From: Matt Corallo <git@bluematt.me>
Date: Sun, 16 Jan 2022 23:11:35 +0000 (+0000)
Subject: [TS] Free native -> human arrays after we're done converting
X-Git-Tag: v0.0.105.0~5^2~12
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=6108d1a32ba0b434521d3f0d9e4176c4d12de25b;p=ldk-java

[TS] Free native -> human arrays after we're done converting
---

diff --git a/gen_type_mapping.py b/gen_type_mapping.py
index 517deb2f..10b22546 100644
--- a/gen_type_mapping.py
+++ b/gen_type_mapping.py
@@ -196,6 +196,9 @@ class TypeMappingGenerator:
                     to_hu_conv += "\t" + self.consts.var_decl_statement(subty.java_ty, conv_name, self.consts.get_java_arr_elem(subty, arr_name, idxc)) + ";\n"
                     to_hu_conv += "\t" + subty.to_hu_conv.replace("\n", "\n\t") + "\n"
                     to_hu_conv += "\t" + conv_name + "_arr[" + idxc + "] = " + subty.to_hu_conv_name + ";\n}"
+                    cleanup = self.consts.cleanup_converted_native_array(ty_info, arr_name)
+                    if cleanup is not None:
+                        to_hu_conv += "\n" + cleanup
                     to_hu_conv_name = conv_name + "_arr"
                 from_hu_conv = self.consts.primitive_arr_from_hu(ty_info.subty, None, arr_name)
                 if subty.from_hu_conv is not None:
diff --git a/java_strings.py b/java_strings.py
index 8fcc3e5c..2fcf836d 100644
--- a/java_strings.py
+++ b/java_strings.py
@@ -673,6 +673,8 @@ import javax.annotation.Nullable;
             # Do a bit of a dance to move any excess [] to the end
             conv += "[" + ty_info.subty.java_hu_ty.split("<")[0].split("[")[1]
         return conv
+    def cleanup_converted_native_array(self, ty_info, arr_name):
+        return None
 
     def primitive_arr_from_hu(self, mapped_ty, fixed_len, arr_name):
         if fixed_len is not None:
diff --git a/typescript_strings.py b/typescript_strings.py
index 7d63af91..0d9f30b8 100644
--- a/typescript_strings.py
+++ b/typescript_strings.py
@@ -207,6 +207,9 @@ const decodeUint32Array = (arrayPointer: number, free = true) => {
 	return actualArray;
 }
 
+
+export function freeWasmMemory(pointer: number) { wasm.TS_free(pointer); }
+
 /* @internal */
 export function getU32ArrayElem(arrayPointer: number, idx: number): number {
 	const actualArrayViewer = new Uint32Array(wasm.memory.buffer, arrayPointer + 4, idx + 1);
@@ -635,6 +638,8 @@ import * as bindings from '../bindings.mjs'
             assert False
     def constr_hu_array(self, ty_info, arr_len):
         return "new Array(" + arr_len + ").fill(null)"
+    def cleanup_converted_native_array(self, ty_info, arr_name):
+        return "bindings.freeWasmMemory(" + arr_name + ")"
 
     def primitive_arr_from_hu(self, mapped_ty, fixed_len, arr_name):
         inner = arr_name