diff options
Diffstat (limited to 'SoftHSMv2/src/lib/common/log.cpp')
| -rw-r--r-- | SoftHSMv2/src/lib/common/log.cpp | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/common/log.cpp b/SoftHSMv2/src/lib/common/log.cpp new file mode 100644 index 0000000..7400f6a --- /dev/null +++ b/SoftHSMv2/src/lib/common/log.cpp @@ -0,0 +1,109 @@ +/* + * Copyright (c) 2010 SURFnet bv + * All rights reserved. + * + * 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. + * + * 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. + */ + +/***************************************************************************** + log.cpp + + Implements logging functions. This file is based on the concepts from + SoftHSM v1 but extends the logging functions with support for a variable + argument list as defined in stdarg (3). + *****************************************************************************/ + +#include "config.h" +#include <stdarg.h> +#include <syslog.h> +#include <stdio.h> +#include <sstream> +#include <vector> +#include "log.h" + +int softLogLevel = LOG_DEBUG; + +bool setLogLevel(const std::string &loglevel) +{ + if (loglevel == "ERROR") + { + softLogLevel = LOG_ERR; + } + else if (loglevel == "WARNING") + { + softLogLevel = LOG_WARNING; + } + else if (loglevel == "INFO") + { + softLogLevel = LOG_INFO; + } + else if (loglevel == "DEBUG") + { + softLogLevel = LOG_DEBUG; + } + else + { + ERROR_MSG("Unknown value (%s) for log.level in configuration", loglevel.c_str()); + return false; + } + + return true; +} + +void softHSMLog(const int loglevel, const char* functionName, const char* fileName, const int lineNo, const char* format, ...) +{ + if (loglevel > softLogLevel) return; + + std::stringstream prepend; + +#ifdef SOFTHSM_LOG_FILE_AND_LINE + prepend << fileName << "(" << lineNo << ")"; +#ifndef SOFTHSM_LOG_FUNCTION_NAME + (void) functionName; + prepend << ":"; +#endif // !SOFTHSM_LOG_FUNCTION_NAME + prepend << " "; +#endif // SOFTHSM_LOG_FILE_AND_LINE + +#ifdef SOFTHSM_LOG_FUNCTION_NAME + prepend << functionName << ": "; +#endif // SOFTHSM_LOG_FUNCTION_NAME + + // Print the format to a log message + std::vector<char> logMessage; + va_list args; + + logMessage.resize(4096); + + va_start(args, format); + vsnprintf(&logMessage[0], 4096, format, args); + va_end(args); + + // And log it + syslog(loglevel, "%s%s", prepend.str().c_str(), &logMessage[0]); + +#ifdef DEBUG_LOG_STDERR + fprintf(stderr, "%s%s\n", prepend.str().c_str(), &logMessage[0]); + fflush(stderr); +#endif // DEBUG_LOG_STDERR +} + |