From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 caps/SubsumedPrincipalJSONHandler.h | 96 +++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 caps/SubsumedPrincipalJSONHandler.h

(limited to 'caps/SubsumedPrincipalJSONHandler.h')

diff --git a/caps/SubsumedPrincipalJSONHandler.h b/caps/SubsumedPrincipalJSONHandler.h
new file mode 100644
index 0000000000..67311a516d
--- /dev/null
+++ b/caps/SubsumedPrincipalJSONHandler.h
@@ -0,0 +1,96 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_SubsumedPrincipalJSONHandler_h
+#define mozilla_SubsumedPrincipalJSONHandler_h
+
+#include <stddef.h>  // size_t
+#include <stdint.h>  // uint32_t
+
+#include "js/TypeDecls.h"  // JS::Latin1Char
+
+#include "mozilla/AlreadyAddRefed.h"  // already_AddRefed
+#include "mozilla/Variant.h"          // Variant
+#include "mozilla/RefPtr.h"           // RefPtr
+
+#include "nsDebug.h"  // NS_WARNING
+
+#include "BasePrincipal.h"
+#include "ContentPrincipalJSONHandler.h"
+#include "NullPrincipalJSONHandler.h"
+#include "SharedJSONHandler.h"
+
+namespace mozilla {
+
+class SubsumedPrincipalJSONHandlerTypes {
+ public:
+  enum class State {
+    Init,
+
+    // After the subsumed principal object's '{'.
+    StartObject,
+
+    // After the PrincipalKind property key for SystemPrincipal.
+    SystemPrincipal_Key,
+    // After the SystemPrincipal's inner object's '{'.
+    SystemPrincipal_StartObject,
+    // After the SystemPrincipal's inner object's '}'.
+    SystemPrincipal_EndObject,
+
+    // After the PrincipalKind property key for NullPrincipal or
+    // ContentPrincipal, and also the entire inner object.
+    // Delegates to mInnerHandler until the inner object's '}'.
+    //
+    // Unlike PrincipalJSONHandler, subsumed principal doesn't contain
+    // ExpandedPrincipal.
+    NullPrincipal_Inner,
+    ContentPrincipal_Inner,
+
+    // After the subsumed principal object's '}'.
+    EndObject,
+
+    Error,
+  };
+
+  using InnerHandlerT =
+      Maybe<Variant<NullPrincipalJSONHandler, ContentPrincipalJSONHandler>>;
+
+  static constexpr bool CanContainExpandedPrincipal = false;
+};
+
+// JSON parse handler for subsumed principal object inside ExpandedPrincipal's
+// new format.
+//
+//                       Subsumed principal object
+//                               |
+//              ----------------------------------
+//              |                                |
+// {"2": {"0": [{"1": {"0": https://mozilla.com"}}]}}
+//                |   |                         |
+//                |   ---------------------------
+//                |                |
+//                |         inner object
+//          PrincipalKind
+//
+// For inner object except for the system principal case, this delegates
+// to NullPrincipalJSONHandler or ContentPrincipalJSONHandler.
+class SubsumedPrincipalJSONHandler
+    : public ContainerPrincipalJSONHandler<SubsumedPrincipalJSONHandlerTypes> {
+  using State = SubsumedPrincipalJSONHandlerTypes::State;
+  using InnerHandlerT = SubsumedPrincipalJSONHandlerTypes::InnerHandlerT;
+
+ public:
+  SubsumedPrincipalJSONHandler() = default;
+  virtual ~SubsumedPrincipalJSONHandler() = default;
+
+  bool HasAccepted() const { return mState == State::EndObject; }
+
+ protected:
+  virtual void SetErrorState() override { mState = State::Error; }
+};
+
+}  // namespace mozilla
+
+#endif  // mozilla_SubsumedPrincipalJSONHandler_h
-- 
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