static
void
parse_string_param(prop_dictionary_t props, const char *name,
const char *value)
{
assert(name != NULL);
assert(value != NULL);
prop_dictionary_set(props, name, prop_string_create_cstring(value));
}
prop_array_t
udev_getdevs(int devfd)
{
prop_dictionary_t pd, rpd;
prop_string_t ps;
prop_array_t pa;
pd = prop_dictionary_create();
if (pd == NULL) {
err(1, "prop_dictionary_create()");
}
ps = prop_string_create_cstring("getdevs");
if (ps == NULL) {
prop_object_release(pd);
err(1, "prop_string_create_cstring()");
}
if (prop_dictionary_set(pd, "command", ps) == false) {
prop_object_release(ps);
prop_object_release(pd);
err(1, "prop_dictionary_set()");
}
prop_object_release(ps);
/* Send dictionary to kernel space */
if (prop_dictionary_sendrecv_ioctl(pd, devfd, UDEVPROP, &rpd) != 0)
err(1, "prop_array_recv_ioctl()");
prop_object_release(pd);
pa = prop_dictionary_get(rpd, "array");
if (pa == NULL)
goto out;
prop_object_retain(pa);
out:
prop_object_release(rpd);
return pa;
}
int
main(int argc, char **argv)
{
int c, mode;
char *attr = 0;
extern char *optarg;
extern int optind;
int fd, res;
size_t children;
struct devpmargs paa = {.devname = "", .flags = 0};
struct devlistargs laa = {.l_devname = "", .l_childname = NULL,
.l_children = 0};
struct devdetachargs daa;
struct devrescanargs raa;
int *locs, i;
prop_dictionary_t command_dict, args_dict, results_dict,
data_dict;
prop_string_t string;
prop_number_t number;
char *xml;
mode = 0;
while ((c = getopt(argc, argv, OPTS)) != -1) {
switch (c) {
case 'Q':
case 'R':
case 'S':
case 'd':
case 'l':
case 'p':
case 'r':
mode = c;
break;
case 'a':
attr = optarg;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc < 1 || mode == 0)
usage();
fd = open(DRVCTLDEV, OPEN_MODE(mode), 0);
if (fd < 0)
err(2, "open %s", DRVCTLDEV);
switch (mode) {
case 'Q':
paa.flags = DEVPM_F_SUBTREE;
/*FALLTHROUGH*/
case 'R':
strlcpy(paa.devname, argv[0], sizeof(paa.devname));
if (ioctl(fd, DRVRESUMEDEV, &paa) == -1)
err(3, "DRVRESUMEDEV");
break;
case 'S':
strlcpy(paa.devname, argv[0], sizeof(paa.devname));
if (ioctl(fd, DRVSUSPENDDEV, &paa) == -1)
err(3, "DRVSUSPENDDEV");
break;
case 'd':
strlcpy(daa.devname, argv[0], sizeof(daa.devname));
if (ioctl(fd, DRVDETACHDEV, &daa) == -1)
err(3, "DRVDETACHDEV");
break;
case 'l':
strlcpy(laa.l_devname, argv[0], sizeof(laa.l_devname));
if (ioctl(fd, DRVLISTDEV, &laa) == -1)
err(3, "DRVLISTDEV");
children = laa.l_children;
laa.l_childname = malloc(children * sizeof(laa.l_childname[0]));
if (laa.l_childname == NULL)
err(5, "DRVLISTDEV");
if (ioctl(fd, DRVLISTDEV, &laa) == -1)
err(3, "DRVLISTDEV");
if (laa.l_children > children)
err(6, "DRVLISTDEV: number of children grew");
for (i = 0; i < laa.l_children; i++)
printf("%s %s\n", laa.l_devname, laa.l_childname[i]);
break;
case 'r':
memset(&raa, 0, sizeof(raa));
strlcpy(raa.busname, argv[0], sizeof(raa.busname));
if (attr)
strlcpy(raa.ifattr, attr, sizeof(raa.ifattr));
if (argc > 1) {
locs = malloc((argc - 1) * sizeof(int));
if (!locs)
err(5, "malloc int[%d]", argc - 1);
for (i = 0; i < argc - 1; i++)
locs[i] = atoi(argv[i + 1]);
raa.numlocators = argc - 1;
raa.locators = locs;
}
if (ioctl(fd, DRVRESCANBUS, &raa) == -1)
err(3, "DRVRESCANBUS");
break;
case 'p':
command_dict = prop_dictionary_create();
args_dict = prop_dictionary_create();
string = prop_string_create_cstring_nocopy("get-properties");
prop_dictionary_set(command_dict, "drvctl-command", string);
prop_object_release(string);
string = prop_string_create_cstring(argv[0]);
prop_dictionary_set(args_dict, "device-name", string);
prop_object_release(string);
prop_dictionary_set(command_dict, "drvctl-arguments",
args_dict);
prop_object_release(args_dict);
res = prop_dictionary_sendrecv_ioctl(command_dict, fd,
DRVCTLCOMMAND,
&results_dict);
prop_object_release(command_dict);
if (res)
errx(3, "DRVCTLCOMMAND: %s", strerror(res));
number = prop_dictionary_get(results_dict, "drvctl-error");
if (prop_number_integer_value(number) != 0) {
errx(3, "get-properties: %s",
strerror((int)prop_number_integer_value(number)));
}
data_dict = prop_dictionary_get(results_dict,
"drvctl-result-data");
if (data_dict == NULL) {
errx(3, "get-properties: failed to return result data");
}
xml = prop_dictionary_externalize(data_dict);
prop_object_release(results_dict);
printf("Properties for device `%s':\n%s",
argv[0], xml);
free(xml);
break;
default:
errx(4, "unknown command");
}
return (0);
}
