arno/trezor-firmware
1
0
Fork 0
mirror of https://github.com/trezor/trezor-firmware.git synced 2025-01-08 22:40:59 +00:00
Code Issues Releases Wiki Activity

add bip84 (native segwit)

Browse Source
This commit is contained in:
Pavol Rusnak 2018-01-04 22:30:03 +01:00
parent 6a2b92c49e
commit 94fcc8c9a4
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
2 changed files with 34 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
firmware/fsm.c
View File

@ -686,7 +686,7 @@ static bool path_mismatched(const CoinInfo *coin, const GetAddress *msg)
// m / purpose' / coin_type' / account' / change / address_index
if (msg->address_n[0] == (0x80000000 + 44)) {
mismatch |= (msg->script_type != InputScriptType_SPENDADDRESS);
mismatch |= (msg->address_n_count == 5);
mismatch |= (msg->address_n_count != 5);
mismatch |= (msg->address_n[1] != coin->coin_type);
mismatch |= (msg->address_n[2] & 0x80000000) == 0;
mismatch |= (msg->address_n[3] & 0x80000000) == 0x80000000;
@ -698,18 +698,18 @@ static bool path_mismatched(const CoinInfo *coin, const GetAddress *msg)
// m / purpose' / cosigner_index / change / address_index
if (msg->address_n[0] == (0x80000000 + 45)) {
mismatch |= (msg->script_type != InputScriptType_SPENDMULTISIG);
mismatch |= (msg->address_n_count == 4);
mismatch |= (msg->address_n_count != 4);
mismatch |= (msg->address_n[1] & 0x80000000) == 0x80000000;
mismatch |= (msg->address_n[2] & 0x80000000) == 0x80000000;
mismatch |= (msg->address_n[3] & 0x80000000) == 0x80000000;
return mismatch;
}
// m/45' - BIP48 Copay Multisig P2SH
// m/48' - BIP48 Copay Multisig P2SH
// m / purpose' / coin_type' / account' / change / address_index
if (msg->address_n[0] == (0x80000000 + 48)) {
mismatch |= (msg->script_type != InputScriptType_SPENDMULTISIG);
mismatch |= (msg->address_n_count == 5);
mismatch |= (msg->address_n_count != 5);
mismatch |= (msg->address_n[1] != coin->coin_type);
mismatch |= (msg->address_n[2] & 0x80000000) == 0;
mismatch |= (msg->address_n[3] & 0x80000000) == 0x80000000;
@ -723,7 +723,21 @@ static bool path_mismatched(const CoinInfo *coin, const GetAddress *msg)
mismatch |= (msg->script_type != InputScriptType_SPENDP2SHWITNESS);
mismatch |= !coin->has_segwit;
mismatch |= !coin->has_address_type_p2sh;
mismatch |= (msg->address_n_count == 5);
mismatch |= (msg->address_n_count != 5);
mismatch |= (msg->address_n[1] != coin->coin_type);
mismatch |= (msg->address_n[2] & 0x80000000) == 0;
mismatch |= (msg->address_n[3] & 0x80000000) == 0x80000000;
mismatch |= (msg->address_n[4] & 0x80000000) == 0x80000000;
return mismatch;
}
// m/84' : BIP84 Native SegWit
// m / purpose' / coin_type' / account' / change / address_index
if (msg->address_n[0] == (0x80000000 + 84)) {
mismatch |= (msg->script_type != InputScriptType_SPENDWITNESS);
mismatch |= !coin->has_segwit;
mismatch |= !coin->bech32_prefix;
mismatch |= (msg->address_n_count != 5);
mismatch |= (msg->address_n[1] != coin->coin_type);
mismatch |= (msg->address_n[2] & 0x80000000) == 0;
mismatch |= (msg->address_n[3] & 0x80000000) == 0x80000000;

18
firmware/layout2.c
View File

@ -356,16 +356,22 @@ static const char *address_n_str(const uint32_t *address_n, size_t address_n_cou
// known BIP44/49 path
static char path[100];
if (address_n_count == 5 &&
(address_n[0] == (0x80000000 + 44) || address_n[0] == (0x80000000 + 49)) &&
(address_n[0] == (0x80000000 + 44) || address_n[0] == (0x80000000 + 49) || address_n[0] == (0x80000000 + 84)) &&
(address_n[1] & 0x80000000) &&
(address_n[2] & 0x80000000) &&
(address_n[3] <= 1) &&
(address_n[4] <= BIP32_MAX_LAST_ELEMENT)) {
bool segwit = (address_n[0] == (0x80000000 + 49));
bool native_segwit = (address_n[0] == (0x80000000 + 84));
bool p2sh_segwit = (address_n[0] == (0x80000000 + 49));
bool legacy = false;
const CoinInfo *coin = coinByCoinType(address_n[1]);
const char *abbr = 0;
if (segwit) {
if (native_segwit) {
if (coin && coin->has_segwit && coin->bech32_prefix) {
abbr = coin->coin_shortcut + 1;
}
} else
if (p2sh_segwit) {
if (coin && coin->has_segwit && coin->has_address_type_p2sh) {
abbr = coin->coin_shortcut + 1;
}
@ -383,9 +389,15 @@ static const char *address_n_str(const uint32_t *address_n, size_t address_n_cou
if (abbr && accnum < 100) {
memset(path, 0, sizeof(path));
strlcpy(path, abbr, sizeof(path));
// TODO: how to name accounts?
// currently we have "legacy account", "account" and "segwit account"
// for BIP44/P2PKH, BIP49/P2SH-P2WPKH and BIP84/P2WPKH respectivelly
if (legacy) {
strlcat(path, " legacy", sizeof(path));
}
if (native_segwit) {
strlcat(path, " segwit", sizeof(path));
}
strlcat(path, " account #", sizeof(path));
char acc[3];
memset(acc, 0, sizeof(acc));