KG_VerifyRegistrationInfo 函数

KG_VerifyRegistrationInfo 提取注册密钥属性验证注册信息。有一个属性为 TKeyVerifyParams 结构，请注意 TKeyVerifyParams 结构将连接 the Enigma Protector 项目文件。包括公钥、密钥长度、密钥输出方式等 (点击常规选项 - 常规面板获取更多信息)。

返回值

EP_NO_ERROR=0	函数执行成功;
EP_ERROR_UNKNOWN=1	未知错误
EP_ERROR_KEYBUFFEREMPTY=2	注册密钥不允许分配内存
EP_ERROR_KEYBUFFERISLESS=3	注册密钥获取内存不足
EP_ERROR_REGINFOEMPTY=4	注册信息非特定的
EP_ERROR_REGINFOTOOLARGE=5	注册信息为空 (空值大小)
EP_ERROR_PRIVATEKEYISNOTSET=6	私钥没有设置
EP_ERROR_PUBLICKEYISNOTSET=7	公钥没有设置
EP_ERROR_PRIVATEKEYISINVALID=8	私钥不正确
EP_ERROR_PUBLICKEYISINVALID=9	公钥不正确
EP_ERROR_KEYMODEISINVALID=10	密钥长度不正确
EP_ERROR_KEYBASEISINVALID=11	密钥输出方式不正确
EP_ERROR_CURRENTDATEISINVALID=12	日期不正确
EP_ERROR_EXPIRATIONDATEISINVALID=13	过期时间不正确
EP_ERROR_KEYISINVALID=14	密钥不正确
EP_ERROR_HARDWAREID=15	硬件ID不正确
EP_ERROR_HARDWAREBUFFEREMPTY=16	硬件ID为空字节
EP_ERROR_HARDWAREIDINVALIDFORKEY=17	硬件ID与密钥不符
EP_ERROR_PROJECTFILENOTFOUND=18	项目文件没有找到
EP_ERROR_INVALIDPROJECTFILE=19	项目文件不正确
EP_ERROR_EXECUTIONSNUMBERINVALID=20	运行次数不正确
EP_ERROR_DAYSNUMBERINVALID=21	日期不正确
EP_ERROR_COUNTRYCODEINVALID=22	区域代码不正确
EP_ERROR_RUNTIMEINVALID=23	运行时间不正确
EP_ERROR_GLOBALTIMEINVALID=24	合计时间不正确
EP_ERROR_INSTALLBEFOREINVALID=25	指定注册前日期不正确
EP_ERROR_INSTALLAFTERINVALID=26	指定日期后注册不正确

定义

Show/Hide Delphi function definition

function KG_VerifyRegistrationInfo(kv : PKeyVerifyParams) : dword; external 'keygen.dll' name 'KG_VerifyRegistrationInfo';

Show/Hide C++ function definition

 extern  "C" __declspec( dllimport ) __stdcall int KG_VerifyRegistrationInfo(PKeyVerifyParams kv);

Show/Hide C# (.NET) function definition

public class Enigma_KeyGen_IDE
{
    [DllImport("keygen.dll", CallingConvention = CallingConvention.StdCall)]
    public static extern uint KG_VerifyRegistrationInfo(ref TKeyVerifyParams kv);
}

Show/Hide Visual Basic function definition

Public Declare Function KG_VerifyRegistrationInfo Lib "keygen.dll" (ByRef kv As TKeyVerifyParams) As Long

实例

Show/Hide Delphi function example

procedure TfrmMain.btnVerifyClick(Sender: TObject);
var
  kv : TKeyVerifyParams;
  i : integer;
  dwResult : dword;
  stemp : string;
  sresult : string;
begin
  if eUserInfo.Text = '' then
  begin
    ShowMessage('User info field is empty!');
    Exit;
  end;
  if mKey.Text = '' then
  begin
    ShowMessage('Key field is empty!');
    Exit;
  end;

  kv.RegInfo := PAnsiChar(AnsiString(eUserInfo.Text));
  kv.RegInfoLen := strlen(PAnsiChar(kv.RegInfo));
  kv.Key := PAnsiChar(AnsiString(mKey.Text));
  kv.KeyLen := strlen(PAnsiChar(kv.Key));

