ccdconfig.c revision 32116
132116Simp/* $Id: ccdconfig.c,v 1.7 1997/06/10 11:04:50 charnier Exp $ */ 213070Sasami 313044Sasami/* $NetBSD: ccdconfig.c,v 1.2.2.1 1995/11/11 02:43:35 thorpej Exp $ */ 413044Sasami 513044Sasami/* 613044Sasami * Copyright (c) 1995 Jason R. Thorpe. 713044Sasami * All rights reserved. 813044Sasami * 913044Sasami * Redistribution and use in source and binary forms, with or without 1013044Sasami * modification, are permitted provided that the following conditions 1113044Sasami * are met: 1213044Sasami * 1. Redistributions of source code must retain the above copyright 1313044Sasami * notice, this list of conditions and the following disclaimer. 1413044Sasami * 2. Redistributions in binary form must reproduce the above copyright 1513044Sasami * notice, this list of conditions and the following disclaimer in the 1613044Sasami * documentation and/or other materials provided with the distribution. 1713044Sasami * 3. All advertising materials mentioning features or use of this software 1813044Sasami * must display the following acknowledgement: 1913044Sasami * This product includes software developed for the NetBSD Project 2013044Sasami * by Jason R. Thorpe. 2113044Sasami * 4. The name of the author may not be used to endorse or promote products 2213044Sasami * derived from this software without specific prior written permission. 2313044Sasami * 2413044Sasami * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 2513044Sasami * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 2613044Sasami * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2713044Sasami * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2813044Sasami * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2913044Sasami * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 3013044Sasami * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 3113044Sasami * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 3213044Sasami * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3313044Sasami * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3413044Sasami * SUCH DAMAGE. 3513044Sasami */ 3613044Sasami 3713044Sasami#include <sys/param.h> 3813044Sasami#include <sys/ioctl.h> 3913044Sasami#include <sys/disklabel.h> 4013044Sasami#include <sys/device.h> 4113044Sasami#include <sys/disk.h> 4213044Sasami#include <sys/stat.h> 4313044Sasami#include <sys/sysctl.h> 4413044Sasami#include <ctype.h> 4513044Sasami#include <err.h> 4613044Sasami#include <errno.h> 4713044Sasami#include <fcntl.h> 4813044Sasami#include <kvm.h> 4913044Sasami#include <limits.h> 5013044Sasami#include <nlist.h> 5113044Sasami#include <stdio.h> 5213044Sasami#include <stdlib.h> 5313044Sasami#include <string.h> 5413044Sasami#include <unistd.h> 5513044Sasami 5613052Sasami#include <sys/ccdvar.h> 5713044Sasami 5813044Sasami#include "pathnames.h" 5913044Sasami 6013044Sasamistatic int lineno = 0; 6113044Sasamistatic int verbose = 0; 6213044Sasamistatic char *ccdconf = _PATH_CCDCONF; 6313044Sasami 6413044Sasamistatic char *core = NULL; 6513044Sasamistatic char *kernel = NULL; 6613044Sasami 6713044Sasamistruct flagval { 6813044Sasami char *fv_flag; 