Retain core string for section strings in Rust API

Author: emesare

rust/src/binary_view.rs

@@ -871,23 +871,23 @@ pub trait BinaryViewExt: BinaryViewBase {
         section.create(self.as_ref());
     }
 
-    fn remove_auto_section(&self, name: &str) {
+    fn remove_auto_section(&self, name: impl IntoCStr) {
         let raw_name = name.to_cstr();
         let raw_name_ptr = raw_name.as_ptr();
         unsafe {
             BNRemoveAutoSection(self.as_ref().handle, raw_name_ptr);
         }
     }
 
-    fn remove_user_section(&self, name: &str) {
+    fn remove_user_section(&self, name: impl IntoCStr) {
         let raw_name = name.to_cstr();
         let raw_name_ptr = raw_name.as_ptr();
         unsafe {
             BNRemoveUserSection(self.as_ref().handle, raw_name_ptr);
         }
     }
 
-    fn section_by_name(&self, name: &str) -> Option<Ref<Section>> {
+    fn section_by_name(&self, name: impl IntoCStr) -> Option<Ref<Section>> {
         unsafe {
             let raw_name = name.to_cstr();
             let name_ptr = raw_name.as_ptr();

rust/src/section.rs

@@ -121,12 +121,12 @@ impl Section {
         unsafe { BNSectionGetSemantics(self.handle).into() }
     }
 
-    pub fn linked_section(&self) -> String {
-        unsafe { BnString::into_string(BNSectionGetLinkedSection(self.handle)) }
+    pub fn linked_section(&self) -> BnString {
+        unsafe { BnString::from_raw(BNSectionGetLinkedSection(self.handle)) }
     }
 
-    pub fn info_section(&self) -> String {
-        unsafe { BnString::into_string(BNSectionGetInfoSection(self.handle)) }
+    pub fn info_section(&self) -> BnString {
+        unsafe { BnString::from_raw(BNSectionGetInfoSection(self.handle)) }
     }
 
     pub fn info_data(&self) -> u64 {