diff options
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/ffi/00_ffi.js | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ext/ffi/00_ffi.js b/ext/ffi/00_ffi.js index d107e89fa..a63a027e8 100644 --- a/ext/ffi/00_ffi.js +++ b/ext/ffi/00_ffi.js @@ -26,6 +26,7 @@ const { SafeMap, SafeArrayIterator, SymbolFor, + WeakMap, } = primordials; const promiseIdSymbol = SymbolFor("Deno.core.internalPromiseId"); @@ -179,6 +180,7 @@ class UnsafePointerView { const OUT_BUFFER = new Uint32Array(2); const OUT_BUFFER_64 = new BigInt64Array(OUT_BUFFER.buffer); +const POINTER_TO_BUFFER_WEAK_MAP = new WeakMap(); class UnsafePointer { static create(value) { return ops.op_ffi_ptr_create(value); @@ -195,7 +197,11 @@ class UnsafePointer { if (ObjectPrototypeIsPrototypeOf(UnsafeCallbackPrototype, value)) { return value.pointer; } - return ops.op_ffi_ptr_of(value); + const pointer = ops.op_ffi_ptr_of(value); + if (pointer) { + POINTER_TO_BUFFER_WEAK_MAP.set(pointer, value); + } + return pointer; } static offset(value, offset) { |