Am 23.04.2013 um 16:24 hat Jeff Cody geschrieben:
> This is based on Microsoft's VHDX specification:
> "VHDX Format Specification v0.95", published 4/12/2012
> https://www.microsoft.com/en-us/download/details.aspx?id=29681
>
> These structures define the various header, metadata, and other
> block structures defined in the VHDX specification.
>
> Signed-off-by: Jeff Cody <[email protected]>
> ---
> block/vhdx.h | 327
> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 327 insertions(+)
> create mode 100644 block/vhdx.h
> +typedef struct QEMU_PACKED vhdx_page83_data {
> + uint8_t page_83_data[16]; /* unique id for scsi devices that
> + support page 0x83 */
> +} vhdx_page83_data;
Why uint8_t[16] instead of ms_guid?
> +
> +typedef struct QEMU_PACKED vhdx_virtual_disk_logical_sector_size {
> + uint32_t logical_sector_size; /* virtual disk sector size (in
> bytes).
> + Can only be 512 or 4096 bytes */
> +} vhdx_virtual_disk_logical_sector_size;
> +
> +typedef struct QEMU_PACKED vhdx_virtual_disk_physical_sector_size {
> + uint32_t physical_sector_size; /* physical sector size (in bytes).
> + Can only be 512 or 4096 bytes */
> +} vhdx_virtual_disk_physical_sector_size;
> +
> +typedef struct QEMU_PACKED vhdx_parent_locator_header {
> + uint8_t locator_type[16]; /* type of the parent virtual disk.
> */
Same question here.
> + uint16_t reserved;
> + uint16_t key_value_count; /* number of key/value pairs for this
> + locator */
> +} vhdx_parent_locator_header;
Kevin
