*/
#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#else
#include "blkid/blkid.h"
-char *progname = "blkid";
-void print_version(FILE *out)
+const char *progname = "blkid";
+
+static void print_version(FILE *out)
{
fprintf(stderr, "%s %s (%s)\n", progname, BLKID_VERSION, BLKID_DATE);
}
-void usage(int error)
+static void usage(int error)
{
FILE *out = error ? stderr : stdout;
exit(error);
}
-#define PT_FL_START 0x0001
-#define PT_FL_TYPE 0x0002
-
-static void print_tag(blkid_dev *dev, blkid_tag *tag, int *flags)
-{
- /* Print only one "dev:" per device */
- if (!*flags & PT_FL_START) {
- printf("%s: ", dev->bid_name);
- *flags |= PT_FL_START;
- }
- /* Print only the primary TYPE per device */
- if (!strcmp(tag->bit_name, "TYPE")) {
- if (*flags & PT_FL_TYPE)
- return;
- *flags |= PT_FL_TYPE;
- }
- printf("%s=\"%s\" ", tag->bit_name, tag->bit_val);
-}
-
-void print_tags(blkid_dev *dev, char *show[], int numtag)
+static void print_tags(blkid_dev dev, char *show[], int numtag)
{
- struct list_head *p;
- int flags = 0;
+ blkid_tag_iterate iter;
+ const char *type, *value;
+ int i, first = 1;
if (!dev)
return;
- list_for_each(p, &dev->bid_tags) {
- blkid_tag *tag = list_entry(p, blkid_tag, bit_tags);
- int i;
-
- /* Print all tokens if none is specified */
- if (numtag == 0 || !show) {
- print_tag(dev, tag, &flags);
- /* Otherwise, only print specific tokens */
- } else for (i = 0; i < numtag; i++) {
- if (!strcmp(tag->bit_name, show[i]))
- print_tag(dev, tag, &flags);
+ iter = blkid_tag_iterate_begin(dev);
+ while (blkid_tag_next(iter, &type, &value) == 0) {
+ if (numtag && show) {
+ for (i=0; i < numtag; i++)
+ if (!strcmp(type, show[i]))
+ break;
+ if (i >= numtag)
+ continue;
+ }
+ if (first) {
+ printf("%s: ", blkid_dev_devname(dev));
+ first = 0;
}
+ printf("%s=\"%s\" ", type, value);
}
+ blkid_tag_iterate_end(iter);
- if (flags)
+ if (!first)
printf("\n");
}
int main(int argc, char **argv)
{
- blkid_cache *cache = NULL;
+ blkid_cache cache = NULL;
char *devices[128] = { NULL, };
char *show[128] = { NULL, };
- blkid_tag *tag = NULL;
+ char *search_type = NULL, *search_value = NULL;
char *read = NULL;
char *write = NULL;
int numdev = 0, numtag = 0;
int i;
char c;
- while ((c = getopt (argc, argv, "c:d:f:hps:t:w:v")) != EOF)
+ while ((c = getopt (argc, argv, "c:f:hps:t:w:v")) != EOF)
switch (c) {
- case 'd': /* deprecated */
- if (numdev >= sizeof(devices) / sizeof(*devices)) {
- fprintf(stderr,
- "Too many devices specified\n");
- usage(err);
- }
- devices[numdev++] = optarg;
- break;
case 'c':
if (optarg && !*optarg)
read = NULL;
show[numtag++] = optarg;
break;
case 't':
- if (tag) {
+ if (search_type) {
fprintf(stderr, "Can only search for "
"one NAME=value pair\n");
usage(err);
}
- if (!(tag = blkid_token_to_tag(optarg))) {
+ if (blkid_parse_tag_string(optarg,
+ &search_type,
+ &search_value)) {
fprintf(stderr, "-t needs NAME=value pair\n");
usage(err);
}
goto exit;
}
- if (blkid_read_cache(&cache, read) < 0)
+ if (blkid_get_cache(&cache, read) < 0)
goto exit;
err = 2;
/* If looking for a specific NAME=value pair, print only that */
- if (tag) {
- blkid_tag *found = NULL;
+ if (search_type) {
+ blkid_dev dev;
/* Load any additional devices not in the cache */
for (i = 0; i < numdev; i++)
- blkid_get_devname(cache, devices[i]);
+ blkid_get_dev(cache, devices[i], BLKID_DEV_NORMAL);
- if ((found = blkid_get_tag_cache(cache, tag))) {
- print_tags(found->bit_dev, show, numtag);
+ if ((dev = blkid_find_dev_with_tag(cache, search_type,
+ search_value))) {
+ print_tags(dev, show, numtag);
err = 0;
}
/* If we didn't specify a single device, show all available devices */
} else if (!numdev) {
- struct list_head *p;
+ blkid_dev_iterate iter;
+ blkid_dev dev;
- blkid_probe_all(&cache);
+ blkid_probe_all(cache);
- list_for_each(p, &cache->bic_devs) {
- blkid_dev *dev = list_entry(p, blkid_dev, bid_devs);
+ iter = blkid_dev_iterate_begin(cache);
+ while (blkid_dev_next(iter, &dev) == 0) {
print_tags(dev, show, numtag);
err = 0;
}
+ blkid_dev_iterate_end(iter);
/* Add all specified devices to cache (optionally display tags) */
} else for (i = 0; i < numdev; i++) {
- blkid_dev *dev = blkid_get_devname(cache, devices[i]);
+ blkid_dev dev = blkid_get_dev(cache, devices[i],
+ BLKID_DEV_NORMAL);
if (dev) {
print_tags(dev, show, numtag);
}
exit:
- blkid_free_tag(tag);
- blkid_save_cache(cache, write);
- blkid_free_cache(cache);
+ if (search_type)
+ free(search_type);
+ if (search_value)
+ free(search_value);
+ blkid_put_cache(cache);
return err;
}