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=0, PlotGridY=0, PlotGridXdefault= 64, PlotGridYdefault= 64, CursorCPos= 0, CursorDPos= 0;
  23 int offline;
  24 bool flushAfterWrite = false;  //buzzy
  25 int GridOffset = 0;
  26 bool GridLocked = false;
  27 bool showDemod = true;
  28
  29 extern pthread_mutex_t print_lock;
  30
  31 static char *logfilename = "proxmark3.log";
  32
  33 void PrintAndLog(char *fmt, ...)
  34 {
  35         char *saved_line;
  36         int saved_point;
  37         va_list argptr, argptr2;
  38         static FILE *logfile = NULL;
  39         static int logging=1;
  40
  41         // lock this section to avoid interlacing prints from different threads
  42         pthread_mutex_lock(&print_lock);
  43
  44         if (logging && !logfile) {
  45                 logfile=fopen(logfilename, "a");
  46                 if (!logfile) {
  47                         fprintf(stderr, "Can't open logfile, logging disabled!\n");
  48                         logging=0;
  49                 }
  50         }
  51
  52 #ifdef RL_STATE_READCMD
  53         // We are using GNU readline.
  54         int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
  55
  56         if (need_hack) {
  57                 saved_point = rl_point;
  58                 saved_line = rl_copy_text(0, rl_end);
  59                 rl_save_prompt();
  60                 rl_replace_line("", 0);
  61                 rl_redisplay();
  62         }
  63 #else
  64         // We are using libedit (OSX), which doesn't support this flag.
  65 #endif
  66
  67         va_start(argptr, fmt);
  68         va_copy(argptr2, argptr);
  69         vprintf(fmt, argptr);
  70         printf("          "); // cleaning prompt
  71         va_end(argptr);
  72         printf("\n");
  73
  74         // This needs to be wrapped in ifdefs, as this if optimisation is disabled,
  75         // this block won't be removed, and it'll fail at the linker.
  76 #ifdef RL_STATE_READCMD
  77         if (need_hack) {
  78                 rl_restore_prompt();
  79                 rl_replace_line(saved_line, 0);
  80                 rl_point = saved_point;
  81                 rl_redisplay();
  82                 free(saved_line);
  83         }
  84 #endif
  85
  86         if (logging && logfile) {
  87                 vfprintf(logfile, fmt, argptr2);
  88                 fprintf(logfile,"\n");
  89                 fflush(logfile);
  90         }
  91         va_end(argptr2);
  92
  93         if (flushAfterWrite == 1)  //buzzy
  94         {
  95                 fflush(NULL);
  96         }
  97         //release lock
  98         pthread_mutex_unlock(&print_lock);
  99 }
 100
 101
 102 void SetLogFilename(char *fn)
 103 {
 104   logfilename = fn;
 105 }
 106
 107 void SetFlushAfterWrite(bool flush_after_write) {
 108         flushAfterWrite = flush_after_write;
 109 }
 110