diff options
Diffstat (limited to 'third_party/libjingle/files/talk/base/logging.cc')
| -rw-r--r-- | third_party/libjingle/files/talk/base/logging.cc | 350 |
1 files changed, 0 insertions, 350 deletions
diff --git a/third_party/libjingle/files/talk/base/logging.cc b/third_party/libjingle/files/talk/base/logging.cc deleted file mode 100644 index 3f3a3f9..0000000 --- a/third_party/libjingle/files/talk/base/logging.cc +++ /dev/null @@ -1,350 +0,0 @@ -/* - * libjingle - * Copyright 2004--2005, Google Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. 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. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. - */ - -#include <stdio.h> -#ifdef WIN32 -#include <windows.h> -#define snprintf _snprintf -#undef ERROR // wingdi.h -#endif - -#include <iostream> -#include <iomanip> - -#include "talk/base/logging.h" -#include "talk/base/stream.h" -#include "talk/base/stringencode.h" -#include "talk/base/time.h" - -namespace talk_base { - -///////////////////////////////////////////////////////////////////////////// -// Constant Labels -///////////////////////////////////////////////////////////////////////////// - -const char * FindLabel(int value, const talk_base::ConstantLabel entries[]) { - for (int i=0; entries[i].label; ++i) { - if (value == entries[i].value) { - return entries[i].label; - } - } - return 0; -} - -std::string ErrorName(int err, const talk_base::ConstantLabel * err_table) { - const char * value = 0; - if (err == 0) - return "No error"; - - if (err_table != 0) { - if (const char * value = FindLabel(err, err_table)) - return value; - } - - char buffer[16]; - snprintf(buffer, sizeof(buffer), "0x%08x", err); - return buffer; -} - -///////////////////////////////////////////////////////////////////////////// -// LogMessage -///////////////////////////////////////////////////////////////////////////// - -#if LOGGING -static const int LOG_DEFAULT = LS_INFO; -#else -static const int LOG_DEFAULT = LogMessage::NO_LOGGING; -#endif - -// By default, release builds don't log, debug builds at info level -int LogMessage::min_sev_ = LOG_DEFAULT; -int LogMessage::dbg_sev_ = LOG_DEFAULT; - -// No file logging by default -int LogMessage::stream_sev_ = NO_LOGGING; - -// Don't bother printing context for the ubiquitous INFO log messages -int LogMessage::ctx_sev_ = LS_WARNING; - -// stream_ defaults to NULL -// Note: we explicitly do not clean this up, because of the uncertain ordering -// of destructors at program exit. Let the person who sets the stream trigger -// cleanup by setting to NULL, or let it leak (safe at program exit). -StreamInterface* LogMessage::stream_; - -// Boolean options default to false (0) -bool LogMessage::thread_, LogMessage::timestamp_; - -// Program start time -uint32 LogMessage::start_ = StartTime(); - -// if we're in diagnostic mode, we'll be explicitly set that way. default to false -bool LogMessage::is_diagnostic_mode_ = false; - -LogMessage::LogMessage(const char* file, int line, LoggingSeverity sev, - LogErrorContext err_ctx, int err, const char* module) - : severity_(sev) { - if (timestamp_) { - uint32 time = TimeDiff(Time(), start_); - print_stream_ << "[" << std::setfill('0') << std::setw(3) << (time / 1000) - << ":" << std::setw(3) << (time % 1000) << std::setfill(' ') - << "] "; - } - - if (thread_) { -#ifdef WIN32 - DWORD id = GetCurrentThreadId(); - print_stream_ << "[" << std::hex << id << std::dec << "] "; -#endif // WIN32 - } - - if (severity_ >= ctx_sev_) { - print_stream_ << Describe(sev) << "(" << DescribeFile(file) - << ":" << line << "): "; - } - - if (err_ctx != ERRCTX_NONE) { - std::ostringstream tmp; - tmp << "[0x" << std::setfill('0') << std::hex << std::setw(8) << err << "]"; - switch (err_ctx) { - case ERRCTX_ERRNO: - tmp << " " << strerror(err); - break; - #ifdef WIN32 - case ERRCTX_HRESULT: { - char msgbuf[256]; - DWORD flags = FORMAT_MESSAGE_FROM_SYSTEM; - HMODULE hmod = GetModuleHandleA(module); - if (hmod) - flags |= FORMAT_MESSAGE_FROM_HMODULE; - if (DWORD len = FormatMessageA( - flags, hmod, err, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - msgbuf, sizeof(msgbuf) / sizeof(msgbuf[0]), NULL)) { - while ((len > 0) && - isspace(static_cast<unsigned char>(msgbuf[len-1]))) { - msgbuf[--len] = 0; - } - tmp << " " << msgbuf; - } - break; } - #endif // WIN32 - default: - break; - } - extra_ = tmp.str(); - } -} - -LogMessage::~LogMessage() { - if (!extra_.empty()) - print_stream_ << " : " << extra_; - print_stream_ << std::endl; - const std::string& str = print_stream_.str(); - - if (severity_ >= dbg_sev_) { - bool log_to_stderr = true; -#ifdef WIN32 - static bool debugger_present = (IsDebuggerPresent() != FALSE); - if (debugger_present) { - log_to_stderr = false; - OutputDebugStringA(str.c_str()); - } - if (log_to_stderr) { - // This