Network reset for circuit changes

ironfish-mpc/src/bin/new.rs

@@ -3,6 +3,8 @@ extern crate pairing;
 use std::fs::File;
 use std::io::BufWriter;
 
+use ironfish_zkp::constants::ASSET_ID_LENGTH;
+
 fn main() {
     let params = File::create("params").unwrap();
     let mut params = BufWriter::with_capacity(1024 * 1024, params);
@@ -16,7 +18,6 @@ fn main() {
         ar: None,
         auth_path: vec![None; ironfish_zkp::constants::TREE_DEPTH],
         anchor: None,
-        asset_generator: None,
         sender_address: None,
     })
     .unwrap()
@@ -29,7 +30,7 @@ fn main() {
         payment_address: None,
         commitment_randomness: None,
         esk: None,
-        asset_generator: None,
+        asset_id: [0; ASSET_ID_LENGTH],
         ar: None,
         proof_generation_key: None,
     })
@@ -39,8 +40,6 @@ fn main() {
 
     // Sapling mint circuit
     ironfish_phase2::MPCParameters::new(ironfish_zkp::proofs::MintAsset {
-        name: [0u8; 32],
-        metadata: [0u8; 77],
         proof_generation_key: None,
         public_key_randomness: None,
     })

ironfish-mpc/src/bin/verify.rs

@@ -1,6 +1,7 @@
 extern crate pairing;
 
 use blake2::{Blake2b512, Digest};
+use ironfish_zkp::constants::ASSET_ID_LENGTH;
 use std::fs::File;
 use std::io::BufReader;
 
@@ -26,7 +27,6 @@ fn main() {
             ar: None,
             auth_path: vec![None; ironfish_zkp::constants::TREE_DEPTH],
             anchor: None,
-            asset_generator: None,
             sender_address: None,
         })
         .expect("parameters are invalid");
@@ -37,16 +37,14 @@ fn main() {
             payment_address: None,
             commitment_randomness: None,
             esk: None,
-            asset_generator: None,
+            asset_id: [0; ASSET_ID_LENGTH],
             ar: None,
             proof_generation_key: None,
         })
         .expect("parameters are invalid");
 
     let sapling_mint_contributions = sapling_mint
         .verify(ironfish_zkp::proofs::MintAsset {
-            name: [0u8; 32],
-            metadata: [0u8; 77],
             proof_generation_key: None,
             public_key_randomness: None,
         })

ironfish-rust-nodejs/index.d.ts

@@ -36,7 +36,6 @@ export const ENCRYPTED_NOTE_LENGTH: number
 export const PUBLIC_ADDRESS_LENGTH: number
 export const RANDOMNESS_LENGTH: number
 export const MEMO_LENGTH: number
-export const GENERATOR_LENGTH: number
 export const AMOUNT_VALUE_LENGTH: number
 export const DECRYPTED_NOTE_LENGTH: number
 export interface NativeSpendDescription {
@@ -91,6 +90,7 @@ export class Asset {
   constructor(ownerPrivateKey: string, name: string, metadata: string)
   metadata(): Buffer
   name(): Buffer
+  nonce(): number
   owner(): Buffer
   static nativeId(): Buffer
   id(): Buffer

ironfish-rust-nodejs/index.js

@@ -246,7 +246,7 @@ if (!nativeBinding) {
   throw new Error(`Failed to load native binding`)
 }
 
