mirror of https://github.com/ethereum/go-ethereum
parent
0568e81701
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62391ddbeb
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pragma solidity >=0.4.21 <0.6.0; |
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contract Migrations { |
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address public owner; |
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uint public last_completed_migration; |
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constructor() public { |
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owner = msg.sender; |
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} |
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modifier restricted() { |
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if (msg.sender == owner) _; |
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} |
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function setCompleted(uint completed) public restricted { |
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last_completed_migration = completed; |
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} |
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function upgrade(address new_address) public restricted { |
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Migrations upgraded = Migrations(new_address); |
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upgraded.setCompleted(last_completed_migration); |
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} |
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} |
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pragma solidity >=0.4.21 <0.6.0; |
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contract Test1 { |
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function isSameAddress(address a, address b) public returns(bool){ //Simply add the two arguments and return |
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if (a == b) return true; |
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return false; |
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} |
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} |
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contract OpCodes { |
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Test1 test1; |
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constructor() public { //Constructor function |
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test1 = new Test1(); //Create new "Test1" function |
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} |
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modifier onlyOwner(address _owner) { |
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require(msg.sender == _owner); |
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_; |
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} |
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// Add a todo to the list |
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function test() public { |
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//simple_instructions |
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/*assembly { pop(sub(dup1, mul(dup1, dup1))) }*/ |
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//keywords |
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assembly { pop(address) return(2, byte(2,1)) } |
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//label_complex |
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/*assembly { 7 abc: 8 eq jump(abc) jumpi(eq(7, 8), abc) pop } |
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assembly { pop(jumpi(eq(7, 8), abc)) jump(abc) }*/ |
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//functional |
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/*assembly { let x := 2 add(7, mul(6, x)) mul(7, 8) add =: x }*/ |
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//for_statement |
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assembly { for { let i := 1 } lt(i, 5) { i := add(i, 1) } {} } |
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assembly { for { let i := 6 } gt(i, 5) { i := add(i, 1) } {} } |
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assembly { for { let i := 1 } slt(i, 5) { i := add(i, 1) } {} } |
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assembly { for { let i := 6 } sgt(i, 5) { i := add(i, 1) } {} } |
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//no_opcodes_in_strict |
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assembly { pop(callvalue()) } |
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//no_dup_swap_in_strict |
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/*assembly { swap1() }*/ |
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//print_functional |
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assembly { let x := mul(sload(0x12), 7) } |
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//print_if |
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assembly { if 2 { pop(mload(0)) }} |
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//function_definitions_multiple_args |
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assembly { function f(a, d){ mstore(a, d) } function g(a, d) -> x, y {}} |
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//sstore |
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assembly { function f(a, d){ sstore(a, d) } function g(a, d) -> x, y {}} |
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//mstore8 |
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assembly { function f(a, d){ mstore8(a, d) } function g(a, d) -> x, y {}} |
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//calldatacopy |
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assembly { |
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let a := mload(0x40) |
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let b := add(a, 32) |
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calldatacopy(a, 4, 32) |
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/*calldatacopy(b, add(4, 32), 32)*/ |
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/*result := add(mload(a), mload(b))*/ |
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} |
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//codecopy |
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assembly { |
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let a := mload(0x40) |
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let b := add(a, 32) |
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codecopy(a, 4, 32) |
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} |
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//codecopy |
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assembly { |
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let a := mload(0x40) |
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let b := add(a, 32) |
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extcodecopy(0, a, 4, 32) |
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} |
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//for_statement |
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assembly { let x := calldatasize() for { let i := 0} lt(i, x) { i := add(i, 1) } { mstore(i, 2) } } |
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//keccak256 |
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assembly { pop(keccak256(0,0)) } |
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//returndatasize |
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assembly { let r := returndatasize } |
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//returndatacopy |
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assembly { returndatacopy(64, 32, 0) } |
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//byzantium vs const Constantinople |
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//staticcall |
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assembly { pop(staticcall(10000, 0x123, 64, 0x10, 128, 0x10)) } |
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/*//create2 Constantinople |
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assembly { pop(create2(10, 0x123, 32, 64)) }*/ |
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//create Constantinople |
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assembly { pop(create(10, 0x123, 32)) } |
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//shift Constantinople |
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/*assembly { pop(shl(10, 32)) } |
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assembly { pop(shr(10, 32)) } |
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assembly { pop(sar(10, 32)) }*/ |
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//not |
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assembly { pop( not(0x1f)) } |
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//exp |
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assembly { pop( exp(2, 226)) } |
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//mod |
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assembly { pop( mod(3, 9)) } |
