shumkov · Nov 4, 2026 · Nov 3, 2026 · Nov 2, 2026 · Nov 3, 2026 · Nov 3, 2026
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/packages/kotlin-sdk/BUILD_GUIDE_FOR_AI.md b/packages/kotlin-sdk/BUILD_GUIDE_FOR_AI.md
@@ -163,8 +163,8 @@ schema-hash crash at app start on devices with old data.
 
 ## Architecture Notes
 
-- One JNI library: `rs-unified-sdk-jni` links `rs-sdk-ffi`,
-  `platform-wallet-ffi`, and `key-wallet-ffi` as **rlibs** — FFI structs
+- One JNI library: `rs-unified-sdk-jni` links `rs-sdk-ffi` and
+  `platform-wallet-ffi` as **rlibs** — FFI structs
   never cross JNI by value. Errors become
   `org.dashfoundation.dashsdk.ffi.DashSDKException(code, message)`;
   every export is panic-guarded.

diff --git a/packages/kotlin-sdk/CLAUDE.md b/packages/kotlin-sdk/CLAUDE.md
@@ -10,7 +10,7 @@ file too; the architectural rules are identical.
    response to Rust state (via the persistence callback bridge).
 2. **Load data** — expose Room `Flow` queries for reactive UI updates.
 3. **Bridge** — thin JNI wrappers around functions defined in the Rust
-   libraries (`rs-sdk-ffi`, `platform-wallet-ffi`, `key-wallet-ffi`).
+   libraries (`rs-sdk-ffi`, `platform-wallet-ffi`).
 
