diff options
Diffstat (limited to 'sys/netatm/uni/unisig_subr.c')
-rw-r--r-- | sys/netatm/uni/unisig_subr.c | 1323 |
1 files changed, 0 insertions, 1323 deletions
diff --git a/sys/netatm/uni/unisig_subr.c b/sys/netatm/uni/unisig_subr.c deleted file mode 100644 index 821283b..0000000 --- a/sys/netatm/uni/unisig_subr.c +++ /dev/null @@ -1,1323 +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 3.0/3.1 Signalling Manager - * ---------------------------------------- - * - * Subroutines - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/types.h> -#include <sys/errno.h> -#include <sys/time.h> -#include <sys/socket.h> -#include <sys/socketvar.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_sap.h> -#include <netatm/atm_cm.h> -#include <netatm/atm_if.h> -#include <netatm/atm_vc.h> -#include <netatm/atm_sigmgr.h> -#include <netatm/atm_stack.h> -#include <netatm/atm_pcb.h> -#include <netatm/atm_var.h> - -#include <netatm/uni/unisig_var.h> -#include <netatm/uni/unisig_msg.h> - -/* - * External variables - */ -extern struct ie_aalp ie_aalp_absent; -extern struct ie_clrt ie_clrt_absent; -extern struct ie_bbcp ie_bbcp_absent; -extern struct ie_bhli ie_bhli_absent; -extern struct ie_blli ie_blli_absent; -extern struct ie_clst ie_clst_absent; -extern struct ie_cdad ie_cdad_absent; -extern struct ie_cdsa ie_cdsa_absent; -extern struct ie_cgad ie_cgad_absent; -extern struct ie_cgsa ie_cgsa_absent; -extern struct ie_caus ie_caus_absent; -extern struct ie_cnid ie_cnid_absent; -extern struct ie_qosp ie_qosp_absent; -extern struct ie_brpi ie_brpi_absent; -extern struct ie_rsti ie_rsti_absent; -extern struct ie_blsh ie_blsh_absent; -extern struct ie_bnsh ie_bnsh_absent; -extern struct ie_bsdc ie_bsdc_absent; -extern struct ie_trnt ie_trnt_absent; -extern struct ie_eprf ie_eprf_absent; -extern struct ie_epst ie_epst_absent; - - -/* - * Set a User Location cause code in an ATM attribute block - * - * Arguments: - * aap pointer to attribute block - * cause cause code - * - * Returns: - * none - * - */ -void -unisig_cause_attr_from_user(aap, cause) - Atm_attributes *aap; - int cause; -{ - if (cause == T_ATM_ABSENT) - return; - - /* - * Set the fields in the attribute block - */ - aap->cause.tag = T_ATM_PRESENT; - aap->cause.v.coding_standard = T_ATM_ITU_CODING; - aap->cause.v.location = T_ATM_LOC_USER; - aap->cause.v.cause_value = cause; - bzero(aap->cause.v.diagnostics, - sizeof(aap->cause.v.diagnostics)); -} - - -/* - * Set a cause code in an ATM attribute block from a Cause IE - * - * Arguments: - * aap pointer to attribute block - * iep pointer to Cause IE - * - * Returns: - * none - * - */ -void -unisig_cause_attr_from_ie(aap, iep) - Atm_attributes *aap; - struct ie_generic *iep; -{ - /* - * Set the fields in the attribute block - */ - aap->cause.tag = T_ATM_PRESENT; - aap->cause.v.coding_standard = iep->ie_coding; - aap->cause.v.location = iep->ie_caus_loc; - aap->cause.v.cause_value = iep->ie_caus_cause; - bzero(aap->cause.v.diagnostics, sizeof(aap->cause.v.diagnostics)); - bcopy(iep->ie_caus_diagnostic, aap->cause.v.diagnostics, - MIN(sizeof(aap->cause.v.diagnostics), iep->ie_caus_diag_len)); -} - - -/* - * Open a UNI VCC - * - * Called when a user wants to open a VC. This function will construct - * a VCCB and, if we are opening an SVC, call the Q.2931 VC state - * machine. The user will have to wait for a notify event to be sure - * the SVC is fully open. - * - * Must be called at splnet. - * - * Arguments: - * usp pointer to UNISIG protocol instance - * cvp pointer to connection parameters for the VCC - * - * Returns: - * 0 VCC creation successful - * errno VCC setup failed - reason indicated - * - */ -int -unisig_open_vcc(usp, cvp) - struct unisig *usp; - Atm_connvc *cvp; -{ - struct atm_pif *pip = usp->us_pif; - struct unisig_vccb *uvp; - Atm_addr_pvc *pvp; - int err, pvc; - - ATM_DEBUG2("unisig_open_vcc: usp=%p, cvp=%p\n", usp, cvp); - - /* - * Validate user parameters. AAL and encapsulation are - * checked by the connection manager - */ - - /* - * Check called party address(es) - */ - if(cvp->cvc_attr.called.tag != T_ATM_PRESENT || - cvp->cvc_attr.called.addr.address_format == - T_ATM_ABSENT) { - return(EINVAL); - } - switch (cvp->cvc_attr.called.addr.address_format) { - case T_ATM_PVC_ADDR: - /* - * Make sure VPI/VCI is valid - */ - pvc = 1; - pvp = (Atm_addr_pvc *)cvp->cvc_attr.called.addr.address; - if ((ATM_PVC_GET_VPI(pvp) > pip->pif_maxvpi) || - (ATM_PVC_GET_VCI(pvp) == 0) || - (ATM_PVC_GET_VCI(pvp) > pip->pif_maxvci)) { - return(ERANGE); - } - - /* - * Make sure VPI/VCI is not already in use - */ - if (unisig_find_vpvc(usp, - ATM_PVC_GET_VPI(pvp), - ATM_PVC_GET_VCI(pvp), 0)) { - return(EEXIST); - } - ATM_DEBUG2("unisig_open_vcc: VPI.VCI=%d.%d\n", - ATM_PVC_GET_VPI(pvp), - ATM_PVC_GET_VCI(pvp)); - break; - - case T_ATM_ENDSYS_ADDR: - /* - * Check signalling state - */ - pvc = 0; - pvp = NULL; - if (usp->us_state != UNISIG_ACTIVE) { - return(ENETDOWN); - } - - /* - * Make sure there's no subaddress - */ - if (cvp->cvc_attr.called.subaddr.address_format != - T_ATM_ABSENT) { - return(EINVAL); - } - break; - - case T_ATM_E164_ADDR: - /* - * Check signalling state - */ - pvc = 0; - pvp = NULL; - if (usp->us_state != UNISIG_ACTIVE) { - return(ENETDOWN); - } - - /* - * Check destination address format - */ - if (cvp->cvc_attr.called.subaddr.address_format != - T_ATM_ENDSYS_ADDR && - cvp->cvc_attr.called.subaddr.address_format != - T_ATM_ABSENT) { - return(EINVAL); - } - break; - - default: - return(EPROTONOSUPPORT); - } - - /* - * Check that this is for the same interface UNISIG uses - */ - if (!cvp->cvc_attr.nif || - cvp->cvc_attr.nif->nif_pif != usp->us_pif) { - return(EINVAL); - } - - /* - * Allocate control block for VCC - * May be called from timeout - don't wait. - */ - uvp = uma_zalloc(unisig_vc_zone, M_NOWAIT | M_ZERO); - if (uvp == NULL) { - return(ENOMEM); - } - - /* - * Fill in VCCB - */ - if (pvc) { - uvp->uv_type = VCC_PVC | VCC_IN | VCC_OUT; - uvp->uv_vpi = ATM_PVC_GET_VPI(pvp); - uvp->uv_vci = ATM_PVC_GET_VCI(pvp); - uvp->uv_sstate = (usp->us_state == UNISIG_ACTIVE ? - UNI_PVC_ACTIVE : UNI_PVC_ACT_DOWN); - uvp->uv_ustate = VCCU_OPEN; - } else { - uvp->uv_type = VCC_SVC | VCC_IN | VCC_OUT; - uvp->uv_sstate = UNI_NULL; - uvp->uv_ustate = VCCU_POPEN; - } - uvp->uv_proto = usp->us_pif->pif_sigmgr->sm_proto; - uvp->uv_pif = usp->us_pif; - uvp->uv_nif = cvp->cvc_attr.nif; - uvp->uv_connvc = cvp; - uvp->uv_tstamp = time_second; - - /* - * Put VCCB on UNISIG queue - */ - ENQUEUE(uvp, struct unisig_vccb, uv_sigelem, usp->us_vccq); - - /* - * Call the VC state machine if this is an SVC - */ - if (!pvc) { - err = unisig_vc_state(usp, uvp, UNI_VC_SETUP_CALL, - (struct unisig_msg *) 0); - if (err) { - /* - * On error, delete the VCCB - */ - DEQUEUE(uvp, struct unisig_vccb, uv_sigelem, - usp->us_vccq); - uma_zfree(unisig_vc_zone, uvp); - return(err); - } - } - - /* - * Link VCCB to VCC connection block - */ - cvp->cvc_vcc = (struct vccb *) uvp; - - return(0); -} - - -/* - * Close a UNISIG VCC - * - * Called when a user wants to close a VCC. This function will clean - * up the VCCB and, for an SVC, send a close request. - * - * Must be called at splnet. - * - * Arguments: - * usp pointer to UNISIG protocol instance - * uvp pointer to VCCB for the VCC to be closed - * - * Returns: - * 0 VCC is now closed - * errno error encountered - */ -int -unisig_close_vcc(usp, uvp) - struct unisig *usp; - struct unisig_vccb *uvp; -{ - int err = 0; - - ATM_DEBUG2("unisig_close_vcc: uvp=%p, state=%d\n", uvp, - uvp->uv_sstate); - - /* - * Check that this is for the same interface UNISIG uses - */ - if (uvp->uv_pif != usp->us_pif) { - return (EINVAL); - } - - /* - * Mark the close time. - */ - uvp->uv_tstamp = time_second; - - /* - * Process based on the connection type - */ - if (uvp->uv_type & VCC_PVC) { - uvp->uv_sstate = UNI_FREE; - uvp->uv_ustate = VCCU_CLOSED; - } else if (uvp->uv_type & VCC_SVC) { - /* - * Call the VC state machine - */ - uvp->uv_ustate = VCCU_CLOSED; - err = unisig_vc_state(usp, uvp, UNI_VC_RELEASE_CALL, - (struct unisig_msg *) 0); - } - - /* - * Wait for user to free