Editing Files on the PS4

== PS4 filesystem content ==

v1 - this is not complete at all and may contain mistakes regarding folder structure! (Of course it contain a lot of mistake. There are not dll but sdll ...)

 ├── ABCDE12345                                                                ABCDE12345 is a placeholder. This folder name is not static but different per console. (ABCDE12345 is not a placeholder but a random mount point for apps sandboxing)
 │   ├── common
 │   │   └── lib
 │   │       ├── libScePsm_aot.sprx
 │   │       ├── libSceVshCommon_aot.sprx
 │   │       ├── mscorlib.dll
 │   │       ├── Sce.PlayStation.Core.dll
 │   │       ├── Sce.PlayStation.HighLevel.UI2.dll
 │   │       ├── Sce.PlayStation.Orbis.dll
 │   │       ├── Sce.Vsh.AppDbWrapper.dll
 │   │       ├── Sce.Vsh.AppInstUtilWrapper.dll
 │   │       ├── Sce.Vsh.dll
 │   │       ├── Sce.Vsh.Gls.NativeCall.dll
 │   │       ├── Sce.Vsh.GriefReportStorage.dll
 │   │       ├── Sce.Vsh.KernelSysWrapper.dll
 │   │       ├── Sce.Vsh.MarlinDownloaderWrapper.dll
 │   │       ├── Sce.Vsh.Messages.BgAccessLib.dll
 │   │       ├── Sce.Vsh.Messages.StorageAccessLib.dll
 │   │       ├── Sce.Vsh.Np.Asm.dll
 │   │       ├── Sce.Vsh.Np.Common.dll
 │   │       ├── Sce.Vsh.Np.Manager.dll
 │   │       ├── Sce.Vsh.Np.ServiceChecker.dll
 │   │       ├── Sce.Vsh.Np.Sns.dll
 │   │       ├── Sce.Vsh.Np.Trophy.dll
 │   │       ├── Sce.Vsh.Orbis.AbstractStorage.dll
 │   │       ├── Sce.Vsh.Orbis.Bgft.dll
 │   │       ├── Sce.Vsh.PartyCommon.dll
 │   │       ├── Sce.Vsh.ProfileCache.dll
 │   │       ├── Sce.Vsh.PsnUtil.dll
 │   │       ├── Sce.Vsh.Registry.dll
 │   │       ├── Sce.Vsh.SQLite.dll
 │   │       ├── Sce.Vsh.UpdateServiceWrapper.dll
 │   │       ├── Sce.Vsh.UserServiceWrapper.dll
 │   │       ├── Sce.Vsh.VoiceMsg.VoiceMsgWrapper.dll
 │   │       ├── Sce.Vsh.Webbrowser.XdbWrapper.dll
 │   │       ├── Sce.Vsh.Webbrowser.XutilWrapper.dll
 │   │       ├── Sce.Vsh.WebViewDialog.dll
 │   │       ├── System.Core.dll
 │   │       ├── System.dll
 │   │       ├── System.Json.dll
 │   │       ├── System.Runtime.Serialization.dll
 │   │       ├── System.ServiceModel.dll
 │   │       ├── System.ServiceModel.Web.dll
 │   │       ├── System.Xml.dll
 │   │       └── System.Xml.Linq.dll
 │   └── priv
 │       ├── cache
 │       │   └── profile
 │       │       └── 10000000
 │       │           └── avatar.png
 │       ├── home
 │       │   └── 10000000.list 
 │       ├── lib
 │       └── mms
 │           └── app.db
 ├── dev                                                                       common devices are not listed, yet!
 │   ├── cd0                                                                   cd0		== 	/mnt/disc0
 │   ├── da0x0.crypt                                                           da0x0.crypt	== 	/preinst
 │   ├── da0x12.crypt                                                          da0x12.crypt	== 	/update
 │   ├── da0x13.crypt                                                          da0x13.crypt 	== 	/user
 │   ├── da0x14.crypt                                                          da0x14.crypt 	== 	/eap_user
 │   ├── da0x4.crypt                                                           da0x4.crypt 	== 	/system
 │   ├── da0x5.crypt                                                           da0x5.crypt 	== 	/system_ex
 │   ├── da0x9.crypt                                                           da0x9.crypt 	== 	/system_data
 │   ├── da1s1                                                                 da1s1		== 	/mnt/usb0
 │   ├── iccnvs0                                                               
 │   ├── iccnvs1                                                               
 │   ├── iccnvs2                                                               
 │   ├── iccnvs3                                                               
 │   ├── iccnvs4                                                               
 │   ├── iccnvs4                                                               
 │   ├── sbram0                                                               
