def toOpensslPublickey(publickey):
publickey_bin = btctools.encode_pubkey(publickey, "bin")
publickey_bin = publickey_bin[1:]
publickey_openssl = '\x02\xca\x00 ' + publickey_bin[:
32] + '\x00 ' + publickey_bin[
32:]
return publickey_openssl
def getEcc(privatekey=None):
from lib import pyelliptic
global eccs
if privatekey not in ecc_cache:
if privatekey:
publickey_bin = btctools.encode_pubkey(btctools.privtopub(privatekey), "bin")
publickey_openssl = toOpensslPublickey(publickey_bin)
privatekey_openssl = toOpensslPrivatekey(privatekey)
ecc_cache[privatekey] = pyelliptic.ECC(curve='secp256k1', privkey=privatekey_openssl, pubkey=publickey_openssl)
else:
ecc_cache[None] = pyelliptic.ECC()
return ecc_cache[privatekey]
def getEncryptPublickey(self, address, param_index=0):
assert param_index >= 0 and param_index <= 1000
site_data = self.getSiteData(address)
if site_data.get("cert"): # Different privatekey for different cert provider
index = param_index + self.getAddressAuthIndex(site_data["cert"])
else:
index = param_index
if "encrypt_publickey_%s" % index not in site_data:
privatekey = self.getEncryptPrivatekey(address, param_index)
publickey = btctools.encode_pubkey(btctools.privtopub(privatekey), "bin_compressed")
site_data["encrypt_publickey_%s" % index] = base64.b64encode(publickey)
return site_data["encrypt_publickey_%s" % index]
def getEncryptPublickey(self, address, param_index=0):
assert param_index >= 0 and param_index <= 1000
site_data = self.getSiteData(address)
if site_data.get("cert"): # Different privatekey for different cert provider
index = param_index + self.getAddressAuthIndex(site_data["cert"])
else:
index = param_index
if "encrypt_publickey_%s" % index not in site_data:
privatekey = self.getEncryptPrivatekey(address, param_index)
publickey = btctools.encode_pubkey(btctools.privtopub(privatekey), "bin_compressed")
site_data["encrypt_publickey_%s" % index] = base64.b64encode(publickey)
return site_data["encrypt_publickey_%s" % index]
def getEcc(privatekey=None):
from lib import pyelliptic
global eccs
if privatekey not in ecc_cache:
if privatekey:
publickey_bin = btctools.encode_pubkey(
btctools.privtopub(privatekey), "bin")
publickey_openssl = toOpensslPublickey(publickey_bin)
privatekey_openssl = toOpensslPrivatekey(privatekey)
ecc_cache[privatekey] = pyelliptic.ECC(curve='secp256k1',
privkey=privatekey_openssl,
pubkey=publickey_openssl)
else:
ecc_cache[None] = pyelliptic.ECC()
return ecc_cache[privatekey]
def private_to_public(private): public = btctools.encode_pubkey(btctools.privtopub(private), "bin_compressed") public = base64.b64encode(public) return public
def toOpensslPublickey(publickey):
publickey_bin = btctools.encode_pubkey(publickey, "bin")
publickey_bin = publickey_bin[1:]
publickey_openssl = '\x02\xca\x00 ' + publickey_bin[:32] + '\x00 ' + publickey_bin[32:]
return publickey_openssl
