File hal-add-standby-support.diff of Package hal

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File hal-add-standby-support.diff of Package hal (Revision 21985d003d005ed2bb68b5e07335d390)

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Index: doc/spec/hal-spec-properties.xml
================================================================================
--- doc/spec/hal-spec-properties.xml
+++ doc/spec/hal-spec-properties.xml
@@ -5650,7 +5650,7 @@
               <entry></entry>
               <entry>Yes</entry>
               <entry>
-                If suspend support is compiled into the kernel.
+                If suspend (S3) support is compiled into the kernel.
                 NB. This may not mean the machine is able to suspend
                 successfully.
               </entry>
@@ -5662,13 +5662,25 @@
               <entry></entry>
               <entry>Yes</entry>
               <entry>
-                If hibernation support is compiled into the kernel.
+                If hibernation (S4) support is compiled into the kernel.
                 NB. This may not mean the machine is able to hibernate
                 successfully.
               </entry>
             </row>
             <row>
               <entry>
+                <literal>power_management.can_standby</literal> (bool)
+              </entry>
+              <entry></entry>
+              <entry>No</entry>
+              <entry>
+                If standby (S1) support is compiled into the kernel.
+                NB. This may not mean the machine is able to standby
+                successfully.
+	      </entry>
+            </row>
+            <row>
+              <entry>
                 <literal>power_management.is_powersave_set</literal> (bool)
               </entry>
               <entry/>
--- fdi/policy/10osvendor/10-power-mgmt-policy.fdi
+++ fdi/policy/10osvendor/10-power-mgmt-policy.fdi
@@ -36,6 +36,11 @@
       <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_argnames" type="strlist"></append>
       <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_execpaths" type="strlist">hal-system-power-hibernate</append>
 
+      <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_names" type="strlist">Standby</append>
+      <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_signatures" type="strlist"></append>
+      <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_argnames" type="strlist"></append>
+      <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_execpaths" type="strlist">hal-system-power-standby</append>
+      
       <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_names" type="strlist">Shutdown</append>
       <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_signatures" type="strlist"></append>
       <append key="org.freedesktop.Hal.Device.SystemPowerManagement.method_argnames" type="strlist"></append>
--- hald/linux/osspec.c
+++ hald/linux/osspec.c
@@ -434,10 +434,12 @@
 }
 
 static void
-set_suspend_hibernate_keys (HalDevice *d)
+set_power_state_keys (HalDevice *d)
 {
-	int can_suspend;
-	int can_hibernate;
+	gboolean can_suspend;
+	gboolean can_hibernate;
+	gboolean can_standby;
+	
 	ssize_t read;
 	size_t len;
 	char *poweroptions;
@@ -445,6 +447,7 @@
 
 	can_suspend = FALSE;
 	can_hibernate = FALSE;
+	can_standby = FALSE;
 
 	/* try to find 'mem' and 'disk' in /sys/power/state */
 	fp = fopen ("/sys/power/state", "r");
@@ -464,6 +467,8 @@
 		can_suspend = TRUE;
 	if (strstr (poweroptions, "disk"))
 		can_hibernate = TRUE;
+	if (strstr (poweroptions, "standby"))
+		can_standby = TRUE;
 	free (poweroptions);
 
 	/* check for the presence of suspend2 */
@@ -476,6 +481,7 @@
 out:
 	hal_device_property_set_bool (d, "power_management.can_suspend", can_suspend);
 	hal_device_property_set_bool (d, "power_management.can_hibernate", can_hibernate);
+	hal_device_property_set_bool (d, "power_management.can_standby", can_standby);
 
 	/* WARNING: These keys are depreciated and power_management.can_suspend
 	 * and power_management.can_hibernate should be used instead.
@@ -533,7 +539,7 @@
 	 *	 or hibernate successfully, only that the machine has
 	 *	 support compiled into the kernel.
 	 */
-	set_suspend_hibernate_keys (root);
+	set_power_state_keys (root);
 
