expose Function::IsVariableUserDefinded()

4 files changed, 15 insertions, 0 deletions

diff --git a/binaryninjaapi.h b/binaryninjaapi.h
index 5b3307a4..2d8c1e5f 100644
--- a/binaryninjaapi.h
+++ b/binaryninjaapi.h
@@ -3124,6 +3124,7 @@ __attribute__ ((format (printf, 1, 2)))
 			bool ignoreDisjointUses = false);
 		void DeleteAutoVariable(const Variable& var);
 		void DeleteUserVariable(const Variable& var);
+		bool IsVariableUserDefinded(const Variable& var);
 		Confidence<Ref<Type>> GetVariableType(const Variable& var);
 		std::string GetVariableName(const Variable& var);
 
diff --git a/binaryninjacore.h b/binaryninjacore.h
index e90c4294..04dadf58 100644
--- a/binaryninjacore.h
+++ b/binaryninjacore.h
@@ -3278,6 +3278,7 @@ __attribute__ ((format (printf, 1, 2)))
 		const char* name, bool ignoreDisjointUses);
 	BINARYNINJACOREAPI void BNDeleteAutoVariable(BNFunction* func, const BNVariable* var);
 	BINARYNINJACOREAPI void BNDeleteUserVariable(BNFunction* func, const BNVariable* var);
+	BINARYNINJACOREAPI bool BNIsVariableUserDefined(BNFunction* func, const BNVariable* var);
 	BINARYNINJACOREAPI BNTypeWithConfidence BNGetVariableType(BNFunction* func, const BNVariable* var);
 	BINARYNINJACOREAPI char* BNGetVariableName(BNFunction* func, const BNVariable* var);
 	BINARYNINJACOREAPI uint64_t BNToVariableIdentifier(const BNVariable* var);
diff --git a/function.cpp b/function.cpp
index d7345248..ed50b4df 100644
--- a/function.cpp
+++ b/function.cpp
@@ -1082,6 +1082,12 @@ void Function::DeleteUserVariable(const Variable& var)
 }
 
 
+bool Function::IsVariableUserDefinded(const Variable& var)
+{
+	return BNIsVariableUserDefined(m_object, &var);
+}
+
+
 Confidence<Ref<Type>> Function::GetVariableType(const Variable& var)
 {
 	BNTypeWithConfidence type = BNGetVariableType(m_object, &var);
diff --git a/python/function.py b/python/function.py
index 13d73435..a1f9163c 100644
--- a/python/function.py
+++ b/python/function.py
@@ -2607,6 +2607,13 @@ class Function(object):
 		var_data.storage = var.storage
 		core.BNDeleteUserVariable(self.handle, var_data)
 
+	def is_var_user_defined(self, var):
+		var_data = core.BNVariable()
+		var_data.type = var.source_type
+		var_data.index = var.index
+		var_data.storage = var.storage
+		return core.BNIsVariableUserDefined(self.handle, var_data)
+
 	def get_stack_var_at_frame_offset(self, offset, addr, arch=None):
 		if arch is None:
 			arch = self.arch