Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Class/protocols/numbers #294

Merged
merged 6 commits into from
Jun 6, 2024
Merged

Class/protocols/numbers #294

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
6 commits
Select commit Hold shift + click to select a range
7d721c3
aritmetic done
Snafkin547 May 31, 2024
8c111db
comparison done
Snafkin547 May 31, 2024
c2d2248
protocols done
Snafkin547 May 31, 2024
976ead1
Merge branch 'master' into class/protocols/numbers
Snafkin547 Jun 6, 2024
d675d1a
boolean added
Snafkin547 Jun 6, 2024
7d81aad
merge conflict resolved
Snafkin547 Jun 6, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion lib/client/preprocessing/api.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,7 @@ class PreprocessingAPI {
id: null,
params: params,
protocols: protocols,
deferred: new this.jiffClient.helpers.Deferred()
deferred: this.jiffClient.helpers.createDeferred()
};

this.preprocessingTasks[this.preprocessingTasks.length - 1].add(task);
Expand Down
6 changes: 3 additions & 3 deletions lib/client/preprocessing/daemon.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -11,8 +11,8 @@ class PreprocessDaemon {
if (task.count > 1) {
const remainingTasks = Object.assign({}, task);

const deferred1 = new this.jiffClient.helpers.Deferred();
const deferred2 = new this.jiffClient.helpers.Deferred();
const deferred1 = this.jiffClient.helpers.createDeferred();
const deferred2 = this.jiffClient.helpers.createDeferred();
Promise.all([deferred1.promise, deferred2.promise]).then(task.deferred.resolve);
task.deferred = deferred1;
remainingTasks.deferred = deferred2;
Expand Down Expand Up @@ -169,7 +169,7 @@ class PreprocessDaemon {
id: null,
params: extra_params,
protocols: task.protocols,
deferred: new this.jiffClient.helpers.Deferred()
deferred: this.jiffClient.helpers.createDeferred()
};

deferredChain.push(nextTask.deferred.promise);
Expand Down
54 changes: 28 additions & 26 deletions lib/client/protocols/numbers/arithmetic.js
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// Arithmetic operations on shares
module.exports = function (SecretShare) {
class Arithmetic {
/**
* Addition with a constant.
* @method cadd
Expand All @@ -8,7 +8,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.cadd = function (cst) {
cadd(cst) {
if (!this.isConstant(cst)) {
throw new Error('parameter should be a number (+)');
}
Expand All @@ -19,7 +19,7 @@ module.exports = function (SecretShare) {
};

return new this.jiff.SecretShare(this.wThen(ready), this.holders, this.threshold, this.Zp);
};
}

/**
* Subtraction with a constant.
Expand All @@ -29,7 +29,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.csub = function (cst) {
csub(cst) {
if (!this.isConstant(cst)) {
throw new Error('parameter should be a number (-)');
}
Expand All @@ -40,7 +40,7 @@ module.exports = function (SecretShare) {
};

return new this.jiff.SecretShare(this.wThen(ready), this.holders, this.threshold, this.Zp);
};
}

/**
* Multiplication by a constant.
Expand All @@ -50,7 +50,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.cmult = function (cst) {
cmult(cst) {
if (!this.isConstant(cst)) {
throw new Error('parameter should be a number (*)');
}
Expand All @@ -61,7 +61,7 @@ module.exports = function (SecretShare) {
};

return new this.jiff.SecretShare(this.wThen(ready), this.holders, this.threshold, this.Zp);
};
}

/**
* Division by a constant factor of the number represented by the share.
Expand All @@ -71,7 +71,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.cdivfac = function (cst) {
cdivfac(cst) {
if (!this.isConstant(cst)) {
throw new Error('Parameter should be a number (cdivfac)');
}
Expand All @@ -84,7 +84,7 @@ module.exports = function (SecretShare) {
};

return new this.jiff.SecretShare(this.wThen(ready), this.holders, this.threshold, this.Zp);
};
}

