ccdconfig.c revision 109417
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[] = 3750476Speter "$FreeBSD: head/sbin/ccdconfig/ccdconfig.c 109417 2003-01-17 13:23:41Z phk $"; 3836628Scharnier#endif /* not lint */ 3936628Scharnier 4013044Sasami#include <sys/param.h> 4148568Sbillf#include <sys/linker.h> 4213044Sasami#include <sys/disklabel.h> 4313044Sasami#include <sys/stat.h> 4445329Speter#include <sys/module.h> 4513044Sasami#include <ctype.h> 4613044Sasami#include <err.h> 4713044Sasami#include <errno.h> 4813044Sasami#include <fcntl.h> 4913044Sasami#include <limits.h> 5069793Sobrien#include <paths.h> 5113044Sasami#include <stdio.h> 5213044Sasami#include <stdlib.h> 5313044Sasami#include <string.h> 5413044Sasami#include <unistd.h> 5513044Sasami 5639228Sgibbs#include <sys/devicestat.h> 5713052Sasami#include <sys/ccdvar.h> 5813044Sasami 5913044Sasami#include "pathnames.h" 6013044Sasami 6113044Sasamistatic int lineno = 0; 6213044Sasamistatic int verbose = 0; 63109417Sphkstatic const char *ccdconf = _PATH_CCDCONF; 6413044Sasami 6513044Sasamistruct flagval { 66109417Sphk const char *fv_flag; 6713044Sasami int fv_val; 6813044Sasami} flagvaltab[] = { 6913044Sasami { "CCDF_UNIFORM", CCDF_UNIFORM }, 7013762Sasami { "CCDF_MIRROR", CCDF_MIRROR }, 7113044Sasami { NULL, 0 }, 7213044Sasami}; 7313044Sasami 7413044Sasami#define CCD_CONFIG 0 /* configure a device */ 7513044Sasami#define CCD_CONFIGALL 1 /* configure all devices */ 7613044Sasami#define CCD_UNCONFIG 2 /* unconfigure a device */ 7713044Sasami#define CCD_UNCONFIGALL 3 /* unconfigure all devices */ 7813044Sasami#define CCD_DUMP 4 /* dump a ccd's configuration */ 7913044Sasami 8092539Simpstatic int checkdev(char *); 81109417Sphkstatic int do_io(int, u_long, struct ccd_ioctl *); 8292539Simpstatic int do_single(int, char **, int); 8392539Simpstatic int do_all(int); 8492539Simpstatic int dump_ccd(int, char **); 8592539Simpstatic int flags_to_val(char *); 8692539Simpstatic void print_ccd_info(struct ccd_s *); 87109417Sphkstatic int resolve_ccdname(char *); 8892539Simpstatic void usage(void); 8913044Sasami 9013044Sasamiint 9192539Simpmain(int argc, char *argv[]) 9213044Sasami{ 9313044Sasami int ch, options = 0, action = CCD_CONFIG; 9413044Sasami 9583329Sru while ((ch = getopt(argc, argv, "cCf:guUv")) != -1) { 9613044Sasami switch (ch) { 9713044Sasami case 'c': 9813044Sasami action = CCD_CONFIG; 9913044Sasami ++options; 10013044Sasami break; 10113044Sasami 10213044Sasami case 'C': 10313044Sasami action = CCD_CONFIGALL; 10413044Sasami ++options; 10513044Sasami break; 10613044Sasami 10713044Sasami case 'f': 10813044Sasami ccdconf = optarg; 10913044Sasami break; 11013044Sasami 11113044Sasami case 'g': 11213044Sasami action = CCD_DUMP; 11313044Sasami break; 11413044Sasami 11513044Sasami case 'u': 11613044Sasami action = CCD_UNCONFIG; 11713044Sasami ++options; 11813044Sasami break; 11913044Sasami 12013044Sasami case 'U': 12113044Sasami action = CCD_UNCONFIGALL; 12213044Sasami ++options; 12313044Sasami break; 12413044Sasami 12513044Sasami case 'v': 12613044Sasami verbose = 1; 12713044Sasami break; 12813044Sasami 12913044Sasami default: 13013044Sasami usage(); 13113044Sasami } 13213044Sasami } 13313044Sasami argc -= optind; 13413044Sasami argv += optind; 13513044Sasami 13613044Sasami if (options > 1) 13713044Sasami usage(); 13813044Sasami 13945329Speter if (modfind("ccd") < 0) { 14045329Speter /* Not present in kernel, try loading it */ 14145329Speter if (kldload("ccd") < 0 || modfind("ccd") < 0) 14245329Speter warn("ccd module not available!"); 14345329Speter } 14445329Speter 14513044Sasami switch (action) { 14613044Sasami case CCD_CONFIG: 14713044Sasami case CCD_UNCONFIG: 14813044Sasami exit(do_single(argc, argv, action)); 14913044Sasami /* NOTREACHED */ 15013044Sasami 15113044Sasami case CCD_CONFIGALL: 15213044Sasami case CCD_UNCONFIGALL: 15313044Sasami exit(do_all(action)); 15413044Sasami /* NOTREACHED */ 15513044Sasami 15613044Sasami case CCD_DUMP: 15713044Sasami exit(dump_ccd(argc, argv)); 15813044Sasami /* NOTREACHED */ 15913044Sasami } 16013044Sasami /* NOTREACHED */ 16136628Scharnier return (0); 16213044Sasami} 16313044Sasami 16413044Sasamistatic int 16592539Simpdo_single(int argc, char **argv, int action) 16613044Sasami{ 16713044Sasami struct ccd_ioctl ccio; 168109417Sphk char *cp, *cp2, **disks; 169109417Sphk int ccd, noflags = 0, i, ileave, flags = 0, j; 170109417Sphk u_int u; 17113044Sasami 17213044Sasami bzero(&ccio, sizeof(ccio)); 17313044Sasami 17413044Sasami /* 17513044Sasami * If unconfiguring, all arguments are treated as ccds. 17613044Sasami */ 17713044Sasami if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) { 17813044Sasami for (i = 0; argc != 0; ) { 17913044Sasami cp = *argv++; --argc; 18013044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 18113044Sasami warnx("invalid ccd name: %s", cp); 18213044Sasami i = 1; 18313044Sasami continue; 18413044Sasami } 18513044Sasami if (do_io(ccd, CCDIOCCLR, &ccio)) 18613044Sasami i = 1; 18713044Sasami else 18813044Sasami if (verbose) 18913044Sasami printf("%s unconfigured\n", cp); 19013044Sasami } 19113044Sasami return (i); 19213044Sasami } 19313044Sasami 19413044Sasami /* Make sure there are enough arguments. */ 19548568Sbillf if (argc < 4) { 19613044Sasami if (argc == 3) { 19713044Sasami /* Assume that no flags are specified. */ 19813044Sasami noflags = 1; 19913044Sasami } else { 20013044Sasami if (action == CCD_CONFIGALL) { 20113044Sasami warnx("%s: bad line: %d", ccdconf, lineno); 20213044Sasami return (1); 20313044Sasami } else 20413044Sasami usage(); 20513044Sasami } 20648568Sbillf } 20713044Sasami 20813044Sasami /* First argument is the ccd to configure. */ 20913044Sasami cp = *argv++; --argc; 21013044Sasami if ((ccd = resolve_ccdname(cp)) == NULL) { 21113044Sasami warnx("invalid ccd name: %s", cp); 21213044Sasami return (1); 21313044Sasami } 21413044Sasami 21513044Sasami /* Next argument is the interleave factor. */ 21613044Sasami cp = *argv++; --argc; 21713044Sasami errno = 0; /* to check for ERANGE */ 21813044Sasami ileave = (int)strtol(cp, &cp2, 10); 21913044Sasami if ((errno == ERANGE) || (ileave < 0) || (*cp2 != '\0')) { 22013044Sasami warnx("invalid interleave factor: %s", cp); 22113044Sasami return (1); 22213044Sasami } 22313044Sasami 22413044Sasami if (noflags == 0) { 22513044Sasami /* Next argument is the ccd configuration flags. */ 22613044Sasami cp = *argv++; --argc; 22713044Sasami if ((flags = flags_to_val(cp)) < 0) { 