    // Key mode
  kv.KeyMode := cbKeyMode.ItemIndex;
  // Key base
  kv.KeyBase := cbKeyBase.ItemIndex;
  case kv.KeyMode of
    RM_512:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC' +
                       'P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC' +
                       'WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH' +
                       'CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8' +
                       'HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP' +
                       'SRGDQ742B4742XF4MACRR747YDP5FZZ9D';
    end;
    RM_768:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A9813853309AEHRR66KMK99UEPX8C54WQFDZQ5Y96WUCVZYMXBC32SJV7T5SBPR54E' +
                       '2DBH8UD9RNHTJ9BLJV6NHX52W7PZDDTTJDDGF3YFVL7PJFL8RS8THTFDF' +
                       '4RY7K3QXLTMXMC8DDSRVRWBVMMP3UYKCDDC7KGL9PG509ACPTRQ4MMUKG' +
                       'DAUJFFFGSCBFLYK9X9E74M58PW5FG9B9RTLXJQ4STPVCHJTEH8BP557VZ' +
                       'PQYDBUZJXXJNGVZELFL4UL3LHHE8A645CK593DVWCQBSX4ZCCQ3ST8GCZ' +
                       'LW2729XK3NT7GST3LMQGXSHLDWCXE09AENVX2QTX3VLT6FWB4JND875XZ' +
                       'WQ26GW76TV3KVVHK7U489LLPBQ39HUWKMA65U3HKWBDHKBZEB525PHEH2' +
                       'YQHRZGNJAAYZXMWN8RNZ9T7VMZAJMP2V3S9NXZ9RHL96F7AT3NTMN36V4' +
                       'ACSFEN4DR6TJR95';
    end;
    RM_1024:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A981385330CDG9YQSEUK2HT546KWW46NHSCHMD2TNCSPVNSKGQC6CHDUSU9CC4LDPL' +
                       'TD3NLRVD3TFV9BU2SYBUBU9TXKLQ3CTKZE5GN9VFG37R9YNK2FE58K7ZY' +
                       'WTUJYFSJTBMDLLGA9GJ2LJXGHSS9CESGC2K69H65YQGAC7CRGF5T3CPLA' +
                       '5BDJZKVCUWPZRNA2DN7L956LZVZBQUDPX6PF30CDBH26Z82VE4QQ8N85L' +
                       'QHYJYYCJ6WQ89H9K9VVQX925SG5FJ79AGVZB6M8TTFKCJ56FAREP8GSTC' +
                       'NKWCXEALDP9Y2ZLS9QKZV8JRNDHG9D8BRDSCTMDQK9NLAPZ9TGYFS9G7U' +
                       'LXHYJF7F9A89HPXGTU2N4FQQJL98WZ5QND2KTEMMUUZFAX953HCGNSWUW' +
                       'U2M7LBEWZSH9GW5SC0CDJDY2HC4HJYUSVTAVXZ7MYVJWF3CU9WC3SVPSL' +
                       '29WF46DVS2SYKSSAMATPPYGJDE3PBFMGS34CXWQSXKCEAE63L2EXTS9NE' +
                       '2G597XASY3S34XMYST5YZF4THUTYT5DY9UKKXU6PH8MLXRPZMPMMR83JU' +
                       'X2WGNEW8ZGL4SKUCUB8CEAB6UZ4FB66WTP3B64VMX7XG75T4Y35479';
    end;
    RM_2048:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A98138533199H9KZC4CQ5ZKPEGYDW2EHN5AKZA5G5KP4HU8USWJR8XWW7MCH7244RV' +
                       'PSXFHVU6YQRK4LPUHM497XJYPLLA3DHUZWXK3CB5SUYF75NPYLTNPRUAP' +
                       'CTVDHAKYWTRQ97HES2E59WDN2LJKFYA2K8BGFSBHP4A6BF5FSDTS8NWLL' +
                       'C5NEQ76NJ9BAMWXG55UPFFMRQZTU5KV2G6LSPQUJJWA9U4LJ5SCJ9M9ZQ' +
                       'Z6K7LZA9UAMJ533UQ5J3JPNQAUWJGZFRFCTGAGSBWPWRRF9HRGF9MCX55' +
                       'QRYGPYMRE6DBJ65SJDX34FVPYWWKWQ48MCKXYXPHQ23BJ42U8ZMDD8CG5' +
                       'DPHZQ5XTXUKA277XK6PKSTLJ88ZZ9EBXH62REMRZZRGNPKHYM34RW722S' +
                       'SZHMPFKY7X8UZ19ADGX3UQ7X444XH7MZXEZYW2YLFHR8YL3PTCXVSYX89' +
                       'ZXN7KW2XNBE8XS3TQRGZVF6KA5USH56NEZYH5RNWBBPVE9LD6H42RQWR5' +
                       'YVQMT5EQYQTK6YM9V8DA5BJCLGGZ2UGD6NPA2X3SNUS47F7HJBNBCWHRA' +
                       'YPPCQ5HWCJNPDHUDQMRN2P6PWJFWJ6CLVNK8HXEFLE4ENPXAFN89CRS43' +
                       'RUMVGDJQCSRB535XYCS6BZYLA9Q6HJV425F26XXHRGA7C8R8BVMELAPEH' +
                       '5DSA9KXTCV4H2RNVDFHG3YJSERZVFPWHYA823LUBENBL5U3J4LJX2KQLW' +
                       'L5XGGESPSE2FQWKSQ4NUCDLBEJPQAT2A2477DYS2XEXKLYEAKUN22622C' +
                       'RLBCAHPFNEV2FJ2H8N3JQGXJRGP19AFHGRW6SS2ZSFYK8EZAPVYL4MCP4' +
                       '6UMR64Y9T89FHWEPXBRHKWJCSNNNGPU984J5XW4BWTU6PDWPN24W8RU55' +
                       'A9C3U9H7VHS5PFURASHBT4JAEE5ZKJBSYMCMDVBLU973R72RVPA6U96A2' +
                       'LX8HMASVST9RVJ7W66V4DYWRDZZQ3673W7C7LVF68TWPLNMYEUQ8FDZRN' +
                       'P38D9BX5YA3VENETDUUUMR9U7FFP4NZM7G4Y6J6EASK5SAXXTRMZ8F3AH' +
                       '5FC54E543N739BY5KVZQM7JZWD2P2HPE7BDRMM9JFCGPBWWASTZ7UDNRV' +
                       '6AFHVMBR9AGAERE9M6W6S2ZT8PBTABPDCKBPPPV6QW9DRXZUGAHDDRRSY' +
                       'XM4YXQ2QJX6CL33N7RV8846LK8A3DFLDXWZ2NKF8V';
    end;
    RM_3072:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A98138533267BJBN6W8SY33Y47RWJHWS385XWRV9TSVSB5EM7ECZYNSJ44ZKSD8KV4' +
                       '6Y9T6TNC6QMDW4V6DBMADU3YUKLP88TCLEUD9FTEUHGXM6T57AQ2EMB59' +
                       'UPQVNSUT7Z4EHAMDQ6N77VK2A6P847MMWJH9E7C5XX6FNF6MHGWERPWQV' +
                       '9ZLVR9Z7X5D5Z2XQL6MBM7BDCT2DEDVRBFNDDBLG6LHZ9APM48LS5TKTJ' +
                       'AGDYFDRVHEGTDH47PCLL8YJ4ZAWCB59F8BN5PZL3NQACP32G3YNBX5E3J' +
                       '7S28XLRGAX55ZML5XE6Q68EUAL38VUBJ2MZ2UGCCHM7CE6S99N44X9RMV' +
                       '7B55HULJ4KHPFYSBDUSPQTCWGS76BEQST2QCZDZ2T4FBA4YUJFF47AACE' +
                       'A4EEFESEYWN48UZCSDZAMGSU5VB9UJKR2XQUSDFS3TNG9QKURQWS7N5Q3' +
                       'VPYT4QAGGQ5GW2MMXHDJYW55FQPHSS255GVJ7WLLP85JHS8K6DVTJWB4W' +
                       '4Y8ZEFF7KP6W74PAA8FVPZVDW4RKGMQ8V56Q6R4V34XFE5HR4FZS8GZ6R' +
                       '36RKW6WN34S2AHR9LCGF8LULB7ZN6NC2AA5RPDZYGWSPPME6267CGLZCP' +
                       'GG98W557RXCDWAETJHDCRPUXX7AD3E8SL9WMGBV9QFHMSV9UFV7H9NTX3' +
                       'QYV95CN9P9DSYQWL35R2BWB4GKW6CTWVB2X6WH3P2WFBE6X55KBLAMDB3' +
                       'SRDSDVY37GKH78MUHY7KDJDC8SJU5FUQRYZ49ULX3YSZL7E284GFVZSGD' +
                       'FTTQNR6VMBM3LLR78SUSVMJW88XT2K4UHEATRU3V9MMR2VGNGCY9S6R7M' +
                       '4ELNPEBBMQP2HVPLY5M5VPA92V7NU8ZZ58YYTW5QK9USZ5LV59UZGB2CF' +
                       'DPZ6HFYU5WB7UU3UYWVNSNKM3W7GBYKJP8TMFW2YN6GNSSE4ZKFVZRLUT' +
                       '8QPZBBEQT5H9H5Z53D7QV4AJTKTX4EMW62TDWXQVK24JZPSG2VXKCMYZL' +
                       'BUASE25R3EEK9KBLJ8VX83ZXGTBL5CCDBY33HJ6FKX8AW3WPRX3XTCS9G' +
                       '2B9SVK2XFFKNSPGFG6FZNS8P2HERFGFL79DKUZZFWHFH4H9UZ7F7F6W3Z' +
                       'WN84JRRA7SU8T89EQMRBEPVYMMGLGSUMFWWMEDLJM5EGP5WEX9LDUAQXS' +
                       '55LKDQVRKX4R8NNBHSYBHSNMFYA2C6KGQQFK3TN267DPSZT3PTKHTLNMU' +
                       'V2YYZZRX3953LPWAKYF8LJUVMEQT3ZC4F9SWMYGUHG6XX66PJFQWSRUW2' +
                       'C79YLGZ6ZAFS7HLXBTH55UD3EGFBZQ5CLNJDZTEJACDVBCM5FQBTX4DKK' +
                       'UDGNSMWWLC5UMQRHW89CTU5636WYDXVZZDAUZ529458LDN2DAR9QADWRZ' +
                       'UTU8MCKN8ACH3R36YKE52DDF67SM5UDUH7PTATHXE65UCGFRCV49UTF29' +
                       'BGDSUWGRMC839HUZYQVAG985YUF5KJCAVGKRD8E4YMPJ38KR6HD2KHDGY' +
                       'PJDMJMN4Y3DTJW5MYX3VUPF32637LMAWFM4QCU7BMP74SCF4N5QXZZVBE' +
                       'LAQMPYMJC2ZWJ9XFV33YXTTPH3SG9KMUABLL83P7L3UBVM763XJPR5UEH' +
                       'DZ73XJUGR9QP6299K5PU46XGVWKWFAKWYMRXUSLCFJ3WQTEC6QJH6E5V8' +
                       'X2RMA5TXGSBEWLGSMNQ2SH6G9MLKK4S486DN4M4QVDTYTM4JQETAJQGP7' +
                       '6NUR4UNDXR4W4JQSNWDTUGX69SEDC3AL8ZF4TJBQQRXSX2A86UUWCDCFH' +
                       'JE94A8EP3Q6A2QTYKEE62MV4VJB2AB';
    end;
    RM_4096:
    begin
      kv.PublicKey  := '0201B810DA4A1ADD4351378790A98138533334BN75EUD4LFWYFVNFGBRCEMKKXG62QRBXL8GMHQ975B68FJVEMNXQQ7' +
                       'RKR7RCZMWDVP86QPB3LR49G9BM7EUUZXNCRZBXRF4PEY3RX6UXT4X286K' +
                       'WMR7AMEE6QNP9AEHGWJT9AVU3F62F37B5GVX2BQF73QWHRFQSQ6XMRP6M' +
                       'ZDRQ8JT89UF3YRK5UL34MM3L8HLDTWAJF5YY7MRWJUFDQRK9JNCJ6C9KJ' +
                       'WRE5ACQSNS24NEAHDYKS3AK75HBCTKP9NR2CSL7Q9PPXM4TF7L37USP77' +
                       'Z7WER6JY67F7YGKTP6MFRMKK9H8XFPZ9XWKK97XCFXK7AW4TB96WGEH4B' +
                       'YPF9QRF2DGC3LCHW8VTD2EMHVRDR6EEBUG8R4XYKJPLBPRCJP445DU2BW' +
                       'JWELKAY45GKDU5HLTTDTWRH2JFKJ7AVAKLPEELN29YHX5JR773P9ERW7N' +
                       'UFMWDKD4UL4YPU5QW2L4A7ZN3E8ZDQVEZUR6ZRDQXRLQRLUNHVB4XGBWD' +
                       'HM79NGJARHDBQJCD8NWZCWPBY26QARP7A5S48DCV29F7MUTHU3YAHYVS7' +
                       'ZPGXJZZA5HBBY4K5BQPUG6MVCBG8H3C7VL8KH9EH58NUVCE6F2CGMSM94' +
                       '4CQDKNVGWWWRNK4DG26UT88Y9ULUPJ25G9KLTQPK3TBXZEK43X8KPMJT8' +
                       'DF6MTQ5RB94XR2BT9H9NYYTXL29GF8KZY9QNHAW4LTT2RDQTD2ELWPSV4' +
                       '4AND9K8G5VKLQ287UBEVHA82CMSMGQQBMNQZVAZ9G8T5TD6G9F7XQHMJT' +
                       'HCL6PFEDUW5MN9JASF2EKPT2H33325A3SFGGM5C3RYKZSYSSQC5FLHNX9' +
                       'VHN4HQVWD66YECY4R97JZHQALRTCHXUWH85LSJCCTQZT8JF52FHG6FV9J' +
                       'UJWEU24K9Z7SKYTYA9NH7GW29FSNKUK3DMFXY48VEYZVDRTTMLFYSJH8B' +
                       'RQXV72REYGSM6SLX89EVQ52CN9N8YDLWHAWCDDNM89YN2FCRTLE8688XN' +
                       'F4MZMFE6GP9JK2JTFJVUKBLES2ZVWSBCJE9N3D7DG9LL9Z3U42QFJJPE2' +
                       'HE5XCRY25UND96R9D7655ZBSCPF796FJZ4GPLY7AMZLGLR77GRP467ELK' +
                       'PXSZ9ZF8MUYFDHV4EFACPZ79CDFTYW56NE9JDWDVUMNLY9EXDSF8ZNABE' +
                       'MDQU6T9RVLTNRMZJJ8EJSUM9TV8YA6MNWF2Y66MD3VQ9L662F5X6VE9ZC' +
                       'PPRTNMEV2DG9BUMFMSL7PUR9H5QG6VVBDBMEU3PLABL57HMSQ5C83E9X8' +
                       'RTPY4QSEH2H7R2QDJHT5LQSFNQJL2NZ24GLNTFXG468WC5UUTDD68G8HM' +
                       '477Z8P4F9ZZHUGZ6VPFF32A2MPWY8LPXNECCKM9EEVLDDPUJ8LXN2AE6K' +
                       'Y2Q42FVBCJM9GQTXNRHBED735KCFD4YGV4U5U3LJD6NJ886W6XQLWH3G7' +
                       '3VZ6T5YDUQP6DA5ZHLKQSGATDJHUWC2ELTE7QJFXH8H9EAQYZPPMW76JG' +
                       'Z48UBND9VXFXZMSGBNWQPNQG7E4TCBDMVKUSA9TTVSNLN3DXEZNXH787R' +
                       'N7XHFBJNZ5W74DUMNBYVHEQDYMZBQCFMS8LGSDUAU6QE9DD5Q334BX62T' +
                       'JP5WQQDS2ZEWW76XW7VMLX3L7V9UVD7RL297VDBVRFPQ5MYA3YFVBVNVA' +
                       'R5TJXMQ4X2U2PW6UWSKBXT58HG3QPZM2RVEX2PDMCVJDFTJMXR9NPLW4C' +
                       '6AE4Q9A8TTAQ68BSN9WWTFFTSX68ECVARFPDBBH5DMP4KYFARTFVCSWNF' +
                       'FGAPBYYGFJA4MGHEDWTNE54MPGER7EPCZEV2ESJRMM6XDMFGABG97HECN' +
                       '3SZFUBRKCNDZ2TE9F6EERULRCDAV5EMY6KVY9NY9MYNPP2FQ5WFWLMRYD' +
                       '4TNYYHE6EDMQ6KK79HH5Q5KBW6DDQYYNUR365W2454CHEZWZAPU82SX4H' +
                       'KHNZXBRVWAT7G9CJBKHNBPSVEL67X8UJHBFHZH8ZD4NSEVFZM4Y768TJ6' +
                       'QP3BGEKLTY4UZUWHG63QMKVWAQW9E7WRFNJCH4XRD97JHNKMFUTRFVH68' +
                       'G5CKSMGC725AZ9CBSL2JX43P4EY44CMF56AJ6BEXVCJP2ZDWCT9G55K4D' +
                       'F24J7TTJMFXTQH95CBNX67CBPNWEKHCWQV6VD73Y9KCZHNBFUFS8TCYNN' +
                       'WXRGFKNVRDFUKWHDWDDTSPEW8YCKLPMX2GUV3N4JFJMUE6TSJR6Z53C9F' +
                       'SKZAY3EN7G66JPBF5E9S6Y7RQHPWZHSRDQ7XH87PHUJFLJFGD7WNE3Q9P' +
                       'EXMW33LVJBFEUXKNUB6SU7ZYCEX96XT8G27FLUV7XPV4JK64DWDJCX9WV' +
                       '4VL8CK23FQJ28UG9JUZTQJ3DRL32BTJVRD4LVQ6MK9LCE7ZZP925JK7ZD' +
                       '92SCV4DDJJ5EXMVBF';
    end;
  end;

  // Hardware ID
  kv.UseHardwareLocking := cbHardwareID.Checked;
  if kv.UseHardwareLocking then
  begin
    kv.HardwareID := PAnsiChar(AnsiString(eHardware.Text));
  end;

  // Secure constant (get it from project file)!
  kv.EncryptedConstant := 2113444489;

  dwResult := KG_VerifyRegistrationInfo(@kv);

  if dwResult = EP_NO_ERROR then
  begin
    sresult := 'Key is valid!'#13#10;
    sresult := format(sresult + 'Creation Date: %s'#13#10, [DateToStr(EncodeDate(kv.CreationYear, kv.CreationMonth, kv.CreationDay))]);
    if kv.UseKeyExpiration then
    begin
      sresult := format(sresult + 'Expiration Date: %s'#13#10, [DateToStr(EncodeDate(kv.ExpirationYear, kv.ExpirationMonth, kv.ExpirationDay))]);
    end;
    if kv.UseRegisterAfter then
    begin
      sresult := format(sresult + 'Register After Date: %s'#13#10, [DateToStr(EncodeDate(kv.RegisterAfterYear, kv.RegisterAfterMonth, kv.RegisterAfterDay))]);
    end;
    if kv.UseRegisterBefore then
    begin
      sresult := format(sresult + 'Register Before Date: %s'#13#10, [DateToStr(EncodeDate(kv.RegisterBeforeYear, kv.RegisterBeforeMonth, kv.RegisterBeforeDay))]);
    end;
    if kv.UseCountyLimit then
    begin
      for i := 0 to length(KEY_COUNTRIES) - 1 do
      begin
        if kv.CountryCode = KEY_COUNTRIES[i].Code then
        begin
          stemp := KEY_COUNTRIES[i].Name;
          break;
        end;
      end;
      sresult := format(sresult + 'Locked to country: %s'#13#10, [stemp]);
    end;
    if kv.UseExecutionsLimit then
    begin
      sresult := format(sresult + 'Executions limit: %d executions'#13#10, [kv.ExecutionsCount]);
    end;
    if kv.UseDaysLimit then
    begin
      sresult := format(sresult + 'Days limit: %d days'#13#10, [kv.DaysCount]);
    end;
    if kv.UseRunTimeLimit then
    begin
      sresult := format(sresult + 'Run-time limit: %d minutes'#13#10, [kv.RunTimeMinutes]);
    end;
    if kv.UseGlobalTimeLimit then
    begin
      sresult := format(sresult + 'Global Time limit: %d minutes'#13#10, [kv.GlobalTimeMinutes]);
    end;
    for i := 1 to NUMBER_OF_CRYPTED_SECTIONS do
    begin
      if kv.EncryptedSections[i] then
      begin
        sresult := format(sresult + 'Unlocked section #%d'#13#10, [i]);
      end;
    end;
  end else
  begin
    case dwResult of
      EP_ERROR_UNKNOWN                 : sresult := 'EP_ERROR_UNKNOWN                ';
      EP_ERROR_KEYBUFFEREMPTY          : sresult := 'EP_ERROR_KEYBUFFEREMPTY         ';
      EP_ERROR_KEYBUFFERISLESS         : sresult := 'EP_ERROR_KEYBUFFERISLESS        ';
      EP_ERROR_REGINFOEMPTY            : sresult := 'EP_ERROR_REGINFOEMPTY           ';
      EP_ERROR_REGINFOTOOLARGE         : sresult := 'EP_ERROR_REGINFOTOOLARGE        ';
      EP_ERROR_PRIVATEKEYISNOTSET      : sresult := 'EP_ERROR_PRIVATEKEYISNOTSET     ';
      EP_ERROR_PUBLICKEYISNOTSET       : sresult := 'EP_ERROR_PUBLICKEYISNOTSET      ';
      EP_ERROR_PRIVATEKEYISINVALID     : sresult := 'EP_ERROR_PRIVATEKEYISINVALID    ';
      EP_ERROR_PUBLICKEYISINVALID      : sresult := 'EP_ERROR_PUBLICKEYISINVALID     ';
      EP_ERROR_KEYMODEISINVALID        : sresult := 'EP_ERROR_KEYMODEISINVALID       ';
      EP_ERROR_KEYBASEISINVALID        : sresult := 'EP_ERROR_KEYBASEISINVALID       ';
      EP_ERROR_CURRENTDATEISINVALID    : sresult := 'EP_ERROR_CURRENTDATEISINVALID   ';
      EP_ERROR_EXPIRATIONDATEISINVALID : sresult := 'EP_ERROR_EXPIRATIONDATEISINVALID';
      EP_ERROR_KEYISINVALID            : sresult := 'EP_ERROR_KEYISINVALID           ';
      EP_ERROR_HARDWAREID              : sresult := 'EP_ERROR_HARDWAREID             ';
      EP_ERROR_HARDWAREBUFFEREMPTY     : sresult := 'EP_ERROR_HARDWAREBUFFEREMPTY    ';
      EP_ERROR_HARDWAREIDINVALIDFORKEY : sresult := 'EP_ERROR_HARDWAREIDINVALIDFORKEY';
      EP_ERROR_PROJECTFILENOTFOUND     : sresult := 'EP_ERROR_PROJECTFILENOTFOUND    ';
      EP_ERROR_INVALIDPROJECTFILE      : sresult := 'EP_ERROR_INVALIDPROJECTFILE     ';
      EP_ERROR_EXECUTIONSNUMBERINVALID : sresult := 'EP_ERROR_EXECUTIONSNUMBERINVALID';
      EP_ERROR_DAYSNUMBERINVALID       : sresult := 'EP_ERROR_DAYSNUMBERINVALID      ';
      EP_ERROR_COUNTRYCODEINVALID      : sresult := 'EP_ERROR_COUNTRYCODEINVALID     ';
      EP_ERROR_RUNTIMEINVALID          : sresult := 'EP_ERROR_RUNTIMEINVALID         ';
      EP_ERROR_GLOBALTIMEINVALID       : sresult := 'EP_ERROR_GLOBALTIMEINVALID      ';
      EP_ERROR_INSTALLBEFOREINVALID    : sresult := 'EP_ERROR_INSTALLBEFOREINVALID   ';
      EP_ERROR_INSTALLAFTERINVALID     : sresult := 'EP_ERROR_INSTALLAFTERINVALID    ';
      else sresult := 'Unknown error';
    end;
  end;
  ShowMessage(sresult);
end;

