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Code Issues Releases Wiki Activity

feat(legacy): Support no_script_type option in SignMessage.

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Andrew Kozlik 2021-11-05 18:01:46 +01:00 committed by Andrew Kozlik
parent bc4a56b2c0
commit 4146ab7f9e
5 changed files with 28 additions and 20 deletions
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1
legacy/firmware/.changelog.d/1586.added Normal file
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@ -0,0 +1 @@
Support no_script_type option in SignMessage.

35
legacy/firmware/crypto.c
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@ -146,28 +146,33 @@ static void cryptoMessageHash(const CoinInfo *coin, const uint8_t *message,
} }
int cryptoMessageSign(const CoinInfo *coin, HDNode *node, int cryptoMessageSign(const CoinInfo *coin, HDNode *node,
InputScriptType script_type, const uint8_t *message, InputScriptType script_type, bool no_script_type,
size_t message_len, uint8_t *signature) { const uint8_t *message, size_t message_len,
uint8_t *signature) {
uint8_t hash[HASHER_DIGEST_LENGTH] = {0}; uint8_t hash[HASHER_DIGEST_LENGTH] = {0};
cryptoMessageHash(coin, message, message_len, hash); cryptoMessageHash(coin, message, message_len, hash);
uint8_t pby = 0; uint8_t pby = 0;
int result = hdnode_sign_digest(node, hash, signature + 1, &pby, NULL); int result = hdnode_sign_digest(node, hash, signature + 1, &pby, NULL);
if (result == 0) { if (result == 0) {
switch (script_type) { uint8_t script_type_info = 0;
case InputScriptType_SPENDP2SHWITNESS: if (!no_script_type) {
// segwit-in-p2sh switch (script_type) {
signature[0] = 35 + pby; case InputScriptType_SPENDP2SHWITNESS:
break; // segwit-in-p2sh
case InputScriptType_SPENDWITNESS: script_type_info = 4;
// segwit break;
signature[0] = 39 + pby; case InputScriptType_SPENDWITNESS:
break; // segwit
default: script_type_info = 8;
// p2pkh break;
signature[0] = 31 + pby; default:
break; // p2pkh
script_type_info = 0;
break;
}
} }
signature[0] = 31 + pby + script_type_info;
} }
return result; return result;
} }

5
legacy/firmware/crypto.h
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@ -54,8 +54,9 @@ int signifyMessageSign(HDNode *node, const uint8_t *message, size_t message_len,
uint8_t *signature); uint8_t *signature);
int cryptoMessageSign(const CoinInfo *coin, HDNode *node, int cryptoMessageSign(const CoinInfo *coin, HDNode *node,
InputScriptType script_type, const uint8_t *message, InputScriptType script_type, bool no_script_type,
size_t message_len, uint8_t *signature); const uint8_t *message, size_t message_len,
uint8_t *signature);
int cryptoMessageVerify(const CoinInfo *coin, const uint8_t *message, int cryptoMessageVerify(const CoinInfo *coin, const uint8_t *message,
size_t message_len, const char *address, size_t message_len, const char *address,

5
legacy/firmware/fsm_msg_coin.h
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@ -272,8 +272,9 @@ void fsm_msgSignMessage(const SignMessage *msg) {
if (!node) return; if (!node) return;
layoutProgressSwipe(_("Signing"), 0); layoutProgressSwipe(_("Signing"), 0);
if (cryptoMessageSign(coin, node, msg->script_type, msg->message.bytes, if (cryptoMessageSign(coin, node, msg->script_type, msg->no_script_type,
msg->message.size, resp->signature.bytes) == 0) { msg->message.bytes, msg->message.size,
resp->signature.bytes) == 0) {
if (hdnode_fill_public_key(node) != 0) { if (hdnode_fill_public_key(node) != 0) {
fsm_sendFailure(FailureType_Failure_ProcessError, fsm_sendFailure(FailureType_Failure_ProcessError,
_("Failed to derive public key")); _("Failed to derive public key"));

2
legacy/firmware/fsm_msg_crypto.h
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@ -135,7 +135,7 @@ void fsm_msgSignIdentity(const SignIdentity *msg) {
sha256_Raw((const uint8_t *)msg->challenge_visual, sha256_Raw((const uint8_t *)msg->challenge_visual,
strlen(msg->challenge_visual), digest + 32); strlen(msg->challenge_visual), digest + 32);
result = cryptoMessageSign(&(coins[0]), node, InputScriptType_SPENDADDRESS, result = cryptoMessageSign(&(coins[0]), node, InputScriptType_SPENDADDRESS,
digest, 64, resp->signature.bytes); false, digest, 64, resp->signature.bytes);
} }
if (result == 0) { if (result == 0) {