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/*
* tools.c
* ifd-CCID
*
* Created by JL on Mon Feb 10 2003.
* Copyright (c) 2003 Jean-Luc Giraud. All rights reserved.
* See COPYING file for license.
*
*/
#include "tools.h"
#ifndef TARGET_OSX
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <syslog.h>
LogLevel bGlobalLogLevel = LogLevelMaximum;
BYTE bLogging = 1;
LogType bGlobalLogType = LogTypeStderr;
// Logging tools
void LogMessage(const char * pcFile, WORD wLine, BYTE bLogLevel, const char* pcFormat,...)
{
va_list ap;
int rv;
char *pcLogMessage = NULL;
// Do not log if log level > 0 and logging is disabled
if ( (!bLogging) && bGlobalLogLevel )
{
return;
}
if ( bGlobalLogLevel >= bLogLevel )
{
va_start(ap, pcFormat);
rv = sprintf(pcLogMessage, pcFormat, ap);
if ( rv == -1 )
{
pcLogMessage = "Could not allocate buffer for vasprintf";
}
va_end(ap);
if ( bGlobalLogType == LogTypeSysLog)
{
syslog(LOG_INFO, "%s (%d): %s", pcFile, (int)wLine, pcLogMessage);
}
else
{
fprintf(stderr, "%s (%d): %s\n", pcFile, (int)wLine, pcLogMessage);
}
if ( rv != -1 )
{
free(pcLogMessage);
}
}
}
void LogHexBuffer(const char * pcFile, WORD wLine, BYTE bLogLevel,
BYTE * pbData, WORD wLength, const char* pcFormat,...)
{
WORD index;
va_list ap;
int rv, rvHex = -1;
char *pcLogMessage = NULL;
char *pcLogHexData = NULL;
char *pcLogHexCurrent;
if ( (!bLogging) && bGlobalLogLevel )
{
return;
}
if ( bGlobalLogLevel >= bLogLevel )
{
va_start(ap, pcFormat);
rv = sprintf(pcLogMessage, pcFormat, ap);
if ( rv == -1 )
{
pcLogMessage = "Could not allocate buffer for vasprintf";
}
else
{
// Allocate buffer string for printing of data
// Each byte is 3 chars (1 per nibble + space)
// Plus 1 for NULL byte
pcLogHexData = malloc(wLength * 3 * sizeof(char) + 1);
rvHex = 0;
if ( pcLogHexData == NULL )
{
rvHex = -1;
pcLogHexData = "Could not allocate buffer to print binary buffer";
}
else
{
pcLogHexCurrent = pcLogHexData;
for (index = 0; index < wLength; index++)
{
sprintf(pcLogHexCurrent, "%02X ", pbData[index]);
pcLogHexCurrent += 3 * sizeof(char);
}
}
}
va_end(ap);
if ( bGlobalLogType == LogTypeSysLog)
{
syslog(LOG_INFO, "%s (%d): %s : %s", pcFile, (int)wLine, pcLogMessage,
pcLogHexData);
}
else
{
fprintf(stderr, "%s (%d): %s : %s\n", pcFile, (int)wLine, pcLogMessage,
pcLogHexData);
}
if ( rv != -1 )
{
free(pcLogMessage);
}
if ( rvHex != -1 )
{
free(pcLogHexData);
}
}
}
void SetLogLevel(BYTE bLogLevel)
{
bGlobalLogLevel = bLogLevel;
}
void SetLogType(LogType bLogtype)
{
bGlobalLogType = bLogtype;
}
void StartLogging()
{
bLogging = 1;
}
void StopLogging()
{
bLogging = 0;
}
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