Show/Hide Borland C++ Builder function example

void __fastcall TfrmMain::btnVerifyClick(TObject *Sender)
{
  if (eUserInfo->Text == "")
  {
    ShowMessage("Registration info is empty!");
    return;
  }
  if (mKey->Text == "")
  {
    ShowMessage("Registration key is empty!");
    return;
  }

  TKeyVerifyParams kv;
  WORD wYear;
  WORD wDay;
  WORD wMonth;
  DWORD dwResult;

  // Clear params buffer
  memset(&kv, 0, sizeof(kv));
  // Key mode
  kv.KeyMode = cbKeyMode->ItemIndex;
  // Key base
  kv.KeyBase = cbKeyBase->ItemIndex;

  AnsiString asPublicKey;
  switch (kv.KeyMode)
  {
    case RM_512:
    {
      asPublicKey  =  "0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC";
      asPublicKey +=  "P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC";
      asPublicKey +=  "WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH";
      asPublicKey +=  "CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8";
      asPublicKey +=  "HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP";
      asPublicKey +=  "SRGDQ742B4742XF4MACRR747YDP5FZZ9D" + 0;
      break;
    }
    case RM_768:
    {
      asPublicKey  =   "0201B810DA4A1ADD4351378790A9813853309AEHRR66KMK99UEPX8C54WQFDZQ5Y96WUCVZYMXBC32SJV7T5SBPR54E";
      asPublicKey  +=  "2DBH8UD9RNHTJ9BLJV6NHX52W7PZDDTTJDDGF3YFVL7PJFL8RS8THTFDF";
      asPublicKey  +=  "4RY7K3QXLTMXMC8DDSRVRWBVMMP3UYKCDDC7KGL9PG509ACPTRQ4MMUKG";
      asPublicKey  +=  "DAUJFFFGSCBFLYK9X9E74M58PW5FG9B9RTLXJQ4STPVCHJTEH8BP557VZ";
      asPublicKey  +=  "PQYDBUZJXXJNGVZELFL4UL3LHHE8A645CK593DVWCQBSX4ZCCQ3ST8GCZ";
      asPublicKey  +=  "LW2729XK3NT7GST3LMQGXSHLDWCXE09AENVX2QTX3VLT6FWB4JND875XZ";
      asPublicKey  +=  "WQ26GW76TV3KVVHK7U489LLPBQ39HUWKMA65U3HKWBDHKBZEB525PHEH2";
      asPublicKey  +=  "YQHRZGNJAAYZXMWN8RNZ9T7VMZAJMP2V3S9NXZ9RHL96F7AT3NTMN36V4";
      asPublicKey  +=  "ACSFEN4DR6TJR95";
      break;
    }
    case RM_1024:
    {
      asPublicKey  =   "0201B810DA4A1ADD4351378790A981385330CDG9YQSEUK2HT546KWW46NHSCHMD2TNCSPVNSKGQC6CHDUSU9CC4LDPL";
      asPublicKey  +=  "TD3NLRVD3TFV9BU2SYBUBU9TXKLQ3CTKZE5GN9VFG37R9YNK2FE58K7ZY";
      asPublicKey  +=  "WTUJYFSJTBMDLLGA9GJ2LJXGHSS9CESGC2K69H65YQGAC7CRGF5T3CPLA";
      asPublicKey  +=  "5BDJZKVCUWPZRNA2DN7L956LZVZBQUDPX6PF30CDBH26Z82VE4QQ8N85L";
      asPublicKey  +=  "QHYJYYCJ6WQ89H9K9VVQX925SG5FJ79AGVZB6M8TTFKCJ56FAREP8GSTC";
      asPublicKey  +=  "NKWCXEALDP9Y2ZLS9QKZV8JRNDHG9D8BRDSCTMDQK9NLAPZ9TGYFS9G7U";
      asPublicKey  +=  "LXHYJF7F9A89HPXGTU2N4FQQJL98WZ5QND2KTEMMUUZFAX953HCGNSWUW";
      asPublicKey  +=  "U2M7LBEWZSH9GW5SC0CDJDY2HC4HJYUSVTAVXZ7MYVJWF3CU9WC3SVPSL";
      asPublicKey  +=  "29WF46DVS2SYKSSAMATPPYGJDE3PBFMGS34CXWQSXKCEAE63L2EXTS9NE";
      asPublicKey  +=  "2G597XASY3S34XMYST5YZF4THUTYT5DY9UKKXU6PH8MLXRPZMPMMR83JU";
      asPublicKey  +=  "X2WGNEW8ZGL4SKUCUB8CEAB6UZ4FB66WTP3B64VMX7XG75T4Y35479";
      break;
    }
    case RM_2048:
    {
      asPublicKey  =   "0201B810DA4A1ADD4351378790A98138533199H9KZC4CQ5ZKPEGYDW2EHN5AKZA5G5KP4HU8USWJR8XWW7MCH7244RV";
      asPublicKey  +=  "PSXFHVU6YQRK4LPUHM497XJYPLLA3DHUZWXK3CB5SUYF75NPYLTNPRUAP";
      asPublicKey  +=  "CTVDHAKYWTRQ97HES2E59WDN2LJKFYA2K8BGFSBHP4A6BF5FSDTS8NWLL";
      asPublicKey  +=  "C5NEQ76NJ9BAMWXG55UPFFMRQZTU5KV2G6LSPQUJJWA9U4LJ5SCJ9M9ZQ";
      asPublicKey  +=  "Z6K7LZA9UAMJ533UQ5J3JPNQAUWJGZFRFCTGAGSBWPWRRF9HRGF9MCX55";
      asPublicKey  +=  "QRYGPYMRE6DBJ65SJDX34FVPYWWKWQ48MCKXYXPHQ23BJ42U8ZMDD8CG5";
      asPublicKey  +=  "DPHZQ5XTXUKA277XK6PKSTLJ88ZZ9EBXH62REMRZZRGNPKHYM34RW722S";
      asPublicKey  +=  "SZHMPFKY7X8UZ19ADGX3UQ7X444XH7MZXEZYW2YLFHR8YL3PTCXVSYX89";
      asPublicKey  +=  "ZXN7KW2XNBE8XS3TQRGZVF6KA5USH56NEZYH5RNWBBPVE9LD6H42RQWR5";
      asPublicKey  +=  "YVQMT5EQYQTK6YM9V8DA5BJCLGGZ2UGD6NPA2X3SNUS47F7HJBNBCWHRA";
      asPublicKey  +=  "YPPCQ5HWCJNPDHUDQMRN2P6PWJFWJ6CLVNK8HXEFLE4ENPXAFN89CRS43";
      asPublicKey  +=  "RUMVGDJQCSRB535XYCS6BZYLA9Q6HJV425F26XXHRGA7C8R8BVMELAPEH";
      asPublicKey  +=  "5DSA9KXTCV4H2RNVDFHG3YJSERZVFPWHYA823LUBENBL5U3J4LJX2KQLW";
      asPublicKey  +=  "L5XGGESPSE2FQWKSQ4NUCDLBEJPQAT2A2477DYS2XEXKLYEAKUN22622C";
      asPublicKey  +=  "RLBCAHPFNEV2FJ2H8N3JQGXJRGP19AFHGRW6SS2ZSFYK8EZAPVYL4MCP4";
      asPublicKey  +=  "6UMR64Y9T89FHWEPXBRHKWJCSNNNGPU984J5XW4BWTU6PDWPN24W8RU55";
      asPublicKey  +=  "A9C3U9H7VHS5PFURASHBT4JAEE5ZKJBSYMCMDVBLU973R72RVPA6U96A2";
      asPublicKey  +=  "LX8HMASVST9RVJ7W66V4DYWRDZZQ3673W7C7LVF68TWPLNMYEUQ8FDZRN";
      asPublicKey  +=  "P38D9BX5YA3VENETDUUUMR9U7FFP4NZM7G4Y6J6EASK5SAXXTRMZ8F3AH";
      asPublicKey  +=  "5FC54E543N739BY5KVZQM7JZWD2P2HPE7BDRMM9JFCGPBWWASTZ7UDNRV";
      asPublicKey  +=  "6AFHVMBR9AGAERE9M6W6S2ZT8PBTABPDCKBPPPV6QW9DRXZUGAHDDRRSY";
      asPublicKey  +=  "XM4YXQ2QJX6CL33N7RV8846LK8A3DFLDXWZ2NKF8V";
      break;
    }
    case RM_3072:
    {
      asPublicKey  =   "0201B810DA4A1ADD4351378790A98138533267BJBN6W8SY33Y47RWJHWS385XWRV9TSVSB5EM7ECZYNSJ44ZKSD8KV4";
      asPublicKey  +=  "6Y9T6TNC6QMDW4V6DBMADU3YUKLP88TCLEUD9FTEUHGXM6T57AQ2EMB59";
      asPublicKey  +=  "UPQVNSUT7Z4EHAMDQ6N77VK2A6P847MMWJH9E7C5XX6FNF6MHGWERPWQV";
      asPublicKey  +=  "9ZLVR9Z7X5D5Z2XQL6MBM7BDCT2DEDVRBFNDDBLG6LHZ9APM48LS5TKTJ";
      asPublicKey  +=  "AGDYFDRVHEGTDH47PCLL8YJ4ZAWCB59F8BN5PZL3NQACP32G3YNBX5E3J";
      asPublicKey  +=  "7S28XLRGAX55ZML5XE6Q68EUAL38VUBJ2MZ2UGCCHM7CE6S99N44X9RMV";
      asPublicKey  +=  "7B55HULJ4KHPFYSBDUSPQTCWGS76BEQST2QCZDZ2T4FBA4YUJFF47AACE";
      asPublicKey  +=  "A4EEFESEYWN48UZCSDZAMGSU5VB9UJKR2XQUSDFS3TNG9QKURQWS7N5Q3";
      asPublicKey  +=  "VPYT4QAGGQ5GW2MMXHDJYW55FQPHSS255GVJ7WLLP85JHS8K6DVTJWB4W";
      asPublicKey  +=  "4Y8ZEFF7KP6W74PAA8FVPZVDW4RKGMQ8V56Q6R4V34XFE5HR4FZS8GZ6R";
