[PATCH 04/16] xdrgen: XDR widths for enum types

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From: Chuck Lever <chuck.lever@xxxxxxxxxx>

RFC 4506 says that an XDR enum is represented as a signed integer
on the wire; thus its width is 1 XDR_UNIT.

Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
 tools/net/sunrpc/xdrgen/xdr_ast.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/net/sunrpc/xdrgen/xdr_ast.py b/tools/net/sunrpc/xdrgen/xdr_ast.py
index f1d93a1d0ed8..fbee954c7f70 100644
--- a/tools/net/sunrpc/xdrgen/xdr_ast.py
+++ b/tools/net/sunrpc/xdrgen/xdr_ast.py
@@ -227,6 +227,18 @@ class _XdrEnum(_XdrAst):
     maximum: int
     enumerators: List[_XdrEnumerator]
 
+    def max_width(self) -> int:
+        """Return width of type in XDR_UNITS"""
+        return 1
+
+    def symbolic_width(self) -> List:
+        """Return list containing XDR width of type's components"""
+        return ["XDR_int"]
+
+    def __post_init__(self):
+        max_widths[self.name] = self.max_width()
+        symbolic_widths[self.name] = self.symbolic_width()
+
 
 @dataclass
 class _XdrStruct(_XdrAst):
-- 
2.46.2





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