/**
* Addition of two secret shares.
Expand All @@ -103,7 +103,7 @@ module.exports = function (SecretShare) {
* }
*
*/
SecretShare.prototype.sadd = function (o) {
sadd(o) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (+)');
}
Expand All @@ -122,7 +122,7 @@ module.exports = function (SecretShare) {

// promise to execute ready_add when both are ready
return new this.jiff.SecretShare(this.when_both_ready(o, ready), this.holders, Math.max(this.threshold, o.threshold), this.Zp);
};
}

/**
* Subtraction of two secret shares.
Expand All @@ -132,7 +132,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.ssub = function (o) {
ssub(o) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (-)');
}
Expand All @@ -151,7 +151,7 @@ module.exports = function (SecretShare) {

// promise to execute ready_add when both are ready
return new this.jiff.SecretShare(this.when_both_ready(o, ready), this.holders, Math.max(this.threshold, o.threshold), this.Zp);
};
}

/**
* Multiplication of two secret shares through Beaver Triplets.
Expand All @@ -166,7 +166,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.smult = function (o, op_id) {
smult(o, op_id) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (*)');
}
Expand Down Expand Up @@ -231,7 +231,7 @@ module.exports = function (SecretShare) {
}

return result;
};
}

/**
* Multiplication of two secret shares through BGW protocol.
Expand All @@ -246,7 +246,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.smult_bgw = function (o, op_id) {
smult_bgw(o, op_id) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (bgw*)');
}
Expand Down Expand Up @@ -281,7 +281,7 @@ module.exports = function (SecretShare) {
// reshare to reduce threshold and return when ready
const result = new this.jiff.SecretShare(this.when_both_ready(o, ready), this.holders, new_threshold, this.Zp);
return this.jiff.reshare(result, Math.max(this.threshold, o.threshold), result.holders, result.holders, result.Zp, op_id + ':threshold');
};
}

/**
* Integer divison with two shares (this / o)
Expand All @@ -295,7 +295,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.sdiv = function (o, l, op_id) {
sdiv(o, l, op_id) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (!=)');
}
Expand Down Expand Up @@ -323,7 +323,7 @@ module.exports = function (SecretShare) {

// Convert to number and return
return this.jiff.protocols.bits.bit_composition(quotient_bits);
};
}

/**
* Integer divison with a share and a constant (this / cst).
Expand All @@ -336,7 +336,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.cdiv = function (cst, op_id) {
cdiv(cst, op_id) {
if (!this.isConstant(cst)) {
throw new Error('parameter should be a number (/)');
}
Expand Down Expand Up @@ -408,7 +408,7 @@ module.exports = function (SecretShare) {
// special case, if result is zero, sometimes we will get to -1 due to how correction happens above (.csub(1) and then compare)
const zeroIt = this.iclt(cst, op_id + ':zero_check').inot();
return result.ismult(zeroIt, op_id + ':zero_it');
};
}

/**
* Remainder with two shares (this % o)
Expand All @@ -422,7 +422,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.smod = function (o, l, op_id) {
smod(o, l, op_id) {
if (!(o.jiff === this.jiff)) {
throw new Error('shares do not belong to the same instance (!=)');
}
Expand Down Expand Up @@ -450,7 +450,7 @@ module.exports = function (SecretShare) {

// Convert to number and return
return this.jiff.protocols.bits.bit_composition(remainder_bits);
};
}

/**
* Fast (modular) exponentiation with constant exponent via repeated squaring.
Expand All @@ -463,7 +463,7 @@ module.exports = function (SecretShare) {
* @memberof module:jiff-client~JIFFClient#SecretShare
* @instance
*/
SecretShare.prototype.cpow = function (cst, op_id) {
cpow(cst, op_id) {
if (!this.isConstant(cst)) {
throw new Error('parameter should be a number (*)');
}
Expand Down Expand Up @@ -505,5 +505,7 @@ module.exports = function (SecretShare) {
}

return evens.ismult(odds, op_id + ':smult0:' + i);
};
};
}
}

module.exports = Arithmetic;
Loading
Loading