      asPublicKey  +=  "36RKW6WN34S2AHR9LCGF8LULB7ZN6NC2AA5RPDZYGWSPPME6267CGLZCP";
      asPublicKey  +=  "GG98W557RXCDWAETJHDCRPUXX7AD3E8SL9WMGBV9QFHMSV9UFV7H9NTX3";
      asPublicKey  +=  "QYV95CN9P9DSYQWL35R2BWB4GKW6CTWVB2X6WH3P2WFBE6X55KBLAMDB3";
      asPublicKey  +=  "SRDSDVY37GKH78MUHY7KDJDC8SJU5FUQRYZ49ULX3YSZL7E284GFVZSGD";
      asPublicKey  +=  "FTTQNR6VMBM3LLR78SUSVMJW88XT2K4UHEATRU3V9MMR2VGNGCY9S6R7M";
      asPublicKey  +=  "4ELNPEBBMQP2HVPLY5M5VPA92V7NU8ZZ58YYTW5QK9USZ5LV59UZGB2CF";
      asPublicKey  +=  "DPZ6HFYU5WB7UU3UYWVNSNKM3W7GBYKJP8TMFW2YN6GNSSE4ZKFVZRLUT";
      asPublicKey  +=  "8QPZBBEQT5H9H5Z53D7QV4AJTKTX4EMW62TDWXQVK24JZPSG2VXKCMYZL";
      asPublicKey  +=  "BUASE25R3EEK9KBLJ8VX83ZXGTBL5CCDBY33HJ6FKX8AW3WPRX3XTCS9G";
      asPublicKey  +=  "2B9SVK2XFFKNSPGFG6FZNS8P2HERFGFL79DKUZZFWHFH4H9UZ7F7F6W3Z";
      asPublicKey  +=  "WN84JRRA7SU8T89EQMRBEPVYMMGLGSUMFWWMEDLJM5EGP5WEX9LDUAQXS";
      asPublicKey  +=  "55LKDQVRKX4R8NNBHSYBHSNMFYA2C6KGQQFK3TN267DPSZT3PTKHTLNMU";
      asPublicKey  +=  "V2YYZZRX3953LPWAKYF8LJUVMEQT3ZC4F9SWMYGUHG6XX66PJFQWSRUW2";
      asPublicKey  +=  "C79YLGZ6ZAFS7HLXBTH55UD3EGFBZQ5CLNJDZTEJACDVBCM5FQBTX4DKK";
      asPublicKey  +=  "UDGNSMWWLC5UMQRHW89CTU5636WYDXVZZDAUZ529458LDN2DAR9QADWRZ";
      asPublicKey  +=  "UTU8MCKN8ACH3R36YKE52DDF67SM5UDUH7PTATHXE65UCGFRCV49UTF29";
      asPublicKey  +=  "BGDSUWGRMC839HUZYQVAG985YUF5KJCAVGKRD8E4YMPJ38KR6HD2KHDGY";
      asPublicKey  +=  "PJDMJMN4Y3DTJW5MYX3VUPF32637LMAWFM4QCU7BMP74SCF4N5QXZZVBE";
      asPublicKey  +=  "LAQMPYMJC2ZWJ9XFV33YXTTPH3SG9KMUABLL83P7L3UBVM763XJPR5UEH";
      asPublicKey  +=  "DZ73XJUGR9QP6299K5PU46XGVWKWFAKWYMRXUSLCFJ3WQTEC6QJH6E5V8";
      asPublicKey  +=  "X2RMA5TXGSBEWLGSMNQ2SH6G9MLKK4S486DN4M4QVDTYTM4JQETAJQGP7";
      asPublicKey  +=  "6NUR4UNDXR4W4JQSNWDTUGX69SEDC3AL8ZF4TJBQQRXSX2A86UUWCDCFH";
      asPublicKey  +=  "JE94A8EP3Q6A2QTYKEE62MV4VJB2AB";
      break;
    }
    case RM_4096:
    {
      asPublicKey  =   "0201B810DA4A1ADD4351378790A98138533334BN75EUD4LFWYFVNFGBRCEMKKXG62QRBXL8GMHQ975B68FJVEMNXQQ7";
      asPublicKey  +=  "RKR7RCZMWDVP86QPB3LR49G9BM7EUUZXNCRZBXRF4PEY3RX6UXT4X286K";
      asPublicKey  +=  "WMR7AMEE6QNP9AEHGWJT9AVU3F62F37B5GVX2BQF73QWHRFQSQ6XMRP6M";
      asPublicKey  +=  "ZDRQ8JT89UF3YRK5UL34MM3L8HLDTWAJF5YY7MRWJUFDQRK9JNCJ6C9KJ";
      asPublicKey  +=  "WRE5ACQSNS24NEAHDYKS3AK75HBCTKP9NR2CSL7Q9PPXM4TF7L37USP77";
      asPublicKey  +=  "Z7WER6JY67F7YGKTP6MFRMKK9H8XFPZ9XWKK97XCFXK7AW4TB96WGEH4B";
      asPublicKey  +=  "YPF9QRF2DGC3LCHW8VTD2EMHVRDR6EEBUG8R4XYKJPLBPRCJP445DU2BW";
      asPublicKey  +=  "JWELKAY45GKDU5HLTTDTWRH2JFKJ7AVAKLPEELN29YHX5JR773P9ERW7N";
      asPublicKey  +=  "UFMWDKD4UL4YPU5QW2L4A7ZN3E8ZDQVEZUR6ZRDQXRLQRLUNHVB4XGBWD";
      asPublicKey  +=  "HM79NGJARHDBQJCD8NWZCWPBY26QARP7A5S48DCV29F7MUTHU3YAHYVS7";
      asPublicKey  +=  "ZPGXJZZA5HBBY4K5BQPUG6MVCBG8H3C7VL8KH9EH58NUVCE6F2CGMSM94";
      asPublicKey  +=  "4CQDKNVGWWWRNK4DG26UT88Y9ULUPJ25G9KLTQPK3TBXZEK43X8KPMJT8";
      asPublicKey  +=  "DF6MTQ5RB94XR2BT9H9NYYTXL29GF8KZY9QNHAW4LTT2RDQTD2ELWPSV4";
      asPublicKey  +=  "4AND9K8G5VKLQ287UBEVHA82CMSMGQQBMNQZVAZ9G8T5TD6G9F7XQHMJT";
      asPublicKey  +=  "HCL6PFEDUW5MN9JASF2EKPT2H33325A3SFGGM5C3RYKZSYSSQC5FLHNX9";
      asPublicKey  +=  "VHN4HQVWD66YECY4R97JZHQALRTCHXUWH85LSJCCTQZT8JF52FHG6FV9J";
      asPublicKey  +=  "UJWEU24K9Z7SKYTYA9NH7GW29FSNKUK3DMFXY48VEYZVDRTTMLFYSJH8B";
      asPublicKey  +=  "RQXV72REYGSM6SLX89EVQ52CN9N8YDLWHAWCDDNM89YN2FCRTLE8688XN";
      asPublicKey  +=  "F4MZMFE6GP9JK2JTFJVUKBLES2ZVWSBCJE9N3D7DG9LL9Z3U42QFJJPE2";
      asPublicKey  +=  "HE5XCRY25UND96R9D7655ZBSCPF796FJZ4GPLY7AMZLGLR77GRP467ELK";
      asPublicKey  +=  "PXSZ9ZF8MUYFDHV4EFACPZ79CDFTYW56NE9JDWDVUMNLY9EXDSF8ZNABE";
      asPublicKey  +=  "MDQU6T9RVLTNRMZJJ8EJSUM9TV8YA6MNWF2Y66MD3VQ9L662F5X6VE9ZC";
      asPublicKey  +=  "PPRTNMEV2DG9BUMFMSL7PUR9H5QG6VVBDBMEU3PLABL57HMSQ5C83E9X8";
      asPublicKey  +=  "RTPY4QSEH2H7R2QDJHT5LQSFNQJL2NZ24GLNTFXG468WC5UUTDD68G8HM";
      asPublicKey  +=  "477Z8P4F9ZZHUGZ6VPFF32A2MPWY8LPXNECCKM9EEVLDDPUJ8LXN2AE6K";
      asPublicKey  +=  "Y2Q42FVBCJM9GQTXNRHBED735KCFD4YGV4U5U3LJD6NJ886W6XQLWH3G7";
      asPublicKey  +=  "3VZ6T5YDUQP6DA5ZHLKQSGATDJHUWC2ELTE7QJFXH8H9EAQYZPPMW76JG";
      asPublicKey  +=  "Z48UBND9VXFXZMSGBNWQPNQG7E4TCBDMVKUSA9TTVSNLN3DXEZNXH787R";
      asPublicKey  +=  "N7XHFBJNZ5W74DUMNBYVHEQDYMZBQCFMS8LGSDUAU6QE9DD5Q334BX62T";
      asPublicKey  +=  "JP5WQQDS2ZEWW76XW7VMLX3L7V9UVD7RL297VDBVRFPQ5MYA3YFVBVNVA";
      asPublicKey  +=  "R5TJXMQ4X2U2PW6UWSKBXT58HG3QPZM2RVEX2PDMCVJDFTJMXR9NPLW4C";
      asPublicKey  +=  "6AE4Q9A8TTAQ68BSN9WWTFFTSX68ECVARFPDBBH5DMP4KYFARTFVCSWNF";
      asPublicKey  +=  "FGAPBYYGFJA4MGHEDWTNE54MPGER7EPCZEV2ESJRMM6XDMFGABG97HECN";
      asPublicKey  +=  "3SZFUBRKCNDZ2TE9F6EERULRCDAV5EMY6KVY9NY9MYNPP2FQ5WFWLMRYD";
      asPublicKey  +=  "4TNYYHE6EDMQ6KK79HH5Q5KBW6DDQYYNUR365W2454CHEZWZAPU82SX4H";
      asPublicKey  +=  "KHNZXBRVWAT7G9CJBKHNBPSVEL67X8UJHBFHZH8ZD4NSEVFZM4Y768TJ6";
      asPublicKey  +=  "QP3BGEKLTY4UZUWHG63QMKVWAQW9E7WRFNJCH4XRD97JHNKMFUTRFVH68";
      asPublicKey  +=  "G5CKSMGC725AZ9CBSL2JX43P4EY44CMF56AJ6BEXVCJP2ZDWCT9G55K4D";
      asPublicKey  +=  "F24J7TTJMFXTQH95CBNX67CBPNWEKHCWQV6VD73Y9KCZHNBFUFS8TCYNN";
      asPublicKey  +=  "WXRGFKNVRDFUKWHDWDDTSPEW8YCKLPMX2GUV3N4JFJMUE6TSJR6Z53C9F";
      asPublicKey  +=  "SKZAY3EN7G66JPBF5E9S6Y7RQHPWZHSRDQ7XH87PHUJFLJFGD7WNE3Q9P";
      asPublicKey  +=  "EXMW33LVJBFEUXKNUB6SU7ZYCEX96XT8G27FLUV7XPV4JK64DWDJCX9WV";
      asPublicKey  +=  "4VL8CK23FQJ28UG9JUZTQJ3DRL32BTJVRD4LVQ6MK9LCE7ZZP925JK7ZD";
      asPublicKey  +=  "92SCV4DDJJ5EXMVBF";
      break;
    }
  }
  kv.PublicKey = asPublicKey.c_str();

