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authorphk <phk@FreeBSD.org>2003-06-02 21:29:04 +0000
committerphk <phk@FreeBSD.org>2003-06-02 21:29:04 +0000
commit52a564bd3f35ffd01f53a0488307386dc1d2a0e8 (patch)
treed9e30cfa36c789b452265292db3a5dc926b9b817 /sbin
parentca0770e1ddedaca276738c1db0298cc9a6fc9403 (diff)
downloadFreeBSD-src-52a564bd3f35ffd01f53a0488307386dc1d2a0e8.zip
FreeBSD-src-52a564bd3f35ffd01f53a0488307386dc1d2a0e8.tar.gz
Further devilification of CCD:
Change the list interface to simplify things. Remove old list ioctls which bogusly exported the softc to userland. Move the softc and associated structures from the public header to the source file.
Diffstat (limited to 'sbin')
-rw-r--r--sbin/ccdconfig/ccdconfig.c151
1 files changed, 29 insertions, 122 deletions
diff --git a/sbin/ccdconfig/ccdconfig.c b/sbin/ccdconfig/ccdconfig.c
index 4c877ff..636127c 100644
--- a/sbin/ccdconfig/ccdconfig.c
+++ b/sbin/ccdconfig/ccdconfig.c
@@ -82,7 +82,6 @@ static int do_single(int, char **, int);
static int do_all(int);
static int dump_ccd(int, char **);
static int flags_to_val(char *);
-static void print_ccd_info(struct ccd_s *);
static int resolve_ccdname(char *);
static void usage(void);
@@ -405,14 +404,6 @@ do_io(int unit, u_long cmd, struct ccd_ioctl *cciop)
cp = "CCDIOCCLR";
break;
- case CCDCONFINFO:
- cp = "CCDCONFINFO";
- break;
-
- case CCDCPPINFO:
- cp = "CCDCPPINFO";
- break;
-
default:
cp = "unknown";
}
@@ -424,134 +415,50 @@ do_io(int unit, u_long cmd, struct ccd_ioctl *cciop)
}
static int
-dump_ccd(int argc, char **argv)
+dumpout(int unit)
{
+ static int v;
+ struct gctl_req *grq;
+ int ncp;
char *cp;
char const *errstr;
- int i, error, numccd, numconfiged = 0;
- struct ccdconf conf;
- int ccd;
- struct gctl_req *grq;
+
grq = gctl_get_handle();
+ ncp = 65536;
+ cp = malloc(ncp);
gctl_ro_param(grq, "verb", -1, "list");
gctl_ro_param(grq, "class", -1, "CCD");
- cp = malloc(65536);
- gctl_rw_param(grq, "output", 65536, cp);
- if (verbose)
- gctl_ro_param(grq, "verbose", -1, "yes");
+ gctl_ro_param(grq, "unit", sizeof(unit), &unit);
+ gctl_rw_param(grq, "output", ncp, cp);
errstr = gctl_issue(grq);
- if (errstr == NULL) {
- printf("%s", cp);
- return (0);
- } else {
- warnx("%s\nor possibly kernel and ccdconfig out of sync",
- errstr);
+ if (errstr != NULL)
+ errx(1, "%s\nor possibly kernel and ccdconfig out of sync",
+ errstr);
+ if (strlen(cp) == 0)
+ errx(1, "ccd%d not configured", unit);
+ if (verbose && !v) {
+ printf("# ccd\t\tileave\tflags\tcomponent devices\n");
+ v = 1;
}
-
- /*
- * Read the ccd configuration data from the kernel and dump
- * it to stdout.
- */
- if ((ccd = resolve_ccdname("ccd0")) < 0) { /* XXX */
- warnx("invalid ccd name: %s", cp);
- return (1);
- }
- conf.size = 0;
- if (do_io(ccd, CCDCONFINFO, (struct ccd_ioctl *) &conf))
- return (1);
- if (conf.size == 0) {
- printf("no concatenated disks configured\n");
- return (0);
- }
- /* Allocate space for the configuration data. */
- conf.buffer = alloca(conf.size);
- if (conf.buffer == NULL) {
- warnx("no memory for configuration data");
- return (1);
- }
- if (do_io(ccd, CCDCONFINFO, (struct ccd_ioctl *) &conf))
- return (1);
-
- numconfiged = conf.size / sizeof(struct ccd_s);
-
- if (argc == 0) {
- for (i = 0; i < numconfiged; i++)
- print_ccd_info(&(conf.buffer[i]));
- } else {
- while (argc) {
- cp = *argv++; --argc;
- if ((ccd = resolve_ccdname(cp)) < 0) {
- warnx("invalid ccd name: %s", cp);
- continue;
- }
- error = 1;
- for (i = 0; i < numconfiged; i++) {
- if (conf.buffer[i].sc_unit == ccd) {
- print_ccd_info(&(conf.buffer[i]));
- error = 0;
- break;
- }
- }
- if (error) {
- warnx("ccd%d not configured", numccd);
- continue;
- }
- }
- }
-
+ printf("%s", cp);
+ free(cp);
return (0);
}
-static void
-print_ccd_info(struct ccd_s *cs)
+static int
+dump_ccd(int argc, char **argv)
{
- char *cp;
- static int header_printed = 0;
- struct ccdcpps cpps;
- int ccd;
-
- /* Print out header if necessary*/
- if (header_printed == 0 && verbose) {
- printf("# ccd\t\tileave\tflags\tcompnent devices\n");
- header_printed = 1;
- }
-
- /* Dump out softc information. */
- printf("ccd%d\t\t%d\t%d\t", cs->sc_unit, cs->sc_ileave,
- cs->sc_cflags & CCDF_USERMASK);
- fflush(stdout);
-
- /* Read in the component info. */
- asprintf(&cp, "ccd%d", cs->sc_unit);
- if (cp == NULL) {
- printf("\n");
- warn("ccd%d: can't allocate memory",
- cs->sc_unit);
- return;
- }
+ int i, err;
- if ((ccd = resolve_ccdname(cp)) < 0) {
- printf("\n");
- warnx("can't read component info: invalid ccd name: %s", cp);
- return;
- }
- cpps.size = 1024;
- cpps.buffer = alloca(cpps.size);
- memcpy(cpps.buffer, &ccd, sizeof ccd);
- if (do_io(ccd, CCDCPPINFO, (struct ccd_ioctl *) &cpps)) {
- printf("\n");
- warnx("can't read component info");
- return;
- }
-
- /* Display component info. */
- for (cp = cpps.buffer; *cp && cp - cpps.buffer < cpps.size; cp += strlen(cp) + 1) {
- printf((cp + strlen(cp) + 1) < (cpps.buffer + cpps.size) ?
- "%s " : "%s", cp);
+ if (argc == 0) {
+ err = dumpout(-1);
+ } else {
+ err = 0;
+ for (i = 0; err == 0 && i < argc; i++)
+ err = dumpout(resolve_ccdname(argv[i]));
}
- printf("\n");
- return;
+ return (err);
}
static int
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