Mercurial > public > mercurial-scm > hg-stable

diff mercurial/dirstatemap.py @ 47675:48aec076b8fb

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dirstate-v2: Enforce data size read from the docket file The data file may not be shorter than its size given by the docket. It may be longer, but additional data is ignored. Differential Revision: https://phab.mercurial-scm.org/D11089
author Simon Sapin <simon.sapin@octobus.net>
date Mon, 12 Jul 2021 22:46:52 +0200
parents ff97e793ed36
children 065e61628980
line wrap: on
line diff
--- a/mercurial/dirstatemap.py	Thu Jul 08 12:18:21 2021 +0200
+++ b/mercurial/dirstatemap.py	Mon Jul 12 22:46:52 2021 +0200
@@ -637,7 +637,9 @@
                     data = self._opener.read(self.docket.data_filename())
                 else:
                     data = b''
-                self._rustmap = rustmod.DirstateMap.new_v2(data)
+                self._rustmap = rustmod.DirstateMap.new_v2(
+                    data, self.docket.data_size
+                )
                 parents = self.docket.parents
             else:
                 self._rustmap, parents = rustmod.DirstateMap.new_v1(