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trezor-firmware
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Indicate own dest address in send dialog

Browse Source 
If the destination address is controlled by the TREZOR (the wallet set
the address_n field), show the path to the address on the confirm output
dialog in the same format as the "show on Trezor" dialog indicates the
path.
pull/25/head
Jochen Hoenicke 6 years ago committed by Pavol Rusnak
parent e460c4fe17
commit d5e49556c5
1 changed files with 121 additions and 117 deletions
Show Stats Download Patch File Download Diff File

238
firmware/layout2.c
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@ -36,6 +36,122 @@
#define BITCOIN_DIVISIBILITY (8)
static const char *slip44_extras(uint32_t coin_type)
{
if ((coin_type & 0x80000000) == 0) {
return 0;
}
switch (coin_type & 0x7fffffff) {
case 40: return "EXP"; // Expanse
case 43: return "NEM"; // NEM
case 60: return "ETH"; // Ethereum Mainnet
case 61: return "ETC"; // Ethereum Classic Mainnet
case 108: return "UBQ"; // UBIQ
case 137: return "RSK"; // Rootstock Mainnet
case 37310: return "tRSK"; // Rootstock Testnet
}
return 0;
}
#define BIP32_MAX_LAST_ELEMENT 1000000
static const char *address_n_str(const uint32_t *address_n, size_t address_n_count)
{
if (address_n_count > 8) {
return _("Unknown long path");
}
if (address_n_count == 0) {
return _("Path: m");
}
// 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 + 84)) &&
(address_n[1] & 0x80000000) &&
(address_n[2] & 0x80000000) &&
(address_n[3] <= 1) &&
(address_n[4] <= BIP32_MAX_LAST_ELEMENT)) {
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 (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;
}
} else {
if (coin) {
if (coin->has_segwit && coin->has_address_type_p2sh) {
legacy = true;
}
abbr = coin->coin_shortcut + 1;
} else {
abbr = slip44_extras(address_n[1]);
}
}
uint32_t accnum = (address_n[2] & 0x7fffffff) + 1;
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));
if (accnum < 10) {
acc[0] = '0' + accnum;
} else {
acc[0] = '0' + (accnum / 10);
acc[1] = '0' + (accnum % 10);
}
strlcat(path, acc, sizeof(path));
return path;
}
}
// "Path: m" / i '
static char address_str[7 + 8 * (1 + 9 + 1) + 1];
char *c = address_str + sizeof(address_str) - 1;
*c = 0; c--;
for (int n = (int)address_n_count - 1; n >= 0; n--) {
uint32_t i = address_n[n];
if (i & 0x80000000) {
*c = '\''; c--;
}
i = i & 0x7fffffff;
do {
*c = '0' + (i % 10); c--;
i /= 10;
} while (i > 0);
*c = '/'; c--;
}
*c = 'm'; c--;
*c = ' '; c--;
*c = ':'; c--;
*c = 'h'; c--;
*c = 't'; c--;
*c = 'a'; c--;
*c = 'P';
return c;
}
// split longer string into 4 rows, rowlen chars each
static const char **split_message(const uint8_t *msg, uint32_t len, uint32_t rowlen)
{
@ -149,7 +265,11 @@ void layoutConfirmOutput(const CoinInfo *coin, const TxOutputType *out)
oledDrawString(left, 4 * 9, str[2], FONT_FIXED);
oledDrawString(left, 5 * 9, str[3], FONT_FIXED);
if (!str[3][0]) {
oledHLine(OLED_HEIGHT - 13);
if (out->address_n_count > 0) {
oledDrawString(0, 5*9, address_n_str(out->address_n, out->address_n_count), FONT_STANDARD);
} else {
oledHLine(OLED_HEIGHT - 13);
}
}
layoutButtonNo(_("Cancel"));
layoutButtonYes(_("Confirm"));
@ -324,122 +444,6 @@ void layoutResetWord(const char *word, int pass, int word_pos, bool last)
oledRefresh();
}
static const char *slip44_extras(uint32_t coin_type)
{
if ((coin_type & 0x80000000) == 0) {
return 0;
}
switch (coin_type & 0x7fffffff) {
case 40: return "EXP"; // Expanse
case 43: return "NEM"; // NEM
case 60: return "ETH"; // Ethereum Mainnet
case 61: return "ETC"; // Ethereum Classic Mainnet
case 108: return "UBQ"; // UBIQ
case 137: return "RSK"; // Rootstock Mainnet
case 37310: return "tRSK"; // Rootstock Testnet
}
return 0;
}
#define BIP32_MAX_LAST_ELEMENT 1000000
static const char *address_n_str(const uint32_t *address_n, size_t address_n_count)
{
if (address_n_count > 8) {
return _("Unknown long path");
}
if (address_n_count == 0) {
return _("Path: m");
}
// 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 + 84)) &&
(address_n[1] & 0x80000000) &&
(address_n[2] & 0x80000000) &&
(address_n[3] <= 1) &&
(address_n[4] <= BIP32_MAX_LAST_ELEMENT)) {
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 (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;
}
} else {
if (coin) {
if (coin->has_segwit && coin->has_address_type_p2sh) {
legacy = true;
}
abbr = coin->coin_shortcut + 1;
} else {
abbr = slip44_extras(address_n[1]);
}
}
uint32_t accnum = (address_n[2] & 0x7fffffff) + 1;
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));
if (accnum < 10) {
acc[0] = '0' + accnum;
} else {
acc[0] = '0' + (accnum / 10);
acc[1] = '0' + (accnum % 10);
}
strlcat(path, acc, sizeof(path));
return path;
}
}
// "Path: m" / i '
static char address_str[7 + 8 * (1 + 9 + 1) + 1];
char *c = address_str + sizeof(address_str) - 1;
*c = 0; c--;
for (int n = (int)address_n_count - 1; n >= 0; n--) {
uint32_t i = address_n[n];
if (i & 0x80000000) {
*c = '\''; c--;
}
i = i & 0x7fffffff;
do {
*c = '0' + (i % 10); c--;
i /= 10;
} while (i > 0);
*c = '/'; c--;
}
*c = 'm'; c--;
*c = ' '; c--;
*c = ':'; c--;
*c = 'h'; c--;
*c = 't'; c--;
*c = 'a'; c--;
*c = 'P';
return c;
}
void layoutAddress(const char *address, const char *desc, bool qrcode, bool ignorecase, const uint32_t *address_n, size_t address_n_count)
{
if (layoutLast != layoutAddress) {

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