Merge branch 'dev' into s/ton-mnemonic

codegen/lib/kotlin_helper.rb

@@ -31,7 +31,13 @@ def self.js_parameters(params)
   def self.calling_parameters_ios(params)
     names = params.map do |param|
       name = fix_name(param.name)
+      if param.type.name == :data
+        "#{name}Data#{convert_calling_type_ios(param.type)}"
+      elsif param.type.name == :string
+        "#{name}String#{convert_calling_type_ios(param.type)}"
+      else
         "#{name}#{convert_calling_type_ios(param.type)}"
+      end
     end
     names.join(', ')
   end
@@ -56,7 +62,7 @@ def self.fix_name(name)
     when ''
       "value"
     when 'val'
-      "value"
+       "value"
     when 'return'
       '`return`'
     else
@@ -65,19 +71,12 @@ def self.fix_name(name)
   end
 
   def self.convert_calling_type_ios(t)
-    case t.name
-    when :data
-      "#{if t.is_nullable then '?' else '' end}.toTwData()"
-    when :string
-      "#{if t.is_nullable then '?' else '' end}.toTwString()"
+    if t.is_enum
+      "#{if t.is_nullable then '?' else '' end}.nativeValue"
+    elsif t.is_class
+      "#{if t.is_nullable then '?' else '' end}.pointer"
     else
-      if t.is_enum
-        "#{if t.is_nullable then '?' else '' end}.nativeValue"
-      elsif t.is_class
-        "#{if t.is_nullable then '?' else '' end}.pointer"
-      else
-        ''
-      end
+      ''
     end
   end
 

codegen/lib/templates/kotlin/android_class.erb

@@ -9,6 +9,9 @@ actual class <%= entity.name %> private constructor(
 
     init {
         if (nativeHandle == 0L) throw IllegalArgumentException()
+<%  unless entity.methods.select{ |x| x.name == "Delete" }.empty? -%>
+        GenericPhantomReference.register(this, nativeHandle, ::delete)
+<%  end -%>
     }
 <%# Constructors -%>
 <%- constructors.each do |constructor| -%>
@@ -52,6 +55,12 @@ actual class <%= entity.name %> private constructor(
         @JvmStatic
         @JvmName("createFromNative")
         private fun createFromNative(nativeHandle: Long) = <%= entity.name %>(nativeHandle)
+
+<%  unless entity.methods.select{ |x| x.name == "Delete" }.empty? -%>
+        @JvmStatic
+        @JvmName("delete")
+        private external fun delete(handle: Long)
+<%- end -%>
 <%- constructors.each do |constructor| -%>
 
         @JvmStatic

codegen/lib/templates/kotlin/ios_class.erb

@@ -2,24 +2,28 @@
 
 import cnames.structs.TW<%= entity.name %>
 import kotlinx.cinterop.CPointer
+import kotlinx.cinterop.toCValues
 
 <% constructors = entity.static_methods.select { |method| method.name.start_with?('Create') } -%>
 <% methods = entity.methods.select { |method| not method.name.start_with?('Delete') } -%>
 <% static_methods = entity.static_methods.select { |method| not method.name.start_with?('Create') } -%>
 actual class <%= entity.name %> constructor(
     val pointer: CPointer<TW<%= entity.name %>>,
 ) {
+<%  unless entity.methods.select{ |x| x.name == "Delete" }.empty? -%>
+    @OptIn(ExperimentalStdlibApi::class)
+    private val cleaner = kotlin.native.internal.createCleaner(pointer) { ptr ->
+        TW<%= entity.name %>Delete(ptr)
+    }
+<%  end -%>
 <%# Constructors -%>
 <%- constructors.each do |constructor| -%>
 