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//smod |
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assembly { pop( smod(3, 9)) } |
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//div |
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assembly { pop( div(4, 2)) } |
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//sdiv |
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assembly { pop( sdiv(4, 2)) } |
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//iszero |
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assembly { pop(iszero(1)) } |
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//and |
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assembly { pop(and(2,3)) } |
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//or |
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assembly { pop(or(3,3)) } |
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//xor |
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assembly { pop(xor(3,3)) } |
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//addmod |
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assembly { pop(addmod(3,3,6)) } |
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//mulmod |
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assembly { pop(mulmod(3,3,3)) } |
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//signextend |
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assembly { pop(signextend(1, 10)) } |
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//sha3 |
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assembly { pop(calldataload(0)) } |
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//blockhash |
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assembly { pop(blockhash(sub(number(), 1))) } |
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//balance |
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assembly { pop(balance(0x0)) } |
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//caller |
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assembly { pop(caller()) } |
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//codesize |
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assembly { pop(codesize()) } |
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//extcodesize |
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assembly { pop(extcodesize(0x1)) } |
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//origin |
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assembly { pop(origin()) } |
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//gas |
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assembly { pop(gas())} |
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//msize |
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assembly { pop(msize())} |
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//pc |
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assembly { pop(pc())} |
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//gasprice |
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assembly { pop(gasprice())} |
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//coinbase |
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assembly { pop(coinbase())} |
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//timestamp |
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assembly { pop(timestamp())} |
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//number |
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assembly { pop(number())} |
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//difficulty |
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assembly { pop(difficulty())} |
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//gaslimit |
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assembly { pop(gaslimit())} |
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//call |
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address contractAddr = address(test1); |
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bytes4 sig = bytes4(keccak256("isSameAddress(address,address)")); //Function signature |
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address a = msg.sender; |
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assembly { |
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let x := mload(0x40) //Find empty storage location using "free memory pointer" |
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mstore(x,sig) //Place signature at begining of empty storage |
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mstore(add(x,0x04),a) // first address parameter. just after signature |
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes) |
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function. |
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// new free pointer position after the output values of the called function. |
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let success := call( |
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5000, //5k gas |
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contractAddr, //To addr |
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0, //No wei passed |
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x, // Inputs are at location x |
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0x44, //Inputs size two padded, so 68 bytes |
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x, //Store output over input |
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0x20) //Output is 32 bytes long |
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} |
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//callcode |
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assembly { |
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let x := mload(0x40) //Find empty storage location using "free memory pointer" |
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mstore(x,sig) //Place signature at begining of empty storage |
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mstore(add(x,0x04),a) // first address parameter. just after signature |
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes) |
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function. |
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// new free pointer position after the output values of the called function. |
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let success := callcode( |
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5000, //5k gas |
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contractAddr, //To addr |
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0, //No wei passed |
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x, // Inputs are at location x |
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0x44, //Inputs size two padded, so 68 bytes |
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x, //Store output over input |
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0x20) //Output is 32 bytes long |
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} |
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//delegatecall |
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assembly { |
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let x := mload(0x40) //Find empty storage location using "free memory pointer" |
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mstore(x,sig) //Place signature at begining of empty storage |
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mstore(add(x,0x04),a) // first address parameter. just after signature |
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mstore(add(x,0x24),a) // 2nd address parameter - first padded. add 32 bytes (not 20 bytes) |
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mstore(0x40,add(x,0x64)) // this is missing in other examples. Set free pointer before function call. so it is used by called function. |
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// new free pointer position after the output values of the called function. |
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let success := delegatecall( |
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5000, //5k gas |
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contractAddr, //To addr |
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x, // Inputs are at location x |
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0x44, //Inputs size two padded, so 68 bytes |
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x, //Store output over input |
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0x20) //Output is 32 bytes long |
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} |
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uint256 _id = 0x420042; |
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//log0 |
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log0( |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20) |
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); |
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//log1 |
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log1( |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20) |