  // Fill key buffer
  char keybuf[2048];
  memset(&keybuf, 0, sizeof(keybuf));
  memcpy(&keybuf, mKey->Text.c_str(), mKey->Text.Length());
  kv.Key = keybuf;
  kv.KeyLen = mKey->Text.Length();

  // Fill User Info
  char namebuf[255];
  memset(&namebuf, 0, sizeof(namebuf));
  memcpy(&namebuf, eUserInfo->Text.c_str(), eUserInfo->Text.Length());
  kv.RegInfo = namebuf;
  kv.RegInfoLen = eUserInfo->Text.Length();

  // Hardware ID
  kv.UseHardwareLocking = cbHardware->Checked;
  if (kv.UseHardwareLocking)
  {
    char hdbuf[255];
    memset(&hdbuf, 0, sizeof(hdbuf));
    memcpy(&hdbuf, eHardware->Text.c_str(), eHardware->Text.Length());
    kv.HardwareID = hdbuf;
  }

  // Secure constant (get it from project file)!
  kv.EncryptedConstant = 2113444489;

  dwResult = KG_VerifyRegistrationInfo(&kv);

  AnsiString sresult;
  if (dwResult == EP_NO_ERROR)
  {
    sresult = "Valid registration key!\n";
    sresult += Format("Creation date %d/%d/%d\n", ARRAYOFCONST(((int)kv.CreationYear, (int)kv.CreationMonth, (int)kv.CreationDay)));
    if (kv.UseKeyExpiration)
    {
      sresult += Format("Expiration date %d/%d/%d\n", ARRAYOFCONST(((int)kv.ExpirationYear, (int)kv.ExpirationMonth, (int)kv.ExpirationDay)));
    }
    if (kv.UseRegisterAfter)
    {
      sresult += Format("Register After date %d/%d/%d\n", ARRAYOFCONST(((int)kv.RegisterAfterYear, (int)kv.RegisterAfterMonth, (int)kv.RegisterAfterDay)));
    }
    if (kv.UseRegisterBefore)
    {
      sresult += Format("Register Before date %d/%d/%d\n", ARRAYOFCONST(((int)kv.RegisterBeforeYear, (int)kv.RegisterBeforeMonth, (int)kv.RegisterBeforeDay)));
    }
    if (kv.UseExecutionsLimit)
    {
      sresult += Format("Executions %d\n", ARRAYOFCONST(((int)kv.ExecutionsCount)));
    }
    if (kv.UseDaysLimit)
    {
      sresult += Format("Days %d\n", ARRAYOFCONST(((int)kv.DaysCount)));
    }
    if (kv.UseRunTimeLimit)
    {
      sresult += Format("Run-time minutes %d\n", ARRAYOFCONST(((int)kv.RunTimeMinutes)));
    }
    if (kv.UseGlobalTimeLimit)
    {
      sresult += Format("Global Time minutes %d\n", ARRAYOFCONST(((int)kv.GlobalTimeMinutes)));
    }
    if (kv.UseCountyLimit)
    {
      for (int i = 0; i < ARRAYSIZE(KEY_COUNTRIES); i++)
      {
        if (kv.CountryCode == KEY_COUNTRIES[i].Code)
        {
          sresult += Format("Country Lock %s\n", ARRAYOFCONST((KEY_COUNTRIES[i].Name)));
          break;
        }
      }
    }
    for (int i = 0; i < NUMBER_OF_CRYPTED_SECTIONS; i++)
    {
      if (kv.EncryptedSections[i])
      {
        sresult += Format("Unlocked section #%d\n", ARRAYOFCONST((i + 1)));
      }
    }
  } else
  {
    switch (dwResult)
    {
      case EP_ERROR_UNKNOWN:
        sresult = "EP_ERROR_UNKNOWN";
        break;
      case EP_ERROR_KEYBUFFEREMPTY:
        sresult = "EP_ERROR_KEYBUFFEREMPTY";
        break;
      case EP_ERROR_KEYBUFFERISLESS:
        sresult = "EP_ERROR_KEYBUFFERISLESS";
        break;
      case EP_ERROR_REGINFOEMPTY:
        sresult = "EP_ERROR_REGINFOEMPTY";
        break;
      case EP_ERROR_REGINFOTOOLARGE:
        sresult = "EP_ERROR_REGINFOTOOLARGE";
        break;
      case EP_ERROR_PRIVATEKEYISNOTSET:
        sresult = "EP_ERROR_PRIVATEKEYISNOTSET";
        break;
      case EP_ERROR_PUBLICKEYISNOTSET:
        sresult = "EP_ERROR_PUBLICKEYISNOTSET";
        break;
      case EP_ERROR_PRIVATEKEYISINVALID:
        sresult = "EP_ERROR_PRIVATEKEYISINVALID";
        break;
      case EP_ERROR_PUBLICKEYISINVALID:
        sresult = "EP_ERROR_PUBLICKEYISINVALID";
        break;
      case EP_ERROR_KEYMODEISINVALID:
        sresult = "EP_ERROR_KEYMODEISINVALID";
        break;
      case EP_ERROR_KEYBASEISINVALID:
        sresult = "EP_ERROR_KEYBASEISINVALID";
        break;
      case EP_ERROR_CURRENTDATEISINVALID:
        sresult = "EP_ERROR_CURRENTDATEISINVALID";
        break;
      case EP_ERROR_EXPIRATIONDATEISINVALID:
        sresult = "EP_ERROR_EXPIRATIONDATEISINVALID";
        break;
      case EP_ERROR_KEYISINVALID:
        sresult = "EP_ERROR_KEYISINVALID";
        break;
      case EP_ERROR_HARDWAREID:
        sresult = "EP_ERROR_HARDWAREID";
        break;
      case EP_ERROR_HARDWAREBUFFEREMPTY:
        sresult = "EP_ERROR_HARDWAREBUFFEREMPTY";
        break;
      case EP_ERROR_HARDWAREIDINVALIDFORKEY:
        sresult = "EP_ERROR_HARDWAREIDINVALIDFORKEY";
        break;
      case EP_ERROR_PROJECTFILENOTFOUND:
        sresult = "EP_ERROR_PROJECTFILENOTFOUND";
        break;
      case EP_ERROR_INVALIDPROJECTFILE:
        sresult = "EP_ERROR_INVALIDPROJECTFILE";
        break;
      case EP_ERROR_EXECUTIONSNUMBERINVALID:
        mKey->Text = "EP_ERROR_EXECUTIONSNUMBERINVALID";
        break;
      case EP_ERROR_DAYSNUMBERINVALID:
        mKey->Text = "EP_ERROR_DAYSNUMBERINVALID";
        break;
      case EP_ERROR_COUNTRYCODEINVALID:
        mKey->Text = "EP_ERROR_COUNTRYCODEINVALID";
        break;
      case EP_ERROR_RUNTIMEINVALID:
        mKey->Text = "EP_ERROR_RUNTIMEINVALID";
        break;
      case EP_ERROR_GLOBALTIMEINVALID:
        mKey->Text = "EP_ERROR_GLOBALTIMEINVALID";
        break;
      case EP_ERROR_INSTALLBEFOREINVALID:
        mKey->Text = "EP_ERROR_INSTALLBEFOREINVALID";
        break;
      case EP_ERROR_INSTALLAFTERINVALID:
        mKey->Text = "EP_ERROR_INSTALLAFTERINVALID";
        break;
      default:
        sresult = "Unknown error";
        break;
    }
  }
  ShowMessage(sresult);
}