 <%  if constructor.return_type.is_nullable -%>
     @Throws(IllegalArgumentException::class)
-    actual constructor(<%= KotlinHelper.parameters(constructor.parameters) %>) : this(
-        TW<%= entity.name %><%= constructor.name %>(<%= KotlinHelper.calling_parameters_ios(constructor.parameters) %>) ?: throw IllegalArgumentException()
-<%  else -%>
-    actual constructor(<%= KotlinHelper.parameters(constructor.parameters) %>) : this(
-        TW<%= entity.name %><%= constructor.name %>(<%= KotlinHelper.calling_parameters_ios(constructor.parameters) %>)!!
 <%  end -%>
+    actual constructor(<%= KotlinHelper.parameters(constructor.parameters) %>) : this(
+        wrapperTW<%= entity.name %><%= constructor.name %>(<%= KotlinHelper.arguments(constructor.parameters) %>)
     )
 <%  end -%>
 <%# Property declarations -%>
@@ -31,12 +35,38 @@ actual class <%= entity.name %> constructor(
 <%# Method declarations -%>
 <%  methods.each do |method| -%>
 
-    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters.drop(1)) %>)<%= KotlinHelper.return_type(method.return_type) %> =
-        <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(pointer#{', ' if not method.parameters.one?}#{KotlinHelper.calling_parameters_ios(method.parameters.drop(1))})") %>
+    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters.drop(1)) %>)<%= KotlinHelper.return_type(method.return_type) %> {
+<%=   render('kotlin/ios_parameter_access.erb', { method: method }) -%>
+        val result = <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(pointer#{', ' if not method.parameters.one?}#{KotlinHelper.calling_parameters_ios(method.parameters.drop(1))})") %>
+<%=   render('kotlin/ios_parameter_release.erb', { method: method }) -%>
+        return result
+    }
 <%  end -%>
-<%  if entity.static_properties.any? || static_methods.any? -%>
+<%  if entity.static_properties.any? || static_methods.any? || constructors.any? -%>
+
+    <%= if entity.static_properties.any? || static_methods.any? then "actual" else "private" end %> companion object {
+<%# Constructor wrappers -%>
+<%  if constructors.any? -%>
+<%  constructors.each do |constructor| -%>
 
-    actual companion object {
+<%  if constructor.return_type.is_nullable -%>
+        @Throws(IllegalArgumentException::class)
+<%  end -%>
+        private fun wrapperTW<%= entity.name %><%= constructor.name %>(<%= KotlinHelper.parameters(constructor.parameters) %>): CPointer<TW<%= entity.name %>> {
+<%=   render('kotlin/ios_parameter_access.erb', { method: constructor, more_index: 4 }) -%>
+            val result = TW<%= entity.name %><%= constructor.name %>(<%= KotlinHelper.calling_parameters_ios(constructor.parameters) %>)
+<%=   render('kotlin/ios_parameter_release.erb', { method: constructor, more_index: 4 }) -%>
+<%  if constructor.return_type.is_nullable -%>
+            if (result == null) {
+                throw IllegalArgumentException()
+            }
+            return result
+<%  else -%>
+            return result!!
+<%  end -%>
+        }
+<%  end -%>
+<%  end -%>
 <%# Static property declarations -%>
 <%  entity.static_properties.each do |property| -%>
 
@@ -46,8 +76,12 @@ actual class <%= entity.name %> constructor(
 <%# Static method declarations -%>
 <%  static_methods.each do |method| -%>
 
-        actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters) %>)<%= KotlinHelper.return_type(method.return_type) %> =
-            <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(#{KotlinHelper.calling_parameters_ios(method.parameters)})") %>
+        actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters) %>)<%= KotlinHelper.return_type(method.return_type) %> {
+<%=   render('kotlin/ios_parameter_access.erb', { method: method, more_index: 4 }) -%>
+            val result = <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(#{KotlinHelper.calling_parameters_ios(method.parameters)})") %>
+<%=   render('kotlin/ios_parameter_release.erb', { method: method, more_index: 4 }) -%>
+            return result
+        }
 <%  end -%>
     }
 <%  end -%>

codegen/lib/templates/kotlin/ios_enum.erb

@@ -41,8 +41,12 @@ actual enum class <%= entity.name %>(
 <%- entity.methods.each do |method| -%>
 <%-   next if method.name.start_with?('Delete') -%>
 
