Function boring_sys::PKCS5_PBKDF2_HMAC

pub unsafe extern "C" fn PKCS5_PBKDF2_HMAC(
    pass: *const c_char, 
    passlen: size_t, 
    salt: *const c_uchar, 
    saltlen: size_t, 
    iter: c_uint, 
    digest: *const EVP_MD, 
    keylen: size_t, 
    out: *mut u8
) -> c_int