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crypto: cashaddr for verify message

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This commit is contained in:
Pavol Rusnak 2018-06-01 21:24:59 +02:00
parent e2275a8b83
commit 613bde0aeb
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
1 changed files with 9 additions and 1 deletions
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10
firmware/crypto.c
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@ -32,6 +32,7 @@
#include "coins.h" #include "coins.h"
#include "base58.h" #include "base58.h"
#include "segwit_addr.h" #include "segwit_addr.h"
#include "cash_addr.h"
uint32_t ser_length(uint32_t len, uint8_t *out) uint32_t ser_length(uint32_t len, uint8_t *out)
{ {
@ -177,7 +178,14 @@ int cryptoMessageVerify(const CoinInfo *coin, const uint8_t *message, size_t mes
// p2pkh // p2pkh
if (signature[0] >= 27 && signature[0] <= 34) { if (signature[0] >= 27 && signature[0] <= 34) {
size_t len = base58_decode_check(address, coin->curve->hasher_base58, addr_raw, MAX_ADDR_RAW_SIZE); size_t len;
if (coin->cashaddr_prefix) {
if (!cash_addr_decode(addr_raw, &len, coin->cashaddr_prefix, address)) {
return 2;
}
} else {
len = base58_decode_check(address, coin->curve->hasher_base58, addr_raw, MAX_ADDR_RAW_SIZE);
}
ecdsa_get_address_raw(pubkey, coin->address_type, coin->curve->hasher_pubkey, recovered_raw); ecdsa_get_address_raw(pubkey, coin->address_type, coin->curve->hasher_pubkey, recovered_raw);
if (memcmp(recovered_raw, addr_raw, len) != 0 if (memcmp(recovered_raw, addr_raw, len) != 0
|| len != address_prefix_bytes_len(coin->address_type) + 20) { || len != address_prefix_bytes_len(coin->address_type) + 20) {