42)) return -21; | |
memset(items, 0x00, sizeof(items)); | |
decode_list(rlp_data, items); | |
print_elm("parentHash", &items[0]); | |
print_elm("ommersHash", &items[1]); | |
print_elm("beneficiary", &items[2]); | |
print_elm("stateRoot", &items[3]); | |
print_elm("transactionsRoot", &items[4]); | |
print_elm("receiptsRoot", &items[5]); | |
print_elm("logsBloom", &items[6]); | |
print_elm("difficulty", &items[7]); | |
print_elm("number", &items[8]); | |
print_elm("gasLimit", &items[9]); | |
print_elm("gasUsed", &items[10]); | |
print_elm("timestamp", &items[11]); | |
print_elm("extraData", &items[12]); | |
print_elm("mixHash", &items[13]); | |
print_elm("nonce", &items[14]); | |
CHECK_RLP_RESULT(items, 0, parnetHash); | |
CHECK_RLP_RESULT(items, 1, ommersHash); | |
CHECK_RLP_RESULT(items, 2, beneficiary); | |
CHECK_RLP_RESULT(items, 3, stateRoot); | |
CHECK_RLP_RESULT(items, 4, transactionRoot); | |
CHECK_RLP_RESULT(items, 5, receiptsRoot); | |
CHECK_RLP_RESULT(items, 6, logsBloom); | |
CHECK_RLP_RESULT(items, 7, difficulty); | |
CHECK_RLP_RESULT(items, 8, blockNumber); | |
CHECK_RLP_RESULT(items, 9, gasLimit); | |
CHECK_RLP_RESULT(items, 10, gasUsed); | |
CHECK_RLP_RESULT(items, 11, timestamp); | |
CHECK_RLP_RESULT(items, 12, extraData); | |
//CHECK_RLP_RESULT(items, 13, mixHash); | |
//CHECK_RLP_RESULT(items, 14, nonce); | |
return 0; | |
} | |
static void test2() { | |
unsigned char rlp[] = | |
{0xf9, 0x02, 0x18, 0xa0, 0xb4, 0x95, 0xa1, 0xd7, 0xe6, 0x66, 0x31, 0x52, 0xae, 0x92, 0x70, 0x8d, 0xa4, 0x84, 0x33, 0x37, 0xb9, 0x58, 0x14, 0x60, 0x15, 0xa2, 0x80, 0x2f, 0x41, 0x93, 0xa4, 0x10, 0x04, 0x46, 0x98, 0xc9, 0xa0, 0x6b, 0x17, 0xb9, 0x38, 0xc6, 0xe4, 0xef, 0x18, 0xb2, 0x6a, 0xd8, 0x1b, 0x9c, 0xa3, 0x51, 0x5f, 0x27, 0xfd, 0x9c, 0x4e, 0x82, 0xaa, 0xc5, 0x6a, 0x1f, 0xd8, 0xea, 0xb2, 0x88, 0x78, 0x5e, 0x41, 0x94, 0x50, 0x88, 0xd6, 0x23, 0xba, 0x0f, 0xcf, 0x01, 0x31, 0xe0, 0x89, 0x7a, 0x91, 0x73, 0x4a, 0x4d, 0x83, 0x59, 0x6a, 0xa0, 0xa0, 0x76, 0xab, 0x0b, 0x89, 0x9e, 0x83, 0x87, 0x43, 0x6f, 0xf2, 0x65, 0x8e, 0x29, 0x88, 0xf8, 0x3c, 0xbf, 0x1a, 0xf1, 0x59, 0x0b, 0x9f, 0xe9, 0xfe, 0xca, 0x37, 0x14, 0xf8, 0xd1, 0x82, 0x49, 0x40, 0xa0, 0x56, 0xe8, 0x1f, 0x17, 0x1b, 0xcc, 0x55, 0xa6, 0xff, 0x83, 0x45, 0xe6, 0x92, 0xc0, 0xf8, 0x6e, 0x5b, 0x48, 0xe0, 0x1b, 0x99, 0x6c, 0xad, 0xc0, 0x01, 0x62, 0x2f, 0xb5, 0xe3, 0x63, 0xb4, 0x21, 0xa0, 0x56, 0xe8, 0x1f, 0x17, 0x1b, 0xcc, 0x55, 0xa6, 0xff, 0x83, 0x45, 0xe6, 0x92, 0xc0, 0xf8, 0x6e, 0x5b, 0x48, 0xe0, 0x1b, 0x99, 0x6c, 0xad, 0xc0, 0x01, 0x62, 0x2f, 0xb5, 0xe3, 0x63, 0xb4, 0x21, 0xb9, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x85, 0x03, 0xfe, 0x80, 0x2f, 0xfe, 0x03, 0x82, 0x13, 0x88, 0x80, 0x84, 0x55, 0xba, 0x42, 0x60, 0xa0, 0x47, 0x65, 0x74, 0x68, 0x2f, 0x76, 0x31, 0x2e, 0x30, 0x2e, 0x30, 0x2d, 0x66, 0x63, 0x37, 0x39, 0x64, 0x33, 0x32, 0x64, 0x2f, 0x6c, 0x69, 0x6e, 0x75, 0x78, 0x2f, 0x67, 0x6f, 0x31, 0x2e, 0x34, 0xa0, 0x65, 0xe1, 0x2e, 0xec, 0x23, 0xfe, 0x65, 0x55, 0xe6, 0xbc, 0xdb, 0x47, 0xaa, 0x25, 0x26, 0x9a, 0xe1, 0x06, 0xe5, 0xf1, 0x6b, 0x54, 0xe1, 0xe9, 0x2d, 0xce, 0xe2, 0x5e, 0x1c, 0x8a, 0xd0, 0x37, 0x88, 0x2e, 0x93, 0x44, 0xe0, 0xcb, 0xde, 0x83, 0xce}; | |
