diff --git a/src/cswap.rs b/src/cswap.rs
new file mode 100644
index 0000000..b509481
--- /dev/null
+++ b/src/cswap.rs
@@ -0,0 +1,35 @@
+//extern "C" fn swap_loop(a: *mut cty::c_char, b: *mut cty::c_char, n: cty::c_int);
+
+use crate::bindings;
+use std::cmp::min;
+use std::mem::size_of;
+
+pub fn cswap_loop<T>(a: &mut [T], b: &mut [T]) {
+    unsafe {
+        bindings::swap_loop(
+            a.as_mut_ptr() as *mut i8,
+            b.as_mut_ptr() as *mut i8,
+            (size_of::<T>() * min(a.len(), b.len())) as bindings::size_t,
+        )
+    }
+}
+
+pub fn cswap_malloc<T>(a: &mut [T], b: &mut [T]) {
+    unsafe {
+        bindings::swap_malloc(
+            a.as_mut_ptr() as *mut i8,
+            b.as_mut_ptr() as *mut i8,
+            (size_of::<T>() * min(a.len(), b.len())) as bindings::size_t,
+        )
+    }
+}
+
+pub fn cswap_alloca<T>(a: &mut [T], b: &mut [T]) {
+    unsafe {
+        bindings::swap_alloca(
+            a.as_mut_ptr() as *mut i8,
+            b.as_mut_ptr() as *mut i8,
+            (size_of::<T>() * min(a.len(), b.len())) as bindings::size_t,
+        )
+    }
+}