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-rw-r--r--caps/NullPrincipalJSONHandler.h91
1 files changed, 91 insertions, 0 deletions
diff --git a/caps/NullPrincipalJSONHandler.h b/caps/NullPrincipalJSONHandler.h
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+/* -*- 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_NullPrincipalJSONHandler_h
+#define mozilla_NullPrincipalJSONHandler_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/Assertions.h" // MOZ_ASSERT_UNREACHABLE
+#include "mozilla/RefPtr.h" // RefPtr
+
+#include "nsCOMPtr.h" // nsCOMPtr
+#include "nsDebug.h" // NS_WARNING
+#include "nsIURI.h" // nsIURI
+
+#include "NullPrincipal.h"
+#include "OriginAttributes.h"
+#include "SharedJSONHandler.h"
+
+namespace mozilla {
+
+// JSON parse handler for an inner object for NullPrincipal.
+// Used by PrincipalJSONHandler or SubsumedPrincipalJSONHandler.
+class NullPrincipalJSONHandler : public PrincipalJSONHandlerShared {
+ enum class State {
+ Init,
+
+ // After the inner object's '{'.
+ StartObject,
+
+ // After the property key for eSpec.
+ SpecKey,
+
+ // After the property key for eSuffix.
+ SuffixKey,
+
+ // After the property value for eSpec or eSuffix.
+ AfterPropertyValue,
+
+ // After the inner object's '}'.
+ EndObject,
+
+ Error,
+ };
+
+ public:
+ NullPrincipalJSONHandler() = default;
+ virtual ~NullPrincipalJSONHandler() = default;
+
+ virtual bool startObject() override;
+
+ using PrincipalJSONHandlerShared::propertyName;
+ virtual bool propertyName(const JS::Latin1Char* name, size_t length) override;
+
+ virtual bool endObject() override;
+
+ virtual bool startArray() override {
+ NS_WARNING("Unexpected array value");
+ mState = State::Error;
+ return false;
+ }
+ virtual bool endArray() override {
+ NS_WARNING("Unexpected array value");
+ mState = State::Error;
+ return false;
+ }
+
+ using PrincipalJSONHandlerShared::stringValue;
+ virtual bool stringValue(const JS::Latin1Char* str, size_t length) override;
+
+ bool HasAccepted() const { return mState == State::EndObject; }
+
+ protected:
+ virtual void SetErrorState() override { mState = State::Error; }
+
+ private:
+ State mState = State::Init;
+
+ nsCOMPtr<nsIURI> mUri;
+ OriginAttributes mAttrs;
+};
+
+} // namespace mozilla
+
+#endif // mozilla_NullPrincipalJSONHandler_h