From 9e91eaf63aed340a2c0a61ad8f70e9a7883e3aba Mon Sep 17 00:00:00 2001
From: KyleMiles <krm504@nyu.edu>
Date: Tue, 14 Feb 2023 00:09:13 -0500
Subject: Rust API: Misc changes and improvements

---
 rust/src/symbol.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'rust/src/symbol.rs')

diff --git a/rust/src/symbol.rs b/rust/src/symbol.rs
index 22c2b051..59080814 100644
--- a/rust/src/symbol.rs
+++ b/rust/src/symbol.rs
@@ -166,7 +166,7 @@ impl<S: BnStrCompatible> SymbolBuilder<S> {
                 self.ordinal,
             );
 
-            Ref::new(Symbol::from_raw(res))
+            Symbol::ref_from_raw(res)
         }
     }
 }
@@ -177,6 +177,10 @@ pub struct Symbol {
 }
 
 impl Symbol {
+    pub(crate) unsafe fn ref_from_raw(raw: *mut BNSymbol) -> Ref<Self> {
+        Ref::new(Self { handle: raw })
+    }
+
     pub(crate) unsafe fn from_raw(raw: *mut BNSymbol) -> Self {
         Self { handle: raw }
     }
@@ -226,6 +230,11 @@ impl Symbol {
     pub fn auto_defined(&self) -> bool {
         unsafe { BNIsSymbolAutoDefined(self.handle) }
     }
+
+    /// Wether this symbol has external linkage
+    pub fn external(&self) -> bool {
+        self.binding() == Binding::Weak || self.binding() == Binding::Global
+    }
 }
 
 unsafe impl Send for Symbol {}
-- 
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