AMPXI:VerifyDSiWareFooter - Revision history

TimmSkiller: correct PXI buffer translation descriptor access types

2022-06-27T17:25:34Z

correct PXI buffer translation descriptor access types

← Older revision		Revision as of 21:25, 27 June 2022
Line 27:		Line 27:
	\|-		\|-
	\| 8		\| 8
	\| <nowiki>(DataSize << 8) \| ~~0x4~~</nowiki>		\| <nowiki>(DataSize << 8) \| 0x6</nowiki>
	\|-		\|-
	\| 9		\| 9
Line 33:		Line 33:
	\|-		\|-
	\| 10		\| 10
	\| <nowiki>(ECDSASignatureSize << 8) \| ~~0x14~~</nowiki>		\| <nowiki>(ECDSASignatureSize << 8) \| 0x16</nowiki>
	\|-		\|-
	\| 11		\| 11
Line 39:		Line 39:
	\|-		\|-
	\| 12		\| 12
	\| <nowiki>(CTCertSize << 8) \| ~~0x24~~</nowiki>		\| <nowiki>(CTCertSize << 8) \| 0x26</nowiki>
	\|-		\|-
	\| 13		\| 13
Line 45:		Line 45:
	\|-		\|-
	\| 14		\| 14
	\| <nowiki>(APCertSize << 8) \| ~~0x34~~</nowiki>		\| <nowiki>(APCertSize << 8) \| 0x36</nowiki>
	\|-		\|-
	\| 15		\| 15

Steveice10 at 00:57, 10 January 2016

2016-01-09T23:57:42Z

← Older revision		Revision as of 02:57, 10 January 2016
Line 8:		Line 8:
	\| Header code [0x004301C8]		\| Header code [0x004301C8]
	\|-		\|-
	\| 1		\| 1-2
	\| TWL ~~TitleID lower word,~~ from ~~the~~ [[DSiWare_Exports\|header]].		\| u64, TWL Title ID (from [[DSiWare_Exports\|header]])
	\|-
	~~\| 2~~
	~~\| TWL TitleID upper word, from the header.~~
	\|-		\|-
	\| 3		\| 3
	\| Data ~~buffer~~ size~~. When the running NATIVE_FIRM only supports [[DSiWare_Exports\|DSiWare]] exports format v1, the max size for this is 0xC0, otherwise the max size is 0x1C0.~~		\| Data size
	\|-		\|-
	\| 4		\| 4
	\| ECDSA signature ~~buffer~~ size, must be 0x3C.		\| ECDSA signature size (must be 0x3C)
	\|-		\|-
	\| 5		\| 5
	\| [[CTCert]] ~~buffer~~ size, must be 0x180.		\| [[CTCert]] size (must be 0x180)
	\|-		\|-
	\| 6		\| 6
	\| APCert ~~buffer~~ size, must be 0x180.		\| APCert size (must be 0x180)
	\|-		\|-
	\| 7		\| 7
	\| u8 [[DSiWare_Exports\|DSiWare]] export section index		\| u8, [[DSiWare_Exports\|DSiWare]] export section index
	\|-		\|-
	\| 8		\| 8
	\| <nowiki>(~~DataBufSize~~<<8) \| 0x4</nowiki>		\| <nowiki>(DataSize << 8) \| 0x4</nowiki>
	\|-		\|-
	\| 9		\| 9
	\| ~~DataBuf ptr, this buffer~~ contains ~~the~~ hashes from ~~the~~ [[DSiWare_Exports\|footer]].		\| Data pointer (contains hashes from [[DSiWare_Exports\|footer]])
	\|-		\|-
	\| 10		\| 10
	\| <nowiki>(~~SigBufSize~~<<8) \| 0x14</nowiki>		\| <nowiki>(ECDSASignatureSize << 8) \| 0x14</nowiki>
	\|-		\|-
	\| 11		\| 11
	\| ECDSA signature ~~ptr, this~~ signs ~~the above~~ data~~-buffer.~~		\| ECDSA signature pointer (signs data)
	\|-		\|-
	\| 12		\| 12
	\| <nowiki>(CTCertSize<<8) \| 0x24</nowiki>		\| <nowiki>(CTCertSize << 8) \| 0x24</nowiki>
	\|-		\|-
	\| 13		\| 13
	\| [[CTCert]] ~~buffer ptr,~~ from ~~the~~ footer.		\| [[CTCert]] pointer (from [[DSiWare_Exports\|footer]])
	\|-		\|-
	\| 14		\| 14
	\| <nowiki>(APCertSize<<8) \| 0x34</nowiki>		\| <nowiki>(APCertSize << 8) \| 0x34</nowiki>
	\|-		\|-
	\| 15		\| 15
	\| APCert ~~buffer ptr,~~ from ~~the~~ footer.		\| APCert pointer (from [[DSiWare_Exports\|footer]])
	\|}		\|}

