ccdconfig.c revision 45329
113044Sasami/* $NetBSD: ccdconfig.c,v 1.2.2.1 1995/11/11 02:43:35 thorpej Exp $ */ 213044Sasami 313044Sasami/* 413044Sasami * Copyright (c) 1995 Jason R. Thorpe. 513044Sasami * All rights reserved. 613044Sasami * 713044Sasami * Redistribution and use in source and binary forms, with or without 813044Sasami * modification, are permitted provided that the following conditions 913044Sasami * are met: 1013044Sasami * 1. Redistributions of source code must retain the above copyright 1113044Sasami * notice, this list of conditions and the following disclaimer. 1213044Sasami * 2. Redistributions in binary form must reproduce the above copyright 1313044Sasami * notice, this list of conditions and the following disclaimer in the 1413044Sasami * documentation and/or other materials provided with the distribution. 1513044Sasami * 3. All advertising materials mentioning features or use of this software 1613044Sasami * must display the following acknowledgement: 1713044Sasami * This product includes software developed for the NetBSD Project 1813044Sasami * by Jason R. Thorpe. 1913044Sasami * 4. The name of the author may not be used to endorse or promote products 2013044Sasami * derived from this software without specific prior written permission. 2113044Sasami * 2213044Sasami * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 2313044Sasami * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 2413044Sasami * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2513044Sasami * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2613044Sasami * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2713044Sasami * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 2813044Sasami * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 2913044Sasami * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 3013044Sasami * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3113044Sasami * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3213044Sasami * SUCH DAMAGE. 3313044Sasami */ 3413044Sasami 3536628Scharnier#ifndef lint 3636628Scharnierstatic const char rcsid[] = 3745329Speter "$Id: ccdconfig.c,v 1.10 1998/09/15 08:15:22 gibbs Exp $"; 3836628Scharnier#endif /* not lint */ 3936628Scharnier 4013044Sasami#include <sys/param.h> 4113044Sasami#include <sys/disklabel.h> 4213044Sasami#include <sys/device.h> 4313044Sasami#include <sys/disk.h> 4413044Sasami#include <sys/stat.h> 4545329Speter#include <sys/module.h> 4613044Sasami#include <ctype.h> 4713044Sasami#include <err.h> 4813044Sasami#include <errno.h> 4913044Sasami#include <fcntl.h> 5013044Sasami#include <kvm.h> 5113044Sasami#include <limits.h> 5213044Sasami#include <stdio.h> 5313044Sasami#include <stdlib.h> 5413044Sasami#include <string.h> 5513044Sasami#include <unistd.h> 5613044Sasami 5739228Sgibbs#include <sys/devicestat.h> 5813052Sasami#include <sys/ccdvar.h> 5913044Sasami 6013044Sasami#include "pathnames.h" 6113044Sasami 6213044Sasamistatic int lineno = 0; 6313044Sasamistatic int verbose = 0; 6413044Sasamistatic char *ccdconf = _PATH_CCDCONF; 6513044Sasami 6613044Sasamistatic char *core = NULL; 6713044Sasamistatic char *kernel = NULL; 6813044Sasami 