C设备信息获取方法

1、c+设备信息获取方法00426 oem - 8992662-8992662known devices:win32_processor, / / cpu processorwin32 physicalmemory, / / physical memory barwin32_keyboard, / / keyboardwin32 pointingdevice, / / point input device, including the mouse.win32_floppydrive / / floppy drivewin32 diskdrive, / / hard drivewin32 cdrom

2、drive, / / cd-rom drivewin32_baseboard / / motherboardwin32 bios, / / bios chipwin32 parallelport, / / parallel portwin32_serialport, / / serial portwin32 serialportconfiguration, / / serial port configurationwin32 sounddevice, / / multimedia setup, usually a sound card.win32_systemslot, / / motherb

3、oard slot (isa & pci & agp)win32_usbcontroller / / usb controllerwin32_networkadapter / / network adapterwin32_networkadapterconfiguration, / / network adaptersettingswin32_printer, / / printerwin32_printerconfiguration, / / printer setupwin32_printjob, / / printer taskwin32_tcpipprinterport

4、, / / printer portwin32_p0tsmodem / / modemwin32_p0tsmodemtoserialport, / / modem portwin32_desktopmonitor, / / displaywin32_displayconfiguration, / / graphics cardwin32_displaycontrollerconfiguration, / / graphics card setupwin32_vidocontroller, / / graphics card detailswin32_videosettings, / / gra

5、phics support display mode./ / operating systemwin32_timezone, / / time zonewin32_systemdriver, / / driverwin32_diskpartition, / / disk partitionwin32_logicaldisk, / / logical diskwin32_logicaldisktopartition, / / logical disk in the partition and the beginning location.win32_logicalmemoryconfigurat

6、ion, / / logical memory configurationwin32_pagefile, / / system page file informationwin32_pagefilesetting, / / page file settingswin32_bootconfiguration, / / system launch configurationwin32_computersystem, / / computer information briefwin32_0peratingsystem, / / operating system informationwin32_s

7、tartupcommand / / system initiatorwin32_service, / / system installation serviceswin32_group, / / system management groupwin32_groupuser, / / system group accountwin32_useraccount, / / user accountwin32_process, / / system processwin32_thread, / / system threadwin32_share, / / sharewin32_networkclie

8、nt, / / installed network clientwin32_networkprotocol / / installed network protocolcstring, readregistetable (cstring root, cstring path, cstring key)hkeys happkey;the lpctstr winds_service_registry_key 二 path;lpctstr data_file_sub_key 二 key;char szdatafile 80;if (root 二二 hkey_local_machine)if (err

9、or_success 二二 regopenkeyexhkey local machine,winds service registry key,0,key_read,&happkey)ulong cbsize 二 iax_path * sizeof (tchar);dword dwflag 二 regqueryvalueex( happkey,data_file_sub_key,空，空，(lpbyte)szdatafile &cbsize);regclosekey(happkey);如果(error_success 二二 dwflag)装运箱 strdate = szdataf

10、ile;/ /对话框(strdate);如果(strdate. getlength () > 0)返回 strdate:其他回报” ”；返回；如果(root 二二 “hkey_current_user”)如果(error_success 二二 regopenkeyex (hkey current user,winds_service_registry_key,key_read, fehappkey)ulong cbsize 二 iax_path * sizeof (tchar);dword dwflag 二 regqueryvalueex( happkey,data_file_sub_k

11、ey,空，空，(lpbyte)szdatafile &cbsize);regclosekey(happkey);如果(error_success 二二 dwflag)装运箱 strdate = szdatafile;/ /对话框(strdate); 如果(strdate. getlength() > 0)返回 strdate;其他回报” ”返回;返回；获取用户名:getwindowsdirectory （szlnfo, max_path + 1）;使用system. management获取系统补丁：;var searchos 二 new managementobjectsear

12、cher （ “从win32_0peratingsystem 中选择*”）;响应。写（“<h3>本机最新安装补丁信息:</h3>" + ybr/>”）; foreach（在 searchos. get （）中）foreach（var itempro in item. properties）response. write（itemproo 姓名 + “： ” + itemproo 值 + “ br /”）；response. write （ " br /”）；response. write （"人力资源/ >”）；var sear

13、chqfe 二 new managementobjectsearcher （ “从win32_quickfixengineering 中选择*”）;响应。写（“<h3>本机历史安装补丁信息:</h3>" + “br/”）;foreach （searchqfe. get （）中的 var 项）foreach（var itempro in item .properties）response. write （itemproo 姓名 + itemproo 值 +br / >”）;response. write （ br /”）；response. write （