rlp_item items[15]; | |
decode_list(rlp, items); | |
print_elm("parentHash", &items[0]); | |
print_elm("ommersHash", &items[1]); | |
print_elm("beneficiary", &items[2]); | |
print_elm("stateRoot", &items[3]); | |
print_elm("transactionsRoot", &items[4]); | |
print_elm("receiptsRoot", &items[5]); | |
print_elm("logsBloom", &items[6]); | |
print_elm("difficulty", &items[7]); | |
print_elm("number", &items[8]); | |
print_elm("gasLimit", &items[9]); | |
print_elm("gasUsed", &items[10]); | |
print_elm("timestamp", &items[11]); | |
print_elm("extraData", &items[12]); | |
print_elm("mixHash", &items[13]); | |
print_elm("nonce", &items[14]); | |
} | |
/*****************************************************************************/ | |
#endif | |
static void test4() { | |
unsigned char rlp[] = {0xf9,0x06,0xf4,0x01,0x83,0x69,0x02,0xfa,0xb9,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x10,0x20,0x00,0x10,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x20,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x40,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x08,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x20,0x01,0x10,0x00,0x00,0x00,0x02,0x89,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x04,0x04,0x00,0x00,0x00,0x04,0x00,0x00,0x02,0x00,0x00,0x08,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0xf9,0x05,0xe9,0xf8,0x9b,0x94,0x69,0xb1,0x48,0x39,0x5c,0xe0,0x01,0x5c,0x13,0xe3,0x6b,0xff,0xba,0xd6,0x3f,0x49,0xef,0x87,0x4e,0x03,0xf8,0x63,0xa0,0xdd,0xf2,0x52,0xad,0x1b,0xe2,0xc8,0x9b,0x69,0xc2,0xb0,0x68,0xfc,0x37,0x8d,0xaa,0x95,0x2b,0xa7,0xf1,0x63,0xc4,0xa1,0x16,0x28,0xf5,0x5a,0x4d,0xf5,0x23,0xb3,0xef,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x63,0x82,0x5c,0x17,0x4a,0xb3,0x67,0x96,0x8e,0xc6,0x0f,0x06,0x17,0x53,0xd3,0xbb,0xd3,0x6a,0x0d,0x8f,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x9a,0xe4,0x9c,0x0d,0x7f,0x8f,0x9e,0xf4,0xb8,0x64,0xe0,0x04,0xfe,0x86,0xac,0x82,0x94,0xe2,0x09,0x50,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xef,0x9f,0xb7,0x97,0x89,0xbf,0xc0,0x7d,0xd4,0xf8,0xfb,0x94,0x63,0x82,0x5c,0x17,0x4a,0xb3,0x67,0x96,0x8e,0xc6,0x0f,0x06,0x17,0x53,0xd3,0xbb,0xd3,0x6a,0x0d,0x8f,0xf8,0x42,0xa0,0xea,0x94,0x15,0x38,0x5b,0xae,0x08,0xfe,0x9f,0x6d,0xc4,0x57,0xb0,0x25,0x77,0x16,0x67,0x90,0xcd,0xe8,0x3b,0xb1,0x8c,0xc3,0x40,0xaa,0xc6,0xcb,0x81,0xb8,0x24,0xde,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x9a,0xe4,0x9c,0x0d,0x7f,0x8f,0x9e,0xf4,0xb8,0x64,0xe0,0x04,0xfe,0x86,0xac,0x82,0x94,0xe2,0x09,0x50,0xb8,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0xee,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x47,0x0d,0xe4,0xdf,0x82,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x69,0xb1,0x48,0x39,0x5c,0xe0,0x01,0x5c,0x13,0xe3,0x6b,0xff,0xba,0xd6,0x3f,0x49,0xef,0x87,0x4e,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xef,0x9f,0xb7,0x97,0x89,0xbf,0xc0,0x7d,0xd4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x9a,0xe4,0x9c,0x0d,0x7f,0x8f,0x9e,0xf4,0xb8,0x64,0xe0,0x04,0xfe,0x86,0xac,0x82,0x94,0xe2,0x09,0x50,0xf8,0x9b,0x94,0x69,0xb1,0x48,0x39,0x5c,0xe0,0x01,0x5c,0x13,0xe3,0x6b,