6913044Sasamistruct flagval { 7013044Sasami char *fv_flag; 7113044Sasami int fv_val; 7213044Sasami} flagvaltab[] = { 7313044Sasami { "CCDF_SWAP", CCDF_SWAP }, 7413044Sasami { "CCDF_UNIFORM", CCDF_UNIFORM }, 7513762Sasami { "CCDF_MIRROR", CCDF_MIRROR }, 7613762Sasami { "CCDF_PARITY", CCDF_PARITY }, 7713044Sasami { NULL, 0 }, 7813044Sasami}; 7913044Sasami 8013044Sasamistatic struct nlist nl[] = { 8113044Sasami { "_ccd_softc" }, 8213044Sasami#define SYM_CCDSOFTC 0 8313044Sasami { "_numccd" }, 8413044Sasami#define SYM_NUMCCD 1 8513044Sasami { NULL }, 8613044Sasami}; 8713044Sasami 8813044Sasami#define CCD_CONFIG 0 /* configure a device */ 8913044Sasami#define CCD_CONFIGALL 1 /* configure all devices */ 9013044Sasami#define CCD_UNCONFIG 2 /* unconfigure a device */ 9113044Sasami#define CCD_UNCONFIGALL 3 /* unconfigure all devices */ 9213044Sasami#define CCD_DUMP 4 /* dump a ccd's configuration */ 9313044Sasami 9413044Sasamistatic int checkdev __P((char *)); 9513044Sasamistatic int do_io __P((char *, u_long, struct ccd_ioctl *)); 9613044Sasamistatic int do_single __P((int, char **, int)); 9713044Sasamistatic int do_all __P((int)); 9813044Sasamistatic int dump_ccd __P((int, char **)); 9913044Sasamistatic int getmaxpartitions __P((void)); 10013044Sasamistatic int getrawpartition __P((void)); 10113044Sasamistatic int flags_to_val __P((char *)); 10213044Sasamistatic void print_ccd_info __P((struct ccd_softc *, kvm_t *)); 10313044Sasamistatic char *resolve_ccdname __P((char *)); 10413044Sasamistatic void usage __P((void)); 10513044Sasami 10613044Sasamiint 10713044Sasamimain(argc, argv) 10813044Sasami int argc; 10913044Sasami char **argv; 11013044Sasami{ 11113044Sasami int ch, options = 0, action = CCD_CONFIG; 11213044Sasami 11313044Sasami while ((ch = getopt(argc, argv, "cCf:gM:N:uUv")) != -1) { 11413044Sasami switch (ch) { 11513044Sasami case 'c': 11613044Sasami action = CCD_CONFIG; 11713044Sasami ++options; 11813044Sasami break; 11913044Sasami 12013044Sasami case 'C': 12113044Sasami action = CCD_CONFIGALL; 12213044Sasami ++options; 12313044Sasami break; 12413044Sasami 12513044Sasami case 'f': 12613044Sasami ccdconf = optarg; 12713044Sasami break; 12813044Sasami 12913044Sasami case 'g': 13013044Sasami action = CCD_DUMP; 13113044Sasami break; 13213044Sasami 13313044Sasami case 'M': 13413044Sasami core = optarg; 13513044Sasami break; 13613044Sasami 13713044Sasami case 'N': 13813044Sasami kernel = optarg; 13913044Sasami break; 14013044Sasami 14113044Sasami case 'u': 14213044Sasami action = CCD_UNCONFIG; 14313044Sasami ++options; 14413044Sasami break; 14513044Sasami 14613044Sasami case 'U': 14713044Sasami action = CCD_UNCONFIGALL; 14813044Sasami ++options; 14913044Sasami break; 15013044Sasami 15113044Sasami case 'v': 15213044Sasami verbose = 1; 15313044Sasami break; 15413044Sasami 15513044Sasami default: 15613044Sasami usage(); 15713044Sasami } 15813044Sasami } 15913044Sasami argc -= optind; 16013044Sasami argv += optind; 16113044Sasami 16213044Sasami if (options > 1) 16313044Sasami usage(); 16413044Sasami 16532116Simp /* 16632116Simp * Discard setgid privileges if not the running kernel so that bad 16732116Simp * guys can't print interesting stuff from kernel memory. 