diff options
Diffstat (limited to 'sys/netatm/uni/qsaal1_sigaa.c')
| -rw-r--r-- | sys/netatm/uni/qsaal1_sigaa.c | 518 |
1 files changed, 0 insertions, 518 deletions
diff --git a/sys/netatm/uni/qsaal1_sigaa.c b/sys/netatm/uni/qsaal1_sigaa.c deleted file mode 100644 index 2a105a5..0000000 --- a/sys/netatm/uni/qsaal1_sigaa.c +++ /dev/null @@ -1,518 +0,0 @@ -/*- - * =================================== - * HARP | Host ATM Research Platform - * =================================== - * - * - * This Host ATM Research Platform ("HARP") file (the "Software") is - * made available by Network Computing Services, Inc. ("NetworkCS") - * "AS IS". NetworkCS does not provide maintenance, improvements or - * support of any kind. - * - * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, - * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE - * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE. - * In no event shall NetworkCS be responsible for any damages, including - * but not limited to consequential damages, arising from or relating to - * any use of the Software or related support. - * - * Copyright 1994-1998 Network Computing Services, Inc. - * - * Copies of this Software may be made, however, the above copyright - * notice must be reproduced on all copies. - */ - -/* - * ATM Forum UNI Support - * --------------------- - * - * ITU-T Q.SAAL1 - Process AA-signals (SAP_SSCOP) - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/types.h> -#include <sys/time.h> -#include <sys/socket.h> -#include <net/if.h> -#include <netatm/port.h> -#include <netatm/queue.h> -#include <netatm/atm.h> -#include <netatm/atm_sys.h> -#include <netatm/atm_cm.h> - -#include <netatm/uni/sscop.h> -#include <netatm/uni/sscop_misc.h> -#include <netatm/uni/sscop_var.h> - -/* - * Local functions - */ -static void sscop_estreq_ready(struct sscop *, intptr_t, intptr_t); -static void sscop_datreq_outconn(struct sscop *, intptr_t, intptr_t); -static void sscop_resreq_ready(struct sscop *, intptr_t, intptr_t); -static void sscop_resrsp_inresyn(struct sscop *, intptr_t, intptr_t); -static void sscop_resrsp_conresyn(struct sscop *, intptr_t, intptr_t); - - -/* - * Stack command state lookup tables - */ -/* SSCOP_INIT */ -static void (*sscop_init_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - sscop_init_inst, /* SOS_INST */ - NULL, /* SOS_IDLE */ - NULL, /* SOS_OUTCONN */ - NULL, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - NULL, /* SOS_OUTRESYN */ - NULL, /* SOS_INRESYN */ - NULL, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - NULL, /* SOS_READY */ - NULL /* SOS_TERM */ -}; - -/* SSCOP_TERM */ -static void (*sscop_term_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - sscop_term_all, /* SOS_INST */ - sscop_term_all, /* SOS_IDLE */ - sscop_term_all, /* SOS_OUTCONN */ - sscop_term_all, /* SOS_INCONN */ - sscop_term_all, /* SOS_OUTDISC */ - sscop_term_all, /* SOS_OUTRESYN */ - sscop_term_all, /* SOS_INRESYN */ - sscop_term_all, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_term_all, /* SOS_READY */ - sscop_term_all /* SOS_TERM */ -}; - -/* SSCOP_ESTABLISH_REQ */ -static void (*sscop_estreq_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - sscop_estreq_idle, /* SOS_IDLE */ - NULL, /* SOS_OUTCONN */ - NULL, /* SOS_INCONN */ - sscop_estreq_ready, /* SOS_OUTDISC */ - sscop_estreq_ready, /* SOS_OUTRESYN */ - sscop_estreq_ready, /* SOS_INRESYN */ - sscop_estreq_ready, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_estreq_ready, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - -/* SSCOP_ESTABLISH_RSP */ -static void (*sscop_estrsp_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - NULL, /* SOS_IDLE */ - NULL, /* SOS_OUTCONN */ - sscop_estrsp_inconn, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - NULL, /* SOS_OUTRESYN */ - NULL, /* SOS_INRESYN */ - NULL, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_aa_noop_1, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - -/* SSCOP_RELEASE_REQ */ -static void (*sscop_relreq_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - NULL, /* SOS_IDLE */ - sscop_relreq_outconn, /* SOS_OUTCONN */ - sscop_relreq_inconn, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - sscop_relreq_outconn, /* SOS_OUTRESYN */ - sscop_relreq_ready, /* SOS_INRESYN */ - sscop_relreq_outconn, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_relreq_ready, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - -/* SSCOP_DATA_REQ */ -static void (*sscop_datreq_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - NULL, /* SOS_IDLE */ - sscop_datreq_outconn, /* SOS_OUTCONN */ - NULL, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - NULL, /* SOS_OUTRESYN */ - sscop_datreq_ready, /* SOS_INRESYN */ - NULL, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_datreq_ready, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - -/* SSCOP_RESYNC_REQ */ -static void (*sscop_resreq_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - NULL, /* SOS_IDLE */ - NULL, /* SOS_OUTCONN */ - NULL, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - NULL, /* SOS_OUTRESYN */ - NULL, /* SOS_INRESYN */ - NULL, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_resreq_ready, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - -/* SSCOP_RESYNC_RSP */ -static void (*sscop_resrsp_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - NULL, /* SOS_IDLE */ - NULL, /* SOS_OUTCONN */ - NULL, /* SOS_INCONN */ - NULL, /* SOS_OUTDISC */ - NULL, /* SOS_OUTRESYN */ - sscop_resrsp_inresyn, /* SOS_INRESYN */ - sscop_resrsp_conresyn, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - NULL, /* SOS_READY */ - sscop_aa_noop_0 /* SOS_TERM */ -}; - -/* SSCOP_UNITDATA_REQ */ -static void (*sscop_udtreq_tab[SOS_NUMSTATES]) - (struct sscop *, intptr_t, intptr_t) = { - NULL, /* SOS_INST */ - sscop_udtreq_all, /* SOS_IDLE */ - sscop_udtreq_all, /* SOS_OUTCONN */ - sscop_udtreq_all, /* SOS_INCONN */ - sscop_udtreq_all, /* SOS_OUTDISC */ - sscop_udtreq_all, /* SOS_OUTRESYN */ - sscop_udtreq_all, /* SOS_INRESYN */ - sscop_udtreq_all, /* SOS_CONRESYN */ - NULL, /* invalid */ - NULL, /* invalid */ - sscop_udtreq_all, /* SOS_READY */ - sscop_aa_noop_1 /* SOS_TERM */ -}; - - -/* - * Stack command lookup table - */ -void (*(*sscop_qsaal_aatab[SSCOP_CMD_SIZE])) - (struct sscop *, intptr_t, intptr_t) = { - NULL, - sscop_init_tab, - sscop_term_tab, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL, - sscop_estreq_tab, - NULL, - sscop_estrsp_tab, - NULL, - sscop_relreq_tab, - NULL, - NULL, - sscop_datreq_tab, - NULL, - sscop_resreq_tab, - NULL, - sscop_resrsp_tab, - NULL, - NULL, - NULL, - sscop_udtreq_tab, - NULL, - NULL, - NULL, - NULL -}; - - -/* - * SSCOP_ESTABLISH_REQ / SOS_READY Command Processor - * - * Arguments: - * sop pointer to sscop connection block - * arg1 pointer to buffer containing SSCOP-UU data - * arg2 buffer release parameter - * - * Returns: - * none - * - */ -static void -sscop_estreq_ready(sop, arg1, arg2) - struct sscop *sop; - intptr_t arg1; - intptr_t arg2; -{ - - /* - * We don't support SSCOP-UU data - */ - if (arg1 != SSCOP_UU_NULL) - KB_FREEALL((KBuffer *)arg1); - - /* - * We currently only support BR=YES - */ - if (arg2 != SSCOP_BR_YES) { - sscop_abort(sop, "sscop: BR != YES\n"); - return; - } - - /* - * Stop poll timer - */ - sop->so_timer[SSCOP_T_POLL] = 0; - sop->so_flags &= ~SOF_KEEPALIVE; - - /* - * Stop lost poll/stat timer - */ - sop->so_timer[SSCOP_T_NORESP] = 0; - - /* - * Initialize receiver window - */ - SEQ_SET(sop->so_rcvmax, sop->so_parm.sp_rcvwin); - - /* - * Send first BGN PDU - */ - sop->so_connctl = 1; - (void) sscop_send_bgn(sop, SSCOP_SOURCE_USER); - - /* - * Reset transmitter state - */ - qsaal1_reset_xmit(sop); - - /* - * Set retransmit timer - */ - sop->so_timer[SSCOP_T_CC] = sop->so_parm.sp_timecc; - - /* - * Wait for BGAK - */ - sop->so_state = SOS_OUTCONN; - - return; -} - - -/* - * SSCOP_DATA_REQ / SOS_OUTCONN Command Processor - * - * Arguments: - * sop pointer to sscop connection block - * arg1 pointer to buffer containing assured user data - * arg2 unused - * - * Returns: - * none - * - */ -static void -sscop_datreq_outconn(sop, arg1, arg2) - struct sscop *sop; - intptr_t arg1; - intptr_t arg2; -{ - KBuffer *m = (KBuffer *)arg1; - - /* - * We must have a buffer (even if it contains no data) - */ - if (m == NULL) { - sscop_abort(sop, "sscop_datreq_outconn: no buffer\n"); - return; - } - - /* - * Only accept data here if in the middle of an SSCOP-initiated - * session reestablishment - */ - if ((sop->so_flags & SOF_REESTAB) == 0) { - KB_FREEALL(m); - sscop_abort(sop, "sscop_datreq_outconn: data not allowed\n"); - return; - } - - /* - * Place data at end of transmission queue - */ - KB_QNEXT(m) = NULL; - if (sop->so_xmit_hd == NULL) - sop->so_xmit_hd = m; - else - KB_QNEXT(sop->so_xmit_tl) = m; - sop->so_xmit_tl = m; - - /* - * Note that the transmit queues need to be serviced - */ - sop->so_flags |= SOF_XMITSRVC; - - return; -} - - -/* - * SSCOP_RESYNC_REQ / SOS_READY Command Processor - * - * Arguments: - * sop pointer to sscop connection block - * arg1 pointer to buffer containing SSCOP-UU data - * arg2 unused - * - * Returns: - * none - * - */ -static void -sscop_resreq_ready(sop, arg1, arg2) - struct sscop *sop; - intptr_t arg1; - intptr_t arg2; -{ - - /* - * We don't support SSCOP-UU data - */ - if (arg1 != SSCOP_UU_NULL) - KB_FREEALL((KBuffer *)arg1); - - /* - * Stop poll timer - */ - sop->so_timer[SSCOP_T_POLL] = 0; - sop->so_flags &= ~SOF_KEEPALIVE; - - /* - * Stop lost poll/stat timer - */ - sop->so_timer[SSCOP_T_NORESP] = 0; - - /* - * Send first RS PDU - */ - sop->so_connctl = 1; - (void) sscop_send_rs(sop); - - /* - * Reset transmitter state - */ - qsaal1_reset_xmit(sop); - - /* - * Set retransmit timer - */ - sop->so_timer[SSCOP_T_CC] = sop->so_parm.sp_timecc; - - /* - * Wait for RSAK - */ - sop->so_state = SOS_OUTRESYN; - - return; -} - - -/* - * SSCOP_RESYNC_RSP / SOS_INRESYN Command Processor - * - * Arguments: - * sop pointer to sscop connection block - * arg1 unused - * arg2 unused - * - * Returns: - * none - * - */ -static void -sscop_resrsp_inresyn(sop, arg1, arg2) - struct sscop *sop; - intptr_t arg1; - intptr_t arg2; -{ - - /* - * Send RSAK PDU - */ - (void) sscop_send_rsak(sop); - - /* - * Back to data transfer state - */ - sop->so_state = SOS_READY; - - return; -} - - -/* - * SSCOP_RESYNC_RSP / SOS_CONRESYN Command Processor - * - * Arguments: - * sop pointer to sscop connection block - * arg1 unused - * arg2 unused - * - * Returns: - * none - * - */ -static void -sscop_resrsp_conresyn(sop, arg1, arg2) - struct sscop *sop; - intptr_t arg1; - intptr_t arg2; -{ - - /* - * Send RSAK PDU - */ - (void) sscop_send_rsak(sop); - - /* - * Back to waiting for peer's RSAK - */ - sop->so_state = SOS_OUTRESYN; - - return; -} - |
