From: Nigel Cunningham <nigel@suspend2.net>
To: linux-kernel@vger.kernel.org
Subject: [Suspend2][ 01/21] [Suspend2] User interface c header.
Date: Tue, 27 Jun 2006 14:41:15 +1000 [thread overview]
Message-ID: <20060627044114.14883.3011.stgit@nigel.suspend2.net> (raw)
In-Reply-To: <20060627044112.14883.55823.stgit@nigel.suspend2.net>
kernel/power/ui.c header. This implements the kernel side of the user
interface.
Signed-off-by: Nigel Cunningham <nigel@suspend2.net>
kernel/power/ui.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 69 insertions(+), 0 deletions(-)
diff --git a/kernel/power/ui.c b/kernel/power/ui.c
new file mode 100644
index 0000000..1ef8957
--- /dev/null
+++ b/kernel/power/ui.c
@@ -0,0 +1,69 @@
+/*
+ * kernel/power/ui.c
+ *
+ * Copyright (C) 1998-2001 Gabor Kuti <seasons@fornax.hu>
+ * Copyright (C) 1998,2001,2002 Pavel Machek <pavel@suse.cz>
+ * Copyright (C) 2002-2003 Florent Chabaud <fchabaud@free.fr>
+ * Copyright (C) 2002-2006 Nigel Cunningham <nigel@suspend2.net>
+ *
+ * This file is released under the GPLv2.
+ *
+ * Routines for Suspend2's user interface.
+ *
+ * The user interface code talks to a userspace program via a
+ * netlink socket.
+ *
+ * The kernel side:
+ * - starts the userui program;
+ * - sends text messages and progress bar status;
+ *
+ * The user space side:
+ * - passes messages regarding user requests (abort, toggle reboot etc)
+ *
+ */
+
+#define __KERNEL_SYSCALLS__
+
+#include <linux/suspend.h>
+#include <linux/freezer.h>
+#include <linux/console.h>
+#include <linux/ctype.h>
+#include <linux/tty.h>
+#include <linux/vt_kern.h>
+#include <linux/module.h>
+#include <linux/reboot.h>
+#include <linux/kmod.h>
+#include <linux/security.h>
+#include <linux/syscalls.h>
+
+#include "proc.h"
+#include "modules.h"
+#include "suspend2.h"
+#include "suspend2_common.h"
+#include "ui.h"
+#include "version.h"
+#include "netlink.h"
+#include "power.h"
+#include "power_off.h"
+
+static char local_printf_buf[1024]; /* Same as printk - should be safe */
+
+/*! The console log level we default to. */
+int suspend_default_console_level = 0;
+
+#ifdef CONFIG_NET
+static struct user_helper_data ui_helper_data;
+static struct suspend_module_ops userui_ops;
+static int orig_loglevel;
+static int orig_default_message_loglevel;
+static int orig_kmsg;
+
+static char lastheader[512];
+static int lastheader_message_len = 0;
+extern int console_suspended;
+
+/* Number of distinct progress amounts that userspace can display */
+static int progress_granularity = 30;
+
+DECLARE_WAIT_QUEUE_HEAD(userui_wait_for_key);
+
--
Nigel Cunningham nigel at suspend2 dot net
next prev parent reply other threads:[~2006-06-27 4:58 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-27 4:41 [Suspend2][ 00/21] User interface Nigel Cunningham
2006-06-27 4:41 ` Nigel Cunningham [this message]
2006-06-27 4:41 ` [Suspend2][ 02/21] [Suspend2] Modify action state Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 03/21] [Suspend2] Tell userspace to redraw the screen Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 04/21] [Suspend2] Process abort request Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 05/21] [Suspend2] Receive a message from the userui Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 06/21] [Suspend2] Get userui storage needed Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 07/21] [Suspend2] Serialise userui configuration info Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 08/21] [Suspend2] Get amount of memory needed for userui Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 09/21] [Suspend2] Update progress bar Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 10/21] [Suspend2] __suspend_message Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 11/21] [Suspend2] Wait for keypress Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 12/21] [Suspend2] Abort a cycle Nigel Cunningham
2006-06-27 4:41 ` [Suspend2][ 13/21] [Suspend2] Main message output Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 14/21] [Suspend2] Conditionally pause Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 15/21] [Suspend2] Prepare ui for work Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 16/21] [Suspend2] Cleanup console after suspending Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 17/21] [Suspend2] Early boot message support Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 18/21] [Suspend2] Userspace proc entries Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 19/21] [Suspend2] Operations for userspace interface module Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 20/21] [Suspend2] Load time initialisation for user interface code Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 21/21] [Suspend2] kernel/power/ui.h Nigel Cunningham
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