6913044Sasami int fv_val; 7013044Sasami} flagvaltab[] = { 7113044Sasami { "CCDF_SWAP", CCDF_SWAP }, 7213044Sasami { "CCDF_UNIFORM", CCDF_UNIFORM }, 7313762Sasami { "CCDF_MIRROR", CCDF_MIRROR }, 7413762Sasami { "CCDF_PARITY", CCDF_PARITY }, 7513044Sasami { NULL, 0 }, 7613044Sasami}; 7713044Sasami 7813044Sasamistatic struct nlist nl[] = { 7913044Sasami { "_ccd_softc" }, 8013044Sasami#define SYM_CCDSOFTC 0 8113044Sasami { "_numccd" }, 8213044Sasami#define SYM_NUMCCD 1 8313044Sasami { NULL }, 8413044Sasami}; 8513044Sasami 8613044Sasami#define CCD_CONFIG 0 /* configure a device */ 8713044Sasami#define CCD_CONFIGALL 1 /* configure all devices */ 8813044Sasami#define CCD_UNCONFIG 2 /* unconfigure a device */ 8913044Sasami#define CCD_UNCONFIGALL 3 /* unconfigure all devices */ 9013044Sasami#define CCD_DUMP 4 /* dump a ccd's configuration */ 9113044Sasami 9213044Sasamistatic int checkdev __P((char *)); 9313044Sasamistatic int do_io __P((char *, u_long, struct ccd_ioctl *)); 9413044Sasamistatic int do_single __P((int, char **, int)); 9513044Sasamistatic int do_all __P((int)); 9613044Sasamistatic int dump_ccd __P((int, char **)); 9713044Sasamistatic int getmaxpartitions __P((void)); 9813044Sasamistatic int getrawpartition __P((void)); 9913044Sasamistatic int flags_to_val __P((char *)); 10013044Sasamistatic int pathtodevt __P((char *, dev_t *)); 10113044Sasamistatic void print_ccd_info __P((struct ccd_softc *, kvm_t *)); 10213044Sasamistatic char *resolve_ccdname __P((char *)); 10313044Sasamistatic void usage __P((void)); 10413044Sasami 10513044Sasamiint 10613044Sasamimain(argc, argv) 10713044Sasami int argc; 10813044Sasami char **argv; 10913044Sasami{ 11013044Sasami int ch, options = 0, action = CCD_CONFIG; 11113044Sasami 11213044Sasami while ((ch = getopt(argc, argv, "cCf:gM:N:uUv")) != -1) { 11313044Sasami switch (ch) { 11413044Sasami case 'c': 11513044Sasami action = CCD_CONFIG; 11613044Sasami ++options; 11713044Sasami break; 11813044Sasami 11913044Sasami case 'C': 12013044Sasami action = CCD_CONFIGALL; 12113044Sasami ++options; 12213044Sasami break; 12313044Sasami 12413044Sasami case 'f': 12513044Sasami ccdconf = optarg; 12613044Sasami break; 12713044Sasami 12813044Sasami case 'g': 12913044Sasami action = CCD_DUMP; 13013044Sasami break; 13113044Sasami 13213044Sasami case 'M': 13313044Sasami core = optarg; 13413044Sasami break; 13513044Sasami 13613044Sasami case 'N': 13713044Sasami kernel = optarg; 13813044Sasami break; 13913044Sasami 14013044Sasami case 'u': 14113044Sasami action = CCD_UNCONFIG; 14213044Sasami ++options; 14313044Sasami break; 14413044Sasami 14513044Sasami case 'U': 14613044Sasami action = CCD_UNCONFIGALL; 14713044Sasami ++options; 14813044Sasami break; 14913044Sasami 15013044Sasami case 'v': 15113044Sasami verbose = 1; 15213044Sasami break; 15313044Sasami 15413044Sasami default: 15513044Sasami usage(); 15613044Sasami } 15713044Sasami } 15813044Sasami argc -= optind; 15913044Sasami argv += optind; 16013044Sasami 16113044Sasami if (options > 1) 16213044Sasami usage(); 16313044Sasami 16432116Simp /* 16532116Simp * Discard setgid privileges if not the running kernel so that bad 16632116Simp * guys can't print interesting stuff from kernel memory. 