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nickm pushed a commit to branch main
in repository trunnel.
The following commit(s) were added to refs/heads/main by this push:
new 6d24296 Do not generate a `truncated:` for u8[] at end of struct
6d24296 is described below
commit 6d24296e10554867f974115e341762f06cfdccbf
Author: Nick Mathewson <nickm(a)torproject.org>
AuthorDate: Thu May 5 08:43:11 2022 -0400
Do not generate a `truncated:` for u8[] at end of struct
Our previous rule had been that all u8 arrays needed a `truncated:`
section. That's fine if the arrays have a length, but not if their
length extends to the end of the structure: such arrays can't be
truncated.
---
lib/trunnel/CodeGen.py | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/trunnel/CodeGen.py b/lib/trunnel/CodeGen.py
index e7ad11c..22dd8b8 100644
--- a/lib/trunnel/CodeGen.py
+++ b/lib/trunnel/CodeGen.py
@@ -2223,7 +2223,8 @@ class EncodeFnGenerator(CodeGenerator):
self.eltHeader(sva)
if arrayIsBytes(sva):
- self.needTruncated = True
+ if sva.widthfield is not None:
+ self.needTruncated = True
self.format("""
{{
size_t elt_len = TRUNNEL_DYNARRAY_LEN(&obj->{c_name});
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