22813044Sasami warnx("invalid flags argument: %s", cp); 22913044Sasami return (1); 23013044Sasami } 23113044Sasami } 23213044Sasami 23313044Sasami /* Next is the list of disks to make the ccd from. */ 23413044Sasami disks = malloc(argc * sizeof(char *)); 23513044Sasami if (disks == NULL) { 23613044Sasami warnx("no memory to configure ccd"); 23713044Sasami return (1); 23813044Sasami } 23913044Sasami for (i = 0; argc != 0; ) { 24013044Sasami cp = *argv++; --argc; 24113044Sasami if ((j = checkdev(cp)) == 0) 24213044Sasami disks[i++] = cp; 24313044Sasami else { 24413044Sasami warnx("%s: %s", cp, strerror(j)); 24513044Sasami return (1); 24613044Sasami } 24713044Sasami } 24813044Sasami 24913044Sasami /* Fill in the ccio. */ 25013044Sasami ccio.ccio_disks = disks; 25113044Sasami ccio.ccio_ndisks = i; 25213044Sasami ccio.ccio_ileave = ileave; 25313044Sasami ccio.ccio_flags = flags; 25413044Sasami 25513044Sasami if (do_io(ccd, CCDIOCSET, &ccio)) { 25613044Sasami free(disks); 25713044Sasami return (1); 25813044Sasami } 25913044Sasami 26013044Sasami if (verbose) { 26113044Sasami printf("ccd%d: %d components ", ccio.ccio_unit, 26213044Sasami ccio.ccio_ndisks); 263109417Sphk for (u = 0; u < ccio.ccio_ndisks; ++u) { 264109417Sphk if ((cp2 = strrchr(disks[u], '/')) != NULL) 26513044Sasami ++cp2; 26613044Sasami else 267109417Sphk cp2 = disks[u]; 26813044Sasami printf("%c%s%c", 269109417Sphk u == 0 ? '(' : ' ', cp2, 270109417Sphk u == ccio.ccio_ndisks - 1 ? ')' : ','); 27113044Sasami } 27248568Sbillf printf(", %lu blocks ", (u_long)ccio.ccio_size); 27313044Sasami if (ccio.ccio_ileave != 0) 27413044Sasami printf("interleaved at %d blocks\n", ccio.ccio_ileave); 27513044Sasami else 27613044Sasami printf("concatenated\n"); 27713044Sasami } 27813044Sasami 27913044Sasami free(disks); 28013044Sasami return (0); 28113044Sasami} 28213044Sasami 28313044Sasamistatic int 28492539Simpdo_all(int action) 28513044Sasami{ 28613044Sasami FILE *f; 28713044Sasami char line[_POSIX2_LINE_MAX]; 28813044Sasami char *cp, **argv; 28913044Sasami int argc, rval; 29032116Simp gid_t egid; 29113044Sasami 29251690Sbillf rval = 0; 29332116Simp egid = getegid(); 29432116Simp setegid(getgid()); 29513044Sasami if ((f = fopen(ccdconf, "r")) == NULL) { 29632116Simp setegid(egid); 29713044Sasami warn("fopen: %s", ccdconf); 29813044Sasami return (1); 29913044Sasami } 30032116Simp setegid(egid); 30113044Sasami 30213044Sasami while (fgets(line, sizeof(line), f) != NULL) { 30313044Sasami argc = 0; 30413044Sasami argv = NULL; 30513044Sasami ++lineno; 30613044Sasami if ((cp = strrchr(line, '\n')) != NULL) 30713044Sasami *cp = '\0'; 30813044Sasami 30913044Sasami /* Break up the line and pass it's contents to do_single(). */ 31013044Sasami if (line[0] == '\0') 31113044Sasami goto end_of_line; 31213044Sasami for (cp = line; (cp = strtok(cp, " \t")) != NULL; cp = NULL) { 31313044Sasami if (*cp == '#') 31413044Sasami break; 31513044Sasami if ((argv = realloc(argv, 31613044Sasami sizeof(char *) * ++argc)) == NULL) { 31713044Sasami warnx("no memory to configure ccds"); 31813044Sasami return (1); 31913044Sasami } 32013044Sasami argv[argc - 1] = cp; 32113044Sasami /* 32213044Sasami * If our action is to unconfigure all, then pass 32313044Sasami * just the first token to do_single() and ignore 32413044Sasami * the rest. Since this will be encountered on 32513044Sasami * our first pass through the line, the Right 32613044Sasami * Thing will happen. 