handles dynamically allocated consoles, too. - if (HANDLE error_handle = ::GetStdHandle(STD_ERROR_HANDLE)) { - log_to_stderr = false; - unsigned long written; - ::WriteFile(error_handle, str.data(), str.size(), &written, 0); - } - } -#endif // WIN32 - if (log_to_stderr) { - std::cerr << str; - std::cerr.flush(); - } - } - - if (severity_ >= stream_sev_) { - // If write isn't fully successful, what are we going to do, log it? :) - stream_->WriteAll(str.data(), str.size(), NULL, NULL); - } -} - -void LogMessage::LogContext(int min_sev) { - ctx_sev_ = min_sev; -} - -void LogMessage::LogThreads(bool on) { - thread_ = on; -} - -void LogMessage::LogTimestamps(bool on) { - timestamp_ = on; -} - -void LogMessage::ResetTimestamps() { - start_ = Time(); -} - -void LogMessage::LogToDebug(int min_sev) { - dbg_sev_ = min_sev; - min_sev_ = _min(dbg_sev_, stream_sev_); -} - -void LogMessage::LogToStream(StreamInterface* stream, int min_sev) { - delete stream_; - stream_ = stream; - stream_sev_ = (stream_ == 0) ? NO_LOGGING : min_sev; - min_sev_ = _min(dbg_sev_, stream_sev_); -} - -const char* LogMessage::Describe(LoggingSeverity sev) { - switch (sev) { - case LS_SENSITIVE: return "Sensitive"; - case LS_VERBOSE: return "Verbose"; - case LS_INFO: return "Info"; - case LS_WARNING: return "Warning"; - case LS_ERROR: return "Error"; - default: return "<unknown>"; - } -} - -const char* LogMessage::DescribeFile(const char* file) { - const char* end1 = ::strrchr(file, '/'); - const char* end2 = ::strrchr(file, '\\'); - if (!end1 && !end2) - return file; - else - return (end1 > end2) ? end1 + 1 : end2 + 1; -} - -////////////////////////////////////////////////////////////////////// -// Logging Helpers -////////////////////////////////////////////////////////////////////// - -void LogMultiline(LoggingSeverity level, const char* label, bool input, - const char * data, size_t len, bool hex_mode, - LogMultilineState* state) { - if (!LOG_CHECK_LEVEL_V(level)) - return; - - const char * direction = (input ? " << " : " >> "); - if (hex_mode) { - const size_t LINE_SIZE = 24; - char hex_line[LINE_SIZE * 9 / 4 + 2], asc_line[LINE_SIZE + 1]; - while (len > 0) { - memset(asc_line, ' ', sizeof(asc_line)); - memset(hex_line, ' ', sizeof(hex_line)); - size_t line_len = _min(len, LINE_SIZE); - for (size_t i=0; i<line_len; ++i) { - unsigned char ch = static_cast<unsigned char>(data[i]); - asc_line[i] = isprint(ch) ? data[i] : '.'; - hex_line[i*2 + i/4] = hex_encode(ch >> 4); - hex_line[i*2 + i/4 + 1] = hex_encode(ch & 0xf); - } - asc_line[sizeof(asc_line)-1] = 0; - hex_line[sizeof(hex_line)-1] = 0; - LOG_V(level) << label << direction - << asc_line << " " << hex_line << " "; - data += line_len; - len -= line_len; - } - return; - } - - size_t consecutive_unprintable = state ? state->unprintable_count_ : 0; - - std::string str(data, len); - while (!str.empty()) { - size_t line_end_length = 0; - std::string::size_type pos = str.find('\n'); - std::string substr = str; - if (pos == std::string::npos) { - substr = str; - str.clear(); - } else if ((pos > 0) && (str[pos-1] == '\r')) { - line_end_length = 2; - substr = str.substr(0, pos - 1); - str = str.substr(pos + 1); - } else { - line_end_length = 1; - substr = str.substr(0, pos); - str = str.substr(pos + 1); - } - - // Any lines which consist entirely of ascii characters are printed. Other - // lines are considered binary, and we just count the number of bytes. - // This algorithm should be very compatible with HTTP transfers of binary - // data. - bool is_ascii = true, is_whitespace = true; - for (size_t i=0; i<substr.size(); ++i) { - unsigned char ch = static_cast<unsigned char>(substr[i]); - if (!isprint(ch)) { - is_ascii = false; - break; - } else if (!isspace(static_cast<unsigned char>(ch))) { - is_whitespace = false; - } - } - // Treat an empty line following binary data as binary. - if (is_whitespace && consecutive_unprintable) { - is_ascii = false; - } - if (!is_ascii) { - consecutive_unprintable += substr.size() + line_end_length; - } - if (consecutive_unprintable && (is_ascii || str.empty())) { - LOG_V(level) << label << direction << "## " << consecutive_unprintable - << " consecutive unprintable ##"; - } - if (is_ascii) { - consecutive_unprintable = 0; - } else { - continue; - } - - // Filter out any private data - std::string::size_type pos_private = substr.find("Email"); - if (pos_private == std::string::npos) { - pos_private = substr.find("Passwd"); - } - if (pos_private == std::string::npos) { - LOG_V(level) << label << direction << substr; - } else { - LOG_V(level) << label << direction << "## omitted for privacy ##"; - } - } - - if (state) { - state->unprintable_count_ = consecutive_unprintable; - } -} - -////////////////////////////////////////////////////////////////////// - -} // namespace talk_base |