-const { contribute, verifyTransform, KEY_LENGTH, NONCE_LENGTH, BoxKeyPair, randomBytes, boxMessage, unboxMessage, RollingFilter, initSignalHandler, triggerSegfault, ASSET_ID_LENGTH, ASSET_METADATA_LENGTH, ASSET_NAME_LENGTH, ASSET_OWNER_LENGTH, ASSET_LENGTH, Asset, NOTE_ENCRYPTION_KEY_LENGTH, MAC_LENGTH, ENCRYPTED_NOTE_PLAINTEXT_LENGTH, ENCRYPTED_NOTE_LENGTH, NoteEncrypted, PUBLIC_ADDRESS_LENGTH, RANDOMNESS_LENGTH, MEMO_LENGTH, GENERATOR_LENGTH, AMOUNT_VALUE_LENGTH, DECRYPTED_NOTE_LENGTH, Note, TransactionPosted, PROOF_LENGTH, TRANSACTION_SIGNATURE_LENGTH, TRANSACTION_PUBLIC_KEY_RANDOMNESS_LENGTH, TRANSACTION_EXPIRATION_LENGTH, TRANSACTION_FEE_LENGTH, TRANSACTION_VERSION, Transaction, verifyTransactions, LanguageCode, generateKey, spendingKeyToWords, wordsToSpendingKey, generateKeyFromPrivateKey, initializeSapling, FoundBlockResult, ThreadPoolHandler, isValidPublicAddress } = nativeBinding
+const { contribute, verifyTransform, KEY_LENGTH, NONCE_LENGTH, BoxKeyPair, randomBytes, boxMessage, unboxMessage, RollingFilter, initSignalHandler, triggerSegfault, ASSET_ID_LENGTH, ASSET_METADATA_LENGTH, ASSET_NAME_LENGTH, ASSET_OWNER_LENGTH, ASSET_LENGTH, Asset, NOTE_ENCRYPTION_KEY_LENGTH, MAC_LENGTH, ENCRYPTED_NOTE_PLAINTEXT_LENGTH, ENCRYPTED_NOTE_LENGTH, NoteEncrypted, PUBLIC_ADDRESS_LENGTH, RANDOMNESS_LENGTH, MEMO_LENGTH, AMOUNT_VALUE_LENGTH, DECRYPTED_NOTE_LENGTH, Note, TransactionPosted, PROOF_LENGTH, TRANSACTION_SIGNATURE_LENGTH, TRANSACTION_PUBLIC_KEY_RANDOMNESS_LENGTH, TRANSACTION_EXPIRATION_LENGTH, TRANSACTION_FEE_LENGTH, TRANSACTION_VERSION, Transaction, verifyTransactions, LanguageCode, generateKey, spendingKeyToWords, wordsToSpendingKey, generateKeyFromPrivateKey, initializeSapling, FoundBlockResult, ThreadPoolHandler, isValidPublicAddress } = nativeBinding
 
 module.exports.contribute = contribute
 module.exports.verifyTransform = verifyTransform
@@ -273,7 +273,6 @@ module.exports.NoteEncrypted = NoteEncrypted
 module.exports.PUBLIC_ADDRESS_LENGTH = PUBLIC_ADDRESS_LENGTH
 module.exports.RANDOMNESS_LENGTH = RANDOMNESS_LENGTH
 module.exports.MEMO_LENGTH = MEMO_LENGTH
-module.exports.GENERATOR_LENGTH = GENERATOR_LENGTH
 module.exports.AMOUNT_VALUE_LENGTH = AMOUNT_VALUE_LENGTH
 module.exports.DECRYPTED_NOTE_LENGTH = DECRYPTED_NOTE_LENGTH
 module.exports.Note = Note

ironfish-rust-nodejs/src/structs/asset.rs

@@ -3,9 +3,11 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 use ironfish_rust::{
-    assets::asset::{
-        Asset, ASSET_LENGTH as SERIALIZED_ASSET_LENGTH, ID_LENGTH, METADATA_LENGTH, NAME_LENGTH,
-        NATIVE_ASSET,
+    assets::{
+        asset::{
+            Asset, ASSET_LENGTH as SERIALIZED_ASSET_LENGTH, ID_LENGTH, METADATA_LENGTH, NAME_LENGTH,
+        },
+        asset_identifier::NATIVE_ASSET,
     },
     keys::PUBLIC_ADDRESS_SIZE,
     SaplingKey,
@@ -60,19 +62,24 @@ impl NativeAsset {
         Buffer::from(self.asset.name())
     }
 
+    #[napi]
+    pub fn nonce(&self) -> u8 {
+        self.asset.nonce()
+    }
+
     #[napi]
     pub fn owner(&self) -> Buffer {
         Buffer::from(&self.asset.owner()[..])
     }
 
     #[napi]
     pub fn native_id() -> Buffer {
-        Buffer::from(&NATIVE_ASSET[..])
+        Buffer::from(&NATIVE_ASSET.as_bytes()[..])
     }
 
