ngx::ffi

Function ECDSA_do_sign_ex

Source 
pub unsafe extern "C" fn ECDSA_do_sign_ex(
    dgst: *const u8,
    dgstlen: i32,
    kinv: *const bignum_st,
    rp: *const bignum_st,
    eckey: *mut ec_key_st,
) -> *mut ECDSA_SIG_st