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Kernel: Add unveil('b')

Browse source 
This is a new "browse" permission that lets you open (and subsequently list
contents of) directories underneath the path, but not regular files or any other
types of files.
This commit is contained in:
Sergey Bugaev 2020-11-21 22:55:20 +03:00 • committed by Andreas Kling
parent 23dc3ff0c2
commit 098070b767
5 changed files with 30 additions and 6 deletions
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2
Kernel/FileSystem/ProcFS.cpp
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@ -644,6 +644,8 @@ static Optional<KBuffer> procfs$pid_unveil(InodeIdentifier identifier)
permissions_builder.append('x');
if (unveiled_path.permissions & UnveiledPath::Access::CreateOrRemove)
permissions_builder.append('c');
if (unveiled_path.permissions & UnveiledPath::Access::Browse)
permissions_builder.append('b');
obj.add("permissions", permissions_builder.to_string());
}
array.finish();