ccdconfig.c revision 13070
113070Sasami/* $Id$ */ 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 6013044Sasamiextern char *__progname; 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 }, 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 16413044Sasami switch (action) { 16513044Sasami case CCD_CONFIG: 16613044Sasami case CCD_UNCONFIG: 16713044Sasami exit(do_single(argc, argv, action)); 16813044Sasami /* NOTREACHED */ 16913044Sasami 17013044Sasami case CCD_CONFIGALL: 17113044Sasami case CCD_UNCONFIGALL: 17213044Sasami exit(do_all(action)); 17313044Sasami /* NOTREACHED */ 17413044Sasami 17513044Sasami case CCD_DUMP: 17613044Sasami exit(dump_ccd(argc, argv)); 17713044Sasami /* NOTREACHED */ 17813044Sasami } 17913044Sasami /* NOTREACHED */ 18013044Sasami} 18113044Sasami 18213044Sasamistatic int 18313044Sasamido_single(argc, argv, action) 18413044Sasami int argc; 18513044Sasami char **argv; 18613044Sasami int action; 18713044Sasami{ 18813044Sasami struct ccd_ioctl ccio; 18913044Sasami char *ccd, *cp, *cp2, **disks; 19013044Sasami int noflags = 0, i, ileave, flags, j, error; 19113044Sasami 19213044Sasami bzero(&ccio, sizeof(ccio)); 19313044Sasami 19413044Sasami /* 19513044Sasami * If unconfiguring, all arguments are treated as ccds. 19613044Sasami */ 19713044Sasami if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) { 19813044Sasami for (i = 0; argc != 0; ) { 19913044Sasami cp = *argv++; --argc; 20013044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 20113044Sasami warnx("invalid ccd name: %s", cp); 20213044Sasami i = 1; 20313044Sasami continue; 20413044Sasami } 20513044Sasami if (do_io(ccd, CCDIOCCLR, &ccio)) 20613044Sasami i = 1; 20713044Sasami else 20813044Sasami if (verbose) 20913044Sasami printf("%s unconfigured\n", cp); 21013044Sasami } 21113044Sasami return (i); 21213044Sasami } 21313044Sasami 21413044Sasami /* Make sure there are enough arguments. */ 21513044Sasami if (argc < 4) 21613044Sasami if (argc == 3) { 21713044Sasami /* Assume that no flags are specified. */ 21813044Sasami noflags = 1; 21913044Sasami } else { 22013044Sasami if (action == CCD_CONFIGALL) { 22113044Sasami warnx("%s: bad line: %d", ccdconf, lineno); 22213044Sasami return (1); 22313044Sasami } else 22413044Sasami usage(); 22513044Sasami } 22613044Sasami 22713044Sasami /* First argument is the ccd to configure. */ 22813044Sasami cp = *argv++; --argc; 22913044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 23013044Sasami warnx("invalid ccd name: %s", cp); 23113044Sasami return (1); 23213044Sasami } 23313044Sasami 23413044Sasami /* Next argument is the interleave factor. */ 23513044Sasami cp = *argv++; --argc; 23613044Sasami errno = 0; /* to check for ERANGE */ 23713044Sasami ileave = (int)strtol(cp, &cp2, 10); 23813044Sasami if ((errno == ERANGE) || (ileave < 0) || (*cp2 != '\0')) { 23913044Sasami warnx("invalid interleave factor: %s", cp); 24013044Sasami return (1); 24113044Sasami } 24213044Sasami 24313044Sasami if (noflags == 0) { 24413044Sasami /* Next argument is the ccd configuration flags. */ 24513044Sasami cp = *argv++; --argc; 24613044Sasami if ((flags = flags_to_val(cp)) < 