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); |
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//log2 |
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log2( |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(uint256(msg.sender)) |
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); |
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//log3 |
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log3( |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(uint256(msg.sender)), |
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bytes32(_id) |
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); |
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//log4 |
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log4( |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(0x50cb9fe53daa9737b786ab3646f04d0150dc50ef4e75f59509d83667ad5adb20), |
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bytes32(uint256(msg.sender)), |
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bytes32(_id), |
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bytes32(_id) |
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); |
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//selfdestruct |
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assembly { selfdestruct(0x02) } |
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} |
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function test_revert() public { |
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//revert |
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assembly{ revert(0, 0) } |
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} |
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function test_invalid() public { |
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//revert |
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assembly{ invalid() } |
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} |
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function test_stop() public { |
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//revert |
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assembly{ stop() } |
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} |
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} |
@ -0,0 +1,5 @@ |
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const Migrations = artifacts.require("Migrations"); |
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module.exports = function(deployer) { |
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deployer.deploy(Migrations); |
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}; |
@ -0,0 +1,5 @@ |
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var OpCodes = artifacts.require("./OpCodes.sol"); |
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module.exports = function(deployer) { |
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deployer.deploy(OpCodes); |
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}; |
@ -0,0 +1,34 @@ |
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const TodoList = artifacts.require('./OpCodes.sol') |
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const assert = require('assert') |
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let contractInstance |
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const Web3 = require('web3'); |
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const web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:8545')); |
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// const web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:9545'));
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contract('OpCodes', (accounts) => { |
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beforeEach(async () => { |
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contractInstance = await TodoList.deployed() |
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}) |
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it('Should run without errors the majorit of opcodes', async () => { |
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await contractInstance.test() |
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await contractInstance.test_stop() |
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}) |
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it('Should throw invalid op code', async () => { |
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try{ |
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await contractInstance.test_invalid() |
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} |
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catch(error) { |
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console.error(error); |
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} |
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}) |
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it('Should revert', async () => { |
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try{ |
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await contractInstance.test_revert() } |
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catch(error) { |
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console.error(error); |
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} |
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}) |
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}) |
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/** |
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* Use this file to configure your truffle project. It's seeded with some |
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* common settings for different networks and features like migrations, |
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* compilation and testing. Uncomment the ones you need or modify |
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* them to suit your project as necessary. |
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* |
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* More information about configuration can be found at: |
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* |
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* truffleframework.com/docs/advanced/configuration |
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* |
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* To deploy via Infura you'll need a wallet provider (like truffle-hdwallet-provider) |
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* to sign your transactions before they're sent to a remote public node. Infura API |
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* keys are available for free at: infura.io/register |
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* |
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* You'll also need a mnemonic - the twelve word phrase the wallet uses to generate |
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* public/private key pairs. If you're publishing your code to GitHub make sure you load this |
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* phrase from a file you've .gitignored so it doesn't accidentally become public. |
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* |
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*/ |
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// const HDWalletProvider = require('truffle-hdwallet-provider');
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// const infuraKey = "fj4jll3k.....";
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//
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// const fs = require('fs');
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// const mnemonic = fs.readFileSync(".secret").toString().trim();
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// module.exports = {
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// /**
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// * Networks define how you connect to your ethereum client and let you set the
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// * defaults web3 uses to send transactions. If you don't specify one truffle
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// * will spin up a development blockchain for you on port 9545 when you
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// * run `develop` or `test`. You can ask a truffle command to use a specific
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// * network from the command line, e.g
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// *
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// * $ truffle test --network <network-name>
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// */
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//
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// networks: {
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|
// // Useful for testing. The `development` name is special - truffle uses it by default
|
||||||
|
// // if it's defined here and no other network is specified at the command line.