16832116Simp */ 16932116Simp if (core != NULL || kernel != NULL || action != CCD_DUMP) { 17032116Simp setegid(getgid()); 17132116Simp setgid(getgid()); 17232116Simp } 17332116Simp 17445329Speter if (modfind("ccd") < 0) { 17545329Speter /* Not present in kernel, try loading it */ 17645329Speter if (kldload("ccd") < 0 || modfind("ccd") < 0) 17745329Speter warn("ccd module not available!"); 17845329Speter } 17945329Speter 18013044Sasami switch (action) { 18113044Sasami case CCD_CONFIG: 18213044Sasami case CCD_UNCONFIG: 18313044Sasami exit(do_single(argc, argv, action)); 18413044Sasami /* NOTREACHED */ 18513044Sasami 18613044Sasami case CCD_CONFIGALL: 18713044Sasami case CCD_UNCONFIGALL: 18813044Sasami exit(do_all(action)); 18913044Sasami /* NOTREACHED */ 19013044Sasami 19113044Sasami case CCD_DUMP: 19213044Sasami exit(dump_ccd(argc, argv)); 19313044Sasami /* NOTREACHED */ 19413044Sasami } 19513044Sasami /* NOTREACHED */ 19636628Scharnier return (0); 19713044Sasami} 19813044Sasami 19913044Sasamistatic int 20013044Sasamido_single(argc, argv, action) 20113044Sasami int argc; 20213044Sasami char **argv; 20313044Sasami int action; 20413044Sasami{ 20513044Sasami struct ccd_ioctl ccio; 20613044Sasami char *ccd, *cp, *cp2, **disks; 20736628Scharnier int noflags = 0, i, ileave, flags, j; 20813044Sasami 20913044Sasami bzero(&ccio, sizeof(ccio)); 21013044Sasami 21113044Sasami /* 21213044Sasami * If unconfiguring, all arguments are treated as ccds. 21313044Sasami */ 21413044Sasami if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) { 21513044Sasami for (i = 0; argc != 0; ) { 21613044Sasami cp = *argv++; --argc; 21713044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 21813044Sasami warnx("invalid ccd name: %s", cp); 21913044Sasami i = 1; 22013044Sasami continue; 22113044Sasami } 22213044Sasami if (do_io(ccd, CCDIOCCLR, &ccio)) 22313044Sasami i = 1; 22413044Sasami else 22513044Sasami if (verbose) 22613044Sasami printf("%s unconfigured\n", cp); 22713044Sasami } 22813044Sasami return (i); 22913044Sasami } 23013044Sasami 23113044Sasami /* Make sure there are enough arguments. */ 23213044Sasami if (argc < 4) 23313044Sasami if (argc == 3) { 23413044Sasami /* Assume that no flags are specified. */ 23513044Sasami noflags = 1; 23613044Sasami } else { 23713044Sasami if (action == CCD_CONFIGALL) { 23813044Sasami warnx("%s: bad line: %d", ccdconf, lineno); 23913044Sasami return (1); 24013044Sasami } else 24113044Sasami usage(); 24213044Sasami } 24313044Sasami 24413044Sasami /* First argument is the ccd to configure. */ 24513044Sasami cp = *argv++; --argc; 24613044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 24713044Sasami warnx("invalid ccd name: %s", cp); 24813044Sasami return (1); 24913044Sasami } 25013044Sasami 25113044Sasami /* Next argument is the interleave factor. */ 25213044Sasami cp = *argv++; --argc; 25313044Sasami errno = 0; /* to check for ERANGE */ 25413044Sasami ileave = (int)strtol(cp, &cp2, 10); 25513044Sasami if ((errno == ERANGE) || (ileave < 0) || (*cp2 != '\0')) { 25613044Sasami warnx("invalid interleave factor: %s", cp); 25713044Sasami return (1); 25813044Sasami } 25913044Sasami 