diff options
Diffstat (limited to 'sys/i4b/layer4/i4b_i4bdrv.c')
| -rw-r--r-- | sys/i4b/layer4/i4b_i4bdrv.c | 832 |
1 files changed, 0 insertions, 832 deletions
diff --git a/sys/i4b/layer4/i4b_i4bdrv.c b/sys/i4b/layer4/i4b_i4bdrv.c deleted file mode 100644 index e48d993496a0..000000000000 --- a/sys/i4b/layer4/i4b_i4bdrv.c +++ /dev/null @@ -1,832 +0,0 @@ -/* - * Copyright (c) 1997, 1998 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 - * -------------------------------------------- - * - * $Id: i4b_i4bdrv.c,v 1.1 1998/12/27 21:46:52 phk Exp $ - * - * last edit-date: [Sat Dec 5 18:35:02 1998] - * - *---------------------------------------------------------------------------*/ - -#include "i4b.h" -#include "i4bipr.h" - -#if NI4B > 1 -#error "only 1 (one) i4b device possible!" -#endif - -#if NI4B > 0 - -#include <sys/param.h> - -#if defined(__FreeBSD_version) && __FreeBSD_version >= 300001 -#include <sys/ioccom.h> -#include <sys/malloc.h> -#include <sys/uio.h> -#else -#include <sys/ioctl.h> -#endif - -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/conf.h> -#include <sys/mbuf.h> -#include <sys/proc.h> -#include <sys/fcntl.h> -#include <sys/socket.h> -#include <sys/select.h> -#include <net/if.h> - -#ifdef __FreeBSD__ -#include "opt_devfs.h" -#endif - -#ifdef DEVFS -#include <sys/devfsext.h> -#endif - -#ifdef __FreeBSD__ -#include <machine/i4b_debug.h> -#include <machine/i4b_ioctl.h> -#include <machine/i4b_cause.h> -#else -#include <i4b/i4b_debug.h> -#include <i4b/i4b_ioctl.h> -#include <i4b/i4b_cause.h> -#endif - -#include <i4b/include/i4b_l3l4.h> -#include <i4b/include/i4b_mbuf.h> -#include <i4b/include/i4b_global.h> - -#include <i4b/layer4/i4b_l4.h> - -#if defined(__FreeBSD__) && (!defined(__FreeBSD_version) || __FreeBSD_version < 300001) -/* do nothing */ -#else -#include <sys/poll.h> -#endif - -struct selinfo select_rd_info; - -static struct ifqueue i4b_rdqueue; -static int openflag = 0; -static int selflag = 0; -static int readflag = 0; -#ifdef DEVFS -static void *devfs_token; -#endif - -#ifndef __FreeBSD__ -#define PDEVSTATIC /* - not static - */ -PDEVSTATIC void i4battach __P((void)); -PDEVSTATIC int i4bopen __P((dev_t dev, int flag, int fmt, struct proc *p)); -PDEVSTATIC int i4bclose __P((dev_t dev, int flag, int fmt, struct proc *p)); -PDEVSTATIC int i4bread __P((dev_t dev, struct uio *uio, int ioflag)); -PDEVSTATIC int i4bioctl __P((dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)); -PDEVSTATIC int i4bpoll __P((dev_t dev, int events, struct proc *p)); - -#if defined (__OpenBSD__) -PDEVSTATIC int i4bselect(dev_t dev, int rw, struct proc *p); -#endif - -#endif - -#if BSD > 199306 && defined(__FreeBSD__) -#define PDEVSTATIC static - -PDEVSTATIC d_open_t i4bopen; -PDEVSTATIC d_close_t i4bclose; -PDEVSTATIC d_read_t i4bread; -PDEVSTATIC d_ioctl_t i4bioctl; -#if defined(__FreeBSD_version) && __FreeBSD_version >= 300001 -PDEVSTATIC d_poll_t i4bpoll; -#else -PDEVSTATIC d_select_t i4bselect; -#endif - -#define CDEV_MAJOR 60 -static struct cdevsw i4b_cdevsw = - { i4bopen, i4bclose, i4bread, nowrite, - i4bioctl, nostop, nullreset, nodevtotty, -#if defined(__FreeBSD_version) && __FreeBSD_version >= 300001 - i4bpoll, nommap, NULL, "i4b", NULL, -1 }; -#else - i4bselect, nommap, NULL, "i4b", NULL, -1 }; -#endif - -PDEVSTATIC void i4battach(void *); -PSEUDO_SET(i4battach, i4b_i4bdrv); - -#endif /* __FreeBSD__ */ - -/*---------------------------------------------------------------------------* - * interface attach routine - *---------------------------------------------------------------------------*/ -PDEVSTATIC void -#ifdef __FreeBSD__ -i4battach(void *dummy) -#else -i4battach() -#endif -{ -#ifndef HACK_NO_PSEUDO_ATTACH_MSG - printf("i4b: ISDN call control device attached\n"); -#endif - i4b_rdqueue.ifq_maxlen = IFQ_MAXLEN; -#ifdef DEVFS - devfs_token = devfs_add_devswf(&i4b_cdevsw, 0, DV_CHR, - UID_ROOT, GID_WHEEL, 0600, - "i4b"); -#endif -} - -/*---------------------------------------------------------------------------* - * i4bopen - device driver open routine - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -i4bopen(dev_t dev, int flag, int fmt, struct proc *p) -{ - 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 - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -i4bclose(dev_t dev, int flag, int fmt, struct proc *p) -{ - int x = splimp(); - openflag = 0; - i4b_l4_daemon_detached(); - i4b_Dcleanifq(&i4b_rdqueue); - splx(x); - return(0); -} - -/*---------------------------------------------------------------------------* - * i4bread - device driver read routine - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -i4bread(dev_t dev, struct uio *uio, int ioflag) -{ - struct mbuf *m; - int x; - int error = 0; - - if(minor(dev)) - return(ENODEV); - - while(IF_QEMPTY(&i4b_rdqueue)) - { - x = splimp(); - readflag = 1; - splx(x); - tsleep((caddr_t) &i4b_rdqueue, (PZERO + 1) | PCATCH, "bird", 0); - } - - x = splimp(); - - IF_DEQUEUE(&i4b_rdqueue, m); - - 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 - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -#if defined (__FreeBSD_version) && __FreeBSD_version >= 300003 -i4bioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) -#else -i4bioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) -#endif -{ - 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 */ - { - DBGL4(L4_ERR, "i4bioctl", ("I4B_CONNECT_REQ ioctl, cdid not found!\n")); - error = EINVAL; - break; - } - - cd->controller = mcr->controller; /* fill cd */ - cd->bprot = mcr->bprot; - cd->driver = mcr->driver; - cd->driver_unit = mcr->driver_unit; - cd->cr = get_rand_cr(ctrl_desc[cd->controller].unit); - - cd->unitlen_time = mcr->unitlen_time; - cd->idle_time = mcr->idle_time; - cd->earlyhup_time = mcr->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; - - DBGL4(L4_TIMO, "i4bioctl", ("I4B_CONNECT_REQ times, unitlen=%ld idle=%ld earlyhup=%ld\n", - (long)cd->unitlen_time, (long)cd->idle_time, (long)cd->earlyhup_time)); - - strcpy(cd->dst_telno, mcr->dst_telno); - strcpy(cd->src_telno, mcr->src_telno); - 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: - if((ctrl_desc[mcr->controller].bch_state[CHAN_B1] != BCH_ST_FREE) && - (ctrl_desc[mcr->controller].bch_state[CHAN_B2] != BCH_ST_FREE)) - SET_CAUSE_VAL(cd->cause_in, CAUSE_I4B_NOCHAN); - 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 */ - { - DBGL4(L4_ERR, "i4bioctl", ("I4B_CONNECT_RESP ioctl, cdid not found!\n")); - 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->unitlen_time = 0; /* this is incoming */ - cd->idle_time = 0; - cd->earlyhup_time = 0; - - cd->isdntxdelay = mcrsp->txdelay; - - DBGL4(L4_TIMO, "i4bioctl", ("I4B_CONNECT_RESP max_idle_time set to %ld seconds\n", (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 */ - { - DBGL4(L4_ERR, "i4bioctl", ("I4B_DISCONNECT_REQ ioctl, cdid not found!\n")); - 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; - - 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: - { - msg_dialout_resp_t *mdrsp; - - mdrsp = (msg_dialout_resp_t *)data; - -#if NI4BIPR > 0 - if(mdrsp->driver == BDRV_IPR) - { - drvr_link_t *dlt; - dlt = ipr_ret_linktab(mdrsp->driver_unit); - (*dlt->dial_response)(mdrsp->driver_unit, mdrsp->stat); - } -#endif - break; - } - - /* update timeout value */ - - case I4B_TIMEOUT_UPD: - { - msg_timeout_upd_t *mtu; - int x; - - mtu = (msg_timeout_upd_t *)data; - - if((cd = cd_by_cdid(mtu->cdid)) == NULL)/* get cd */ - { - DBGL4(L4_ERR, "i4bioctl", ("I4B_TIMEOUT_UPD ioctl, cdid not found!