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-rw-r--r--packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol44
-rw-r--r--packages/contracts/src/previous/Ownable/Ownable_v1.sol27
-rw-r--r--packages/contracts/src/previous/SafeMath/SafeMath_v1.sol73
-rw-r--r--packages/contracts/src/previous/Token/Token_v1.sol39
-rw-r--r--packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol52
5 files changed, 0 insertions, 235 deletions
diff --git a/packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol b/packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol
deleted file mode 100644
index e05ee2d5e..000000000
--- a/packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol
+++ /dev/null
@@ -1,44 +0,0 @@
-pragma solidity ^0.4.11;
-
-import { Token_v1 as Token } from "../Token/Token_v1.sol";
-
-contract ERC20Token_v1 is Token {
-
- function transfer(address _to, uint _value) returns (bool) {
- //Default assumes totalSupply can't be over max (2^256 - 1).
- if (balances[msg.sender] >= _value && balances[_to] + _value >= balances[_to]) {
- balances[msg.sender] -= _value;
- balances[_to] += _value;
- Transfer(msg.sender, _to, _value);
- return true;
- } else { return false; }
- }
-
- function transferFrom(address _from, address _to, uint _value) returns (bool) {
- if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value >= balances[_to]) {
- balances[_to] += _value;
- balances[_from] -= _value;
- allowed[_from][msg.sender] -= _value;
- Transfer(_from, _to, _value);
- return true;
- } else { return false; }
- }
-
- function balanceOf(address _owner) constant returns (uint) {
- return balances[_owner];
- }
-
- function approve(address _spender, uint _value) returns (bool) {
- allowed[msg.sender][_spender] = _value;
- Approval(msg.sender, _spender, _value);
- return true;
- }
-
- function allowance(address _owner, address _spender) constant returns (uint) {
- return allowed[_owner][_spender];
- }
-
- mapping (address => uint) balances;
- mapping (address => mapping (address => uint)) allowed;
- uint public totalSupply;
-}
diff --git a/packages/contracts/src/previous/Ownable/Ownable_v1.sol b/packages/contracts/src/previous/Ownable/Ownable_v1.sol
deleted file mode 100644
index c87438fa4..000000000
--- a/packages/contracts/src/previous/Ownable/Ownable_v1.sol
+++ /dev/null
@@ -1,27 +0,0 @@
-pragma solidity ^0.4.11;
-
-/*
- * Ownable
- *
- * Base contract with an owner.
- * Provides onlyOwner modifier, which prevents function from running if it is called by anyone other than the owner.
- */
-
-contract Ownable_v1 {
- address public owner;
-
- function Ownable_v1() {
- owner = msg.sender;
- }
-
- modifier onlyOwner() {
- require(msg.sender == owner);
- _;
- }
-
- function transferOwnership(address newOwner) onlyOwner {
- if (newOwner != address(0)) {
- owner = newOwner;
- }
- }
-}
diff --git a/packages/contracts/src/previous/SafeMath/SafeMath_v1.sol b/packages/contracts/src/previous/SafeMath/SafeMath_v1.sol
deleted file mode 100644
index 341d611ec..000000000
--- a/packages/contracts/src/previous/SafeMath/SafeMath_v1.sol
+++ /dev/null
@@ -1,73 +0,0 @@
-pragma solidity ^0.4.11;
-
-contract SafeMath_v1 {
- function safeMul(uint a, uint b)
- internal
- constant
- returns (uint256)
- {
- uint c = a * b;
- assert(a == 0 || c / a == b);
- return c;
- }
-
- function safeDiv(uint a, uint b)
- internal
- constant
- returns (uint256)
- {
- uint c = a / b;
- return c;
- }
-
- function safeSub(uint a, uint b)
- internal
- constant
- returns (uint256)
- {
- assert(b <= a);
- return a - b;
- }
-
- function safeAdd(uint a, uint b)
- internal
- constant
- returns (uint256)
- {
- uint c = a + b;
- assert(c >= a);
- return c;
- }
-
- function max64(uint64 a, uint64 b)
- internal
- constant
- returns (uint64)
- {
- return a >= b ? a : b;
- }
-
- function min64(uint64 a, uint64 b)
- internal
- constant
- returns (uint64)
- {
- return a < b ? a : b;
- }
-
- function max256(uint256 a, uint256 b)
- internal
- constant
- returns (uint256)
- {
- return a >= b ? a : b;
- }
-
- function min256(uint256 a, uint256 b)
- internal
- constant
- returns (uint256)
- {
- return a < b ? a : b;
- }
-}
diff --git a/packages/contracts/src/previous/Token/Token_v1.sol b/packages/contracts/src/previous/Token/Token_v1.sol
deleted file mode 100644
index de619fb7e..000000000
--- a/packages/contracts/src/previous/Token/Token_v1.sol
+++ /dev/null
@@ -1,39 +0,0 @@
-pragma solidity ^0.4.11;
-
-contract Token_v1 {
-
- /// @return total amount of tokens
- function totalSupply() constant returns (uint supply) {}
-
- /// @param _owner The address from which the balance will be retrieved
- /// @return The balance
- function balanceOf(address _owner) constant returns (uint balance) {}
-
- /// @notice send `_value` token to `_to` from `msg.sender`
- /// @param _to The address of the recipient
- /// @param _value The amount of token to be transferred
- /// @return Whether the transfer was successful or not
- function transfer(address _to, uint _value) returns (bool success) {}
-
- /// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
- /// @param _from The address of the sender
- /// @param _to The address of the recipient
- /// @param _value The amount of token to be transferred
- /// @return Whether the transfer was successful or not
- function transferFrom(address _from, address _to, uint _value) returns (bool success) {}
-
- /// @notice `msg.sender` approves `_addr` to spend `_value` tokens
- /// @param _spender The address of the account able to transfer the tokens
- /// @param _value The amount of wei to be approved for transfer
- /// @return Whether the approval was successful or not
- function approve(address _spender, uint _value) returns (bool success) {}
-
- /// @param _owner The address of the account owning tokens
- /// @param _spender The address of the account able to transfer the tokens
- /// @return Amount of remaining tokens allowed to spent
- function allowance(address _owner, address _spender) constant returns (uint remaining) {}
-
- event Transfer(address indexed _from, address indexed _to, uint _value);
- event Approval(address indexed _owner, address indexed _spender, uint _value);
-}
-
diff --git a/packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol b/packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
deleted file mode 100644
index 6376f3f2c..000000000
--- a/packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
-
- Copyright 2017 ZeroEx Intl.
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-
-*/
-
-pragma solidity ^0.4.11;
-
-import { ERC20Token_v1 as ERC20Token } from "../ERC20Token/ERC20Token_v1.sol";
-
-contract UnlimitedAllowanceToken_v1 is ERC20Token {
-
- uint constant MAX_UINT = 2**256 - 1;
-
- /// @dev ERC20 transferFrom, modified such that an allowance of MAX_UINT represents an unlimited allowance.
- /// @param _from Address to transfer from.
- /// @param _to Address to transfer to.
- /// @param _value Amount to transfer.
- /// @return Success of transfer.
- function transferFrom(address _from, address _to, uint _value)
- public
- returns (bool)
- {
- uint allowance = allowed[_from][msg.sender];
- if (balances[_from] >= _value
- && allowance >= _value
- && balances[_to] + _value >= balances[_to]
- ) {
- balances[_to] += _value;
- balances[_from] -= _value;
- if (allowance < MAX_UINT) {
- allowed[_from][msg.sender] -= _value;
- }
- Transfer(_from, _to, _value);
- return true;
- } else {
- return false;
- }
- }
-}