Request
| Index Word
|
Description
|
| 0
|
Header code [0x004D01C4]
|
| 1
|
File handle lower word
|
| 2
|
File handle upper word
|
| 3
|
Offset lower word
|
| 4
|
Offset upper word
|
| 5
|
Size of read buffer
|
| 6
|
Unknown (always 0x00001000)
|
| 7
|
Size of hashtable
|
| 8
|
(size of hashtable << 8) | 4
|
| 9
|
Pointer to hashtable
|
| 10
|
(size of read buffer << 8) | 0x14
|
| 11
|
Pointer to read buffer
|
Response
| Index Word
|
Description
|
| 0
|
Header code
|
| 1
|
Result code
|
| 2
|
Size read
|
| 3
|
4
|
The data read are stored in the read buffer. For each 0x1000-byte block read, a SHA256 hash of the block is stored in the hashtable.
It is unknown how hashing behaves if the read offset/size are not aligned to a 0x1000-byte boundary.