arnaucube/miksi-core
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Update src/miksi.ts to last changes for browser usage

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arnaucube
2020-05-18 17:10:38 +02:00
parent 00b52a1a53
commit 6a513ded87
5 changed files with 68 additions and 58 deletions
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38
src/miksi.ts
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@@ -25,25 +25,28 @@ exports.calcCommitment = (secret, nullifier) => {
return commitment;
};
exports.calcDepositWitness = async (wasm, secret, nullifier, commitments) => {
exports.calcDepositWitness = async (wasm, secret, nullifier, commitments, key) => {
const poseidon = circomlib.poseidon.createHash(6, 8, 57);
const commitment = poseidon([coinCode, amount, secret, nullifier]).toString();
// rebuild the tree
let tree = await smt.newMemEmptyTrie();
await tree.insert(1, 0);
await tree.insert(0, 0);
for (let i=0; i<commitments.length; i++) {
await tree.insert(commitments[i], 0);
await tree.insert(i+1, commitments[i]);
}
// old root
const rootOld = tree.root;
const resOld = await tree.find(commitment);
let oldKey = "0";
let oldValue = "0";
if (!resOld.found) {
oldKey = resOld.notFoundKey.toString();
oldValue = resOld.notFoundValue.toString();
}
console.log("oldKey", oldKey);
console.log("oldValue", oldValue);
// if (resOld.found) {
// console.error("leaf expect to not exist but exists");
// }
@@ -52,13 +55,13 @@ exports.calcDepositWitness = async (wasm, secret, nullifier, commitments) => {
siblingsOld.push("0");
};
await tree.insert(commitment, 0);
await tree.insert(key, commitment);
// new root
const rootNew = tree.root;
const resNew = await tree.find(commitment);
const resNew = await tree.find(key);
if (!resNew.found) {
console.error("leaf expect to exist but not exists");
console.error("leaf with the new commitment expect to exist but not exists");
}
let siblingsNew = resNew.siblings;
while (siblingsNew.length < nLevels) {
@@ -72,11 +75,13 @@ exports.calcDepositWitness = async (wasm, secret, nullifier, commitments) => {
"secret": secret,
"nullifier": nullifier,
"oldKey": oldKey,
"oldValue": oldValue,
"siblingsOld": siblingsOld,
"siblingsNew": siblingsNew,
"rootOld": rootOld,
"rootNew": rootNew,
"commitment": commitment
"commitment": commitment,
"key": key
});
console.log("input", input);
// const options = {};
@@ -109,23 +114,23 @@ exports.calcDepositWitness = async (wasm, secret, nullifier, commitments) => {
};
}
exports.calcWithdrawWitness = async (wasm, secret, nullifier, commitments, addr) => {
exports.calcWithdrawWitness = async (wasm, secret, nullifier, commitments, addr, key) => {
const poseidon = circomlib.poseidon.createHash(6, 8, 57);
const commitment = poseidon([coinCode, amount, secret, nullifier]).toString();
// rebuild the tree
let tree = await smt.newMemEmptyTrie();
await tree.insert(1, 0);
await tree.insert(0, 0);
for (let i=0; i<commitments.length; i++) {
await tree.insert(commitments[i], 0);
await tree.insert(i+1, commitments[i]);
}
// await tree.insert(commitment, 0);
// root
const root = tree.root;
const res = await tree.find(commitment);
const res = await tree.find(key);
if (!res.found) {
console.error("leaf expect to exist but not exists");
console.error("leaf expect to exist but not exists, key:", key);
}
let siblings = res.siblings;
while (siblings.length < nLevels) {
@@ -140,7 +145,8 @@ exports.calcWithdrawWitness = async (wasm, secret, nullifier, commitments, addr)
"nullifier": nullifier,
"siblings": siblings,
"root": root,
"address": addr
"address": addr,
"key": key
});
console.log("input", input);
// const options = {};
@@ -156,7 +162,8 @@ exports.calcWithdrawWitness = async (wasm, secret, nullifier, commitments, addr)
for (let j=0; j<8; j++) {
const bi = witness[i];
const v = bigInt(bi).shiftRight(j*32).and(0xFFFFFFFF).toJSNumber();
wBuff.writeUInt32LE(v, i*32 + j*4, 4)
// wBuff.writeUInt32LE(v, i*32 + j*4, 4)
wBuff.writeUInt32LE(v, i*32 + j*4)
}
}
@@ -170,6 +177,3 @@ exports.calcWithdrawWitness = async (wasm, secret, nullifier, commitments, addr)
}
};
}