1 files changed, 167 insertions, 0 deletions
diff --git a/solenv/gdb/libreoffice/sal.py b/solenv/gdb/libreoffice/sal.py
new file mode 100644
index 000000000..8dcfaebe6
--- /dev/null
+++ b/solenv/gdb/libreoffice/sal.py
@@ -0,0 +1,167 @@
+# -*- tab-width: 4; indent-tabs-mode: nil; py-indent-offset: 4 -*-
+#
+# This file is part of the LibreOffice project.
+#
+# 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/.
+#
+
+import gdb
+import gdb.types
+import six
+
+from libreoffice.util import printing
+from libreoffice.util.string import StringPrinterHelper
+
+class RtlStringPrinter(StringPrinterHelper):
+    '''Prints rtl_String or rtl_uString'''
+
+    def __init__(self, typename, val, encoding = None):
+        super(RtlStringPrinter, self).__init__(typename, val, encoding)
+
+    def data(self):
+        return self.val['buffer'].address
+
+    def length(self):
+        return self.val['length']
+
+class StringPrinter(StringPrinterHelper):
+    '''Prints rtl:: strings and string buffers'''
+
+    def __init__(self, typename, val, encoding = None):
+        super(StringPrinter, self).__init__(typename, val, encoding)
+
+    def valid(self):
+        return self.val['pData']
+
+    def data(self):
+        assert self.val['pData']
+        return self.val['pData'].dereference()['buffer'].address
+
+    def length(self):
+        assert self.val['pData']
+        return self.val['pData'].dereference()['length']
+
+class SalUnicodePrinter(StringPrinterHelper):
+    '''Prints a sal_Unicode*'''
+
+    def __init__(self, typename, val):
+        super(SalUnicodePrinter, self).__init__(typename, val, 'utf-16')
+
+    def data(self):
+        return self.val
+
+    @staticmethod
+    def query(type):
+        type = type.unqualified()
+        if type.code != gdb.TYPE_CODE_PTR:
+            return False
+        return str(type.target()) == 'sal_Unicode'
+
+class RtlReferencePrinter(object):
+    '''Prints rtl::Reference'''
+
+    def __init__(self, typename, val):
+        self.typename = typename
+        self.val = val
+
+    def to_string(self):
+        pointee = self.val['m_pBody']
+        if pointee:
+            return '%s to %s' % (self.typename, str(pointee))
+        else:
+            return "empty %s" % self.typename
+
+class OslFileStatusPrinter(object):
+    '''Prints oslFileStatus'''
+
+    def __init__(self, typename, val):
+        self.val = val
+
+    def to_string(self):
+        osl_file_type = gdb.lookup_type('oslFileType').strip_typedefs()
+        fields_to_enum_val = gdb.types.make_enum_dict(osl_file_type)
+
+        etype = self.field_val_if_valid('eType')
+        if etype is not None:
+            pretty_etype = '<unknown type>' # in case it's not one of the fields
+
+            for field_name, field_val in six.iteritems(fields_to_enum_val):
+                if etype == field_val:
+                    pretty_etype = self.pretty_file_type(field_name)
+        else:
+            pretty_etype = '<invalid type>'
+
+        file_url = self.field_val_if_valid('ustrFileURL')
+        if file_url is not None:
+            pretty_file_url = str(file_url.dereference())
+        else:
+            pretty_file_url = '<invalid file url>'
+
+        pretty_file_status = pretty_etype + ': ' + pretty_file_url
+
+        # for links append the link target if valid
+        if etype == fields_to_enum_val['osl_File_Type_Link']:
+            link_target = self.field_val_if_valid('ustrLinkTargetURL')
+            if link_target is None:
+                pretty_link_target = '<invalid link target>'
+            else:
+                pretty_link_target = str(link_target.dereference())
+
+            pretty_file_status += ' -> ' + pretty_link_target
+
+        return pretty_file_status
+
+    def pretty_file_type(self, file_type_name):
+        if file_type_name != 'osl_File_Type_Regular':
+            return file_type_name.replace('osl_File_Type_', '').lower()
+        else:
+            return 'file' # regular is not very descriptive, file is better
+
+    def field_val_if_valid(self, field):
+        mask_for_field = {'eType': 0x00000001,
+                          'uAttributes': 0x00000002,
+                          'aCreationTime': 0x00000010,
+                          'aAccessTime': 0x00000020,
+                          'aModifyTime': 0x00000040,
+                          'uFileSize': 0x00000080,
+                          'ustrFileName': 0x00000100,
+                          'ustrFileURL': 0x00000200,
+                          'ustrLinkTargetURL': 0x00000400}
+
+        valid_fields = self.val['uValidFields']
+        if valid_fields & mask_for_field[field]:
+            return self.val[field]
+        else:
+            return None
+
+printer = None
+
+def build_pretty_printers():
+    global printer
+
+    printer = printing.Printer("libreoffice/sal")
+
+    # strings and string buffers
+    printer.add('_rtl_String', RtlStringPrinter)
+    printer.add('_rtl_uString', lambda name, val: RtlStringPrinter(name,
+        val, 'utf-16le'))
+    printer.add('rtl::OString', StringPrinter)
+    printer.add('rtl::OUString', lambda name, val: StringPrinter(name, val, 'utf-16'))
+    printer.add('rtl::OStringBuffer', StringPrinter)
+    printer.add('rtl::OUStringBuffer', lambda name, val: StringPrinter(name, val, 'utf-16'))
+    printer.add('sal_Unicode', SalUnicodePrinter, SalUnicodePrinter.query)
+
+    # other stuff
+    printer.add('rtl::Reference', RtlReferencePrinter)
+    printer.add('_oslFileStatus', OslFileStatusPrinter)
+
+    return printer
+
+def register_pretty_printers(obj):
+    printing.register_pretty_printer(printer, obj)
+
+build_pretty_printers()
+
+# vim:set shiftwidth=4 softtabstop=4 expandtab: