Top 10 Examples of "minimalistic-crypto-utils in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'minimalistic-crypto-utils' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
var ec = new EC('secp256k1');
var key = ec.keyFromPrivate(decodePrivKey(privKeyHex), 'hex');
// XXX: side effect on msg
convertMsg(msg);
const stdMsg: StdMsg = {
type: msgType,
value: encodeMsg(msg)
};
// signmsg
var msgs = new Array(stdMsg);
const signMsgHash = encodeSignMsg(msgs, this._chainId, seq, 100000);
// sign to get signature
const sig = key.sign(signMsgHash, { canonical: true });
const sigDERHex = utils.encode(sig.r.toArray('be', 32).concat(sig.s.toArray('be', 32)), 'hex');
// build tx
const tx = encodeTx(
msgs,
new Array(key.getPublic(true, 'hex')),
new Array(sigDERHex),
100000
);
// return broadcast
return this._rpc.broadcastTxCommit(tx).then(result => {
if (result.check_tx.code !== undefined) {
throw new BroadcastError(
BroadCastErrorEnum.CheckTx,
result.check_tx.log,
result.check_tx.code
);
} else if (result.deliver_tx.code !== undefined) {HmacDRBG.prototype.reseed = function reseed(entropy, entropyEnc, add, addEnc) {
// Optional entropy enc
if (typeof entropyEnc !== 'string') {
addEnc = add;
add = entropyEnc;
entropyEnc = null;
}
entropy = utils.toArray(entropy, entropyEnc);
add = utils.toArray(add, addEnc);
assert(entropy.length >= (this.minEntropy / 8),
'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits');
this._update(entropy.concat(add || []));
this._reseed = 1;
};HmacDRBG.prototype.generate = function generate(len, enc, add, addEnc) {
if (this._reseed > this.reseedInterval)
throw new Error('Reseed is required');
// Optional encoding
if (typeof enc !== 'string') {
addEnc = add;
add = enc;
enc = null;
}
// Optional additional data
if (add) {
add = utils.toArray(add, addEnc || 'hex');
this._update(add);
}
var temp = [];
while (temp.length < len) {
this.V = this._hmac().update(this.V).digest();
temp = temp.concat(this.V);
}
var res = temp.slice(0, len);
this._update(add);
this._reseed++;
return utils.encode(res, enc);
};HmacDRBG.prototype.generate = function generate(len, enc, add, addEnc) {
if (this._reseed > this.reseedInterval)
throw new Error('Reseed is required');
// Optional encoding
if (typeof enc !== 'string') {
addEnc = add;
add = enc;
enc = null;
}
// Optional additional data
if (add) {
add = utils.toArray(add, addEnc || 'hex');
this._update(add);
}
var temp = [];
while (temp.length < len) {
this.V = this._hmac().update(this.V).digest();
temp = temp.concat(this.V);
}
var res = temp.slice(0, len);
this._update(add);
this._reseed++;
return utils.encode(res, enc);
};HmacDRBG.prototype.reseed = function reseed(entropy, entropyEnc, add, addEnc) {
// Optional entropy enc
if (typeof entropyEnc !== 'string') {
addEnc = add;
add = entropyEnc;
entropyEnc = null;
}
entropy = utils.toArray(entropy, entropyEnc);
add = utils.toArray(add, addEnc);
assert(entropy.length >= (this.minEntropy / 8),
'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits');
this._update(entropy.concat(add || []));
this._reseed = 1;
};HmacDRBG.prototype.reseed = function reseed(entropy, entropyEnc, add, addEnc) {
// Optional entropy enc
if (typeof entropyEnc !== 'string') {
addEnc = add;
add = entropyEnc;
entropyEnc = null;
}
entropy = utils.toArray(entropy, entropyEnc);
add = utils.toArray(add, addEnc);
assert(entropy.length >= (this.minEntropy / 8),
'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits');
this._update(entropy.concat(add || []));
this._reseed = 1;
};HmacDRBG.prototype.reseed = function reseed(entropy, entropyEnc, add, addEnc) {
// Optional entropy enc
if (typeof entropyEnc !== 'string') {
addEnc = add;
add = entropyEnc;
entropyEnc = null;
}
entropy = utils.toArray(entropy, entropyEnc);
add = utils.toArray(add, addEnc);
assert(entropy.length >= (this.minEntropy / 8),
'Not enough entropy. Minimum is: ' + this.minEntropy + ' bits');
this._update(entropy.concat(add || []));
this._reseed = 1;
};check_tx: null,
deliver_tx: null,
height: txSeq.tx.height,
hash: txSeq.tx.hash
};
return [response, txSeq.tx.hash];
}
seqs.push(txSeq.sequence);
}
}
}
var tx = f(seqs);
const hashResult = shajs('sha256')
.update(ByteBuffer.atob(tx))
.digest() as string;
const txHash = utils.encode(hashResult, 'hex').toUpperCase();
var res: ResultBroadcastTx;
try {
res = await this._broadcast.broadcastRawMsgBytesSync(tx);
} catch (err) {
if (err.data && err.data.indexOf('Tx already exists in cache') >= 0) {
// do nothing
} else if (err.code && err.message) {
if (err.code === 155) {
var seqstr = err.message.substring(err.message.indexOf('seq:') + 4);
var correctSeq = Number(seqstr.substring(0, seqstr.indexOf('"')));
if (correctSeq === seqs[0]) {
throw new BroadcastError(BroadCastErrorEnum.CheckTx, err.message, err.code);
} else {
return [null, txHash];
}
}var ec = new EC('secp256k1');
var key = ec.keyFromPrivate(decodePrivKey(privKey), 'hex');
pubkeys.push(key.getPublic(true, 'hex'));
// XXX: side effect on msg
convertMsg(msg);
const stdMsg: StdMsg = {
type: msgType,
value: encodeMsg(msg)
};
msgs.push(stdMsg);
const signMsgHash = encodeSignMsg(msgs, this._chainId, seq[_i], this._maxFeeInCoin);
// sign to get signature
const sig = key.sign(signMsgHash, { canonical: true });
const sigDERHex = utils.encode(
sig.r.toArray('be', 32).concat(sig.s.toArray('be', 32)),
'hex'
);
sigs.push(sigDERHex);
}
// build tx
const tx = encodeTx(msgs, pubkeys, sigs, this._maxFeeInCoin);
return tx;
}
}// Optional additional data
if (add) {
add = utils.toArray(add, addEnc || 'hex');
this._update(add);
}
var temp = [];
while (temp.length < len) {
this.V = this._hmac().update(this.V).digest();
temp = temp.concat(this.V);
}
var res = temp.slice(0, len);
this._update(add);
this._reseed++;
return utils.encode(res, enc);
};