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Restricted System Resources (SP Only)

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The following system resources can only be accessed by applications that are assigned the privileged trust level. For information about trust levels, see Application Trust Levels.

APIs

 

Component APIs
Windows CE APIs
Note   These APIs are all documented in the Windows CE reference section of the MSDN Library.
CESetThreadPriority

CeSetThreadQuantum

CreateProcess (only the debug flags DEBUG_ONLY_THIS_PROCESS and DEBUG_PROCESS)

DebugActiveProcess

ForcePageout

KernelIOControl

LockPages

PowerOffSystem

ReadProcessMemory

SetCleanRebootFlag

SetInterruptEvent

SetKMode

SetProcPermissions

SetSystemMemoryDivision

UnlockPages

VirtualCopy

WriteProcessMemory
Extended Telephony Application Program Interface (ExTAPI) lineGetGeneralInfo

lineGetNumberCalls

lineGetUSSD

lineRegister

lineSendUSSD

lineSetCallBarringPassword

lineSetCallBarringState

lineSetCallWaitingState

lineSetEquipmentState

lineSetGPRSClass

lineSetHSCSDState

lineSetPreferredOperator

lineSetSendCallerIDState

lineUnregister
SIM Manager SimChangeLockingPassword

SimDeleteMessage

SimGetRecordInfo

SimGetSmsStorageStatus

SimReadMessage

SimReadRecord

SimSetLockingStatus

SimUnlockPhone

SimWriteMessage

SimWriteRecord
Short Message Service SmsClearMessageNotification

SmsSetMessageNotification

SmsSetSMSC
Connection Manager ConnMgrProviderMessage
Critical Process Monitor CPMRegister (Reboot)

 

Registry Keys

Applications that are assigned the privileged trust level can read, modify, and create registry keys and values.

Note   Applications that are assigned the unprivileged trust level can only read the keys and values.

  • HKEY_LOCAL_MACHINE\Comm
  • HKEY_LOCAL_MACHINE\Drivers
  • HKEY_LOCAL_MACHINE\HARDWARE
  • HKEY_LOCAL_MACHINE\SYSTEM
  • HKEY_LOCAL_MACHINE\Init
  • HKEY_LOCAL_MACHINE\Security
  • HKEY_CURRENT_USER\Security

Files

All files that are marked with the system files System attribute are read and write protected by default. Applications that are assigned the privileged trust level can read and write to files.

Note   Applications that are assigned the unprivileged trust level can only read the files.

See Also

Application Security

Last updated on Friday, April 22, 2005

© 2005 Microsoft Corporation. All rights reserved.

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