Import upstream v0.16.22, stripped

Upstream commit: 474dd0229cb20cf513036619781ed97bd8073c3f Enterprise-only files removed or emptied: 63 Enterprise-only snippets removed: 117 in 50 files Dangling module declarations removed: 5 Cargo edits turning enterprise off: 14 Verification: clean Enterprise feature gates left for rebuilt features: 19 in 18 files Produced by tools/fork/strip.py. The full report is in docs/fork/strip-reports/ on main.
2026-09-18 10:21:56 -07:00
commit 7dae9b29fd
1650 changed files with 485521 additions and 0 deletions
@@ -0,0 +1,103 @@
+/*
+ * SPDX-FileCopyrightText: 2020 Stalwart Labs LLC <[email protected]>
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-SEL
+ */
+
+use std::{borrow::Borrow, hash::Hash, rc::Rc};
+
+use ahash::AHashMap;
+
+#[derive(Debug)]
+#[repr(transparent)]
+struct StringRef<T: IdBimapItem>(Rc<T>);
+
+#[derive(Debug)]
+#[repr(transparent)]
+struct IdRef<T: IdBimapItem>(Rc<T>);
+
+#[derive(Debug, Default)]
+pub struct IdBimap<T: IdBimapItem> {
+    id_to_name: AHashMap<IdRef<T>, Rc<T>>,
+    name_to_id: AHashMap<StringRef<T>, Rc<T>>,
+}
+
+impl<T: IdBimapItem> IdBimap<T> {
+    pub fn with_capacity(capacity: usize) -> Self {
+        Self {
+            id_to_name: AHashMap::with_capacity(capacity),
+            name_to_id: AHashMap::with_capacity(capacity),
+        }
+    }
+
+    pub fn insert(&mut self, item: T) {
+        let item = Rc::new(item);
+        self.id_to_name.insert(IdRef(item.clone()), item.clone());
+        self.name_to_id.insert(StringRef(item.clone()), item);
+    }
+
+    pub fn by_name(&self, name: &str) -> Option<&T> {
+        self.name_to_id.get(name).map(|v| v.as_ref())
+    }
+
+    pub fn by_id(&self, id: u32) -> Option<&T> {
+        self.id_to_name.get(&id).map(|v| v.as_ref())
+    }
+
+    pub fn iter(&self) -> impl Iterator<Item = &T> {
+        self.name_to_id.values().map(|v| v.as_ref())
+    }
+
+    pub fn is_empty(&self) -> bool {
+        self.name_to_id.is_empty()
+    }
+}
+
+// SAFETY: Safe because Rc<> are never returned from the struct
+unsafe impl<T: IdBimapItem> Send for IdBimap<T> {}
+unsafe impl<T: IdBimapItem> Sync for IdBimap<T> {}
+
+pub trait IdBimapItem: std::fmt::Debug {
+    fn id(&self) -> &u32;
+    fn name(&self) -> &str;
+}
+
+impl<T: IdBimapItem> Borrow<str> for StringRef<T> {
+    fn borrow(&self) -> &str {
+        self.0.name()
+    }
+}
+
+impl<T: IdBimapItem> Borrow<u32> for IdRef<T> {
+    fn borrow(&self) -> &u32 {
+        self.0.id()
+    }
+}
+
+impl<T: IdBimapItem> PartialEq for StringRef<T> {
+    fn eq(&self, other: &Self) -> bool {
+        self.0.name() == other.0.name()
+    }
+}
+
+impl<T: IdBimapItem> Eq for StringRef<T> {}
+
+impl<T: IdBimapItem> PartialEq for IdRef<T> {
+    fn eq(&self, other: &Self) -> bool {
+        self.0.id() == other.0.id()
+    }
+}
+
+impl<T: IdBimapItem> Eq for IdRef<T> {}
+
+impl<T: IdBimapItem> Hash for StringRef<T> {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.0.name().hash(state)
+    }
+}
+
+impl<T: IdBimapItem> Hash for IdRef<T> {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.0.id().hash(state)
+    }
+}