14、"人力资源/”）；通过注册表: / /通过注册表获取的信息regopenkeyex(hkey_local_machine> regkey、 0、 key_query_value 和 hkey);/ /打开注册表的键；regenumvalue (根键，dwlndex environvariable &dwvari ahi elength,null, null, null, null)/ / query the information we need;getenvironmentvariable (environvariab1e, environstring, 1024);

15、get disk partition information:# include < iostream ># include < windows h >using namespace stdint main ()int diskcount 二 0;dword diskinfo 二 getlogicaldrives ()/ / using the getlogicaldrives () function to get the number of logical drives in the system, the function returns a 32-bit unsi

16、gned integerwhile (diskinfo) / / through the loop operation to see if each data is 1, if 1 is true, if 0 is not availableif (diskinfo & 1) / / through bit operation logic and operation, determines if it is 1+ + diskcount;diskinfo 二 diskinfo 二 diskinfo, > > 1; / / the right move of the bit

17、operation ensures that the location of the check is moved to the right in each loop/ / diskinfo 二 diskinfo / 2;the number of logical disks in the cout <<<<<<<<<<<<<<<<<<<<<< = '<<<<<<='<<<<<int

18、 dslength 二 getlogicaldrivestrings (0, null);/ / get the length of all the drive string information from the getlogicaldrivestrings () functionchar * dstr 二 new char dslength ; / / create a c-style string array in the heap area with the length of the fetchgetlogicaldrivestrings (lptstr);/ / the stri

19、ng information is copied to the heap area array by getlogicaldrivestrings, which holds the infomiation for all the drivesint dtype;int si 二 0;bool fresult:unsigned _int64 i64freebytestocaller;unsigned _int64 i64totalbytes:unsigned _int64 i64freebytes;for (int 1=0; i < dslength / 4; + + i)/ / in o

20、rder to show the state of each drive, through the loop output, dstr due to the internal saved data is a: nullb: nullc: null, this information, so dslength / 4 specific scope of large cycle can be obtainedchar dir 3二dstr si,:, 'cout < < dir.dtype 二 getdrivetype (dstr +1*4);/ / getdrivetype

21、function, which retrieves the driver type, the parameter as the root directory of the driveif (dtype 二二 drive_fixed)cout < < the hard drive"else if (dtype 二二 drive_cdrom)the cout of the light drive"else if (dtype 二二 drive_removable)cout < < ''portable disk"else if

22、(dtype 二二 drive_remote)cout < < "network disk"else if (dtype 二二 drive_ramdisk)cout < < ''virtual ram disk"else if (dtype 二二 drive_unknown)cout < < the unknown device"fresult 二 getdiskfreespaceex (dir,(pularge_integer) & i64freebytestocaller,(pularge_

23、integer) & i64totalbytes,(pularge_integer);/ / getdiskfreespaceex function, which retrieves the space state of the drive disk, returns a bool type dataif (fresult) / / the bool data returned to determine whether the drive is workingcout ( float ) :(float) i64totalbytes / 1024/1024 mb “；/ / total

24、 disk capacity"(float) i64freebytestocaller / 1024/1024 “ mb ； / / disk spacethe elsethe equipment is not ready.cout < < endl;si + 二 4;system (“ pause “);bool getdevicelnfo (cstringarray & arrdrives) 08. 09.dword dw 二：getlogicaldrivestrings (0, null); 10.tchar palldrivers 二 new tchar

25、dw. 11.:getlogicaldrivestrings (dw, palldrivers); 12.lpctstr pdriver = palldrivers; 13.dword drivernum =0; 14.wh订e (pdriver 0! = 0) 15.16.arrdrives add (pdriver); 17.drivernum+; 18.pdriver 二 tcschr (pdriver, 0) + 1; 19. 20.the delete palldrivers; 21.return true; 22. / / function description: functio

26、n name getdevicelnfo/ / function: fetch the driver information/ / getlogicaldrivestrings is formatted as a: ob: 0c: 0/ / parameter description: arrdrives stores all the disks/ / return value description: true successfully false failure 06. / /bool getdevicelnfo (cstringarray & arrdrives)09.dword

27、 dw 二：getlogicaldrivestrings (0, null);10.tchar palldrivers 二 new tchar dw.:getlogicaldrivestrings (dw, palldrivers);pdriver 二 palldrivers;dword drivernum = 014.wh订e (pdriver 0!二 0)15. 0 16.17.drivernum+;18.pdriver 二 tcschr (pdriver, 0)+1;19.20.the delete palldrivers;21.return true;22. int dslength 二 getlogicaldrivestrings (0, null);/ / get the length of all the drive string inf