0) { 24713044Sasami warnx("invalid flags argument: %s", cp); 24813044Sasami return (1); 24913044Sasami } 25013044Sasami } 25113044Sasami 25213044Sasami /* Next is the list of disks to make the ccd from. */ 25313044Sasami disks = malloc(argc * sizeof(char *)); 25413044Sasami if (disks == NULL) { 25513044Sasami warnx("no memory to configure ccd"); 25613044Sasami return (1); 25713044Sasami } 25813044Sasami for (i = 0; argc != 0; ) { 25913044Sasami cp = *argv++; --argc; 26013044Sasami if ((j = checkdev(cp)) == 0) 26113044Sasami disks[i++] = cp; 26213044Sasami else { 26313044Sasami warnx("%s: %s", cp, strerror(j)); 26413044Sasami return (1); 26513044Sasami } 26613044Sasami } 26713044Sasami 26813044Sasami /* Fill in the ccio. */ 26913044Sasami ccio.ccio_disks = disks; 27013044Sasami ccio.ccio_ndisks = i; 27113044Sasami ccio.ccio_ileave = ileave; 27213044Sasami ccio.ccio_flags = flags; 27313044Sasami 27413044Sasami if (do_io(ccd, CCDIOCSET, &ccio)) { 27513044Sasami free(disks); 27613044Sasami return (1); 27713044Sasami } 27813044Sasami 27913044Sasami if (verbose) { 28013044Sasami printf("ccd%d: %d components ", ccio.ccio_unit, 28113044Sasami ccio.ccio_ndisks); 28213044Sasami for (i = 0; i < ccio.ccio_ndisks; ++i) { 28313044Sasami if ((cp2 = strrchr(disks[i], '/')) != NULL) 28413044Sasami ++cp2; 28513044Sasami else 28613044Sasami cp2 = disks[i]; 28713044Sasami printf("%c%s%c", 28813044Sasami i == 0 ? '(' : ' ', cp2, 28913044Sasami i == ccio.ccio_ndisks - 1 ? ')' : ','); 29013044Sasami } 29113044Sasami printf(", %d blocks ", ccio.ccio_size); 29213044Sasami if (ccio.ccio_ileave != 0) 29313044Sasami printf("interleaved at %d blocks\n", ccio.ccio_ileave); 29413044Sasami else 29513044Sasami printf("concatenated\n"); 29613044Sasami } 29713044Sasami 29813044Sasami free(disks); 29913044Sasami return (0); 30013044Sasami} 30113044Sasami 30213044Sasamistatic int 30313044Sasamido_all(action) 30413044Sasami int action; 30513044Sasami{ 30613044Sasami FILE *f; 30713044Sasami char line[_POSIX2_LINE_MAX]; 30813044Sasami char *cp, **argv; 30913044Sasami int argc, rval; 31013044Sasami 31113044Sasami if ((f = fopen(ccdconf, "r")) == NULL) { 31213044Sasami warn("fopen: %s", ccdconf); 31313044Sasami return (1); 31413044Sasami } 31513044Sasami 31613044Sasami while (fgets(line, sizeof(line), f) != NULL) { 31713044Sasami argc = 0; 31813044Sasami argv = NULL; 31913044Sasami ++lineno; 32013044Sasami if ((cp = strrchr(line, '\n')) != NULL) 32113044Sasami *cp = '\0'; 32213044Sasami 32313044Sasami /* Break up the line and pass it's contents to do_single(). */ 32413044Sasami if (line[0] == '\0') 32513044Sasami goto end_of_line; 32613044Sasami for (cp = line; (cp = strtok(cp, " \t")) != NULL; cp = NULL) { 32713044Sasami if (*cp == '#') 32813044Sasami break; 32913044Sasami if ((argv = realloc(argv, 33013044Sasami sizeof(char *) * ++argc)) == NULL) { 33113044Sasami warnx("no memory to configure ccds"); 33213044Sasami return (1); 33313044Sasami } 33413044Sasami argv[argc - 1] = cp; 33513044Sasami /* 33613044Sasami * If our action is to unconfigure all, then pass 33713044Sasami * just the first token to do_single() and ignore 33813044Sasami * the rest. Since this will be encountered on 33913044Sasami * our first pass through the line, the Right 34013044Sasami * Thing will happen. 