ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

block: vhdx code movement - VHDXMetadataEntries and BDRVVHDXState to header. 

In preparation for VHDX log support, move these structures to the
header.

Signed-off-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Jeff Cody 2013-10-30 10:44:40 -04:00 committed by Stefan Hajnoczi
parent 4f18b7824a
commit 28541d4628
2 changed files with 48 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
block/vhdx.c
View File

@ -105,16 +105,6 @@ static const MSGUID parent_vhdx_guid = { .data1 = 0xb04aefb7,
META_PAGE_83_PRESENT | META_LOGICAL_SECTOR_SIZE_PRESENT | \ META_PAGE_83_PRESENT | META_LOGICAL_SECTOR_SIZE_PRESENT | \
META_PHYS_SECTOR_SIZE_PRESENT) META_PHYS_SECTOR_SIZE_PRESENT)
typedef struct VHDXMetadataEntries {
VHDXMetadataTableEntry file_parameters_entry;
VHDXMetadataTableEntry virtual_disk_size_entry;
VHDXMetadataTableEntry page83_data_entry;
VHDXMetadataTableEntry logical_sector_size_entry;
VHDXMetadataTableEntry phys_sector_size_entry;
VHDXMetadataTableEntry parent_locator_entry;
uint16_t present;
} VHDXMetadataEntries;
typedef struct VHDXSectorInfo { typedef struct VHDXSectorInfo {
uint32_t bat_idx; /* BAT entry index */ uint32_t bat_idx; /* BAT entry index */
@ -125,48 +115,6 @@ typedef struct VHDXSectorInfo {
uint64_t block_offset; /* block offset, in bytes */ uint64_t block_offset; /* block offset, in bytes */
} VHDXSectorInfo; } VHDXSectorInfo;
typedef struct BDRVVHDXState {
CoMutex lock;
int curr_header;
VHDXHeader *headers[2];
VHDXRegionTableHeader rt;
VHDXRegionTableEntry bat_rt; /* region table for the BAT */
VHDXRegionTableEntry metadata_rt; /* region table for the metadata */
VHDXMetadataTableHeader metadata_hdr;
VHDXMetadataEntries metadata_entries;
VHDXFileParameters params;
uint32_t block_size;
uint32_t block_size_bits;
uint32_t sectors_per_block;
uint32_t sectors_per_block_bits;
uint64_t virtual_disk_size;
uint32_t logical_sector_size;
uint32_t physical_sector_size;
uint64_t chunk_ratio;
uint32_t chunk_ratio_bits;
uint32_t logical_sector_size_bits;
uint32_t bat_entries;
VHDXBatEntry *bat;
uint64_t bat_offset;
MSGUID session_guid;
VHDXParentLocatorHeader parent_header;
VHDXParentLocatorEntry *parent_entries;
Error *migration_blocker;
} BDRVVHDXState;
/* Calculates new checksum. /* Calculates new checksum.
* *
* Zero is substituted during crc calculation for the original crc field * Zero is substituted during crc calculation for the original crc field

48
block/vhdx.h
View File

@ -308,6 +308,54 @@ typedef struct QEMU_PACKED VHDXParentLocatorEntry {
/* ----- END VHDX SPECIFICATION STRUCTURES ---- */ /* ----- END VHDX SPECIFICATION STRUCTURES ---- */
typedef struct VHDXMetadataEntries {
VHDXMetadataTableEntry file_parameters_entry;
VHDXMetadataTableEntry virtual_disk_size_entry;
VHDXMetadataTableEntry page83_data_entry;
VHDXMetadataTableEntry logical_sector_size_entry;
VHDXMetadataTableEntry phys_sector_size_entry;
VHDXMetadataTableEntry parent_locator_entry;
uint16_t present;
} VHDXMetadataEntries;
typedef struct BDRVVHDXState {
CoMutex lock;
int curr_header;
VHDXHeader *headers[2];
VHDXRegionTableHeader rt;
VHDXRegionTableEntry bat_rt; /* region table for the BAT */
VHDXRegionTableEntry metadata_rt; /* region table for the metadata */
VHDXMetadataTableHeader metadata_hdr;
VHDXMetadataEntries metadata_entries;
VHDXFileParameters params;
uint32_t block_size;
uint32_t block_size_bits;
uint32_t sectors_per_block;
uint32_t sectors_per_block_bits;
uint64_t virtual_disk_size;
uint32_t logical_sector_size;
uint32_t physical_sector_size;
uint64_t chunk_ratio;
uint32_t chunk_ratio_bits;
uint32_t logical_sector_size_bits;
uint32_t bat_entries;
VHDXBatEntry *bat;
uint64_t bat_offset;
MSGUID session_guid;
VHDXParentLocatorHeader parent_header;
VHDXParentLocatorEntry *parent_entries;
Error *migration_blocker;
} BDRVVHDXState;
void vhdx_guid_generate(MSGUID *guid); void vhdx_guid_generate(MSGUID *guid);