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Code Issues Releases Wiki Activity

legacy: refactor check_cointype into a separate function

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This commit is contained in:
Pavol Rusnak 2020-08-15 17:48:39 +02:00 committed by Tomas Susanka
parent 96c38315df
commit 5359509483
1 changed files with 9 additions and 4 deletions
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13
legacy/firmware/crypto.c
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@ -508,6 +508,11 @@ int cryptoIdentityFingerprint(const IdentityType *identity, uint8_t *hash) {
return 1; return 1;
} }
static bool check_cointype(const CoinInfo *coin, uint32_t slip44, bool full) {
(void)full;
return coin->coin_type == slip44;
}
bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type, bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type,
uint32_t address_n_count, const uint32_t *address_n, uint32_t address_n_count, const uint32_t *address_n,
bool full) { bool full) {
@ -521,7 +526,7 @@ bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type,
} else { } else {
valid &= (address_n_count >= 2); valid &= (address_n_count >= 2);
} }
valid &= (address_n[1] == coin->coin_type); valid &= check_cointype(coin, address_n[1], full);
if (full) { if (full) {
valid &= (address_n[2] & 0x80000000) == 0x80000000; valid &= (address_n[2] & 0x80000000) == 0x80000000;
valid &= (address_n[3] & 0x80000000) == 0; valid &= (address_n[3] & 0x80000000) == 0;
@ -556,7 +561,7 @@ bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type,
} else { } else {
valid &= (address_n_count >= 2); valid &= (address_n_count >= 2);
} }
valid &= (address_n[1] == coin->coin_type); valid &= check_cointype(coin, address_n[1], full);
if (full) { if (full) {
valid &= (address_n[2] & 0x80000000) == 0x80000000; valid &= (address_n[2] & 0x80000000) == 0x80000000;
valid &= (address_n[4] & 0x80000000) == 0; valid &= (address_n[4] & 0x80000000) == 0;
@ -574,7 +579,7 @@ bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type,
} else { } else {
valid &= (address_n_count >= 2); valid &= (address_n_count >= 2);
} }
valid &= (address_n[1] == coin->coin_type); valid &= check_cointype(coin, address_n[1], full);
if (full) { if (full) {
valid &= (address_n[2] & 0x80000000) == 0x80000000; valid &= (address_n[2] & 0x80000000) == 0x80000000;
valid &= (address_n[3] & 0x80000000) == 0; valid &= (address_n[3] & 0x80000000) == 0;
@ -594,7 +599,7 @@ bool coin_known_path_check(const CoinInfo *coin, InputScriptType script_type,
} else { } else {
valid &= (address_n_count >= 2); valid &= (address_n_count >= 2);
} }
valid &= (address_n[1] == coin->coin_type); valid &= check_cointype(coin, address_n[1], full);
if (full) { if (full) {
valid &= (address_n[2] & 0x80000000) == 0x80000000; valid &= (address_n[2] & 0x80000000) == 0x80000000;
valid &= (address_n[3] & 0x80000000) == 0; valid &= (address_n[3] & 0x80000000) == 0;