hi
any comment for below ? will be appreciated your help.

sessman.c:504:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c:596:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_syn_sent: output_data_mptcp fails for sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sessman.c:596:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘session_pre_syn_rec_1’:
sessman.c:720:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf,"session_pre_syn_rec_1 returns NULL when creating session_parm, sess_id=%u", packd.sess->index);
^
sessman.c:728:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_syn_rec_1: cannot create MPcap since option too long, len=%u, sess_id=%u", packd.mptcp_opt_len, packd.sess->index);
^
sessman.c:755:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_syn_rec_1: output_data_mptcp fails, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sessman.c:755:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c:764:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_syn_rec_1: PRE_SYN_REC_1 -> SYN_REC for sess_id=%u", packd.sess->index);
^
sessman.c: In function ‘session_pre_est’:
sessman.c:798:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_est: analyze_MPcap fails. Killing sfl_id=%u and sess_id=%u", packd.sfl->index, packd.sess->index);
^
sessman.c:798:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c:826:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_est: output_data_mptcp fails, sess_id=%u", packd.sess->index);
^
sessman.c:835:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 5 has type ‘size_t’ [-Wformat=]
packd.sess->sack_flag, packd.sfl->sack_flag, packd.sess->index, packd.sfl->index);
^
sessman.c:835:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 6 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘session_syn_rec’:
sessman.c:868:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_syn_rec: analyze_MPcap fails. Killing sfl_id=%u and sess_id=%u!", packd.sfl->index, packd.sess->index);
^
sessman.c:868:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c:876:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_syn_rec: key mismatch! - tearing down sess_id=%u", packd.sess->index);
^
sessman.c:901:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 5 has type ‘size_t’ [-Wformat=]
packd.sess->sack_flag, packd.sfl->sack_flag, packd.sess->index, packd.sfl->index);
^
sessman.c:901:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 6 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘session_established’:
sessman.c:943:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_established: ESTABLISHED->FIN_WAIT_1, sess_id=%u", packd.sess->index );
^
sessman.c:957:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_established: ESTABLISHED->PRE_CLOSE_WAIT, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘session_fin_wait_1’:
sessman.c:989:6: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_fin_wait_1: FIN_WAIT_1->PRE_TIME_WAIT, sess_id=%u", packd.sess->index );
^
sessman.c:994:6: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_fin_wait_1: FIN_WAIT_1->FIN_WAIT_2, sess_id=%u", packd.sess->index );
^
sessman.c:1002:6: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_fin_wait_1: FIN_WAIT_1->PRE_CLOSING, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘session_fin_wait_2’:
sessman.c:1030:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_fin_wait_2: FIN_WAIT_2->PRE_TIME_WAIT, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘session_pre_close_wait’:
sessman.c:1054:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_close_wait: PRE_CLOSE_WAIT->LAST_ACK, sess_id=%u", packd.sess->index );
^
sessman.c:1059:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_close_wait: PRE_CLOSE_WAIT->CLOSE_WAIT, sess_id=%u", packd.sess->index );
^
sessman.c:1069:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_close_wait: PRE_CLOSE_WAIT->PRE_CLOSING, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘session_pre_time_wait’:
sessman.c:1094:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_time_wait: sess id=%d entering sess_state TIME_WAIT", packd.sess->index );
^
sessman.c: In function ‘session_pre_closing’:
sessman.c:1116:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_pre_closing: ess id=%d entering PRE_CLOSING->CLOSING", packd.sess->index );
^
sessman.c:1127:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_closing: sess id=%d entering sess_state PRE_TIME_WAIT", packd.sess->index );
^
sessman.c: In function ‘session_closing’:
sessman.c:1156:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_closing: sess id=%d entering sess_state TIME_WAIT", packd.sess->index);
^
sessman.c: In function ‘session_close_wait’:
sessman.c:1176:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_close_wait: CLOSE_WAIT->LAST_ACK, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘session_last_ack’:
sessman.c:1201:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "session_last_ack: LAST_ACK->TIME_WAIT, sess_id=%u", packd.sess->index );
^
sessman.c: In function ‘terminate_all_subflows’:
sessman.c:1231:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "terminate_all_subflows: terminating for sess_id=%u", sess->index);
^
sessman.c: In function ‘find_subflow_in_session’:
sessman.c:1529:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf,"find_cand_subflow: sfl_id=%d is no candidate or not in sess_id=%d", cmcmd.sfl, sess->index);
^
sessman.c:1532:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "find_subflow_in_session: no sfl found in sess_id =%d", sess->index);
^
