diff options
Diffstat (limited to 'packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol')
-rw-r--r-- | packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol b/packages/contracts/src/1.0.0/SafeMath/SafeMath_v1.sol deleted file mode 100644 index 341d611ec..000000000 --- a/packages/contracts/src/1.0.0/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; - } -} |