cvs.zerfleddert.de Git - proxmark3-svn/blob - client/ui.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
   3 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
   4 //
   5 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   6 // at your option, any later version. See the LICENSE.txt file for the text of
   7 // the license.
   8 //-----------------------------------------------------------------------------
   9 // UI utilities
  10 //-----------------------------------------------------------------------------
  11
  12 #include <stdarg.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15 #include <readline/readline.h>
  16 #include <pthread.h>
  17
  18 #include "ui.h"
  19
  20 double CursorScaleFactor;
  21 int PlotGridX, PlotGridY, PlotGridXdefault= 64, PlotGridYdefault= 64, CursorCPos= 0, CursorDPos= 0;
  22 int offline;
  23 int flushAfterWrite = 0;  //buzzy
  24 extern pthread_mutex_t print_lock;
  25
  26 static char *logfilename = "proxmark3.log";
  27
  28 void PrintAndLog(char *fmt, ...)
  29 {
  30         char *saved_line;
  31         int saved_point;
  32         va_list argptr, argptr2;
  33         static FILE *logfile = NULL;
  34         static int logging=1;
  35
  36         // lock this section to avoid interlacing prints from different threads
  37         pthread_mutex_lock(&print_lock);
  38
  39         if (logging && !logfile) {
  40                 logfile=fopen(logfilename, "a");
  41                 if (!logfile) {
  42                         fprintf(stderr, "Can't open logfile, logging disabled!\n");
  43                         logging=0;
  44                 }
  45         }
  46
  47         int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
  48
  49         if (need_hack) {
  50                 saved_point = rl_point;
  51                 saved_line = rl_copy_text(0, rl_end);
  52                 rl_save_prompt();
  53                 rl_replace_line("", 0);
  54                 rl_redisplay();
  55         }
  56
  57         va_start(argptr, fmt);
  58         va_copy(argptr2, argptr);
  59         vprintf(fmt, argptr);
  60         printf("          "); // cleaning prompt
  61         va_end(argptr);
  62         printf("\n");
  63
  64         if (need_hack) {
  65                 rl_restore_prompt();
  66                 rl_replace_line(saved_line, 0);
  67                 rl_point = saved_point;
  68                 rl_redisplay();
  69                 free(saved_line);
  70         }
  71
  72         if (logging && logfile) {
  73                 vfprintf(logfile, fmt, argptr2);
  74                 fprintf(logfile,"\n");
  75                 fflush(logfile);
  76         }
  77         va_end(argptr2);
  78
  79         if (flushAfterWrite == 1)  //buzzy
  80         {
  81                 fflush(NULL);
  82         }
  83         //release lock
  84         pthread_mutex_unlock(&print_lock);
  85 }
  86
  87
  88 void SetLogFilename(char *fn)
  89 {
  90   logfilename = fn;
  91 }