sessman.c:1546:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "find_subflow_in_session: found sfl_id=%d in sess_id =%d - but interface "%s" not active!", sflx->index, sess->index, iface);
^
sessman.c:1546:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘switch_active_sfl’:
sessman.c:1577:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "switch_active_sfl: cannot switch since sess id=%d is not in "0" mode", sess->index);
^
sessman.c:1598:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sess->index, sess->last_subflow->index, sess->act_subflow->index);
^
sessman.c:1598:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c:1598:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 5 has type ‘size_t’ [-Wformat=]
sessman.c:1603:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sess->index, sess->act_subflow->index);
^
sessman.c:1603:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘break_active_sfl’:
sessman.c:1636:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sess->last_subflow->index, sess->act_subflow->index);
^
sessman.c:1636:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 5 has type ‘size_t’ [-Wformat=]
sessman.c: In function ‘execute_sess_teardown’:
sessman.c:1825:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "execute_sess_teardown: sess_id=%d is terminated", sess->index);
^
gcc -c sflman.c
sflman.c: In function ‘initiate_cand_subflow’:
sflman.c:192:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "initiate_cand_subflow: sending SYN packet, sfl_id=%u, sess_id=%u", sfl1->index, sess->index);
^
sflman.c:192:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:199:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "initiate_cand_subflow: send_raw_packet returns error, sfl_id=%u, sess_id=%u", sfl1->index, sess->index);
^
sflman.c:199:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘create_new_subflow_input’:
sflman.c:354:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "create_new_subflow_input: sending SYN/ACK packet, sfl_id=%u, sess_id=%u", sfl1->index, sess->index);
^
sflman.c:354:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_syn_sent’:
sflman.c:414:6: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
packd.sess->index, packd.sfl->index);
^
sflman.c:414:6: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:458:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_syn_sent: sending ACK packet, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:458:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:481:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_syn_sent: sess id=%d, sfl id=%d, TCP state changed to ESTABLISHED, sfl_sack=%d", packd.sess->index, packd.sfl->index, packd.sfl->sack_flag);
^
sflman.c:481:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_syn_received’:
sflman.c:525:6: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
packd.sess->index, packd.sfl->index);
^
sflman.c:525:6: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:540:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_syn_received: sess id=%d, sfl id=%d, TCP state changed to ESTABLISHED, sfl_sack_flag=%d", packd.sess->index, packd.sfl->index, packd.sfl->sack_flag);
^
sflman.c:540:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘terminate_subflow’:
sflman.c:564:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "terminate_cand_subflow: sfl->sess index=%u does not match sess index=%u", sfl->sess->index, sess->index);
^
sflman.c:564:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:595:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "terminate_cand_subflow: sending FIN packet, sfl_id=%u, sess_id=%u", sfl->index, sess->index);
^
sflman.c:595:2: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_established’:
sflman.c:662:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_established: sending FIN/ACK or ACK packet, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:662:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:678:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_established: state change to CLOSE_WAIT, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:678:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:683:4: warning: too many arguments for format [-Wformat-extra-args]
sprintf(msg_buf, "subflow_established: state change to LAST_ACK", packd.sfl->index, packd.sess->index);
^
sflman.c: In function ‘subflow_close_wait’:
sflman.c:727:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_established: sending FIN/ACK packet, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:727:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:743:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_close_wait: state change to LAST_ACK, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:743:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_last_ack’:
sflman.c:762:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_last_ack: sess id=%d, sfl id=%d terminated", packd.sess->index, packd.sfl->index);
^
sflman.c:762:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_fin_wait_1’:
sflman.c:786:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_fin_wait_1: state change to FIN_WAIT_2, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:786:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:815:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_fin_wait_1: sending ACK packet, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:815:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:831:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf,"subflow_fin_wait_1: sess id=%d, sfl id=%d entering TCP state TIME_WAIT", packd.sess->index, packd.sfl->index);
^
