diff options
Diffstat (limited to 'sys/i4b/layer4')
| -rw-r--r-- | sys/i4b/layer4/i4b_i4bdrv.c | 865 | ||||
| -rw-r--r-- | sys/i4b/layer4/i4b_l4.c | 1097 | ||||
| -rw-r--r-- | sys/i4b/layer4/i4b_l4.h | 73 | ||||
| -rw-r--r-- | sys/i4b/layer4/i4b_l4mgmt.c | 436 | ||||
| -rw-r--r-- | sys/i4b/layer4/i4b_l4timer.c | 88 |
5 files changed, 0 insertions, 2559 deletions
diff --git a/sys/i4b/layer4/i4b_i4bdrv.c b/sys/i4b/layer4/i4b_i4bdrv.c deleted file mode 100644 index ef73ce162be1..000000000000 --- a/sys/i4b/layer4/i4b_i4bdrv.c +++ /dev/null @@ -1,865 +0,0 @@ -/*- - * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/*--------------------------------------------------------------------------- - * - * i4b_i4bdrv.c - i4b userland interface driver - * -------------------------------------------- - * last edit-date: [Sun Aug 11 12:42:46 2002] - * - *---------------------------------------------------------------------------*/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "opt_i4b.h" - -#include <sys/param.h> -#include <sys/ioccom.h> -#include <sys/malloc.h> -#include <sys/uio.h> -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/conf.h> -#include <sys/mbuf.h> -#include <sys/socket.h> -#include <sys/selinfo.h> -#include <net/if.h> - -#include <i4b/include/i4b_debug.h> -#include <i4b/include/i4b_ioctl.h> -#include <i4b/include/i4b_cause.h> - -#include <i4b/include/i4b_l3l4.h> -#include <i4b/include/i4b_mbuf.h> -#include <i4b/include/i4b_global.h> - -#include <i4b/layer4/i4b_l4.h> - -#include <sys/poll.h> - -struct selinfo select_rd_info; - -static struct ifqueue i4b_rdqueue; -static int openflag = 0; -static int selflag = 0; -static int readflag = 0; - -static d_open_t i4bopen; -static d_close_t i4bclose; -static d_read_t i4bread; -static d_ioctl_t i4bioctl; -static d_poll_t i4bpoll; - - -static struct cdevsw i4b_cdevsw = { - .d_version = D_VERSION, - .d_flags = D_NEEDGIANT, - .d_open = i4bopen, - .d_close = i4bclose, - .d_read = i4bread, - .d_ioctl = i4bioctl, - .d_poll = i4bpoll, - .d_name = "i4b", -}; - -static void i4battach(void *); -PSEUDO_SET(i4battach, i4b_i4bdrv); - -/*---------------------------------------------------------------------------* - * interface attach routine - *---------------------------------------------------------------------------*/ -static void -i4battach(void *dummy) -{ - printf("i4b: ISDN call control device attached\n"); - - i4b_rdqueue.ifq_maxlen = IFQ_MAXLEN; - - if(!mtx_initialized(&i4b_rdqueue.ifq_mtx)) - mtx_init(&i4b_rdqueue.ifq_mtx, "i4b_rdqueue", NULL, MTX_DEF); - - make_dev(&i4b_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600, "i4b"); -} - -/*---------------------------------------------------------------------------* - * i4bopen - device driver open routine - *---------------------------------------------------------------------------*/ -static int -i4bopen(struct cdev *dev, int flag, int fmt, struct thread *td) -{ - int x; - - if(minor(dev)) - return(ENXIO); - - if(openflag) - return(EBUSY); - - x = splimp(); - openflag = 1; - i4b_l4_daemon_attached(); - splx(x); - - return(0); -} - -/*---------------------------------------------------------------------------* - * i4bclose - device driver close routine - *---------------------------------------------------------------------------*/ -static int -i4bclose(struct cdev *dev, int flag, int fmt, struct thread *td) -{ - int x = splimp(); - openflag = 0; - i4b_l4_daemon_detached(); - i4b_Dcleanifq(&i4b_rdqueue); - splx(x); - return(0); -} - -/*---------------------------------------------------------------------------* - * i4bread - device driver read routine - *---------------------------------------------------------------------------*/ -static int -i4bread(struct cdev *dev, struct uio *uio, int ioflag) -{ - struct mbuf *m; - int x; - int error = 0; - - if(minor(dev)) - return(ENODEV); - - x = splimp(); - IF_LOCK(&i4b_rdqueue); - while(IF_QEMPTY(&i4b_rdqueue)) - { - readflag = 1; - - error = msleep( &i4b_rdqueue, &i4b_rdqueue.ifq_mtx, - (PZERO + 1) | PCATCH, "bird", 0); - - if (error != 0) { - IF_UNLOCK(&i4b_rdqueue); - splx(x); - return error; - } - } - - _IF_DEQUEUE(&i4b_rdqueue, m); - IF_UNLOCK(&i4b_rdqueue); - - splx(x); - - if(m && m->m_len) - error = uiomove(m->m_data, m->m_len, uio); - else - error = EIO; - - if(m) - i4b_Dfreembuf(m); - - return(error); -} - -/*---------------------------------------------------------------------------* - * i4bioctl - device driver ioctl routine - *---------------------------------------------------------------------------*/ -static int -i4bioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) -{ - call_desc_t *cd; - int error = 0; - - if(minor(dev)) - return(ENODEV); - - switch(cmd) - { - /* cdid request, reserve cd and return cdid */ - - case I4B_CDID_REQ: - { - msg_cdid_req_t *mir; - mir = (msg_cdid_req_t *)data; - cd = reserve_cd(); - mir->cdid = cd->cdid; - break; - } - - /* connect request, dial out to remote */ - - case I4B_CONNECT_REQ: - { - msg_connect_req_t *mcr; - mcr = (msg_connect_req_t *)data; /* setup ptr */ - - if((cd = cd_by_cdid(mcr->cdid)) == NULL)/* get cd */ - { - NDBGL4(L4_ERR, "I4B_CONNECT_REQ ioctl, cdid not found!"); - error = EINVAL; - break; - } - - /* prevent dialling on leased lines */ - if(ctrl_desc[mcr->controller].protocol == PROTOCOL_D64S) - { - SET_CAUSE_TYPE(cd->cause_in, CAUSET_I4B); - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_LLDIAL); - i4b_l4_disconnect_ind(cd); - freecd_by_cd(cd); - break; - } - - cd->controller = mcr->controller; /* fill cd */ - cd->bprot = mcr->bprot; - cd->bcap = mcr->bcap; - cd->driver = mcr->driver; - cd->driver_unit = mcr->driver_unit; - cd->cr = get_rand_cr(ctrl_desc[cd->controller].unit); - - cd->shorthold_data.shorthold_algorithm = mcr->shorthold_data.shorthold_algorithm; - cd->shorthold_data.unitlen_time = mcr->shorthold_data.unitlen_time; - cd->shorthold_data.idle_time = mcr->shorthold_data.idle_time; - cd->shorthold_data.earlyhup_time = mcr->shorthold_data.earlyhup_time; - - cd->last_aocd_time = 0; - if(mcr->unitlen_method == ULEN_METHOD_DYNAMIC) - cd->aocd_flag = 1; - else - cd->aocd_flag = 0; - - cd->cunits = 0; - - cd->max_idle_time = 0; /* this is outgoing */ - - cd->dir = DIR_OUTGOING; - - NDBGL4(L4_TIMO, "I4B_CONNECT_REQ times, algorithm=%ld unitlen=%ld idle=%ld earlyhup=%ld", - (long)cd->shorthold_data.shorthold_algorithm, (long)cd->shorthold_data.unitlen_time, - (long)cd->shorthold_data.idle_time, (long)cd->shorthold_data.earlyhup_time); - - strcpy(cd->dst_telno, mcr->dst_telno); - strcpy(cd->src_telno, mcr->src_telno); - - strcpy(cd->dst_subaddr, mcr->dst_subaddr); - strcpy(cd->src_subaddr, mcr->src_subaddr); - - if(mcr->keypad[0] != '\0') - strcpy(cd->keypad, mcr->keypad); - else - cd->keypad[0] = '\0'; - - cd->display[0] = '\0'; - - SET_CAUSE_TYPE(cd->cause_in, CAUSET_I4B); - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NORMAL); - - switch(mcr->channel) - { - case CHAN_B1: - case CHAN_B2: - if(ctrl_desc[mcr->controller].bch_state[mcr->channel] != BCH_ST_FREE) - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NOCHAN); - break; - - case CHAN_ANY: - { - int i; - for (i = 0; - i < ctrl_desc[mcr->controller].nbch && - ctrl_desc[mcr->controller].bch_state[i] != BCH_ST_FREE; - i++); - if (i == ctrl_desc[mcr->controller].nbch) - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NOCHAN); - /* else mcr->channel = i; XXX */ - } - break; - - default: - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NOCHAN); - break; - } - - cd->channelid = mcr->channel; - - cd->isdntxdelay = mcr->txdelay; - - /* check whether we have a pointer. Seems like */ - /* this should be adequate. GJ 19.09.97 */ - if(ctrl_desc[cd->controller].N_CONNECT_REQUEST == NULL) -/*XXX*/ SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NOCHAN); - - if((GET_CAUSE_VAL(cd->cause_in)) != CAUSE_I4B_NORMAL) - { - i4b_l4_disconnect_ind(cd); - freecd_by_cd(cd); - } - else - { - (*ctrl_desc[cd->controller].N_CONNECT_REQUEST)(mcr->cdid); - } - break; - } - - /* connect response, accept/reject/ignore incoming call */ - - case I4B_CONNECT_RESP: - { - msg_connect_resp_t *mcrsp; - - mcrsp = (msg_connect_resp_t *)data; - - if((cd = cd_by_cdid(mcrsp->cdid)) == NULL)/* get cd */ - { - NDBGL4(L4_ERR, "I4B_CONNECT_RESP ioctl, cdid not found!"); - error = EINVAL; - break; - } - - T400_stop(cd); - - cd->driver = mcrsp->driver; - cd->driver_unit = mcrsp->driver_unit; - cd->max_idle_time = mcrsp->max_idle_time; - - cd->shorthold_data.shorthold_algorithm = SHA_FIXU; - cd->shorthold_data.unitlen_time = 0; /* this is incoming */ - cd->shorthold_data.idle_time = 0; - cd->shorthold_data.earlyhup_time = 0; - - cd->isdntxdelay = mcrsp->txdelay; - - NDBGL4(L4_TIMO, "I4B_CONNECT_RESP max_idle_time set to %ld seconds", (long)cd->max_idle_time); - - (*ctrl_desc[cd->controller].N_CONNECT_RESPONSE)(mcrsp->cdid, mcrsp->response, mcrsp->cause); - break; - } - - /* disconnect request, actively terminate connection */ - - case I4B_DISCONNECT_REQ: - { - msg_discon_req_t *mdr; - - mdr = (msg_discon_req_t *)data; - - if((cd = cd_by_cdid(mdr->cdid)) == NULL)/* get cd */ - { - NDBGL4(L4_ERR, "I4B_DISCONNECT_REQ ioctl, cdid not found!"); - error = EINVAL; - break; - } - - /* preset causes with our cause */ - cd->cause_in = cd->cause_out = mdr->cause; - - (*ctrl_desc[cd->controller].N_DISCONNECT_REQUEST)(mdr->cdid, mdr->cause); - break; - } - - /* controller info request */ - - case I4B_CTRL_INFO_REQ: - { - msg_ctrl_info_req_t *mcir; - - mcir = (msg_ctrl_info_req_t *)data; - mcir->ncontroller = nctrl; - - if(mcir->controller > nctrl) - { - mcir->ctrl_type = -1; - mcir->card_type = -1; - } - else - { - mcir->ctrl_type = - ctrl_desc[mcir->controller].ctrl_type; - mcir->card_type = - ctrl_desc[mcir->controller].card_type; - mcir->nbch = - ctrl_desc[mcir->controller].nbch; - - if(ctrl_desc[mcir->controller].ctrl_type == CTRL_PASSIVE) - mcir->tei = ctrl_desc[mcir->controller].tei; - else - mcir->tei = -1; - } - break; - } - - /* dial response */ - - case I4B_DIALOUT_RESP: - { - drvr_link_t *dlt = NULL; - msg_dialout_resp_t *mdrsp; - - mdrsp = (msg_dialout_resp_t *)data; - - switch(mdrsp->driver) - { -#if defined(NI4BIPR) && (NI4BIPR > 0) - case BDRV_IPR: - dlt = ipr_ret_linktab(mdrsp->driver_unit); - break; -#endif - -#if defined(NI4BISPPP) && (NI4BISPPP > 0) - case BDRV_ISPPP: - dlt = i4bisppp_ret_linktab(mdrsp->driver_unit); - break; -#endif - -#if defined(NI4BTEL) && (NI4BTEL > 0) - case BDRV_TEL: - dlt = tel_ret_linktab(mdrsp->driver_unit); - break; -#endif - -#if defined(NIBC) && NIBC > 0 - case BDRV_IBC: - dlt = ibc_ret_linktab(mdrsp->driver_unit); - break; -#endif - -#if defined(NI4BING) && (NI4BING > 0) - case BDRV_ING: - dlt = ing_ret_linktab(mdrsp->driver_unit); - break; -#endif - } - - if(dlt != NULL) - (*dlt->dial_response)(mdrsp->driver_unit, mdrsp->stat, mdrsp->cause); - break; - } - - /* update timeout value */ - - case I4B_TIMEOUT_UPD: - { - msg_timeout_upd_t *mtu; - int x; - - mtu = (msg_timeout_upd_t *)data; - - NDBGL4(L4_TIMO, "I4B_TIMEOUT_UPD ioctl, alg %d, unit %d, idle %d, early %d!", - mtu->shorthold_data.shorthold_algorithm, mtu->shorthold_data.unitlen_time, - mtu->shorthold_data.idle_time, mtu->shorthold_data.earlyhup_time); - - if((cd = cd_by_cdid(mtu->cdid)) == NULL)/* get cd */ - { - NDBGL4(L4_ERR, "I4B_TIMEOUT_UPD ioctl, cdid not found!"); - error = EINVAL; - break; - } - - switch( mtu->shorthold_data.shorthold_algorithm ) - { - case SHA_FIXU: - /* - * For this algorithm unitlen_time, - * idle_time and earlyhup_time are used. - */ - - if(!(mtu->shorthold_data.unitlen_time >= 0 && - mtu->shorthold_data.idle_time >= 0 && - mtu->shorthold_data.earlyhup_time >= 0)) - { - NDBGL4(L4_ERR, "I4B_TIMEOUT_UPD ioctl, invalid args for fix unit algorithm!"); - error = EINVAL; - } - break; - - case SHA_VARU: - /* - * For this algorithm unitlen_time and - * idle_time are used. both must be - * positive integers. earlyhup_time is - * not used and must be 0. - */ - - if(!(mtu->shorthold_data.unitlen_time > 0 && - mtu->shorthold_data.idle_time >= 0 && - mtu->shorthold_data.earlyhup_time == 0)) - { - NDBGL4(L4_ERR, "I4B_TIMEOUT_UPD ioctl, invalid args for var unit algorithm!"); - error = EINVAL; - } - break; - - default: - NDBGL4(L4_ERR, "I4B_TIMEOUT_UPD ioctl, invalid algorithm!"); - error = EINVAL; - break; - } - - /* - * any error set above requires us to break - * out of the outer switch - */ - if(error != 0) - break; - - x = SPLI4B(); - cd->shorthold_data.shorthold_algorithm = mtu->shorthold_data.shorthold_algorithm; - cd->shorthold_data.unitlen_time = mtu->shorthold_data.unitlen_time; - cd->shorthold_data.idle_time = mtu->shorthold_data.idle_time; - cd->shorthold_data.earlyhup_time = mtu->shorthold_data.earlyhup_time; - splx(x); - break; - } - - /* soft enable/disable interface */ - - case I4B_UPDOWN_IND: - { - msg_updown_ind_t *mui; - - mui = (msg_updown_ind_t *)data; - -#if defined(NI4BIPR) && (NI4BIPR > 0) - if(mui->driver == BDRV_IPR) - { - drvr_link_t *dlt; - dlt = ipr_ret_linktab(mui->driver_unit); - (*dlt->updown_ind)(mui->driver_unit, mui->updown); - } -#endif - break; - } - - /* send ALERT request */ - - case I4B_ALERT_REQ: - { - msg_alert_req_t *mar; - - mar = (msg_alert_req_t *)data; - - if((cd = cd_by_cdid(mar->cdid)) == NULL) - { - NDBGL4(L4_ERR, "I4B_ALERT_REQ ioctl, cdid not found!"); - error = EINVAL; - break; - } - - T400_stop(cd); - - (*ctrl_desc[cd->controller].N_ALERT_REQUEST)(mar->cdid); - - break; - } - - /* version/release number request */ - - case I4B_VR_REQ: - { - msg_vr_req_t *mvr; - - mvr = (msg_vr_req_t *)data; - - mvr->version = VERSION; - mvr->release = REL; - mvr->step = STEP; - break; - } - - /* set D-channel protocol for a controller */ - - case I4B_PROT_IND: - { - msg_prot_ind_t *mpi; - - mpi = (msg_prot_ind_t *)data; - - ctrl_desc[mpi->controller].protocol = mpi->protocol; - - break; - } - - /* Download request */ - - case I4B_CTRL_DOWNLOAD: - { - struct isdn_dr_prot *prots = NULL, *prots2 = NULL; - struct isdn_download_request *r = - (struct isdn_download_request*)data; - int i; - - if (r->controller < 0 || r->controller >= nctrl) - { - error = ENODEV; - goto download_done; - } - - if(!ctrl_desc[r->controller].N_DOWNLOAD) - { - error = ENODEV; - goto download_done; - } - - prots = malloc(r->numprotos * sizeof(struct isdn_dr_prot), - M_DEVBUF, M_WAITOK); - - prots2 = malloc(r->numprotos * sizeof(struct isdn_dr_prot), - M_DEVBUF, M_WAITOK); - - if(!prots || !prots2) - { - error = ENOMEM; - goto download_done; - } - - copyin(r->protocols, prots, r->numprotos * sizeof(struct isdn_dr_prot)); - - for(i = 0; i < r->numprotos; i++) - { - prots2[i].microcode = malloc(prots[i].bytecount, M_DEVBUF, M_WAITOK); - copyin(prots[i].microcode, prots2[i].microcode, prots[i].bytecount); - prots2[i].bytecount = prots[i].bytecount; - } - - error = ctrl_desc[r->controller].N_DOWNLOAD( - ctrl_desc[r->controller].unit, - r->numprotos, prots2); - -download_done: - if(prots2) - { - for(i = 0; i < r->numprotos; i++) - { - if(prots2[i].microcode) - { - free(prots2[i].microcode, M_DEVBUF); - } - } - free(prots2, M_DEVBUF); - } - - if(prots) - { - free(prots, M_DEVBUF); - } - break; - } - - /* Diagnostic request */ - - case I4B_ACTIVE_DIAGNOSTIC: - { - struct isdn_diagnostic_request req, *r = - (struct isdn_diagnostic_request*)data; - - req.in_param = req.out_param = NULL; - if (r->controller < 0 || r->controller >= nctrl) - { - error = ENODEV; - goto diag_done; - } - - if(!ctrl_desc[r->controller].N_DIAGNOSTICS) - { - error = ENODEV; - goto diag_done; - } - - memcpy(&req, r, sizeof(req)); - - if(req.in_param_len) - { - /* XXX arbitrary limit */ - if (req.in_param_len > - I4B_ACTIVE_DIAGNOSTIC_MAXPARAMLEN) { - error = EINVAL; - goto diag_done; - } - - req.in_param = malloc(r->in_param_len, M_DEVBUF, M_WAITOK); - - if(!req.in_param) - { - error = ENOMEM; - goto diag_done; - } - error = copyin(r->in_param, req.in_param, req.in_param_len); - if (error) - goto diag_done; - } - - if(req.out_param_len) - { - req.out_param = malloc(r->out_param_len, M_DEVBUF, M_WAITOK); - - if(!req.out_param) - { - error = ENOMEM; - goto diag_done; - } - } - - error = ctrl_desc[r->controller].N_DIAGNOSTICS(r->controller, &req); - - if(!error && req.out_param_len) - error = copyout(req.out_param, r->out_param, req.out_param_len); - -diag_done: - if(req.in_param) - free(req.in_param, M_DEVBUF); - - if(req.out_param) - free(req.out_param, M_DEVBUF); - - break; - } - - /* default */ - - default: - error = ENOTTY; - break; - } - - return(error); -} - -/*---------------------------------------------------------------------------* - * i4bpoll - device driver poll routine - *---------------------------------------------------------------------------*/ -static int -i4bpoll(struct cdev *dev, int events, struct thread *td) -{ - int x; - - if(minor(dev)) - return(ENODEV); - - if((events & POLLIN) || (events & POLLRDNORM)) - { - if(!IF_QEMPTY(&i4b_rdqueue)) - return(1); - - x = splimp(); - selrecord(td, &select_rd_info); - selflag = 1; - splx(x); - return(0); - } - else if((events & POLLOUT) || (events & POLLWRNORM)) - { - return(1); - } - - return(0); -} - -/*---------------------------------------------------------------------------* - * i4bputqueue - put message into queue to userland - *---------------------------------------------------------------------------*/ -void -i4bputqueue(struct mbuf *m) -{ - int x; - - if(!openflag) - { - i4b_Dfreembuf(m); - return; - } - - x = splimp(); - - IF_LOCK(&i4b_rdqueue); - if(_IF_QFULL(&i4b_rdqueue)) - { - struct mbuf *m1; - _IF_DEQUEUE(&i4b_rdqueue, m1); - i4b_Dfreembuf(m1); - NDBGL4(L4_ERR, "ERROR, queue full, removing entry!"); - } - - _IF_ENQUEUE(&i4b_rdqueue, m); - IF_UNLOCK(&i4b_rdqueue); - - splx(x); - - if(readflag) - { - readflag = 0; - wakeup( &i4b_rdqueue); - } - - if(selflag) - { - selflag = 0; - selwakeuppri(&select_rd_info, I4BPRI); - } -} - -/*---------------------------------------------------------------------------* - * i4bputqueue_hipri - put message into front of queue to userland - *---------------------------------------------------------------------------*/ -void -i4bputqueue_hipri(struct mbuf *m) -{ - int x; - - if(!openflag) - { - i4b_Dfreembuf(m); - return; - } - - x = splimp(); - - IF_LOCK(&i4b_rdqueue); - if(_IF_QFULL(&i4b_rdqueue)) - { - struct mbuf *m1; - _IF_DEQUEUE(&i4b_rdqueue, m1); - i4b_Dfreembuf(m1); - NDBGL4(L4_ERR, "ERROR, queue full, removing entry!"); - } - - _IF_PREPEND(&i4b_rdqueue, m); - IF_UNLOCK(&i4b_rdqueue); - - splx(x); - - if(readflag) - { - readflag = 0; - wakeup( &i4b_rdqueue); - } - - if(selflag) - { - selflag = 0; - selwakeuppri(&select_rd_info, I4BPRI); - } -} diff --git a/sys/i4b/layer4/i4b_l4.c b/sys/i4b/layer4/i4b_l4.c deleted file mode 100644 index 9ca64e2a845c..000000000000 --- a/sys/i4b/layer4/i4b_l4.c +++ /dev/null @@ -1,1097 +0,0 @@ -/*- - * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/*--------------------------------------------------------------------------- - * - * i4b_l4.c - kernel interface to userland - * ----------------------------------------- - * last edit-date: [Sun Aug 11 12:43:14 2002] - * - *---------------------------------------------------------------------------*/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "opt_i4b.h" - -#include <sys/param.h> -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/mbuf.h> - -#include <i4b/include/i4b_debug.h> -#include <i4b/include/i4b_ioctl.h> -#include <i4b/include/i4b_cause.h> - -#include <i4b/include/i4b_global.h> -#include <i4b/include/i4b_l3l4.h> -#include <i4b/include/i4b_mbuf.h> -#include <i4b/layer4/i4b_l4.h> - -unsigned int i4b_l4_debug = L4_DEBUG_DEFAULT; - -struct ctrl_type_desc ctrl_types[CTRL_NUMTYPES] = { { NULL, NULL} }; - -static int i4b_link_bchandrvr(call_desc_t *cd); -static void i4b_unlink_bchandrvr(call_desc_t *cd); -static void i4b_l4_setup_timeout(call_desc_t *cd); -static void i4b_idle_check_fix_unit(call_desc_t *cd); -static void i4b_idle_check_var_unit(call_desc_t *cd); -static void i4b_l4_setup_timeout_fix_unit(call_desc_t *cd); -static void i4b_l4_setup_timeout_var_unit(call_desc_t *cd); -static time_t i4b_get_idletime(call_desc_t *cd); - -#if defined(NI4BISPPP) && (NI4BISPPP > 0) -extern time_t i4bisppp_idletime(int); -#endif - -/*---------------------------------------------------------------------------* - * send MSG_PDEACT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_pdeact(int controller, int numactive) -{ - struct mbuf *m; - int i; - call_desc_t *cd; - - for(i=0; i < N_CALL_DESC; i++) - { - if((call_desc[i].cdid != CDID_UNUSED) && - (ctrl_desc[call_desc[i].controller].ctrl_type == CTRL_PASSIVE) && - (ctrl_desc[call_desc[i].controller].unit == controller)) - { - cd = &call_desc[i]; - - if(cd->timeout_active) - { - STOP_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd); - } - - if(cd->dlt != NULL) - { - (*cd->dlt->line_disconnected)(cd->driver_unit, (void *)cd); - i4b_unlink_bchandrvr(cd); - } - - if((cd->channelid >= 0) & (cd->channelid < ctrl_desc[cd->controller].nbch)) - { - ctrl_desc[cd->controller].bch_state[cd->channelid] = BCH_ST_FREE; - } - - cd->cdid = CDID_UNUSED; - } - } - - if((m = i4b_Dgetmbuf(sizeof(msg_pdeact_ind_t))) != NULL) - { - msg_pdeact_ind_t *md = (msg_pdeact_ind_t *)m->m_data; - - md->header.type = MSG_PDEACT_IND; - md->header.cdid = -1; - - md->controller = controller; - md->numactive = numactive; - - i4bputqueue_hipri(m); /* URGENT !!! */ - } -} - -/*---------------------------------------------------------------------------* - * send MSG_L12STAT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_l12stat(int controller, int layer, int state) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_l12stat_ind_t))) != NULL) - { - msg_l12stat_ind_t *md = (msg_l12stat_ind_t *)m->m_data; - - md->header.type = MSG_L12STAT_IND; - md->header.cdid = -1; - - md->controller = controller; - md->layer = layer; - md->state = state; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_TEIASG_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_teiasg(int controller, int tei) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_teiasg_ind_t))) != NULL) - { - msg_teiasg_ind_t *md = (msg_teiasg_ind_t *)m->m_data; - - md->header.type = MSG_TEIASG_IND; - md->header.cdid = -1; - - md->controller = controller; - md->tei = ctrl_desc[controller].tei; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_DIALOUT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_dialout(int driver, int driver_unit) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_dialout_ind_t))) != NULL) - { - msg_dialout_ind_t *md = (msg_dialout_ind_t *)m->m_data; - - md->header.type = MSG_DIALOUT_IND; - md->header.cdid = -1; - - md->driver = driver; - md->driver_unit = driver_unit; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_DIALOUTNUMBER_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_dialoutnumber(int driver, int driver_unit, int cmdlen, char *cmd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_dialoutnumber_ind_t))) != NULL) - { - msg_dialoutnumber_ind_t *md = (msg_dialoutnumber_ind_t *)m->m_data; - int i; - - md->header.type = MSG_DIALOUTNUMBER_IND; - md->header.cdid = -1; - - md->driver = driver; - md->driver_unit = driver_unit; - - for (i = 0; i < cmdlen; i++) - if (cmd[i] == '*') - break; - - /* XXX: TELNO_MAX is _with_ tailing '\0', so max is actually TELNO_MAX - 1 */ - md->cmdlen = (i < TELNO_MAX - 1 ? i : TELNO_MAX - 1); - /* skip the (first) '*' */ - md->subaddrlen = (cmdlen - i - 1 < SUBADDR_MAX - 1 ? cmdlen - i - 1 : SUBADDR_MAX - 1); - - bcopy(cmd, md->cmd, md->cmdlen); - if (md->subaddrlen != -1) - bcopy(cmd+i+1, md->subaddr, md->subaddrlen); - - NDBGL4(L4_TIMO, "cmd[%d]=%s, subaddr[%d]=%s", md->cmdlen, md->cmd, md->subaddrlen, md->subaddr); - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_KEYPAD_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_keypad(int driver, int driver_unit, int cmdlen, char *cmd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_keypad_ind_t))) != NULL) - { - msg_keypad_ind_t *md = (msg_keypad_ind_t *)m->m_data; - - md->header.type = MSG_KEYPAD_IND; - md->header.cdid = -1; - - md->driver = driver; - md->driver_unit = driver_unit; - - if(cmdlen > KEYPAD_MAX) - cmdlen = KEYPAD_MAX; - - md->cmdlen = cmdlen; - bcopy(cmd, md->cmd, cmdlen); - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_NEGOTIATION_COMPL message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_negcomplete(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_negcomplete_ind_t))) != NULL) - { - msg_negcomplete_ind_t *md = (msg_negcomplete_ind_t *)m->m_data; - - md->header.type = MSG_NEGCOMP_IND; - md->header.cdid = cd->cdid; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_IFSTATE_CHANGED_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_ifstate_changed(call_desc_t *cd, int new_state) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_ifstatechg_ind_t))) != NULL) - { - msg_ifstatechg_ind_t *md = (msg_ifstatechg_ind_t *)m->m_data; - - md->header.type = MSG_IFSTATE_CHANGED_IND; - md->header.cdid = cd->cdid; - md->state = new_state; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_DRVRDISC_REQ message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_drvrdisc(int driver, int driver_unit) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_drvrdisc_req_t))) != NULL) - { - msg_drvrdisc_req_t *md = (msg_drvrdisc_req_t *)m->m_data; - - md->header.type = MSG_DRVRDISC_REQ; - md->header.cdid = -1; - - md->driver = driver; - md->driver_unit = driver_unit; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_ACCT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_accounting(int driver, int driver_unit, int accttype, int ioutbytes, - int iinbytes, int ro, int ri, int outbytes, int inbytes) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_accounting_ind_t))) != NULL) - { - msg_accounting_ind_t *md = (msg_accounting_ind_t *)m->m_data; - - md->header.type = MSG_ACCT_IND; - md->header.cdid = -1; - - md->driver = driver; - md->driver_unit = driver_unit; - - md->accttype = accttype; - md->ioutbytes = ioutbytes; - md->iinbytes = iinbytes; - md->outbps = ro; - md->inbps = ri; - md->outbytes = outbytes; - md->inbytes = inbytes; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_CONNECT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_connect_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_connect_ind_t))) != NULL) - { - msg_connect_ind_t *mp = (msg_connect_ind_t *)m->m_data; - - mp->header.type = MSG_CONNECT_IND; - mp->header.cdid = cd->cdid; - - mp->controller = cd->controller; - mp->channel = cd->channelid; - mp->bprot = cd->bprot; - mp->bcap = cd->bcap; - - cd->dir = DIR_INCOMING; - - if(strlen(cd->dst_telno) > 0) - strcpy(mp->dst_telno, cd->dst_telno); - else - strcpy(mp->dst_telno, TELNO_EMPTY); - - if(strlen(cd->dst_subaddr) > 0) - strcpy(mp->dst_subaddr, cd->dst_subaddr); - else - strcpy(mp->dst_subaddr, TELNO_EMPTY); - - if(strlen(cd->src_telno) > 0) - strcpy(mp->src_telno, cd->src_telno); - else - strcpy(mp->src_telno, TELNO_EMPTY); - - if(strlen(cd->src_subaddr) > 0) - strcpy(mp->src_subaddr, cd->src_subaddr); - else - strcpy(mp->src_subaddr, TELNO_EMPTY); - - mp->src_ton = cd->src_ton; - mp->dst_ton = cd->dst_ton; - - strcpy(mp->display, cd->display); - - mp->scr_ind = cd->scr_ind; - mp->prs_ind = cd->prs_ind; - - T400_start(cd); - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_CONNECT_ACTIVE_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_connect_active_ind(call_desc_t *cd) -{ - int s; - struct mbuf *m; - - s = SPLI4B(); - - cd->last_active_time = cd->connect_time = SECOND; - - NDBGL4(L4_TIMO, "last_active/connect_time=%ld", (long)cd->connect_time); - - i4b_link_bchandrvr(cd); - - (*cd->dlt->line_connected)(cd->driver_unit, (void *)cd); - - i4b_l4_setup_timeout(cd); - - splx(s); - - if((m = i4b_Dgetmbuf(sizeof(msg_connect_active_ind_t))) != NULL) - { - msg_connect_active_ind_t *mp = (msg_connect_active_ind_t *)m->m_data; - - mp->header.type = MSG_CONNECT_ACTIVE_IND; - mp->header.cdid = cd->cdid; - mp->controller = cd->controller; - mp->channel = cd->channelid; - if(cd->datetime[0] != '\0') - strcpy(mp->datetime, cd->datetime); - else - mp->datetime[0] = '\0'; - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_DISCONNECT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_disconnect_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if(cd->timeout_active) - STOP_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd); - - if(cd->dlt != NULL) - { - (*cd->dlt->line_disconnected)(cd->driver_unit, (void *)cd); - i4b_unlink_bchandrvr(cd); - } - - if((cd->channelid >= 0) && (cd->channelid < ctrl_desc[cd->controller].nbch)) - { - ctrl_desc[cd->controller].bch_state[cd->channelid] = BCH_ST_FREE; - } - else - { - /* no error, might be hunting call for callback */ - NDBGL4(L4_MSG, "channel free not valid but %d!", cd->channelid); - } - - if((m = i4b_Dgetmbuf(sizeof(msg_disconnect_ind_t))) != NULL) - { - msg_disconnect_ind_t *mp = (msg_disconnect_ind_t *)m->m_data; - - mp->header.type = MSG_DISCONNECT_IND; - mp->header.cdid = cd->cdid; - mp->cause = cd->cause_in; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_IDLE_TIMEOUT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_idle_timeout_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_idle_timeout_ind_t))) != NULL) - { - msg_idle_timeout_ind_t *mp = (msg_idle_timeout_ind_t *)m->m_data; - - mp->header.type = MSG_IDLE_TIMEOUT_IND; - mp->header.cdid = cd->cdid; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_CHARGING_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_charging_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_charging_ind_t))) != NULL) - { - msg_charging_ind_t *mp = (msg_charging_ind_t *)m->m_data; - - mp->header.type = MSG_CHARGING_IND; - mp->header.cdid = cd->cdid; - mp->units_type = cd->units_type; - -/*XXX*/ if(mp->units_type == CHARGE_CALC) - mp->units = cd->cunits; - else - mp->units = cd->units; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_STATUS_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_status_ind(call_desc_t *cd) -{ -} - -/*---------------------------------------------------------------------------* - * send MSG_ALERT_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_alert_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_alert_ind_t))) != NULL) - { - msg_alert_ind_t *mp = (msg_alert_ind_t *)m->m_data; - - mp->header.type = MSG_ALERT_IND; - mp->header.cdid = cd->cdid; - - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_INFO_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_info_ind(call_desc_t *cd) -{ -} - -/*---------------------------------------------------------------------------* - * send MSG_INFO_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_proceeding_ind(call_desc_t *cd) -{ - struct mbuf *m; - - if((m = i4b_Dgetmbuf(sizeof(msg_proceeding_ind_t))) != NULL) - { - msg_proceeding_ind_t *mp = (msg_proceeding_ind_t *)m->m_data; - - mp->header.type = MSG_PROCEEDING_IND; - mp->header.cdid = cd->cdid; - mp->controller = cd->controller; - mp->channel = cd->channelid; - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * send MSG_PACKET_IND message to userland - *---------------------------------------------------------------------------*/ -void -i4b_l4_packet_ind(int driver, int driver_unit, int dir, struct mbuf *pkt) -{ - struct mbuf *m; - int len = pkt->m_pkthdr.len; - unsigned char *ip = pkt->m_data; - - if((m = i4b_Dgetmbuf(sizeof(msg_packet_ind_t))) != NULL) - { - msg_packet_ind_t *mp = (msg_packet_ind_t *)m->m_data; - - mp->header.type = MSG_PACKET_IND; - mp->header.cdid = -1; - mp->driver = driver; - mp->driver_unit = driver_unit; - mp->direction = dir; - memcpy(mp->pktdata, ip, - len <MAX_PACKET_LOG ? len : MAX_PACKET_LOG); - i4bputqueue(m); - } -} - -/*---------------------------------------------------------------------------* - * link a driver(unit) to a B-channel(controller,unit,channel) - *---------------------------------------------------------------------------*/ -static int -i4b_link_bchandrvr(call_desc_t *cd) -{ - int t = ctrl_desc[cd->controller].ctrl_type; - - if(t < 0 || t >= CTRL_NUMTYPES || ctrl_types[t].get_linktab == NULL) - { - cd->ilt = NULL; - } - else - { - cd->ilt = ctrl_types[t].get_linktab( - ctrl_desc[cd->controller].unit, - cd->channelid); - } - - switch(cd->driver) - { -#if defined(NI4BRBCH) && (NI4BRBCH > 0) - case BDRV_RBCH: - cd->dlt = rbch_ret_linktab(cd->driver_unit); - break; -#endif - -#if defined(NI4BTEL) && (NI4BTEL > 0) - case BDRV_TEL: - cd->dlt = tel_ret_linktab(cd->driver_unit); - break; -#endif - -#if defined(NI4BIPR) && (NI4BIPR > 0) - case BDRV_IPR: - cd->dlt = ipr_ret_linktab(cd->driver_unit); - break; -#endif - -#if defined(NI4BISPPP) && (NI4BISPPP > 0) - case BDRV_ISPPP: - cd->dlt = i4bisppp_ret_linktab(cd->driver_unit); - break; -#endif - -#if defined(NIBC) && NIBC > 0 - case BDRV_IBC: - cd->dlt = ibc_ret_linktab(cd->driver_unit); - break; -#endif - -#if defined(NI4BING) && (NI4BING > 0) - case BDRV_ING: - cd->dlt = ing_ret_linktab(cd->driver_unit); - break; -#endif - - default: - cd->dlt = NULL; - break; - } - - if(cd->dlt == NULL || cd->ilt == NULL) - return(-1); - - if(t >= 0 && t < CTRL_NUMTYPES && ctrl_types[t].set_linktab != NULL) - { - ctrl_types[t].set_linktab( - ctrl_desc[cd->controller].unit, - cd->channelid, - cd->dlt); - } - - switch(cd->driver) - { -#if defined(NI4BRBCH) && (NI4BRBCH > 0) - case BDRV_RBCH: - rbch_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - -#if defined(NI4BTEL) && (NI4BTEL > 0) - case BDRV_TEL: - tel_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - -#if defined(NI4BIPR) && (NI4BIPR > 0) - case BDRV_IPR: - ipr_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - -#if defined(NI4BISPPP) && (NI4BISPPP > 0) - case BDRV_ISPPP: - i4bisppp_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - -#if defined(NIBC) && NIBC > 0 - case BDRV_IBC: - ibc_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - -#if defined(NI4BING) && (NI4BING > 0) - case BDRV_ING: - ing_set_linktab(cd->driver_unit, cd->ilt); - break; -#endif - - default: - return(0); - break; - } - - /* activate B channel */ - - (*cd->ilt->bch_config)(cd->ilt->unit, cd->ilt->channel, cd->bprot, 1); - - return(0); -} - -/*---------------------------------------------------------------------------* - * unlink a driver(unit) from a B-channel(controller,unit,channel) - *---------------------------------------------------------------------------*/ -static void -i4b_unlink_bchandrvr(call_desc_t *cd) -{ - int t = ctrl_desc[cd->controller].ctrl_type; - - if(t < 0 || t >= CTRL_NUMTYPES || ctrl_types[t].get_linktab == NULL) - { - cd->ilt = NULL; - return; - } - else - { - cd->ilt = ctrl_types[t].get_linktab( - ctrl_desc[cd->controller].unit, - cd->channelid); - } - - /* deactivate B channel */ - - (*cd->ilt->bch_config)(cd->ilt->unit, cd->ilt->channel, cd->bprot, 0); -} - -/*--------------------------------------------------------------------------- - - How shorthold mode works for OUTGOING connections - ================================================= - - |<---- unchecked-window ------->|<-checkwindow->|<-safetywindow>| - -idletime_state: IST_NONCHK IST_CHECK IST_SAFE - - | | | | - time>>+-------------------------------+---------------+---------------+-... - | | | | - | |<--idle_time-->|<--earlyhup--->| - |<-----------------------unitlen------------------------------->| - - - unitlen - specifies the time a charging unit lasts - idle_time - specifies the thime the line must be idle at the - end of the unit to be elected for hangup - earlyhup - is the beginning of a timing safety zone before the - next charging unit starts - - The algorithm works as follows: lets assume the unitlen is 100 - secons, idle_time is 40 seconds and earlyhup is 10 seconds. - The line then must be idle 50 seconds after the begin of the - current unit and it must then be quiet for 40 seconds. if it - has been quiet for this 40 seconds, the line is closed 10 - seconds before the next charging unit starts. In case there was - any traffic within the idle_time, the line is not closed. - It does not matter whether there was any traffic between second - 0 and second 50 or not. - - - How shorthold mode works for INCOMING connections - ================================================= - - it is just possible to specify a maximum idle time for incoming - connections, after this time of no activity on the line the line - is closed. - ----------------------------------------------------------------------------*/ - -static time_t -i4b_get_idletime(call_desc_t *cd) -{ - switch (cd->driver) { -#if defined(NI4BISPPP) && (NI4BISPPP > 0) - case BDRV_ISPPP: - return i4bisppp_idletime(cd->driver_unit); - break; -#endif - default: - return cd->last_active_time; - break; - } -} -/*---------------------------------------------------------------------------* - * B channel idle check timeout setup - *---------------------------------------------------------------------------*/ -static void -i4b_l4_setup_timeout(call_desc_t *cd) -{ - NDBGL4(L4_TIMO, "%ld: direction %d, shorthold algorithm %d", - (long)SECOND, cd->dir, cd->shorthold_data.shorthold_algorithm); - - cd->timeout_active = 0; - cd->idletime_state = IST_IDLE; - - if((cd->dir == DIR_INCOMING) && (cd->max_idle_time > 0)) - { - /* incoming call: simple max idletime check */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz/2); - cd->timeout_active = 1; - NDBGL4(L4_TIMO, "%ld: incoming-call, setup max_idle_time to %ld", (long)SECOND, (long)cd->max_idle_time); - } - else if((cd->dir == DIR_OUTGOING) && (cd->shorthold_data.idle_time > 0)) - { - switch( cd->shorthold_data.shorthold_algorithm ) - { - default: /* fall into the old fix algorithm */ - case SHA_FIXU: - i4b_l4_setup_timeout_fix_unit( cd ); - break; - - case SHA_VARU: - i4b_l4_setup_timeout_var_unit( cd ); - break; - } - } - else - { - NDBGL4(L4_TIMO, "no idle_timeout configured"); - } -} - -/*---------------------------------------------------------------------------* - * fixed unit algorithm B channel idle check timeout setup - *---------------------------------------------------------------------------*/ -static void -i4b_l4_setup_timeout_fix_unit(call_desc_t *cd) -{ - /* outgoing call */ - - if((cd->shorthold_data.idle_time > 0) && (cd->shorthold_data.unitlen_time == 0)) - { - /* outgoing call: simple max idletime check */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz/2); - cd->timeout_active = 1; - NDBGL4(L4_TIMO, "%ld: outgoing-call, setup idle_time to %ld", - (long)SECOND, (long)cd->shorthold_data.idle_time); - } - else if((cd->shorthold_data.unitlen_time > 0) && (cd->shorthold_data.unitlen_time > (cd->shorthold_data.idle_time + cd->shorthold_data.earlyhup_time))) - { - /* outgoing call: full shorthold mode check */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz*(cd->shorthold_data.unitlen_time - (cd->shorthold_data.idle_time + cd->shorthold_data.earlyhup_time))); - cd->timeout_active = 1; - cd->idletime_state = IST_NONCHK; - NDBGL4(L4_TIMO, "%ld: outgoing-call, start %ld sec nocheck window", - (long)SECOND, (long)(cd->shorthold_data.unitlen_time - (cd->shorthold_data.idle_time + cd->shorthold_data.earlyhup_time))); - - if(cd->aocd_flag == 0) - { - cd->units_type = CHARGE_CALC; - cd->cunits++; - i4b_l4_charging_ind(cd); - } - } - else - { - /* parms somehow got wrong .. */ - - NDBGL4(L4_ERR, "%ld: ERROR: idletime[%ld]+earlyhup[%ld] > unitlength[%ld]!", - (long)SECOND, (long)cd->shorthold_data.idle_time, (long)cd->shorthold_data.earlyhup_time, (long)cd->shorthold_data.unitlen_time); - } -} - -/*---------------------------------------------------------------------------* - * variable unit algorithm B channel idle check timeout setup - *---------------------------------------------------------------------------*/ -static void -i4b_l4_setup_timeout_var_unit(call_desc_t *cd) -{ - /* outgoing call: variable unit idletime check */ - - /* - * start checking for an idle connect one second before the end of the unit. - * The one second takes into account of rounding due to the driver only - * using the seconds and not the uSeconds of the current time - */ - cd->idletime_state = IST_CHECK; /* move directly to the checking state */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz * (cd->shorthold_data.unitlen_time - 1) ); - cd->timeout_active = 1; - NDBGL4(L4_TIMO, "%ld: outgoing-call, var idle time - setup to %ld", - (long)SECOND, (long)cd->shorthold_data.unitlen_time); -} - - -/*---------------------------------------------------------------------------* - * B channel idle check timeout function - *---------------------------------------------------------------------------*/ -void -i4b_idle_check(call_desc_t *cd) -{ - int s; - - if(cd->cdid == CDID_UNUSED) - return; - - s = SPLI4B(); - - /* failsafe */ - - if(cd->timeout_active == 0) - { - NDBGL4(L4_ERR, "ERROR: timeout_active == 0 !!!"); - } - else - { - cd->timeout_active = 0; - } - - /* incoming connections, simple idletime check */ - - if(cd->dir == DIR_INCOMING) - { - if((i4b_get_idletime(cd) + cd->max_idle_time) <= SECOND) - { - NDBGL4(L4_TIMO, "%ld: incoming-call, line idle timeout, disconnecting!", (long)SECOND); - (*ctrl_desc[cd->controller].N_DISCONNECT_REQUEST)(cd->cdid, - (CAUSET_I4B << 8) | CAUSE_I4B_NORMAL); - i4b_l4_idle_timeout_ind(cd); - } - else - { - NDBGL4(L4_TIMO, "%ld: incoming-call, activity, last_active=%ld, max_idle=%ld", (long)SECOND, (long)i4b_get_idletime(cd), (long)cd->max_idle_time); - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz/2); - cd->timeout_active = 1; - } - } - - /* outgoing connections */ - - else if(cd->dir == DIR_OUTGOING) - { - switch( cd->shorthold_data.shorthold_algorithm ) - { - case SHA_FIXU: - i4b_idle_check_fix_unit( cd ); - break; - case SHA_VARU: - i4b_idle_check_var_unit( cd ); - break; - default: - NDBGL4(L4_TIMO, "%ld: bad value for shorthold_algorithm of %d", - (long)SECOND, cd->shorthold_data.shorthold_algorithm); - i4b_idle_check_fix_unit( cd ); - break; - } - } - splx(s); -} - -/*---------------------------------------------------------------------------* - * fixed unit algorithm B channel idle check timeout function - *---------------------------------------------------------------------------*/ -static void -i4b_idle_check_fix_unit(call_desc_t *cd) -{ - - /* simple idletime calculation */ - - if((cd->shorthold_data.idle_time > 0) && (cd->shorthold_data.unitlen_time == 0)) - { - if((i4b_get_idletime(cd) + cd->shorthold_data.idle_time) <= SECOND) - { - NDBGL4(L4_TIMO, "%ld: outgoing-call-st, idle timeout, disconnecting!", (long)SECOND); - (*ctrl_desc[cd->controller].N_DISCONNECT_REQUEST)(cd->cdid, (CAUSET_I4B << 8) | CAUSE_I4B_NORMAL); - i4b_l4_idle_timeout_ind(cd); - } - else - { - NDBGL4(L4_TIMO, "%ld: outgoing-call-st, activity, last_active=%ld, max_idle=%ld", - (long)SECOND, (long)i4b_get_idletime(cd), (long)cd->shorthold_data.idle_time); - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz/2); - cd->timeout_active = 1; - } - } - - /* full shorthold mode calculation */ - - else if((cd->shorthold_data.unitlen_time > 0) - && (cd->shorthold_data.unitlen_time > (cd->shorthold_data.idle_time + cd->shorthold_data.earlyhup_time))) - { - switch(cd->idletime_state) - { - - case IST_NONCHK: /* end of non-check time */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz*(cd->shorthold_data.idle_time)); - cd->idletimechk_start = SECOND; - cd->idletime_state = IST_CHECK; - cd->timeout_active = 1; - NDBGL4(L4_TIMO, "%ld: outgoing-call, idletime check window reached!", (long)SECOND); - break; - - case IST_CHECK: /* end of idletime chk */ - if((i4b_get_idletime(cd) > cd->idletimechk_start) && - (i4b_get_idletime(cd) <= SECOND)) - { /* activity detected */ - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz*(cd->shorthold_data.earlyhup_time)); - cd->timeout_active = 1; - cd->idletime_state = IST_SAFE; - NDBGL4(L4_TIMO, "%ld: outgoing-call, activity at %ld, wait earlyhup-end", (long)SECOND, (long)i4b_get_idletime(cd)); - } - else - { /* no activity, hangup */ - NDBGL4(L4_TIMO, "%ld: outgoing-call, idle timeout, last activity at %ld", (long)SECOND, (long)i4b_get_idletime(cd)); - (*ctrl_desc[cd->controller].N_DISCONNECT_REQUEST)(cd->cdid, (CAUSET_I4B << 8) | CAUSE_I4B_NORMAL); - i4b_l4_idle_timeout_ind(cd); - cd->idletime_state = IST_IDLE; - } - break; - - case IST_SAFE: /* end of earlyhup time */ - - START_TIMER(cd->idle_timeout_handle, i4b_idle_check, cd, hz*(cd->shorthold_data.unitlen_time - (cd->shorthold_data.idle_time+cd->shorthold_data.earlyhup_time))); - cd->timeout_active = 1; - cd->idletime_state = IST_NONCHK; - - if(cd->aocd_flag == 0) - { - cd->units_type = CHARGE_CALC; - cd->cunits++; - i4b_l4_charging_ind(cd); - } - - NDBGL4(L4_TIMO, "%ld: outgoing-call, earlyhup end, wait for idletime start", (long)SECOND); - break; - - default: - NDBGL4(L4_ERR, "outgoing-call: invalid idletime_state value!"); - cd->idletime_state = IST_IDLE; - break; - } - } -} - -/*---------------------------------------------------------------------------* - * variable unit algorithm B channel idle check timeout function - *---------------------------------------------------------------------------*/ -static void -i4b_idle_check_var_unit(call_desc_t *cd) -{ - switch(cd->idletime_state) - { - - /* see if there has been any activity within the last idle_time seconds */ - case IST_CHECK: - if( i4b_get_idletime(cd) > (SECOND - cd->shorthold_data.idle_time)) - { /* activity detected */ - /* check again in one second */ - cd->idle_timeout_handle = - START_TIMER (cd->idle_timeout_handle, i4b_idle_check, cd, hz); - cd->timeout_active = 1; - cd->idletime_state = IST_CHECK; - NDBGL4(L4_TIMO, "%ld: outgoing-call, var idle timeout - activity at %ld, continuing", (long)SECOND, (long)i4b_get_idletime(cd)); - } - else - { /* no activity, hangup */ - NDBGL4(L4_TIMO, "%ld: outgoing-call, var idle timeout - last activity at %ld", (long)SECOND, (long)i4b_get_idletime(cd)); - (*ctrl_desc[cd->controller].N_DISCONNECT_REQUEST)(cd->cdid, (CAUSET_I4B << 8) | CAUSE_I4B_NORMAL); - i4b_l4_idle_timeout_ind(cd); - cd->idletime_state = IST_IDLE; - } - break; - - default: - NDBGL4(L4_ERR, "outgoing-call: var idle timeout invalid idletime_state value!"); - cd->idletime_state = IST_IDLE; - break; - } -} diff --git a/sys/i4b/layer4/i4b_l4.h b/sys/i4b/layer4/i4b_l4.h deleted file mode 100644 index b02d9ac7c97a..000000000000 --- a/sys/i4b/layer4/i4b_l4.h +++ /dev/null @@ -1,73 +0,0 @@ -/*- - * Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/*--------------------------------------------------------------------------- - * - * i4b_l4.h - kernel interface to userland header file - * --------------------------------------------------- - * - * $FreeBSD$ - * - * last edit-date: [Thu Oct 18 10:11:51 2001] - * - *---------------------------------------------------------------------------*/ - -#ifndef _I4B_L4_H_ -#define _I4B_L4_H_ - -extern void i4bputqueue ( struct mbuf *m ); -extern void i4bputqueue_hipri(struct mbuf *m); -extern void i4b_l4_accounting(int, int, int, int, int, int, int, int, int); -extern void i4b_l4_alert_ind ( call_desc_t *cd ); -extern void i4b_l4_charging_ind( call_desc_t *cd ); -extern void i4b_l4_connect_active_ind ( call_desc_t *cd ); -extern void i4b_l4_connect_ind ( call_desc_t *cd ); -extern void i4b_l4_daemon_attached(void); -extern void i4b_l4_daemon_detached(void); -extern void i4b_l4_dialout( int driver, int driver_unit ); -extern void i4b_l4_dialoutnumber(int driver, int driver_unit, int cmdlen, char *cmd); -extern void i4b_l4_keypad(int driver, int driver_unit, int cmdlen, char *cmd); -extern void i4b_l4_disconnect_ind ( call_desc_t *cd ); -extern void i4b_l4_drvrdisc (int driver, int driver_unit ); -extern void i4b_l4_negcomplete( call_desc_t *cd ); -extern void i4b_l4_ifstate_changed( call_desc_t *cd, int new_state ); -extern void i4b_l4_idle_timeout_ind( call_desc_t *cd ); -extern void i4b_l4_info_ind ( call_desc_t *cd ); -extern void i4b_l4_packet_ind(int, int, int, struct mbuf *pkt); -extern void i4b_l4_l12stat(int controller, int layer, int state); -extern void i4b_l4_pdeact(int controller, int numactive); -extern void i4b_l4_teiasg(int controller, int tei); -extern void i4b_l4_status_ind ( call_desc_t *cd ); -extern void i4b_l4_proceeding_ind ( call_desc_t *cd ); -extern void i4b_idle_check(call_desc_t *cdp); -extern call_desc_t * cd_by_cdid ( unsigned int cdid ); -extern call_desc_t * cd_by_unitcr ( int unit, int cr, int crf ); -extern void freecd_by_cd ( call_desc_t *cd ); -extern unsigned char get_rand_cr ( int unit ); -extern call_desc_t * reserve_cd ( void ); -extern void T400_start ( call_desc_t *cd ); -extern void T400_stop ( call_desc_t *cd ); - -#endif /* _I4B_L4_H_ */ diff --git a/sys/i4b/layer4/i4b_l4mgmt.c b/sys/i4b/layer4/i4b_l4mgmt.c deleted file mode 100644 index 1f3e9e3ca94d..000000000000 --- a/sys/i4b/layer4/i4b_l4mgmt.c +++ /dev/null @@ -1,436 +0,0 @@ -/*- - * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/*--------------------------------------------------------------------------- - * - * i4b_l4mgmt.c - layer 4 calldescriptor management utilites - * ----------------------------------------------------------- - * last edit-date: [Sun Aug 11 12:42:01 2002] - * - *---------------------------------------------------------------------------*/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> - -#include <i4b/include/i4b_debug.h> -#include <i4b/include/i4b_ioctl.h> - -#include <i4b/include/i4b_l3l4.h> -#include <i4b/include/i4b_global.h> - -#include <i4b/layer4/i4b_l4.h> - -call_desc_t call_desc[N_CALL_DESC]; /* call descriptor array */ - -static unsigned int get_cdid(void); - -int nctrl; /* number of attached controllers */ - -void i4b_init_callout(call_desc_t *); - -/*---------------------------------------------------------------------------* - * return a new unique call descriptor id - * -------------------------------------- - * returns a new calldescriptor id which is used to uniquely identyfy - * a single call in the communication between kernel and userland. - * this cdid is then used to associate a calldescriptor with an id. - *---------------------------------------------------------------------------*/ -static unsigned int -get_cdid(void) -{ - static unsigned int cdid_count = 0; - int i; - int x; - - x = SPLI4B(); - - /* get next id */ - - cdid_count++; - -again: - if(cdid_count == CDID_UNUSED) /* zero is invalid */ - cdid_count++; - else if(cdid_count > CDID_MAX) /* wraparound ? */ - cdid_count = 1; - - /* check if id already in use */ - - for(i=0; i < N_CALL_DESC; i++) - { - if(call_desc[i].cdid == cdid_count) - { - cdid_count++; - goto again; - } - } - - splx(x); - - return(cdid_count); -} - -/*---------------------------------------------------------------------------* - * reserve a calldescriptor for later usage - * ---------------------------------------- - * searches the calldescriptor array until an unused - * descriptor is found, gets a new calldescriptor id - * and reserves it by putting the id into the cdid field. - * returns pointer to the calldescriptor. - *---------------------------------------------------------------------------*/ -call_desc_t * -reserve_cd(void) -{ - call_desc_t *cd; - int x; - int i; - - x = SPLI4B(); - - cd = NULL; - - for(i=0; i < N_CALL_DESC; i++) - { - if(call_desc[i].cdid == CDID_UNUSED) - { - bzero(&call_desc[i], sizeof(call_desc_t)); /* clear it */ - call_desc[i].cdid = get_cdid(); /* fill in new cdid */ - cd = &(call_desc[i]); /* get pointer to descriptor */ - NDBGL4(L4_MSG, "found free cd - index=%d cdid=%u", - i, call_desc[i].cdid); - break; - } - } - - splx(x); - - if(cd == NULL) - panic("reserve_cd: no free call descriptor available!"); - - i4b_init_callout(cd); - - return(cd); -} - -/*---------------------------------------------------------------------------* - * free a calldescriptor - * --------------------- - * free an unused calldescriptor by giving address of calldescriptor - * and writing a 0 into the cdid field marking it as unused. - *---------------------------------------------------------------------------*/ -void -freecd_by_cd(call_desc_t *cd) -{ - int i; - int x = SPLI4B(); - - for(i=0; i < N_CALL_DESC; i++) - { - if( (call_desc[i].cdid != CDID_UNUSED) && - (&(call_desc[i]) == cd) ) - { - NDBGL4(L4_MSG, "releasing cd - index=%d cdid=%u cr=%d", - i, call_desc[i].cdid, cd->cr); - call_desc[i].cdid = CDID_UNUSED; - break; - } - } - - if(i == N_CALL_DESC) - panic("freecd_by_cd: ERROR, cd not found, cr = %d\n", cd->cr); - - splx(x); -} - -/*---------------------------------------------------------------------------* - * return pointer to calldescriptor by giving the calldescriptor id - * ---------------------------------------------------------------- - * lookup a calldescriptor in the calldescriptor array by looking - * at the cdid field. return pointer to calldescriptor if found, - * else return NULL if not found. - *---------------------------------------------------------------------------*/ -call_desc_t * -cd_by_cdid(unsigned int cdid) -{ - int i; - - for(i=0; i < N_CALL_DESC; i++) - { - if(call_desc[i].cdid == cdid) - { - NDBGL4(L4_MSG, "found cdid - index=%d cdid=%u cr=%d", - i, call_desc[i].cdid, call_desc[i].cr); - - i4b_init_callout(&call_desc[i]); - - return(&(call_desc[i])); - } - } - return(NULL); -} - -/*---------------------------------------------------------------------------* - * search calldescriptor - * --------------------- - * This routine searches for the calldescriptor for a passive controller - * given by unit number, callreference and callreference flag. - * It returns a pointer to the calldescriptor if found, else a NULL. - *---------------------------------------------------------------------------*/ -call_desc_t * -cd_by_unitcr(int unit, int cr, int crf) -{ - int i; - - for(i=0; i < N_CALL_DESC; i++) - { - if((call_desc[i].cdid != CDID_UNUSED) && - (ctrl_desc[call_desc[i].controller].ctrl_type == CTRL_PASSIVE) && - (ctrl_desc[call_desc[i].controller].unit == unit) && - (call_desc[i].cr == cr) && - (call_desc[i].crflag == crf) ) - { - NDBGL4(L4_MSG, "found cd, index=%d cdid=%u