Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 81 insertions, 0 deletions

diff --git a/js/src/shell/WasmTesting.cpp b/js/src/shell/WasmTesting.cpp
new file mode 100644
index 0000000000..a6e97e5ec1
--- /dev/null
+++ b/js/src/shell/WasmTesting.cpp
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ *
+ * Copyright 2015 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "shell/WasmTesting.h"
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <stddef.h>
+
+#include "js/Printf.h"
+#include "wasm/WasmTypeDecls.h"
+
+using namespace js;
+using namespace js::wasm;
+
+extern "C" {
+bool wasm_text_to_binary(const char16_t* text, size_t text_len,
+                         uint8_t** out_bytes, size_t* out_bytes_len,
+                         uint8_t** out_error, size_t* out_error_len);
+void wasm_code_offsets(const uint8_t* bytes, size_t bytes_len,
+                       uint32_t** out_offsets, size_t* out_offset_len);
+}  // extern "C"
+
+bool wasm::TextToBinary(const char16_t* text, size_t textLen, Bytes* bytes,
+                        UniqueChars* error) {
+  uint8_t* outBytes = nullptr;
+  size_t outBytesLength = 0;
+
+  uint8_t* outError = nullptr;
+  size_t outErrorLength = 0;
+
+  bool result = wasm_text_to_binary(text, textLen, &outBytes, &outBytesLength,
+                                    &outError, &outErrorLength);
+
+  if (result) {
+    if (outBytesLength == 0) {
+      *error = JS_smprintf("missing bytes");
+      return false;
+    }
+
+    MOZ_ASSERT(outBytes);
+    MOZ_ASSERT(outBytesLength > 0);
+    bytes->replaceRawBuffer(outBytes, outBytesLength);
+    return true;
+  }
+
+  MOZ_ASSERT(outError);
+  MOZ_ASSERT(outErrorLength > 0);
+  *error = UniqueChars{(char*)outError};
+  return false;
+}
+
+void wasm::CodeOffsets(const uint8_t* bytes, size_t bytesLen,
+                       Uint32Vector* offsets) {
+  uint32_t* outOffsets = nullptr;
+  size_t outOffsetsLength = 0;
+
+  wasm_code_offsets(bytes, bytesLen, &outOffsets, &outOffsetsLength);
+
+  if (outOffsets) {
+    MOZ_ASSERT(outOffsetsLength > 0);
+    offsets->replaceRawBuffer(outOffsets, outOffsetsLength);
+  } else {
+    offsets->clear();
+  }
+}