Line 61:		Line 58:
	\|-		\|-
	\| 0		\| 0
	\| Header code		\| Header code [0x00430040]
	\|-		\|-
	\| 1		\| 1
Line 69:		Line 66:
	=Description=		=Description=
	This verifies the ECDSA signature and certificates from the [[DSiWare_Exports\|DSiWare]] export footer. The input CTCert is verified with a DER stored in NATIVE_FIRM, separate DERs are used for retail and dev/debug.		This verifies the ECDSA signature and certificates from the [[DSiWare_Exports\|DSiWare]] export footer. The input CTCert is verified with a DER stored in NATIVE_FIRM, separate DERs are used for retail and dev/debug.

			When the running NATIVE_FIRM only supports [[DSiWare_Exports\|DSiWare]] exports format v1, the max data size is 0xC0, otherwise the max size is 0x1C0.

Yellows8 at 19:41, 25 April 2013

2013-04-25T17:41:59Z

← Older revision		Revision as of 21:41, 25 April 2013
Line 68:		Line 68:

	=Description=		=Description=
	This verifies the ECDSA signature and certificates from the [[DSiWare_Exports\|DSiWare]] export footer.		This verifies the ECDSA signature and certificates from the [[DSiWare_Exports\|DSiWare]] export footer. The input CTCert is verified with a DER stored in NATIVE_FIRM, separate DERs are used for retail and dev/debug.

Yellows8 at 16:56, 25 April 2013

2013-04-25T14:56:30Z

← Older revision		Revision as of 18:56, 25 April 2013
Line 15:		Line 15:
	\|-		\|-
	\| 3		\| 3
	\| Data buffer size		\| Data buffer size. When the running NATIVE_FIRM only supports [[DSiWare_Exports\|DSiWare]] exports format v1, the max size for this is 0xC0, otherwise the max size is 0x1C0.
	\|-		\|-
	\| 4		\| 4
	\| ECDSA signature buffer size		\| ECDSA signature buffer size, must be 0x3C.
	\|-		\|-
	\| 5		\| 5
	\| [[CTCert]] buffer size		\| [[CTCert]] buffer size, must be 0x180.
	\|-		\|-
	\| 6		\| 6
	\| APCert buffer size		\| APCert buffer size, must be 0x180.
	\|-		\|-
	\| 7		\| 7

Yellows8: Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x004301C8] |- | 1 | TWL TitleID lower word, from the header. ..."

2013-04-25T14:04:12Z

Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x004301C8] |- | 1 | TWL TitleID lower word, from the header. ..."

New page

=Request=
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code [0x004301C8]
|-
| 1
| TWL TitleID lower word, from the [[DSiWare_Exports|header]].
|-
| 2
| TWL TitleID upper word, from the header.
|-
| 3
| Data buffer size
|-
| 4
| ECDSA signature buffer size
|-
| 5
| [[CTCert]] buffer size
|-
| 6
| APCert buffer size
|-
| 7
| u8 [[DSiWare_Exports|DSiWare]] export section index
|-
| 8
| <nowiki>(DataBufSize<<8) | 0x4</nowiki>
|-
| 9
| DataBuf ptr, this buffer contains the hashes from the [[DSiWare_Exports|footer]].
|-
| 10
| <nowiki>(SigBufSize<<8) | 0x14</nowiki>
|-
| 11
| ECDSA signature ptr, this signs the above data-buffer.
|-
| 12
| <nowiki>(CTCertSize<<8) | 0x24</nowiki>
|-
| 13
| [[CTCert]] buffer ptr, from the footer.
|-
| 14
| <nowiki>(APCertSize<<8) | 0x34</nowiki>
|-
| 15
| APCert buffer ptr, from the footer.
|}

=Response=
{| class="wikitable" border="1"
|-
! Index Word
! Description
|-
| 0
| Header code
|-
| 1
| Result code
|}

=Description=
This verifies the ECDSA signature and certificates from the [[DSiWare_Exports|DSiWare]] export footer.