aws_lc_sys

Function HMAC

Source 
pub unsafe extern "C" fn HMAC(
    evp_md: *const EVP_MD,
    key: *const c_void,
    key_len: usize,
    data: *const u8,
    data_len: usize,
    out: *mut u8,
    out_len: *mut c_uint,
) -> *mut u8