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[Qemu-devel] [PATCH 02/12] char: add qemu_chr_fe_event()


From: Marc-André Lureau
Subject: [Qemu-devel] [PATCH 02/12] char: add qemu_chr_fe_event()
Date: Thu, 20 Jun 2013 19:46:01 +0200

Signed-off-by: Marc-André Lureau <address@hidden>
---
 include/sysemu/char.h | 10 ++++++++++
 qemu-char.c           |  7 +++++++
 spice-qemu-char.c     | 10 ++++++++++
 3 files changed, 27 insertions(+)

diff --git a/include/sysemu/char.h b/include/sysemu/char.h
index 066c216..eee70fe 100644
--- a/include/sysemu/char.h
+++ b/include/sysemu/char.h
@@ -69,6 +69,7 @@ struct CharDriverState {
     void (*chr_accept_input)(struct CharDriverState *chr);
     void (*chr_set_echo)(struct CharDriverState *chr, bool echo);
     void (*chr_set_fe_open)(struct CharDriverState *chr, int fe_open);
+    void (*chr_fe_event)(struct CharDriverState *chr, int event);
     void *opaque;
     char *label;
     char *filename;
@@ -136,6 +137,15 @@ void qemu_chr_fe_set_echo(struct CharDriverState *chr, 
bool echo);
 void qemu_chr_fe_set_open(struct CharDriverState *chr, int fe_open);
 
 /**
+ * @qemu_chr_fe_event:
+ *
+ * Send an event from the back end to the front end.
+ *
+ * @event the event to send
+ */
+void qemu_chr_fe_event(CharDriverState *s, int event);
+
+/**
  * @qemu_chr_fe_printf:
  *
  * Write to a character backend using a printf style interface.
diff --git a/qemu-char.c b/qemu-char.c
index 2c3cfe6..14e268e 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3317,6 +3317,13 @@ void qemu_chr_fe_set_open(struct CharDriverState *chr, 
int fe_open)
     }
 }
 
+void qemu_chr_fe_event(struct CharDriverState *chr, int event)
+{
+    if (chr->chr_fe_event) {
+        chr->chr_fe_event(chr, event);
+    }
+}
+
 int qemu_chr_fe_add_watch(CharDriverState *s, GIOCondition cond,
                           GIOFunc func, void *user_data)
 {
diff --git a/spice-qemu-char.c b/spice-qemu-char.c
index 6d147a7..0d77f77 100644
--- a/spice-qemu-char.c
+++ b/spice-qemu-char.c
@@ -223,6 +223,15 @@ static void spice_chr_set_fe_open(struct CharDriverState 
*chr, int fe_open)
     }
 }
 
+static void spice_chr_fe_event(struct CharDriverState *chr, int event)
+{
+#if SPICE_SERVER_VERSION >= 0x000c02
+    SpiceCharDriver *s = chr->opaque;
+
+    spice_server_port_event(&s->sin, event);
+#endif
+}
+
 static void print_allowed_subtypes(void)
 {
     const char** psubtype;
@@ -256,6 +265,7 @@ static CharDriverState *chr_open(const char *subtype)
     chr->chr_close = spice_chr_close;
     chr->chr_set_fe_open = spice_chr_set_fe_open;
     chr->explicit_be_open = true;
+    chr->chr_fe_event = spice_chr_fe_event;
 
     QLIST_INSERT_HEAD(&spice_chars, s, next);
 
-- 
1.8.3.rc1.49.g8d97506




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