resources - */ - return(err); -} - - -/* - * Clear a UNISIG VCC - * - * Called to internally clear a VCC. No external protocol is - * initiated, the VCC is just closed and the owner is notified. - * - * Must be called at splnet. - * - * Arguments: - * usp pointer to UNISIG protocol instance - * uvp pointer to VCCB for the VCC to be closed - * cause cause code giving the reason for the close - * - * Returns: - * 0 VCC is closed - * errno error encountered - */ -int -unisig_clear_vcc(usp, uvp, cause) - struct unisig *usp; - struct unisig_vccb *uvp; - int cause; -{ - u_char outstate; - - ATM_DEBUG3("unisig_clear_vcc: uvp=%p, state=%d, cause=%d\n", - uvp, uvp->uv_sstate, cause); - - /* - * Check that this is for the same interface UNISIG uses - */ - if (uvp->uv_pif != usp->us_pif) { - return (EINVAL); - } - - /* - * Kill any possible timer - */ - UNISIG_VC_CANCEL((struct vccb *) uvp); - - /* - * Mark the close time. - */ - uvp->uv_tstamp = time_second; - - /* - * Close the VCC and notify the user - */ - outstate = uvp->uv_sstate; - uvp->uv_sstate = UNI_FREE; - uvp->uv_ustate = VCCU_CLOSED; - if (outstate == UNI_ACTIVE || - outstate == UNI_CALL_INITIATED || - outstate == UNI_CALL_OUT_PROC || - outstate == UNI_CONNECT_REQUEST || - outstate == UNI_RELEASE_REQUEST || - outstate == UNI_RELEASE_IND || - outstate == UNI_SSCF_RECOV || - outstate == UNI_PVC_ACT_DOWN || - outstate == UNI_PVC_ACTIVE) { - unisig_cause_attr_from_user(&uvp->uv_connvc->cvc_attr, cause); - atm_cm_cleared(uvp->uv_connvc); - } - - /* - * Wait for user to free resources - */ - return(0); -} - - -#ifdef NOTDEF -/* - * Reset the switch state - * - * Arguments: - * usp pointer to UNISIG protocol instance - * - * Returns: - * none - * - */ -void -unisig_switch_reset(usp, cause) - struct unisig *usp; - int cause; -{ - int s; - struct unisig_vccb *uvp, *vnext; - - ATM_DEBUG2("unisig_switch_reset: usp=%p, cause=%d\n", - usp, cause); - - /* - * Terminate all of our VCCs - */ - s = splnet(); - for (uvp = Q_HEAD(usp->us_vccq, struct unisig_vccb); uvp; - uvp = vnext) { - vnext = Q_NEXT(uvp, struct unisig_vccb, uv_sigelem); - - if (uvp->uv_type & VCC_SVC) { - /* - * Close the SVC and notify the owner - */ - (void)unisig_clear_vcc(usp, uvp, - T_ATM_CAUSE_NORMAL_CALL_CLEARING); - } else if (uvp->uv_type & VCC_PVC) { - /* - * Notify PVC owner of the state change - */ - switch(cause) { - case UNI_DOWN: - uvp->uv_sstate = UNI_PVC_ACT_DOWN; - break; - case UNI_UP: - uvp->uv_sstate = UNI_PVC_ACTIVE; - break; - } - atm_cm_cleared(uvp->uv_connvc, cause); - } else { - log(LOG_ERR, "unisig: invalid VCC type: vccb=%p, type=%d\n", - uvp, uvp->uv_type); - } - } - (void) splx(s); -} -#endif - - -/* - * Copy connection parameters from UNI 3.0 message IEs into - * an attribute block - * - * Arguments: - * usp pointer to UNISIG protocol instance - * msg pointer to the SETUP message - * ap pointer to the attribute block - * - * Returns: - * none - * - */ -void -unisig_save_attrs(usp, msg, ap) - struct unisig *usp; - struct unisig_msg *msg; - Atm_attributes *ap; -{ - /* - * Sanity check - */ - if (!msg || !ap) - return; - - /* - * Save the AAL parameters (AAL 3/4 and AAL 5 only) - */ - if (msg->msg_ie_aalp) { - struct ie_generic *aalp = msg->msg_ie_aalp; - - switch(msg->msg_ie_aalp->ie_aalp_aal_type) { - case UNI_IE_AALP_AT_AAL3: - ap->aal.tag = T_ATM_PRESENT; - ap->aal.type = - msg->msg_ie_aalp->ie_aalp_aal_type; - ap->aal.v.aal4.forward_max_SDU_size = - msg->msg_ie_aalp->ie_aalp_4_fwd_max_sdu; - ap->aal.v.aal4.backward_max_SDU_size = - msg->msg_ie_aalp->ie_aalp_4_bkwd_max_sdu; - ap->aal.v.aal4.SSCS_type = - msg->msg_ie_aalp->ie_aalp_4_sscs_type; - if (aalp->ie_aalp_4_mid_range == T_ATM_ABSENT) { - ap->aal.v.aal4.mid_low = T_ATM_ABSENT; - ap->aal.v.aal4.mid_high = T_ATM_ABSENT; - } else { - if (usp->us_proto == ATM_SIG_UNI30) { - ap->aal.v.aal4.mid_low = 0; - ap->aal.v.aal4.mid_high = - aalp->ie_aalp_4_mid_range - & UNI_IE_AALP_A3_R_MASK; - } else { - ap->aal.v.aal4.mid_low = - (aalp->ie_aalp_4_mid_range >> - UNI_IE_AALP_A3_R_SHIFT) - & UNI_IE_AALP_A3_R_MASK; - ap->aal.v.aal4.mid_high = - aalp->ie_aalp_4_mid_range - & UNI_IE_AALP_A3_R_MASK; - } - } - break; - case UNI_IE_AALP_AT_AAL5: - ap->aal.tag = T_ATM_PRESENT; - ap->aal.type = - msg->msg_ie_aalp->ie_aalp_aal_type; - ap->aal.v.aal5.forward_max_SDU_size = - msg->msg_ie_aalp->ie_aalp_5_fwd_max_sdu; - ap->aal.v.aal5.backward_max_SDU_size = - msg->msg_ie_aalp->ie_aalp_5_bkwd_max_sdu; - ap->aal.v.aal5.SSCS_type = - msg->msg_ie_aalp->ie_aalp_5_sscs_type; - break; - } - } - - /* - * Save traffic descriptor attributes - */ - if (msg->msg_ie_clrt) { - ap->traffic.tag = T_ATM_PRESENT; - ap->traffic.v.forward.PCR_high_priority = - msg->msg_ie_clrt->ie_clrt_fwd_peak; - ap->traffic.v.forward.PCR_all_traffic = - msg->msg_ie_clrt->ie_clrt_fwd_peak_01; - ap->traffic.v.forward.SCR_high_priority = - msg->msg_ie_clrt->ie_clrt_fwd_sust; - ap->traffic.v.forward.SCR_all_traffic = - msg->msg_ie_clrt->ie_clrt_fwd_sust_01; - ap->traffic.v.forward.MBS_high_priority = - msg->msg_ie_clrt->ie_clrt_fwd_burst; - ap->traffic.v.forward.MBS_all_traffic = - msg->msg_ie_clrt->ie_clrt_fwd_burst_01; - ap->traffic.v.backward.PCR_high_priority = - msg->msg_ie_clrt->ie_clrt_bkwd_peak; - ap->traffic.v.backward.PCR_all_traffic = - msg->msg_ie_clrt->ie_clrt_bkwd_peak_01; - ap->traffic.v.backward.SCR_high_priority = - msg->msg_ie_clrt->ie_clrt_bkwd_sust; - ap->traffic.v.backward.SCR_all_traffic = - msg->msg_ie_clrt->ie_clrt_bkwd_sust_01; - ap->traffic.v.backward.MBS_high_priority = - msg->msg_ie_clrt->ie_clrt_bkwd_burst; - ap->traffic.v.backward.MBS_all_traffic = - msg->msg_ie_clrt->ie_clrt_bkwd_burst_01; - ap->traffic.v.best_effort = - msg->msg_ie_clrt->ie_clrt_best_effort; - if (msg->msg_ie_clrt->ie_clrt_tm_options == - T_ATM_ABSENT) { - ap->traffic.v.forward.tagging = T_NO; - ap->traffic.v.backward.tagging = T_NO; - } else { - ap->traffic.v.forward.tagging = - (msg->msg_ie_clrt->ie_clrt_tm_options & - UNI_IE_CLRT_TM_FWD_TAG) != 0; - ap->traffic.v.backward.tagging = - (msg->msg_ie_clrt->ie_clrt_tm_options & - UNI_IE_CLRT_TM_BKWD_TAG) != 0; - } - } - - /* - * Save broadband bearer attributes - */ - if (msg->msg_ie_bbcp) { - ap->bearer.tag = T_ATM_PRESENT; - ap->bearer.v.bearer_class = - msg->msg_ie_bbcp->ie_bbcp_bearer_class; - ap->bearer.v.traffic_type = - msg->msg_ie_bbcp->ie_bbcp_traffic_type; - ap->bearer.v.timing_requirements = - msg->msg_ie_bbcp->ie_bbcp_timing_req; - ap->bearer.v.clipping_susceptibility = - msg->msg_ie_bbcp->ie_bbcp_clipping; - ap->bearer.v.connection_configuration = - msg->msg_ie_bbcp->ie_bbcp_conn_config; - } - - /* - * Save broadband high layer attributes - */ - if (msg->msg_ie_bhli) { - ap->bhli.tag = T_ATM_PRESENT; - ap->bhli.v.ID_type = msg->msg_ie_bhli->ie_bhli_type; - switch(ap->bhli.v.ID_type) { - case T_ATM_ISO_APP_ID: - bcopy(msg->msg_ie_bhli->ie_bhli_info, - ap->bhli.v.ID.ISO_ID, - sizeof(ap->bhli.v.ID.ISO_ID)); - break; - case T_ATM_USER_APP_ID: - bcopy(msg->msg_ie_bhli->ie_bhli_info, - ap->bhli.v.ID.user_defined_ID, - sizeof(ap->bhli.v.ID.user_defined_ID)); - break; - case T_ATM_VENDOR_APP_ID: - bcopy(msg->msg_ie_bhli->ie_bhli_info, - ap->bhli.v.ID.vendor_ID.OUI, - sizeof(ap->bhli.v.ID.vendor_ID.OUI)); - bcopy(&msg->msg_ie_bhli->ie_bhli_info[sizeof(ap->bhli.v.ID.vendor_ID.OUI)-1], - ap->bhli.v.ID.vendor_ID.app_ID, - sizeof(ap->bhli.v.ID.vendor_ID.app_ID)); - break; - } - } - - /* - * Save Broadband low layer, user layer 2 and 3 attributes - */ - if (msg->msg_ie_blli) { - /* - * Layer 2 parameters - */ - switch(msg->msg_ie_blli->ie_blli_l2_id) { - case UNI_IE_BLLI_L2P_ISO1745: - case UNI_IE_BLLI_L2P_Q921: - case UNI_IE_BLLI_L2P_X25L: - case UNI_IE_BLLI_L2P_X25M: - case UNI_IE_BLLI_L2P_LAPB: - case UNI_IE_BLLI_L2P_HDLC1: - case UNI_IE_BLLI_L2P_HDLC2: - case UNI_IE_BLLI_L2P_HDLC3: - case UNI_IE_BLLI_L2P_LLC: - case UNI_IE_BLLI_L2P_X75: - case UNI_IE_BLLI_L2P_Q922: - case UNI_IE_BLLI_L2P_ISO7776: - ap->blli.tag_l2 = T_ATM_PRESENT; - ap->blli.v.layer_2_protocol.ID_type = - T_ATM_SIMPLE_ID; - ap->blli.v.layer_2_protocol.ID.simple_ID = - msg->msg_ie_blli->ie_blli_l2_id; - break; - case UNI_IE_BLLI_L2P_USER: - ap->blli.tag_l2 = T_ATM_PRESENT; - ap->blli.v.layer_2_protocol.ID_type = - T_ATM_USER_ID; - ap->blli.v.layer_2_protocol.ID.user_defined_ID = - msg->msg_ie_blli->ie_blli_l2_user_proto; - break; - default: - ap->blli.tag_l2 = T_ATM_ABSENT; - } - if (ap->blli.tag_l2 == T_ATM_PRESENT) { - ap->blli.v.layer_2_protocol.mode = - msg->msg_ie_blli->ie_blli_l2_mode; - ap->blli.v.layer_2_protocol.window_size = - msg->msg_ie_blli->ie_blli_l2_window; - } - - /* - * Layer 3 parameters - */ - switch(msg->msg_ie_blli->ie_blli_l3_id) { - case UNI_IE_BLLI_L3P_X25: - case UNI_IE_BLLI_L3P_ISO8208: - case UNI_IE_BLLI_L3P_ISO8878: - case UNI_IE_BLLI_L3P_ISO8473: - case UNI_IE_BLLI_L3P_T70: - ap->blli.tag_l3 = T_ATM_PRESENT; - ap->blli.v.layer_3_protocol.ID_type = - T_ATM_SIMPLE_ID; - ap->blli.v.layer_3_protocol.ID.simple_ID = - msg->msg_ie_blli->ie_blli_l3_id; - break; - case UNI_IE_BLLI_L3P_ISO9577: - ap->blli.tag_l3 = T_ATM_PRESENT; - ap->blli.v.layer_3_protocol.ID_type = - T_ATM_SIMPLE_ID; - ap->blli.v.layer_3_protocol.ID.simple_ID = - msg->msg_ie_blli->ie_blli_l3_id; - if (msg->msg_ie_blli->ie_blli_l3_ipi == - UNI_IE_BLLI_L3IPI_SNAP) { - bcopy(msg->msg_ie_blli->ie_blli_l3_oui, - ap->blli.v.layer_3_protocol.ID.SNAP_ID.OUI, - sizeof(ap->blli.v.layer_3_protocol.ID.SNAP_ID.OUI)); - bcopy(msg->msg_ie_blli->ie_blli_l3_pid, - ap->blli.v.layer_3_protocol.ID.SNAP_ID.PID, - sizeof(ap->blli.v.layer_3_protocol.ID.SNAP_ID.PID)); - } else { - ap->blli.v.layer_3_protocol.ID.IPI_ID = - msg->msg_ie_blli->ie_blli_l3_ipi; - } - break; - case UNI_IE_BLLI_L3P_USER: - ap->blli.tag_l3 = T_ATM_PRESENT; - ap->blli.v.layer_3_protocol.ID_type = - T_ATM_USER_ID; - ap->blli.v.layer_3_protocol.ID.user_defined_ID = - msg->msg_ie_blli->ie_blli_l3_user_proto; - break; - default: - ap->blli.tag_l3 = T_ATM_ABSENT; - } - if (ap->blli.tag_l3 == T_ATM_PRESENT) { - ap->blli.v.layer_3_protocol.mode = - msg->msg_ie_blli->ie_blli_l3_mode; - ap->blli.v.layer_3_protocol.packet_size = - msg->msg_ie_blli->ie_blli_l3_packet_size; - ap->blli.v.layer_3_protocol.window_size = - msg->msg_ie_blli->ie_blli_l3_window; - } - } - - /* - * Save the called party address and subaddress - */ - if (msg->msg_ie_cdad) { - ap->called.tag = T_ATM_PRESENT; - ATM_ADDR_COPY(&msg->msg_ie_cdad->ie_cdad_addr, - &ap->called.addr); - ap->called.subaddr.address_format = T_ATM_ABSENT; - ap->called.subaddr.address_length = 0; - } - if (msg->msg_ie_cdsa) { - ATM_ADDR_COPY(&msg->msg_ie_cdsa->ie_cdsa_addr, - &ap->called.subaddr); - } - - /* - * Save the calling party address and subaddress - */ - if (msg->msg_ie_cgad) { - ap->calling.tag = T_ATM_PRESENT; - ATM_ADDR_COPY(&msg->msg_ie_cgad->ie_cgad_addr, - &ap->calling.addr); - ap->calling.subaddr.address_format = T_ATM_ABSENT; - ap->calling.subaddr.address_length = 0; - } - - if (msg->msg_ie_cgsa) { - ATM_ADDR_COPY(&msg->msg_ie_cgsa->ie_cgsa_addr, - &ap->calling.subaddr); - } - - /* - * Save quality of service attributes - */ - if (msg->msg_ie_qosp) { - ap->qos.tag = T_ATM_PRESENT; - ap->qos.v.coding_standard = msg->msg_ie_qosp->ie_coding; - ap->qos.v.forward.qos_class = msg->msg_ie_qosp->ie_qosp_fwd_class; - ap->qos.v.forward.qos_class = - msg->msg_ie_qosp->ie_qosp_bkwd_class; - } - - /* - * Save transit network attributes - */ - if (msg->msg_ie_trnt) { - ap->transit.tag = T_ATM_PRESENT; - ap->transit.v.length = - MIN(msg->msg_ie_trnt->ie_trnt_id_len, - sizeof(ap->transit.v.network_id)); - bcopy(msg->msg_ie_trnt->ie_trnt_id, - ap->transit.v.network_id, - ap->transit.v.length); - } - - /* - * Save cause code - */ - if (msg->msg_ie_caus) { - ap->cause.tag = T_ATM_PRESENT; - ap->cause.v.coding_standard = - msg->msg_ie_caus->ie_coding; - ap->cause.v.location = - msg->msg_ie_caus->ie_caus_loc; - ap->cause.v.cause_value = - msg->msg_ie_caus->ie_caus_cause; - bzero(ap->cause.v.diagnostics, - sizeof(ap->cause.v.diagnostics)); -#ifdef NOTDEF - bcopy(msg->msg_ie_caus->ie_caus_diagnostic, - ap->transit.v.diagnostics, - MIN(sizeof(ap->transit.v.diagnostics), - msg->msg_ie_caus->ie_caus_diag_len)); -#endif - } -} - - -/* - * Copy connection parameters from an attribute block into - * UNI 3.0 message IEs - * - * Arguments: - * usp pointer to UNISIG protocol instance - * msg pointer to the SETUP message - * ap pointer to the attribute block - * - * Returns: - * 0 everything OK - * else error encountered - * - * May be called from timeout so make allocations non-waiting - */ -int -unisig_set_attrs(usp, msg, ap) - struct unisig *usp; - struct unisig_msg *msg; - Atm_attributes *ap; -{ - int err = 0; - - /* - * Sanity check - */ - if (!msg || !ap) - return(EINVAL); - - /* - * Set the AAL parameters (AAL 3/4 and AAL 5 only) - */ - if (ap->aal.