int blkid_debug_mask = 0;
-static unsigned char *probe_buffer;
-static unsigned int probe_buffer_size = 0;
-
int get_linux_version (void)
{
static int kver = -1;
unsigned char *blkid_probe_get_buffer(blkid_probe pr,
blkid_loff_t off, blkid_loff_t len)
{
+ struct blkid_bufinfo *bf;
int ret;
- unsigned char *buf;
-
- if (len > probe_buffer_size) {
- buf = realloc(probe_buffer, len);
-
- if (!buf) {
- fprintf(stderr, "failed to allocate %d byte buffer\n",
- (int)len);
-
- return NULL;
- }
- probe_buffer = buf;
- probe_buffer_size = len;
- }
-
- memset(probe_buffer, 0, probe_buffer_size);
+ bf = malloc(sizeof(*bf) + len);
+ if (!bf)
+ return NULL;
+ memset(bf, 0, sizeof(*bf));
+ bf->data = ((unsigned char *)bf) + sizeof(*bf);
lseek(pr->fd, off, SEEK_SET);
- ret = read(pr->fd, probe_buffer, len);
+ ret = read(pr->fd, bf->data, len);
- if (ret != len)
+ if (ret != len) {
fprintf(stderr, "faile to read blkid\n");
+ free(bf);
+ return NULL;
+ }
- return probe_buffer;
+ list_add_tail(&bf->bufs, &pr->buffers);
+
+ return bf->data;
}
int blkid_probe_set_label(blkid_probe pr, unsigned char *label, size_t len)
return 0;
}
+int blkid_probe_set_utf8label(blkid_probe pr, unsigned char *label,
+ size_t len, int enc)
+{
+ if (len > (sizeof(pr->label) - 1)) {
+ fprintf(stderr, "label buffer too small %d > %d\n",
+ (int) len, (int) sizeof(pr->label) - 1);
+ return -1;
+ }
+
+ blkid_encode_to_utf8(enc,(unsigned char*) pr->label, len,
+ label, len+1);
+
+ return 0;
+}
+
int blkid_probe_set_uuid_as(blkid_probe pr, unsigned char *uuid, const char *name)
{
short unsigned int*u = (short unsigned int*) uuid;