Remove a function, which is not used anymore.
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parent
62bc9ed546
commit
7e372b1a40
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=298508
@ -4594,159 +4594,6 @@ sctp_add_to_readq(struct sctp_inpcb *inp,
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}
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}
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int
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sctp_append_to_readq(struct sctp_inpcb *inp,
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struct sctp_tcb *stcb,
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struct sctp_queued_to_read *control,
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struct mbuf *m,
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int end,
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int ctls_cumack,
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struct sockbuf *sb)
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{
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/*
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* A partial delivery API event is underway. OR we are appending on
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* the reassembly queue.
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*
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* If PDAPI this means we need to add m to the end of the data.
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* Increase the length in the control AND increment the sb_cc.
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* Otherwise sb is NULL and all we need to do is put it at the end
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* of the mbuf chain.
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*/
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int len = 0;
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struct mbuf *mm, *tail = NULL, *prev = NULL;
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if (inp) {
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SCTP_INP_READ_LOCK(inp);
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}
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if (control == NULL) {
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get_out:
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if (inp) {
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SCTP_INP_READ_UNLOCK(inp);
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}
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return (-1);
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}
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if (inp && (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_CANT_READ)) {
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SCTP_INP_READ_UNLOCK(inp);
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return (0);
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}
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if (control->end_added) {
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/* huh this one is complete? */
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goto get_out;
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}
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mm = m;
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if (mm == NULL) {
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goto get_out;
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}
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while (mm) {
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if (SCTP_BUF_LEN(mm) == 0) {
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/* Skip mbufs with NO lenght */
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if (prev == NULL) {
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/* First one */
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m = sctp_m_free(mm);
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mm = m;
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} else {
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SCTP_BUF_NEXT(prev) = sctp_m_free(mm);
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mm = SCTP_BUF_NEXT(prev);
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}
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continue;
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}
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prev = mm;
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len += SCTP_BUF_LEN(mm);
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if (sb) {
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if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_SB_LOGGING_ENABLE) {
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sctp_sblog(sb, control->do_not_ref_stcb ? NULL : stcb, SCTP_LOG_SBALLOC, SCTP_BUF_LEN(mm));
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}
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sctp_sballoc(stcb, sb, mm);
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if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_SB_LOGGING_ENABLE) {
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sctp_sblog(sb, control->do_not_ref_stcb ? NULL : stcb, SCTP_LOG_SBRESULT, 0);
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}
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}
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mm = SCTP_BUF_NEXT(mm);
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}
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if (prev) {
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tail = prev;
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} else {
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/* Really there should always be a prev */
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if (m == NULL) {
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/* Huh nothing left? */
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#ifdef INVARIANTS
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panic("Nothing left to add?");
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#else
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goto get_out;
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#endif
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}
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tail = m;
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}
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if (control->tail_mbuf) {
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/* append */
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SCTP_BUF_NEXT(control->tail_mbuf) = m;
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control->tail_mbuf = tail;
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} else {
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/* nothing there */
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#ifdef INVARIANTS
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if (control->data != NULL) {
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panic("This should NOT happen");
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}
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#endif
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control->data = m;
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control->tail_mbuf = tail;
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}
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atomic_add_int(&control->length, len);
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if (end) {
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/* message is complete */
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if (stcb && (control == stcb->asoc.control_pdapi)) {
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stcb->asoc.control_pdapi = NULL;
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}
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control->held_length = 0;
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control->end_added = 1;
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}
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if (stcb == NULL) {
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control->do_not_ref_stcb = 1;
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}
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/*
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* When we are appending in partial delivery, the cum-ack is used
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* for the actual pd-api highest tsn on this mbuf. The true cum-ack
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* is populated in the outbound sinfo structure from the true cumack
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* if the association exists...
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*/
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control->sinfo_tsn = control->sinfo_cumtsn = ctls_cumack;
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if (inp) {
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SCTP_INP_READ_UNLOCK(inp);
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}
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if (inp && inp->sctp_socket) {
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if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE)) {
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SCTP_ZERO_COPY_EVENT(inp, inp->sctp_socket);
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} else {
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#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
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struct socket *so;
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so = SCTP_INP_SO(inp);
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if (stcb) {
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atomic_add_int(&stcb->asoc.refcnt, 1);
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SCTP_TCB_UNLOCK(stcb);
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}
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SCTP_SOCKET_LOCK(so, 1);
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if (stcb) {
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SCTP_TCB_LOCK(stcb);
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atomic_subtract_int(&stcb->asoc.refcnt, 1);
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}
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if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) {
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SCTP_SOCKET_UNLOCK(so, 1);
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return (0);
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}
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#endif
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sctp_sorwakeup(inp, inp->sctp_socket);
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#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
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SCTP_SOCKET_UNLOCK(so, 1);
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#endif
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}
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}
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return (0);
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}
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/*************HOLD THIS COMMENT FOR PATCH FILE OF
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*************ALTERNATE ROUTING CODE
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*/
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@ -128,16 +128,6 @@ sctp_add_to_readq(struct sctp_inpcb *inp,
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#endif
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);
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int
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sctp_append_to_readq(struct sctp_inpcb *inp,
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struct sctp_tcb *stcb,
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struct sctp_queued_to_read *control,
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struct mbuf *m,
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int end,
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int new_cumack,
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struct sockbuf *sb);
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void sctp_iterator_worker(void);
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uint32_t sctp_get_prev_mtu(uint32_t);
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