Show/Hide Visual C++ function example

void CKeygenDlg::OnBnClickedButtonver()
{
    // TODO: Add your control notification handler code here
  TKeyVerifyParams kv;
  char keybuffer[2048];
  char username[255];
  char hardwareid[255];
  DWORD dwResult;

  // Clear params buffer
  memset(&kv, 0, sizeof(kv));
  // Clear key buffer
  memset(&keybuffer, 0, sizeof(keybuffer));
  GetDlgItemText(IDC_EDITKEY, (char*)&keybuffer, sizeof(keybuffer));
  kv.Key = (char*) keybuffer;
  kv.KeyLen = strlen(kv.Key);

  // Fill User Info
  memset(&username, 0, sizeof(username));
  GetDlgItemText(IDC_EDITNAME, (char*)&username, sizeof(username));
  kv.RegInfo = (char*)&username;
  kv.RegInfoLen = strlen(kv.RegInfo);

  // Hardware ID
  if (IsDlgButtonChecked(IDC_CHECKHD) != 0)
  {
      kv.UseHardwareLocking = true;
      memset(&hardwareid, 0, sizeof(hardwareid));
      GetDlgItemText(IDC_EDITHD, (char*)&hardwareid, sizeof(hardwareid));
      kv.HardwareID = (char*)&hardwareid;
  }

  kv.KeyMode = com_key_mode.GetCurSel();
  kv.KeyBase = com_key_base.GetCurSel();

  kv.EncryptedConstant = 2113444489;

