feat: add clang-format file

Signed-off-by: yuanbo <yuanbo@huawei.com>

.clang-format

@@ -0,0 +1,17 @@
+BasedOnStyle: Webkit
+ColumnLimit: 120
+PointerAlignment: Right
+AlignAfterOpenBracket: DontAlign
+AlignTrailingComments: true
+AlignConsecutiveMacros: Consecutive
+AllowShortFunctionsOnASingleLine: None
+IndentCaseLabels: true
+BreakBeforeBinaryOperators: None
+SpaceBeforeParens: ControlStatements
+SpaceBeforeParens: ControlStatementsExceptControlMacros
+SpacesInCStyleCastParentheses: false
+
+ForEachMacros:
+  - 'DLIST_FOR_EACH_ENTRY'
+  - 'DLIST_FOR_EACH_ENTRY_REVERSE'
+  - 'DLIST_FOR_EACH_ENTRY_SAFE'

OAT.xml

@@ -69,6 +69,7 @@ Note:If the text contains special characters, please escape them according to th
             <filefilter name="defaultFilter" desc="Files not to check">
                 <filteritem type="filename" name="*.lds|*.pod"/>
                 <filteritem type="filename" name="*.a|*.d|*.o|*.so|*.cmd|*.hcb|*.swp"/>
+                <filteritem type="filename" name="*.clang-format"/>
                 <filteritem type="filepath" name="dir name underproject/.*" desc="Describe the reason for filtering scan results"/>
             </filefilter>
             <filefilter name="defaultPolicyFilter" desc="Filters for compatibility，license header policies">