-    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters.drop(1)) %>)<%= KotlinHelper.return_type(method.return_type) %> =
-        TW<%= entity.name %><%= method.name %>(value<%= ', ' if not method.parameters.one? %><%= KotlinHelper.calling_parameters_ios(method.parameters.drop(1)) %>)<%= KotlinHelper.convert_calling_return_type_ios(method.return_type) %>
+    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters.drop(1)) %>)<%= KotlinHelper.return_type(method.return_type) %> {
+<%=   render('kotlin/ios_parameter_access.erb', { method: method }) -%>
+            val result = TW<%= entity.name %><%= method.name %>(value<%= ', ' if not method.parameters.one? %><%= KotlinHelper.calling_parameters_ios(method.parameters.drop(1)) %>)<%= KotlinHelper.convert_calling_return_type_ios(method.return_type) %>
+<%=   render('kotlin/ios_parameter_release.erb', { method: method }) -%>
+            return result
+    }
 <%- end -%>
 <%# Value -%>
 <%  if entity.cases.any? { |e| !e.value.nil? } -%>

codegen/lib/templates/kotlin/ios_parameter_access.erb

@@ -0,0 +1,27 @@
+<%
+    method = locals[:method]
+    more_index = locals[:more_index] || 0
+
+    method.parameters.each do |param| -%>
+<%    if param.type.name == :data -%>
+<%      if param.type.is_nullable -%>
+<%= ' ' * more_index %>        val <%= KotlinHelper.fix_name(param.name) %>Data = if (<%= KotlinHelper.fix_name(param.name) %> == null) {
+<%= ' ' * more_index %>            null
+<%= ' ' * more_index %>        } else {
+<%= ' ' * more_index %>            TWDataCreateWithBytes(<%= KotlinHelper.fix_name(param.name) %>.toUByteArray().toCValues(), <%= KotlinHelper.fix_name(param.name) %>.size.toULong())
+<%= ' ' * more_index %>        }
+<%      else -%>
+<%= ' ' * more_index %>        val <%= KotlinHelper.fix_name(param.name) %>Data = TWDataCreateWithBytes(<%= KotlinHelper.fix_name(param.name) %>.toUByteArray().toCValues(), <%= KotlinHelper.fix_name(param.name) %>.size.toULong())
+<%      end -%>
+<%    elsif param.type.name == :string -%>
+<%      if param.type.is_nullable -%>
+<%= ' ' * more_index %>        val <%= KotlinHelper.fix_name(param.name) %>String = if (<%= KotlinHelper.fix_name(param.name) %> == null) {
+<%= ' ' * more_index %>            null
+<%= ' ' * more_index %>        } else {
+<%= ' ' * more_index %>            TWStringCreateWithUTF8Bytes(<%= KotlinHelper.fix_name(param.name) %>)
+<%= ' ' * more_index %>        }
+<%      else -%>
+<%= ' ' * more_index %>        val <%= KotlinHelper.fix_name(param.name) %>String = TWStringCreateWithUTF8Bytes(<%= KotlinHelper.fix_name(param.name) %>)
+<%      end -%>
+<%    end -%>
+<%  end -%>

codegen/lib/templates/kotlin/ios_parameter_release.erb

@@ -0,0 +1,23 @@
+<%
+    method = locals[:method]
+    more_index = locals[:more_index] || 0
+
+    method.parameters.each do |param|  -%>
+<%    if param.type.name == :data -%>
+<%      if param.type.is_nullable -%>
+<%= ' ' * more_index %>        if (<%= KotlinHelper.fix_name(param.name) %>Data != null) {
+<%= ' ' * more_index %>            TWDataDelete(<%= KotlinHelper.fix_name(param.name) %>Data)
+<%= ' ' * more_index %>        }
+<%      else -%>
+<%= ' ' * more_index %>        TWDataDelete(<%= KotlinHelper.fix_name(param.name) %>Data)
+<%      end -%>
+<%    elsif param.type.name == :string -%>
+<%      if param.type.is_nullable -%>
+<%= ' ' * more_index %>        if (<%= KotlinHelper.fix_name(param.name) %>String != null) {
+<%= ' ' * more_index %>            TWStringDelete(<%= KotlinHelper.fix_name(param.name) %>String)
+<%= ' ' * more_index %>        }
+<%      else -%>
+<%= ' ' * more_index %>        TWStringDelete(<%= KotlinHelper.fix_name(param.name) %>String)
+<%      end -%>
+<%    end -%>
+<%  end -%>

codegen/lib/templates/kotlin/ios_struct.erb

@@ -1,5 +1,7 @@
 <%= render('kotlin/package.erb') %>
 
+import kotlinx.cinterop.toCValues
+
 actual object <%= entity.name %> {
 <%# Static property declarations -%>
 <%  entity.static_properties.each do |property| -%>
@@ -10,7 +12,11 @@ actual object <%= entity.name %> {
 <%  entity.static_methods.each do |method| -%>
 <%    next if method.name.start_with?('Create') -%>
 
-    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters) %>)<%= KotlinHelper.return_type(method.return_type) %> =
-        <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(#{KotlinHelper.calling_parameters_ios(method.parameters)})") %>
+    actual fun <%= KotlinHelper.format_name(method.name) %>(<%= KotlinHelper.parameters(method.parameters) %>)<%= KotlinHelper.return_type(method.return_type) %> {
+<%=   render('kotlin/ios_parameter_access.erb', { method: method }) -%>
+        val result = <%= KotlinHelper.convert_calling_return_type_ios(method.return_type, "TW#{entity.name}#{method.name}(#{KotlinHelper.calling_parameters_ios(method.parameters)})") %>
+<%=   render('kotlin/ios_parameter_release.erb', { method: method }) -%>
+        return result
+    }
 <%  end -%>
 }

codegen/lib/templates/kotlin/js_accessors_class.erb

@@ -8,6 +8,9 @@ external interface Js<%= entity.name %> {
 <%- entity.properties.each do |property| -%>
     fun <%= KotlinHelper.fix_name(WasmCppHelper.format_name(property.name)) %>()<%= KotlinHelper.js_return_type(property.return_type) %>
 <%- end -%>
+<%  unless entity.methods.select{ |x| x.name == "Delete" }.empty? -%>
+    fun delete()
+<% end -%>
 <% entity.methods.each do |method| -%>
 <%   next if method.name == "Delete" -%>
     fun <%= KotlinHelper.fix_name(WasmCppHelper.format_name(method.name)) %>(<%= KotlinHelper.js_parameters(method.parameters.drop(1)) %>)<%= KotlinHelper.js_return_type(method.return_type) %>

codegen/lib/templates/kotlin/js_class.erb

@@ -6,6 +6,21 @@
 actual class <%= entity.name %> constructor(
     val jsValue: Js<%= entity.name %>,
 ) {
+<%  unless entity.methods.select{ |x| x.name == "Delete" }.empty? -%>
+    private val finalizationRegistry =
+        js(
+            """
+                new FinalizationRegistry(function(heldValue) {
+                    heldValue.delete();
+                })
+            """
+        )
+
+    init {
+        finalizationRegistry.register(this, jsValue)
+    }
+<% end -%>
+
 <%# Constructors -%>
 <%- constructors.each do |constructor| -%>
 

kotlin/wallet-core-kotlin/src/commonAndroidJvmMain/kotlin/com/trustwallet/core/GenericPhantomReference.kt