26013044Sasami if (noflags == 0) { 26113044Sasami /* Next argument is the ccd configuration flags. */ 26213044Sasami cp = *argv++; --argc; 26313044Sasami if ((flags = flags_to_val(cp)) < 0) { 26413044Sasami warnx("invalid flags argument: %s", cp); 26513044Sasami return (1); 26613044Sasami } 26713044Sasami } 26813044Sasami 26913044Sasami /* Next is the list of disks to make the ccd from. */ 27013044Sasami disks = malloc(argc * sizeof(char *)); 27113044Sasami if (disks == NULL) { 27213044Sasami warnx("no memory to configure ccd"); 27313044Sasami return (1); 27413044Sasami } 27513044Sasami for (i = 0; argc != 0; ) { 27613044Sasami cp = *argv++; --argc; 27713044Sasami if ((j = checkdev(cp)) == 0) 27813044Sasami disks[i++] = cp; 27913044Sasami else { 28013044Sasami warnx("%s: %s", cp, strerror(j)); 28113044Sasami return (1); 28213044Sasami } 28313044Sasami } 28413044Sasami 28513044Sasami /* Fill in the ccio. */ 28613044Sasami ccio.ccio_disks = disks; 28713044Sasami ccio.ccio_ndisks = i; 28813044Sasami ccio.ccio_ileave = ileave; 28913044Sasami ccio.ccio_flags = flags; 29013044Sasami 29113044Sasami if (do_io(ccd, CCDIOCSET, &ccio)) { 29213044Sasami free(disks); 29313044Sasami return (1); 29413044Sasami } 29513044Sasami 29613044Sasami if (verbose) { 29713044Sasami printf("ccd%d: %d components ", ccio.ccio_unit, 29813044Sasami ccio.ccio_ndisks); 29913044Sasami for (i = 0; i < ccio.ccio_ndisks; ++i) { 30013044Sasami if ((cp2 = strrchr(disks[i], '/')) != NULL) 30113044Sasami ++cp2; 30213044Sasami else 30313044Sasami cp2 = disks[i]; 30413044Sasami printf("%c%s%c", 30513044Sasami i == 0 ? '(' : ' ', cp2, 30613044Sasami i == ccio.ccio_ndisks - 1 ? ')' : ','); 30713044Sasami } 30813044Sasami printf(", %d blocks ", ccio.ccio_size); 30913044Sasami if (ccio.ccio_ileave != 0) 31013044Sasami printf("interleaved at %d blocks\n", ccio.ccio_ileave); 31113044Sasami else 31213044Sasami printf("concatenated\n"); 31313044Sasami } 31413044Sasami 31513044Sasami free(disks); 31613044Sasami return (0); 31713044Sasami} 31813044Sasami 31913044Sasamistatic int 32013044Sasamido_all(action) 32113044Sasami int action; 32213044Sasami{ 32313044Sasami FILE *f; 32413044Sasami char line[_POSIX2_LINE_MAX]; 32513044Sasami char *cp, **argv; 32613044Sasami int argc, rval; 32732116Simp gid_t egid; 32813044Sasami 32932116Simp egid = getegid(); 33032116Simp setegid(getgid()); 33113044Sasami if ((f = fopen(ccdconf, "r")) == NULL) { 33232116Simp setegid(egid); 33313044Sasami warn("fopen: %s", ccdconf); 33413044Sasami return (1); 33513044Sasami } 33632116Simp setegid(egid); 33713044Sasami 33813044Sasami while (fgets(line, sizeof(line), f) != NULL) { 33913044Sasami argc = 0; 34013044Sasami argv = NULL; 34113044Sasami ++lineno; 34213044Sasami if ((cp = strrchr(line, '\n')) != NULL) 34313044Sasami *cp = '\0'; 34413044Sasami 34513044Sasami /* Break up the line and pass it's contents to do_single(). */ 34613044Sasami if (line[0] == '\0') 34713044Sasami goto end_of_line; 34813044Sasami for (cp = line; (cp = strtok(cp, " \t")) != NULL; cp = NULL) { 34913044Sasami if (*cp == '#') 35013044Sasami break; 35113044Sasami if ((argv = realloc(argv, 35213044Sasami sizeof(char *) * ++argc)) == NULL) { 35313044Sasami warnx("no memory to configure ccds"); 35413044Sasami return (1); 35513044Sasami } 35613044Sasami argv[argc - 1] = cp; 35713044Sasami /* 35813044Sasami * If our action is to unconfigure all, then pass 35913044Sasami * just the first token to do_single() and ignore 36013044Sasami * the rest. Since this will be encountered on 36113044Sasami * our first pass through the line, the Right 36213044Sasami * Thing will happen. 