[Rust] Add BinaryViewExt::workflow

Author: emesare

rust/src/binary_view.rs

@@ -68,6 +68,7 @@ pub mod memory_map;
 pub mod reader;
 pub mod writer;
 
+use crate::workflow::Workflow;
 pub use memory_map::MemoryMap;
 pub use reader::BinaryReader;
 pub use writer::BinaryWriter;
@@ -324,6 +325,14 @@ pub trait BinaryViewExt: BinaryViewBase {
         unsafe { BNAbortAnalysis(self.as_ref().handle) }
     }
 
+    fn workflow(&self) -> Ref<Workflow> {
+        unsafe {
+            let raw_ptr = BNGetWorkflowForBinaryView(self.as_ref().handle);
+            let nonnull = NonNull::new(raw_ptr).expect("All views must have a workflow");
+            Workflow::ref_from_raw(nonnull)
+        }
+    }
+
     fn analysis_info(&self) -> Result<AnalysisInfo> {
         let info_ref = unsafe { BNGetAnalysisInfo(self.as_ref().handle) };
         if info_ref.is_null() {