0xff,0xba,0xd6,0x3f,0x49,0xef,0x87,0x4e,0x03,0xf8,0x63,0xa0,0xdd,0xf2,0x52,0xad,0x1b,0xe2,0xc8,0x9b,0x69,0xc2,0xb0,0x68,0xfc,0x37,0x8d,0xaa,0x95,0x2b,0xa7,0xf1,0x63,0xc4,0xa1,0x16,0x28,0xf5,0x5a,0x4d,0xf5,0x23,0xb3,0xef,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x9a,0xe4,0x9c,0x0d,0x7f,0x8f,0x9e,0xf4,0xb8,0x64,0xe0,0x04,0xfe,0x86,0xac,0x82,0x94,0xe2,0x09,0x50,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0f,0xb9,0x15,0x00,0x0c,0x15,0x97,0xe6,0xfe,0x19,0x86,0xbd,0xcc,0xfb,0x1d,0xa3,0x18,0xa3,0x2e,0x72,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xef,0x9f,0xb7,0x97,0x89,0xbf,0xc0,0x7d,0xd4,0xf8,0x99,0x94,0x52,0x16,0x65,0x28,0xfc,0xc1,0x26,0x81,0xaf,0x99,0x6e,0x40,0x9e,0xe3,0xa4,0x21,0xa4,0xe1,0x28,0xa3,0xe1,0xa0,0x36,0x6b,0xc3,0x43,0x52,0x21,0x5b,0xf0,0xbd,0x3b,0x52,0x7c,0xfd,0x67,0x18,0x60,0x5e,0x1f,0x59,0x38,0x77,0x7e,0x42,0xbc,0xd8,0xed,0x92,0xf5,0x78,0x36,0x8f,0x52,0xb8,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x63,0x82,0x5c,0x17,0x4a,0xb3,0x67,0x96,0x8e,0xc6,0x0f,0x06,0x17,0x53,0xd3,0xbb,0xd3,0x6a,0x0d,0x8f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xde,0x63,0xae,0xf6,0x03,0x07,0x65,0x54,0x05,0x83,0x5d,0xa7,0x4b,0xa0,0x2c,0xe4,0xdb,0x1a,0x42,0xfb,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x35,0x62,0x67,0xe8,0x69,0x93,0xf8,0x79,0x94,0x52,0x16,0x65,0x28,0xfc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| |
rlp_elem elem[1000] = {0}; | |
rlp_elem* list = elem; | |
rlp_elem* elem_ptr = elem + 1; | |
uint num_elem, i; | |
decode_list(rlp, list, &elem_ptr); | |
print_elem("",list); | |
} | |
static void test5() { | |
unsigned char rlp[] = | |
{0xf9,0x01,0xa7,0x01,0x83,0x1d,0xe5,0xd2,0xb9,0x01,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xf8,0x9d,0xf8,0x9b,0x94,0xdd,0x97,0x4d,0x5c,0x2e,0x29,0x28,0xde,0xa5,0xf7,0x1b,0x98,0x25,0xb8,0xb6,0x46,0x68,0x6b,0xd2,0x00,0xf8,0x63,0xa0,0xdd,0xf2,0x52,0xad,0x1b,0xe2,0xc8,0x9b,0x69,0xc2,0xb0,0x68,0xfc,0x37,0x8d,0xaa,0x95,0x2b,0xa7,0xf1,0x63,0xc4,0xa1,0x16,0x28,0xf5,0x5a,0x4d,0xf5,0x23,0xb3,0xef,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x9c,0x13,0x4f,0x34,0xbf,0x05,0x91,0xc1,0xdb,0x52,0xc8,0x45,0x54,0x19,0xbe,0xe2,0x68,0x89,0x6a,0x6e,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xf2,0x88,0x90,0xdb,0xed,0x02,0xa2,0xea,0x3a,0xb9,0x76,0xc7,0xa2,0x95,0x3e,0xd5,0x63,0x30,0x7c,0xa0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1b,0xc1,0x6d,0x67,0x4e,0xc8,0x00,0x00}; | |
rlp_elem elem[1000] = {0}; | |
rlp_elem* list = elem; | |
rlp_elem* elem_ptr = elem + 1; | |
uint num_elem, i; | |
decode_list(rlp, list, &elem_ptr); | |
print_elem("",list); | |
} | |
/*****************************************************************************/ | |
// mult start here | |
static unsigned __int128 decode_number128(unsigned char* input, uint len) { | |
uint i; | |
unsigned __int128 result; | |
result = 0; | |
for(i = 0 ; i < len ; i++) { | |
result = result << 8; | |
result += (unsigned char)input[i]; | |
} | |
return result; | |
} | |
/*****************************************************************************/ | |
static int check_pow(unsigned char* difficulty, | |