16732116Simp */ 16832116Simp if (core != NULL || kernel != NULL || action != CCD_DUMP) { 16932116Simp setegid(getgid()); 17032116Simp setgid(getgid()); 17132116Simp } 17232116Simp 17313044Sasami switch (action) { 17413044Sasami case CCD_CONFIG: 17513044Sasami case CCD_UNCONFIG: 17613044Sasami exit(do_single(argc, argv, action)); 17713044Sasami /* NOTREACHED */ 17813044Sasami 17913044Sasami case CCD_CONFIGALL: 18013044Sasami case CCD_UNCONFIGALL: 18113044Sasami exit(do_all(action)); 18213044Sasami /* NOTREACHED */ 18313044Sasami 18413044Sasami case CCD_DUMP: 18513044Sasami exit(dump_ccd(argc, argv)); 18613044Sasami /* NOTREACHED */ 18713044Sasami } 18813044Sasami /* NOTREACHED */ 18913044Sasami} 19013044Sasami 19113044Sasamistatic int 19213044Sasamido_single(argc, argv, action) 19313044Sasami int argc; 19413044Sasami char **argv; 19513044Sasami int action; 19613044Sasami{ 19713044Sasami struct ccd_ioctl ccio; 19813044Sasami char *ccd, *cp, *cp2, **disks; 19913044Sasami int noflags = 0, i, ileave, flags, j, error; 20013044Sasami 20113044Sasami bzero(&ccio, sizeof(ccio)); 20213044Sasami 20313044Sasami /* 20413044Sasami * If unconfiguring, all arguments are treated as ccds. 20513044Sasami */ 20613044Sasami if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) { 20713044Sasami for (i = 0; argc != 0; ) { 20813044Sasami cp = *argv++; --argc; 20913044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 21013044Sasami warnx("invalid ccd name: %s", cp); 21113044Sasami i = 1; 21213044Sasami continue; 21313044Sasami } 21413044Sasami if (do_io(ccd, CCDIOCCLR, &ccio)) 21513044Sasami i = 1; 21613044Sasami else 21713044Sasami if (verbose) 21813044Sasami printf("%s unconfigured\n", cp); 21913044Sasami } 22013044Sasami return (i); 22113044Sasami } 22213044Sasami 22313044Sasami /* Make sure there are enough arguments. */ 22413044Sasami if (argc < 4) 22513044Sasami if (argc == 3) { 22613044Sasami /* Assume that no flags are specified. */ 22713044Sasami noflags = 1; 22813044Sasami } else { 22913044Sasami if (action == CCD_CONFIGALL) { 23013044Sasami warnx("%s: bad line: %d", ccdconf, lineno); 23113044Sasami return (1); 23213044Sasami } else 23313044Sasami usage(); 23413044Sasami } 23513044Sasami 23613044Sasami /* First argument is the ccd to configure. */ 23713044Sasami cp = *argv++; --argc; 23813044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 23913044Sasami warnx("invalid ccd name: %s", cp); 24013044Sasami return (1); 24113044Sasami } 24213044Sasami 24313044Sasami /* Next argument is the interleave factor. */ 24413044Sasami cp = *argv++; --argc; 24513044Sasami errno = 0; /* to check for ERANGE */ 24613044Sasami ileave = (int)strtol(cp, &cp2, 10); 24713044Sasami if ((errno == ERANGE) || (ileave < 0) || (*cp2 != '\0')) { 24813044Sasami warnx("invalid interleave factor: %s", cp); 24913044Sasami return (1); 25013044Sasami } 25113044Sasami 25213044Sasami if (noflags == 0) { 25313044Sasami /* Next argument is the ccd configuration flags. */ 25413044Sasami cp = *argv++; --argc; 25513044Sasami if ((flags = flags_to_val(cp)) < 0) { 