FS:OpenFile: Difference between revisions

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Created page with "=Request= {| class="wikitable" border="1" |- ! Index Word ! Description |- | 0 | Header code [0x080201C2] |- | 1 | Usually zero? |- | 2 | Archive handle lower word |- | 3 | Arc..."
 
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=Request=
=Request=
{| class="wikitable" border="1"
{{IPC/Request|Request}}
|-
{{IPC/RequestHeader|0x0802|7|2}}
!  Index Word
{{IPC/RequestEntry|Transaction (usually 0)}}
!  Description
{{IPC/RequestEntryRange|2|u64, Archive Handle}}
|-
{{IPC/RequestEntry|[[Filesystem_services#PathType|Path Type]]}}
| 0
{{IPC/RequestEntry|Path Size (including null-terminator)}}
| Header code [0x080201C2]
{{IPC/RequestEntry|[[Filesystem_services#OpenFlags|Open Flags]]}}
|-
{{IPC/RequestEntry|[[Filesystem_services#Attributes|Attributes]] (usually 0)}}
| 1
{{IPC/TranslateStaticBuffer|Path Data Pointer|0}}
| Usually zero?
{{IPC/RequestEnd}}
|-
| 2
| Archive handle lower word
|-
| 3
| Archive handle upper word
|-
| 4
| LowPath.Type
|-
| 5
| LowPath.Size
|-
| 6
| Openflags
|-
| 7
| Usually zero?
|-
| 8
| (LowPath.Size<<14) <nowiki>|</nowiki> 2
|-
| 9
| LowPath.Data pointer
|}


=Response=
=Response=
{| class="wikitable" border="1"
{{IPC/Request|Response}}
|-
{{IPC/RequestHeader|0x0802|1|2}}
!  Index Word
{{IPC/RequestEntry|Result code}}
!  Description
{{IPC/MoveHandle|1}}
|-
{{IPC/MoveHandleEntry|File client session handle}}
| 0
{{IPC/RequestEnd}}
| Header code
|-
| 1
| Resultcode
|-
| 2
| File handle
|}


=Openflags=
[[Category:fs:USER commands]]
{| class="wikitable" border="1"
[[Category:fs:LDR commands]]
|-
!  Bit
!  Description
|-
| 0
| Read
|-
| 1
| Write
|-
| 2
| Create
|}
 
=LowPath Types=
{| class="wikitable" border="1"
|-
!  LowPath.Type
!  Description
|-
| 2
| ExeFS file path, first u32 in the LowPath.data buffer is an ID while the rest is the 8-byte filename
|-
| 3
| Path char*
|-
| 4
| Path wchar_t*
|}

Latest revision as of 12:54, 20 September 2024

Request

Request Word Description
0
Header 0x080201C2 Cmd 0x0802 Param 7 Xlat 2
1 Transaction (usually 0)
2-3 u64, Archive Handle
4 Path Type
5 Path Size (including null-terminator)
6 Open Flags
7 Attributes (usually 0)
8 Descriptor for static buffer (id 0)
9 Path Data Pointer

Response

Response Word Description
0
Header 0x08020042 Cmd 0x0802 Param 1 Xlat 2
1 Result code
2 Descriptor for moving 1 handle
3 File client session handle
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