\n")); - error = EINVAL; - break; - } - - x = SPLI4B(); - cd->unitlen_time = mtu->unitlen_time; - cd->idle_time = mtu->idle_time; - cd->earlyhup_time = mtu->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 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) - { - DBGL4(L4_ERR, "i4bioctl", ("I4B_ALERT_REQ ioctl, cdid not found!\n")); - 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; - } - - /* 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(!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(!ctrl_desc[r->controller].N_DIAGNOSTICS) - { - error = ENODEV; - goto diag_done; - } - - memcpy(&req, r, sizeof(req)); - - if(req.in_param_len) - { - req.in_param = malloc(r->in_param_len, M_DEVBUF, M_WAITOK); - - if(!req.in_param) - { - error = ENOMEM; - goto diag_done; - } - copyin(r->in_param, req.in_param, req.in_param_len); - } - - 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) - 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); -} - -#if (defined(__FreeBSD__) && \ - (!defined(__FreeBSD_version) || (__FreeBSD_version < 300001))) \ - || defined (__OpenBSD__) - -/*---------------------------------------------------------------------------* - * i4bselect - device driver select routine - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -i4bselect(dev_t dev, int rw, struct proc *p) -{ - int x; - - if(minor(dev)) - return(ENODEV); - - switch(rw) - { - case FREAD: - if(!IF_QEMPTY(&i4b_rdqueue)) - return(1); - x = splimp(); - selrecord(p, &select_rd_info); - selflag = 1; - splx(x); - return(0); - break; - - case FWRITE: - return(1); - break; - } - return(0); -} - -#else /* NetBSD and FreeBSD -current */ - -/*---------------------------------------------------------------------------* - * i4bpoll - device driver poll routine - *---------------------------------------------------------------------------*/ -PDEVSTATIC int -i4bpoll(dev_t dev, int events, struct proc *p) -{ - int x; - - if(minor(dev)) - return(ENODEV); - - if((events & POLLIN) || (events & POLLRDNORM)) - { - if(!IF_QEMPTY(&i4b_rdqueue)) - return(1); - - x = splimp(); - selrecord(p, &select_rd_info); - selflag = 1; - splx(x); - return(0); - } - else if((events & POLLOUT) || (events & POLLWRNORM)) - { - return(1); - } - - return(0); -} - -#endif /* defined(__FreeBSD__) && __FreeBSD__ < 3 */ - -/*---------------------------------------------------------------------------* - * i4bputqueue - put message into queue to userland - *---------------------------------------------------------------------------*/ -void -i4bputqueue(struct mbuf *m) -{ - int x; - - if(!openflag) - { - i4b_Dfreembuf(m); - return; - } - - x = splimp(); - - if(IF_QFULL(&i4b_rdqueue)) - { - struct mbuf *m1; - IF_DEQUEUE(&i4b_rdqueue, m1); - i4b_Dfreembuf(m1); - DBGL4(L4_ERR, "i4bputqueue", ("ERROR, queue full, removing entry!\n")); - } - - IF_ENQUEUE(&i4b_rdqueue, m); - - splx(x); - - if(readflag) - { - readflag = 0; - wakeup((caddr_t) &i4b_rdqueue); - } - - if(selflag) - { - selflag = 0; - selwakeup(&select_rd_info); - } -} - -/*---------------------------------------------------------------------------* - * 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(IF_QFULL(&i4b_rdqueue)) - { - struct mbuf *m1; - IF_DEQUEUE(&i4b_rdqueue, m1); - i4b_Dfreembuf(m1); - DBGL4(L4_ERR, "i4bputqueue", ("ERROR, queue full, removing entry!\n")); - } - - IF_PREPEND(&i4b_rdqueue, m); - - splx(x); - - if(readflag) - { - readflag = 0; - wakeup((caddr_t) &i4b_rdqueue); - } - - if(selflag) - { - selflag = 0; - selwakeup(&select_rd_info); - } -} - -#if BSD > 199306 && defined(__FreeBSD__) -static i4b_devsw_installed = 0; - -static void -i4b_drvinit(void *unused) -{ - dev_t dev; - - if( ! i4b_devsw_installed ) { - dev = makedev(CDEV_MAJOR,0); - cdevsw_add(&dev,&i4b_cdevsw,NULL); - i4b_devsw_installed = 1; - } -} - -SYSINIT(i4bdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,i4b_drvinit,NULL) -#endif /* __FreeBSD__ */ -#endif /* NI4B > 0 */ |