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trezor-firmware/crypto/tools/bip39bruteforce.c

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#include <stdio.h>
#include <string.h>
#include <time.h>
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#include "bip32.h"
#include "bip39.h"
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#include "curves.h"
#include "ecdsa.h"
#include "secp256k1.h"
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char iter[256];
uint8_t seed[512 / 8];
char addr[MAX_ADDR_SIZE];
int count = 0, found = 0;
HDNode node;
clock_t start;
#define ACCOUNT_LEGACY 0
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// around 280 tries per second
// testing data:
//
// mnemonic: "all all all all all all all all all all all all"
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// address: legacy: "1JAd7XCBzGudGpJQSDSfpmJhiygtLQWaGL"
// segwit: "3L6TyTisPBmrDAj6RoKmDzNnj4eQi54gD2"
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// passphrase: ""
//
// mnemonic: "all all all all all all all all all all all all"
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// address: legacy: "1N3uJ5AU3FTYQ1ZQgTMtYmgSvMBmQiGVBS"
// segwit: "3NcXPfbDP4UHSbuHASALJEBtDeAcWYMMcS"
// passphrase: "testing"
int main(int argc, char **argv) {
if (argc != 2 && argc != 3) {
fprintf(stderr, "Usage: bip39bruteforce address [mnemonic]\n");
return 1;
}
const char *address = argv[1];
const char *mnemonic, *item;
if (argc == 3) {
mnemonic = argv[2];
item = "passphrase";
} else {
mnemonic = NULL;
item = "mnemonic";
}
if (mnemonic && !mnemonic_check(mnemonic)) {
fprintf(stderr, "\"%s\" is not a valid mnemonic\n", mnemonic);
return 2;
}
printf("Reading %ss from stdin ...\n", item);
start = clock();
for (;;) {
if (fgets(iter, 256, stdin) == NULL) break;
int len = strlen(iter);
if (len <= 0) {
continue;
}
count++;
iter[len - 1] = 0;
if (mnemonic) {
mnemonic_to_seed(mnemonic, iter, seed, NULL);
} else {
mnemonic_to_seed(iter, "", seed, NULL);
}
hdnode_from_seed(seed, 512 / 8, SECP256K1_NAME, &node);
#if ACCOUNT_LEGACY
hdnode_private_ckd_prime(&node, 44);
#else
hdnode_private_ckd_prime(&node, 49);
#endif
hdnode_private_ckd_prime(&node, 0);
hdnode_private_ckd_prime(&node, 0);
hdnode_private_ckd(&node, 0);
hdnode_private_ckd(&node, 0);
hdnode_fill_public_key(&node);
#if ACCOUNT_LEGACY
// Legacy address
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ecdsa_get_address(node.public_key, 0, HASHER_SHA2_RIPEMD, HASHER_SHA2D,
addr, sizeof(addr));
#else
// Segwit-in-P2SH
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ecdsa_get_address_segwit_p2sh(node.public_key, 5, HASHER_SHA2_RIPEMD,
HASHER_SHA2D, addr, sizeof(addr));
#endif
if (strcmp(address, addr) == 0) {
found = 1;
break;
}
}
float dur = (float)(clock() - start) / CLOCKS_PER_SEC;
printf("Tried %d %ss in %f seconds = %f tries/second\n", count, item, dur,
(float)count / dur);
if (found) {
printf("Correct %s found! :-)\n\"%s\"\n", item, iter);
return 0;
}
printf("Correct %s not found. :-(\n", item);
return 4;
}