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_aalp) { - msg->msg_ie_aalp = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_aalp == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_aalp_absent, - &msg->msg_ie_aalp->ie_u.ie_aalp, - sizeof(ie_aalp_absent)); - msg->msg_ie_aalp->ie_ident = UNI_IE_AALP; - msg->msg_ie_aalp->ie_aalp_aal_type = ap->aal.type; - switch(ap->aal.type) { - case ATM_AAL3_4: - msg->msg_ie_aalp->ie_aalp_4_fwd_max_sdu = - ap->aal.v.aal4.forward_max_SDU_size; - msg->msg_ie_aalp->ie_aalp_4_bkwd_max_sdu = - ap->aal.v.aal4.backward_max_SDU_size; - msg->msg_ie_aalp->ie_aalp_4_mode = UNI_IE_AALP_A5_M_MSG; - msg->msg_ie_aalp->ie_aalp_4_sscs_type = - ap->aal.v.aal4.SSCS_type; - if (ap->aal.v.aal4.mid_low == T_ATM_ABSENT) { - msg->msg_ie_aalp->ie_aalp_4_mid_range = - T_ATM_ABSENT; - } else { - if (usp->us_proto == ATM_SIG_UNI30) { - msg->msg_ie_aalp->ie_aalp_4_mid_range = - ap->aal.v.aal4.mid_high & - UNI_IE_AALP_A3_R_MASK; - } else { - msg->msg_ie_aalp->ie_aalp_4_mid_range = - ((ap->aal.v.aal4.mid_low & - UNI_IE_AALP_A3_R_MASK) - << UNI_IE_AALP_A3_R_SHIFT) - | - (ap->aal.v.aal4.mid_high & - UNI_IE_AALP_A3_R_MASK); - } - } - break; - case ATM_AAL5: - msg->msg_ie_aalp->ie_aalp_5_fwd_max_sdu = - ap->aal.v.aal5.forward_max_SDU_size; - msg->msg_ie_aalp->ie_aalp_5_bkwd_max_sdu = - ap->aal.v.aal5.backward_max_SDU_size; - msg->msg_ie_aalp->ie_aalp_5_mode = - UNI_IE_AALP_A5_M_MSG; - msg->msg_ie_aalp->ie_aalp_5_sscs_type = - ap->aal.v.aal5.SSCS_type; - break; - } - } - - /* - * Set traffic descriptor attributes - */ - if (ap->traffic.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_clrt) { - msg->msg_ie_clrt = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_clrt == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_clrt_absent, - &msg->msg_ie_clrt->ie_u.ie_clrt, - sizeof(ie_clrt_absent)); - msg->msg_ie_clrt->ie_ident = UNI_IE_CLRT; - msg->msg_ie_clrt->ie_clrt_fwd_peak = - ap->traffic.v.forward.PCR_high_priority; - msg->msg_ie_clrt->ie_clrt_fwd_peak_01 = - ap->traffic.v.forward.PCR_all_traffic; - msg->msg_ie_clrt->ie_clrt_fwd_sust = - ap->traffic.v.forward.SCR_high_priority; - msg->msg_ie_clrt->ie_clrt_fwd_sust_01 = - ap->traffic.v.forward.SCR_all_traffic; - msg->msg_ie_clrt->ie_clrt_fwd_burst = - ap->traffic.v.forward.MBS_high_priority; - msg->msg_ie_clrt->ie_clrt_fwd_burst_01 = - ap->traffic.v.forward.MBS_all_traffic; - msg->msg_ie_clrt->ie_clrt_bkwd_peak = - ap->traffic.v.backward.PCR_high_priority; - msg->msg_ie_clrt->ie_clrt_bkwd_peak_01 = - ap->traffic.v.backward.PCR_all_traffic; - msg->msg_ie_clrt->ie_clrt_bkwd_sust = - ap->traffic.v.backward.SCR_high_priority; - msg->msg_ie_clrt->ie_clrt_bkwd_sust_01 = - ap->traffic.v.backward.SCR_all_traffic; - msg->msg_ie_clrt->ie_clrt_bkwd_burst = - ap->traffic.v.backward.MBS_high_priority; - msg->msg_ie_clrt->ie_clrt_bkwd_burst_01 = - ap->traffic.v.backward.MBS_all_traffic; - msg->msg_ie_clrt->ie_clrt_best_effort = - ap->traffic.v.best_effort; - msg->msg_ie_clrt->ie_clrt_tm_options = 0; - if (ap->traffic.v.forward.tagging) { - msg->msg_ie_clrt->ie_clrt_tm_options |= - UNI_IE_CLRT_TM_FWD_TAG; - } - if (ap->traffic.v.backward.tagging) { - msg->msg_ie_clrt->ie_clrt_tm_options |= - UNI_IE_CLRT_TM_BKWD_TAG; - } - if (msg->msg_ie_clrt->ie_clrt_tm_options == 0) { - msg->msg_ie_clrt->ie_clrt_tm_options = - T_ATM_ABSENT; - } - } - - /* - * Set broadband bearer attributes - */ - if (ap->bearer.