def pubkeys_to_basic_stealth_address(scan_pubkey, spend_pubkey, magic_byte=42):
# magic_byte = 42 for mainnet, 43 for testnet.
hex_scankey = main.encode_pubkey(scan_pubkey, 'hex_compressed')
hex_spendkey = main.encode_pubkey(spend_pubkey, 'hex_compressed')
hex_data = '00{0:066x}01{1:066x}0100'.format(int(hex_scankey, 16),
int(hex_spendkey, 16))
addr = main.hex_to_b58check(hex_data, magic_byte)
return addr
def format_key(request):
if 'key' in request.GET:
key = request.GET['key']
is_public_only = True
public_key = ""
priv_key = ""
appendbyte = 0
if BLOCK_CHAIN == 'btc':
appendbyte = 0
elif BLOCK_CHAIN == 'btc-testnet':
appendbyte = 111
if is_address(key):
public_key = key
priv_key = None
elif is_pubkey(key):
key = decode_pubkey(key)
key = encode_pubkey(key, 'hex_compressed')
public_key = pubkey_to_address(key, magicbyte=appendbyte)
priv_key = None
elif is_privkey(key):
is_public_only = False
priv_key = encode_privkey(
key, 'wif_compressed',
vbyte=appendbyte) #vbyte for bitcoin is 111
public_key = privkey_to_address(
priv_key, magicbyte=appendbyte) #magicbyte for bitcoin is 111
response = {
'public_key': public_key,
'priv_key': priv_key,
'read_only': is_public_only
}
return (JsonResponse(response, status=200))
else:
return JsonResponse({'error': 'Error, no key variable provided'},
status=200)
def mk_stealth_metadata_script(ephem_pubkey, nonce):
op_return = '6a'
msg_size = '26'
version = '06'
return op_return + msg_size + version + '{0:08x}'.format(
nonce) + main.encode_pubkey(ephem_pubkey, 'hex_compressed')
def shared_secret_sender(scan_pubkey, ephem_privkey):
shared_point = main.multiply(scan_pubkey, ephem_privkey)
shared_secret = main.sha256(
main.encode_pubkey(shared_point, 'bin_compressed'))
return shared_secret