32713044Sasami */ 32813044Sasami if (action == CCD_UNCONFIGALL) { 32913044Sasami if (do_single(argc, argv, action)) 33013044Sasami rval = 1; 33113044Sasami goto end_of_line; 33213044Sasami } 33313044Sasami } 33413044Sasami if (argc != 0) 33513044Sasami if (do_single(argc, argv, action)) 33613044Sasami rval = 1; 33713044Sasami 33813044Sasami end_of_line: 33913044Sasami if (argv != NULL) 34013044Sasami free(argv); 34113044Sasami } 34213044Sasami 34313044Sasami (void)fclose(f); 34413044Sasami return (rval); 34513044Sasami} 34613044Sasami 34713044Sasamistatic int 34892539Simpcheckdev(char *path) 34913044Sasami{ 35013044Sasami struct stat st; 35113044Sasami 35213044Sasami if (stat(path, &st) != 0) 35313044Sasami return (errno); 35413044Sasami 35513044Sasami if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) 35613044Sasami return (EINVAL); 35713044Sasami 35813044Sasami return (0); 35913044Sasami} 36013044Sasami 36113044Sasamistatic int 36292539Simpresolve_ccdname(char *name) 36313044Sasami{ 36413044Sasami 365109417Sphk if (!strncmp(name, _PATH_DEV, strlen(_PATH_DEV))) 366109417Sphk name += strlen(_PATH_DEV); 367109417Sphk if (strncmp(name, "ccd", 3)) 368109417Sphk return -1; 369109417Sphk name += 3; 370109417Sphk if (!isdigit(*name)) 371109417Sphk return -1; 372109417Sphk return (strtoul(name, NULL, 10)); 37313044Sasami} 37413044Sasami 37513044Sasamistatic int 376109417Sphkdo_io(int unit, u_long cmd, struct ccd_ioctl *cciop) 37713044Sasami{ 37813044Sasami int fd; 37913044Sasami char *cp; 380109417Sphk char *path; 38113044Sasami 382109417Sphk asprintf(&path, "%sccd%dc", _PATH_DEV, unit); 383109417Sphk 38413044Sasami if ((fd = open(path, O_RDWR, 0640)) < 0) { 38513044Sasami warn("open: %s", path); 38613044Sasami return (1); 38713044Sasami } 38813044Sasami 38913044Sasami if (ioctl(fd, cmd, cciop) < 0) { 39013044Sasami switch (cmd) { 39113044Sasami case CCDIOCSET: 39213044Sasami cp = "CCDIOCSET"; 39313044Sasami break; 39413044Sasami 39513044Sasami case CCDIOCCLR: 39613044Sasami cp = "CCDIOCCLR"; 39713044Sasami break; 39813044Sasami 39982943Sphk case CCDCONFINFO: 40082943Sphk cp = "CCDCONFINFO"; 40182943Sphk break; 40282943Sphk 40382943Sphk case CCDCPPINFO: 40482943Sphk cp = "CCDCPPINFO"; 40582943Sphk break; 40682943Sphk 40713044Sasami default: 40813044Sasami cp = "unknown"; 40913044Sasami } 41013044Sasami warn("ioctl (%s): %s", cp, path); 41113044Sasami return (1); 41213044Sasami } 41313044Sasami 41413044Sasami return (0); 41513044Sasami} 41613044Sasami 41713044Sasamistatic int 41892539Simpdump_ccd(int argc, char **argv) 41913044Sasami{ 420109417Sphk char *cp; 42113044Sasami int i, error, numccd, numconfiged = 0; 42282943Sphk struct ccdconf conf; 423109417Sphk int ccd; 42413044Sasami 42582943Sphk /* 42682943Sphk * Read the ccd configuration data from the kernel and dump 42782943Sphk * it to stdout. 