25613044Sasami warnx("invalid flags argument: %s", cp); 25713044Sasami return (1); 25813044Sasami } 25913044Sasami } 26013044Sasami 26113044Sasami /* Next is the list of disks to make the ccd from. */ 26213044Sasami disks = malloc(argc * sizeof(char *)); 26313044Sasami if (disks == NULL) { 26413044Sasami warnx("no memory to configure ccd"); 26513044Sasami return (1); 26613044Sasami } 26713044Sasami for (i = 0; argc != 0; ) { 26813044Sasami cp = *argv++; --argc; 26913044Sasami if ((j = checkdev(cp)) == 0) 27013044Sasami disks[i++] = cp; 27113044Sasami else { 27213044Sasami warnx("%s: %s", cp, strerror(j)); 27313044Sasami return (1); 27413044Sasami } 27513044Sasami } 27613044Sasami 27713044Sasami /* Fill in the ccio. */ 27813044Sasami ccio.ccio_disks = disks; 27913044Sasami ccio.ccio_ndisks = i; 28013044Sasami ccio.ccio_ileave = ileave; 28113044Sasami ccio.ccio_flags = flags; 28213044Sasami 28313044Sasami if (do_io(ccd, CCDIOCSET, &ccio)) { 28413044Sasami free(disks); 28513044Sasami return (1); 28613044Sasami } 28713044Sasami 28813044Sasami if (verbose) { 28913044Sasami printf("ccd%d: %d components ", ccio.ccio_unit, 29013044Sasami ccio.ccio_ndisks); 29113044Sasami for (i = 0; i < ccio.ccio_ndisks; ++i) { 29213044Sasami if ((cp2 = strrchr(disks[i], '/')) != NULL) 29313044Sasami ++cp2; 29413044Sasami else 29513044Sasami cp2 = disks[i]; 29613044Sasami printf("%c%s%c", 29713044Sasami i == 0 ? '(' : ' ', cp2, 29813044Sasami i == ccio.ccio_ndisks - 1 ? ')' : ','); 29913044Sasami } 30013044Sasami printf(", %d blocks ", ccio.ccio_size); 30113044Sasami if (ccio.ccio_ileave != 0) 30213044Sasami printf("interleaved at %d blocks\n", ccio.ccio_ileave); 30313044Sasami else 30413044Sasami printf("concatenated\n"); 30513044Sasami } 30613044Sasami 30713044Sasami free(disks); 30813044Sasami return (0); 30913044Sasami} 31013044Sasami 31113044Sasamistatic int 31213044Sasamido_all(action) 31313044Sasami int action; 31413044Sasami{ 31513044Sasami FILE *f; 31613044Sasami char line[_POSIX2_LINE_MAX]; 31713044Sasami char *cp, **argv; 31813044Sasami int argc, rval; 31932116Simp gid_t egid; 32013044Sasami 32132116Simp egid = getegid(); 32232116Simp setegid(getgid()); 32313044Sasami if ((f = fopen(ccdconf, "r")) == NULL) { 32432116Simp setegid(egid); 32513044Sasami warn("fopen: %s", ccdconf); 32613044Sasami return (1); 32713044Sasami } 32832116Simp setegid(egid); 32913044Sasami 33013044Sasami while (fgets(line, sizeof(line), f) != NULL) { 33113044Sasami argc = 0; 33213044Sasami argv = NULL; 33313044Sasami ++lineno; 33413044Sasami if ((cp = strrchr(line, '\n')) != NULL) 33513044Sasami *cp = '\0'; 33613044Sasami 33713044Sasami /* Break up the line and pass it's contents to do_single(). */ 33813044Sasami if (line[0] == '\0') 33913044Sasami goto end_of_line; 34013044Sasami for (cp = line; (cp = strtok(cp, " \t")) != NULL; cp = NULL) { 34113044Sasami if (*cp == '#') 34213044Sasami break; 34313044Sasami if ((argv = realloc(argv, 34413044Sasami sizeof(char *) * ++argc)) == NULL) { 34513044Sasami warnx("no memory to configure ccds"); 34613044Sasami return (1); 34713044Sasami } 34813044Sasami argv[argc - 1] = cp; 34913044Sasami /* 35013044Sasami * If our action is to unconfigure all, then pass 35113044Sasami * just the first token to do_single() and ignore 35213044Sasami * the rest. Since this will be encountered on 35313044Sasami * our first pass through the line, the Right 35413044Sasami * Thing will happen. 