34113044Sasami */ 34213044Sasami if (action == CCD_UNCONFIGALL) { 34313044Sasami if (do_single(argc, argv, action)) 34413044Sasami rval = 1; 34513044Sasami goto end_of_line; 34613044Sasami } 34713044Sasami } 34813044Sasami if (argc != 0) 34913044Sasami if (do_single(argc, argv, action)) 35013044Sasami rval = 1; 35113044Sasami 35213044Sasami end_of_line: 35313044Sasami if (argv != NULL) 35413044Sasami free(argv); 35513044Sasami } 35613044Sasami 35713044Sasami (void)fclose(f); 35813044Sasami return (rval); 35913044Sasami} 36013044Sasami 36113044Sasamistatic int 36213044Sasamicheckdev(path) 36313044Sasami char *path; 36413044Sasami{ 36513044Sasami struct stat st; 36613044Sasami 36713044Sasami if (stat(path, &st) != 0) 36813044Sasami return (errno); 36913044Sasami 37013044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 37113044Sasami return (EINVAL); 37213044Sasami 37313044Sasami return (0); 37413044Sasami} 37513044Sasami 37613044Sasamistatic int 37713044Sasamipathtounit(path, unitp) 37813044Sasami char *path; 37913044Sasami int *unitp; 38013044Sasami{ 38113044Sasami struct stat st; 38213044Sasami dev_t dev; 38313044Sasami int maxpartitions; 38413044Sasami 38513044Sasami if (stat(path, &st) != 0) 38613044Sasami return (errno); 38713044Sasami 38813044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 38913044Sasami return (EINVAL); 39013044Sasami 39113044Sasami if ((maxpartitions = getmaxpartitions()) < 0) 39213044Sasami return (errno); 39313044Sasami 39413044Sasami *unitp = minor(st.st_rdev) / maxpartitions; 39513044Sasami 39613044Sasami return (0); 39713044Sasami} 39813044Sasami 39913044Sasamistatic char * 40013044Sasamiresolve_ccdname(name) 40113044Sasami char *name; 40213044Sasami{ 40313044Sasami char c, *cp, *path; 40413044Sasami size_t len, newlen; 40513044Sasami int rawpart; 40613044Sasami 40713044Sasami if (name[0] == '/' || name[0] == '.') { 40813044Sasami /* Assume they gave the correct pathname. */ 40913044Sasami return (strdup(name)); 41013044Sasami } 41113044Sasami 41213044Sasami len = strlen(name); 41313044Sasami c = name[len - 1]; 41413044Sasami 41513044Sasami newlen = len + 8; 41613044Sasami if ((path = malloc(newlen)) == NULL) 41713044Sasami return (NULL); 41813044Sasami bzero(path, newlen); 41913044Sasami 42013044Sasami if (isdigit(c)) { 42113044Sasami if ((rawpart = getrawpartition()) < 0) { 42213044Sasami free(path); 42313044Sasami return (NULL); 42413044Sasami } 42513044Sasami (void)sprintf(path, "/dev/%s%c", name, 'a' + rawpart); 42613044Sasami } else 42713044Sasami (void)sprintf(path, "/dev/%s", name); 42813044Sasami 42913044Sasami return (path); 43013044Sasami} 43113044Sasami 43213044Sasamistatic int 43313044Sasamido_io(path, cmd, cciop) 43413044Sasami char *path; 43513044Sasami u_long cmd; 43613044Sasami struct ccd_ioctl *cciop; 43713044Sasami{ 43813044Sasami int fd; 43913044Sasami char *cp; 44013044Sasami 44113044Sasami if ((fd = open(path, O_RDWR, 0640)) < 0) { 44213044Sasami warn("open: %s", path); 44313044Sasami return (1); 44413044Sasami } 44513044Sasami 44613044Sasami if (ioctl(fd, cmd, cciop) < 0) { 44713044Sasami switch (cmd) { 44813044Sasami case CCDIOCSET: 44913044Sasami cp = "CCDIOCSET"; 45013044Sasami break; 45113044Sasami 45213044Sasami case CCDIOCCLR: 45313044Sasami cp = "CCDIOCCLR"; 45413044Sasami break; 45513044Sasami 45613044Sasami default: 45713044Sasami cp = "unknown"; 45813044Sasami } 45913044Sasami warn("ioctl (%s): %s", cp, path); 46013044Sasami return (1); 46113044Sasami } 46213044Sasami 46313044Sasami return (0); 46413044Sasami} 46513044Sasami 46613044Sasami#define KVM_ABORT(kd, str) { \ 46713044Sasami (void)kvm_close((kd)); \ 46813044Sasami warnx((str)); \ 46913044Sasami warnx(kvm_geterr((kd))); \ 47013044Sasami return (1); \ 47113044Sasami} 47213044Sasami 47313044Sasamistatic int 47413044Sasamidump_ccd(argc, argv) 47513044Sasami int argc; 47613044Sasami char **argv; 47713044Sasami{ 47813044Sasami char errbuf[_POSIX2_LINE_MAX], *ccd, *cp; 47913044Sasami struct ccd_softc *cs, *kcs; 48013044Sasami size_t readsize; 48113044Sasami int i, error, numccd, numconfiged = 0; 48213044Sasami kvm_t *kd; 48313044Sasami 48413044Sasami bzero(errbuf, sizeof(errbuf)); 48513044Sasami 48613044Sasami if ((kd = kvm_openfiles(kernel, core, NULL, O_RDONLY, 48713044Sasami errbuf)) == NULL) { 48813044Sasami warnx("can't open kvm: %s", errbuf); 48913044Sasami return (1); 49013044Sasami } 49113044Sasami 49213044Sasami if (kvm_nlist(kd, nl)) 49313044Sasami KVM_ABORT(kd, "ccd-related symbols not available"); 49413044Sasami 49513044Sasami /* Check to see how many ccds are currently configured. */ 49613044Sasami if (kvm_read(kd, nl[SYM_NUMCCD].n_value, (char *)&numccd, 49713044Sasami sizeof(numccd)) != sizeof(numccd)) 49813044Sasami KVM_ABORT(kd, "can't determine number of configured ccds"); 49913044Sasami 50013044Sasami if (numccd == 0) { 50113044Sasami printf("ccd driver in kernel, but is uninitialized\n"); 50213044Sasami goto done; 50313044Sasami } 50413044Sasami 50513044Sasami /* Allocate space for the configuration data. */ 50613044Sasami readsize = numccd * sizeof(struct ccd_softc); 50713044Sasami if ((cs = malloc(readsize)) == NULL) { 50813044Sasami warnx("no memory for configuration data"); 50913044Sasami goto bad; 51013044Sasami } 51113044Sasami bzero(cs, readsize); 51213044Sasami 51313044Sasami /* 51413044Sasami * Read the ccd configuration data from the kernel and dump 51513044Sasami * it to stdout. 51613044Sasami */ 51713044Sasami if (kvm_read(kd, nl[SYM_CCDSOFTC].n_value, (char *)&kcs, 51813044Sasami sizeof(kcs)) != sizeof(kcs)) { 51913044Sasami free(cs); 52013044Sasami KVM_ABORT(kd, "can't find pointer to configuration data"); 52113044Sasami } 52213044Sasami if (kvm_read(kd, (u_long)kcs, (char *)cs, readsize) != readsize) { 52313044Sasami free(cs); 52413044Sasami KVM_ABORT(kd, "can't read configuration data"); 52513044Sasami } 52613044Sasami 52713044Sasami if (argc == 0) { 52813044Sasami for (i = 0; i < numccd; ++i) 52913044Sasami if (cs[i].sc_flags & CCDF_INITED) { 53013044Sasami ++numconfiged; 53113044Sasami print_ccd_info(&cs[i], kd); 53213044Sasami } 