uint difficulty_len, | |
unsigned char* ethash, | |
unsigned __int128* result_lsb, | |
unsigned __int128* result_msb) { | |
unsigned __int128 difficulty_value = decode_number128(difficulty, difficulty_len); | |
unsigned __int128 ethash_value[4]; | |
unsigned __int128 result[4]; | |
unsigned __int128 max_uint64 = 0xFFFFFFFFFFFFFFFFL; | |
unsigned __int128 temp; | |
unsigned __int128 temp2; | |
uint i; | |
if(difficulty_len > 8) printf("error: unexpected difficulty len\n"); | |
memset(result, 0x00, sizeof(result)); | |
for(i = 0 ; i < 4; i++) ethash_value[i] = decode_number128(ethash + 8*i, 8); | |
temp = difficulty_value * ethash_value[3]; | |
result[3] = temp & max_uint64; | |
result[2] = temp >> 64; | |
temp = difficulty_value * ethash_value[2]; | |
temp2 = (temp & max_uint64) + result[2]; | |
result[2] = temp2 & max_uint64; | |
result[1] = (temp2 >> 64) + (temp >> 64); | |
temp = difficulty_value * ethash_value[1]; | |
temp2 = (temp & max_uint64) + result[1]; | |
result[1] = temp2 & max_uint64; | |
result[0] = (temp2 >> 64) + (temp >> 64);; | |
temp = difficulty_value * ethash_value[0]; | |
temp2 = (temp & max_uint64) + result[0]; | |
result[0] = temp2 & max_uint64; | |
printf("0x%016lx%016lx%016lx%016lx\n", (long unsigned int)result[0] , (long unsigned int)result[1], (long unsigned int)result[2], (long unsigned int)result[3]); | |
if(result_lsb != NULL && result_msb != NULL) { | |
*result_lsb = result[3] | (result[2] << 64); | |
*result_msb = result[1] | (result[0] << 64); | |
} | |
return ((temp2 >> 64) + (temp >> 64)) == 0; | |
} | |
/*****************************************************************************/ | |
static int check_pow_test1() { | |
unsigned char difficulty[] = {0x05, 0x8d, 0x4d, 0x00, 0x3a, 0x5e, 0xae}; | |
unsigned char ethash[32] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x46, 0x85, 0xc4, 0x3f, 0x3d, 0xca, 0xa0, 0x1f, 0x90, 0x80, 0x7d, 0xd8, 0x42, 0x36, 0x88, 0xe5, 0xf7, 0xfd, 0xae, 0x78, 0x50, 0xb7, 0x80, 0xb8, 0xf}; | |
unsigned __int128 result_lsb, result_msb, expected_result_lsb, expected_result_msb; | |
// result was calculated here https://defuse.ca/big-number-calculator.htm | |
expected_result_msb = (unsigned __int128)0x54cf0cbc0ab198d4L << 64 | 0x0ffa2c5eda6b3488L; | |
expected_result_lsb = (unsigned __int128)0xd5a05ec42eff1218L << 64 | 0x6e6f9ceab0789c32L; | |
if( ! check_pow(difficulty, sizeof(difficulty), ethash, &result_lsb, &result_msb) ) return -1; | |
if(result_msb != expected_result_msb) return -2; | |
if(result_lsb != expected_result_lsb) return -3; | |
printf("check_pow_test1 succesful\n"); | |
return 0; | |
} | |
/*****************************************************************************/ | |
static int check_pow_test2() { | |
unsigned char difficulty[] = {0x15, 0x8a, 0x9d, 0x31, 0x9b, 0x5d}; | |
// 0x158a9d319b5d | |
unsigned char ethash[32] = {0x01, 0x02, 0xf0, 0xa0, 0xaa, 0xbb, 0xcf, 0x48, 0x85, 0xc4, 0x3e, 0x3d, 0xcb, 0xa7, 0x1f, 0x92, 0x80, 0x7e, 0xd4, 0x41, 0x36, 0x48, 0xe5, 0xff, 0x0d, 0xae, 0x78, 0x50, 0xb7, 0x80, 0xb8, 0xf3}; | |
//0x0102f0a0aabbcf4885c43e3dcba71f92807ed4413648e5ff0dae7850b780b8f3 | |
