diff options
Diffstat (limited to 'sys/boot/ofw/libofw/devicename.c')
| -rw-r--r-- | sys/boot/ofw/libofw/devicename.c | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/sys/boot/ofw/libofw/devicename.c b/sys/boot/ofw/libofw/devicename.c deleted file mode 100644 index dcd07ede1fcb..000000000000 --- a/sys/boot/ofw/libofw/devicename.c +++ /dev/null @@ -1,236 +0,0 @@ -/*- - * Copyright (c) 1998 Michael Smith <msmith@freebsd.org> - * 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. - * - * $Id: devicename.c,v 1.2 1998/08/22 10:31:01 dfr Exp $ - */ - -#include <stand.h> -#include <string.h> -#include <sys/disklabel.h> -#include "bootstrap.h" -#include "libalpha.h" - -static int alpha_parsedev(struct alpha_devdesc **dev, const char *devspec, const char **path); - -/* - * Point (dev) at an allocated device specifier for the device matching the - * path in (devspec). If it contains an explicit device specification, - * use that. If not, use the default device. - */ -int -alpha_getdev(void **vdev, const char *devspec, const char **path) -{ - struct alpha_devdesc **dev = (struct alpha_devdesc **)vdev; - int rv; - - /* - * If it looks like this is just a path and no - * device, go with the current device. - */ - if ((devspec == NULL) || - (devspec[0] == '/') || - (strchr(devspec, ':') == NULL)) { - - if (((rv = alpha_parsedev(dev, getenv("currdev"), NULL)) == 0) && - (path != NULL)) - *path = devspec; - return(rv); - } - - /* - * Try to parse the device name off the beginning of the devspec - */ - return(alpha_parsedev(dev, devspec, path)); -} - -/* - * Point (dev) at an allocated device specifier matching the string version - * at the beginning of (devspec). Return a pointer to the remaining - * text in (path). - * - * In all cases, the beginning of (devspec) is compared to the names - * of known devices in the device switch, and then any following text - * is parsed according to the rules applied to the device type. - * - * For disk-type devices, the syntax is: - * - * disk<unit>[s<slice>][<partition>]: - * - */ -static int -alpha_parsedev(struct alpha_devdesc **dev, const char *devspec, const char **path) -{ - struct alpha_devdesc *idev; - struct devsw *dv; - int i, unit, slice, partition, err; - char *cp; - const char *np; - - /* minimum length check */ - if (strlen(devspec) < 2) - return(EINVAL); - - /* look for a device that matches */ - for (i = 0, dv = NULL; devsw[i] != NULL; i++) { - if (!strncmp(devspec, devsw[i]->dv_name, strlen(devsw[i]->dv_name))) { - dv = devsw[i]; - break; - } - } - - if (dv == NULL) - return(ENOENT); - idev = malloc(sizeof(struct alpha_devdesc)); - err = 0; - np = (devspec + strlen(dv->dv_name)); - - switch(dv->dv_type) { - case DEVT_NONE: /* XXX what to do here? Do we care? */ - break; - - case DEVT_DISK: - unit = -1; - slice = -1; - partition = -1; - if (*np && (*np != ':')) { - unit = strtol(np, &cp, 10); /* next comes the unit number */ - if (cp == np) { - err = EUNIT; - goto fail; - } - if (*cp == 's') { /* got a slice number */ - np = cp + 1; - slice = strtol(np, &cp, 10); - if (cp == np) { - err = ESLICE; - goto fail; - } - } - if (*cp && (*cp != ':')) { - partition = *cp - 'a'; /* get a partition number */ - if ((partition < 0) || (partition >= MAXPARTITIONS)) { - err = EPART; - goto fail; - } - cp++; - } - } - if (*cp && (*cp != ':')) { - err = EINVAL; - goto fail; - } - - idev->d_kind.srmdisk.unit = unit; - idev->d_kind.srmdisk.slice = slice; - idev->d_kind.srmdisk.partition = partition; - if (path != NULL) - *path = (*cp == 0) ? cp : cp + 1; - break; - - case DEVT_NET: - unit = 0; - - if (*np && (*np != ':')) { - unit = strtol(np, &cp, 0); /* get unit number if present */ - if (cp == np) { - err = EUNIT; - goto fail; - } - } - if (*cp && (*cp != ':')) { - err = EINVAL; - goto fail; - } - - idev->d_kind.netif.unit = unit; - if (path != NULL) - *path = (*cp == 0) ? cp : cp + 1; - break; - - default: - err = EINVAL; - goto fail; - } - idev->d_dev = dv; - idev->d_type = dv->dv_type; - if (dev == NULL) { - free(idev); - } else { - *dev = idev; - } - return(0); - - fail: - free(idev); - return(err); -} - - -char * -alpha_fmtdev(void *vdev) -{ - struct alpha_devdesc *dev = (struct alpha_devdesc *)vdev; - static char buf[128]; /* XXX device length constant? */ - char *cp; - - switch(dev->d_type) { - case DEVT_NONE: - strcpy(buf, "(no device)"); - break; - - case DEVT_DISK: - cp = buf; - cp += sprintf(cp, "%s%d", dev->d_dev->dv_name, dev->d_kind.srmdisk.unit); - if (dev->d_kind.srmdisk.slice > 0) - cp += sprintf(cp, "s%d", dev->d_kind.srmdisk.slice); - if (dev->d_kind.srmdisk.partition >= 0) - cp += sprintf(cp, "%c", dev->d_kind.srmdisk.partition + 'a'); - strcat(cp, ":"); - break; - - case DEVT_NET: - sprintf(buf, "%s%d:", dev->d_dev->dv_name, dev->d_kind.netif.unit); - break; - } - return(buf); -} - - -/* - * Set currdev to suit the value being supplied in (value) - */ -int -alpha_setcurrdev(struct env_var *ev, int flags, void *value) -{ - struct alpha_devdesc *ncurr; - int rv; - - if ((rv = alpha_parsedev(&ncurr, value, NULL)) != 0) - return(rv); - free(ncurr); - env_setenv(ev->ev_name, flags | EV_NOHOOK, value, NULL, NULL); - return(0); -} - |