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pxar: move acl helper functions to src/tools/acl.rs

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They are not only needed by the pxar::sequential_decoder but also for the fuse
xattr impl, so it makes more sense to have them there.

Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
This commit is contained in:
Christian Ebner
2020-01-28 12:42:21 +01:00
committed by Wolfgang Bumiller
parent 6f763ae673
commit bcf0d452c9
2 changed files with 19 additions and 16 deletions
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15
src/tools/acl.rs
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@ -270,3 +270,18 @@ impl<'a> Iterator for &'a mut ACLEntriesIterator {
None
}
}
/// Helper to transform `PxarEntry`s user mode to acl permissions.
pub fn mode_user_to_acl_permissions(mode: u64) -> u64 {
(mode >> 6) & 7
}
/// Helper to transform `PxarEntry`s group mode to acl permissions.
pub fn mode_group_to_acl_permissions(mode: u64) -> u64 {
(mode >> 3) & 7
}
/// Helper to transform `PxarEntry`s other mode to acl permissions.
pub fn mode_other_to_acl_permissions(mode: u64) -> u64 {
mode & 7
}