|
|
/* # withdraw.circom
WARNING: WIP, very initial version of the miksi circuit
-----------+ +----------+ PUB_nullifier+------>+ | | | | | | | PUB_coinCode+------->+ | | SMT +<------+PRI_siblings | Poseidon +------------->+ Poseidon | PUB_amount+--------->+ | | Verifier | | | | +<------+PUB_root PRI_secret+--------->+ | | | + +----------+ +----------+ | | | +----+ +----+ | PUB_address+--->+ != +<-------+0+------>+ != +<-------+ +----+ +----+
*/
include "../node_modules/circomlib/circuits/comparators.circom"; include "../node_modules/circomlib/circuits/poseidon.circom"; include "../node_modules/circomlib/circuits/smt/smtverifier.circom";
template Withdraw(nLevels) { signal input coinCode; signal input amount; signal private input secret; signal input nullifier; signal private input siblings[nLevels]; signal input root; signal input address; signal private input key;
component hash = Poseidon(4, 6, 8, 57); hash.inputs[0] <== coinCode; hash.inputs[1] <== amount; hash.inputs[2] <== secret; hash.inputs[3] <== nullifier;
component z = IsZero(); z.in <== address; z.out === 0;
component smtV = SMTVerifier(nLevels); smtV.enabled <== 1; smtV.fnc <== 0; smtV.root <== root; for (var i=0; i<nLevels; i++) { smtV.siblings[i] <== siblings[i]; } smtV.oldKey <== 0; smtV.oldValue <== 0; smtV.isOld0 <== 0; smtV.key <== key; smtV.value <== hash.out; }
component main = Withdraw(5);
|