C # generate the mac ip address of the registration code

Using system; using system. management; using system. security. cryptography; using system. io; using system. collections. generic; using system. text; namespace xingming_reg {class program {static void main (string [] ARGs) {bool sucsess = false; string computerbit = ""; regmutou Reg = new regmutou (); computerbit = reg. getcomputerbit ("X"); sucsess = reg. regmutousoft (computerbit, "Xinmin", "Xinmin. USR "); consol E. writeline (sucsess); console. readline () ;}} internal class regmutou {// Methods Public String getbiosserialnumber () {try {managementobjectsearcher searcher = new managementobjectsearcher ("select * From win32_bios "); string STR = ""; foreach (managementobject obj2 in searcher. get () {STR = obj2 ["serialnumber"]. tostring (). trim () ;}return STR ;}catch {return "" ;}} Public String getcomputer Bit (string softname) {string cpuid = This. getcpuid (); string biosserialnumber = This. getbiosserialnumber (); string harddiskserialnumber = This. getharddiskserialnumber (); string netcardmacaddress = This. getnetcardmacaddress (); If (cpuid! = "") {MD5 MD = new md5cryptoserviceprovider (); cpuid = bitconverter. tostring (MD. computehash (encoding. default. getbytes (cpuid ))). replace ("-",""). toupper (). substring (8, 0x10); Return (softname + "C" + cpuid);} If (biosserialnumber! = "") {MD5 md2 = new md5cryptoserviceprovider (); biosserialnumber = bitconverter. tostring (md2.computehash (encoding. default. getbytes (biosserialnumber ))). replace ("-",""). toupper (). substring (8, 0x10); Return (softname + "B" + biosserialnumber);} If (harddiskserialnumber! = "") {MD5 md3 = new md5cryptoserviceprovider (); harddiskserialnumber = bitconverter. tostring (md3.computehash (encoding. default. getbytes (harddiskserialnumber ))). replace ("-",""). toupper (). substring (8, 0x10); Return (softname + "H" + harddiskserialnumber);} If (netcardmacaddress! = "") {MD5 md4 = new md5cryptoserviceprovider (); netcardmacaddress = bitconverter. tostring (md4.computehash (encoding. default. getbytes (netcardmacaddress ))). replace ("-",""). toupper (). substring (8, 0x10); Return (softname + "N" + netcardmacaddress);} return (softname + "wf53a419db238bbad");} Public String getcpuid () {try {managementobjectcollection instances = new managementclass ("win32_processor" ). Getinstances (); string STR = NULL; foreach (managementobject obj2 in instances) {STR = obj2.properties ["processorid"]. value. tostring (); break;} return STR;} catch {return "" ;}} Public String getharddiskserialnumber () {try {managementobjectsearcher searcher = new managementobjectsearcher ("select * From win32_physicalmedia"); string STR = ""; foreach (managementobject obj2 in searcher. get () {STR = obj2 ["serialnumber"]. tostring (). trim (); break;} return STR;} catch {return "" ;}} Public String getnetcardmacaddress () {try {managementobjectsearcher searcher = new managementobjectsearcher ("select * From win32_networkadapter where (macaddress is not null) and (manufacturer <> 'Microsoft '))"); string STR = ""; foreach (managementobject obj2 in searcher. get () {STR = obj2 ["macadd RESS "]. tostring (). trim () ;}return STR ;}catch {return "" ;}} public bool regmutousoft (string computerbit, string softname, string filename) {bool flag = true; string STR = ""; sha1 Sha = new sha1cryptoserviceprovider (); STR = bitconverter. tostring (Sha. computehash (encoding. default. getbytes (softname ))). replace ("-",""). toupper (); // If (! File. exists (filename) // {// flag = false; // stream = file. open (filename, filemode. openorcreate); // streamwriter writer = new streamwriter (Stream); // writer. writeline (computerbit); // writer. close (); // stream. close (); // return flag; //} // stream stream2 = file. open (filename, filemode. open); // streamreader reader = new streamreader (stream2); // string str2 = ""; string str3 = computerbit; // While (str2 = reader. Readline ())! = NULL) // {// str3 = str2; //} // reader. Close (); // stream2.close (); // If (str3.length! = 0x18) // {// return false; //} sha1 sha2 = new sha1cryptoserviceprovider (); string str4 = bitconverter. tostring (sha2.computehash (encoding. default. getbytes (computerbit ))). replace ("-",""). toupper (); string str5 = ""; for (INT I = 0; I <str4.length; I ++) {If (I % 2) = 1) {str5 = str5 + str4 [I] ;}} string str6 = ""; for (Int J = 0; j <Str. length; j ++) {If (J % 2) = 0) {str6 = str6 + STR [J] ;}} int [] numarray = new int [20]; for (int K = 0; k <20; k ++) {numarray [k] = str6 [k] + str5 [k]; numarray [k] = numarray [k] % 0x24;} string str7 = ""; for (INT m = 0; m <20; m ++) {If (M> 0) & (M % 4) = 0 )) {str7 = str7 + "-";} str7 = str7 + "0123456789 abcdefghijklmnopqrstuvwxyz" [numarray [m];} If (str3 = str7) {flag = true ;} console. writeline ("machine code:" + str3); console. writeline ("Registration Code:" + str7); Return flag ;}}}

Http://www.oschina.net/code/snippet_104837_2095

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Using system. management; // win32_networkadapterconfiguration is the information table managementobjectsearcher query = new managementobjectsearcher ("select * From win32_networkadapterconfiguration where ipenabled = 'true'") in the WMI database '"); // The managementobjectcollection object is used to store the query result. managementobjectcollection querycollection = query. get (); foreach (managementobject Mo in querycollection) {console. writeline ("network card: {0}", Mo ["Description"]); console. writeline ("MAC address: {0}", Mo ["macaddress"]); // addresses, subnets, and ultultgateways values can both contain multiple worthwhile arrays. // to adapt to this situation, you must allocate the result to a string array to adapt to this situation, // use the foreach statement again to use the string array string [] addresses = (string []) Mo ["IPaddress"]; string [] subnets = (string []) mo ["ipsubnet"]; string [] defaultgateways = (string []) Mo ["defaultipgateway"]; // any interface may have multiple IP addresses foreach (string IPaddress in addresses) {console. writeline ("IP Address: {0}", IPaddress);} foreach (string subnet in subnets) {console. writeline ("subnet mask: {0}", subnet);} foreach (string DefaultGateway in defaultgateways) {console. writeline ("Gateway: {0}", DefaultGateway);} console. writeline ();}

Http://blog.csdn.net/luols/article/details/5803135