|
||||||
|
// // You should run a client (like ganache-cli, geth or parity) in a separate terminal
|
||||||
|
// // tab if you use this network and you must also set the `host`, `port` and `network_id`
|
||||||
|
// // options below to some value.
|
||||||
|
// //
|
||||||
|
// // development: {
|
||||||
|
// // host: "127.0.0.1", // Localhost (default: none)
|
||||||
|
// // port: 8545, // Standard Ethereum port (default: none)
|
||||||
|
// // network_id: "*", // Any network (default: none)
|
||||||
|
// // },
|
||||||
|
//
|
||||||
|
// // Another network with more advanced options...
|
||||||
|
// // advanced: {
|
||||||
|
// // port: 8777, // Custom port
|
||||||
|
// // network_id: 1342, // Custom network
|
||||||
|
// // gas: 8500000, // Gas sent with each transaction (default: ~6700000)
|
||||||
|
// // gasPrice: 20000000000, // 20 gwei (in wei) (default: 100 gwei)
|
||||||
|
// // from: <address>, // Account to send txs from (default: accounts[0])
|
||||||
|
// // websockets: true // Enable EventEmitter interface for web3 (default: false)
|
||||||
|
// // },
|
||||||
|
//
|
||||||
|
// // Useful for deploying to a public network.
|
||||||
|
// // NB: It's important to wrap the provider as a function.
|
||||||
|
// // ropsten: {
|
||||||
|
// // provider: () => new HDWalletProvider(mnemonic, `https://ropsten.infura.io/${infuraKey}`),
|
||||||
|
// // network_id: 3, // Ropsten's id
|
||||||
|
// // gas: 5500000, // Ropsten has a lower block limit than mainnet
|
||||||
|
// // confirmations: 2, // # of confs to wait between deployments. (default: 0)
|
||||||
|
// // timeoutBlocks: 200, // # of blocks before a deployment times out (minimum/default: 50)
|
||||||
|
// // skipDryRun: true // Skip dry run before migrations? (default: false for public nets )
|
||||||
|
// // },
|
||||||
|
//
|
||||||
|
// // Useful for private networks
|
||||||
|
// // private: {
|
||||||
|
// // provider: () => new HDWalletProvider(mnemonic, `https://network.io`),
|
||||||
|
// // network_id: 2111, // This network is yours, in the cloud.
|
||||||
|
// // production: true // Treats this network as if it was a public net. (default: false)
|
||||||
|
// // }
|
||||||
|
// },
|
||||||
|
//
|
||||||
|
// // Set default mocha options here, use special reporters etc.
|
||||||
|
// mocha: {
|
||||||
|
// // timeout: 100000
|
||||||
|
// },
|
||||||
|
//
|
||||||
|
// // Configure your compilers
|
||||||
|
// compilers: {
|
||||||
|
// solc: {
|
||||||
|
// // version: "0.5.1", // Fetch exact version from solc-bin (default: truffle's version)
|
||||||
|
// // docker: true, // Use "0.5.1" you've installed locally with docker (default: false)
|
||||||
|
// // settings: { // See the solidity docs for advice about optimization and evmVersion
|
||||||
|
// // optimizer: {
|
||||||
|
// // enabled: false,
|
||||||
|
// // runs: 200
|
||||||
|
// // },
|
||||||
|
// // evmVersion: "byzantium"
|
||||||
|
// // }
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
module.exports = { |
||||||
|
networks: { |
||||||
|
development: { |
||||||
|
host: 'localhost', |
||||||
|
port: 8545, |
||||||
|
network_id: '*' |
||||||
|
} |
||||||
|
} |
||||||
|
} |
Loading…
Reference in new issue