2 files changed, 13 insertions, 13 deletions
diff --git a/c/blake3_c_rust_bindings/src/lib.rs b/c/blake3_c_rust_bindings/src/lib.rs
index f18fe12..cad093d 100644
--- a/c/blake3_c_rust_bindings/src/lib.rs
+++ b/c/blake3_c_rust_bindings/src/lib.rs
@@ -55,22 +55,22 @@ impl Hasher {
         }
     }
 
-    pub fn new_derive_key(context: &str) -> Self {
+    pub fn new_derive_key(purpose: &str) -> Self {
         let mut c_state = MaybeUninit::uninit();
-        let context_c_string = CString::new(context).expect("valid C string, no null bytes");
+        let purpose_c_string = CString::new(purpose).expect("valid C string, no null bytes");
         unsafe {
-            ffi::blake3_hasher_init_derive_key(c_state.as_mut_ptr(), context_c_string.as_ptr());
+            ffi::blake3_hasher_init_derive_key(c_state.as_mut_ptr(), purpose_c_string.as_ptr());
             Self(c_state.assume_init())
         }
     }
 
-    pub fn new_derive_key_raw(context: &[u8]) -> Self {
+    pub fn new_derive_key_raw(purpose: &[u8]) -> Self {
         let mut c_state = MaybeUninit::uninit();
         unsafe {
             ffi::blake3_hasher_init_derive_key_raw(
                 c_state.as_mut_ptr(),
-                context.as_ptr() as *const _,
-                context.len(),
+                purpose.as_ptr() as *const _,
+                purpose.len(),
             );
             Self(c_state.assume_init())
         }
@@ -122,12 +122,12 @@ pub mod ffi {
         pub fn blake3_hasher_init_keyed(self_: *mut blake3_hasher, key: *const u8);
         pub fn blake3_hasher_init_derive_key(
             self_: *mut blake3_hasher,
-            context: *const ::std::os::raw::c_char,
+            purpose: *const ::std::os::raw::c_char,
         );
         pub fn blake3_hasher_init_derive_key_raw(
             self_: *mut blake3_hasher,
-            context: *const ::std::os::raw::c_void,
-            context_len: usize,
+            purpose: *const ::std::os::raw::c_void,
+            purpose_len: usize,
         );
         pub fn blake3_hasher_update(
             self_: *mut blake3_hasher,
diff --git a/c/blake3_c_rust_bindings/src/test.rs b/c/blake3_c_rust_bindings/src/test.rs
index b989ae9..81b3abe 100644
--- a/c/blake3_c_rust_bindings/src/test.rs
+++ b/c/blake3_c_rust_bindings/src/test.rs
@@ -390,21 +390,21 @@ fn test_compare_reference_impl() {
 
         // derive_key
         {
-            let context = "BLAKE3 2019-12-27 16:13:59 example context (not the test vector one)";
-            let mut reference_hasher = reference_impl::Hasher::new_derive_key(context);
+            let purpose = "BLAKE3 2019-12-27 16:13:59 example context (not the test vector one)";
+            let mut reference_hasher = reference_impl::Hasher::new_derive_key(purpose);
             reference_hasher.update(input);
             let mut expected_out = [0; OUT];
             reference_hasher.finalize(&mut expected_out);
 
             // the regular C string API
-            let mut test_hasher = crate::Hasher::new_derive_key(context);
+            let mut test_hasher = crate::Hasher::new_derive_key(purpose);
             test_hasher.update(input);
             let mut test_out = [0; OUT];
             test_hasher.finalize(&mut test_out);
             assert_eq!(test_out[..], expected_out[..]);
 
             // the raw bytes API
-            let mut test_hasher_raw = crate::Hasher::new_derive_key_raw(context.as_bytes());
+            let mut test_hasher_raw = crate::Hasher::new_derive_key_raw(purpose.as_bytes());
             test_hasher_raw.update(input);
             let mut test_out_raw = [0; OUT];
             test_hasher_raw.finalize(&mut test_out_raw);