53313044Sasami 53413044Sasami if (numconfiged == 0) 53513044Sasami printf("no concatenated disks configured\n"); 53613044Sasami } else { 53713044Sasami while (argc) { 53813044Sasami cp = *argv++; --argc; 53913044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 54013044Sasami warnx("invalid ccd name: %s", cp); 54113044Sasami continue; 54213044Sasami } 54313044Sasami if ((error = pathtounit(ccd, &i)) != 0) { 54413044Sasami warnx("%s: %s", ccd, strerror(error)); 54513044Sasami continue; 54613044Sasami } 54713044Sasami if (i >= numccd) { 54813044Sasami warnx("ccd%d not configured", i); 54913044Sasami continue; 55013044Sasami } 55113044Sasami if (cs[i].sc_flags & CCDF_INITED) 55213044Sasami print_ccd_info(&cs[i], kd); 55313044Sasami else 55413044Sasami printf("ccd%d not configured\n", i); 55513044Sasami } 55613044Sasami } 55713044Sasami 55813044Sasami free(cs); 55913044Sasami 56013044Sasami done: 56113044Sasami (void)kvm_close(kd); 56213044Sasami return (0); 56313044Sasami 56413044Sasami bad: 56513044Sasami (void)kvm_close(kd); 56613044Sasami return (1); 56713044Sasami} 56813044Sasami 56913044Sasamistatic void 57013044Sasamiprint_ccd_info(cs, kd) 57113044Sasami struct ccd_softc *cs; 57213044Sasami kvm_t *kd; 57313044Sasami{ 57413044Sasami static int header_printed = 0; 57513044Sasami struct ccdcinfo *cip; 57613044Sasami size_t readsize; 57713044Sasami char path[MAXPATHLEN]; 57813044Sasami int i; 57913044Sasami 58013044Sasami if (header_printed == 0 && verbose) { 58113044Sasami printf("# ccd\t\tileave\tflags\tcompnent devices\n"); 58213044Sasami header_printed = 1; 58313044Sasami } 58413044Sasami 58513044Sasami readsize = cs->sc_nccdisks * sizeof(struct ccdcinfo); 58613044Sasami if ((cip = malloc(readsize)) == NULL) { 58713044Sasami warn("ccd%d: can't allocate memory for component info", 58813044Sasami cs->sc_unit); 58913044Sasami return; 59013044Sasami } 59113044Sasami bzero(cip, readsize); 59213044Sasami 59313044Sasami /* Dump out softc information. */ 59413044Sasami printf("ccd%d\t\t%d\t%d\t", cs->sc_unit, cs->sc_ileave, 59513044Sasami cs->sc_cflags & CCDF_USERMASK); 59613044Sasami fflush(stdout); 59713044Sasami 59813044Sasami /* Read in the component info. */ 59913044Sasami if (kvm_read(kd, (u_long)cs->sc_cinfo, (char *)cip, 60013044Sasami readsize) != readsize) { 60113044Sasami printf("\n"); 60213044Sasami warnx("can't read component info"); 60313044Sasami warnx(kvm_geterr(kd)); 60413044Sasami goto done; 60513044Sasami } 60613044Sasami 60713044Sasami /* Read component pathname and display component info. */ 60813044Sasami for (i = 0; i < cs->sc_nccdisks; ++i) { 60913044Sasami if (kvm_read(kd, (u_long)cip[i].ci_path, (char *)path, 61013044Sasami cip[i].ci_pathlen) != cip[i].ci_pathlen) { 61113044Sasami printf("\n"); 61213044Sasami warnx("can't read component pathname"); 61313044Sasami warnx(kvm_geterr(kd)); 61413044Sasami goto done; 61513044Sasami } 61613044Sasami printf((i + 1 < cs->sc_nccdisks) ? "%s " : "%s\n", path); 61713044Sasami fflush(stdout); 61813044Sasami } 61913044Sasami 62013044Sasami done: 62113044Sasami free(cip); 62213044Sasami} 62313044Sasami 62413044Sasamistatic