static int create_tmp_dev(const char *devpath, char *tmpdev, int dev_type)
{
unsigned int maj, min;
const char *attr;
dbg("%s", devpath);
attr = sysfs_attr_get_value(devpath, "dev");
if (attr == NULL) {
dbg("%s: could not get dev attribute: %s", devpath, strerror(errno));
return -1;
}
dbg("dev value %s", attr);
if (sscanf(attr, "%u:%u", &maj, &min) != 2) {
err("%s: invalid dev major/minor", devpath);
return -1;
}
snprintf(tmpdev, MAX_PATH_LEN, "%s/%s-maj%d-min%d-%u",
TMP_DIR, TMP_PREFIX, maj, min, getpid());
dbg("tmpdev '%s'", tmpdev);
if (mknod(tmpdev, 0600 | dev_type, makedev(maj, min))) {
err("mknod failed: %s", strerror(errno));
return -1;
}
return 0;
}
dev_t udev_device_get_devt(struct udevice *udev)
{
const char *attr;
unsigned int maj, min;
/* read it from sysfs */
attr = sysfs_attr_get_value(udev->dev->devpath, "dev");
if (attr != NULL) {
if (sscanf(attr, "%u:%u", &maj, &min) == 2)
return makedev(maj, min);
}
return makedev(0, 0);
}
static int per_dev_options(struct sysfs_device *dev_scsi, int *good_bad, int *page_code)
{
int retval;
int newargc;
char **newargv = NULL;
const char *vendor, *model, *type;
int option;
*good_bad = all_good;
*page_code = default_page_code;
vendor = sysfs_attr_get_value(dev_scsi->devpath, "vendor");
if (!vendor) {
info("%s: cannot get vendor attribute", dev_scsi->devpath);
return -1;
}
set_str(vendor_str, vendor, sizeof(vendor_str)-1);
model = sysfs_attr_get_value(dev_scsi->devpath, "model");
if (!model) {
info("%s: cannot get model attribute\n", dev_scsi->devpath);
return -1;
}
set_str(model_str, model, sizeof(model_str)-1);
type = sysfs_attr_get_value(dev_scsi->devpath, "type");
if (!type) {
info("%s: cannot get type attribute", dev_scsi->devpath);
return -1;
}
set_type(type_str, type, sizeof(type_str));
type = sysfs_attr_get_value(dev_scsi->devpath, "rev");
if (!type) {
info("%s: cannot get type attribute\n", dev_scsi->devpath);
return -1;
}
set_str(revision_str, type, sizeof(revision_str)-1);
retval = get_file_options(vendor, model, &newargc, &newargv);
optind = 1; /* reset this global extern */
while (retval == 0) {
option = getopt(newargc, newargv, dev_short_options);
if (option == -1)
break;
if (optarg)
dbg("option '%c' arg '%s'\n", option, optarg);
else
dbg("option '%c'\n", option);
switch (option) {
case 'b':
*good_bad = 0;
break;
case 'g':
*good_bad = 1;
break;
case 'p':
if (strcmp(optarg, "0x80") == 0) {
*page_code = PAGE_80;
} else if (strcmp(optarg, "0x83") == 0) {
*page_code = PAGE_83;
} else if (strcmp(optarg, "pre-spc3-83") == 0) {
*page_code = PAGE_83_PRE_SPC3;
} else {
info("Unknown page code '%s'", optarg);
retval = -1;
}
break;
default:
info("Unknown or bad option '%c' (0x%x)", option, option);
retval = -1;
break;
}
}
if (newargv) {
free(newargv[0]);
free(newargv);
}
return retval;
}
