1 files changed, 32 insertions, 7 deletions
diff --git a/src/pluginfo.rs b/src/pluginfo.rs
index 195aa26..507751a 100644
--- a/src/pluginfo.rs
+++ b/src/pluginfo.rs
@@ -1,5 +1,5 @@
 // This file is part of Hexchat Plugin API Bindings for Rust
-// Copyright (C) 2018, 2021 Soni L.
+// Copyright (C) 2018, 2021, 2022 Soni L.
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as
@@ -36,13 +36,19 @@ impl PluginInfo {
     ///
     /// # Safety
     ///
-    /// This function is unsafe, as it can't guarantee the validity of its arguments. It does more
-    /// checking than `new_unchecked` however.
+    /// This function is unsafe, as it can't guarantee the validity of its
+    /// arguments. It does more checking than `new_unchecked` however.
+    ///
+    /// See `new_unchecked` for the full requirements.
     ///
     /// # Panics
     ///
     /// This function explicitly doesn't panic. Call unwrap() on the result instead.
-    pub unsafe fn new(name: *mut *const libc::c_char, desc: *mut *const libc::c_char, vers: *mut *const libc::c_char) -> Option<PluginInfo> {
+    pub unsafe fn new(
+        name: *mut *const libc::c_char,
+        desc: *mut *const libc::c_char,
+        vers: *mut *const libc::c_char,
+    ) -> Option<PluginInfo> {
         if name.is_null() || desc.is_null() || vers.is_null() || name == desc || desc == vers || name == vers {
             None
         } else {
@@ -54,9 +60,14 @@ impl PluginInfo {
     ///
     /// # Safety
     ///
-    /// This function is unsafe, as it doesn't check the validity of the arguments. You're expected
-    /// to only pass in non-aliased non-null pointers. Use new if unsure.
-    pub unsafe fn new_unchecked(name: *mut *const libc::c_char, desc: *mut *const libc::c_char, vers: *mut *const libc::c_char) -> PluginInfo {
+    /// This function is unsafe, as it doesn't check the validity of the
+    /// arguments. You're expected to only pass in non-aliased non-null valid
+    /// pointers. Use `new` if unsure.
+    pub unsafe fn new_unchecked(
+        name: *mut *const libc::c_char,
+        desc: *mut *const libc::c_char,
+        vers: *mut *const libc::c_char,
+    ) -> PluginInfo {
         PluginInfo {
             name, desc, vers
         }
@@ -84,5 +95,19 @@ impl PluginInfo {
             *self.vers = cstr(EMPTY_CSTRING_DATA);
         }
     }
+
+    /// Returns whether this `PluginInfo` has been registered.
+    ///
+    /// # Safety
+    ///
+    /// We cannot currently guarantee the validity of the pointers contained in
+    /// here.
+    pub unsafe fn is_registered(&self) -> bool {
+        ![
+            self.name,
+            self.desc,
+            self.vers,
+        ].into_iter().any(|meta| unsafe { *meta }.is_null())
+    }
 }