librpc/idl/ioctl.idl

   1 #include "idl_types.h"
   2 [
   3         pointer_default(unique)
   4 ]
   5 interface copychunk
   6 {
   7         typedef [public] struct {
   8                 uint8 resume_key[24];
   9                 uint32 context_len;
  10                 /* <56> Windows sends 4 bytes of zero for the context field. */
  11                 uint8 context[4];
  12         } req_resume_key_rsp;
  13
  14         typedef struct {
  15                 hyper source_off;
  16                 hyper target_off;
  17                 uint32 length;
  18                 uint32 reserved;
  19         } srv_copychunk;
  20
  21         typedef [public] struct {
  22                 uint8 source_key[24];
  23                 uint32 chunk_count;
  24                 uint32 reserved;
  25                 srv_copychunk chunks[chunk_count];
  26         } srv_copychunk_copy;
  27
  28         typedef [public] struct {
  29                 uint32 chunks_written;
  30                 uint32 chunk_bytes_written;
  31                 uint32 total_bytes_written;
  32         } srv_copychunk_rsp;
  33
  34         typedef [public] struct {
  35                 uint32 version;
  36                 uint32 size;
  37                 uint32 maximum_token_lifetime;
  38                 uint32 default_token_lifetime;
  39                 hyper maximum_xfer_size;
  40                 hyper optimal_xfer_count;
  41                 uint32 maximum_data_descriptors;
  42                 uint32 maximum_xfer_length_per_descriptor;
  43                 uint32 optimal_xfer_length_per_descriptor;
  44                 uint16 optimal_xfer_length_granularity;
  45                 uint8 reserved[2];
  46         } device_copy_offload_descriptor;
  47
  48         /* XXX: 0x00000001 is unconfirmed */
  49         const uint32 STORAGE_OFFLOAD_TOKEN_TYPE_ZERO_DATA = 0x00000001;
  50         typedef [public] struct {
  51                 uint32 token_type;
  52                 uint8 reserved[2];
  53                 uint16 token_id_len;
  54                 [size_is(token_id_len)] uint8 token[];
  55         } storage_offload_token;
  56
  57         typedef [public] struct {
  58                 uint32 size;
  59                 uint32 flags;
  60                 uint32 token_time_to_live;
  61                 uint32 reserved;
  62                 hyper file_offset;
  63                 hyper length;
  64         } fsctl_offload_read_input;
  65
  66         const uint32 OFFLOAD_READ_FLAG_FILE_TOO_SMALL = 0x00000001;
  67         const uint32 OFFLOAD_READ_FLAG_ALL_ZERO_BEYOND_RANGE = 0x00000002;
  68         const uint32 OFFLOAD_READ_FLAG_CANNOT_OFFLOAD_BEYOND_RANGE = 0x00000004;
  69         typedef [public] struct {
  70                 uint32 size;
  71                 uint32 flags;
  72                 hyper xfer_length;
  73                 uint8 token[512];
  74         } fsctl_offload_read_output;
  75
  76         typedef [public] struct {
  77                 uint32 size;
  78                 uint32 flags;
  79                 hyper file_offset;
  80                 hyper copy_length;
  81                 hyper xfer_offset;
  82                 uint8 token[512];
  83         } fsctl_offload_write_input;
  84
  85         typedef [public] struct {
  86                 uint32 size;
  87                 uint32 flags;
  88                 hyper length_written;
  89         } fsctl_offload_write_output;
  90 }