Rehabilitate tests

python/okota/data/AccountsIndexAddressDeclarator.json

@@ -1 +1 @@
-[{"inputs":[{"internalType":"address","name":"_tokenAddress","type":"address"},{"internalType":"address","name":"_addressDeclaratorAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addedAccount","type":"address"},{"indexed":true,"internalType":"uint256","name":"accountIndex","type":"uint256"}],"name":"AddressAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"add","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"addWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"addressDeclaratorAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"deleteWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_idx","type":"uint256"}],"name":"entry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"entryCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"have","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokenAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]
+[{"inputs":[{"internalType":"address","name":"_tokenAddress","type":"address"},{"internalType":"address","name":"_addressDeclaratorAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addedAccount","type":"address"},{"indexed":true,"internalType":"uint256","name":"accountIndex","type":"uint256"}],"name":"AddressAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"add","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"addWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"addressDeclaratorAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"deleteWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_idx","type":"uint256"}],"name":"entry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"entryCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"have","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"tokenAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokenAddressHash","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

python/okota/data/TokenUniqueSymbolIndexAddressDeclarator.json

@@ -1 +1 @@
-[{"inputs":[{"internalType":"address","name":"_addressDeclaratorAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addedAccount","type":"address"},{"indexed":true,"internalType":"uint256","name":"accountIndex","type":"uint256"}],"name":"AddressAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"name":"add","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"addressDeclaratorAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"}],"name":"addressOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_idx","type":"uint256"}],"name":"entry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"entryCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"name":"register","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"registry","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]
+[{"inputs":[{"internalType":"address","name":"_addressDeclaratorAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addedAccount","type":"address"},{"indexed":true,"internalType":"uint256","name":"accountIndex","type":"uint256"}],"name":"AddressAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"name":"add","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"addWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"addressDeclaratorAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"}],"name":"addressOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_writer","type":"address"}],"name":"deleteWriter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_idx","type":"uint256"}],"name":"entry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"entryCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"name":"register","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"registry","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"_sum","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

python/okota/token_index/index.py

@@ -24,11 +24,12 @@ from chainlib.eth.constant import ZERO_ADDRESS
 from hexathon import (
         add_0x,
         )
+from cic_contracts.registry import to_identifier
 
 # local imports
 from .interface import (
-        TokenUniqueSymbolIndex,
+        #TokenUniqueSymbolIndex,
-        to_identifier,
+        CICTokenIndex,
         )
 
 logg = logging.getLogger(__name__)
@@ -38,7 +39,8 @@ datadir = os.path.join(moddir, '..', 'data')
 
 
 
-class TokenUniqueSymbolIndexAddressDeclarator(TokenUniqueSymbolIndex):
+#class TokenUniqueSymbolIndexAddressDeclarator(TokenUniqueSymbolIndex):
+class TokenUniqueSymbolIndexAddressDeclarator(CICTokenIndex):
 
     __abi = None
     __bytecode = None

python/okota/token_index/interface.py

@@ -1,113 +1,18 @@
-# Author:	Louis Holbrook <dev@holbrook.no> 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
-# SPDX-License-Identifier:	GPL-3.0-or-later
-# File-version: 1
-# Description: Python interface to abi and bin files for faucet contracts
-
 # standard imports
-import logging
-import json
-import os
 import hashlib
 
 # external imports
-from chainlib.eth.contract import (
-        ABIContractEncoder,
-        ABIContractType,
-        abi_decode_single,
-        )
-from chainlib.eth.tx import (
-        TxFactory,
-        TxFormat,
-        )
-from chainlib.jsonrpc import JSONRPCRequest
 from chainlib.eth.constant import ZERO_ADDRESS
-from hexathon import (
-        add_0x,
-        )
 
-logg = logging.getLogger(__name__)
+# local imports
-
+from cic_contracts.accounts_index import CICAccountsIndex
-moddir = os.path.dirname(__file__)
+from cic_contracts.registry import CICRegistry
-datadir = os.path.join(moddir, '..', 'data')
 
 
-def to_identifier(s):
+class CICTokenIndex(CICRegistry, CICAccountsIndex):
-    h = hashlib.new('sha256')
-    h.update(s.encode('utf-8'))
-    return h.digest().hex()
 
