diff --git a/libs/bssl/src/curve25519.rs b/libs/bssl/src/curve25519.rs
new file mode 100644
index 0000000..499a3d0
--- /dev/null
+++ b/libs/bssl/src/curve25519.rs
@@ -0,0 +1,39 @@
+// Copyright 2023, The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//! Wrappers of the Curve25519 related functions in BoringSSL curve25519.h.
+
+use crate::util::check_int_result;
+use bssl_avf_error::{ApiName, Result};
+
+const ED25519_PUBLIC_KEY_LEN: usize = bssl_ffi::ED25519_PUBLIC_KEY_LEN as usize;
+const ED25519_SIGNATURE_LEN: usize = bssl_ffi::ED25519_SIGNATURE_LEN as usize;
+
+/// Verifies the signature of a message with the given ED25519 public key.
+pub fn ed25519_verify(
+    message: &[u8],
+    signature: &[u8; ED25519_SIGNATURE_LEN],
+    public_key: &[u8; ED25519_PUBLIC_KEY_LEN],
+) -> Result<()> {
+    // SAFETY: The function only reads the parameters within their bounds.
+    let ret = unsafe {
+        bssl_ffi::ED25519_verify(
+            message.as_ptr(),
+            message.len(),
+            signature.as_ptr(),
+            public_key.as_ptr(),
+        )
+    };
+    check_int_result(ret, ApiName::ED25519_verify)
+}
diff --git a/libs/bssl/src/lib.rs b/libs/bssl/src/lib.rs
index a420168..ad51b61 100644
--- a/libs/bssl/src/lib.rs
+++ b/libs/bssl/src/lib.rs
@@ -21,6 +21,7 @@
 mod aead;
 mod cbb;
 mod cbs;
+mod curve25519;
 mod digest;
 mod ec_key;
 mod err;
@@ -36,6 +37,7 @@
 pub use aead::{Aead, AeadContext, AES_GCM_NONCE_LENGTH};
 pub use cbb::CbbFixed;
 pub use cbs::Cbs;
+pub use curve25519::ed25519_verify;
 pub use digest::Digester;
 pub use ec_key::{EcKey, ZVec};
 pub use evp::{PKey, PKeyType};