 ## Forbidden in Kotlin (belongs in Rust `platform-wallet`)
 

diff --git a/packages/kotlin-sdk/README.md b/packages/kotlin-sdk/README.md
@@ -20,7 +20,7 @@ kotlin-sdk/
 ```
 
 The native layer is [`packages/rs-unified-sdk-jni`](../rs-unified-sdk-jni), a Rust JNI shim
-over `rs-sdk-ffi`, `platform-wallet-ffi` and `key-wallet-ffi`. There is no C
+over `rs-sdk-ffi` and `platform-wallet-ffi`. There is no C
 glue and no generated headers on Android — the shim calls the FFI crates as
 ordinary Rust dependencies and exposes JNI symbols directly.
 

diff --git a/packages/kotlin-sdk/build_android.sh b/packages/kotlin-sdk/build_android.sh
@@ -2,7 +2,7 @@
 # Build libdash_sdk_jni.so for Android — the analog of ../swift-sdk/build_ios.sh.
 #
 # Produces one cdylib per ABI containing the JNI exports of rs-unified-sdk-jni plus
-# the C ABI of rs-sdk-ffi / platform-wallet-ffi / key-wallet-ffi (linked in
+# the C ABI of rs-sdk-ffi / platform-wallet-ffi (linked in
 # as rlibs), and drops them into sdk/src/main/jniLibs/<abi>/ where AGP
 # packages them.
 #

diff --git a/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/ffi/MnemonicNative.kt b/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/ffi/MnemonicNative.kt
@@ -16,8 +16,8 @@ internal object MnemonicNative {
     external fun destroyResolver(handle: Long)
 
     /**
-     * Generate a BIP-39 mnemonic (key-wallet-ffi). wordCount ∈ {12,15,18,21,24};
-     * language is the FFILanguage ordinal (0 = English).
+     * Generate a BIP-39 mnemonic (platform-wallet-ffi). wordCount ∈ {12,15,18,21,24};
+     * language is the FFIMnemonicLanguage ordinal (0 = English).
      * @throws DashSDKException on failure
      */
     external fun generateMnemonic(wordCount: Int, language: Int): String

diff --git a/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/ffi/TxDecodeNative.kt b/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/ffi/TxDecodeNative.kt
@@ -7,8 +7,8 @@ package org.dashfoundation.dashsdk.ffi
 internal object TxDecodeNative {
 
     /**
-     * Consensus-decode raw transaction bytes (key-wallet-ffi
-     * `transaction_decode`) into the packed big-endian BLOB documented in
+     * Consensus-decode raw transaction bytes (platform-wallet-ffi
+     * `platform_wallet_transaction_decode`) into the packed big-endian BLOB documented in
      * `tx_decode.rs` / parsed by
      * [org.dashfoundation.dashsdk.keywallet.TransactionDecoder.parseBlob].
      * [networkOrd] is [org.dashfoundation.dashsdk.Network.ffiValue].

diff --git a/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/keywallet/Mnemonic.kt b/packages/kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/keywallet/Mnemonic.kt
@@ -6,19 +6,23 @@ import org.dashfoundation.dashsdk.ffi.MnemonicNative
 
 /**
  * BIP-39 mnemonic operations — port of `SwiftDashSDK/KeyWallet/Mnemonic.swift`.
- * Generation runs entirely in Rust (key-wallet-ffi); the phrase transits
+ * Generation runs entirely in Rust (platform-wallet-ffi); the phrase transits
  * Kotlin only to be shown for backup and stored encrypted.
  */
 object Mnemonic {
 
-    /** Mirror of the iOS `MnemonicLanguage` enum (FFILanguage ordinals). */
+    /** Mirror of the iOS `MnemonicLanguage` enum (FFIMnemonicLanguage ordinals). */
     enum class Language(val ffiValue: Int) {
         ENGLISH(0),
         CHINESE_SIMPLIFIED(1),
         CHINESE_TRADITIONAL(2),
         CZECH(3),
         FRENCH(4),
         ITALIAN(5),
+        JAPANESE(6),
+        KOREAN(7),
+        PORTUGUESE(8),
+        SPANISH(9),
     }
 
     /**

diff --git a/...kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/keywallet/TransactionDecoder.kt b/...kotlin-sdk/sdk/src/main/kotlin/org/dashfoundation/dashsdk/keywallet/TransactionDecoder.kt
@@ -10,7 +10,7 @@ import org.dashfoundation.dashsdk.ffi.TxDecodeNative
  * A consensus-decoded Dash transaction: per-output `(address, value,
  * script)` plus per-input previous outpoints with a best-effort P2PKH
  * sender address — port of `SwiftDashSDK/KeyWallet/TransactionDecoder.swift`
- * (platform PR #3981) over key-wallet-ffi's `transaction_decode`.
+ * (platform PR #3981) over platform-wallet-ffi's `platform_wallet_transaction_decode`.
  *
  * Wallet persistence stores every transaction's raw bytes
  * (`TransactionEntity.transactionData`) but only materializes TXO rows for
@@ -88,8 +88,8 @@ class DecodedTransaction(
 }
 
 /**
- * Pure utility — decodes raw transaction bytes via key-wallet-ffi's
- * `transaction_decode`. No wallet handle or state involved.
+ * Pure utility — decodes raw transaction bytes via platform-wallet-ffi's
+ * `platform_wallet_transaction_decode`. No wallet handle or state involved.
  */
 object TransactionDecoder {
 
@@ -99,7 +99,7 @@ object TransactionDecoder {
      * @param txData serialized transaction bytes (e.g. a persisted
      *   `TransactionEntity.transactionData`).
      * @param network network used to render addresses (base58 version bytes).
-     * @throws org.dashfoundation.dashsdk.errors.DashSdkError.InvalidParameter
+     * @throws org.dashfoundation.dashsdk.errors.DashSdkError.PlatformWallet
      *   for malformed or empty bytes (including trailing garbage).
      */
     fun decode(txData: ByteArray, network: Network): DecodedTransaction {

diff --git a/...rc/main/kotlin/org/dashfoundation/dashsdk/persistence/PlatformWalletPersistenceHandler.kt b/...rc/main/kotlin/org/dashfoundation/dashsdk/persistence/PlatformWalletPersistenceHandler.kt
@@ -134,8 +134,8 @@ class PlatformWalletPersistenceHandler(
     /**
      * Where the sweep pass gets a stored loser's input outpoints (the
      * outpoint-keyed hold, see `applySweptTransactions`). The production
-     * default decodes the stored consensus bytes through key-wallet-ffi's
-     * `transaction_decode`; tests inject a fake keyed by txid, since the
+     * default decodes the stored consensus bytes through platform-wallet-ffi's
+     * `platform_wallet_transaction_decode`; tests inject a fake keyed by txid, since the
      * native library is not loadable under Robolectric.
      */
     private val storedTransactionInputs: StoredTransactionInputs =
@@ -4265,8 +4265,8 @@ fun interface StoredTransactionInputs {
 }
 
 /**
- * Production [StoredTransactionInputs]: key-wallet-ffi's
- * `transaction_decode` through [org.dashfoundation.dashsdk.keywallet.TransactionDecoder].
+ * Production [StoredTransactionInputs]: platform-wallet-ffi's
+ * `platform_wallet_transaction_decode` through [org.dashfoundation.dashsdk.keywallet.TransactionDecoder].
  * The decoder is a stateless marshaler — it takes no wallet-manager lock —
  * so calling it from inside a persistence callback (which runs while Rust
  * holds that lock) cannot deadlock; the "no native calls under

diff --git a/...est/kotlin/org/dashfoundation/dashsdk/persistence/PlatformWalletPersistenceHandlerTest.kt b/...est/kotlin/org/dashfoundation/dashsdk/persistence/PlatformWalletPersistenceHandlerTest.kt
@@ -64,7 +64,7 @@ class PlatformWalletPersistenceHandlerTest {
     /**
      * What the sweep pass "decodes" from a stored record's bytes, keyed by
      * txid. Every fixture records transactions with dummy bytes
-     * (`ByteArray(10) { 5 }`) that key-wallet-ffi could never decode, and
+     * (`ByteArray(10) { 5 }`) that the native decoder could never decode, and
      * the native decoder is not loadable under Robolectric anyway, so
      * [recordTransaction] registers each record's `inputOutpoints` here and
      * [storedInputs] hands them back. A txid never registered throws, as

diff --git a/packages/rs-platform-wallet-ffi/cbindgen.toml b/packages/rs-platform-wallet-ffi/cbindgen.toml
@@ -9,6 +9,12 @@ cpp_compat = true
 documentation = true
 documentation_style = "c99"
 
+[export]
+# Not a parameter type, which cbindgen would require to emit it: the
+# mnemonic functions take the language as a plain integer. Exported for the
+# value list.
+include = ["FFIMnemonicLanguage"]
+
 [fn]
 args = "horizontal"
 rename_args = "snake_case"