mirror of
https://github.com/mozilla/gecko-dev.git
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145 lines
5.5 KiB
C++
145 lines
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_net_NeckoCommon_h
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#define mozilla_net_NeckoCommon_h
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#include "mozilla/Preferences.h"
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#include "mozilla/Variant.h"
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#include "nsIRequest.h"
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#include "nsPrintfCString.h"
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#include "nsXULAppAPI.h"
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#include "prenv.h"
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class nsIStreamListener;
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namespace mozilla {
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namespace dom {
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class BrowserChild;
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} // namespace dom
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} // namespace mozilla
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#if defined(DEBUG)
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# define NECKO_ERRORS_ARE_FATAL_DEFAULT true
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#else
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# define NECKO_ERRORS_ARE_FATAL_DEFAULT false
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#endif
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// TODO: Eventually remove NECKO_MAYBE_ABORT and DROP_DEAD (bug 575494).
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// Still useful for catching listener interfaces we don't yet support across
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// processes, etc.
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#define NECKO_MAYBE_ABORT(msg) \
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do { \
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bool abort = NECKO_ERRORS_ARE_FATAL_DEFAULT; \
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const char* e = PR_GetEnv("NECKO_ERRORS_ARE_FATAL"); \
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if (e) abort = (*e == '0') ? false : true; \
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if (abort) { \
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msg.AppendLiteral( \
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" (set NECKO_ERRORS_ARE_FATAL=0 in your environment " \
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"to convert this error into a warning.)"); \
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MOZ_CRASH_UNSAFE(msg.get()); \
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} else { \
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msg.AppendLiteral( \
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" (set NECKO_ERRORS_ARE_FATAL=1 in your environment " \
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"to convert this warning into a fatal error.)"); \
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NS_WARNING(msg.get()); \
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} \
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} while (0)
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#define DROP_DEAD() \
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do { \
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nsPrintfCString msg("NECKO ERROR: '%s' UNIMPLEMENTED", __FUNCTION__); \
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NECKO_MAYBE_ABORT(msg); \
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return NS_ERROR_NOT_IMPLEMENTED; \
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} while (0)
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#define ENSURE_CALLED_BEFORE_ASYNC_OPEN() \
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do { \
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if (LoadIsPending() || LoadWasOpened()) { \
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nsPrintfCString msg("'%s' called after AsyncOpen: %s +%d", __FUNCTION__, \
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__FILE__, __LINE__); \
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NECKO_MAYBE_ABORT(msg); \
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} \
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NS_ENSURE_TRUE(!LoadIsPending(), NS_ERROR_IN_PROGRESS); \
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NS_ENSURE_TRUE(!LoadWasOpened(), NS_ERROR_ALREADY_OPENED); \
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} while (0)
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// Fails call if made after request observers (on-modify-request, etc) have been
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// called
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#define ENSURE_CALLED_BEFORE_CONNECT() \
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do { \
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if (LoadRequestObserversCalled()) { \
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nsPrintfCString msg("'%s' called too late: %s +%d", __FUNCTION__, \
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__FILE__, __LINE__); \
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NECKO_MAYBE_ABORT(msg); \
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if (LoadIsPending()) return NS_ERROR_IN_PROGRESS; \
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MOZ_ASSERT(LoadWasOpened()); \
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return NS_ERROR_ALREADY_OPENED; \
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} \
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} while (0)
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namespace mozilla {
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namespace net {
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inline bool IsNeckoChild() {
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static bool didCheck = false;
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static bool amChild = false;
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if (!didCheck) {
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didCheck = true;
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amChild = (XRE_GetProcessType() == GeckoProcessType_Content);
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}
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return amChild;
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}
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inline bool IsSocketProcessChild() {
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static bool amChild = (XRE_GetProcessType() == GeckoProcessType_Socket);
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return amChild;
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}
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class HttpChannelSecurityWarningReporter : public nsISupports {
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public:
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[[nodiscard]] virtual nsresult ReportSecurityMessage(
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const nsAString& aMessageTag, const nsAString& aMessageCategory) = 0;
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[[nodiscard]] virtual nsresult LogBlockedCORSRequest(
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const nsAString& aMessage, const nsACString& aCategory,
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bool aIsWarning = false) = 0;
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[[nodiscard]] virtual nsresult LogMimeTypeMismatch(
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const nsACString& aMessageName, bool aWarning, const nsAString& aURL,
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const nsAString& aContentType) = 0;
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};
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struct OnStartRequestParams {
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nsCOMPtr<nsIRequest> request;
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};
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struct OnDataAvailableParams {
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nsCOMPtr<nsIRequest> request;
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nsCString data;
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uint64_t offset;
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uint32_t count;
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};
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struct OnStopRequestParams {
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nsCOMPtr<nsIRequest> request;
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nsresult status;
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};
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struct OnAfterLastPartParams {
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nsresult status;
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};
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using StreamListenerFunction =
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mozilla::Variant<OnStartRequestParams, OnDataAvailableParams,
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OnStopRequestParams, OnAfterLastPartParams>;
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nsresult ForwardStreamListenerFunctions(nsTArray<StreamListenerFunction> aCalls,
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nsIStreamListener* aParent);
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} // namespace net
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} // namespace mozilla
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#endif // mozilla_net_NeckoCommon_h
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