cr=%d", - i, call_desc[i].cdid, call_desc[i].cr); - - i4b_init_callout(&call_desc[i]); - - return(&(call_desc[i])); - } - } - return(NULL); -} - -/*---------------------------------------------------------------------------* - * generate 7 bit "random" number used for outgoing Call Reference - *---------------------------------------------------------------------------*/ -unsigned char -get_rand_cr(int unit) -{ - register int i, j; - static u_char val, retval; - static int called = 42; - - val += ++called; - - for(i=0; i < 50 ; i++, val++) - { - int found = 1; - -#ifdef RANDOMDEV - read_random((char *)&val, sizeof(val)); -#else - val = (u_char)random(); -#endif /* RANDOMDEV */ - - retval = val & 0x7f; - - if(retval == 0 || retval == 0x7f) - continue; - - for(j=0; j < N_CALL_DESC; j++) - { - if( (call_desc[j].cdid != CDID_UNUSED) && - (call_desc[j].cr == retval) ) - { - found = 0; - break; - } - } - - if(found) - return(retval); - } - return(0); /* XXX */ -} - -/*---------------------------------------------------------------------------* - * initialize the callout handles for FreeBSD - *---------------------------------------------------------------------------*/ -void -i4b_init_callout(call_desc_t *cd) -{ - if(cd->callouts_inited == 0) - { - callout_handle_init(&cd->idle_timeout_handle); - callout_handle_init(&cd->T303_callout); - callout_handle_init(&cd->T305_callout); - callout_handle_init(&cd->T308_callout); - callout_handle_init(&cd->T309_callout); - callout_handle_init(&cd->T310_callout); - callout_handle_init(&cd->T313_callout); - callout_handle_init(&cd->T400_callout); - cd->callouts_inited = 1; - } -} - -/*---------------------------------------------------------------------------* - * daemon is attached - *---------------------------------------------------------------------------*/ -void -i4b_l4_daemon_attached(void) -{ - int i; - - int x = SPLI4B(); - - for(i=0; i < nctrl; i++) - { -/*XXX*/ if(*ctrl_desc[i].N_MGMT_COMMAND && - (ctrl_desc[i].ctrl_type == CTRL_PASSIVE || - ctrl_desc[i].ctrl_type == CTRL_CAPIMGR)) - { - NDBGL4(L4_MSG, "CMR_DOPEN sent to unit %d", ctrl_desc[i].unit); - (*ctrl_desc[i].N_MGMT_COMMAND)(ctrl_desc[i].unit, CMR_DOPEN, 0); - } - } - splx(x); -} - -/*---------------------------------------------------------------------------* - * daemon is detached - *---------------------------------------------------------------------------*/ -void -i4b_l4_daemon_detached(void) -{ - int i; - - int x = SPLI4B(); - - for(i=0; i < nctrl; i++) - { -/*XXX*/ if(*ctrl_desc[i].N_MGMT_COMMAND && - (ctrl_desc[i].ctrl_type == CTRL_PASSIVE || - ctrl_desc[i].ctrl_type == CTRL_CAPIMGR)) - { - NDBGL4(L4_MSG, "CMR_DCLOSE sent to unit %d", ctrl_desc[i].unit); - (*ctrl_desc[i].N_MGMT_COMMAND)(ctrl_desc[i].unit, CMR_DCLOSE, 0); - } - } - splx(x); -} - -#ifdef I4B_CD_DEBUG_PRINT - -extern char *print_l3state(call_desc_t *cd); - -void i4b_print_cdp(call_desc_t *cdp); -void i4b_print_cdx(int index); -void i4b_print_cda(void); -void i4b_print_cdaa(void); - -/*---------------------------------------------------------------------------* - * print a call descriptor by cd-pointer - *---------------------------------------------------------------------------*/ -void -i4b_print_cdp(call_desc_t *cdp) -{ - if((cdp > &(call_desc[N_CALL_DESC])) || (cdp < &(call_desc[0]))) - { - printf("i4b_print_cd: cdp out of range!\n"); - return; - } - - printf("i4b_print_cd: printing call descriptor %d at 0x%lx:\n", cdp - (&(call_desc[0])), (unsigned long)cdp); - - printf(" cdid = %d\n", cdp->cdid); - printf(" controller = %d (u=%d, dl=%d, b1=%d, b2=%d)\n", - cdp->controller, - ctrl_desc[cdp->controller].unit, - ctrl_desc[cdp->controller].dl_est, - ctrl_desc[cdp->controller].bch_state[CHAN_B1], - ctrl_desc[cdp->controller].bch_state[CHAN_B2]); - printf(" cr = 0x%02x\n", cdp->cr); - printf(" crflag = %d\n", cdp->crflag); - printf(" channelid = %d\n", cdp->channelid); - printf(" bprot = %d\n", cdp->bprot); - printf(" bcap = %d\n", cdp->bcap); - printf(" driver = %d\n", cdp->driver); - printf(" driver_unit = %d\n", cdp->driver_unit); - printf(" call_state = %d\n", cdp->call_state); - printf(" Q931state = %s\n", print_l3state(cdp)); - printf(" event = %d\n", cdp->event); - printf(" response = %d\n", cdp->response); - printf(" T303 = %d\n", cdp->T303); - printf("T303_first_to = %d\n", cdp->T303_first_to); - printf(" T305 = %d\n", cdp->T305); - printf(" T308 = %d\n", cdp->T308); - printf("T308_first_to = %d\n", cdp->T308_first_to); - printf(" T309 = %d\n", cdp->T309); - printf(" T310 = %d\n", cdp->T310); - printf(" T313 = %d\n", cdp->T313); - printf(" T400 = %d\n", cdp->T400); - printf(" dir = %s\n", cdp->dir == DIR_OUTGOING ? "out" : "in"); -} - -/*---------------------------------------------------------------------------* - * print a call descriptor by index - *---------------------------------------------------------------------------*/ -void -i4b_print_cdx(int index) -{ - if(index >= N_CALL_DESC) - { - printf("i4b_print_cdx: index %d >= N_CALL_DESC %d\n", index, N_CALL_DESC); - return; - } - i4b_print_cdp(&(call_desc[index])); -} - -/*---------------------------------------------------------------------------* - * print all call descriptors - *---------------------------------------------------------------------------*/ -void -i4b_print_cda(void) -{ - int i; - - for(i=0; i < N_CALL_DESC; i++) - { - i4b_print_cdp(&(call_desc[i])); - } -} - -/*---------------------------------------------------------------------------* - * print all active call descriptors - *---------------------------------------------------------------------------*/ -void -i4b_print_cdaa(void) -{ - int i; - - for(i=0; i < N_CALL_DESC; i++) - { - if(call_desc[i].cdid != CDID_UNUSED) - { - i4b_print_cdp(&(call_desc[i])); - } - } -} - -#endif /* I4B_CD_DEBUG_PRINT */ diff --git a/sys/i4b/layer4/i4b_l4timer.c b/sys/i4b/layer4/i4b_l4timer.c deleted file mode 100644 index 90d564db5b02..000000000000 --- a/sys/i4b/layer4/i4b_l4timer.c +++ /dev/null @@ -1,88 +0,0 @@ -/*- - * Copyright (c) 1997, 2002 Hellmuth Michaelis. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - *--------------------------------------------------------------------------- - * - * i4b_l4timer.c - timer and timeout handling for layer 4 - * -------------------------------------------------------- - * last edit-date: [Sat Mar 9 19:49:13 2002] - * - *---------------------------------------------------------------------------*/ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/kernel.h> -#include <sys/systm.h> - -#include <i4b/include/i4b_debug.h> -#include <i4b/include/i4b_ioctl.h> - -#include <i4b/include/i4b_global.h> -#include <i4b/include/i4b_l3l4.h> - -#include <i4b/layer4/i4b_l4.h> - -/*---------------------------------------------------------------------------* - * timer T400 timeout function - *---------------------------------------------------------------------------*/ -static void -T400_timeout(call_desc_t *cd) -{ - NDBGL4(L4_ERR, "cr = %d", cd->cr); -} - -/*---------------------------------------------------------------------------* - * timer T400 start - *---------------------------------------------------------------------------*/ -void -T400_start(call_desc_t *cd) -{ - if (cd->T400 == TIMER_ACTIVE) - return; - - NDBGL4(L4_MSG, "cr = %d", cd->cr); - cd->T400 = TIMER_ACTIVE; - - START_TIMER(cd->T400_callout, T400_timeout, cd, T400DEF); -} - -/*---------------------------------------------------------------------------* - * timer T400 stop - *---------------------------------------------------------------------------*/ -void -T400_stop(call_desc_t *cd) -{ - CRIT_VAR; - CRIT_BEG; - - if(cd->T400 == TIMER_ACTIVE) - { - STOP_TIMER(cd->T400_callout, T400_timeout, cd); - cd->T400 = TIMER_IDLE; - } - CRIT_END; - NDBGL4(L4_MSG, "cr = %d", cd->cr); -} |