struct PartyId
A party in the MPC protocol
Source: lib.joule:15
fn new(id: u32) -> Self
Source: lib.joule:20
fn id(&self) -> u32
Source: lib.joule:24
struct Share
A share of a secret value
Source: lib.joule:34
fn value(&self) -> &FieldElement
Source: lib.joule:41
fn party(&self) -> &PartyId
Source: lib.joule:45
fn index(&self) -> usize
Source: lib.joule:49
struct FieldElement
Field element for MPC computations
Source: lib.joule:55
const MODULUS: u128
Prime modulus (Mersenne prime 2^127 - 1)
Source: lib.joule:61
fn from_u64(value: u64) -> Self
Source: lib.joule:63
fn from_u128(value: u128) -> Self
Source: lib.joule:67
fn value(&self) -> u128
Source: lib.joule:71
fn add(&self, other: &FieldElement) -> FieldElement
Source: lib.joule:75
fn sub(&self, other: &FieldElement) -> FieldElement
Source: lib.joule:80
fn mul(&self, other: &FieldElement) -> FieldElement
Source: lib.joule:89
fn inverse(&self) -> Option<FieldElement>
Source: lib.joule:93
fn random() -> FieldElement
Source: lib.joule:97
struct ShamirScheme
Shamir (t, n) threshold secret sharing Any t parties can reconstruct, t-1 learn nothing
Source: lib.joule:108
fn new(threshold: usize, num_parties: usize) -> Result<Self, MpcError>
Create a new Shamir scheme - `threshold`: minimum shares needed to reconstruct - `num_parties`: total number of shares to create
Source: lib.joule:119
fn threshold(&self) -> usize
Get the threshold
Source: lib.joule:129
fn num_parties(&self) -> usize
Get the number of parties
Source: lib.joule:134
fn share(&self, secret: u64) -> Vec<Share>
Source: lib.joule:140
fn reconstruct(&self, shares: &[Share]) -> Result<u64, MpcError>
Source: lib.joule:147
fn add_shares(a: &Share, b: &Share) -> Result<Share, MpcError>
Add two shared values (locally, no communication)
Source: lib.joule:158
fn mul_scalar(share: &Share, scalar: u64) -> Share
Multiply a share by a public constant
Source: lib.joule:163
struct AdditiveScheme
Additive (n-out-of-n) secret sharing All parties must participate
Source: lib.joule:174
fn new(num_parties: usize) -> Self
Source: lib.joule:179
fn share(&self, secret: u64) -> Vec<Share>
Source: lib.joule:185
fn reconstruct(&self, shares: &[Share]) -> Result<u64, MpcError>
Source: lib.joule:191
fn add_shares(a: &Share, b: &Share) -> Result<Share, MpcError>
Add two additive shares
Source: lib.joule:202
fn sub_shares(a: &Share, b: &Share) -> Result<Share, MpcError>
Subtract two additive shares
Source: lib.joule:207
enum GateType
Gate types for circuits
Source: lib.joule:217
struct Gate
A gate in a boolean circuit
Source: lib.joule:227
fn and(a: usize, b: usize, out: usize) -> Self
Source: lib.joule:234
fn or(a: usize, b: usize, out: usize) -> Self
Source: lib.joule:238
fn xor(a: usize, b: usize, out: usize) -> Self
Source: lib.joule:242
fn not(a: usize, out: usize) -> Self
Source: lib.joule:246
struct BooleanCircuit
Boolean circuit for garbling
Source: lib.joule:252
fn new(num_inputs: usize, output_wires: Vec<usize>) -> Self
Source: lib.joule:259
fn add_gate(&mut self, gate: Gate)
Source: lib.joule:267
fn evaluate(&self, inputs: &[bool]) -> Vec<bool>
Evaluate on plaintext inputs
Source: lib.joule:272
struct GarbledCircuit
Garbled circuit (encrypted boolean circuit)
Source: lib.joule:278
struct WireLabel
Wire label (128-bit secret)
Source: lib.joule:283
struct Garbler;
Garbler: creates the garbled circuit
Source: lib.joule:288
fn garble(circuit: &BooleanCircuit) -> (GarbledCircuit, Vec<WireLabelPair>)
Source: lib.joule:293
fn encode_inputs(inputs: &[bool], labels: &[WireLabelPair]) -> Vec<WireLabel>
Get input labels for garbler's inputs
Source: lib.joule:298
struct WireLabelPair
Pair of wire labels (for 0 and 1)
Source: lib.joule:304
fn get(&self, bit: bool) -> &WireLabel
Source: lib.joule:310
struct Evaluator;
Evaluator: evaluates the garbled circuit
Source: lib.joule:316
fn evaluate(
Source: lib.joule:321
struct OTSender
1-out-of-2 Oblivious Transfer sender
Source: lib.joule:335
fn new() -> Self
Source: lib.joule:340
fn setup(&mut self, n: usize) -> Vec<[u8; 32]>
Source: lib.joule:346
fn encrypt(
Source: lib.joule:352
struct OTReceiver
1-out-of-2 Oblivious Transfer receiver
Source: lib.joule:362
fn new() -> Self
Source: lib.joule:367
fn choose(&mut self, sender_keys: &[[u8; 32]], choices: &[bool]) -> Vec<[u8; 32]>
Source: lib.joule:373
fn decrypt(
Source: lib.joule:379
struct MpcContext
MPC context for a party
Source: lib.joule:393
fn new(my_id: PartyId, num_parties: usize, threshold: usize) -> Result<Self, MpcError>
Create an MPC context
Source: lib.joule:401
fn my_id(&self) -> &PartyId
Source: lib.joule:410
fn num_parties(&self) -> usize
Source: lib.joule:414
fn threshold(&self) -> usize
Source: lib.joule:418
struct SecretValue
Secret-shared value in an MPC protocol
Source: lib.joule:424
fn from_share(share: Share, context: MpcContext) -> Self
Create from a local share
Source: lib.joule:431
fn add(&self, other: &SecretValue) -> Result<SecretValue, MpcError>
Add two secret values (local operation)
Source: lib.joule:436
fn mul_public(&self, scalar: u64) -> SecretValue
Multiply by a public constant (local operation)
Source: lib.joule:442
struct Network
Network connection for MPC protocol
Source: lib.joule:465
enum MpcError
Errors from MPC operations
Source: lib.joule:503