36313044Sasami */ 36413044Sasami if (action == CCD_UNCONFIGALL) { 36513044Sasami if (do_single(argc, argv, action)) 36613044Sasami rval = 1; 36713044Sasami goto end_of_line; 36813044Sasami } 36913044Sasami } 37013044Sasami if (argc != 0) 37113044Sasami if (do_single(argc, argv, action)) 37213044Sasami rval = 1; 37313044Sasami 37413044Sasami end_of_line: 37513044Sasami if (argv != NULL) 37613044Sasami free(argv); 37713044Sasami } 37813044Sasami 37913044Sasami (void)fclose(f); 38013044Sasami return (rval); 38113044Sasami} 38213044Sasami 38313044Sasamistatic int 38413044Sasamicheckdev(path) 38513044Sasami char *path; 38613044Sasami{ 38713044Sasami struct stat st; 38813044Sasami 38913044Sasami if (stat(path, &st) != 0) 39013044Sasami return (errno); 39113044Sasami 39213044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 39313044Sasami return (EINVAL); 39413044Sasami 39513044Sasami return (0); 39613044Sasami} 39713044Sasami 39813044Sasamistatic int 39913044Sasamipathtounit(path, unitp) 40013044Sasami char *path; 40113044Sasami int *unitp; 40213044Sasami{ 40313044Sasami struct stat st; 40413044Sasami int maxpartitions; 40513044Sasami 40613044Sasami if (stat(path, &st) != 0) 40713044Sasami return (errno); 40813044Sasami 40913044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 41013044Sasami return (EINVAL); 41113044Sasami 41213044Sasami if ((maxpartitions = getmaxpartitions()) < 0) 41313044Sasami return (errno); 41413044Sasami 41513044Sasami *unitp = minor(st.st_rdev) / maxpartitions; 41613044Sasami 41713044Sasami return (0); 41813044Sasami} 41913044Sasami 42013044Sasamistatic char * 42113044Sasamiresolve_ccdname(name) 42213044Sasami char *name; 42313044Sasami{ 42436628Scharnier char c, *path; 42513044Sasami size_t len, newlen; 42613044Sasami int rawpart; 42713044Sasami 42813044Sasami if (name[0] == '/' || name[0] == '.') { 42913044Sasami /* Assume they gave the correct pathname. */ 43013044Sasami return (strdup(name)); 43113044Sasami } 43213044Sasami 43313044Sasami len = strlen(name); 43413044Sasami c = name[len - 1]; 43513044Sasami 43613044Sasami newlen = len + 8; 43713044Sasami if ((path = malloc(newlen)) == NULL) 43813044Sasami return (NULL); 43913044Sasami bzero(path, newlen); 44013044Sasami 44113044Sasami if (isdigit(c)) { 44213044Sasami if ((rawpart = getrawpartition()) < 0) { 44313044Sasami free(path); 44413044Sasami return (NULL); 44513044Sasami } 44613044Sasami (void)sprintf(path, "/dev/%s%c", name, 'a' + rawpart); 44713044Sasami } else 44813044Sasami (void)sprintf(path, "/dev/%s", name); 44913044Sasami 45013044Sasami return (path); 45113044Sasami} 45213044Sasami 45313044Sasamistatic int 45413044Sasamido_io(path, cmd, cciop) 45513044Sasami char *path; 45613044Sasami