sflman.c:831:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:836:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf,"subflow_fin_wait_1: state change to CLOSING, sess id=%d, sfl id=%d ", packd.sess->index, packd.sfl->index);
^
sflman.c:836:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_fin_wait_2’:
sflman.c:878:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_fin_wait_2: sending ACK packet, sfl_id=%u, sess_id=%u", packd.sfl->index, packd.sess->index);
^
sflman.c:878:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:892:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_fin_wait_2: sess id=%d, sfl id=%d entering TCP state TIME_WAIT", packd.sess->index, packd.sfl->index);
^
sflman.c:892:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘subflow_closing’:
sflman.c:912:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "subflow_closing: sess id=%d, sfl id=%d entering TCP state TIME_WAIT", packd.sess->index, packd.sfl->index);
^
sflman.c:912:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘send_switch_ack’:
sflman.c:963:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "send_switch_ack: new subflow index = %d", new_sfl->index);
^
sflman.c:967:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "send_switch_ack: old subflow index = %d", old_sfl->index);
^
sflman.c: In function ‘send_break_ack’:
sflman.c:1061:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "send_break_ack: sess_id=%u, new sfl_id = %u", new_sfl->sess->index, new_sfl->index);
^
sflman.c:1061:3: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘handle_rex_event’:
sflman.c:1351:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "handle_rex_event: retransmit on sfl_id=%d in sess_id=%d", sflx->index, sflx->sess->index);
^
sflman.c:1351:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:1363:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "handle_rex_event: reset sfl id=%d in sess id=%d", sflx->index, sflx->sess->index);
^
sflman.c:1363:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c:1374:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "handle_rex_event: reset sfl id=%d and sess id=%d", sfly->index, sfly->sess->index);
^
sflman.c:1374:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘handle_sfl_close_event’:
sflman.c:1435:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "handle_sfl_close_event: sess id=%d, sfl id=%d terminated", sfl->sess->index, sfl->index);
^
sflman.c:1435:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘handle_prio_event’:
sflman.c:1500:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sess->index, prio->addr_id_loc, sess->act_subflow->index);
^
sflman.c:1500:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 5 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘create_sfl_break_event’:
sflman.c:1535:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "create_sfl_break_event: created for sfl_id=%d, sess_id=%d", sfl->index, sfl->sess->index);
^
sflman.c:1535:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘handle_sfl_break_event’:
sflman.c:1570:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "handle_sfl_break_event: sess id=%d, sfl id=%d terminated", sfl->sess->index, sfl->index);
^
sflman.c:1570:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
sflman.c: In function ‘execute_sfl_teardown’:
sflman.c:1633:2: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘size_t’ [-Wformat=]
sprintf(msg_buf, "execute_sfl_teardown: sfl id=%d is terminated", sfl->index);
^
gcc -c packman.c
gcc -c mptcpproxy_util.c
mptcpproxy_util.c: In function ‘terminate_print_data’:
mptcpproxy_util.c:415:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
fprintf(prt_data.file1,"%lu\t%d\t%f\t%u\t%u", (long unsigned int) prt->id, prt->hook, dtime, prt->sess_id, prt->sfl_id);
^
mptcpproxy_util.c:415:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 6 has type ‘size_t’ [-Wformat=]
mptcpproxy_util.c:415:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 7 has type ‘size_t’ [-Wformat=]
mptcpproxy_util.c:435:4: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
fprintf(prt_data.file3,"%lu\t%d\t%f\t%u\t%u", (long unsigned int) prt->id, prt->hook, dtime, prt->sess_id, prt->sfl_id);
^
mptcpproxy_util.c:435:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 6 has type ‘size_t’ [-Wformat=]
mptcpproxy_util.c:435:4: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 7 has type ‘size_t’ [-Wformat=]
mptcpproxy_util.c:476:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
fprintf(prt_data.file10,"%lu\t%d\t%u\t", (long unsigned int) prtt->id, prtt->hook, prtt->sfl_id);
^
mptcpproxy_util.c:476:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 5 has type ‘size_t’ [-Wformat=]
mptcpproxy_util.c:486:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘size_t’ [-Wformat=]
fprintf(prt_data.file30,"%lu\t%d\t%u\t", (long unsigned int) prtt->id, prtt->hook, prtt->sfl_id);
^
mptcpproxy_util.c:486:5: warning: format ‘%u’ expects argument of type ‘unsigned int’, but argument 5 has type ‘size_t’ [-Wformat=]
gcc -c map_table.c
map_table.c: In function ‘print_entry’:
map_table.c:404:3: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t’ [-Wformat=](long unsigned) map->pnt1->range);
^
gcc -c tp_heap.c
gcc -c hmac_sha1.c
gcc -c sha1.c
gcc -g -o mptcp_proxy mptcp_proxy.o mangleman.o conman.o sessman.o sflman.o packman.o mptcpproxy_util.o map_table.o tp_heap.o hmac_sha1.o sha1.o -lnetfilter_queue
/usr/bin/ld: mptcp_proxy.o: undefined reference to symbol 'nfnl_rcvbufsiz'
//usr/local/lib/libnfnetlink.so.0: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
make: *** [mptcp_proxy] Error 1
admin2@admin2-virtual-machine:~/MPTCP-PROXY$

