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Differential D3808 Diff 10637 src/script/sigencoding.cpp

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src/script/sigencoding.cpp

Show First 20 Lines • Show All 282 Lines • ▼ Show 20 Lines return CheckTransactionSignatureEncodingImpl(
ScriptError *templateSerror) { ScriptError *templateSerror) {
return CheckRawSchnorrSignatureEncoding(templateSig, templateFlags, return CheckRawSchnorrSignatureEncoding(templateSig, templateFlags,
templateSerror); templateSerror);
}); });
} }
static bool IsCompressedOrUncompressedPubKey(const valtype &vchPubKey) { static bool IsCompressedOrUncompressedPubKey(const valtype &vchPubKey) {
switch (vchPubKey.size()) { switch (vchPubKey.size()) {
case 33: case CPubKey::COMPRESSED_PUBLIC_KEY_SIZE:
// Compressed public key: must start with 0x02 or 0x03. // Compressed public key: must start with 0x02 or 0x03.
return vchPubKey[0] == 0x02 || vchPubKey[0] == 0x03; return vchPubKey[0] == 0x02 || vchPubKey[0] == 0x03;
case 65: case CPubKey::PUBLIC_KEY_SIZE:
// Non-compressed public key: must start with 0x04. // Non-compressed public key: must start with 0x04.
return vchPubKey[0] == 0x04; return vchPubKey[0] == 0x04;
default: default:
// Non-canonical public key: invalid size. // Non-canonical public key: invalid size.
return false; return false;
} }
} }
static bool IsCompressedPubKey(const valtype &vchPubKey) { static bool IsCompressedPubKey(const valtype &vchPubKey) {
if (vchPubKey.size() != 33) { if (vchPubKey.size() != CPubKey::COMPRESSED_PUBLIC_KEY_SIZE) {
// Non-canonical public key: invalid length for compressed key // Non-canonical public key: invalid length for compressed key
return false; return false;
} }
if (vchPubKey[0] != 0x02 && vchPubKey[0] != 0x03) { if (vchPubKey[0] != 0x02 && vchPubKey[0] != 0x03) {
// Non-canonical public key: invalid prefix for compressed key // Non-canonical public key: invalid prefix for compressed key
return false; return false;
} }
return true; return true;
Show All 16 Lines