// result was calculated here https://defuse.ca/big-number-calculator.htm | |
// result = 0x15c9f1e45d2e773de1188aca16b761899ebb7451135586982cfcde13af9dc7477c07415147 | |
// 256 bit result is 0x2e773de1188aca16b761899ebb7451135586982cfcde13af9dc7477c07415147. rest is overflow | |
unsigned __int128 result_lsb, result_msb, expected_result_lsb, expected_result_msb; | |
expected_result_msb = (unsigned __int128)0x2e773de1188aca16L << 64 | 0xb761899ebb745113L; | |
expected_result_lsb = (unsigned __int128)0x5586982cfcde13afL << 64 | 0x9dc7477c07415147L; | |
// overflow is expected | |
if( check_pow(difficulty, sizeof(difficulty), ethash, &result_lsb, &result_msb) ) return -1; | |
if(result_msb != expected_result_msb) return -2; | |
if(result_lsb != expected_result_lsb) return -3; | |
printf("check_pow_test2 succesful\n"); | |
return 0; | |
} | |
/*****************************************************************************/ | |
static int check_pow_test3() { | |
unsigned char difficulty[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; | |
// 0xffffffffffffffff | |
unsigned char ethash[32] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; | |
// 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff | |
// result was calculated here https://defuse.ca/big-number-calculator.htm | |
// result = 0xfffffffffffffffeffffffffffffffffffffffffffffffffffffffffffffffff0000000000000001 | |
// 256 bit result is 0xffffffffffffffffffffffffffffffffffffffffffffffff0000000000000001. rest is overflow | |
unsigned __int128 result_lsb, result_msb, expected_result_lsb, expected_result_msb; | |
expected_result_msb = (unsigned __int128)0xffffffffffffffffL << 64 | 0xffffffffffffffffL; | |
expected_result_lsb = (unsigned __int128)0xffffffffffffffffL << 64 | 0x0000000000000001L; | |
// overflow is expected | |
if( check_pow(difficulty, sizeof(difficulty), ethash, &result_lsb, &result_msb) ) return -1; | |
if(result_msb != expected_result_msb) return -2; | |
if(result_lsb != expected_result_lsb) return -3; | |
printf("check_pow_test3 succesful\n"); | |
return 0; | |
} | |
/*****************************************************************************/ | |
int main() { | |
//printf("%s\n", test1() >= 0 ? "test succesful" : "test failed"); | |
//test2(); | |
// unsigned char difficulty[] = {0x05, 0x8d, 0x4d, 0x00, 0x3a, 0x5e, 0xae}; | |
// unsigned char ethash[32] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf, 0x46, 0x85, 0xc4, 0x3f, 0x3d, 0xca, 0xa0, 0x1f, 0x90, 0x80, 0x7d, 0xd8, 0x42, 0x36, 0x88, 0xe5, 0xf7, 0xfd, 0xae, 0x78, 0x50, 0xb7, 0x80, 0xb8, 0xf}; | |
/* | |
unsigned char difficulty[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; | |
unsigned char ethash[32] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; | |
printf("%d\n", check_pow(difficulty, sizeof(difficulty), ethash)); | |
*/ | |
/* | |
printf("%d\n", check_pow_test1()); | |
printf("%d\n", check_pow_test2()); | |
printf("%d\n", check_pow_test3()); | |
*/ | |
test5(); | |
return 0; | |
} | |
/*****************************************************************************/ |
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