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_bbcp) { - msg->msg_ie_bbcp = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_bbcp == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_bbcp_absent, - &msg->msg_ie_bbcp->ie_u.ie_bbcp, - sizeof(ie_bbcp_absent)); - msg->msg_ie_bbcp->ie_ident = UNI_IE_BBCP; - msg->msg_ie_bbcp->ie_bbcp_bearer_class = - ap->bearer.v.bearer_class; - msg->msg_ie_bbcp->ie_bbcp_traffic_type = - ap->bearer.v.traffic_type; - msg->msg_ie_bbcp->ie_bbcp_timing_req = - ap->bearer.v.timing_requirements; - msg->msg_ie_bbcp->ie_bbcp_clipping = - ap->bearer.v.clipping_susceptibility; - msg->msg_ie_bbcp->ie_bbcp_conn_config = - ap->bearer.v.connection_configuration; - } - - /* - * Set broadband high layer attributes - */ - if (ap->bhli.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_bhli) { - msg->msg_ie_bhli = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_bhli == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_bhli_absent, - &msg->msg_ie_bhli->ie_u.ie_bhli, - sizeof(ie_bhli_absent)); - msg->msg_ie_bhli->ie_ident = UNI_IE_BHLI; - msg->msg_ie_bhli->ie_bhli_type = ap->bhli.v.ID_type; - switch (ap->bhli.v.ID_type) { - case T_ATM_ISO_APP_ID: - bcopy(ap->bhli.v.ID.ISO_ID, - msg->msg_ie_bhli->ie_bhli_info, - sizeof(ap->bhli.v.ID.ISO_ID)); - break; - case T_ATM_USER_APP_ID: - bcopy(ap->bhli.v.ID.user_defined_ID, - msg->msg_ie_bhli->ie_bhli_info, - sizeof(ap->bhli.v.ID.user_defined_ID)); - break; - case T_ATM_VENDOR_APP_ID: - bcopy(ap->bhli.v.ID.vendor_ID.OUI, - msg->msg_ie_bhli->ie_bhli_info, - sizeof(ap->bhli.v.ID.vendor_ID.OUI)); - bcopy(ap->bhli.v.ID.vendor_ID.app_ID, - &msg->msg_ie_bhli->ie_bhli_info[sizeof(ap->bhli.v.ID.vendor_ID.OUI)-1], - sizeof(ap->bhli.v.ID.vendor_ID.app_ID)); - break; - } - } - - /* - * Set Broadband low layer, user layer 2 and 3 attributes - */ - if (ap->blli.tag_l2 == T_ATM_PRESENT || - ap->blli.tag_l3 == T_ATM_PRESENT) { - if (!msg->msg_ie_blli) { - msg->msg_ie_blli = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_blli == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_blli_absent, - &msg->msg_ie_blli->ie_u.ie_blli, - sizeof(ie_blli_absent)); - msg->msg_ie_blli->ie_ident = UNI_IE_BLLI; - - if (ap->blli.tag_l2 == T_ATM_PRESENT) { - switch(ap->blli.v.layer_2_protocol.ID_type) { - case T_ATM_SIMPLE_ID: - msg->msg_ie_blli->ie_blli_l2_id = - ap->blli.v.layer_2_protocol.ID.simple_ID; - break; - case T_ATM_USER_ID: - msg->msg_ie_blli->ie_blli_l2_id = - UNI_IE_BLLI_L2P_USER; - msg->msg_ie_blli->ie_blli_l2_user_proto = - ap->blli.v.layer_2_protocol.ID.user_defined_ID; - break; - } - if (ap->blli.v.layer_2_protocol.ID_type != - T_ATM_ABSENT) { - msg->msg_ie_blli->ie_blli_l2_mode = - ap->blli.v.layer_2_protocol.mode; - msg->msg_ie_blli->ie_blli_l2_window = - ap->blli.v.layer_2_protocol.window_size; - } - } - - if (ap->blli.tag_l3 == T_ATM_PRESENT) { - switch (ap->blli.v.layer_3_protocol.ID_type) { - case T_ATM_SIMPLE_ID: - msg->msg_ie_blli->ie_blli_l3_id = - ap->blli.v.layer_3_protocol.ID.simple_ID; - break; - - case T_ATM_IPI_ID: - msg->msg_ie_blli->ie_blli_l3_id = - UNI_IE_BLLI_L3P_ISO9577; - msg->msg_ie_blli->ie_blli_l3_ipi = - ap->blli.v.layer_3_protocol.ID.IPI_ID; - break; - - case T_ATM_SNAP_ID: - msg->msg_ie_blli->ie_blli_l3_id = - UNI_IE_BLLI_L3P_ISO9577; - msg->msg_ie_blli->ie_blli_l3_ipi = - UNI_IE_BLLI_L3IPI_SNAP; - bcopy(ap->blli.v.layer_3_protocol.ID.SNAP_ID.OUI, - msg->msg_ie_blli->ie_blli_l3_oui, - sizeof(msg->msg_ie_blli->ie_blli_l3_oui)); - bcopy(ap->blli.v.layer_3_protocol.ID.SNAP_ID.PID, - msg->msg_ie_blli->ie_blli_l3_pid, - sizeof(msg->msg_ie_blli->ie_blli_l3_pid)); - break; - - case T_ATM_USER_ID: - msg->msg_ie_blli->ie_blli_l3_id = - UNI_IE_BLLI_L3P_USER; - msg->msg_ie_blli->ie_blli_l3_user_proto = - ap->blli.v.layer_3_protocol.ID.user_defined_ID; - break; - } - if (ap->blli.v.layer_3_protocol.ID_type - != T_ATM_ABSENT) { - msg->msg_ie_blli->ie_blli_l3_mode = - ap->blli.v.layer_3_protocol.mode; - msg->msg_ie_blli->ie_blli_l3_packet_size = - ap->blli.v.layer_3_protocol.packet_size; - msg->msg_ie_blli->ie_blli_l3_window = - ap->blli.v.layer_3_protocol.window_size; - } - } - } - - /* - * Set the called party address and subaddress - */ - if (ap->called.