 │   └── sflash0                                                               
 ├── eap_user
 ├── mnt
 │   ├── app0                                                                  app0 is dynamicly created for the currently running process
 │   │   ├── eboot.bin
 │   │   └── psm                                                               psm folder exists if a system ui app is the current process. the whole ps4 system ui is based on psm, just like the psm for ps vita.
 │   │       ├── Application
 │   │       │   ├── Sce.Vsh.Accessor.Db.dll
 │   │       │   ├── Sce.Vsh.Accessor.Db.Notify.dll
 │   │       │   ├── Sce.Vsh.Accessor.dll
 │   │       │   ├── Sce.Vsh.DbRecoveryUtilityWrapper.dll
 │   │       │   ├── Sce.Vsh.DbRecoveryWrapper.dll
 │   │       │   ├── Sce.Vsh.ErrorDialogUtilWrapper.dll
 │   │       │   ├── Sce.Vsh.FileSelector.dll
 │   │       │   ├── Sce.Vsh.Friend.dll
 │   │       │   ├── Sce.Vsh.GameCustomData.dll
 │   │       │   ├── Sce.Vsh.GriefReport.dll
 │   │       │   ├── Sce.Vsh.JsExtension.dll
 │   │       │   ├── Sce.Vsh.Lx.dll
 │   │       │   ├── Sce.Vsh.Messages.dll
 │   │       │   ├── Sce.Vsh.MimeType.dll
 │   │       │   ├── Sce.Vsh.MusicCoreServerJsExWrapper.dll
 │   │       │   ├── Sce.Vsh.Np.AppLaunchLink.dll
 │   │       │   ├── Sce.Vsh.Np.RifManager.dll
 │   │       │   ├── Sce.Vsh.Np.Tmdb.dll
 │   │       │   ├── Sce.Vsh.Np.Webapi.dll
 │   │       │   ├── Sce.Vsh.Orbis.BgftAccessor.dll
 │   │       │   ├── Sce.Vsh.Orbis.CdlgServerNpCommerce.dll
 │   │       │   ├── Sce.Vsh.Orbis.ContentManager.dll
 │   │       │   ├── Sce.Vsh.Passcode.dll
 │   │       │   ├── Sce.Vsh.SessionInvitation.dll
 │   │       │   ├── Sce.Vsh.ShareServerPostWrapper.dll
 │   │       │   ├── Sce.Vsh.ShellCoreUtilWrapper.dll
 │   │       │   ├── Sce.Vsh.SyscallWrapper.dll
 │   │       │   ├── Sce.Vsh.SysfileUtilWrapper.dll
 │   │       │   ├── Sce.Vsh.SystemLoggerWrapper.dll
 │   │       │   ├── Sce.Vsh.SysUtilWrapper.dll
 │   │       │   ├── Sce.Vsh.VideoRecordingWrapper.dll
 │   │       │   └── Sce.Vsh.VideoServiceWrapper.dll
 │   │       └── libSceVsh_aot.sprx
 │   ├── disc0
 │   ├── sandbox
 │   │   └── NPXS20001_0000
 │   ├── unknown0                                                              unknown0 is not a real mnt name. mini-syscore.elf seems to be the kernel.
 │   │   └── mini-syscore.elf   
 │   │
 │   └── usb0
 ├── preinst
 ├── preinst2
 ├── system
 │   ├── common
 │   │   └── lib                                                               anything inside here is linked to the NPXS20001 titleid (SceShellUI)
 │   │       ├── libMonoCompilerBridge.sprx
 │   │       ├── libMonoCompiler.sprx
 │   │       ├── libMonoVirtualMachineBridge.sprx
 │   │       ├── libMonoVirtualMachine.sprx
 │   │       ├── libSceAbstractLocal.sprx
 │   │       ├── libSceAbstractStorage.sprx
 │   │       ├── libSceAbstractTwitter.sprx
 │   │       ├── libSceAc3Enc.sprx
 │   │       ├── libSceAjm.sprx
 │   │       ├── libSceAppInstUtil.sprx
 │   │       ├── libSceAudiodecCpuDdp.sprx
 │   │       ├── libSceAudiodecCpuM4aac.sprx
 │   │       ├── libSceAudiodecCpu.sprx
 │   │       ├── libSceAudiodec.sprx
 │   │       ├── libSceAudioIn.sprx
 │   │       ├── libSceAudioOut.sprx
 │   │       ├── libSceAvcap.sprx
 │   │       ├── libSceAvSetting.sprx
 │   │       ├── libSceBeisobmf.sprx
 │   │       ├── libSceBemp2sys.sprx
 │   │       ├── libSceBgft.sprx
 │   │       ├── libSceCamera.sprx
 │   │       ├── libSceCdlgUtilServer.sprx
 │   │       ├── libSceCommonDialog.sprx
 │   │       ├── libSceCompositeExt.sprx
 │   │       ├── libSceCtrlp.sprx
 │   │       ├── libSceDbg.sprx
 │   │       ├── libSceDtsEnc.sprx
 │   │       ├── libSceFontFt.sprx
 │   │       ├── libSceFont.sprx
 │   │       ├── libSceFreeTypeOt.sprx
 │   │       ├── libSceGvMp4Parser.sprx
 │   │       ├── libSceHidControl.sprx
 │   │       ├── libSceHttp.sprx
 │   │       ├── libSceImeDialog.sprx
 │   │       ├── libSceIme.sprx
 │   │       ├── libSceInjectedBundle.sprx
 │   │       ├── libSceIpmi.sprx
 │   │       ├── libSceJitBridge.sprx
 │   │       ├── libSceJpegEnc.sprx
 │   │       ├── libSceJpegParser.sprx