     #[napi]
     pub fn id(&self) -> Buffer {
-        Buffer::from(&self.asset.id()[..])
+        Buffer::from(&self.asset.id().as_bytes()[..])
     }
 
     #[napi]

ironfish-rust-nodejs/src/structs/note.rs

@@ -3,8 +3,8 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 use ironfish_rust::{
-    assets::asset::{asset_generator_from_id, ID_LENGTH as ASSET_ID_LENGTH},
-    note::{AMOUNT_VALUE_SIZE, GENERATOR_SIZE, MEMO_SIZE, SCALAR_SIZE},
+    assets::asset::ID_LENGTH as ASSET_ID_LENGTH,
+    note::{AMOUNT_VALUE_SIZE, MEMO_SIZE, SCALAR_SIZE},
     ViewKey,
 };
 use napi::{bindgen_prelude::*, JsBuffer};
@@ -25,23 +25,20 @@ pub const RANDOMNESS_LENGTH: u32 = SCALAR_SIZE as u32;
 #[napi]
 pub const MEMO_LENGTH: u32 = MEMO_SIZE as u32;
 
-#[napi]
-pub const GENERATOR_LENGTH: u32 = GENERATOR_SIZE as u32;
-
 #[napi]
 pub const AMOUNT_VALUE_LENGTH: u32 = AMOUNT_VALUE_SIZE as u32;
 
 #[napi]
 pub const DECRYPTED_NOTE_LENGTH: u32 = RANDOMNESS_LENGTH
     + MEMO_LENGTH
-    + GENERATOR_LENGTH
+    + ASSET_ID_LENGTH as u32
     + PUBLIC_ADDRESS_LENGTH
     + AMOUNT_VALUE_LENGTH
     + PUBLIC_ADDRESS_LENGTH;
 //  32 randomness
 //+ 32 memo
 //+ 32 public address
-//+ 32 asset generator
+//+ 32 asset id
 //+ 8  value
 //+ 32 sender address
 //= 168 bytes
@@ -70,16 +67,10 @@ impl NativeNote {
         let asset_id_vec = buffer.as_ref();
         let mut asset_id_bytes = [0; ASSET_ID_LENGTH];
         asset_id_bytes.clone_from_slice(&asset_id_vec[0..ASSET_ID_LENGTH]);
-        let asset_generator = asset_generator_from_id(&asset_id_bytes);
+        let asset_id = asset_id_bytes.try_into().map_err(to_napi_err)?;
 
         Ok(NativeNote {
-            note: Note::new(
-                owner_address,
-                value_u64,
-                memo,
-                asset_generator,
-                sender_address,
-            ),
+            note: Note::new(owner_address, value_u64, memo, asset_id, sender_address),
         })
     }
 
@@ -125,7 +116,7 @@ impl NativeNote {
     /// Asset identifier associated with this note
     #[napi]
     pub fn asset_id(&self) -> Buffer {
-        Buffer::from(&self.note.asset_id()[..])
+        Buffer::from(&self.note.asset_id().as_bytes()[..])
     }
 
     /// Sender of the note

ironfish-rust-nodejs/src/structs/transaction.rs

@@ -5,7 +5,7 @@
 use std::cell::RefCell;
 use std::convert::TryInto;
 
-use ironfish_rust::assets::asset::AssetIdentifier;
+use ironfish_rust::assets::asset_identifier::AssetIdentifier;
 use ironfish_rust::transaction::{
     batch_verify_transactions, TRANSACTION_EXPIRATION_SIZE, TRANSACTION_FEE_SIZE,
     TRANSACTION_PUBLIC_KEY_SIZE, TRANSACTION_SIGNATURE_SIZE,
@@ -222,7 +222,8 @@ impl NativeTransaction {
     #[napi]
     pub fn burn(&mut self, asset_id_js_bytes: JsBuffer, value: BigInt) -> Result<()> {
         let asset_id_bytes = asset_id_js_bytes.into_value()?;
-        let asset_id: AssetIdentifier = asset_id_bytes.as_ref().try_into().map_err(to_napi_err)?;
+        let asset_id = AssetIdentifier::new(asset_id_bytes.as_ref().try_into().unwrap())
+            .map_err(to_napi_err)?;
         let value_u64 = value.get_u64().1;
         self.transaction
             .add_burn(asset_id, value_u64)