-
+    def address_of(self, contract_address, identifier_string, sender_address=ZERO_ADDRESS):
-class TokenUniqueSymbolIndex(TxFactory):
+        h = hashlib.sha256()
-
+        h.update(identifier_string.encode('utf-8'))
-    def register(self, contract_address, sender_address, address, tx_format=TxFormat.JSONRPC):
+        z = h.digest()
-        enc = ABIContractEncoder()
+        return super(CICTokenIndex, self).address_of_literal(contract_address, z.hex(), sender_address=sender_address)
-        enc.method('register')
-        enc.typ(ABIContractType.ADDRESS)
-        enc.address(address)
-        data = enc.get()
-        tx = self.template(sender_address, contract_address, use_nonce=True)
-        tx = self.set_code(tx, data)
-        tx = self.finalize(tx, tx_format)
-        return tx
-
-
-    def address_of(self, contract_address, token_symbol, sender_address=ZERO_ADDRESS, id_generator=None):
-        j = JSONRPCRequest(id_generator)
-        o = j.template()
-        o['method'] = 'eth_call'
-        enc = ABIContractEncoder()
-        enc.method('addressOf')
-        enc.typ(ABIContractType.BYTES32)
-        token_symbol_digest = to_identifier(token_symbol)
-        enc.bytes32(token_symbol_digest)
-        data = add_0x(enc.get())
-        tx = self.template(sender_address, contract_address)
-        tx = self.set_code(tx, data)
-        o['params'].append(self.normalize(tx))
-        o = j.finalize(o)
-        return o
-
-
-    def entry(self, contract_address, idx, sender_address=ZERO_ADDRESS, id_generator=None):
-        j = JSONRPCRequest(id_generator)
-        o = j.template()
-        o['method'] = 'eth_call'
-        enc = ABIContractEncoder()
-        enc.method('entry')
-        enc.typ(ABIContractType.UINT256)
-        enc.uint256(idx)
-        data = add_0x(enc.get())
-        tx = self.template(sender_address, contract_address)
-        tx = self.set_code(tx, data)
-        o['params'].append(self.normalize(tx))
-        o = j.finalize(o)
-        return o
-
-
-    def entry_count(self, contract_address, sender_address=ZERO_ADDRESS, id_generator=None):
-        j = JSONRPCRequest(id_generator)
-        o = j.template()
-        o['method'] = 'eth_call'
-        enc = ABIContractEncoder()
-        enc.method('entryCount')
-        data = add_0x(enc.get())
-        tx = self.template(sender_address, contract_address)
-        tx = self.set_code(tx, data)
-        o['params'].append(self.normalize(tx))
-        o = j.finalize(o)
-        return o
-
-
-    @classmethod
-    def parse_address_of(self, v):
-        return abi_decode_single(ABIContractType.ADDRESS, v)
-
-
-    @classmethod
-    def parse_entry(self, v):
-        return abi_decode_single(ABIContractType.ADDRESS, v)
-
-
-    @classmethod
-    def parse_entry_count(self, v):
-        return abi_decode_single(ABIContractType.UINT256, v)

python/requirements.txt

@@ -1,7 +1,9 @@
-confini>=0.3.6rc3,<0.5.0
+confini~=0.5.1
-crypto-dev-signer>=0.4.15rc2,<=0.4.15
+funga-eth~=0.5.1
-chainlib-eth>=0.0.9a13,<=0.1.0
+chainlib-eth~=0.0.10
-eth_erc20>=0.1.2a3,<=0.2.0
+eth_erc20~=0.1.2
-eth-address-index>=0.2.4a1,<=0.3.0
+eth-address-index~=0.2.4
-eth-accounts-index>=0.1.2a3,<=0.2.0
+eth-accounts-index~=0.1.2
-eth-token-index>=0.2.4a1,<=0.3.0
+eth-token-index~=0.2.4
+eth-contract-registry~=0.6.3
+cic-contracts~=0.0.5

python/run_tests.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+set -a
+set -e
+set -x
+default_pythonpath=$PYTHONPATH:.
+export PYTHONPATH=${default_pythonpath:-.}
+>&2 echo using pythonpath $PYTHONPATH
+for f in `ls tests/*.py`; do
+	python $f
+done
+set +x
+set +e
+set +a

python/setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = okota
-version = 0.2.4a14
+version = 0.2.5a1
 description = Registries for CIC using the eth-address-index backend
 author = Louis Holbrook
 author_email = dev@holbrook.no

python/tests/test_accounts_index.py

@@ -14,6 +14,7 @@ from eth_address_declarator.unittest import TestAddressDeclaratorBase
 
 # local imports
 from okota.accounts_index import AccountsIndexAddressDeclarator
+from eth_accounts_index.registry import AccountRegistry
 