 │   │       ├── libSceJscCompiler.sprx
 │   │       ├── libSceJson.sprx
 │   │       ├── libSceKbEmulate.sprx
 │   │       ├── libSceKeyboard.sprx
 │   │       ├── libSceM4aacEnc.sprx
 │   │       ├── libSceManxWtf.sprx
 │   │       ├── libSceMbus.sprx
 │   │       ├── libSceMetadataReaderWriter.sprx
 │   │       ├── libSceMusicCoreServerClientJsEx.sprx
 │   │       ├── libSceMusicCoreServerClient.sprx
 │   │       ├── libSceNetCtl.sprx
 │   │       ├── libSceNet.sprx
 │   │       ├── libSceNgs2.sprx
 │   │       ├── libSceNpCommon.sprx
 │   │       ├── libSceNpManager.sprx
 │   │       ├── libSceNpMatching2.sprx
 │   │       ├── libSceNpSns.sprx
 │   │       ├── libSceNpTrophy.sprx
 │   │       ├── libSceNpUtility.sprx
 │   │       ├── libSceNpWebApi.sprx
 │   │       ├── libSceOrbisCompat.sprx
 │   │       ├── libScePad.sprx
 │   │       ├── libScePigletv2VSH.sprx
 │   │       ├── libScePlayGoDev.sprx
 │   │       ├── libScePngDec.sprx
 │   │       ├── libScePsm.sprx
 │   │       ├── libSceRandom.sprx
 │   │       ├── libSceRegMgr.sprx
 │   │       ├── libSceRemotePlay.sprx
 │   │       ├── libSceRtc.sprx
 │   │       ├── libSceRudp.sprx
 │   │       ├── libSceSaveData.sprx
 │   │       ├── libSceScreenShot.sprx
 │   │       ├── libSceShaccVSH.sprx
 │   │       ├── libSceSsl.sprx
 │   │       ├── libSceSysmodule.sprx
 │   │       ├── libSceSystemService.sprx
 │   │       ├── libSceSysUtil.sprx
 │   │       ├── libSceUpdateService.sprx
 │   │       ├── libSceUserService.sprx
 │   │       ├── libSceVdecCore.sprx
 │   │       ├── libSceVencCore.sprx
 │   │       ├── libSceVideoCoreServerInterface.sprx
 │   │       ├── libSceVideodec.sprx
 │   │       ├── libSceVideoRecording.sprx
 │   │       ├── libSceVisionManager.sprx
 │   │       ├── libSceVoice.sprx
 │   │       ├── libSceVsh_aot.sprx
 │   │       ├── libSceVshCommon_aot.sprx
 │   │       ├── libSceWebKit2.sprx
 │   │       ├── libSceWeb.sprx
 │   │       ├── libSceXml.sprx
 │   │       ├── MonoCompiler.elf
 │   │       ├── orbis-jsc-compiler.self
 │   │       ├── SecureWebProcess.self
 │   │       ├── WebProcessHTMLTile.self
 │   │       └── WebProcess.self
 │   ├── priv
 │   │   └── lib
 │   │       ├── libSceComposite.sprx
 │   │       ├── libSceDipsw.sprx
 │   │       ├── libSceDiscMapForVsh.sprx
 │   │       └── libSceGnmDriver_sys.sprx
 │   ├── sys
 │   │   ├── fs_cleaner.elf
 │   │   ├── GnmCompositor.elf
 │   │   ├── orbis_audiod.elf
 │   │   ├── SceSysAvControl.elf
 │   │   ├── SceSysCore.elf
 │   │   ├── SceVdecProxy.elf
 │   │   └── SceVencProxy.elf
 │   └── vsh
 │       └── app
 │           ├── NPXS21000                                                     Game Live Streaming
 │           │   └── eboot.bin
 │           ├── NPXS21002                                                     Party Daemon
 │           │   └── eboot.bin
 │           ├── NPXS21003                                                     AV Capture Manager
 │           │   └── eboot.bin
 │           ├── NPXS21004                                                     Video Core Server
 │           │   └── eboot.bin
 │           ├── NPXS21006                                                     Remote Play Daemon
 │           │   └── eboot.bin
 │           └── NPXS21010                                                     PS Cloud Daemon
 │               └── eboot.bin
 ├── system_data
 │   └── priv
 │       └── home
 │           └── new_user_group.dat
 ├── system_ex
 │   └── app
 │       └── NPXS20001                                                         Shell UI 
 │           └── eboot.bin
 ├── update                                                                    unknown use, probably for storing the downloaded update
 └── user
    ├── data
    └── home
        └── 10000000
            ├── trophy
            │   └── data
            │       └── sce_trop
            │           └── trophy.img
            └── webbrowser
                ├── frequency_thumb
                ├── webbrowser_bookmark.db
                ├── webbrowser_frequency.db
                ├── webbrowser_history.db
                └── webbrowser_preset.db

