See DMTF/SPDM-Responder-Validator#184
We need libspdm provide libspdm_send_receive_spdm_data() API, which supports chunking.
libspdm_send_receive_data may call libspdm_send_spdm_request and libspdm_receive_spdm_response. (like what libspdm_try_vendor_send_request_receive_response does)
To remove duplication and for testing, we may let libspdm_try_vendor_send_request_receive_response call the new libspdm_send_receive_spdm_data() .
reference: #3343