From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/webrtc/transport/rlogconnector.h | 127 +++++++++++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 dom/media/webrtc/transport/rlogconnector.h (limited to 'dom/media/webrtc/transport/rlogconnector.h') diff --git a/dom/media/webrtc/transport/rlogconnector.h b/dom/media/webrtc/transport/rlogconnector.h new file mode 100644 index 0000000000..8236eb2ab3 --- /dev/null +++ b/dom/media/webrtc/transport/rlogconnector.h @@ -0,0 +1,127 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 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/. */ + +// Some of this code is cut-and-pasted from nICEr. Copyright is: + +/* +Copyright (c) 2007, Adobe Systems, Incorporated +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + +* Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + +* Neither the name of Adobe Systems, Network Resonance nor the names of its + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/* 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/. */ + +/* Original author: bcampen@mozilla.com */ + +/* + This file defines an r_dest_vlog that can be used to accumulate log messages + for later inspection/filtering. The intent is to use this for interactive + debug purposes on an about:webrtc page or similar. +*/ + +#ifndef rlogconnector_h__ +#define rlogconnector_h__ + +#include + +#include +#include +#include + +#include "mozilla/Mutex.h" + +#include "m_cpp_utils.h" + +namespace mozilla { + +class RLogConnector { + public: + /* + NB: These are not threadsafe, nor are they safe to call during static + init/deinit. + */ + static RLogConnector* CreateInstance(); + static RLogConnector* GetInstance(); + static void DestroyInstance(); + + /* + Retrieves log statements that match a given substring, subject to a + limit. |matching_logs| will be filled in chronological order (front() + is oldest, back() is newest). |limit| == 0 will be interpreted as no + limit. + */ + void Filter(const std::string& substring, uint32_t limit, + std::deque* matching_logs); + + void FilterAny(const std::vector& substrings, uint32_t limit, + std::deque* matching_logs); + + inline void GetAny(uint32_t limit, std::deque* matching_logs) { + Filter("", limit, matching_logs); + } + + void SetLogLimit(uint32_t new_limit); + bool ShouldLog(int level) const; + void Log(int level, std::string&& log); + void Clear(); + + // Methods to signal when a PeerConnection exists in a Private Window. + void EnterPrivateMode(); + void ExitPrivateMode(); + + private: + RLogConnector(); + ~RLogConnector(); + void RemoveOld(); + void AddMsg(std::string&& msg); + + static RLogConnector* instance; + + /* + * Might be worthwhile making this a circular buffer, but I think it is + * preferable to take up as little space as possible if no logging is + * happening/the ringbuffer is not being used. + */ + std::deque log_messages_; + /* Max size of log buffer (should we use time-depth instead/also?) */ + uint32_t log_limit_; + OffTheBooksMutex mutex_; + uint32_t disableCount_; + + DISALLOW_COPY_ASSIGN(RLogConnector); +}; // class RLogConnector + +} // namespace mozilla + +#endif // rlogconnector_h__ -- cgit v1.2.3