Mask is not required and will be generated by the system if it is required and missing

Cargo.lock

@@ -31,7 +31,7 @@ checksum = "a5f43f184355eefb8d17fc948dbecf6c13be3c141f20d834ae842193a448c72a"
 
 [[package]]
 name = "posix-acl"
-version = "0.1.0"
+version = "0.1.4"
 dependencies = [
  "acl-sys",
  "anyhow",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "posix-acl"
-version = "0.1.0"
+version = "0.1.4"
 edition = "2021"
 
 [dependencies]

src/lib.rs

@@ -35,22 +35,22 @@ pub static ACL_NONE: PermSet = PermSet::empty();
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
 pub enum Qualifier {
     UserObj,
-    GroupObj,
-    Other,
     User(u32),
+    GroupObj,
     Group(u32),
     Mask,
+    Other,
 }
 
 impl Qualifier {
     pub fn get_tag(&self) -> i32 {
         match self {
             Qualifier::UserObj => ACL_USER_OBJ,
-            Qualifier::GroupObj => ACL_GROUP_OBJ,
-            Qualifier::Other => ACL_OTHER,
             Qualifier::User(_) => ACL_USER,
+            Qualifier::GroupObj => ACL_GROUP_OBJ,
             Qualifier::Group(_) => ACL_GROUP,
             Qualifier::Mask => ACL_MASK,
+            Qualifier::Other => ACL_OTHER,
         }
     }
 
@@ -63,12 +63,18 @@ impl Qualifier {
     }
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
-pub struct ACLEntry(Qualifier, PermSet);
+#[derive(Debug, Clone, PartialEq, Eq, Ord)]
+pub struct ACLEntry(pub Qualifier, pub PermSet);
 
-#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
+impl PartialOrd for ACLEntry {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        Some(self.0.cmp(&other.0))
+    }
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, PartialOrd)]
 pub struct PosixACL {
-    entries: Vec<ACLEntry>,
+    pub entries: Vec<ACLEntry>,
 }
 
 impl PosixACL {
@@ -201,6 +207,7 @@ impl PosixACL {
     pub fn write<P: AsRef<Path>>(&self, path: P) -> Result<()> {
         // Write ACL to file
         self.write_type(path, ACL_TYPE_ACCESS)?;
+        // TODO: If necessary fix mask
         Ok(())
     }
 
@@ -238,11 +245,6 @@ impl PosixACL {
             return Err(anyhow!("Other entry is required"));
         }
 
-        let has_mask = self.entries.iter().any(|x| matches!(x.0, Qualifier::Mask));
-        if !has_mask {
-            return Err(anyhow!("Mask entry is required"));
-        }
-
         for acl_entry in &self.entries {
             let mut entry = null_mut();
             check_return(
@@ -333,8 +335,11 @@ mod test {
         file.write_all(b"Hello, world!").unwrap();
 
         acl.write(path).unwrap();
+        acl.entries.sort();
+
+        let mut acl_r = PosixACL::new_from_file(path, false).unwrap();
+        acl_r.entries.sort();
 
-        let acl_r = PosixACL::new_from_file(path, false).unwrap();
         println!("{:?}", acl);
         assert_eq!(acl.entries.len(), acl_r.entries.len());
         let missing = acl