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misc.c
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/**********************************************************************
*
* This file is part of Cardpeek, the smart card reader utility.
*
* Copyright 2009-2013 by Alain Pannetrat <L1L1@gmx.com>
*
* Cardpeek is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Cardpeek is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Cardpeek. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <time.h>
#include "misc.h"
#include "pathconfig.h"
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <glib/gstdio.h>
#ifdef _WIN32
const char ANSI_RESET[] = "";
const char ANSI_RED[] = "";
const char ANSI_GREEN[] = "";
const char ANSI_YELLOW[] = "";
const char ANSI_BLUE[] = "";
const char ANSI_MAGENTA[] = "";
const char ANSI_CYAN[] = "";
const char ANSI_WHITE[] = "";
#else
const char ANSI_RESET[] = "\x1b[0m";
const char ANSI_RED[] = "\x1b[31m";
const char ANSI_GREEN[] = "\x1b[32m";
const char ANSI_YELLOW[] = "\x1b[33m";
const char ANSI_BLUE[] = "\x1b[34m";
const char ANSI_MAGENTA[] = "\x1b[35m";
const char ANSI_CYAN[] = "\x1b[36m";
const char ANSI_WHITE[] = "\x1b[37m";
#endif
const char *filename_extension(const char *fname)
{
const char* dot = strrchr(fname, '.');
if (!dot || dot==fname) return "";
return dot;
}
const char *filename_base(const char *fname)
{
const char* slash = strrchr(fname, '/');
if (!slash) slash = strrchr(fname, '\\');
if (!slash) return fname;
return slash+1;
}
void logstring_default(int,const char *);
unsigned logpos=0;
logfunc_t LOGFUNCTION = logstring_default;
FILE* LOGFILE=NULL;
void logstring_default(int level, const char *str)
{
if (level==LOG_DEBUG)
fprintf(stderr,"%s",str);
if (level==LOG_INFO)
fprintf(stderr,"%s%s",ANSI_GREEN,str);
if (level==LOG_WARNING)
fprintf(stderr,"%s%s",ANSI_MAGENTA,str);
if (level==LOG_ERROR)
fprintf(stderr,"%s%s",ANSI_RED,str);
fprintf(stderr,"%s",ANSI_RESET);
}
int log_printf(int level, const char *format, ...)
{
va_list al;
char *buf=NULL;
unsigned len_buf;
va_start(al,format);
len_buf = vsnprintf(buf,0,format,al);
va_end(al);
buf = (char *)malloc(len_buf+24);
if (level==LOG_DEBUG)
sprintf(buf,"%04i DEBUG ",logpos++);
else if (level==LOG_INFO)
sprintf(buf,"%04i INFO ",logpos++);
else if (level==LOG_WARNING)
sprintf(buf,"%04i WARNING ",logpos++);
else if (level==LOG_ERROR)
sprintf(buf,"%04i ERROR ",logpos++);
va_start(al,format);
vsprintf(buf+strlen(buf),format,al);
va_end(al);
strcat(buf,"\n");
if (LOGFUNCTION)
LOGFUNCTION(level,buf);
if (LOGFILE)
fprintf(LOGFILE,"%s",buf);
free(buf);
return len_buf;
}
void log_set_function(logfunc_t logfunc)
{
LOGFUNCTION=logfunc;
}
void log_open_file(void)
{
time_t now = time(NULL);
// changed mode from "w+"" to "w" (LOGFILE is never read, and "w+" is buggy
// on mingw glib2 versions 2.44.1-2 to 2.58.1-1 (at least) due to patch
// "0001-Use-CreateFile-on-Win32-to-make-sure-g_unlink-always.patch")
LOGFILE = g_fopen(path_config_get_string(PATH_CONFIG_FILE_CARDPEEK_LOG),"w");
if (LOGFILE)
fprintf(LOGFILE,"cardpeek log start: %s",ctime(&now));
else
fprintf(stderr,"Could not open %s for output. Proceeding without a log file.\n",path_config_get_string(PATH_CONFIG_FILE_CARDPEEK_LOG));
}
void log_close_file(void)
{
time_t now = time(NULL);
if (LOGFILE)
{
fprintf(LOGFILE,"cardpeek log ends: %s",ctime(&now));
fclose(LOGFILE);
}
LOGFILE = NULL;
}
/*********************************************************/
guint cstring_hash(gconstpointer str)
{
const unsigned char *s = str;
guint res=0;
while (*s)
{
res = (res*27)+(*s);
s++;
}
return res;
}
gint cstring_equal(gconstpointer a, gconstpointer b)
{
return (strcmp(a,b)==0);
}
/*********************************************************/
unsigned version_to_bcd(const char *version)
{
unsigned v[3];
v[0]=v[1]=v[2]=0;
sscanf(version,"%u.%u.%u",v,v+1,v+2);
return ((v[0]/10)<<28)|
((v[0]%10)<<24)|
((v[1]/10)<<20)|
((v[1]%10)<<16)|
((v[2]/1000)<<12)|
(((v[2]/100)%10)<<8)|
(((v[2]/10)%10)<<4)|
(v[2]%10);
}