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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /toolkit/components/pdfjs/content/PdfSandbox.sys.mjs
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/components/pdfjs/content/PdfSandbox.sys.mjs')
-rw-r--r--toolkit/components/pdfjs/content/PdfSandbox.sys.mjs87
1 files changed, 87 insertions, 0 deletions
diff --git a/toolkit/components/pdfjs/content/PdfSandbox.sys.mjs b/toolkit/components/pdfjs/content/PdfSandbox.sys.mjs
new file mode 100644
index 0000000000..d75a57a7ac
--- /dev/null
+++ b/toolkit/components/pdfjs/content/PdfSandbox.sys.mjs
@@ -0,0 +1,87 @@
+/* Copyright 2020 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.
+ */
+
+import { SandboxSupportBase } from "resource://pdf.js/build/pdf.sandbox.external.sys.mjs";
+
+class SandboxSupport extends SandboxSupportBase {
+ constructor(win, sandbox) {
+ super(win);
+ this.sandbox = sandbox;
+ }
+ exportValueToSandbox(val) {
+ return Cu.cloneInto(val, this.sandbox);
+ }
+
+ importValueFromSandbox(val) {
+ return Cu.cloneInto(val, this.win);
+ }
+
+ createErrorForSandbox(errorMessage) {
+ return new this.sandbox.Error(errorMessage);
+ }
+}
+
+export class PdfSandbox {
+ constructor(window, data) {
+ this.window = window;
+ const sandbox = Cu.Sandbox(null, {
+ sandboxName: "PDF.js scripting sandbox",
+ sameZoneAs: window,
+ wantXrays: true,
+ wantGlobalProperties: [],
+ wantComponents: false,
+ wantExportHelpers: false,
+ });
+ this.sandbox = sandbox;
+ this.support = new SandboxSupport(window, sandbox);
+
+ const sandboxInit = Cu.createObjectIn(sandbox);
+ sandboxInit.data = Cu.cloneInto(data, sandbox);
+
+ sandbox.callExternalFunction = Cu.exportFunction(
+ this.support.createSandboxExternals(),
+ sandbox
+ );
+
+ try {
+ // Run the code in the bundle
+ Services.scriptloader.loadSubScript(
+ "resource://pdf.js/build/pdf.scripting.mjs",
+ sandbox
+ );
+
+ this.support.commFun =
+ sandbox.pdfjsScripting.wrappedJSObject.initSandbox(sandboxInit);
+ } catch (error) {
+ // error belongs to the sandbox so create a new one
+ const msg = error.message;
+ this.destroy();
+ throw new Error(msg);
+ }
+ }
+
+ dispatchEvent(event) {
+ this.support.callSandboxFunction("dispatchEvent", event);
+ }
+
+ destroy() {
+ if (this.sandbox) {
+ this.support.destroy();
+ this.support = null;
+ Cu.nukeSandbox(this.sandbox);
+ this.sandbox = null;
+ }
+ }
+}