2 files changed, 42 insertions, 0 deletions
diff --git a/java/com/redhat/et/libguestfs/GuestFS.java b/java/com/redhat/et/libguestfs/GuestFS.java
index c29789c0..f56ae415 100644
--- a/java/com/redhat/et/libguestfs/GuestFS.java
+++ b/java/com/redhat/et/libguestfs/GuestFS.java
@@ -2512,4 +2512,28 @@ public class GuestFS {
   private native void _drop_caches (long g, int whattodrop)
     throws LibGuestFSException;
 
+  /**
+   * return kernel messages
+   *
+   * This returns the kernel messages ("dmesg" output) from
+   * the guest kernel. This is sometimes useful for extended
+   * debugging of problems.
+   * 
+   * Another way to get the same information is to enable
+   * verbose messages with "g.set_verbose" or by setting the
+   * environment variable "LIBGUESTFS_DEBUG=1" before running
+   * the program.
+   * 
+   * @throws LibGuestFSException
+   */
+  public String dmesg ()
+    throws LibGuestFSException
+  {
+    if (g == 0)
+      throw new LibGuestFSException ("dmesg: handle is closed");
+    return _dmesg (g);
+  }
+  private native String _dmesg (long g)
+    throws LibGuestFSException;
+
 }
diff --git a/java/com_redhat_et_libguestfs_GuestFS.c b/java/com_redhat_et_libguestfs_GuestFS.c
index ae6ff863..323402d8 100644
--- a/java/com_redhat_et_libguestfs_GuestFS.c
+++ b/java/com_redhat_et_libguestfs_GuestFS.c
@@ -2533,3 +2533,21 @@ Java_com_redhat_et_libguestfs_GuestFS__1drop_1caches
   }
 }
 
+JNIEXPORT jstring JNICALL
+Java_com_redhat_et_libguestfs_GuestFS__1dmesg
+  (JNIEnv *env, jobject obj, jlong jg)
+{
+  guestfs_h *g = (guestfs_h *) (long) jg;
+  jstring jr;
+  char *r;
+
+  r = guestfs_dmesg (g);
+  if (r == NULL) {
+    throw_exception (env, guestfs_last_error (g));
+    return NULL;
+  }
+  jr = (*env)->NewStringUTF (env, r);
+  free (r);
+  return jr;
+}
+