35513044Sasami */ 35613044Sasami if (action == CCD_UNCONFIGALL) { 35713044Sasami if (do_single(argc, argv, action)) 35813044Sasami rval = 1; 35913044Sasami goto end_of_line; 36013044Sasami } 36113044Sasami } 36213044Sasami if (argc != 0) 36313044Sasami if (do_single(argc, argv, action)) 36413044Sasami rval = 1; 36513044Sasami 36613044Sasami end_of_line: 36713044Sasami if (argv != NULL) 36813044Sasami free(argv); 36913044Sasami } 37013044Sasami 37113044Sasami (void)fclose(f); 37213044Sasami return (rval); 37313044Sasami} 37413044Sasami 37513044Sasamistatic int 37613044Sasamicheckdev(path) 37713044Sasami char *path; 37813044Sasami{ 37913044Sasami struct stat st; 38013044Sasami 38113044Sasami if (stat(path, &st) != 0) 38213044Sasami return (errno); 38313044Sasami 38413044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 38513044Sasami return (EINVAL); 38613044Sasami 38713044Sasami return (0); 38813044Sasami} 38913044Sasami 39013044Sasamistatic int 39113044Sasamipathtounit(path, unitp) 39213044Sasami char *path; 39313044Sasami int *unitp; 39413044Sasami{ 39513044Sasami struct stat st; 39613044Sasami dev_t dev; 39713044Sasami int maxpartitions; 39813044Sasami 39913044Sasami if (stat(path, &st) != 0) 40013044Sasami return (errno); 40113044Sasami 40213044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 40313044Sasami return (EINVAL); 40413044Sasami 40513044Sasami if ((maxpartitions = getmaxpartitions()) < 0) 40613044Sasami return (errno); 40713044Sasami 40813044Sasami *unitp = minor(st.st_rdev) / maxpartitions; 40913044Sasami 41013044Sasami return (0); 41113044Sasami} 41213044Sasami 41313044Sasamistatic char * 41413044Sasamiresolve_ccdname(name) 41513044Sasami char *name; 41613044Sasami{ 41713044Sasami char c, *cp, *path; 41813044Sasami size_t len, newlen; 41913044Sasami int rawpart; 42013044Sasami 42113044Sasami if (name[0] == '/' || name[0] == '.') { 42213044Sasami /* Assume they gave the correct pathname. */ 42313044Sasami return (strdup(name)); 42413044Sasami } 42513044Sasami 42613044Sasami len = strlen(name); 42713044Sasami c = name[len - 1]; 42813044Sasami 42913044Sasami newlen = len + 8; 43013044Sasami if ((path = malloc(newlen)) == NULL) 43113044Sasami return (NULL); 43213044Sasami bzero(path, newlen); 43313044Sasami 43413044Sasami if (isdigit(c)) { 43513044Sasami if ((rawpart = getrawpartition()) < 0) { 43613044Sasami free(path); 43713044Sasami return (NULL); 43813044Sasami } 43913044Sasami (void)sprintf(path, "/dev/%s%c", name, 'a' + rawpart); 44013044Sasami } else 44113044Sasami (void)sprintf(path, "/dev/%s", name); 44213044Sasami 44313044Sasami return (path); 44413044Sasami} 44513044Sasami 44613044Sasamistatic int 44713044Sasamido_io(path, cmd, cciop) 44813044Sasami char *path; 44913044Sasami u_long cmd; 45013044Sasami struct ccd_ioctl *cciop; 45113044Sasami{ 45213044Sasami int fd; 45313044Sasami