=== Sectors (DUH-T1000.img) ===

Here i leave some non-empty encrypted sector mapping (1 sector=0x200 bytes):

* 0...6 
* 8,9
* 34...63
* 2048...2191
* 2240...2495
* 10624...10631
* 10688...10695
* 526592...526847
* 544920...544983
* 1050944...105199
* 1089832...1089895
* etc

Information about the next sectors may be present on the first 9 sectors of the hard drive. it is unknown however if that is the case.

=== Devices ===

* /dev/ajm
* /dev/bpf
* /dev/bpf0
* /dev/camera
* /dev/console          
* /dev/ctty
* /dev/da0x6x1.crypt    
* /dev/da0x6x2.crypt 
* /dev/dbggc
* /dev/dce
* /dev/deci_stderr      
* /dev/deci_stdin     
* /dev/deci_stdout
* /dev/deci_tty2   
* /dev/deci_tty3
* /dev/deci_tty4
* /dev/deci_tty5
* /dev/deci_tty6
* /dev/deci_tty7
* /dev/deci_ttya0
* /dev/deci_ttyb0
* /dev/deci_ttyc0
* /dev/dipsw           
* /dev/dmem0           
* /dev/dmem1   
* /dev/fd
* /dev/gc
* /dev/hid
* /dev/icc_configuration
* /dev/icc_device_power 
* /dev/icc_indicator    
* /dev/icc_nvs          
* /dev/icc_power         
* /dev/notification0     
* /dev/notification1
* /dev/null
* /dev/random
* /dev/rng
* /dev/sce_zlib
* /dev/srtc   
* /dev/ugen0.4  
* /dev/urandom
* /dev/usb
* /dev/usbctl
* /dev/uvd
* /dev/vce
* /dev/zero

source:
https://web.archive.org/web/20161013104012/http://pastie.org/pastes/9706000

= Manufacturing Mode Files =

* Path found in SceSyscore Mini.

