Differences

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--- scsidrminfo [2009/04/24 18:14] – megadiscman
+++ scsidrminfo [2009/10/24 23:36] – send key/report key are officially documented SCSI commands megadiscman
@@ Line 4: / Line 4: @@
 ==== Command A3: Write Crypto Stuff ====
-(Sony calls it "Send Key")
+(This is officially "Send Key", but only on CD/DVD devices...)
 <code>
@@ Line 11: / Line 11: @@
 : DWORD Object Number
 : BYTE  unused
-: BYTE  Magic Byte BD
+: BYTE  Key class - For Sony DRM: BD
 : WORD  Size of cryptographic data
 A: BYTE  key type
@@ Line 18: / Line 18: @@
 ==== Command A4: Read Crypto Stuff ====
-(Sony calls it "Report Key")
+(This is officially "Report Key", but only on CD/DVD devices...)
 <code>
@@ Line 25: / Line 25: @@
 : DWORD Object Number
 : BYTE  unsused
-: BYTE  Magic Byte BD
+: BYTE  Key class - For Sony DRM: BD
 : WORD  Size of cryptographic data
 A: BYTE  key type
@@ Line 117: / Line 117: @@
 ==== Key type 39: Unique ID ====
+This data packet is sent from the HiMD device to the host (expected length 192 bytes)
+<code>
+: DWORD unknown, maybe length in first two bytes
+: WORD  "UidCode"
+: BYTE  Version
+: BYTE  Length
+: BYTES Uid Data
+</code>
 ==== Key type 3B: Leaf ID ====
+This data packet is sent from the HiMD device to the host
+<code>
+: WORD  unknown, length?
+: BYTES 8 Bytes leaf ID
+</code>
 ==== Key type 3D: Disc ID ====
 <code>
-: WORD  unusused, length?
+: WORD  unknown, length?
 : BYTES 16 bytes disc ID
 </code>