@@ -0,0 +1,47 @@
+package com.trustwallet.core
+
+import java.lang.ref.PhantomReference
+import java.lang.ref.ReferenceQueue
+
+internal class GenericPhantomReference private constructor(
+    referent: Any,
+    private val handle: Long,
+    private val onDelete: (Long) -> Unit,
+) : PhantomReference<Any>(referent, queue) {
+
+    companion object {
+        private val references: MutableSet<GenericPhantomReference> = HashSet()
+        private val queue: ReferenceQueue<Any> = ReferenceQueue()
+
+        init {
+            Thread {
+                try {
+                    doDeletes()
+                } catch (e: InterruptedException) {
+                    Thread.currentThread().interrupt()
+                }
+            }.apply {
+                name = "WCFinalizingDaemon"
+                isDaemon = true
+                priority = Thread.NORM_PRIORITY
+                start()
+            }
+        }
+
+        fun register(
+            referent: Any,
+            handle: Long,
+            onDelete: (Long) -> Unit,
+        ) {
+            references.add(GenericPhantomReference(referent, handle, onDelete))
+        }
+
+        private fun doDeletes() {
+            while (true) {
+                val ref = queue.remove() as GenericPhantomReference
+                ref.onDelete(ref.handle)
+                references.remove(ref)
+            }
+        }
+    }
+}

kotlin/wallet-core-kotlin/src/iosMain/kotlin/com/trustwallet/core/AnySigner.kt

@@ -4,17 +4,33 @@
 
 package com.trustwallet.core
 
+import kotlinx.cinterop.toCValues
+
 actual object AnySigner {
 
-    actual fun sign(input: ByteArray, coin: CoinType): ByteArray =
-        TWAnySignerSign(input.toTwData(), coin.value)!!.readTwBytes()!!
+    actual fun sign(input: ByteArray, coin: CoinType): ByteArray {
+        val inputData = TWDataCreateWithBytes(input.toUByteArray().toCValues(), input.size.toULong())
+        val result = TWAnySignerSign(inputData, coin.value)!!.readTwBytes()!!
+        TWDataDelete(inputData)
+        return result
+    }
 
     actual fun supportsJson(coin: CoinType): Boolean =
         TWAnySignerSupportsJSON(coin.value)
 
-    actual fun signJson(json: String, key: ByteArray, coin: CoinType): String =
-        TWAnySignerSignJSON(json.toTwString(), key.toTwData(), coin.value).fromTwString()!!
+    actual fun signJson(json: String, key: ByteArray, coin: CoinType): String {
+        val jsonString = TWStringCreateWithUTF8Bytes(json)
+        val keyData = TWDataCreateWithBytes(key.toUByteArray().toCValues(), key.size.toULong())
+        val result = TWAnySignerSignJSON(jsonString, keyData, coin.value).fromTwString()!!
+        TWStringDelete(jsonString)
+        TWDataDelete(keyData)
+        return result
+    }
 
-    actual fun plan(input: ByteArray, coin: CoinType): ByteArray =
-        TWAnySignerPlan(input.toTwData(), coin.value)?.readTwBytes()!!
+    actual fun plan(input: ByteArray, coin: CoinType): ByteArray {
+        val inputData = TWDataCreateWithBytes(input.toUByteArray().toCValues(), input.size.toULong())
+        val result = TWAnySignerPlan(inputData, coin.value)?.readTwBytes()!!
+        TWDataDelete(inputData)
+        return result
+    }
 }

kotlin/wallet-core-kotlin/src/iosMain/kotlin/com/trustwallet/core/ByteArrayExt.kt

@@ -8,9 +8,10 @@ import kotlinx.cinterop.COpaquePointer
 import kotlinx.cinterop.readBytes
 import kotlinx.cinterop.toCValues
 
+// Build ByteArray from TWData, and then delete TWData
 internal fun COpaquePointer?.readTwBytes(): ByteArray? =
-    TWDataBytes(this)?.readBytes(TWDataSize(this).toInt())
-
-@OptIn(ExperimentalUnsignedTypes::class)
-internal fun ByteArray?.toTwData(): COpaquePointer? =
-    TWDataCreateWithBytes(this?.toUByteArray()?.toCValues(), this?.size?.toULong() ?: 0u)
+    this?.let {
+        val result = TWDataBytes(it)?.readBytes(TWDataSize(it).toInt())
+        TWDataDelete(it)
+        result
+    }