42882943Sphk */ 429109417Sphk if ((ccd = resolve_ccdname("ccd0")) < 0) { /* XXX */ 43082943Sphk warnx("invalid ccd name: %s", cp); 43113044Sasami return (1); 43213044Sasami } 43382943Sphk conf.size = 0; 43482943Sphk if (do_io(ccd, CCDCONFINFO, (struct ccd_ioctl *) &conf)) 43582943Sphk return (1); 43682943Sphk if (conf.size == 0) { 43782943Sphk printf("no concatenated disks configured\n"); 43882943Sphk return (0); 43913044Sasami } 44013044Sasami /* Allocate space for the configuration data. */ 44182943Sphk conf.buffer = alloca(conf.size); 44282943Sphk if (conf.buffer == NULL) { 44313044Sasami warnx("no memory for configuration data"); 44482943Sphk return (1); 44513044Sasami } 44682943Sphk if (do_io(ccd, CCDCONFINFO, (struct ccd_ioctl *) &conf)) 44782943Sphk return (1); 44813044Sasami 44982943Sphk numconfiged = conf.size / sizeof(struct ccd_s); 45013044Sasami 45113044Sasami if (argc == 0) { 45282943Sphk for (i = 0; i < numconfiged; i++) 45382943Sphk print_ccd_info(&(conf.buffer[i])); 45413044Sasami } else { 45513044Sasami while (argc) { 45613044Sasami cp = *argv++; --argc; 457109417Sphk if ((ccd = resolve_ccdname(cp)) < 0) { 45813044Sasami warnx("invalid ccd name: %s", cp); 45913044Sasami continue; 46013044Sasami } 46182943Sphk error = 1; 46282943Sphk for (i = 0; i < numconfiged; i++) { 463109417Sphk if (conf.buffer[i].sc_unit == ccd) { 46482943Sphk print_ccd_info(&(conf.buffer[i])); 46582943Sphk error = 0; 46682943Sphk break; 46782943Sphk } 46882943Sphk } 46982943Sphk if (error) { 47082943Sphk warnx("ccd%d not configured", numccd); 47113044Sasami continue; 47213044Sasami } 47313044Sasami } 47482943Sphk } 47513044Sasami 47613044Sasami return (0); 47713044Sasami} 47813044Sasami 47913044Sasamistatic void 48092539Simpprint_ccd_info(struct ccd_s *cs) 48113044Sasami{ 482109417Sphk char *cp; 48313044Sasami static int header_printed = 0; 48482943Sphk struct ccdcpps cpps; 485109417Sphk int ccd; 48613044Sasami 48782943Sphk /* Print out header if necessary*/ 48813044Sasami if (header_printed == 0 && verbose) { 48913044Sasami printf("# ccd\t\tileave\tflags\tcompnent devices\n"); 49013044Sasami header_printed = 1; 49113044Sasami } 49213044Sasami 49313044Sasami /* Dump out softc information. */ 49413044Sasami printf("ccd%d\t\t%d\t%d\t", cs->sc_unit, cs->sc_ileave, 49513044Sasami cs->sc_cflags & CCDF_USERMASK); 49613044Sasami fflush(stdout); 49713044Sasami 49813044Sasami /* Read in the component info. */ 49982943Sphk asprintf(&cp, "%s%d", cs->device_stats.device_name, 50082943Sphk cs->device_stats.unit_number); 50182943Sphk if (cp == NULL) { 50213044Sasami printf("\n"); 50382943Sphk warn("ccd%d: can't allocate memory", 50482943Sphk cs->sc_unit); 50582943Sphk return; 50682943Sphk } 50782943Sphk 508109417Sphk if ((ccd = resolve_ccdname(cp)) < 0) { 50982943Sphk printf("\n"); 51082943Sphk warnx("can't read component info: invalid ccd name: %s", cp); 51182943Sphk return; 51282943Sphk } 51382943Sphk cpps.size = 0; 51482943Sphk if (do_io(ccd, CCDCPPINFO, (struct ccd_ioctl *) &cpps)) { 51582943Sphk printf("\n"); 51613044Sasami warnx("can't read component info"); 51782943Sphk return; 51813044Sasami } 51982943Sphk cpps.buffer = alloca(cpps.size); 52082943Sphk if (cpps.buffer == NULL) { 52182943Sphk printf("\n"); 52282943Sphk warn("ccd%d: can't allocate memory for component info", 52382943Sphk cs->sc_unit); 52482943Sphk return; 52582943Sphk } 52682943Sphk if (do_io(ccd, CCDCPPINFO, (struct ccd_ioctl *) &cpps)) { 52782943Sphk printf("\n"); 52882943Sphk warnx("can't read component info"); 52982943Sphk return; 53082943Sphk } 53113044Sasami 53282943Sphk /* Display component info. */ 53382943Sphk for (cp = cpps.buffer; cp - cpps.buffer < cpps.size; cp += strlen(cp) + 1) { 53482943Sphk printf((cp + strlen(cp) + 1) < (cpps.buffer + cpps.size) ? 