char *cp; 45413044Sasami 45513044Sasami if ((fd = open(path, O_RDWR, 0640)) < 0) { 45613044Sasami warn("open: %s", path); 45713044Sasami return (1); 45813044Sasami } 45913044Sasami 46013044Sasami if (ioctl(fd, cmd, cciop) < 0) { 46113044Sasami switch (cmd) { 46213044Sasami case CCDIOCSET: 46313044Sasami cp = "CCDIOCSET"; 46413044Sasami break; 46513044Sasami 46613044Sasami case CCDIOCCLR: 46713044Sasami cp = "CCDIOCCLR"; 46813044Sasami break; 46913044Sasami 47013044Sasami default: 47113044Sasami cp = "unknown"; 47213044Sasami } 47313044Sasami warn("ioctl (%s): %s", cp, path); 47413044Sasami return (1); 47513044Sasami } 47613044Sasami 47713044Sasami return (0); 47813044Sasami} 47913044Sasami 48013044Sasami#define KVM_ABORT(kd, str) { \ 48113044Sasami (void)kvm_close((kd)); \ 48213044Sasami warnx((str)); \ 48313044Sasami warnx(kvm_geterr((kd))); \ 48413044Sasami return (1); \ 48513044Sasami} 48613044Sasami 48713044Sasamistatic int 48813044Sasamidump_ccd(argc, argv) 48913044Sasami int argc; 49013044Sasami char **argv; 49113044Sasami{ 49213044Sasami char errbuf[_POSIX2_LINE_MAX], *ccd, *cp; 49313044Sasami struct ccd_softc *cs, *kcs; 49413044Sasami size_t readsize; 49513044Sasami int i, error, numccd, numconfiged = 0; 49613044Sasami kvm_t *kd; 49713044Sasami 49813044Sasami bzero(errbuf, sizeof(errbuf)); 49913044Sasami 50013044Sasami if ((kd = kvm_openfiles(kernel, core, NULL, O_RDONLY, 50113044Sasami errbuf)) == NULL) { 50213044Sasami warnx("can't open kvm: %s", errbuf); 50313044Sasami return (1); 50413044Sasami } 50513044Sasami 50613044Sasami if (kvm_nlist(kd, nl)) 50713044Sasami KVM_ABORT(kd, "ccd-related symbols not available"); 50813044Sasami 50913044Sasami /* Check to see how many ccds are currently configured. */ 51013044Sasami if (kvm_read(kd, nl[SYM_NUMCCD].n_value, (char *)&numccd, 51113044Sasami sizeof(numccd)) != sizeof(numccd)) 51213044Sasami KVM_ABORT(kd, "can't determine number of configured ccds"); 51313044Sasami 51413044Sasami if (numccd == 0) { 51513044Sasami printf("ccd driver in kernel, but is uninitialized\n"); 51613044Sasami goto done; 51713044Sasami } 51813044Sasami 51913044Sasami /* Allocate space for the configuration data. */ 52013044Sasami readsize = numccd * sizeof(struct ccd_softc); 52113044Sasami if ((cs = malloc(readsize)) == NULL) { 52213044Sasami warnx("no memory for configuration data"); 52313044Sasami goto bad; 52413044Sasami } 52513044Sasami bzero(cs, readsize); 52613044Sasami 52713044Sasami /* 52813044Sasami * Read the ccd configuration data from the kernel and dump 52913044Sasami * it to stdout. 53013044Sasami */ 53113044Sasami if (kvm_read(kd, nl[SYM_CCDSOFTC].n_value, (char *)&kcs, 53213044Sasami sizeof(kcs)) != sizeof(kcs)) { 53313044Sasami free(cs); 53413044Sasami KVM_ABORT(kd, "can't find pointer to configuration data"); 53513044Sasami } 53613044Sasami if (kvm_read(kd, (u_long)kcs, (char *)cs, readsize) != readsize) { 53713044Sasami free(cs); 53813044Sasami KVM_ABORT(kd, "can't read configuration data"); 53913044Sasami } 54013044Sasami 54113044Sasami if (argc == 0) { 54213044Sasami for (i = 0; i < numccd; ++i) 54313044Sasami if (cs[i].sc_flags & CCDF_INITED) { 54413044Sasami ++numconfiged; 54513044Sasami print_ccd_info(&cs[i], kd); 54613044Sasami } 54713044Sasami 54813044Sasami if (numconfiged == 0) 54913044Sasami printf("no concatenated disks configured\n"); 55013044Sasami } else { 55113044Sasami while (argc) { 55213044Sasami cp = *argv++; --argc; 55313044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 55413044Sasami warnx("invalid ccd name: %s", cp); 55513044Sasami continue; 55613044Sasami } 55713044Sasami if ((error = pathtounit(ccd, &i)) != 0) { 55813044Sasami warnx("%s: %s", ccd, strerror(error)); 55913044Sasami continue; 56013044Sasami } 56113044Sasami if (i >= numccd) { 56213044Sasami warnx("ccd%d not configured", i); 56313044Sasami continue; 56413044Sasami } 56513044Sasami if (cs[i].sc_flags & CCDF_INITED) 56613044Sasami print_ccd_info(&cs[i], kd); 56713044Sasami else 56813044Sasami printf("ccd%d not configured\n", i); 56913044Sasami } 57013044Sasami } 57113044Sasami 57213044Sasami free(cs); 57313044Sasami 57413044Sasami done: 57513044Sasami (void)kvm_close(kd); 57613044Sasami return (0); 57713044Sasami 57813044Sasami bad: 57913044Sasami (void)kvm_close(kd); 58013044Sasami return (1); 58113044Sasami} 58213044Sasami 58313044Sasamistatic void 58413044Sasamiprint_ccd_info(cs, kd) 58513044Sasami struct ccd_softc *cs; 58613044Sasami kvm_t *kd; 58713044Sasami{ 58813044Sasami static int header_printed = 0; 58913044Sasami struct ccdcinfo *cip; 59013044Sasami size_t readsize; 59113044Sasami char path[MAXPATHLEN]; 59213044Sasami int i; 59313044Sasami 59413044Sasami if (header_printed == 0 && verbose) { 59513044Sasami printf("# ccd\t\tileave\tflags\tcompnent devices\n"); 59613044Sasami header_printed = 1; 59713044Sasami } 59813044Sasami 59913044Sasami readsize = cs->sc_nccdisks * sizeof(struct ccdcinfo); 60013044Sasami if ((cip = malloc(readsize)) == NULL) { 60113044Sasami warn("ccd%d: can't allocate memory for component info", 60213044Sasami cs->sc_unit); 60313044Sasami return; 60413044Sasami } 60513044Sasami bzero(cip, readsize); 60613044Sasami 60713044Sasami /* Dump out softc information. */ 60813044Sasami printf("ccd%d\t\t%d\t%d\t", cs->sc_unit, cs->sc_ileave, 60913044Sasami cs->sc_cflags & CCDF_USERMASK); 61013044Sasami fflush(stdout); 61113044Sasami 61213044Sasami /* Read in the component info. */ 61313044Sasami if (kvm_read(kd, (u_long)cs->sc_cinfo, (char *)cip, 61413044Sasami readsize) != readsize) { 61513044Sasami printf("\n"); 61613044Sasami warnx("can't read component info"); 61713044Sasami warnx(kvm_geterr(kd)); 61813044Sasami goto done; 61913044Sasami } 62013044Sasami 62113044Sasami /* Read component pathname and display component info. */ 62213044Sasami for (i = 0; i < cs->sc_nccdisks; ++i) { 62313044Sasami if (kvm_read(kd, (u_long)cip[i].ci_path, (char *)path, 62413044Sasami cip[i].ci_pathlen) != cip[i].ci_pathlen) { 62513044Sasami printf("\n"); 62613044Sasami warnx("can't read component pathname"); 62713044Sasami warnx(kvm_geterr(kd)); 62813044Sasami goto done; 62913044Sasami } 63013044Sasami printf((i + 1 < cs->sc_nccdisks) ? "%s " : "%s\n", path); 63113044Sasami fflush(stdout); 63213044Sasami } 63313044Sasami 