tree d1a7dbe9e848acac05d67113ed43499bdf183758
parent 4176d6be34c34a63061adb067385066d8dfcb297
author Bob King <Bob_King@wistron.com> 1601447413 +0800
committer Shawn McCarney <shawnmm@us.ibm.com> 1602690087 +0000

regulators: Add getMessages method

Add getMessages method. It gets the journal messages that have the
specified field set to the specified value.

Tested:
 * Get field "_PID" with value "1".
 * Get field "_SYSTEMD_UNIT" with value "init.scope".
 * Get a field that does not exist and return vector size is 0.
 * max parameter is 0 and return all messages.
 * max parameter is less than number of messages in journal
   and return max number of messages.
 * max parameter is more than number of messages in journal
   and return all messages

Signed-off-by: Bob King <Bob_King@wistron.com>
Change-Id: I6a9410b5509b3044c1de103e71276e8e7c241fa6