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_cdad) { - msg->msg_ie_cdad = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_cdad == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_cdad_absent, - &msg->msg_ie_cdad->ie_u.ie_cdad, - sizeof(ie_cdad_absent)); - msg->msg_ie_cdad->ie_ident = UNI_IE_CDAD; - ATM_ADDR_COPY(&ap->called.addr, - &msg->msg_ie_cdad->ie_cdad_addr); - - if (ap->called.subaddr.address_format != T_ATM_ABSENT) { - if (!msg->msg_ie_cdsa) { - msg->msg_ie_cdsa = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_cdsa == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_cdsa_absent, - &msg->msg_ie_cdsa->ie_u.ie_cdsa, - sizeof(ie_cdsa_absent)); - msg->msg_ie_cdsa->ie_ident = UNI_IE_CDSA; - ATM_ADDR_COPY(&ap->called.subaddr, - &msg->msg_ie_cdsa->ie_cdsa_addr); - } - } - - /* - * Set the calling party address and subaddress - */ - - if (ap->calling.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_cgad) { - msg->msg_ie_cgad = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_cgad == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_cgad_absent, - &msg->msg_ie_cgad->ie_u.ie_cgad, - sizeof(ie_cgad_absent)); - msg->msg_ie_cgad->ie_ident = UNI_IE_CGAD; - ATM_ADDR_COPY(&ap->calling.addr, - &msg->msg_ie_cgad->ie_cgad_addr); - - if (ap->calling.subaddr.address_format != - T_ATM_ABSENT) { - if (!msg->msg_ie_cgsa) { - msg->msg_ie_cgsa = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_cgsa == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_cgsa_absent, - &msg->msg_ie_cgsa->ie_u.ie_cgsa, - sizeof(ie_cgsa_absent)); - msg->msg_ie_cgsa->ie_ident = UNI_IE_CGSA; - ATM_ADDR_COPY(&ap->calling.subaddr, - &msg->msg_ie_cgsa->ie_cgsa_addr); - } - } - - /* - * Set quality of service attributes - */ - if (ap->qos.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_qosp) { - msg->msg_ie_qosp = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_qosp == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_qosp_absent, - &msg->msg_ie_qosp->ie_u.ie_qosp, - sizeof(ie_qosp_absent)); - msg->msg_ie_qosp->ie_ident = UNI_IE_QOSP; - if (usp->us_proto == ATM_SIG_UNI30) - msg->msg_ie_qosp->ie_coding = UNI_IE_CODE_STD; - else if ((ap->qos.v.forward.qos_class == - T_ATM_QOS_CLASS_0) || - (ap->qos.v.backward.qos_class == - T_ATM_QOS_CLASS_0)) - msg->msg_ie_qosp->ie_coding = UNI_IE_CODE_CCITT; - else - msg->msg_ie_qosp->ie_coding = ap->qos.v.coding_standard; - msg->msg_ie_qosp->ie_qosp_fwd_class = - ap->qos.v.forward.qos_class; - msg->msg_ie_qosp->ie_qosp_bkwd_class = - ap->qos.v.backward.qos_class; - } - - /* - * Set transit network attributes - */ - if (ap->transit.tag == T_ATM_PRESENT && - ap->transit.v.length != 0) { - if (!msg->msg_ie_trnt) { - msg->msg_ie_trnt = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_trnt == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_trnt_absent, - &msg->msg_ie_trnt->ie_u.ie_trnt, - sizeof(ie_trnt_absent)); - msg->msg_ie_trnt->ie_ident = UNI_IE_TRNT; - msg->msg_ie_trnt->ie_trnt_id_type = - UNI_IE_TRNT_IDT_NATL; - msg->msg_ie_trnt->ie_trnt_id_plan = - UNI_IE_TRNT_IDP_CIC; - bcopy(ap->transit.v.network_id, - msg->msg_ie_trnt->ie_trnt_id, - ap->transit.v.length); - } - - /* - * Set cause code - */ - if (ap->cause.tag == T_ATM_PRESENT) { - if (!msg->msg_ie_caus) { - msg->msg_ie_caus = uma_zalloc(unisig_ie_zone, - M_NOWAIT | M_ZERO); - if (msg->msg_ie_caus == NULL) { - err = ENOMEM; - goto done; - } - } - bcopy(&ie_caus_absent, - &msg->msg_ie_caus->ie_u.ie_caus, - sizeof(ie_caus_absent)); - msg->msg_ie_caus->ie_ident = UNI_IE_CAUS; - msg->msg_ie_caus->ie_coding = - ap->cause.v.coding_standard; - msg->msg_ie_caus->ie_caus_loc = - ap->cause.v.location; - msg->msg_ie_caus->ie_caus_cause = - ap->cause.v.cause_value; - - /* - * Don't copy the diagnostics from the attribute - * block, as there's no way to tell how much of - * the diagnostic field is relevant - */ - msg->msg_ie_caus->ie_caus_diag_len = 0; - } - -done: - return(err); -} |