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head/sys/netinet/sctp_input.c
| Show First 20 Lines • Show All 5,194 Lines • ▼ Show 20 Lines | case SCTP_COOKIE_ECHO: | ||||
| } | } | ||||
| } | } | ||||
| /* | /* | ||||
| * First are we accepting? We do this again here | * First are we accepting? We do this again here | ||||
| * since it is possible that a previous endpoint WAS | * since it is possible that a previous endpoint WAS | ||||
| * listening responded to a INIT-ACK and then | * listening responded to a INIT-ACK and then | ||||
| * closed. We opened and bound.. and are now no | * closed. We opened and bound.. and are now no | ||||
| * longer listening. | * longer listening. | ||||
| * | |||||
| * XXXGL: notes on checking listen queue length. | |||||
| * 1) SCTP_IS_LISTENING() doesn't necessarily mean | |||||
| * SOLISTENING(), because a listening "UDP type" | |||||
| * socket isn't listening in terms of the socket | |||||
| * layer. It is a normal data flow socket, that | |||||
| * can fork off new connections. Thus, we should | |||||
| * look into sol_qlen only in case we are !UDP. | |||||
| * 2) Checking sol_qlen in general requires locking | |||||
| * the socket, and this code lacks that. | |||||
| */ | */ | ||||
| if ((stcb == NULL) && | if ((stcb == NULL) && | ||||
| (!SCTP_IS_LISTENING(inp) || | (!SCTP_IS_LISTENING(inp) || | ||||
| inp->sctp_socket->so_qlen >= inp->sctp_socket->so_qlimit)) { | (!(inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) && | ||||
| inp->sctp_socket->sol_qlen >= inp->sctp_socket->sol_qlimit))) { | |||||
| if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && | if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && | ||||
| (SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit))) { | (SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit))) { | ||||
| op_err = sctp_generate_cause(SCTP_CAUSE_OUT_OF_RESC, ""); | op_err = sctp_generate_cause(SCTP_CAUSE_OUT_OF_RESC, ""); | ||||
| sctp_abort_association(inp, stcb, m, iphlen, | sctp_abort_association(inp, stcb, m, iphlen, | ||||
| src, dst, sh, op_err, | src, dst, sh, op_err, | ||||
| mflowtype, mflowid, | mflowtype, mflowid, | ||||
| vrf_id, port); | vrf_id, port); | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 993 Lines • Show Last 20 Lines | |||||