SceIofilemgr

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SceIofilemgr is the primary interface for file IO. Read File Management for more information on file IO.

Module

This module exists in only in non-secure world. The SELF can be found in os0:kd/iofilemgr.skprx.

Known NIDs

Version Name World Privilege NID
1.69 SceIofilemgr Non-secure Kernel 0x3E244C17

Libraries

This module is accessible by usermode.

Known NIDs

Version Name World Visibility NID
1.69 SceIofilemgrForDriver Non-secure Kernel 0x40FD29C7
1.69 SceIofilemgr Non-secure User 0xF2FF276E

Mount Points

This table is stored in data segment of SceIofilemgr as array of mount_point_info elements

Unix Mount Dev Major Dev Minor Filesystem Vita Mount Block Device VSH Mount Id
/tty 0x4000020 0x6003 dummy_ttyp_dev_fs tty dummy_ttyp_dev_fs 0x0
/dev 0x10 0x3 sdstor_dev_fs sdstor0: sd 0x1
/md 0x10 0x2003 md_dev_fs md0: md 0x2
/sd/exfat 0x2030001 0x30002 exfat sd0: sdstor0:ext-pp-act-a, sdstor0:ext-lp-act-entire 0x100
/os/exfat 0x1000001 0x1002 exfat os0: sdstor0:int-lp-act-os 0x200
/vs/exfat 0x1000001 0x1002 exfat vs0: sdstor0:int-lp-ign-vsh 0x300
/vd/exfat 0x1000001 0x10002 exfat vd0: sdstor0:int-lp-ign-vshdata 0x400
/tm/exfat 0x1000001 0x10002 exfat tm0: sdstor0:int-lp-ign-vtrm 0x500
/ur/exfat 0x1000001 0x50002 exfat ur0: sdstor0:int-lp-ign-user 0x600
/ud/exfat 0x1000001 0x10002 exfat ud0: sdstor0:int-lp-ign-updater 0x700
/ux/exfat 0x2020001 0x30002 exfat ux0: sdstor0:xmc-lp-ign-userext / sdstor0:int-lp-ign-userext 0x800
/gro/exfat 0x2010001 0x21002 exfat gro0: sdstor0:gcd-lp-ign-gamero 0x900
/grw/exfat 0x2010001 0x20002 exfat grw0: sdstor0:gcd-lp-ign-gamerw 0xA00
/sa/exfat 0x1000001 0x1002 exfat sa0: sdstor0:int-lp-ign-sysdata 0xB00
/pd/exfat 0x1000001 0x1002 exfat pd0: sdstor0:int-lp-ign-pidata 0xC00
/imc/exfat 0x2020001 0x30002 exfat imc0: sdstor0:int-lp-ign-userext 0xD00
/xmc/exfat 0x2020001 0x30002 exfat xmc0: sdstor0:xmc-lp-ign-userext 0xE00
/uma/exfat 0x2030001 0x2 exfat uma0: sdstor0:uma-pp-act-a, sdstor0:uma-lp-act-entire 0xF00
/lma/exfat 0x1 0x5 exfat lma0: / 0x10000
/lmb/exfat 0x1 0x5 exfat lmb0: / 0x20000
/mfa/exfat 0x1 0x5 exfat mfa0: / 0x50000
/mfb/exfat 0x1 0x5 exfat mfb0: / 0x60000

VFS Nodes

Module Name Comment
SceSdstor sdstor_dev_fs
SceExfatfs exfat
SceIofilemgr dummy_ttyp_dev_fs
ScePfsMgr PFS_REDIRECT_INF Redirect Pseudo Drive.
ScePfsMgr PFS_GDSD_INF Gamedata/Savedata Pseudo Drive.
ScePfsMgr PFS_AC_INF AC Pseudo Drive.

