[libvirt-java] [PATCH 56/65] Implement Domain.PMwakeup

[Claudio Bley <cbley@xxxxxxxxxx>]

This wraps the virDomainPMWakeup libvirt function available since
version 0.9.11.

Signed-off-by: Claudio Bley <cbley@xxxxxxxxxx>
---
 src/main/java/org/libvirt/Domain.java        |   27 ++++++++++++++++++++++++++
 src/main/java/org/libvirt/SuspendTarget.java |   15 ++++++++++++++
 src/main/java/org/libvirt/jna/Libvirt.java   |    2 ++
 3 files changed, 44 insertions(+)
 create mode 100644 src/main/java/org/libvirt/SuspendTarget.java

diff --git a/src/main/java/org/libvirt/Domain.java b/src/main/java/org/libvirt/Domain.java
index 89bc659..e0dba46 100644
--- a/src/main/java/org/libvirt/Domain.java
+++ b/src/main/java/org/libvirt/Domain.java
@@ -1,6 +1,7 @@
 package org.libvirt;
 
 import java.nio.ByteBuffer;
+import java.util.concurrent.TimeUnit;
 
 import org.libvirt.event.IOErrorListener;
 import org.libvirt.jna.DomainPointer;
@@ -1091,6 +1092,32 @@ public class Domain {
     }
 
     /**
+     * Enter the given power management suspension target level.
+     */
+    public void PMsuspend(SuspendTarget target) throws LibvirtException {
+        PMsuspendFor(target, 0, TimeUnit.SECONDS);
+    }
+
+    /**
+     * Enter the given power management suspension target level for the given duration.
+     */
+    public void PMsuspendFor(SuspendTarget target, long duration, TimeUnit unit) throws LibvirtException {
+        processError(libvirt.virDomainPMSuspendForDuration(this.VDP, target.ordinal(), unit.toSeconds(duration), 0));
+    }
+
+    /**
+     * Immediately wake up a guest using power management.
+     * <p>
+     * Injects a <em>wakeup<em> into the guest that previously used
+     * {@link #PMsuspend} or {@link #PMsuspendFor}, rather than
+     * waiting for the previously requested duration (if any) to
+     * elapse.
+     */
+    public void PMwakeup() throws LibvirtException {
+        processError(libvirt.virDomainPMWakeup(this.VDP, 0));
+    }
+
+    /**
      * Dynamically changes the real CPUs which can be allocated to a virtual
      * CPU. This function requires priviledged access to the hypervisor.
      *
diff --git a/src/main/java/org/libvirt/SuspendTarget.java b/src/main/java/org/libvirt/SuspendTarget.java
new file mode 100644
index 0000000..456c980
--- /dev/null
+++ b/src/main/java/org/libvirt/SuspendTarget.java
@@ -0,0 +1,15 @@
+package org.libvirt;
+
+/**
+ * Power management suspension target levels
+ */
+public enum SuspendTarget {
+    /** Suspend-to-RAM */
+    MEMORY,
+
+    /** Suspend-to-Disk */
+    DISK,
+
+    /** Hybrid-Suspend */
+    HYBRID;
+}
diff --git a/src/main/java/org/libvirt/jna/Libvirt.java b/src/main/java/org/libvirt/jna/Libvirt.java
index 7183d5b..a6d3b1d 100644
--- a/src/main/java/org/libvirt/jna/Libvirt.java
+++ b/src/main/java/org/libvirt/jna/Libvirt.java
@@ -295,6 +295,8 @@ public interface Libvirt extends Library {
             String dxml, NativeLong flags, String dname, NativeLong bandwidth);
     int virDomainMemoryStats(DomainPointer virDomainPtr, virDomainMemoryStats[] stats, int nr_stats, int flags);
     int virDomainPinVcpu(DomainPointer virDomainPtr, int vcpu, byte[] cpumap, int maplen);
+    int virDomainPMSuspendForDuration(DomainPointer virDomainPtr, int target, long duration, int flags);
+    int virDomainPMWakeup(DomainPointer virDomainPtr, int flags);
     int virDomainReboot(DomainPointer virDomainPtr, int flags);
     int virDomainRef(DomainPointer virDomainPtr);
     int virDomainReset(DomainPointer virDomainPtr, int flags);
-- 
1.7.9.5

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