 # test imports
 
@@ -38,6 +39,14 @@ class TestAccountsIndex(TestAddressDeclaratorBase):
         self.accounts_index_address = r['contract_address']
         logg.debug('accounts index deployed with address {}'.format(self.accounts_index_address))
 
+        c = AccountRegistry(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        (tx_hash_hex, o) = c.add_writer(self.accounts_index_address, self.accounts[0], self.accounts[0])
+        r = self.rpc.do(o)
+
+        o = receipt(tx_hash_hex)
+        r = self.rpc.do(o)
+        self.assertEqual(r['status'], 1)
+
 
     def test_accounts_index_address_declarator(self):
         nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
@@ -46,14 +55,18 @@ class TestAccountsIndex(TestAddressDeclaratorBase):
         r = self.rpc.do(o)
         self.assertEqual(tx_hash, r)
 
+        self.helper.mine_block()
+
         o = receipt(tx_hash)
         rcpt = self.rpc.do(o)
+        self.assertEqual(rcpt['status'], 1)
+        for k in rcpt.keys():
+            logg.debug('>>> RCPT {} {}'.format(k, rcpt[k]))
 
-        self.helper.mine_block()
         o = c.have(self.accounts_index_address, self.accounts[1], sender_address=self.accounts[0])
         r = self.rpc.do(o)
 
-        c = Declarator(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        c = Declarator(self.chain_spec) #, signer=self.signer, nonce_oracle=nonce_oracle)
         o = c.declaration(self.address, self.accounts[0], self.accounts[1], sender_address=self.accounts[0])
         r = self.rpc.do(o)
         proofs = c.parse_declaration(r)

python/tests/test_registry.py

@@ -89,5 +89,6 @@ class TestContractRegistry(TestAddressDeclaratorBase):
         self.assertEqual(z.hex(), proofs[2])
 
 
+
 if __name__ == '__main__':
     unittest.main()

python/tests/test_tokenindex.py

@@ -18,6 +18,7 @@ from eth_address_declarator import Declarator
 # local imports
 from okota.token_index.index import (
         TokenUniqueSymbolIndexAddressDeclarator as TokenIndex,
+        CICTokenIndex,
         to_identifier,
         )
 
@@ -45,12 +46,21 @@ class TestTokenIndex(TestAddressDeclaratorBase):
 
         self.token_index_address = r['contract_address']
 
+        c = CICTokenIndex(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        (tx_hash_hex, o) = c.add_writer(self.token_index_address, self.accounts[0], self.accounts[0])
+        r = self.rpc.do(o)
+
+        o = receipt(tx_hash_hex)
+        r = self.rpc.do(o)
+        self.assertEqual(r['status'], 1)
+
+
 
     def test_register(self):
         nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
-        c = TokenIndex(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        c = CICTokenIndex(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
         
-        (tx_hash_hex, o) = c.register(self.token_index_address, self.accounts[0], self.foo_token_address)
+        (tx_hash_hex, o) = c.add(self.token_index_address, self.accounts[0], self.foo_token_address)
         self.rpc.do(o)
         e = unpack(bytes.fromhex(strip_0x(o['params'][0])), self.chain_spec)
 
@@ -77,10 +87,12 @@ class TestTokenIndex(TestAddressDeclaratorBase):
         o = c.declaration(self.address, self.accounts[0], self.foo_token_address, sender_address=self.accounts[0])
         r = self.rpc.do(o)
         proofs = c.parse_declaration(r)
+    
+        h = hashlib.sha256()
+        h.update('FOO'.encode('utf-8'))
+        z = h.digest()
 
-        token_symbol_identifier = to_identifier('FOO')
+        self.assertEqual(proofs[0], z.hex())
-
-        self.assertEqual(token_symbol_identifier, proofs[0])
 
 
 if __name__ == '__main__':

solidity/AccountsIndexAddressDeclarator.sol

@@ -2,22 +2,20 @@ pragma solidity >0.6.11;
 
 // SPDX-License-Identifier: GPL-3.0-or-later
 
-
 // TODO: inherit accounts index contract
 contract AccountsIndexAddressDeclarator {
 
 	address public tokenAddress;
-	bytes32 tokenAddressHash;
+	bytes32 public tokenAddressHash;
 	address public addressDeclaratorAddress;
 	mapping(address => uint256) entryIndex;
-	//uint256 count;
 	mapping(address => bool) writers;
 	address[] entries;
 
 	address public owner;
 	address newOwner;
 