53582943Sphk "%s " : "%s\n", cp); 53613044Sasami fflush(stdout); 53713044Sasami } 53882943Sphk return; 53913044Sasami} 54013044Sasami 54113044Sasamistatic int 54292539Simpflags_to_val(char *flags) 54313044Sasami{ 54413044Sasami char *cp, *tok; 54513044Sasami int i, tmp, val = ~CCDF_USERMASK; 54613044Sasami size_t flagslen; 54713044Sasami 54813044Sasami /* 54913044Sasami * The most common case is that of NIL flags, so check for 55013044Sasami * those first. 55113044Sasami */ 55213044Sasami if (strcmp("none", flags) == 0 || strcmp("0x0", flags) == 0 || 55313044Sasami strcmp("0", flags) == 0) 55413044Sasami return (0); 55513044Sasami 55613044Sasami flagslen = strlen(flags); 55713044Sasami 55813044Sasami /* Check for values represented by strings. */ 55913044Sasami if ((cp = strdup(flags)) == NULL) 56013044Sasami err(1, "no memory to parse flags"); 56113044Sasami tmp = 0; 56213044Sasami for (tok = cp; (tok = strtok(tok, ",")) != NULL; tok = NULL) { 56313044Sasami for (i = 0; flagvaltab[i].fv_flag != NULL; ++i) 56413044Sasami if (strcmp(tok, flagvaltab[i].fv_flag) == 0) 56513044Sasami break; 56613044Sasami if (flagvaltab[i].fv_flag == NULL) { 56713044Sasami free(cp); 56813044Sasami goto bad_string; 56913044Sasami } 57013044Sasami tmp |= flagvaltab[i].fv_val; 57113044Sasami } 57213044Sasami 57313044Sasami /* If we get here, the string was ok. */ 57413044Sasami free(cp); 57513044Sasami val = tmp; 57613044Sasami goto out; 57713044Sasami 57813044Sasami bad_string: 57913044Sasami 58013044Sasami /* Check for values represented in hex. */ 58113044Sasami if (flagslen > 2 && flags[0] == '0' && flags[1] == 'x') { 58213044Sasami errno = 0; /* to check for ERANGE */ 58313044Sasami val = (int)strtol(&flags[2], &cp, 16); 58413044Sasami if ((errno == ERANGE) || (*cp != '\0')) 58513044Sasami return (-1); 58613044Sasami goto out; 58713044Sasami } 58813044Sasami 58913044Sasami /* Check for values represented in decimal. */ 59013044Sasami errno = 0; /* to check for ERANGE */ 59113044Sasami val = (int)strtol(flags, &cp, 10); 59213044Sasami if ((errno == ERANGE) || (*cp != '\0')) 59313044Sasami return (-1); 59413044Sasami 59513044Sasami out: 59613044Sasami return (((val & ~CCDF_USERMASK) == 0) ? val : -1); 59713044Sasami} 59813044Sasami 59913044Sasamistatic void 60092539Simpusage(void) 60113044Sasami{ 60226541Scharnier fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 60326541Scharnier "usage: ccdconfig [-cv] ccd ileave [flags] dev [...]", 60426541Scharnier " ccdconfig -C [-v] [-f config_file]", 60526541Scharnier " ccdconfig -u [-v] ccd [...]", 60626541Scharnier " ccdconfig -U [-v] [-f config_file]", 60782943Sphk " ccdconfig -g [ccd [...]]"); 60813044Sasami exit(1); 60913044Sasami} 61026541Scharnier 61113052Sasami/* Local Variables: */ 61213052Sasami/* c-argdecl-indent: 8 */ 61313052Sasami/* c-indent-level: 8 */ 61413052Sasami/* End: */ 615