From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- security/sandbox/chromium-shim/base/logging.cpp | 160 ++++++++++++++++++++++++ 1 file changed, 160 insertions(+) create mode 100644 security/sandbox/chromium-shim/base/logging.cpp (limited to 'security/sandbox/chromium-shim/base/logging.cpp') diff --git a/security/sandbox/chromium-shim/base/logging.cpp b/security/sandbox/chromium-shim/base/logging.cpp new file mode 100644 index 0000000000..9ac163c0ea --- /dev/null +++ b/security/sandbox/chromium-shim/base/logging.cpp @@ -0,0 +1,160 @@ +/* -*- 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/. */ + +// This is a stripped down version of the Chromium source file base/logging.cc +// This prevents dependency on the Chromium logging and dependency creep in +// general. +// At some point we should find a way to hook this into our own logging see +// bug 1013988. +// The formatting in this file matches the original Chromium file to aid future +// merging. + +#include "base/logging.h" + +#if defined(OS_WIN) +#include +#endif + +#if defined(OS_POSIX) +#include +#endif + +#if defined(OS_WIN) +#include "base/strings/utf_string_conversions.h" +#endif + +#include + +#include "mozilla/Assertions.h" +#include "mozilla/Unused.h" + +namespace logging { + +namespace { + +int g_min_log_level = 0; + +LoggingDestination g_logging_destination = LOG_DEFAULT; + +// For LOG_ERROR and above, always print to stderr. +const int kAlwaysPrintErrorLevel = LOG_ERROR; + +// A log message handler that gets notified of every log message we process. +LogMessageHandlerFunction log_message_handler = nullptr; + +} // namespace + +// This is never instantiated, it's just used for EAT_STREAM_PARAMETERS to have +// an object of the correct type on the LHS of the unused part of the ternary +// operator. +std::ostream* g_swallow_stream; + +void SetMinLogLevel(int level) { + g_min_log_level = std::min(LOG_FATAL, level); +} + +int GetMinLogLevel() { + return g_min_log_level; +} + +bool ShouldCreateLogMessage(int severity) { + if (severity < g_min_log_level) + return false; + + // Return true here unless we know ~LogMessage won't do anything. Note that + // ~LogMessage writes to stderr if severity_ >= kAlwaysPrintErrorLevel, even + // when g_logging_destination is LOG_NONE. + return g_logging_destination != LOG_NONE || log_message_handler || + severity >= kAlwaysPrintErrorLevel; +} + +int GetVlogLevelHelper(const char* file, size_t N) { + return 0; +} + +// Explicit instantiations for commonly used comparisons. +template std::string* MakeCheckOpString( + const int&, const int&, const char* names); +template std::string* MakeCheckOpString( + const unsigned long&, const unsigned long&, const char* names); +template std::string* MakeCheckOpString( + const unsigned long&, const unsigned int&, const char* names); +template std::string* MakeCheckOpString( + const unsigned int&, const unsigned long&, const char* names); +template std::string* MakeCheckOpString( + const std::string&, const std::string&, const char* name); + +LogMessage::LogMessage(const char* file, int line, LogSeverity severity) + : severity_(severity), file_(file), line_(line) { +} + +LogMessage::LogMessage(const char* file, int line, const char* condition) + : severity_(LOG_FATAL), file_(file), line_(line) { +} + +LogMessage::LogMessage(const char* file, int line, std::string* result) + : severity_(LOG_FATAL), file_(file), line_(line) { + delete result; +} + +LogMessage::LogMessage(const char* file, int line, LogSeverity severity, + std::string* result) + : severity_(severity), file_(file), line_(line) { + delete result; +} + +LogMessage::~LogMessage() { + if (severity_ == LOG_FATAL) { + MOZ_CRASH("Hit fatal chromium sandbox condition."); + } +} + +SystemErrorCode GetLastSystemErrorCode() { +#if defined(OS_WIN) + return ::GetLastError(); +#elif defined(OS_POSIX) + return errno; +#else +#error Not implemented +#endif +} + +#if defined(OS_WIN) +Win32ErrorLogMessage::Win32ErrorLogMessage(const char* file, + int line, + LogSeverity severity, + SystemErrorCode err) + : err_(err), + log_message_(file, line, severity) { + mozilla::Unused << err_; +} + +Win32ErrorLogMessage::~Win32ErrorLogMessage() { +} +#elif defined(OS_POSIX) +ErrnoLogMessage::ErrnoLogMessage(const char* file, + int line, + LogSeverity severity, + SystemErrorCode err) + : err_(err), + log_message_(file, line, severity) { + mozilla::Unused << err_; +} + +ErrnoLogMessage::~ErrnoLogMessage() { +} +#endif // OS_WIN + +void RawLog(int level, const char* message) { +} + +} // namespace logging + +#if defined(OS_WIN) +std::ostream& std::operator<<(std::ostream& out, const wchar_t* wstr) { + return out << base::WideToUTF8(std::wstring(wstr)); +} +#endif -- cgit v1.2.3