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diff --git a/meta/classes/webos_version.bbclass b/meta/classes/webos_version.bbclass
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+# Copyright (c) 2013-2014 LG Electronics, Inc.
+#
+# webos_version
+#
+# Functions to parse the fields of a WEBOS_VERSION, which have the following format:
+#
+#    <component-version>-<submission>[_<40-character-revision-hash>[;branch=<branch>]]
+#
+
+# PV is the first underscore-separated field in WEBOS_VERSION,
+# i.e., it includes the submission. If there is no WEBOS_VERSION
+# setting, '0' will be returned.
+def webos_version_get_pv(wv):
+    if not wv:
+        return '0'
+    split_wv = wv.split(';branch=')
+    return split_wv[0].split('_')[0]
+
+# The component version is PV with the last hyphen-separated field
+# removed; i.e., it does not include the submission.
+def webos_version_get_component_version(wv):
+    pv = webos_version_get_pv(wv)
+    split_pv = pv.split('-')
+    if len(split_pv) == 1:
+        # If there's no submission, then the component version can't
+        # contain a hyphen
+        return split_pv[0]
+    return "-".join(split_pv[:-1])
+
+# The submission is the last hyphen-separated field in PV.
+# If there is no hyphen in PV setting, '0' will be returned.
+def webos_version_get_submission(wv):
+    pv = webos_version_get_pv(wv)
+    split_pv = pv.split('-')
+    if len(split_pv) == 1:
+        # If there no hyphen, that means there's no submission
+        return '0'
+    return split_pv[-1]
+
+# The revision-hash (SRCREV) is the second underscore-separated field in
+# WEBOS_VERSION. Returns "INVALID" if the field is absent.
+def webos_version_get_srcrev(wv):
+    split_wv = wv.split(';branch=')
+    split_wv = split_wv[0].split('_')
+    if len(split_wv) == 1:
+        return "INVALID" # this is default SRCREV value from bitbake.conf
+    return split_wv[1]
+
+# The branch is optional parameter, last in WEBOS_VERSION after ;branch=
+# when not specified it will use @<name> when WEBOS_VERSION is in
+# <name>.NN format (contains at least one dot) and "master" in all other cases.
+def webos_version_get_branch(wv):
+    split_wv = wv.split(';branch=')
+    if len(split_wv) == 1:
+        submission = webos_version_get_submission(wv)
+        # Assume <name>.NN format (NN is submission number, @<name> is branch name)
+        split_submission = submission.rsplit('.', 1)
+        if len(split_submission) > 1:
+            return "@%s" % (split_submission[0])
+        else:
+            # otherwise it's simply a submission along the master branch
+            return "master"
+    return split_wv[1]