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trezor-firmware/crypto/tools/xpubaddrgen.c
2019-04-15 19:14:52 +02:00

50 lines
1.3 KiB
C

#include <inttypes.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include "bip32.h"
#include "curves.h"
#include "ecdsa.h"
#define VERSION_PUBLIC 0x0488b21e
#define VERSION_PRIVATE 0x0488ade4
void process_job(uint32_t jobid, const char *xpub, uint32_t change,
uint32_t from, uint32_t to) {
HDNode node, child;
if (change > 1 || to <= from ||
hdnode_deserialize(xpub, VERSION_PUBLIC, VERSION_PRIVATE, SECP256K1_NAME,
&node, NULL) != 0) {
printf("%d error\n", jobid);
return;
}
hdnode_public_ckd(&node, change);
uint32_t i;
char address[36];
for (i = from; i < to; i++) {
memcpy(&child, &node, sizeof(HDNode));
hdnode_public_ckd(&child, i);
ecdsa_get_address(child.public_key, 0, HASHER_SHA2, HASHER_SHA2D, address,
sizeof(address));
printf("%d %d %s\n", jobid, i, address);
}
}
int main(void) {
char line[1024], xpub[1024];
uint32_t jobid, change, from, to;
int r;
for (;;) {
if (!fgets(line, sizeof(line), stdin)) break;
r = sscanf(line, "%u %s %u %u %u\n", &jobid, xpub, &change, &from, &to);
if (r < 1) {
printf("error\n");
} else if (r != 5) {
printf("%d error\n", jobid);
} else {
process_job(jobid, xpub, change, from, to);
}
}
return 0;
}