tjade273’s gists

tjade273 / BLS.sol

Created March 8, 2018 18:42 — forked from anonymous/BLS.sol

Created using browser-solidity: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://ethereum.github.io/browser-solidity/#version=soljson-v0.4.21+commit.dfe3193c.js&optimize=false&gist=

	contract BLS {
	uint public nonce;
	uint[4] public pubkey;

	// sig[0:1] is h^-x, sig[2] is the y-component of h
	function forward(uint[3] sig, uint gas, address addr, uint value, bytes data) returns (bool) {
	bytes32 msg = keccak256(nonce, gas, addr, value, data);
	bool success;
	assembly {
	let m := mload(0x40)

tjade273 / BailliePSW.sol

Created February 14, 2018 03:22 — forked from anonymous/BailliePSW.sol

Created using browser-solidity: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://ethereum.github.io/browser-solidity/#version=soljson-v0.4.19+commit.c4cbbb05.js&optimize=false&gist=

	contract BailliePSW {
	function sprp(uint a) pure returns (bool iscomposite) {

	}

	function modexp() constant returns (bytes32 o){
	assembly {
	let m := mload(0x40)
	mstore(m,1)
	mstore(add(m, 0x20),2)

tjade273 / FlipEndian.sol

Created January 17, 2018 21:06 — forked from anonymous/FlipEndian.sol

Created using browser-solidity: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://ethereum.github.io/browser-solidity/#version=soljson-v0.4.19+commit.c4cbbb05.js&optimize=false&gist=

	pragma solidity ^0.4.19;
	contract FlipEndian {

	function flip32_1(bytes32 a) public constant returns (bytes32 b){
	assembly {
	0
	and(div(a, 0x100000000000000000000000000000000000000000000000000000000000000), 0xFF)
	or
	and(div(a, 0x10000000000000000000000000000000000000000000000000000000000), 0xFF00)
	or

tjade273 / gist:c91656c36310f0a9fb2d7292b77782fa

Created October 27, 2017 16:58

ether_addr

0xCdEF3fC9F3fC928447c32F3e9002b9a02aAbB47A

tjade273 / log2.sol

Last active April 6, 2023 08:57

	function log2(uint x) returns (uint y){
	assembly {
	let arg := x
	x := sub(x,1)
	x := or(x, div(x, 0x02))
	x := or(x, div(x, 0x04))
	x := or(x, div(x, 0x10))
	x := or(x, div(x, 0x100))
	x := or(x, div(x, 0x10000))
	x := or(x, div(x, 0x100000000))

tjade273 / keybase.md

Created July 22, 2017 16:44

I hereby claim:

To claim this, I am signing this object:

tjade273 / gist:7820f3f52e9ed868e57447fb82e36ba9

Created July 19, 2017 21:27

rinkeby account

0x6384f6b34b7f14a551fe2d94e21ac79637eded25

tjade273 / MultiProxy.sol

Last active July 17, 2017 01:05

	contract MultiProxy{
	//Data schema: [from: 32 bytes, to: 32 bytes, value: 32 bytes, data_length: 32 bytes, data: data_length bytes]
	function forward(bytes32[]) external payable {
	assembly {

	function next_tx (c) -> n {
	let data_size := calldataload(add(c, 96))
	n := add(c, add(128, mul(div(data_size, 32), 32)))
	switch mod(data_size, 32)
	case 0 {

tjade273 / multiply.cpp

Last active July 4, 2017 10:18

	#include <gtest/gtest.h>
	#include <gadgetlib2/gadget.hpp>
	#include "gadgetlib2/adapters.hpp"
	#include "gadgetlib2/integration.hpp"
	#include "relations/constraint_satisfaction_problems/r1cs/examples/r1cs_examples.hpp"
	#include "gadgetlib2/examples/simple_example.hpp"
	#include "zk_proof_systems/ppzksnark/r1cs_ppzksnark/examples/run_r1cs_ppzksnark.hpp"


	using namespace libsnark;

tjade273 / disasm.js

Last active May 3, 2017 14:06 — forked from anonymous/gist:d3bbdc55159879046345

Ethereum OPCODE disassembler

Tjaden Hess tjade273