/* Each parent type must have a valid GUID; this is for parent images
* of type 'VHDX'. If we were to allow e.g. a QCOW2 parent, we would
* need to make up our own QCOW2 GUID type */
-static const MSGUID parent_vhdx_guid = { .data1 = 0xb04aefb7,
+static const MSGUID parent_vhdx_guid __attribute__((unused))
+ = { .data1 = 0xb04aefb7,
.data2 = 0xd19e,
.data3 = 0x4a81,
.data4 = { 0xb7, 0x89, 0x25, 0xb8,
return ret;
}
+#define VHDX_METADATA_ENTRY_BUFFER_SIZE \
+ (sizeof(VHDXFileParameters) +\
+ sizeof(VHDXVirtualDiskSize) +\
+ sizeof(VHDXPage83Data) +\
+ sizeof(VHDXVirtualDiskLogicalSectorSize) +\
+ sizeof(VHDXVirtualDiskPhysicalSectorSize))
/*
* Create the Metadata entries.
VHDXVirtualDiskLogicalSectorSize *mt_log_sector_size;
VHDXVirtualDiskPhysicalSectorSize *mt_phys_sector_size;
- entry_buffer = g_malloc0(sizeof(VHDXFileParameters) +
- sizeof(VHDXVirtualDiskSize) +
- sizeof(VHDXPage83Data) +
- sizeof(VHDXVirtualDiskLogicalSectorSize) +
- sizeof(VHDXVirtualDiskPhysicalSectorSize));
+ entry_buffer = g_malloc0(VHDX_METADATA_ENTRY_BUFFER_SIZE);
mt_file_params = entry_buffer;
offset += sizeof(VHDXFileParameters);
}
ret = bdrv_pwrite(bs, metadata_offset + (64 * KiB), entry_buffer,
- VHDX_HEADER_BLOCK_SIZE);
+ VHDX_METADATA_ENTRY_BUFFER_SIZE);
if (ret < 0) {
goto exit;
}
goto exit;
}
-
exit:
g_free(s);
g_free(buffer);
}
-
delete_and_exit:
bdrv_unref(bs);
exit: