|
|
|
@ -111,7 +111,7 @@ bool CKey::Load(CPrivKey &privkey, CPubKey &vchPubKey, bool fSkipCheck=false) {
@@ -111,7 +111,7 @@ bool CKey::Load(CPrivKey &privkey, CPubKey &vchPubKey, bool fSkipCheck=false) {
|
|
|
|
|
return VerifyPubKey(vchPubKey); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
bool CKey::Derive(CKey& keyChild, unsigned char ccChild[32], unsigned int nChild, const unsigned char cc[32]) const { |
|
|
|
|
bool CKey::Derive(CKey& keyChild, ChainCode &ccChild, unsigned int nChild, const ChainCode& cc) const { |
|
|
|
|
assert(IsValid()); |
|
|
|
|
assert(IsCompressed()); |
|
|
|
|
unsigned char out[64]; |
|
|
|
@ -124,7 +124,7 @@ bool CKey::Derive(CKey& keyChild, unsigned char ccChild[32], unsigned int nChild
@@ -124,7 +124,7 @@ bool CKey::Derive(CKey& keyChild, unsigned char ccChild[32], unsigned int nChild
|
|
|
|
|
assert(begin() + 32 == end()); |
|
|
|
|
BIP32Hash(cc, nChild, 0, begin(), out); |
|
|
|
|
} |
|
|
|
|
memcpy(ccChild, out+32, 32); |
|
|
|
|
memcpy(ccChild.begin(), out+32, 32); |
|
|
|
|
memcpy((unsigned char*)keyChild.begin(), begin(), 32); |
|
|
|
|
bool ret = secp256k1_ec_privkey_tweak_add(secp256k1_context, (unsigned char*)keyChild.begin(), out); |
|
|
|
|
UnlockObject(out); |
|
|
|
@ -138,7 +138,7 @@ bool CExtKey::Derive(CExtKey &out, unsigned int nChild) const {
@@ -138,7 +138,7 @@ bool CExtKey::Derive(CExtKey &out, unsigned int nChild) const {
|
|
|
|
|
CKeyID id = key.GetPubKey().GetID(); |
|
|
|
|
memcpy(&out.vchFingerprint[0], &id, 4); |
|
|
|
|
out.nChild = nChild; |
|
|
|
|
return key.Derive(out.key, out.vchChainCode, nChild, vchChainCode); |
|
|
|
|
return key.Derive(out.key, out.chaincode, nChild, chaincode); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void CExtKey::SetMaster(const unsigned char *seed, unsigned int nSeedLen) { |
|
|
|
@ -147,7 +147,7 @@ void CExtKey::SetMaster(const unsigned char *seed, unsigned int nSeedLen) {
@@ -147,7 +147,7 @@ void CExtKey::SetMaster(const unsigned char *seed, unsigned int nSeedLen) {
|
|
|
|
|
LockObject(out); |
|
|
|
|
CHMAC_SHA512(hashkey, sizeof(hashkey)).Write(seed, nSeedLen).Finalize(out); |
|
|
|
|
key.Set(&out[0], &out[32], true); |
|
|
|
|
memcpy(vchChainCode, &out[32], 32); |
|
|
|
|
memcpy(chaincode.begin(), &out[32], 32); |
|
|
|
|
UnlockObject(out); |
|
|
|
|
nDepth = 0; |
|
|
|
|
nChild = 0; |
|
|
|
@ -160,7 +160,7 @@ CExtPubKey CExtKey::Neuter() const {
@@ -160,7 +160,7 @@ CExtPubKey CExtKey::Neuter() const {
|
|
|
|
|
memcpy(&ret.vchFingerprint[0], &vchFingerprint[0], 4); |
|
|
|
|
ret.nChild = nChild; |
|
|
|
|
ret.pubkey = key.GetPubKey(); |
|
|
|
|
memcpy(&ret.vchChainCode[0], &vchChainCode[0], 32); |
|
|
|
|
ret.chaincode = chaincode; |
|
|
|
|
return ret; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
@ -169,7 +169,7 @@ void CExtKey::Encode(unsigned char code[74]) const {
@@ -169,7 +169,7 @@ void CExtKey::Encode(unsigned char code[74]) const {
|
|
|
|
|
memcpy(code+1, vchFingerprint, 4); |
|
|
|
|
code[5] = (nChild >> 24) & 0xFF; code[6] = (nChild >> 16) & 0xFF; |
|
|
|
|
code[7] = (nChild >> 8) & 0xFF; code[8] = (nChild >> 0) & 0xFF; |
|
|
|
|
memcpy(code+9, vchChainCode, 32); |
|
|
|
|
memcpy(code+9, chaincode.begin(), 32); |
|
|
|
|
code[41] = 0; |
|
|
|
|
assert(key.size() == 32); |
|
|
|
|
memcpy(code+42, key.begin(), 32); |
|
|
|
@ -179,7 +179,7 @@ void CExtKey::Decode(const unsigned char code[74]) {
@@ -179,7 +179,7 @@ void CExtKey::Decode(const unsigned char code[74]) {
|
|
|
|
|
nDepth = code[0]; |
|
|
|
|
memcpy(vchFingerprint, code+1, 4); |
|
|
|
|
nChild = (code[5] << 24) | (code[6] << 16) | (code[7] << 8) | code[8]; |
|
|
|
|
memcpy(vchChainCode, code+9, 32); |
|
|
|
|
memcpy(chaincode.begin(), code+9, 32); |
|
|
|
|
key.Set(code+42, code+74, true); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|