u_long cmd; 45713044Sasami struct ccd_ioctl *cciop; 45813044Sasami{ 45913044Sasami int fd; 46013044Sasami char *cp; 46113044Sasami 46213044Sasami if ((fd = open(path, O_RDWR, 0640)) < 0) { 46313044Sasami warn("open: %s", path); 46413044Sasami return (1); 46513044Sasami } 46613044Sasami 46713044Sasami if (ioctl(fd, cmd, cciop) < 0) { 46813044Sasami switch (cmd) { 46913044Sasami case CCDIOCSET: 47013044Sasami cp = "CCDIOCSET"; 47113044Sasami break; 47213044Sasami 47313044Sasami case CCDIOCCLR: 47413044Sasami cp = "CCDIOCCLR"; 47513044Sasami break; 47613044Sasami 47713044Sasami default: 47813044Sasami cp = "unknown"; 47913044Sasami } 48013044Sasami warn("ioctl (%s): %s", cp, path); 48113044Sasami return (1); 48213044Sasami } 48313044Sasami 48413044Sasami return (0); 48513044Sasami} 48613044Sasami 48713044Sasami#define KVM_ABORT(kd, str) { \ 48813044Sasami (void)kvm_close((kd)); \ 48913044Sasami warnx((str)); \ 49013044Sasami warnx(kvm_geterr((kd))); \ 49113044Sasami return (1); \ 49213044Sasami} 49313044Sasami 49413044Sasamistatic int 49513044Sasamidump_ccd(argc, argv) 49613044Sasami int argc; 49713044Sasami char **argv; 49813044Sasami{ 49913044Sasami char errbuf[_POSIX2_LINE_MAX], *ccd, *cp; 50013044Sasami struct ccd_softc *cs, *kcs; 50113044Sasami size_t readsize; 50213044Sasami int i, error, numccd, numconfiged = 0; 50313044Sasami kvm_t *kd; 50413044Sasami 50513044Sasami bzero(errbuf, sizeof(errbuf)); 50613044Sasami 50713044Sasami if ((kd = kvm_openfiles(kernel, core, NULL, O_RDONLY, 50813044Sasami errbuf)) == NULL) { 50913044Sasami warnx("can't open kvm: %s", errbuf); 51013044Sasami return (1); 51113044Sasami } 51213044Sasami 51313044Sasami if (kvm_nlist(kd, nl)) 51413044Sasami KVM_ABORT(kd, "ccd-related symbols not available"); 51513044Sasami 51613044Sasami /* Check to see how many ccds are currently configured. */ 51713044Sasami if (kvm_read(kd, nl[SYM_NUMCCD].n_value, (char *)&numccd, 51813044Sasami sizeof(numccd)) != sizeof(numccd)) 51913044Sasami KVM_ABORT(kd, "can't determine number of configured ccds"); 52013044Sasami 52113044Sasami if (numccd == 0) { 52213044Sasami printf("ccd driver in kernel, but is uninitialized\n"); 52313044Sasami goto done; 52413044Sasami } 52513044Sasami 52613044Sasami /* Allocate space for the configuration data. */ 52713044Sasami readsize = numccd * sizeof(struct ccd_softc); 52813044Sasami if ((cs = malloc(readsize)) == NULL) { 52913044Sasami warnx("no memory for configuration data"); 53013044Sasami goto bad; 53113044Sasami } 53213044Sasami bzero(cs, readsize); 53313044Sasami 53413044Sasami /* 53513044Sasami * Read the ccd configuration data from the kernel and dump 53613044Sasami * it to stdout. 53713044Sasami */ 53813044Sasami if (kvm_read(kd, nl[SYM_CCDSOFTC].n_value, (char *)&kcs, 53913044Sasami sizeof(kcs)) != sizeof(kcs)) { 54013044Sasami free(cs); 54113044Sasami KVM_ABORT(kd, "can't find pointer to configuration data"); 54213044Sasami } 54313044Sasami if (kvm_read(kd, (u_long)kcs, (char *)cs, readsize) != readsize) { 54413044Sasami free(cs); 54513044Sasami KVM_ABORT(kd, "can't read configuration data"); 54613044Sasami } 54713044Sasami 54813044Sasami if (argc == 0) { 54913044Sasami