static void ess_send_response(struct s_smc *smc, struct smt_header *sm, int sba_cmd) { struct smt_sba_chg *chg ; SMbuf *mb ; void *p ; if (sba_cmd == CHANGE_ALLOCATION) { if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REPLY, sizeof(struct smt_sba_chg)))) return ; } else { if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REPLY, sizeof(struct smt_sba_rep_res)))) return ; } chg = smtod(mb,struct smt_sba_chg *) ; chg->smt.smt_tid = sm->smt_tid ; chg->smt.smt_dest = sm->smt_source ; chg->s_type.para.p_type = SMT_P0015 ; chg->s_type.para.p_len = sizeof(struct smt_p_0015) - PARA_LEN ; chg->s_type.res_type = SYNC_BW ; chg->cmd.para.p_type = SMT_P0016 ; chg->cmd.para.p_len = sizeof(struct smt_p_0016) - PARA_LEN ; chg->cmd.sba_cmd = sba_cmd ; chg->path.para.p_type = SMT_P320B ; chg->path.para.p_len = sizeof(struct smt_p_320b) - PARA_LEN ; chg->path.mib_index = SBAPATHINDEX ; chg->path.path_pad = 0; chg->path.path_index = PRIMARY_RING ; chg->payload.para.p_type = SMT_P320F ; chg->payload.para.p_len = sizeof(struct smt_p_320f) - PARA_LEN ; chg->payload.mib_index = SBAPATHINDEX ; chg->payload.mib_payload = smc->mib.a[PATH0].fddiPATHSbaPayload ; chg->overhead.para.p_type = SMT_P3210 ; chg->overhead.para.p_len = sizeof(struct smt_p_3210) - PARA_LEN ; chg->overhead.mib_index = SBAPATHINDEX ; chg->overhead.mib_overhead = smc->mib.a[PATH0].fddiPATHSbaOverhead ; if (sba_cmd == CHANGE_ALLOCATION) { chg->cat.para.p_type = SMT_P001A ; chg->cat.para.p_len = sizeof(struct smt_p_001a) - PARA_LEN ; p = (void *) sm_to_para(smc,sm,SMT_P001A) ; chg->cat.category = ((struct smt_p_001a *)p)->category ; } dump_smt(smc,(struct smt_header *)chg,"RAF") ; ess_send_frame(smc,mb) ; }
static void ess_send_alc_req(struct s_smc *smc) { struct smt_sba_alc_req *req ; SMbuf *mb ; if (!smc->mib.fddiESSPayload) { smc->mib.fddiESSOverhead = 0 ; } else { if (!smc->mib.fddiESSOverhead) smc->mib.fddiESSOverhead = DEFAULT_OV ; } if (smc->mib.fddiESSOverhead == smc->mib.a[PATH0].fddiPATHSbaOverhead && smc->mib.fddiESSPayload == smc->mib.a[PATH0].fddiPATHSbaPayload){ smc->ess.raf_act_timer_poll = FALSE ; smc->ess.timer_count = 7 ; return ; } if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REQUEST, sizeof(struct smt_sba_alc_req)))) return ; req = smtod(mb,struct smt_sba_alc_req *) ; req->smt.smt_tid = smc->ess.alloc_trans_id = smt_get_tid(smc) ; req->smt.smt_dest = smt_sba_da ; req->s_type.para.p_type = SMT_P0015 ; req->s_type.para.p_len = sizeof(struct smt_p_0015) - PARA_LEN ; req->s_type.res_type = SYNC_BW ; req->cmd.para.p_type = SMT_P0016 ; req->cmd.para.p_len = sizeof(struct smt_p_0016) - PARA_LEN ; req->cmd.sba_cmd = REQUEST_ALLOCATION ; req->path.para.p_type = SMT_P320B ; req->path.para.p_len = sizeof(struct smt_p_320b) - PARA_LEN ; req->path.mib_index = SBAPATHINDEX ; req->path.path_pad = 0; req->path.path_index = PRIMARY_RING ; req->pl_req.para.p_type = SMT_P0017 ; req->pl_req.para.p_len = sizeof(struct smt_p_0017) - PARA_LEN ; req->pl_req.sba_pl_req = smc->mib.fddiESSPayload - smc->mib.a[PATH0].fddiPATHSbaPayload ; req->ov_req.para.p_type = SMT_P0018 ; req->ov_req.para.p_len = sizeof(struct smt_p_0018) - PARA_LEN ; req->ov_req.sba_ov_req = smc->mib.fddiESSOverhead - smc->mib.a[PATH0].fddiPATHSbaOverhead ; req->payload.para.p_type = SMT_P320F ; req->payload.para.p_len = sizeof(struct smt_p_320f) - PARA_LEN ; req->payload.mib_index = SBAPATHINDEX ; req->payload.mib_payload = smc->mib.a[PATH0].fddiPATHSbaPayload ; req->overhead.para.p_type = SMT_P3210 ; req->overhead.para.p_len = sizeof(struct smt_p_3210) - PARA_LEN ; req->overhead.mib_index = SBAPATHINDEX ; req->overhead.mib_overhead = smc->mib.a[PATH0].fddiPATHSbaOverhead ; req->a_addr.para.p_type = SMT_P0019 ; req->a_addr.para.p_len = sizeof(struct smt_p_0019) - PARA_LEN ; req->a_addr.sba_pad = 0; req->a_addr.alloc_addr = null_addr ; req->cat.para.p_type = SMT_P001A ; req->cat.para.p_len = sizeof(struct smt_p_001a) - PARA_LEN ; req->cat.category = smc->mib.fddiESSCategory ; req->tneg.para.p_type = SMT_P001B ; req->tneg.para.p_len = sizeof(struct smt_p_001b) - PARA_LEN ; req->tneg.max_t_neg = smc->mib.fddiESSMaxTNeg ; req->segm.para.p_type = SMT_P001C ; req->segm.para.p_len = sizeof(struct smt_p_001c) - PARA_LEN ; req->segm.min_seg_siz = smc->mib.fddiESSMinSegmentSize ; dump_smt(smc,(struct smt_header *)req,"RAF") ; ess_send_frame(smc,mb) ; }
static void ess_send_alc_req(struct s_smc *smc) { struct smt_sba_alc_req *req ; SMbuf *mb ; /* * send never allocation request where the requested payload and * overhead is zero or deallocate bandwidth when no bandwidth is * parsed */ if (!smc->mib.fddiESSPayload) { smc->mib.fddiESSOverhead = 0 ; } else { if (!smc->mib.fddiESSOverhead) smc->mib.fddiESSOverhead = DEFAULT_OV ; } if (smc->mib.fddiESSOverhead == smc->mib.a[PATH0].fddiPATHSbaOverhead && smc->mib.fddiESSPayload == smc->mib.a[PATH0].fddiPATHSbaPayload){ smc->ess.raf_act_timer_poll = FALSE ; smc->ess.timer_count = 7 ; /* next RAF alc req after 3 s */ return ; } /* * get and initialize the response frame */ if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REQUEST, sizeof(struct smt_sba_alc_req)))) return ; req = smtod(mb,struct smt_sba_alc_req *) ; req->smt.smt_tid = smc->ess.alloc_trans_id = smt_get_tid(smc) ; req->smt.smt_dest = smt_sba_da ; /* set P15 */ req->s_type.para.p_type = SMT_P0015 ; req->s_type.para.p_len = sizeof(struct smt_p_0015) - PARA_LEN ; req->s_type.res_type = SYNC_BW ; /* set P16 */ req->cmd.para.p_type = SMT_P0016 ; req->cmd.para.p_len = sizeof(struct smt_p_0016) - PARA_LEN ; req->cmd.sba_cmd = REQUEST_ALLOCATION ; /* * set the parameter type and parameter length of all used * parameters */ /* set P320B */ req->path.para.p_type = SMT_P320B ; req->path.para.p_len = sizeof(struct smt_p_320b) - PARA_LEN ; req->path.mib_index = SBAPATHINDEX ; req->path.path_pad = 0; req->path.path_index = PRIMARY_RING ; /* set P0017 */ req->pl_req.para.p_type = SMT_P0017 ; req->pl_req.para.p_len = sizeof(struct smt_p_0017) - PARA_LEN ; req->pl_req.sba_pl_req = smc->mib.fddiESSPayload - smc->mib.a[PATH0].fddiPATHSbaPayload ; /* set P0018 */ req->ov_req.para.p_type = SMT_P0018 ; req->ov_req.para.p_len = sizeof(struct smt_p_0018) - PARA_LEN ; req->ov_req.sba_ov_req = smc->mib.fddiESSOverhead - smc->mib.a[PATH0].fddiPATHSbaOverhead ; /* set P320F */ req->payload.para.p_type = SMT_P320F ; req->payload.para.p_len = sizeof(struct smt_p_320f) - PARA_LEN ; req->payload.mib_index = SBAPATHINDEX ; req->payload.mib_payload = smc->mib.a[PATH0].fddiPATHSbaPayload ; /* set P3210 */ req->overhead.para.p_type = SMT_P3210 ; req->overhead.para.p_len = sizeof(struct smt_p_3210) - PARA_LEN ; req->overhead.mib_index = SBAPATHINDEX ; req->overhead.mib_overhead = smc->mib.a[PATH0].fddiPATHSbaOverhead ; /* set P19 */ req->a_addr.para.p_type = SMT_P0019 ; req->a_addr.para.p_len = sizeof(struct smt_p_0019) - PARA_LEN ; req->a_addr.sba_pad = 0; req->a_addr.alloc_addr = null_addr ; /* set P1A */ req->cat.para.p_type = SMT_P001A ; req->cat.para.p_len = sizeof(struct smt_p_001a) - PARA_LEN ; req->cat.category = smc->mib.fddiESSCategory ; /* set P1B */ req->tneg.para.p_type = SMT_P001B ; req->tneg.para.p_len = sizeof(struct smt_p_001b) - PARA_LEN ; req->tneg.max_t_neg = smc->mib.fddiESSMaxTNeg ; /* set P1C */ req->segm.para.p_type = SMT_P001C ; req->segm.para.p_len = sizeof(struct smt_p_001c) - PARA_LEN ; req->segm.min_seg_siz = smc->mib.fddiESSMinSegmentSize ; dump_smt(smc,(struct smt_header *)req,"RAF") ; ess_send_frame(smc,mb) ; }