VFS Operations

  • implemented operation is marked as implemented
  • not implemented is marked as
  • return 0 placeholder is marked as 0
  • return error is marked with corresponding error name
Function sdstor_dev_fs exfat dummy_ttyp_dev_fs PFS_REDIRECT_INF PFS_GDSD_INF PFS_AC_INF
1 implemented implemented implemented implemented implemented implemented
2 SCE_ERROR_ERRNO_EBUSY implemented 0 implemented implemented implemented
3 implemented implemented implemented implemented implemented implemented
4 implemented
5
6
7 implemented 0 implemented implemented
8
9 0 0 0 0 0 0
10 0 0 0 0 0
11
12 implemented implemented implemented implemented implemented
13 implemented implemented implemented implemented implemented

VFS Node Operations

  • implemented operation is marked as implemented
  • not implemented is marked as
  • return 0 placeholder is marked as 0
  • return error is marked with corresponding error name
Function sdstor_dev_fs exfat dummy_ttyp_dev_fs PFS_REDIRECT_INF PFS_GDSD_INF PFS_AC_INF
1 implemented implemented 0 implemented implemented implemented
2 implemented implemented implemented implemented
3 implemented implemented 0 implemented implemented implemented
4 implemented implemented implemented implemented implemented implemented
5 implemented implemented 0 implemented implemented implemented
6 implemented implemented implemented implemented implemented implemented
7 implemented implemented 0 implemented implemented implemented
8 SCE_ERROR_ERRNO_EUNSUP 0 implemented implemented implemented
9 implemented implemented implemented implemented implemented
10 implemented implemented implemented implemented
11 implemented implemented implemented implemented
12 implemented implemented implemented implemented
13 implemented implemented implemented implemented
14 implemented implemented implemented implemented
15 implemented implemented implemented implemented
16 implemented implemented implemented implemented
17 implemented implemented implemented implemented
18
19 implemented implemented implemented implemented implemented
20 implemented implemented implemented implemented implemented
21 0 implemented 0 implemented implemented implemented
22 implemented
23 implemented
24 0 implemented implemented implemented implemented
25 implemented implemented implemented implemented
26 implemented implemented implemented implemented
27 implemented implemented implemented implemented
28 implemented implemented implemented implemented
29

Types


typedef struct vfs_block_dev_info //size is 0x14
{
  char* vitaMount;
  char* filesystem; // Some name, I guess it is filesystem
  char* blockDevicePrimary;
  char* blockDeviceSecondary; // can be 0
  uint32_t vshMountId; //must be same as in mount_point_info
}vfs_block_dev_info;

typedef struct vfs_mount_point_info_base
{
  char* unixMount;
  uint32_t unk_4; //zero
  uint32_t devMajor;
  uint32_t devMinor;

  char* filesystem;
  uint32_t unk_14; //zero
  vfs_block_dev_info* blockDev1;
  uint32_t unk_1C; //zero
} vfs_mount_point_info_base;

typedef struct vfs_mount_point_info //size is 0x38
{
  uint32_t vshMountId;
  
  vfs_mount_point_info_base base;

  vfs_block_dev_info* blockDev2; //same as blockDev1
  
  uint32_t unk_28; //zero - except for (ux0:, gro0:, grw0:) - maybe related to device specific data?
  uint32_t unk_2C; //zero
  
  uint32_t unk_30; //zero
  uint32_t unk_34; //zero
}vfs_mount_point_info;

//probably vfsops
struct node_ops1 // size is 0x34 (13 pointers)
{
  int (*func1)(void* ctx);
  int (*func2)(void* ctx);
  int (*func3)(void* ctx);
  int (*func4)(void* ctx);
  int (*func5)(void* ctx);
  int (*func6)(void* ctx);
  int (*func7)(void* ctx);
  int (*func8)(void* ctx);
  int (*func9)(void* ctx);
  int (*func10)(void* ctx);
  int (*func11)(void* ctx);
  int (*func12)(void* ctx);
  int (*func13)(void* ctx);
};

//probably vnodeops
struct node_ops2 // size is 0x74 (29 pointers)
{
  int (*func1)(void* ctx); // sceIoOpenForDriver ?
  int (*func2)(void* ctx);
  int (*func3)(void* ctx);
  int (*func4)(void* ctx);
  int (*func5)(void* ctx); // sceIoChstatForDriver ?
  int (*func6)(void* ctx); // sceIoWriteForDriver ?
  int (*func7)(void* ctx); // sceIoLseekForDriver ?
  int (*func8)(void* ctx);
  int (*func9)(void* ctx); // sceIoCloseForDriver ?
  int (*func10)(void* ctx);
  int (*func11)(void* ctx);
  int (*func12)(void* ctx);
  int (*func13)(void* ctx);
  int (*func14)(void* ctx);
  int (*func15)(void* ctx);
  int (*func16)(void* ctx);
  int (*func17)(void* ctx);
  int (*func18)(void* ctx);
  int (*func19)(void* ctx);
  int (*func20)(void* ctx);
  int (*func21)(void* ctx);
  int (*func22)(void* ctx);
  int (*func23)(void* ctx);
  int (*func24)(void* ctx);
  int (*func25)(void* ctx);
  int (*func26)(void* ctx);
  int (*func27)(void* ctx);
  int (*func28)(void* ctx);
  int (*func29)(void* ctx);
};

struct vfs_add_data
{
    node_ops1* funcs1;
    const char *name; //max size is 0x20
    int flags; //0x0E
    int unk_C; //0x01 / 0x00 (root, leaf ?)
    