 	/* TODO: add prober for PowerMac's */
 	if (should_decode_dmi) {
--- tools/Makefile.am
+++ tools/Makefile.am
@@ -88,6 +88,7 @@
 	hal-system-power-suspend		\
 	hal-system-power-hibernate		\
 	hal-system-power-shutdown		\
+	hal-system-power-standby		\
 	hal-system-power-reboot			\
 	hal-system-lcd-get-brightness		\
 	hal-system-lcd-set-brightness		\
--- tools/hal-system-power-standby
+++ tools/hal-system-power-standby
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+PRIVILEGE=hal-power-standby
+if [ "$HAL_METHOD_INVOKED_BY_UID" != "0" ] ; then
+    RESULT=$(polkit-is-privileged --privilege $PRIVILEGE \
+                                  --user $HAL_METHOD_INVOKED_BY_UID \
+	                          --system-bus-unique-name $HAL_METHOD_INVOKED_BY_SYSTEMBUS_CONNECTION_NAME 2>&1)
+    IS_PRIVILEGED=$?
+    if [ "$IS_PRIVILEGED" != "0" ] ; then
+	echo org.freedesktop.Hal.Device.PermissionDeniedByPolicy >&2
+	echo $PRIVILEGE refused uid $HAL_METHOD_INVOKED_BY_UID >&2
+	exit 1
+    fi
+fi
+
+if [ -n "$HALD_UNAME_S" -a -x ./$HALD_UNAME_S/hal-system-power-standby-$HALD_UNAME_S ]; then
+    exec ./$HALD_UNAME_S/hal-system-power-standby-$HALD_UNAME_S $@
+else
+    echo "org.freedesktop.Hal.Device.UnknownError" >&2
+    echo "No back-end for your operating system" >&2
+    exit 1
+fi
--- tools/linux/Makefile.am
+++ tools/linux/Makefile.am
@@ -12,6 +12,7 @@
 	hal-system-power-suspend-linux			\
 	hal-system-power-hibernate-linux		\
 	hal-system-power-shutdown-linux			\
+	hal-system-power-standby-linux			\
 	hal-system-power-reboot-linux			\
 	hal-system-lcd-get-brightness-linux		\
 	hal-system-lcd-set-brightness-linux		\
--- tools/linux/hal-system-power-standby-linux
+++ tools/linux/hal-system-power-standby-linux
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+POWERSAVED_STANDBY="dbus-send --system --dest=com.novell.powersave \
+                    --print-reply /com/novell/powersave \
+                    com.novell.powersave.action.Standby"
+
+unsupported() {
+	echo org.freedesktop.Hal.Device.SystemPowerManagement.NotSupported >&2
+	echo No Standby method found >&2
+	exit 1
+}
+
+#SuSE and ALTLinux only support powersave
+if [ -f "/etc/altlinux-release" ] || [ -f "/etc/SuSE-release" ] ; then
+	if [ -x /usr/bin/powersave ] ; then
+	        $POWERSAVED_STANDBY
+		RET=$?
+	else
+		# TODO: add support
+		unsupported
+	fi
+
+#FreeBSD uses zzz to suspend for both ACPI and APM
+elif [ "x`uname -s`" = "xFreeBSD" ] ; then
+	if [ -x /usr/sbin/acpiconf ] ; then
+		/usr/sbin/acpiconf -s 1
+		RET=$?
+	else
+		unsupported
+	fi
+
+#Other distros just need to have *any* tools installed
+else
+	if [ -x "/usr/bin/powersave" ] ; then
+	    $POWERSAVED_STANDBY
+	    RET=$?
+	elif [ -w "/sys/power/state" ] ; then
+	    # Use the raw kernel sysfs interface
+	    echo "standby" > /sys/power/state
+	    RET=$?
+	else
+	    # TODO: add other scripts support
+	    unsupported
+	    fi
+	fi
+
+#Refresh devices as a resume can do funny things
+for type in button battery ac_adapter
+do
+	devices=`hal-find-by-capability --capability $type`
+	for device in $devices
+	do
+		dbus-send --system --print-reply --dest=org.freedesktop.Hal \
+			  $device org.freedesktop.Hal.Device.Rescan
+	done
+done
+
+exit $RET
--- policy/hal-power.policy_org	2007-10-17 15:44:00.000000000 +0200
+++ policy/hal-power.policy	2007-10-17 15:44:40.000000000 +0200
@@ -79,6 +79,15 @@
     </defaults>
   </action>
   
+  <action id="org.freedesktop.hal.power-management.standby">
+    <description>Standby the system</description>
+    <message>System policy prevents standby the system</message>
+    <defaults>
+      <allow_inactive>no</allow_inactive>
+      <allow_active>yes</allow_active>
+    </defaults>
+  </action>
+  
   <action id="org.freedesktop.hal.power-management.cpufreq">
     <description>Configure CPU frequency scaling</description>
     <message>System policy prevents CPU frequency scaling to be configured</message>

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File hal-add-standby-support.diff of Package hal (Revision 21985d003d005ed2bb68b5e07335d390)

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