int 62513044Sasamigetmaxpartitions() 62613044Sasami{ 62713052Sasami return (MAXPARTITIONS); 62813044Sasami} 62913044Sasami 63013044Sasamistatic int 63113044Sasamigetrawpartition() 63213044Sasami{ 63313052Sasami return (RAW_PART); 63413044Sasami} 63513044Sasami 63613044Sasamistatic int 63713044Sasamiflags_to_val(flags) 63813044Sasami char *flags; 63913044Sasami{ 64013044Sasami char *cp, *tok; 64113044Sasami int i, tmp, val = ~CCDF_USERMASK; 64213044Sasami size_t flagslen; 64313044Sasami 64413044Sasami /* 64513044Sasami * The most common case is that of NIL flags, so check for 64613044Sasami * those first. 64713044Sasami */ 64813044Sasami if (strcmp("none", flags) == 0 || strcmp("0x0", flags) == 0 || 64913044Sasami strcmp("0", flags) == 0) 65013044Sasami return (0); 65113044Sasami 65213044Sasami flagslen = strlen(flags); 65313044Sasami 65413044Sasami /* Check for values represented by strings. */ 65513044Sasami if ((cp = strdup(flags)) == NULL) 65613044Sasami err(1, "no memory to parse flags"); 65713044Sasami tmp = 0; 65813044Sasami for (tok = cp; (tok = strtok(tok, ",")) != NULL; tok = NULL) { 65913044Sasami for (i = 0; flagvaltab[i].fv_flag != NULL; ++i) 66013044Sasami if (strcmp(tok, flagvaltab[i].fv_flag) == 0) 66113044Sasami break; 66213044Sasami if (flagvaltab[i].fv_flag == NULL) { 66313044Sasami free(cp); 66413044Sasami goto bad_string; 66513044Sasami } 66613044Sasami tmp |= flagvaltab[i].fv_val; 66713044Sasami } 66813044Sasami 66913044Sasami /* If we get here, the string was ok. */ 67013044Sasami free(cp); 67113044Sasami val = tmp; 67213044Sasami goto out; 67313044Sasami 67413044Sasami bad_string: 67513044Sasami 67613044Sasami /* Check for values represented in hex. */ 67713044Sasami if (flagslen > 2 && flags[0] == '0' && flags[1] == 'x') { 67813044Sasami errno = 0; /* to check for ERANGE */ 67913044Sasami val = (int)strtol(&flags[2], &cp, 16); 68013044Sasami if ((errno == ERANGE) || (*cp != '\0')) 68113044Sasami return (-1); 68213044Sasami goto out; 68313044Sasami } 68413044Sasami 68513044Sasami /* Check for values represented in decimal. */ 68613044Sasami errno = 0; /* to check for ERANGE */ 68713044Sasami val = (int)strtol(flags, &cp, 10); 68813044Sasami if ((errno == ERANGE) || (*cp != '\0')) 68913044Sasami return (-1); 69013044Sasami 69113044Sasami out: 69213044Sasami return (((val & ~CCDF_USERMASK) == 0) ? val : -1); 69313044Sasami} 69413044Sasami 69513044Sasamistatic void 69613044Sasamiusage() 69713044Sasami{ 69813044Sasami 69913044Sasami fprintf(stderr, "usage: %s [-cv] ccd ileave [flags] %s\n", __progname, 70013044Sasami "dev [...]"); 70113044Sasami fprintf(stderr, " %s -C [-v] [-f config_file]\n", __progname); 70213044Sasami fprintf(stderr, " %s -u [-v] ccd [...]\n", __progname); 70313044Sasami fprintf(stderr, " %s -U [-v] [-f config_file]\n", __progname); 70413044Sasami fprintf(stderr, " %s -g [-M core] [-N system] %s\n", __progname, 70513044Sasami "[ccd [...]]"); 70613044Sasami exit(1); 70713044Sasami} 70813052Sasami 70913052Sasami/* Local Variables: */ 71013052Sasami/* c-argdecl-indent: 8 */ 71113052Sasami/* c-indent-level: 8 */ 71213052Sasami/* End: */ 713