<pre>
/usb/orbis_diag.self
</pre>

== BD content ==

[PS4VOLUME]
 ├─ PS4 
 │   └─ UPDATE
 │       └─ [[PS4UPDATE.PUP]]
 │          
 ├─ app 
 │   └─ [[Productcode]]
 │           └─ [[app.pkg]] 
 │          
 ├─ bd 
 │   └─ [[param.sfo]] 
 │       
 └─ license 
     └─ [[rif]]

== USB Mass Storage ==

support USB Mass Storage formatted as either FAT32 (4GiB filesize limit) or exFAT.

A maximum of 8 devices can be mounted simultaneously (/usb0 - /usb7)

=== File/Folder reservation for External MASS Storage Devices ===

 \*.pkg                             (Installable packages)                  [[SKU Models Nonretail|devkit/testkit]] only
 \ps4_activation.afv                ([[Activation Key]] file)                            "
 \PS4DISC.ISO                       (BD emulation file)                              "
 ├───ORBIS                                                                           "
 │     └───UPDATE                   (ORBISUPDATE.PUP [[System Firmware]] file)           "
 ├───PS4
 │     ├───SAVEDATA                 (Save Games)
 │     │      └───0000000000000000  (default folder)                                 "
 │     └───UPDATE                   (PS4UPDATE.PUP [[System Firmware]] file)
 ├───PS4SHARE                       (Share recorded Exports)                         "
 ├───SHARE                          (Share recorded Exports)
 └───[MUSIC/PICTURE/VIDEO] *?
  
      *? PS3 folders like MUSIC, PICTURE, VIDEO
This is how the PS4's external HDD structure looks like

 ├───*:\Root On Mass Storage
 ├───PS4
 │    ├───SAVEDATA                 (Save Games)
 │    │      └───0000000000000000  (default folder)
 │    │               └───CUSA00001  (Save Game Folder)
 │    │	                    └───savedata
 │    │	                    └───savedata.bin
 │    └───UPDATE  (PS4UPDATE.PUP [[System Firmware]] file)
 │    │	                  
 │    └───EXPORT
 │             └───BACKUP 
 │                   └───201504261757_00    (The folder with the backup chunks of the HDD, contains the date, the time and the backup number)
 │                                ├───archive.dat  (4,194,240 KB)
 │                                ├───archive0001.dat (4,194,240 KB)
 │                                ├───archive0002.dat (4,194,240 KB)
 │                                ├───archive0003.dat (4,194,240 KB)
 │                                ├───archive0004.dat (4,194,240 KB)
 │                                └───archive0005.dat (4,194,240 KB)
 ├───SHARE (Share recorded Exports)
 │    ├───Screenshots
 │    │     └───(Name Of Game)
 │    │	          └───nameofgame.jpg
 │    │	    └───Other
 │    └────Video Clips
 │         └───(Name Of Game)
 │    	         └───nameofgame.mp4  
 ├───SHAREFACTORY                    (PS4 Movie Making Application)
 │         └───MUSIC
 ├───(NAMEOFGAME)                  (Similar to SHAREFACTORY's folder)        
 │         ├───image.png
 │         ├───image.jpg
 │         └───music.mp3 *?
 ├───Music
 │         ├───music.mp3           ( Audio media can be played from a USB stick device, if these files are placed into a folder called "music"
 │         ├───music.mp4             - Supported codec : AAC (2channel) and MP3 (2 channel)
 │         ├───music.m4a             - Sampling Frequency: 22.05kHz、24kHz; 32kHz、44.1kHz、48kHz; 96kHz
 │         └───music.3gp             - Playlist: .m3u, m3u8                                                                                     )
 └───[MUSIC/PICTURE/VIDEO] *?

== Package Files ==

[http://gs2.ww.prod.dl.playstation.net/gs2/ppkgo/prod/CUSA00042_00/5/f_9f37c55c84889f6557ffc7d340dda32c0f4073c3741d0824911a8baaa2214f3c/f/UP2102-CUSA00042_00-BLACKLIGHT2ORBIS-A0101-V0102.pkg UP2102-CUSA00042_00-BLACKLIGHT2ORBIS-A0101-V0102.pkg]


{{Reverse Engineering}}
<noinclude>[[Category:Main]]</noinclude>