-	event AddressAdded(address indexed addedAccount, uint256 indexed accountIndex); // AccountsIndex
+	event AddressAdded(address indexed addedAccount, uint256 indexed accountIndex); // AddressIndex
 	event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); // EIP173
 
 	constructor(address _tokenAddress, address _addressDeclaratorAddress) public {
@@ -42,7 +40,7 @@ contract AccountsIndexAddressDeclarator {
 		require(ok);
 		require(r[31] == 0x01);
 
-		oldEntryIndex = entries.length - 1;
+		oldEntryIndex = entries.length;
 		entryIndex[_account] = oldEntryIndex;
 		entries.push(_account);
 
@@ -65,12 +63,14 @@ contract AccountsIndexAddressDeclarator {
 		return entries.length - 1;
 	}
 
+	// Implements Writer
 	function addWriter(address _writer) public returns (bool) {
 		require(owner == msg.sender);
 		writers[_writer] = true;
 		return true;
 	}
 
+	// Implements Writer
 	function deleteWriter(address _writer) public returns (bool) {
 		require(owner == msg.sender);
 		delete writers[_writer];
@@ -95,4 +95,24 @@ contract AccountsIndexAddressDeclarator {
 		emit OwnershipTransferred(oldOwner, owner);
 		return true;
 	}
+
+	// Implements EIP165
+	function supportsInterface(bytes4 _sum) public pure returns (bool) {
+		if (_sum == 0xcbdb05c7) { // AccountsIndex
+			return true;
+		}
+		if (_sum == 0x01ffc9a7) { // EIP165
+			return true;
+		}
+		if (_sum == 0x9493f8b2) { // EIP173
+			return true;
+		}
+		if (_sum == 0x37a47be4) { // OwnedAccepter
+			return true;
+		}
+		if (_sum == 0x80c84bd6) { // Writer
+			return true;
+		}
+		return false;
+	}
 }

solidity/TokenUniqueSymbolIndexAddressDeclarator.sol

@@ -8,12 +8,13 @@ contract TokenUniqueSymbolIndexAddressDeclarator {
 	address public owner;
 	address newOwner;
 	address public addressDeclaratorAddress;
+	mapping(address => bool) writers;
 
 	mapping ( bytes32 => uint256 ) public registry;
 	address[] tokens;
 
 	event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); // EIP173
-	event AddressAdded(address indexed addedAccount, uint256 indexed accountIndex); // AccountsIndex
+	event AddressAdded(address indexed addedAccount, uint256 indexed accountIndex); // AddressIndex
 
 	constructor(address _addressDeclaratorAddress) public {
 		owner = msg.sender;
@@ -35,7 +36,7 @@ contract TokenUniqueSymbolIndexAddressDeclarator {
 	}
 
 	function register(address _token) public returns (bool) {
-		require(msg.sender == owner);
+		require(writers[msg.sender]);
 		
 		bool ok;
 		bytes memory r;
@@ -64,13 +65,13 @@ contract TokenUniqueSymbolIndexAddressDeclarator {
 		return true;
 	}
 
-	// Implements AccountsIndex
+	// Implements AddressIndex
 	function add(address _token) public returns (bool) {
 		return register(_token);
 	}
 
 
-	// Implements AccountsIndex
+	// Implements AddressIndex
 	function entryCount() public view returns ( uint256 ) {
 		return tokens.length - 1;
 	}
@@ -92,10 +93,23 @@ contract TokenUniqueSymbolIndexAddressDeclarator {
 		emit OwnershipTransferred(oldOwner, owner);
 	}
 
+	// Implements Writer
+	function addWriter(address _writer) public returns (bool) {
+		require(owner == msg.sender);
+		writers[_writer] = true;
+		return true;
+	}
+
+	// Implements Writer
+	function deleteWriter(address _writer) public returns (bool) {
+		require(owner == msg.sender);
+		delete writers[_writer];
+		return true;
+	}
 
 	// Implements EIP165
 	function supportsInterface(bytes4 _sum) public pure returns (bool) {
-		if (_sum == 0xcbdb05c7) { // AccountsIndex
+		if (_sum == 0xcbdb05c7) { // AddressIndex
 			return true;
 		}
 		if (_sum == 0xbb34534c) { // Registry
@@ -110,6 +124,9 @@ contract TokenUniqueSymbolIndexAddressDeclarator {
 		if (_sum == 0x37a47be4) { // OwnedAccepter
 			return true;
 		}
+		if (_sum == 0x80c84bd6) { // Writer
+			return true;
+		}
 		return false;
 	}
 }