    int unk_10; //0x10
    node_ops2* funcs2;
    int unk_18; //0x00
    vfs_add_data* next_element; //ptr to next element, confirmed
};

struct vfs_node
{
   uint8_t data1[0x40];
   
   node_ops2 *ops;
   uint32_t unk_44;
   uint32_t unk_48;
   uint32_t unk_4C;
   
   uint8_t data1[0x80];
   
   uint32_t unk_D0;

}vfs_node;

Data segment layout

Address Size Description
0x0000 0x1A90 unknown
0x1A90 0x700 array of 32 elements of vfs_mount_point_info
0x2190 0x10 unknown
0x21A0 0x40 unknown
0x21E0 0x3C unknown
0x221C 0x20 vfs_add_data dummy_ttyp_dev_fs node

SceIofilemgrForDriver

sceVfsUnmount

Version NID
1.69 0x9C7E7B76
3.60 0x9C7E7B76 
struct vfs_unmount_data
{
    const char *mountpoint;
    int flags;
};
int sceVfsUnmount(struct vfs_unmount_data *data);

sceVfsDeleteVfs

Version NID
1.69 0x9CBFA725
3.60 0x9CBFA725 
int sceVfsDeleteVfs(const char *name, void **deleted_node);

sceVfsAddVfs

Version NID
1.69 0x673D2FCD
3.60 0x673D2FCD 
int sceVfsAddVfs(struct vfs_add_data *data);

sceVfsMount

Version NID
1.69 0xB62DE9A6
3.60 0xB62DE9A6 

int sceVfsMount(struct vfs_mount_point_info_base* data);

sceVfsGetNewNode

Version NID
1.69 0xD60B5C63
3.60 0xD60B5C63 
int sceVfsGetNewNode(void *ctx, node_ops2 *ops, int unused, vfs_node **node);

