--- grub-core/osdep/freebsd/getroot.c.orig 2015-01-23 02:27:45 UTC +++ grub-core/osdep/freebsd/getroot.c @@ -296,6 +296,105 @@ grub_util_get_grub_dev_os (const char *o return grub_dev; } +int grub_util_check_geom_label(const char *name) +{ + struct gmesh mesh; + struct gclass *class; + struct ggeom *geom; + struct gprovider *pp; + struct gprovider *pplabel; + struct gconsumer *cp; + const char *geom_name; + const char *test_name; + int err; + + err = geom_gettree (&mesh); + if (err != 0) + grub_util_error ("%s", _("couldn't open geom")); + + LIST_FOREACH (class, &mesh.lg_class, lg_class) + if (strcasecmp (class->lg_name, "label") == 0) + break; + if (!class) + grub_util_error ("%s", _("couldn't find geom `label' class")); + + if (strncmp (name, "/dev/", sizeof ("/dev/") - 1) == 0) + test_name = name + sizeof ("/dev/") - 1; + else + test_name = name; + + LIST_FOREACH (geom, &class->lg_geom, lg_geom) + { + LIST_FOREACH(pp, &geom->lg_provider, lg_provider) + { + geom_name = pp->lg_name; + if (strcasecmp (geom_name, test_name) != 0) + continue; + + LIST_FOREACH(cp, &geom->lg_consumer, lg_consumer) + { + pplabel = cp->lg_provider; + if (pplabel == NULL) + continue; + return 1; + } + } + } + return 0; +} + +const char * +grub_util_convert_geom_label_to_dev (const char *name, int *full_path) +{ + struct gmesh mesh; + struct gclass *class; + struct ggeom *geom; + struct gprovider *pp; + struct gprovider *pplabel; + struct gconsumer *cp; + static char buf[256]; + const char *geom_name; + int err; + + grub_util_info ("Converting label '%s' to device", name); + + err = geom_gettree (&mesh); + if (err != 0) + grub_util_error ("%s", _("couldn't open geom")); + + LIST_FOREACH (class, &mesh.lg_class, lg_class) + if (strcasecmp (class->lg_name, "label") == 0) + break; + if (!class) + grub_util_error ("%s", _("couldn't find geom `label' class")); + + + LIST_FOREACH (geom, &class->lg_geom, lg_geom) + { + LIST_FOREACH(pp, &geom->lg_provider, lg_provider) + { + geom_name = pp->lg_name; + if (strcasecmp (geom_name, name) != 0) + continue; + + LIST_FOREACH(cp, &geom->lg_consumer, lg_consumer) + { + pplabel = cp->lg_provider; + if (pplabel == NULL) + continue; + + if ( full_path ) + snprintf(buf, sizeof(buf), "/dev/%s", pplabel->lg_name); + else + snprintf(buf, sizeof(buf), "%s", pplabel->lg_name); + return buf; + } + } + } + grub_util_error ("%s", _("couldn't convert gptid to real device name")); + return 0; +} + /* FIXME: geom actually gives us the whole container hierarchy. It can be used more efficiently than this. */ void