[Rust API] Add BinaryViewExt::{tags_all_scopes, tag_types, tags_by_type}

Author: negasora

rust/src/binary_view.rs

@@ -54,7 +54,7 @@ use crate::segment::{Segment, SegmentBuilder};
 use crate::settings::Settings;
 use crate::string::*;
 use crate::symbol::{Symbol, SymbolType};
-use crate::tags::{Tag, TagType};
+use crate::tags::{Tag, TagReference, TagType};
 use crate::types::{
     NamedTypeReference, QualifiedName, QualifiedNameAndType, QualifiedNameTypeAndId, Type,
     TypeArchive, TypeArchiveId, TypeContainer, TypeLibrary,
@@ -1646,6 +1646,34 @@ pub trait BinaryViewExt: BinaryViewBase {
         }
     }
 
+    /// Get all tags in all scopes
+    fn tags_all_scopes(&self) -> Array<TagReference> {
+        let mut count = 0;
+        unsafe {
+            let tag_references = BNGetAllTagReferences(self.as_ref().handle, &mut count);
+            Array::new(tag_references, count, ())
+        }
+    }
+
+    /// Get all tag types present for the view
+    fn tag_types(&self) -> Array<TagType> {
+        let mut count = 0;
+        unsafe {
+            let tag_types_raw = BNGetTagTypes(self.as_ref().handle, &mut count);
+            Array::new(tag_types_raw, count, ())
+        }
+    }
+
+    // Get all tags of a specific type
+    fn tags_by_type(&self, tag_type: &TagType) -> Array<TagReference> {
+        let mut count = 0;
+        unsafe {
+            let tag_references =
+                BNGetAllTagReferencesOfType(self.as_ref().handle, tag_type.handle, &mut count);
+            Array::new(tag_references, count, ())
+        }
+    }
+
     /// Get a tag by its id.
     ///
     /// Note this does not tell you anything about where it is used.

rust/src/tags.rs

@@ -128,7 +128,28 @@ pub struct TagType {
     pub(crate) handle: *mut BNTagType,
 }
 
+impl CoreArrayProvider for TagType {
+    type Raw = *mut BNTagType;
+    type Context = ();
+    type Wrapped<'a> = Guard<'a, Self>;
+}
+
+unsafe impl CoreArrayProviderInner for TagType {
+    unsafe fn free(raw: *mut Self::Raw, count: usize, _context: &Self::Context) {
+        BNFreeTagTypeList(raw, count)
+    }
+
+    unsafe fn wrap_raw<'a>(raw: &'a Self::Raw, context: &'a Self::Context) -> Self::Wrapped<'a> {
+        Guard::new(Self::from_raw(*raw), context)
+    }
+}
+
 impl TagType {
+    pub(crate) unsafe fn from_raw(handle: *mut BNTagType) -> Self {
+        debug_assert!(!handle.is_null());
+        Self { handle }
+    }
+
     pub(crate) unsafe fn ref_from_raw(handle: *mut BNTagType) -> Ref<Self> {
         debug_assert!(!handle.is_null());
         Ref::new(Self { handle })