New Release

README-npm.md

@@ -11,13 +11,13 @@ Use `yarn install` to avoid issues.
 
 # Available commands
 
-| Operation    | Response                                 | Command                       |
-|--------------|------------------------------------------|-------------------------------|
-| getVersion   | app version                              | ---------------               |
-| appInfo      | name, version, flags, etc                | ---------------               |
-| deviceInfo   | fw and mcu version, id, etc              | Only available in dashboard   |
-| sign         | signed message                           | path + message                |
-| retrieveKeys | address or view key or proof gen key     | path + key type + verify flag |
+| Operation    | Response                             | Command                       |
+| ------------ | ------------------------------------ | ----------------------------- |
+| getVersion   | app version                          | ---------------               |
+| appInfo      | name, version, flags, etc            | ---------------               |
+| deviceInfo   | fw and mcu version, id, etc          | Only available in dashboard   |
+| sign         | signed message                       | path + message                |
+| retrieveKeys | address or view key or proof gen key | path + key type + verify flag |
 
 # Who we are?
 

README.md

@@ -11,13 +11,13 @@ Use `yarn install` to avoid issues.
 
 # Available commands
 
-| Operation    | Response                                 | Command                       |
-|--------------|------------------------------------------|-------------------------------|
-| getVersion   | app version                              | ---------------               |
-| appInfo      | name, version, flags, etc                | ---------------               |
-| deviceInfo   | fw and mcu version, id, etc              | Only available in dashboard   |
-| sign         | signed message                           | path + message                |
-| retrieveKeys | address or view key or proof gen key     | path + key type + verify flag |
+| Operation    | Response                             | Command                       |
+| ------------ | ------------------------------------ | ----------------------------- |
+| getVersion   | app version                          | ---------------               |
+| appInfo      | name, version, flags, etc            | ---------------               |
+| deviceInfo   | fw and mcu version, id, etc          | Only available in dashboard   |
+| sign         | signed message                       | path + message                |
+| retrieveKeys | address or view key or proof gen key | path + key type + verify flag |
 
 # Who we are?
 

package.json

@@ -28,7 +28,7 @@
     "url": "https://github.com/zondax/ledger-ironfish-js/issues"
   },
   "dependencies": {
-    "@zondax/ledger-js": "^0.2.1"
+    "@zondax/ledger-js": "^1.0.1"
   },
   "devDependencies": {
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",

src/consts.ts

@@ -10,5 +10,8 @@ export const KEY_TYPES = {
   PROOF_GEN_KEY: 0x02,
 }
 
+export const VERSION = 1
 export const KEY_LENGTH = 32
 export const REDJUBJUB_SIGNATURE_LEN = 64
+export const ED25519_SIGNATURE_LEN = 64
+export const IDENTITY_LEN = VERSION + KEY_LENGTH + KEY_LENGTH + ED25519_SIGNATURE_LEN

src/deserialize.ts

@@ -0,0 +1,37 @@
+export const deserializeDkgRound1 = (data?: Buffer) => {
+  if (!data) throw new Error('unexpected empty data')
+
+  let pos = 0
+  const secretPackageLen = data.readUint16BE(pos)
+  pos += 2
+  const secretPackage = data.subarray(pos, pos + secretPackageLen)
+  pos += secretPackageLen
+  const publicPackageLen = data.readUint16BE(pos)
+  pos += 2
+  const publicPackage = data.subarray(pos, pos + publicPackageLen)
+  pos += publicPackageLen
+
+  return {
+    secretPackage,
+    publicPackage,
+  }
+}
+
+export const deserializeDkgRound2 = (data?: Buffer) => {
+  if (!data) throw new Error('unexpected empty data')
+
+  let pos = 0
+  const secretPackageLen = data.readUint16BE(pos)
+  pos += 2
+  const secretPackage = data.subarray(pos, pos + secretPackageLen)
+  pos += secretPackageLen
+  const publicPackageLen = data.readUint16BE(pos)
+  pos += 2
+  const publicPackage = data.subarray(pos, pos + publicPackageLen)
+  pos += publicPackageLen
+
+  return {
+    secretPackage,
+    publicPackage,
+  }
+}

src/helper.ts

@@ -1,61 +1,43 @@
-import { errorCodeToString } from '@zondax/ledger-js'
+import { ResponsePayload } from '@zondax/ledger-js/dist/payload'
 
-import { KEY_LENGTH } from './consts'
-import { IronfishKeys, KeyResponse } from './types'
-
-export function processGetKeysResponse(response: Buffer, keyType: IronfishKeys): KeyResponse {
-  const errorCodeData = response.subarray(-2)
-  const returnCode = errorCodeData[0] * 256 + errorCodeData[1]
-
-  let requestedKey: KeyResponse = {
-    returnCode: returnCode,
-    errorMessage: errorCodeToString(returnCode),
-  }
+import { ED25519_SIGNATURE_LEN, IDENTITY_LEN, KEY_LENGTH, REDJUBJUB_SIGNATURE_LEN, VERSION } from './consts'
+import { IronfishKeys, KeyResponse, ResponseIdentity } from './types'
 
+export function processGetKeysResponse(response: ResponsePayload, keyType: IronfishKeys): KeyResponse {
   switch (keyType) {
     case IronfishKeys.PublicAddress: {
-      const publicAddress = Buffer.from(response.subarray(0, KEY_LENGTH))
-      requestedKey = {
-        ...requestedKey,
+      const publicAddress = response.readBytes(KEY_LENGTH)
+      return {
         publicAddress,
       }
-      break
     }
 
     case IronfishKeys.ViewKey: {
-      const viewKey = Buffer.from(response.subarray(0, 2 * KEY_LENGTH))
-      response = response.subarray(2 * KEY_LENGTH)
-
-      const ivk = Buffer.from(response.subarray(0, KEY_LENGTH))
-      response = response.subarray(KEY_LENGTH)
+      const viewKey = response.readBytes(2 * KEY_LENGTH)
+      const ivk = response.readBytes(KEY_LENGTH)
+      const ovk = response.readBytes(KEY_LENGTH)
 
-      const ovk = Buffer.from(response.subarray(0, KEY_LENGTH))
-      response = response.subarray(KEY_LENGTH)
-
-      requestedKey = {
-        ...requestedKey,
+      return {
         viewKey,
         ivk,
         ovk,
       }
-      break
     }
 
     case IronfishKeys.ProofGenerationKey: {
-      const ak = Buffer.from(response.subarray(0, KEY_LENGTH))
-      response = response.subarray(KEY_LENGTH)
-
-      const nsk = Buffer.from(response.subarray(0, KEY_LENGTH))
-      response = response.subarray(KEY_LENGTH)
+      const ak = response.readBytes(KEY_LENGTH)
+      const nsk = response.readBytes(KEY_LENGTH)
 
-      requestedKey = {
-        ...requestedKey,
+      return {
         ak,
         nsk,
       }
-      break
     }
   }
+}
+
+export function processGetIdentityResponse(response: ResponsePayload): ResponseIdentity {
+  const identity = response.readBytes(IDENTITY_LEN)
 
-  return requestedKey
+  return { identity }
 }