From 46b95e64282b8eccf34b4636a93e89fb26f5a9ef Mon Sep 17 00:00:00 2001
From: Jiri Denemark <jdenemar@redhat.com>
Date: Tue, 26 Apr 2011 12:26:36 +0200
Subject: [PATCH] virDomainGetState public API implementation

---
 src/libvirt.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/src/libvirt.c b/src/libvirt.c
index 6325188ab9..22a9b564ca 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -3268,6 +3268,57 @@ error:
     return -1;
 }
 
+/**
+ * virDomainGetState:
+ * @domain: a domain object
+ * @state: returned state of the domain (one of virDomainState)
+ * @reason: returned reason which led to @state (one of virDomain*Reason
+ * corresponding to the current state); it is allowed to be NULL
+ * @flags: additional flags, 0 for now.
+ *
+ * Extract domain state. Each state can be accompanied with a reason (if known)
+ * which led to the state.
+ *
+ * Returns 0 in case of success and -1 in case of failure.
+ */
+int
+virDomainGetState(virDomainPtr domain,
+                  int *state,
+                  int *reason,
+                  unsigned int flags)
+{
+    virConnectPtr conn;
+
+    VIR_DOMAIN_DEBUG(domain, "state=%p, reason=%p", state, reason);
+
+    virResetLastError();
+
+    if (!VIR_IS_CONNECTED_DOMAIN(domain)) {
+        virLibDomainError(VIR_ERR_INVALID_DOMAIN, __FUNCTION__);
+        virDispatchError(NULL);
+        return -1;
+    }
+    if (!state) {
+        virLibDomainError(VIR_ERR_INVALID_ARG, __FUNCTION__);
+        goto error;
+    }
+
+    conn = domain->conn;
+    if (conn->driver->domainGetState) {
+        int ret;
+        ret = conn->driver->domainGetState(domain, state, reason, flags);
+        if (ret < 0)
+            goto error;
+        return ret;
+    }
+
+    virLibConnError(VIR_ERR_NO_SUPPORT, __FUNCTION__);
+
+error:
+    virDispatchError(domain->conn);
+    return -1;
+}
+
 /**
  * virDomainGetXMLDesc:
  * @domain: a domain object