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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
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