for (i = 0; i < numccd; ++i) 55013044Sasami if (cs[i].sc_flags & CCDF_INITED) { 55113044Sasami ++numconfiged; 55213044Sasami print_ccd_info(&cs[i], kd); 55313044Sasami } 55413044Sasami 55513044Sasami if (numconfiged == 0) 55613044Sasami printf("no concatenated disks configured\n"); 55713044Sasami } else { 55813044Sasami while (argc) { 55913044Sasami cp = *argv++; --argc; 56013044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 56113044Sasami warnx("invalid ccd name: %s", cp); 56213044Sasami continue; 56313044Sasami } 56413044Sasami if ((error = pathtounit(ccd, &i)) != 0) { 56513044Sasami warnx("%s: %s", ccd, strerror(error)); 56613044Sasami continue; 56713044Sasami } 56813044Sasami if (i >= numccd) { 56913044Sasami warnx("ccd%d not configured", i); 57013044Sasami continue; 57113044Sasami } 57213044Sasami if (cs[i].sc_flags & CCDF_INITED) 57313044Sasami print_ccd_info(&cs[i], kd); 57413044Sasami else 57513044Sasami printf("ccd%d not configured\n", i); 57613044Sasami } 57713044Sasami } 57813044Sasami 57913044Sasami free(cs); 58013044Sasami 58113044Sasami done: 58213044Sasami (void)kvm_close(kd); 58313044Sasami return (0); 58413044Sasami 58513044Sasami bad: 58613044Sasami (void)kvm_close(kd); 58713044Sasami return (1); 58813044Sasami} 58913044Sasami 59013044Sasamistatic void 59113044Sasamiprint_ccd_info(cs, kd) 59213044Sasami struct ccd_softc *cs; 59313044Sasami kvm_t *kd; 59413044Sasami{ 59513044Sasami static int header_printed = 0; 59613044Sasami struct ccdcinfo *cip; 59713044Sasami size_t readsize; 59813044Sasami char path[MAXPATHLEN]; 59913044Sasami int i; 60013044Sasami 60113044Sasami if (header_printed == 0 && verbose) { 60213044Sasami printf("# ccd\t\tileave\tflags\tcompnent devices\n"); 60313044Sasami header_printed = 1; 60413044Sasami } 60513044Sasami 60613044Sasami readsize = cs->sc_nccdisks * sizeof(struct ccdcinfo); 60713044Sasami if ((cip = malloc(readsize)) == NULL) { 60813044Sasami warn("ccd%d: can't allocate memory for component info", 60913044Sasami cs->sc_unit); 61013044Sasami return; 61113044Sasami } 61213044Sasami bzero(cip, readsize); 61313044Sasami 61413044Sasami /* Dump out softc information. */ 61513044Sasami printf("ccd%d\t\t%d\t%d\t", cs->sc_unit, cs->sc_ileave, 61613044Sasami cs->sc_cflags & CCDF_USERMASK); 61713044Sasami fflush(stdout); 61813044Sasami 61913044Sasami /* Read in the component info. */ 62013044Sasami if (kvm_read(kd, (u_long)cs->sc_cinfo, (char *)cip, 62113044Sasami readsize) != readsize) { 62213044Sasami printf("\n"); 62313044Sasami warnx("can't read component info"); 62413044Sasami warnx(kvm_geterr(kd)); 62513044Sasami goto done; 62613044Sasami } 62713044Sasami 62813044Sasami /* Read component pathname and display component info. */ 62913044Sasami for (i = 0; i < cs->sc_nccdisks; ++i) { 63013044Sasami if (kvm_read(kd, (u_long)cip[i].ci_path, (char *)path, 63113044Sasami cip[i].ci_pathlen) != cip[i].ci_pathlen) { 63213044Sasami printf("\n"); 63313044Sasami warnx("can't read component pathname"); 63413044Sasami warnx(kvm_geterr(kd)); 63513044Sasami goto done; 63613044Sasami } 63713044Sasami printf((i + 1 < cs->sc_nccdisks) ? "%s " : "%s\n", path); 63813044Sasami fflush(stdout); 