diff --git a/common/ChangeLog b/common/ChangeLog
index ee363f83e..66e935b28 100644
--- a/common/ChangeLog
+++ b/common/ChangeLog
@@ -1,3 +1,9 @@
+2003-09-18  Werner Koch  <wk@gnupg.org>
+
+	* ttyio.c (tty_fprintf): New.
+	(tty_print_string, tty_print_utf8_string2)
+	(tty_print_utf8_string): Made P argument const byte*.
+
 2003-08-20  Marcus Brinkmann  <marcus@g10code.de>
 
 	* maperror.c (map_ksba_err): Map -1.  Use gpg_err_make to set
diff --git a/common/ttyio.c b/common/ttyio.c
index fd748009e..c77b4a85a 100644
--- a/common/ttyio.c
+++ b/common/ttyio.c
@@ -219,11 +219,58 @@ tty_printf( const char *fmt, ... )
 }
 
 
+/* Same as tty_printf but if FP is not NULL, behave like a regualr
+   fprintf. */
+void
+tty_fprintf (FILE *fp, const char *fmt, ... )
+{
+  va_list arg_ptr;
+
+  if (fp)
+    {
+      va_start (arg_ptr, fmt) ;
+      vfprintf (fp, fmt, arg_ptr );
+      va_end (arg_ptr);
+      return;
+    }
+
+  if (no_terminal)
+    return;
+
+  if( !initialized )
+    init_ttyfp();
+
+    va_start( arg_ptr, fmt ) ;
+#ifdef __MINGW32__
+    {   
+        char *buf = NULL;
+        int n;
+	DWORD nwritten;
+
+	n = vasprintf(&buf, fmt, arg_ptr);
+	if( !buf )
+	    log_bug("vasprintf() failed\n");
+        
+	if( !WriteConsoleA( con.out, buf, n, &nwritten, NULL ) )
+	    log_fatal("WriteConsole failed: rc=%d", (int)GetLastError() );
+	if( n != nwritten )
+	    log_fatal("WriteConsole failed: %d != %d\n", n, (int)nwritten );
+	last_prompt_len += n;
+        xfree (buf);
+    }
+#else
+    last_prompt_len += vfprintf(ttyfp,fmt,arg_ptr) ;
+    fflush(ttyfp);
+#endif
+    va_end(arg_ptr);
+}
+
+
 /****************
  * Print a string, but filter all control characters out.
  */
 void
-tty_print_string( byte *p, size_t n )
+tty_print_string ( const byte *p, size_t n )
 {
     if (no_terminal)
 	return;
@@ -261,7 +308,7 @@ tty_print_string( byte *p, size_t n )
 }
 
 void
-tty_print_utf8_string2( byte *p, size_t n, size_t max_n )
+tty_print_utf8_string2( const byte *p, size_t n, size_t max_n )
 {
     size_t i;
     char *buf;
@@ -292,7 +339,7 @@ tty_print_utf8_string2( byte *p, size_t n, size_t max_n )
 }
 
 void
-tty_print_utf8_string( byte *p, size_t n )
+tty_print_utf8_string( const byte *p, size_t n )
 {
     tty_print_utf8_string2( p, n, 0 );
 }
diff --git a/common/ttyio.h b/common/ttyio.h
index b3ca7dcaf..6fa7400a9 100644
--- a/common/ttyio.h
+++ b/common/ttyio.h
@@ -23,13 +23,17 @@
 const char *tty_get_ttyname (void);
 int tty_batchmode (int onoff);
 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 )
-void tty_printf (const char *fmt, ... ) __attribute__ ((format (printf,1,2)));
+void tty_printf (const char *fmt, ... )
+                 __attribute__ ((format (printf,1,2)));
+void tty_fprintf (FILE *fp, const char *fmt, ... )
+                 __attribute__ ((format (printf,2,3)));
 #else
 void tty_printf (const char *fmt, ... );
+void tty_fprintf (FILE *fp, const char *fmt, ... );
 #endif
-void tty_print_string (unsigned char *p, size_t n);
-void tty_print_utf8_string (unsigned char *p, size_t n);
-void tty_print_utf8_string2 (unsigned char *p, size_t n, size_t max_n);
+void tty_print_string (const unsigned char *p, size_t n);
+void tty_print_utf8_string (const unsigned char *p, size_t n);
+void tty_print_utf8_string2 (const unsigned char *p, size_t n, size_t max_n);
 char *tty_get (const char *prompt);
 char *tty_get_hidden (const char *prompt);
 void tty_kill_prompt (void);