Hi , will appreciated your comment for below , or can you recommend what is the best distro to compile this without trouble ?

[root@localhost MPTCP-PROXY]# ls
binheap.c Makefile mpproxy.o packman.h sflman.o
binheap.h mangleman.c mptcp_proxy_1-0-1.tar packman.o sha1.c
conman.c mangleman.h mptcp_proxy.c README sha1.h
conman.h mangleman.o mptcp_proxy.h README~ sha1.o
conman.o map_table.c mptcp_proxy.o sessman.c tp_heap.c
hmac.h map_table.h mptcpproxy_util.c sessman.h tp_heap.h
hmac_sha1.c map_table.o mptcpproxy_util.h sessman.o tp_heap.o
hmac_sha1.o mpproxy mptcpproxy_util.o sflman.c uthash.h
libnetfilter_queue.h mpproxy.c packman.c sflman.h

[root@localhost MPTCP-PROXY]# make
gcc -g -o mptcp_proxy mptcp_proxy.o mangleman.o conman.o sessman.o sflman.o packman.o mptcpproxy_util.o map_table.o tp_heap.o hmac_sha1.o sha1.o -lnetfilter_queue
/usr/bin/ld: mptcp_proxy.o: undefined reference to symbol 'nfnl_rcvbufsiz'
/usr/bin/ld: note: 'nfnl_rcvbufsiz' is defined in DSO /lib64/libnfnetlink.so.0 so try adding it to the linker command line
/lib64/libnfnetlink.so.0: could not read symbols: Invalid operation
collect2: error: ld returned 1 exit status
make: *** [mptcp_proxy] Error 1
[root@localhost MPTCP-PROXY]#

How to forward all TCP connections of MPTCP client to proxy server through mptcp, how to set up this program to meet this requirement？

Hi

When I start the mpproxy, I get the following error message

mpproxy start

error during nfq_create_queue()

gdb - trace

root@vmn-575:~# gdb --args /usr/bin/mpproxy start
GNU gdb (Ubuntu 7.9-1ubuntu1) 7.9
Copyright (C) 2015 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
http://www.gnu.org/software/gdb/bugs/.
Find the GDB manual and other documentation resources online at:
http://www.gnu.org/software/gdb/documentation/.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/bin/mpproxy...done.
(gdb) run
Starting program: /usr/bin/mpproxy start
error during nfq_create_queue()
Inferior 1 (process 18171) exited normally bt
No stack.
(gdb)

Just wondering is there someone still working on it or maintaining it...
Any suggestions or comments will be really helpful.