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-rw-r--r--netwerk/ipc/NeckoCommon.h144
1 files changed, 144 insertions, 0 deletions
diff --git a/netwerk/ipc/NeckoCommon.h b/netwerk/ipc/NeckoCommon.h
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+++ b/netwerk/ipc/NeckoCommon.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et tw=80 : */
+
+/* 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_net_NeckoCommon_h
+#define mozilla_net_NeckoCommon_h
+
+#include "mozilla/Preferences.h"
+#include "mozilla/Variant.h"
+#include "nsIRequest.h"
+#include "nsPrintfCString.h"
+#include "nsXULAppAPI.h"
+#include "prenv.h"
+
+class nsIStreamListener;
+
+namespace mozilla {
+namespace dom {
+class BrowserChild;
+} // namespace dom
+} // namespace mozilla
+
+#if defined(DEBUG)
+# define NECKO_ERRORS_ARE_FATAL_DEFAULT true
+#else
+# define NECKO_ERRORS_ARE_FATAL_DEFAULT false
+#endif
+
+// TODO: Eventually remove NECKO_MAYBE_ABORT and DROP_DEAD (bug 575494).
+// Still useful for catching listener interfaces we don't yet support across
+// processes, etc.
+
+#define NECKO_MAYBE_ABORT(msg) \
+ do { \
+ bool abort = NECKO_ERRORS_ARE_FATAL_DEFAULT; \
+ const char* e = PR_GetEnv("NECKO_ERRORS_ARE_FATAL"); \
+ if (e) abort = (*e == '0') ? false : true; \
+ if (abort) { \
+ msg.AppendLiteral( \
+ " (set NECKO_ERRORS_ARE_FATAL=0 in your environment " \
+ "to convert this error into a warning.)"); \
+ MOZ_CRASH_UNSAFE(msg.get()); \
+ } else { \
+ msg.AppendLiteral( \
+ " (set NECKO_ERRORS_ARE_FATAL=1 in your environment " \
+ "to convert this warning into a fatal error.)"); \
+ NS_WARNING(msg.get()); \
+ } \
+ } while (0)
+
+#define DROP_DEAD() \
+ do { \
+ nsPrintfCString msg("NECKO ERROR: '%s' UNIMPLEMENTED", __FUNCTION__); \
+ NECKO_MAYBE_ABORT(msg); \
+ return NS_ERROR_NOT_IMPLEMENTED; \
+ } while (0)
+
+#define ENSURE_CALLED_BEFORE_ASYNC_OPEN() \
+ do { \
+ if (LoadIsPending() || LoadWasOpened()) { \
+ nsPrintfCString msg("'%s' called after AsyncOpen: %s +%d", __FUNCTION__, \
+ __FILE__, __LINE__); \
+ NECKO_MAYBE_ABORT(msg); \
+ } \
+ NS_ENSURE_TRUE(!LoadIsPending(), NS_ERROR_IN_PROGRESS); \
+ NS_ENSURE_TRUE(!LoadWasOpened(), NS_ERROR_ALREADY_OPENED); \
+ } while (0)
+
+// Fails call if made after request observers (on-modify-request, etc) have been
+// called
+
+#define ENSURE_CALLED_BEFORE_CONNECT() \
+ do { \
+ if (LoadRequestObserversCalled()) { \
+ nsPrintfCString msg("'%s' called too late: %s +%d", __FUNCTION__, \
+ __FILE__, __LINE__); \
+ NECKO_MAYBE_ABORT(msg); \
+ if (LoadIsPending()) return NS_ERROR_IN_PROGRESS; \
+ MOZ_ASSERT(LoadWasOpened()); \
+ return NS_ERROR_ALREADY_OPENED; \
+ } \
+ } while (0)
+
+namespace mozilla {
+namespace net {
+
+inline bool IsNeckoChild() {
+ static bool didCheck = false;
+ static bool amChild = false;
+
+ if (!didCheck) {
+ didCheck = true;
+ amChild = (XRE_GetProcessType() == GeckoProcessType_Content);
+ }
+ return amChild;
+}
+
+inline bool IsSocketProcessChild() {
+ static bool amChild = (XRE_GetProcessType() == GeckoProcessType_Socket);
+ return amChild;
+}
+
+class HttpChannelSecurityWarningReporter : public nsISupports {
+ public:
+ [[nodiscard]] virtual nsresult ReportSecurityMessage(
+ const nsAString& aMessageTag, const nsAString& aMessageCategory) = 0;
+ [[nodiscard]] virtual nsresult LogBlockedCORSRequest(
+ const nsAString& aMessage, const nsACString& aCategory,
+ bool aIsWarning = false) = 0;
+ [[nodiscard]] virtual nsresult LogMimeTypeMismatch(
+ const nsACString& aMessageName, bool aWarning, const nsAString& aURL,
+ const nsAString& aContentType) = 0;
+};
+
+struct OnStartRequestParams {
+ nsCOMPtr<nsIRequest> request;
+};
+struct OnDataAvailableParams {
+ nsCOMPtr<nsIRequest> request;
+ nsCString data;
+ uint64_t offset;
+ uint32_t count;
+};
+struct OnStopRequestParams {
+ nsCOMPtr<nsIRequest> request;
+ nsresult status;
+};
+struct OnAfterLastPartParams {
+ nsresult status;
+};
+using StreamListenerFunction =
+ mozilla::Variant<OnStartRequestParams, OnDataAvailableParams,
+ OnStopRequestParams, OnAfterLastPartParams>;
+
+nsresult ForwardStreamListenerFunctions(
+ nsTArray<StreamListenerFunction>& aCalls, nsIStreamListener* aParent);
+
+} // namespace net
+} // namespace mozilla
+
+#endif // mozilla_net_NeckoCommon_h