opc source code

2026-06-09 17:27:24 +08:00
parent 70f675a48b
commit f0da5cb3c3
2002 changed files with 269812 additions and 7 deletions
--- a/third_party/open62541/tools/generate_bsd.py
+++ b/third_party/open62541/tools/generate_bsd.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+
+### This Source Code Form is subject to the terms of the Mozilla Public
+### License, v. 2.0. If a copy of the MPL was not distributed with this
+### file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+###    Copyright 2023 (c) Fraunhofer IOSB (Author: Noel Graf)
+
+from __future__ import print_function
+import sys
+import xml.dom.minidom as dom
+import codecs
+import re
+import base64
+import argparse
+
+###############################
+# Parse the Command Line Input#
+###############################
+
+parser = argparse.ArgumentParser()
+parser.add_argument('-x', '--xml',
+                    metavar="<nodeSetXML>",
+                    dest="xmlfile",
+                    help='NodeSet XML file with nodes that shall be generated.')
+
+parser.add_argument('outputFile',
+                    metavar='<outputFile>',
+                    help='output file w/o extension')
+
+args = parser.parse_args()
+
+# Extract the BSD Blob from the XML file.
+nodeset_base = open(args.xmlfile, "rb")
+fileContent = nodeset_base.read()
+# Remove BOM since the dom parser cannot handle it on python 3 windows
+if fileContent.startswith(codecs.BOM_UTF8):
+    fileContent = fileContent.lstrip(codecs.BOM_UTF8)
+if (sys.version_info >= (3, 0)):
+    fileContent = fileContent.decode("utf-8")
+
+# Remove the uax namespace from tags. UaModeler adds this namespace to some elements
+fileContent = re.sub(r"<([/]?)uax:(.+?)([/]?)>", "<\g<1>\g<2>\g<3>>", fileContent)
+
+nodesets = dom.parseString(fileContent).getElementsByTagName("UANodeSet")
+if len(nodesets) == 0 or len(nodesets) > 1:
+    raise Exception("contains no or more then 1 nodeset")
+nodeset = nodesets[0]
+variableNodes = nodeset.getElementsByTagName("UAVariable")
+for nd in variableNodes:
+    if (nd.hasAttribute("SymbolicName") and (re.match(r".*_BinarySchema", nd.attributes["SymbolicName"].nodeValue) or nd.attributes["SymbolicName"].nodeValue == "TypeDictionary_BinarySchema")) or (nd.hasAttribute("ParentNodeId") and not nd.hasAttribute("SymbolicName") and re.fullmatch(r"i=93", nd.attributes["ParentNodeId"].nodeValue)):
+        type_content = nd.getElementsByTagName("Value")[0].getElementsByTagName("ByteString")[0]
+        with open(args.outputFile, 'w') as f:
+            f.write(base64.b64decode(type_content.firstChild.nodeValue).decode("utf-8"))
+    elif nd.hasAttribute("BrowseName") and nd.getAttribute("BrowseName").endswith("TypeDictionary"):
+        references = nd.getElementsByTagName("Reference")
+        for ref in references:
+            if ref.getAttribute("ReferenceType") == "HasComponent" and ref.firstChild.nodeValue == "i=93":
+                type_content = nd.getElementsByTagName("Value")[0].getElementsByTagName("ByteString")[0]
+                with open(args.outputFile, 'w') as f:
+                    f.write(base64.b64decode(type_content.firstChild.nodeValue).decode("utf-8"))
+                break