63913044Sasami } 64013044Sasami 64113044Sasami done: 64213044Sasami free(cip); 64313044Sasami} 64413044Sasami 64513044Sasamistatic int 64613044Sasamigetmaxpartitions() 64713044Sasami{ 64813052Sasami return (MAXPARTITIONS); 64913044Sasami} 65013044Sasami 65113044Sasamistatic int 65213044Sasamigetrawpartition() 65313044Sasami{ 65413052Sasami return (RAW_PART); 65513044Sasami} 65613044Sasami 65713044Sasamistatic int 65813044Sasamiflags_to_val(flags) 65913044Sasami char *flags; 66013044Sasami{ 66113044Sasami char *cp, *tok; 66213044Sasami int i, tmp, val = ~CCDF_USERMASK; 66313044Sasami size_t flagslen; 66413044Sasami 66513044Sasami /* 66613044Sasami * The most common case is that of NIL flags, so check for 66713044Sasami * those first. 66813044Sasami */ 66913044Sasami if (strcmp("none", flags) == 0 || strcmp("0x0", flags) == 0 || 67013044Sasami strcmp("0", flags) == 0) 67113044Sasami return (0); 67213044Sasami 67313044Sasami flagslen = strlen(flags); 67413044Sasami 67513044Sasami /* Check for values represented by strings. */ 67613044Sasami if ((cp = strdup(flags)) == NULL) 67713044Sasami err(1, "no memory to parse flags"); 67813044Sasami tmp = 0; 67913044Sasami for (tok = cp; (tok = strtok(tok, ",")) != NULL; tok = NULL) { 68013044Sasami for (i = 0; flagvaltab[i].fv_flag != NULL; ++i) 68113044Sasami if (strcmp(tok, flagvaltab[i].fv_flag) == 0) 68213044Sasami break; 68313044Sasami if (flagvaltab[i].fv_flag == NULL) { 68413044Sasami free(cp); 68513044Sasami goto bad_string; 68613044Sasami } 68713044Sasami tmp |= flagvaltab[i].fv_val; 68813044Sasami } 68913044Sasami 69013044Sasami /* If we get here, the string was ok. */ 69113044Sasami free(cp); 69213044Sasami val = tmp; 69313044Sasami goto out; 69413044Sasami 69513044Sasami bad_string: 69613044Sasami 69713044Sasami /* Check for values represented in hex. */ 69813044Sasami if (flagslen > 2 && flags[0] == '0' && flags[1] == 'x') { 69913044Sasami errno = 0; /* to check for ERANGE */ 70013044Sasami val = (int)strtol(&flags[2], &cp, 16); 70113044Sasami if ((errno == ERANGE) || (*cp != '\0')) 70213044Sasami return (-1); 70313044Sasami goto out; 70413044Sasami } 70513044Sasami 70613044Sasami /* Check for values represented in decimal. */ 70713044Sasami errno = 0; /* to check for ERANGE */ 70813044Sasami val = (int)strtol(flags, &cp, 10); 70913044Sasami if ((errno == ERANGE) || (*cp != '\0')) 71013044Sasami return (-1); 71113044Sasami 71213044Sasami out: 71313044Sasami return (((val & ~CCDF_USERMASK) == 0) ? val : -1); 71413044Sasami} 71513044Sasami 71613044Sasamistatic void 71713044Sasamiusage() 71813044Sasami{ 71926541Scharnier fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 72026541Scharnier "usage: ccdconfig [-cv] ccd ileave [flags] dev [...]", 72126541Scharnier " ccdconfig -C [-v] [-f config_file]", 72226541Scharnier " ccdconfig -u [-v] ccd [...]", 72326541Scharnier " ccdconfig -U [-v] [-f config_file]", 72426541Scharnier " ccdconfig -g [-M core] [-N system] [ccd [...]]"); 72513044Sasami exit(1); 72613044Sasami} 72726541Scharnier 72813052Sasami/* Local Variables: */ 72913052Sasami/* c-argdecl-indent: 8 */ 73013052Sasami/* c-indent-level: 8 */ 73113052Sasami/* End: */ 732