git.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 <stdbool.h>
  16 #include <readline/readline.h>
  17 #include <pthread.h>
  18
  19 #include "ui.h"
  20
  21 double CursorScaleFactor = 1;
  22 int PlotGridX, PlotGridY, PlotGridXdefault= 64, PlotGridYdefault= 64, CursorCPos= 0, CursorDPos= 0;
  23 int offline;
  24 int flushAfterWrite = 0;  //buzzy
  25 int GridOffset = 0;
  26 bool GridLocked = false;
  27
  28 extern pthread_mutex_t print_lock;
  29
  30 static char *logfilename = "proxmark3.log";
  31
  32 void PrintAndLog(char *fmt, ...)
  33 {
  34         char *saved_line;
  35         int saved_point;
  36         va_list argptr, argptr2;
  37         static FILE *logfile = NULL;
  38         static int logging=1;
  39
  40         // lock this section to avoid interlacing prints from different threads
  41         pthread_mutex_lock(&print_lock);
  42
  43         if (logging && !logfile) {
  44                 logfile=fopen(logfilename, "a");
  45                 if (!logfile) {
  46                         fprintf(stderr, "Can't open logfile, logging disabled!\n");
  47                         logging=0;
  48                 }
  49         }
  50
  51         int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
  52
  53         if (need_hack) {
  54                 saved_point = rl_point;
  55                 saved_line = rl_copy_text(0, rl_end);
  56                 rl_save_prompt();
  57                 rl_replace_line("", 0);
  58                 rl_redisplay();
  59         }
  60
  61         va_start(argptr, fmt);
  62         va_copy(argptr2, argptr);
  63         vprintf(fmt, argptr);
  64         printf("          "); // cleaning prompt
  65         va_end(argptr);
  66         printf("\n");
  67
  68         if (need_hack) {
  69                 rl_restore_prompt();
  70                 rl_replace_line(saved_line, 0);
  71                 rl_point = saved_point;
  72                 rl_redisplay();
  73                 free(saved_line);
  74         }
  75
  76         if (logging && logfile) {
  77                 vfprintf(logfile, fmt, argptr2);
  78                 fprintf(logfile,"\n");
  79                 fflush(logfile);
  80         }
  81         va_end(argptr2);
  82
  83         if (flushAfterWrite == 1)  //buzzy
  84         {
  85                 fflush(NULL);
  86         }
  87         //release lock
  88         pthread_mutex_unlock(&print_lock);
  89 }
  90
  91
  92 void SetLogFilename(char *fn)
  93 {
  94   logfilename = fn;
  95 }