Fix memory bounds error

[proxmark3-svn] / client / ui.c

diff --git a/client/ui.c b/client/ui.c
index 1eb877d84e1a8875f203f53910bd5d1d910f1de4..df2c3ce3c6a6909cb99317f34770853c40992f13 100644 (file)
--- a/client/ui.c
+++ b/client/ui.c
@@ -12,14 +12,21 @@
 #include <stdarg.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <time.h>
+#include <stdbool.h>
 #include <readline/readline.h>
+#include <pthread.h>
 
 #include "ui.h"
 
-double CursorScaleFactor;
-int PlotGridX, PlotGridY;
+double CursorScaleFactor = 1;
+int PlotGridX=0, PlotGridY=0, PlotGridXdefault= 64, PlotGridYdefault= 64, CursorCPos= 0, CursorDPos= 0;
 int offline;
+int flushAfterWrite = 0;  //buzzy
+int GridOffset = 0;
+bool GridLocked = false;
+bool showDemod = true;
+
+extern pthread_mutex_t print_lock;
 
 static char *logfilename = "proxmark3.log";
 
@@ -27,18 +34,23 @@ void PrintAndLog(char *fmt, ...)
 {
        char *saved_line;
        int saved_point;
-  va_list argptr, argptr2;
-  static FILE *logfile = NULL;
-  static int logging=1;
+       va_list argptr, argptr2;
+       static FILE *logfile = NULL;
+       static int logging=1;
 
-  if (logging && !logfile) {
-    logfile=fopen(logfilename, "a");
-    if (!logfile) {
-      fprintf(stderr, "Can't open logfile, logging disabled!\n");
-      logging=0;
-    }
-  }
-       
+       // lock this section to avoid interlacing prints from different threads
+       pthread_mutex_lock(&print_lock);
+  
+       if (logging && !logfile) {
+               logfile=fopen(logfilename, "a");
+               if (!logfile) {
+                       fprintf(stderr, "Can't open logfile, logging disabled!\n");
+                       logging=0;
+               }
+       }
+
+#ifdef RL_STATE_READCMD
+       // We are using GNU readline.
        int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
 
        if (need_hack) {
@@ -48,13 +60,17 @@ void PrintAndLog(char *fmt, ...)
                rl_replace_line("", 0);
                rl_redisplay();
        }
+#else
+       // We are using libedit (OSX), which doesn't support this flag.
+       int need_hack = 0;
+#endif
        
-  va_start(argptr, fmt);
-  va_copy(argptr2, argptr);
-  vprintf(fmt, argptr);
-  vprintf("          ", 0); // cleaning prompt
-  va_end(argptr);
-  printf("\n");
+       va_start(argptr, fmt);
+       va_copy(argptr2, argptr);
+       vprintf(fmt, argptr);
+       printf("          "); // cleaning prompt
+       va_end(argptr);
+       printf("\n");
 
        if (need_hack) {
                rl_restore_prompt();
@@ -64,14 +80,22 @@ void PrintAndLog(char *fmt, ...)
                free(saved_line);
        }
        
-  if (logging && logfile) {
-    vfprintf(logfile, fmt, argptr2);
-    fprintf(logfile,"\n");
-    fflush(logfile);
-  }
-  va_end(argptr2);
+       if (logging && logfile) {
+               vfprintf(logfile, fmt, argptr2);
+               fprintf(logfile,"\n");
+               fflush(logfile);
+       }
+       va_end(argptr2);
+
+       if (flushAfterWrite == 1)  //buzzy
+       {
+               fflush(NULL);
+       }
+       //release lock
+       pthread_mutex_unlock(&print_lock);  
 }
 
+
 void SetLogFilename(char *fn)
 {
   logfilename = fn;