add cos, cosf, cosh, coshf

src/lib.rs

@@ -50,3 +50,11 @@ pub mod ceilf;
 pub mod copysign;
 #[path = "math/copysignf.rs"]
 pub mod copysignf;
+#[path = "math/cos.rs"]
+pub mod cos;
+#[path = "math/cosf.rs"]
+pub mod cosf;
+#[path = "math/cosh.rs"]
+pub mod cosh;
+#[path = "math/coshf.rs"]
+pub mod coshf;

src/math/cos.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/cos.rs
+ *
+ * The cos function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn cos(x: f64) -> f64 {
+    libm::cos(x)
+}

src/math/cosf.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/cosf.rs
+ *
+ * The cosf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn cosf(x: f32) -> f32 {
+    libm::cosf(x)
+}

src/math/cosh.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/cosh.rs
+ *
+ * The cosh function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn cosh(x: f64) -> f64 {
+    libm::cosh(x)
+}

src/math/coshf.rs

@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: MPL-2.0
+/*
+ * File: src/math/coshf.rs
+ *
+ * The coshf function.
+ *
+ * Author: HTG-YT
+ * Copyright (c) 2021 The LibM Team of the HaruxOS Project
+ */
+
+#[no_mangle]
+pub extern "C" fn coshf(x: f32) -> f32 {
+    libm::coshf(x)
+}