Difference between revisions of "PSPXI:EncryptDecryptAes"

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(Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x000401C4] |- | 1 | Size in bytes |- | 2-5 | IV / CTR |- | 6 | Algorithm Type (0....")
 
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| Algorithm Type (0..4)
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| Algorithm Type (0..5)
 
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|-
 
| 2-5
 
| 2-5
| MAC (?)
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| MAC
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==MAC==
 +
For CBC mode, the output MAC is the last 16-bytes of the ciphertext. For the other modes, this field is the same as the input IV/CTR.
 +
 
 +
==Algorithm Types==
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{| class="wikitable" border="1"
 +
|-
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!  Type
 +
!  Description
 +
|-
 +
| 0
 +
| CBC Encrypt
 +
|-
 +
| 1
 +
| CBC Decrypt
 +
|-
 +
| 2
 +
| CTR Encrypt
 +
|-
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| 3
 +
| CTR Decrypt
 +
|-
 +
| 4
 +
| CCM Encrypt
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|-
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| 5
 +
| CCM Decrypt
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|}
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 +
==Key Types==
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{| class="wikitable" border="1"
 +
|-
 +
!  Type
 +
!  Description
 +
|-
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| 0
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| Used to decrypt the SSL client cert/client private key
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|-
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| 1
 +
| Used to crypt the local-WLAN WPA2 passphrase
 +
|-
 +
| 2
 +
| ?
 +
|-
 +
| 3
 +
| [[SpotPass|BOSS]]
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|-
 +
| 4
 +
| ?
 +
|-
 +
| 5
 +
| ?
 +
|-
 +
| 6
 +
| ?
 
|}
 
|}

Revision as of 18:30, 13 August 2012

Request

Index Word Description
0 Header code [0x000401C4]
1 Size in bytes
2-5 IV / CTR
6 Algorithm Type (0..5)
7 Key Type (0..7)
8 (size<<8) | 0x4
9 Source pointer
10 (size<<8) | 0x14
11 Destination pointer

Response

Index Word Description
0 Header code [0x00040140]
1 Result code
2-5 MAC

MAC

For CBC mode, the output MAC is the last 16-bytes of the ciphertext. For the other modes, this field is the same as the input IV/CTR.

Algorithm Types

Type Description
0 CBC Encrypt
1 CBC Decrypt
2 CTR Encrypt
3 CTR Decrypt
4 CCM Encrypt
5 CCM Decrypt

Key Types

Type Description
0 Used to decrypt the SSL client cert/client private key
1 Used to crypt the local-WLAN WPA2 passphrase
2 ?
3 BOSS
4 ?
5 ?
6 ?