]> cvs.zerfleddert.de Git - proxmark3-svn/blob - client/ui.c
fixing the crash on exit
[proxmark3-svn] / 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 int flushAfterWrite = 0; //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 int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
53
54 if (need_hack) {
55 saved_point = rl_point;
56 saved_line = rl_copy_text(0, rl_end);
57 rl_save_prompt();
58 rl_replace_line("", 0);
59 rl_redisplay();
60 }
61
62 va_start(argptr, fmt);
63 va_copy(argptr2, argptr);
64 vprintf(fmt, argptr);
65 printf(" "); // cleaning prompt
66 va_end(argptr);
67 printf("\n");
68
69 if (need_hack) {
70 rl_restore_prompt();
71 rl_replace_line(saved_line, 0);
72 rl_point = saved_point;
73 rl_redisplay();
74 free(saved_line);
75 }
76
77 if (logging && logfile) {
78 vfprintf(logfile, fmt, argptr2);
79 fprintf(logfile,"\n");
80 fflush(logfile);
81 }
82 va_end(argptr2);
83
84 if (flushAfterWrite == 1) //buzzy
85 {
86 fflush(NULL);
87 }
88 //release lock
89 pthread_mutex_unlock(&print_lock);
90 }
91
92
93 void SetLogFilename(char *fn)
94 {
95 logfilename = fn;
96 }
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