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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
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