From 541815ff7f54f45a60d058b1c499c4affff094e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Wed, 4 Jan 2017 21:34:42 +0100
Subject: [PATCH] char-win: close file handle except with console
MIME-Version: 1.0
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Only the console handle shouldn't be closed, however, the "file" handle
should.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 chardev/char-console.c |  2 +-
 chardev/char-file.c    |  2 +-
 chardev/char-win.c     | 12 ++++--------
 chardev/char-win.h     |  5 ++---
 4 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/chardev/char-console.c b/chardev/char-console.c
index c824937fe6..8d972c1506 100644
--- a/chardev/char-console.c
+++ b/chardev/char-console.c
@@ -29,7 +29,7 @@ static void qemu_chr_open_win_con(Chardev *chr,
                                   bool *be_opened,
                                   Error **errp)
 {
-    qemu_chr_open_win_file(chr, GetStdHandle(STD_OUTPUT_HANDLE));
+    win_chr_set_file(chr, GetStdHandle(STD_OUTPUT_HANDLE), true);
 }
 
 static void char_console_class_init(ObjectClass *oc, void *data)
diff --git a/chardev/char-file.c b/chardev/char-file.c
index 8bae25350d..aed4ae1569 100644
--- a/chardev/char-file.c
+++ b/chardev/char-file.c
@@ -65,7 +65,7 @@ static void qmp_chardev_open_file(Chardev *chr,
         return;
     }
 
-    qemu_chr_open_win_file(chr, out);
+    win_chr_set_file(chr, out, false);
 #else
     int flags, in = -1, out;
 
diff --git a/chardev/char-win.c b/chardev/char-win.c
index a7e3296909..ec9a731be9 100644
--- a/chardev/char-win.c
+++ b/chardev/char-win.c
@@ -192,17 +192,13 @@ static void char_win_finalize(Object *obj)
     Chardev *chr = CHARDEV(obj);
     WinChardev *s = WIN_CHARDEV(chr);
 
-    if (s->skip_free) {
-        return;
-    }
-
     if (s->hsend) {
         CloseHandle(s->hsend);
     }
     if (s->hrecv) {
         CloseHandle(s->hrecv);
     }
-    if (s->file) {
+    if (!s->keep_open && s->file) {
         CloseHandle(s->file);
     }
     if (s->fpipe) {
@@ -214,12 +210,12 @@ static void char_win_finalize(Object *obj)
     qemu_chr_be_event(chr, CHR_EVENT_CLOSED);
 }
 
-void qemu_chr_open_win_file(Chardev *chr, HANDLE fd_out)
+void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open)
 {
     WinChardev *s = WIN_CHARDEV(chr);
 
-    s->skip_free = true;
-    s->file = fd_out;
+    s->keep_open = keep_open;
+    s->file = file;
 }
 
 static void char_win_class_init(ObjectClass *oc, void *data)
diff --git a/chardev/char-win.h b/chardev/char-win.h
index 888be2b3ca..4994425e9e 100644
--- a/chardev/char-win.h
+++ b/chardev/char-win.h
@@ -29,14 +29,13 @@
 typedef struct {
     Chardev parent;
 
+    bool keep_open; /* console do not close file */
     HANDLE file, hrecv, hsend;
     OVERLAPPED orecv;
     BOOL fpipe;
 
     /* Protected by the Chardev chr_write_lock.  */
     OVERLAPPED osend;
-    /* FIXME: file/console do not finalize */
-    bool skip_free;
 } WinChardev;
 
 #define NSENDBUF 2048
@@ -45,7 +44,7 @@ typedef struct {
 #define TYPE_CHARDEV_WIN "chardev-win"
 #define WIN_CHARDEV(obj) OBJECT_CHECK(WinChardev, (obj), TYPE_CHARDEV_WIN)
 
-void qemu_chr_open_win_file(Chardev *chr, HANDLE fd_out);
+void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open);
 int win_chr_serial_init(Chardev *chr, const char *filename, Error **errp);
 int win_chr_pipe_poll(void *opaque);