tổng quan lập trình c trên windows

Windows Internals covering windows server 2008 and windows vista- P2

... Hyperthreading is a technology introduced by Intel that provides many logical processors on one physical processor. Each logical processor has its CPU state, but the execution engine and onboard cache are ... the script: 1. C: \>cscript osversion.vbs 2. Microsoft (R) Windows Script Host Version 5.7 3. Copyright (C) Microsoft Corporation. All rights reserved. 4. Caption: Microsoft Windows Vista 5. ... decisions to occur in parallel on multiple processors. Multiprocessor thread scheduling details are covered in Chapter 5. Further details on multiprocessor synchronization can be found in Chapter

Ngày tải lên: 18/10/2013, 00:15

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Windows Internals covering windows server 2008 and windows vista- P3

... HAL use this information to perform architecture-specific and machine-specific actions. Portions of the PCR and PRCB structures are defined publicly in the Windows Driver Kit (WDK) header file ... operating system code executes. Each processor’s IRQL setting determines which interrupts that processor can receive. IRQLs are also used to synchronize access to kernel-mode data structures. (You’ll ... I/O bus to change IRQLs, such as for PIC and 32-bit Advanced Configuration and Power Interface (ACPI) systems, implement a performance optimization, called lazy IRQL, that avoids PIC accesses. When

Ngày tải lên: 20/10/2013, 20:15

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Windows Internals covering windows server 2008 and windows vista- P4

... implements a create file service for its file objects, and the process manager implements a create process service for its process objects. Although a single create object service could have been ... handle containing CheckForOtherInstanceMutex 2 Right-click on the handle, and select Close Handle Confirm the action when asked 3 Now run Windows Media Player again Notice that this time a second ... might also contain a pointer to the exclusive process that allows access to this object if the object was created with the exclusive object flag. Also, this subheader does not necessarily contain

Ngày tải lên: 20/10/2013, 20:15

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Windows Internals covering windows server 2008 and windows vista- P5

... kernel can use atomic CPU instructions to perform these tasks (lock cmpxchg is used, which atomically compares and exchanges the old lock with a new lock). If the atomic compare and exchange ... object manager functionality can be applied to a critical section. Two processes cannot use the same critical section to coordinate their operations, nor can duplication or inheritance be used. Condition ... pushlock for each processor in the system and associating it with the cache-aware pushlock. When a thread wants to acquire a cache-aware pushlock for shared access, it simply acquires the pushlock

Ngày tải lên: 24/10/2013, 18:15

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Windows Internals covering windows server 2008 and windows vista- P6

... versions. When KPP detects a change in any of the structures mentioned (as well as some other internal consistency checks), it crashes the system with code 0x109—CRITICAL_STRUCTURE_CORRUPTION. For third-party ... Windows Server 2008, they also have the ability to block process launch. ■ Object manager filtering (explained in the object manager section earlier). Security software can remove certain access ... user In Windows, such processes are called services or Windows services, because they rely on the Windows API to interact with the system Services are similar to UNIX daemon processes and

Ngày tải lên: 24/10/2013, 18:15

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Windows Internals covering windows server 2008 and windows vista- P7

... service is not configured with the wrong account, such as a LocalService account, but with an image path pointing to a running Svchost, such as netsvcs, which runs as LocalSystem). A service’s ... service’s process in the local system account’s security context but connects the service with WinSta0 instead of the noninteractive service window station. On versions of Windows prior to Windows ... objects specific to the Windows environment Because all operating systems store data in files, the CIM common model includes the CIM_LogicalFile class The CIM_DataFile class inherits the CIM_LogicalFile

Ngày tải lên: 29/10/2013, 01:15

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Windows Internals covering windows server 2008 and windows vista- P9

... utility in Control Panel (or right-click on your computer name’s icon on the desktop, and choose Properties). Click the Advanced System Settings label, select the Advanced tab, click the Settings ... desktop, and choose Properties). Click the Advanced System Settings label, select the Advanced tab, click the Settings button in the Performance section, and finally click the Advanced tab. Be ... select , and then click Search. Scroll down until you see Notepad thread 0. Click it, click the Add button, and then click OK. 7. As in the previous experiment, select Properties from the Action

Ngày tải lên: 08/11/2013, 00:15

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Windows Internals covering windows server 2008 and windows vista- P10

... Discretionary access control list (DACL) Specifies who has what access to the object. ■ System access control list (SACL) Specifies which operations by which users should be logged in the security ... !process command, as shown here: 1. lkd> !process d 6c 1 2. Searching for Process with Cid == d 6c 3. PROCESS 85450508 SessionId: 1 Cid: 0d 6c Peb: 7ffda000 ParentCid: 0ecc 4. DirBase: cc9525e0 ... the caller is high enough to access the resource, based on the resource’s own integrity level and its mandatory policy ■ The discretionary access check, which determines the access that a specific

Ngày tải lên: 08/11/2013, 00:15

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Windows Internals covering windows server 2008 and windows vista- P11

... The Windows command prompt (%SystemRoot%\System32\Cmd.exe) enforces it for batch file execution. ■ Windows Scripting Host components that start scripts—%SystemRoot%\System32\Cscript.exe (for command-line ... EXPERIMENT: Watching Software Restriction Policy enforcement You can indirectly see Software Restriction Policies being enforced by watching accesses to the registry when you attempt to execute an image ... secpol.msc to open the Local Security Policy Editor, and navigate to the Software Restriction Policies node. 2. Choose Create New Policies from the context menu if no policies are defined. 3. Create

Ngày tải lên: 08/11/2013, 00:15

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Tài liệu Windows Internals covering windows server 2008 and windows vista- P12 doc

... know which driver caused this issue, there isn’t much you can do—a system reboot is necessary because Windows can never safely assume it is okay to ignore the fact that cancellation hasn’t occurred ... application has actively servicing client requests, is controlled with the aid of the system. When an application creates a completion port, it specifies a concurrency value. This value indicates ... processing). The IoCompletion Object Applications use the IoCompletion executive object, which is exported to Windows as a completion port, as the focal point for the completion of I/O associated with