sceIoDreadForDriver

Version NID
1.69 0x20CF5FC7
3.60 0x20CF5FC7

Call interface is same as sceIoDread

sceIoWriteForDriver

Version NID
1.69 0x21EE91F0
3.60 0x21EE91F0

Call interface is same as sceIoWrite

sceIoDopenForDriver

Version NID
1.69 0x463B25CC
3.60 0x463B25CC

Call interface is same as sceIoDopen

sceIoLseekForDriver

Version NID
1.69 0x62090481
3.60 0x62090481

Call interface is same as sceIoLseek

sceIoOpenForDriver

Version NID
1.69 0x75192972
3.60 0x75192972

Call interface is same as sceIoOpen

sceIoChstatForDriver

Version NID
1.69 0x7D42B8DC
3.60 0x7D42B8DC

Call interface is same as sceIoChstat

sceIoGetstatForDriver

Version NID
1.69 0x75C96D25
3.60 0x75C96D25

Call interface is same as sceIoGetstat

sceIoMkdirForDriver

Version NID
1.69 0x7F710B25
3.60 0x7F710B25

Call interface is same as sceIoMkdir

sceIoReadForDriver

Version NID
1.69 0xE17EFC03
3.60 0xE17EFC03

Call interface is same as sceIoRead

sceIoCloseForDriver

Version NID
1.69 0xF99DD8A3
3.60 0xF99DD8A3

Call interface is same as sceIoClose

sceIoRenameForDriver

Version NID
1.69 0xDC0C4997
3.60 0xDC0C4997

Call interface is same as sceIoRename

sceIoRemoveForDriver

Version NID
1.69 0x0D7BB3E1
3.60 0x0D7BB3E1

Call interface is same as sceIoRemove

sceIoCancelForDriver

Version NID
3.60 0x6D59658D

sceIoChstatAsyncForDriver

Version NID
3.60 0x7EC442BF

sceIoChstatByFdAsyncForDriver

Version NID
3.60 0xEC974400

sceIoChstatByFdForDriver

Version NID
3.60 0xDF57A75F

sceIoCloseAsyncForDriver

Version NID
3.60 0x11C57CC6

sceIoDevctlAsyncForDriver

Version NID
3.60 0xA9302946

sceIoDevctlForDriver

Version NID
3.60 0x16882FC4

sceIoDcloseForDriver

Version NID
3.60 0x19C81DD6

sceIoFlockForDriver

Version NID
3.60 0x16336A0D

sceIoGetstatByFdAsyncForDriver

Version NID
3.60 0x0FEE1238

sceIoGetstatByFdForDriver

Version NID
3.60 0x462F059B

sceIoGetstatAsyncForDriver

Version NID
3.60 0x94A5304A

sceIoIoctlAsyncForDriver

Version NID
3.60 0xB761E91B

sceIoIoctlForDriver

Version NID
3.60 0x161CD33F

sceIoLseekAsyncForDriver

Version NID
3.60 0x541BAABD

sceIoMkdirAsyncForDriver

Version NID
3.60 0x27003443

sceIoOpenAsyncForDriver

Version NID
3.60 0x451001DE

sceIoPreadAsyncForDriver

Version NID
3.60 0x64A46A2C

sceIoPreadForDriver

Version NID
3.60 0x2A17515D

sceIoPwriteAsyncForDriver

Version NID
3.60 0x202CDDE3

sceIoPwriteForDriver

Version NID
3.60 0x5F1512C8

sceIoReadAsyncForDriver

Version NID
3.60 0x69047C81

sceIoRemoveAsyncForDriver

Version NID
3.60 0xF9D6507D

sceIoRenameAsyncForDriver

Version NID
3.60 0xAACBC47A

sceIoRmdirAsyncForDriver

Version NID
3.60 0xF5B0B36C

sceIoRmdirForDriver

Version NID
3.60 0x1CC9C634

sceIoSyncByFdAsyncForDriver

Version NID
3.60 0x041209CF

sceIoSyncByFdForDriver

Version NID
3.60 0x43170575

sceIoSyncAsyncForDriver

Version NID
3.60 0x4F9EA8B0

sceIoSyncForDriver

Version NID
3.60 0xDDF78594

sceIoWriteAsyncForDriver

Version NID
3.60 0xA1BD13D0

SceIofilemgr

_sceIoDcloseAsync

Version NID
1.69 0xB13031

_sceIoOpenAsync

Version NID
1.69 0x9CD0FC8

sceIoGetProcessDefaultPriority

Version NID
1.69 0xDC4F1BB

_sceIoRmdirAsync

Version NID
1.69 0x13DC3244

sceIoSetPriority

Version NID
1.69 0x14B2D56C

sceIoSyncByFd

Version NID
1.69 0x16512F59

_sceIoIoctl

Version NID
1.69 0x1D2988F1

_sceIoLseekAsync

Version NID
1.69 0x2300858E

sceIoSetPriorityForSystem

Version NID
1.69 0x27373135

_sceIoComplete

Version NID
1.69 0x34E6A06E

sceIoWrite

Version NID
1.69 0x34EFD876

_sceIoGetThreadDefaultPriorityForSystem

Version NID
1.69 0x36CAF911

_sceIoSetThreadDefaultPriorityForSystem

Version NID
1.69 0x38FE853B