63413044Sasami done: 63513044Sasami free(cip); 63613044Sasami} 63713044Sasami 63813044Sasamistatic int 63913044Sasamigetmaxpartitions() 64013044Sasami{ 64113052Sasami return (MAXPARTITIONS); 64213044Sasami} 64313044Sasami 64413044Sasamistatic int 64513044Sasamigetrawpartition() 64613044Sasami{ 64713052Sasami return (RAW_PART); 64813044Sasami} 64913044Sasami 65013044Sasamistatic int 65113044Sasamiflags_to_val(flags) 65213044Sasami char *flags; 65313044Sasami{ 65413044Sasami char *cp, *tok; 65513044Sasami int i, tmp, val = ~CCDF_USERMASK; 65613044Sasami size_t flagslen; 65713044Sasami 65813044Sasami /* 65913044Sasami * The most common case is that of NIL flags, so check for 66013044Sasami * those first. 66113044Sasami */ 66213044Sasami if (strcmp("none", flags) == 0 || strcmp("0x0", flags) == 0 || 66313044Sasami strcmp("0", flags) == 0) 66413044Sasami return (0); 66513044Sasami 66613044Sasami flagslen = strlen(flags); 66713044Sasami 66813044Sasami /* Check for values represented by strings. */ 66913044Sasami if ((cp = strdup(flags)) == NULL) 67013044Sasami err(1, "no memory to parse flags"); 67113044Sasami tmp = 0; 67213044Sasami for (tok = cp; (tok = strtok(tok, ",")) != NULL; tok = NULL) { 67313044Sasami for (i = 0; flagvaltab[i].fv_flag != NULL; ++i) 67413044Sasami if (strcmp(tok, flagvaltab[i].fv_flag) == 0) 67513044Sasami break; 67613044Sasami if (flagvaltab[i].fv_flag == NULL) { 67713044Sasami free(cp); 67813044Sasami goto bad_string; 67913044Sasami } 68013044Sasami tmp |= flagvaltab[i].fv_val; 68113044Sasami } 68213044Sasami 68313044Sasami /* If we get here, the string was ok. */ 68413044Sasami free(cp); 68513044Sasami val = tmp; 68613044Sasami goto out; 68713044Sasami 68813044Sasami bad_string: 68913044Sasami 69013044Sasami /* Check for values represented in hex. */ 69113044Sasami if (flagslen > 2 && flags[0] == '0' && flags[1] == 'x') { 69213044Sasami errno = 0; /* to check for ERANGE */ 69313044Sasami val = (int)strtol(&flags[2], &cp, 16); 69413044Sasami if ((errno == ERANGE) || (*cp != '\0')) 69513044Sasami return (-1); 69613044Sasami goto out; 69713044Sasami } 69813044Sasami 69913044Sasami /* Check for values represented in decimal. */ 70013044Sasami errno = 0; /* to check for ERANGE */ 70113044Sasami val = (int)strtol(flags, &cp, 10); 70213044Sasami if ((errno == ERANGE) || (*cp != '\0')) 70313044Sasami return (-1); 70413044Sasami 70513044Sasami out: 70613044Sasami return (((val & ~CCDF_USERMASK) == 0) ? val : -1); 70713044Sasami} 70813044Sasami 70913044Sasamistatic void 71013044Sasamiusage() 71113044Sasami{ 71226541Scharnier fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 71326541Scharnier "usage: ccdconfig [-cv] ccd ileave [flags] dev [...]", 71426541Scharnier " ccdconfig -C [-v] [-f config_file]", 71526541Scharnier " ccdconfig -u [-v] ccd [...]", 71626541Scharnier " ccdconfig -U [-v] [-f config_file]", 71726541Scharnier " ccdconfig -g [-M core] [-N system] [ccd [...]]"); 71813044Sasami exit(1); 71913044Sasami} 72026541Scharnier 72113052Sasami/* Local Variables: */ 72213052Sasami/* c-argdecl-indent: 8 */ 72313052Sasami/* c-indent-level: 8 */ 72413052Sasami/* End: */ 725