Displaying 6 results from an estimated 6 matches for "part_type_byt".
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part_type_byte
2019 Jan 21
0
[PATCH nbdkit v2 2/4] partition filter: Support MBR logical partitions.
...#include "byte-swapping.h"
+#include "isaligned.h"
#include "partition.h"
+/* See also linux.git/block/partitions/msdos.c:is_extended_partition */
+#define is_extended(byte) ((byte) == 0x5 || (byte) == 0xf || (byte) == 0x85)
+
struct mbr_partition {
uint8_t part_type_byte;
uint32_t start_sector;
@@ -69,16 +75,16 @@ find_mbr_partition (struct nbdkit_next_ops *next_ops, void *nxdata,
{
int i;
struct mbr_partition partition;
+ uint32_t ep_start_sector, ep_nr_sectors;
+ uint64_t ebr, next_ebr;
+ uint8_t sector[SECTOR_SIZE];
- if (partnum > 4) {
-...
2019 Jan 20
5
[PATCH nbdkit 0/4] partition: Support MBR logical partitions.
This implements support for MBR logical partitions in
nbdkit-partition-filter, complementing existing support in the
partitioning plugin.
Rich.
2019 Jan 22
2
Re: [PATCH nbdkit v2 2/4] partition filter: Support MBR logical partitions.
...rror ("MBR logical partitions are not supported");
> - return -1;
> - }
> -
> + /* Primary partition. */
> for (i = 0; i < 4; ++i) {
> get_mbr_partition (mbr, i, &partition);
> if (partition.nr_sectors > 0 &&
> partition.part_type_byte != 0 &&
> + !is_extended (partition.part_type_byte) &&
> partnum == i+1) {
Given a disk with only 2 partitions, but requesting access to partition
3, fails this loop, and falls into:
> *offset_r = partition.start_sector * SECTOR_SIZE;
> *...
2019 Jan 22
7
[PATCH nbdkit v3 0/5] partition filter: Support MBR logical partitions.
I think this addresses everything in Eric's v2 review.
Note that the first patch is best viewed using ‘-w’ to ignore
whitespaces changes.
Rich.
2019 Jan 21
8
[PATCH nbdkit v2 0/4] Support MBR logical partitions.
This is a revised version of the two series previously posted here:
https://www.redhat.com/archives/libguestfs/2019-January/msg00137.html
https://www.redhat.com/archives/libguestfs/2019-January/msg00139.html
There have been many smaller changes but the highlights are:
- Using SECTOR_SIZE instead of hard-coding 512 everywhere.
- Additional safety checks that the EBR chain doesn't
jump
2018 Jan 19
9
[PATCH nbdkit filters-v3 0/7] Introduce filters.
This is still tentative and needs a lot of work, but:
- partition filter works, supporting MBR & GPT
- prepare and finalize methods fixed
- open method can now be changed (allowing readonly flag to be modified)
- thread_model can be limited
I believe I made most of the changes which were previously suggested
in email. I think the only one I didn't was preventing inclusion of
both