sceIoFlockForSystem

Version NID
1.69 0x3E98E422

_sceIoDevctlAsync

Version NID
1.69 0x3EE3F66E

sceIoDclose

Version NID
1.69 0x422A221A

_sceIoRename

Version NID
1.69 0x4912F748

sceIoLseek32

Version NID
1.69 0x49252B9B

sceIoSetThreadDefaultPriority

Version NID
1.69 0x49312108

_sceIoDevctl

Version NID
1.69 0x515AC017

sceIoGetstatByFdAsync

Version NID
1.69 0x5167AC1E

_sceIoPread

Version NID
1.69 0x539FD5C4

_sceIoGetstatByFdAsync

Version NID
1.69 0x554292F0

_sceIoChstatByFdAsync

Version NID
1.69 0x58010F40

_sceIoGetThreadDefaultPriority

Version NID
1.69 0x5DC29460

_sceIoSync

Version NID
1.69 0x5DD867F7

_sceIoRemoveAsync

Version NID
1.69 0x5FFA47E2

_sceIoDreadAsync

Version NID
1.69 0x64B233B8

_sceIoSetThreadDefaultPriority

Version NID
1.69 0x654E27B1

_sceIoSyncByFdAsync

Version NID
1.69 0x6F78FAFE

_sceIoGetPriorityForSystem

Version NID
1.69 0x70B7BB52

sceIoReadAsync

Version NID
1.69 0x773EBD45

_sceIoRemove

Version NID
1.69 0x78955C65

sceIoSyncByFdAsync

Version NID
1.69 0x7E1367CB

sceIoSetProcessDefaultPriority

Version NID
1.69 0x7F2ABBAF

_sceIoRenameAsync

Version NID
1.69 0x81794921

_sceIoSyncAsync

Version NID
1.69 0x86DB0C0E

_sceIoDread

Version NID
1.69 0x8713D662

_sceIoWrite

Version NID
1.69 0x8C319CF0

_sceIoGetstat

Version NID
1.69 0x8E7E11F2

sceIoCloseAsync

Version NID
1.69 0x8EA3616A

_sceIoMkdir

Version NID
1.69 0x8F1ACC32

_sceIoCompleteMultiple

Version NID
1.69 0x9111D004

_sceIoLseek32

Version NID
1.69 0x92BDA6DA

_sceIoPwrite

Version NID
1.69 0x9654094B

_sceIoGetPriority

Version NID
1.69 0x9E3F880D

sceIoGetThreadDefaultPriority

Version NID
1.69 0xA176CD03

_sceIoLseek

Version NID
1.69 0xA604764A

sceIoChstatByFdAsync

Version NID
1.69 0xA9F89275

_sceIoGetProcessDefaultPriority

Version NID
1.69 0xB0486482

_sceIoSetPriority

Version NID
1.69 0xB14192F0

_sceIoReadAsync

Version NID
1.69 0xB2B891E6

_sceIoPwriteAsync

Version NID
1.69 0xB2D0B2F4

_sceIoChstatAsync

Version NID
1.69 0xB4B021D9

sceIoSetThreadDefaultPriorityForSystem

Version NID
1.69 0xB9C9C9CF

_sceIoPreadAsync

Version NID
1.69 0xBCF5684D

sceIoDopenAsync

Version NID
1.69 0xC49C312F

sceIoClose

Version NID
1.69 0xC70B8886

_sceIoWriteAsync

Version NID
1.69 0xC92AF88F

_sceIoOpen

Version NID
1.69 0xCC67B6FD

sceIoCancel

Version NID
1.69 0xCEF48835

sceIoComplete

Version NID
1.69 0xD1C49D2F

_sceIoChstat

Version NID
1.69 0xD2EE455F

_sceIoSetProcessDefaultPriority

Version NID
1.69 0xD302DCB9

_sceIoGetstatAsync

Version NID
1.69 0xD414C89F

sceIoDcloseAsync

Version NID
1.69 0xDC2D7D38

_sceIoIoctlAsync

Version NID
1.69 0xE00DC256

_sceIoChstatByFd

Version NID
1.69 0xE0BE2A30

sceIoWriteAsync

Version NID
1.69 0xE0D63D2A

_sceIoGetstatByFd

Version NID
1.69 0xE6C53567

_sceIoSetPriorityForSystem

Version NID
1.69 0xE6C923B3

_sceIoDopen

Version NID
1.69 0xE6E614B5

sceIoGetPriorityForSystem

Version NID
1.69 0xEF5432ED

sceIoGetPriority

Version NID
1.69 0xF2A472A1

_sceIoRead

Version NID
1.69 0xF3C9E783

_sceIoSyncByFd

Version NID
1.69 0xF437545D

_sceIoCloseAsync

Version NID
1.69 0xF4E13260

_sceIoDopenAsync

Version NID
1.69 0xF58286C3

sceIoDreadAsync

Version NID
1.69 0xF59F37B0

_sceIoMkdirAsync

Version NID
1.69 0xF5C58B21

_sceIoCancel

Version NID
1.69 0xF5DEEA19

_sceIoClose

Version NID
1.69 0xF69FB394

_sceIoDclose

Version NID
1.69 0xFAFF0002

sceIoGetThreadDefaultPriorityForSystem

Version NID
1.69 0xFCBCEAED

sceIoRead

Version NID
1.69 0xFDB32293

_sceIoRmdir

Version NID
1.69 0xFFFB4D76

Device Drivers

Retrieved from "http://wiki.henkaku.xyz/index.php?title=SceIofilemgr&oldid=2818"