  switch (kv.KeyMode)
  {
    case RM_512:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC" \
            "P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC" \
            "WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH" \
            "CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8" \
            "HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP" \
            "SRGDQ742B4742XF4MACRR747YDP5FZZ9D";
        kv.PublicKey = pl;
      break;
    }
    case RM_768:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A9813853309AEHRR66KMK99UEPX8C54WQFDZQ5Y96WUCVZYMXBC32SJV7T5SBPR54E" \
            "2DBH8UD9RNHTJ9BLJV6NHX52W7PZDDTTJDDGF3YFVL7PJFL8RS8THTFDF" \
            "4RY7K3QXLTMXMC8DDSRVRWBVMMP3UYKCDDC7KGL9PG509ACPTRQ4MMUKG" \
            "DAUJFFFGSCBFLYK9X9E74M58PW5FG9B9RTLXJQ4STPVCHJTEH8BP557VZ" \
            "PQYDBUZJXXJNGVZELFL4UL3LHHE8A645CK593DVWCQBSX4ZCCQ3ST8GCZ" \
            "LW2729XK3NT7GST3LMQGXSHLDWCXE09AENVX2QTX3VLT6FWB4JND875XZ" \
            "WQ26GW76TV3KVVHK7U489LLPBQ39HUWKMA65U3HKWBDHKBZEB525PHEH2" \
            "YQHRZGNJAAYZXMWN8RNZ9T7VMZAJMP2V3S9NXZ9RHL96F7AT3NTMN36V4" \
            "ACSFEN4DR6TJR95";
        kv.PublicKey = pl;
      break;
    }
    case RM_1024:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A981385330CDG9YQSEUK2HT546KWW46NHSCHMD2TNCSPVNSKGQC6CHDUSU9CC4LDPL" \
            "TD3NLRVD3TFV9BU2SYBUBU9TXKLQ3CTKZE5GN9VFG37R9YNK2FE58K7ZY" \
            "WTUJYFSJTBMDLLGA9GJ2LJXGHSS9CESGC2K69H65YQGAC7CRGF5T3CPLA" \
            "5BDJZKVCUWPZRNA2DN7L956LZVZBQUDPX6PF30CDBH26Z82VE4QQ8N85L" \
            "QHYJYYCJ6WQ89H9K9VVQX925SG5FJ79AGVZB6M8TTFKCJ56FAREP8GSTC" \
            "NKWCXEALDP9Y2ZLS9QKZV8JRNDHG9D8BRDSCTMDQK9NLAPZ9TGYFS9G7U" \
            "LXHYJF7F9A89HPXGTU2N4FQQJL98WZ5QND2KTEMMUUZFAX953HCGNSWUW" \
            "U2M7LBEWZSH9GW5SC0CDJDY2HC4HJYUSVTAVXZ7MYVJWF3CU9WC3SVPSL" \
            "29WF46DVS2SYKSSAMATPPYGJDE3PBFMGS34CXWQSXKCEAE63L2EXTS9NE" \
            "2G597XASY3S34XMYST5YZF4THUTYT5DY9UKKXU6PH8MLXRPZMPMMR83JU" \
            "X2WGNEW8ZGL4SKUCUB8CEAB6UZ4FB66WTP3B64VMX7XG75T4Y35479";
        kv.PublicKey = pl;
      break;
    }
    case RM_2048:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A98138533199H9KZC4CQ5ZKPEGYDW2EHN5AKZA5G5KP4HU8USWJR8XWW7MCH7244RV" \
            "PSXFHVU6YQRK4LPUHM497XJYPLLA3DHUZWXK3CB5SUYF75NPYLTNPRUAP" \
            "CTVDHAKYWTRQ97HES2E59WDN2LJKFYA2K8BGFSBHP4A6BF5FSDTS8NWLL" \
            "C5NEQ76NJ9BAMWXG55UPFFMRQZTU5KV2G6LSPQUJJWA9U4LJ5SCJ9M9ZQ" \
            "Z6K7LZA9UAMJ533UQ5J3JPNQAUWJGZFRFCTGAGSBWPWRRF9HRGF9MCX55" \
            "QRYGPYMRE6DBJ65SJDX34FVPYWWKWQ48MCKXYXPHQ23BJ42U8ZMDD8CG5" \
            "DPHZQ5XTXUKA277XK6PKSTLJ88ZZ9EBXH62REMRZZRGNPKHYM34RW722S" \
            "SZHMPFKY7X8UZ19ADGX3UQ7X444XH7MZXEZYW2YLFHR8YL3PTCXVSYX89" \
            "ZXN7KW2XNBE8XS3TQRGZVF6KA5USH56NEZYH5RNWBBPVE9LD6H42RQWR5" \
            "YVQMT5EQYQTK6YM9V8DA5BJCLGGZ2UGD6NPA2X3SNUS47F7HJBNBCWHRA" \
            "YPPCQ5HWCJNPDHUDQMRN2P6PWJFWJ6CLVNK8HXEFLE4ENPXAFN89CRS43" \
            "RUMVGDJQCSRB535XYCS6BZYLA9Q6HJV425F26XXHRGA7C8R8BVMELAPEH" \
            "5DSA9KXTCV4H2RNVDFHG3YJSERZVFPWHYA823LUBENBL5U3J4LJX2KQLW" \
            "L5XGGESPSE2FQWKSQ4NUCDLBEJPQAT2A2477DYS2XEXKLYEAKUN22622C" \
            "RLBCAHPFNEV2FJ2H8N3JQGXJRGP19AFHGRW6SS2ZSFYK8EZAPVYL4MCP4" \
            "6UMR64Y9T89FHWEPXBRHKWJCSNNNGPU984J5XW4BWTU6PDWPN24W8RU55" \
            "A9C3U9H7VHS5PFURASHBT4JAEE5ZKJBSYMCMDVBLU973R72RVPA6U96A2" \
            "LX8HMASVST9RVJ7W66V4DYWRDZZQ3673W7C7LVF68TWPLNMYEUQ8FDZRN" \
            "P38D9BX5YA3VENETDUUUMR9U7FFP4NZM7G4Y6J6EASK5SAXXTRMZ8F3AH" \
            "5FC54E543N739BY5KVZQM7JZWD2P2HPE7BDRMM9JFCGPBWWASTZ7UDNRV" \
            "6AFHVMBR9AGAERE9M6W6S2ZT8PBTABPDCKBPPPV6QW9DRXZUGAHDDRRSY" \
            "XM4YXQ2QJX6CL33N7RV8846LK8A3DFLDXWZ2NKF8V";
        kv.PublicKey = pl;
      break;
    }
    case RM_3072:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A98138533267BJBN6W8SY33Y47RWJHWS385XWRV9TSVSB5EM7ECZYNSJ44ZKSD8KV4" \
            "6Y9T6TNC6QMDW4V6DBMADU3YUKLP88TCLEUD9FTEUHGXM6T57AQ2EMB59" \
            "UPQVNSUT7Z4EHAMDQ6N77VK2A6P847MMWJH9E7C5XX6FNF6MHGWERPWQV" \
            "9ZLVR9Z7X5D5Z2XQL6MBM7BDCT2DEDVRBFNDDBLG6LHZ9APM48LS5TKTJ" \
            "AGDYFDRVHEGTDH47PCLL8YJ4ZAWCB59F8BN5PZL3NQACP32G3YNBX5E3J" \
            "7S28XLRGAX55ZML5XE6Q68EUAL38VUBJ2MZ2UGCCHM7CE6S99N44X9RMV" \
            "7B55HULJ4KHPFYSBDUSPQTCWGS76BEQST2QCZDZ2T4FBA4YUJFF47AACE" \
            "A4EEFESEYWN48UZCSDZAMGSU5VB9UJKR2XQUSDFS3TNG9QKURQWS7N5Q3" \
            "VPYT4QAGGQ5GW2MMXHDJYW55FQPHSS255GVJ7WLLP85JHS8K6DVTJWB4W" \
            "4Y8ZEFF7KP6W74PAA8FVPZVDW4RKGMQ8V56Q6R4V34XFE5HR4FZS8GZ6R" \
            "36RKW6WN34S2AHR9LCGF8LULB7ZN6NC2AA5RPDZYGWSPPME6267CGLZCP" \
            "GG98W557RXCDWAETJHDCRPUXX7AD3E8SL9WMGBV9QFHMSV9UFV7H9NTX3" \
            "QYV95CN9P9DSYQWL35R2BWB4GKW6CTWVB2X6WH3P2WFBE6X55KBLAMDB3" \
            "SRDSDVY37GKH78MUHY7KDJDC8SJU5FUQRYZ49ULX3YSZL7E284GFVZSGD" \
            "FTTQNR6VMBM3LLR78SUSVMJW88XT2K4UHEATRU3V9MMR2VGNGCY9S6R7M" \
            "4ELNPEBBMQP2HVPLY5M5VPA92V7NU8ZZ58YYTW5QK9USZ5LV59UZGB2CF" \
            "DPZ6HFYU5WB7UU3UYWVNSNKM3W7GBYKJP8TMFW2YN6GNSSE4ZKFVZRLUT" \
            "8QPZBBEQT5H9H5Z53D7QV4AJTKTX4EMW62TDWXQVK24JZPSG2VXKCMYZL" \
            "BUASE25R3EEK9KBLJ8VX83ZXGTBL5CCDBY33HJ6FKX8AW3WPRX3XTCS9G" \
            "2B9SVK2XFFKNSPGFG6FZNS8P2HERFGFL79DKUZZFWHFH4H9UZ7F7F6W3Z" \
            "WN84JRRA7SU8T89EQMRBEPVYMMGLGSUMFWWMEDLJM5EGP5WEX9LDUAQXS" \
            "55LKDQVRKX4R8NNBHSYBHSNMFYA2C6KGQQFK3TN267DPSZT3PTKHTLNMU" \
            "V2YYZZRX3953LPWAKYF8LJUVMEQT3ZC4F9SWMYGUHG6XX66PJFQWSRUW2" \
            "C79YLGZ6ZAFS7HLXBTH55UD3EGFBZQ5CLNJDZTEJACDVBCM5FQBTX4DKK" \
            "UDGNSMWWLC5UMQRHW89CTU5636WYDXVZZDAUZ529458LDN2DAR9QADWRZ" \
            "UTU8MCKN8ACH3R36YKE52DDF67SM5UDUH7PTATHXE65UCGFRCV49UTF29" \
            "BGDSUWGRMC839HUZYQVAG985YUF5KJCAVGKRD8E4YMPJ38KR6HD2KHDGY" \
            "PJDMJMN4Y3DTJW5MYX3VUPF32637LMAWFM4QCU7BMP74SCF4N5QXZZVBE" \
            "LAQMPYMJC2ZWJ9XFV33YXTTPH3SG9KMUABLL83P7L3UBVM763XJPR5UEH" \
            "DZ73XJUGR9QP6299K5PU46XGVWKWFAKWYMRXUSLCFJ3WQTEC6QJH6E5V8" \
            "X2RMA5TXGSBEWLGSMNQ2SH6G9MLKK4S486DN4M4QVDTYTM4JQETAJQGP7" \
            "6NUR4UNDXR4W4JQSNWDTUGX69SEDC3AL8ZF4TJBQQRXSX2A86UUWCDCFH" \
            "JE94A8EP3Q6A2QTYKEE62MV4VJB2AB";
        kv.PublicKey = pl;
      break;
    }
    case RM_4096:
    {
        char pl[] = "0201B810DA4A1ADD4351378790A98138533334BN75EUD4LFWYFVNFGBRCEMKKXG62QRBXL8GMHQ975B68FJVEMNXQQ7" \
            "RKR7RCZMWDVP86QPB3LR49G9BM7EUUZXNCRZBXRF4PEY3RX6UXT4X286K" \
            "WMR7AMEE6QNP9AEHGWJT9AVU3F62F37B5GVX2BQF73QWHRFQSQ6XMRP6M" \
            "ZDRQ8JT89UF3YRK5UL34MM3L8HLDTWAJF5YY7MRWJUFDQRK9JNCJ6C9KJ" \
            "WRE5ACQSNS24NEAHDYKS3AK75HBCTKP9NR2CSL7Q9PPXM4TF7L37USP77" \
            "Z7WER6JY67F7YGKTP6MFRMKK9H8XFPZ9XWKK97XCFXK7AW4TB96WGEH4B" \
            "YPF9QRF2DGC3LCHW8VTD2EMHVRDR6EEBUG8R4XYKJPLBPRCJP445DU2BW" \
            "JWELKAY45GKDU5HLTTDTWRH2JFKJ7AVAKLPEELN29YHX5JR773P9ERW7N" \
            "UFMWDKD4UL4YPU5QW2L4A7ZN3E8ZDQVEZUR6ZRDQXRLQRLUNHVB4XGBWD" \
            "HM79NGJARHDBQJCD8NWZCWPBY26QARP7A5S48DCV29F7MUTHU3YAHYVS7" \
            "ZPGXJZZA5HBBY4K5BQPUG6MVCBG8H3C7VL8KH9EH58NUVCE6F2CGMSM94" \
            "4CQDKNVGWWWRNK4DG26UT88Y9ULUPJ25G9KLTQPK3TBXZEK43X8KPMJT8" \
            "DF6MTQ5RB94XR2BT9H9NYYTXL29GF8KZY9QNHAW4LTT2RDQTD2ELWPSV4" \
            "4AND9K8G5VKLQ287UBEVHA82CMSMGQQBMNQZVAZ9G8T5TD6G9F7XQHMJT" \
            "HCL6PFEDUW5MN9JASF2EKPT2H33325A3SFGGM5C3RYKZSYSSQC5FLHNX9" \
            "VHN4HQVWD66YECY4R97JZHQALRTCHXUWH85LSJCCTQZT8JF52FHG6FV9J" \
            "UJWEU24K9Z7SKYTYA9NH7GW29FSNKUK3DMFXY48VEYZVDRTTMLFYSJH8B" \
            "RQXV72REYGSM6SLX89EVQ52CN9N8YDLWHAWCDDNM89YN2FCRTLE8688XN" \
            "F4MZMFE6GP9JK2JTFJVUKBLES2ZVWSBCJE9N3D7DG9LL9Z3U42QFJJPE2" \
            "HE5XCRY25UND96R9D7655ZBSCPF796FJZ4GPLY7AMZLGLR77GRP467ELK" \
            "PXSZ9ZF8MUYFDHV4EFACPZ79CDFTYW56NE9JDWDVUMNLY9EXDSF8ZNABE" \
            "MDQU6T9RVLTNRMZJJ8EJSUM9TV8YA6MNWF2Y66MD3VQ9L662F5X6VE9ZC" \
            "PPRTNMEV2DG9BUMFMSL7PUR9H5QG6VVBDBMEU3PLABL57HMSQ5C83E9X8" \
            "RTPY4QSEH2H7R2QDJHT5LQSFNQJL2NZ24GLNTFXG468WC5UUTDD68G8HM" \
            "477Z8P4F9ZZHUGZ6VPFF32A2MPWY8LPXNECCKM9EEVLDDPUJ8LXN2AE6K" \
            "Y2Q42FVBCJM9GQTXNRHBED735KCFD4YGV4U5U3LJD6NJ886W6XQLWH3G7" \
            "3VZ6T5YDUQP6DA5ZHLKQSGATDJHUWC2ELTE7QJFXH8H9EAQYZPPMW76JG" \
            "Z48UBND9VXFXZMSGBNWQPNQG7E4TCBDMVKUSA9TTVSNLN3DXEZNXH787R" \
            "N7XHFBJNZ5W74DUMNBYVHEQDYMZBQCFMS8LGSDUAU6QE9DD5Q334BX62T" \
            "JP5WQQDS2ZEWW76XW7VMLX3L7V9UVD7RL297VDBVRFPQ5MYA3YFVBVNVA" \
            "R5TJXMQ4X2U2PW6UWSKBXT58HG3QPZM2RVEX2PDMCVJDFTJMXR9NPLW4C" \
            "6AE4Q9A8TTAQ68BSN9WWTFFTSX68ECVARFPDBBH5DMP4KYFARTFVCSWNF" \
            "FGAPBYYGFJA4MGHEDWTNE54MPGER7EPCZEV2ESJRMM6XDMFGABG97HECN" \
            "3SZFUBRKCNDZ2TE9F6EERULRCDAV5EMY6KVY9NY9MYNPP2FQ5WFWLMRYD" \
            "4TNYYHE6EDMQ6KK79HH5Q5KBW6DDQYYNUR365W2454CHEZWZAPU82SX4H" \
            "KHNZXBRVWAT7G9CJBKHNBPSVEL67X8UJHBFHZH8ZD4NSEVFZM4Y768TJ6" \
            "QP3BGEKLTY4UZUWHG63QMKVWAQW9E7WRFNJCH4XRD97JHNKMFUTRFVH68" \
            "G5CKSMGC725AZ9CBSL2JX43P4EY44CMF56AJ6BEXVCJP2ZDWCT9G55K4D" \
            "F24J7TTJMFXTQH95CBNX67CBPNWEKHCWQV6VD73Y9KCZHNBFUFS8TCYNN" \
            "WXRGFKNVRDFUKWHDWDDTSPEW8YCKLPMX2GUV3N4JFJMUE6TSJR6Z53C9F" \
            "SKZAY3EN7G66JPBF5E9S6Y7RQHPWZHSRDQ7XH87PHUJFLJFGD7WNE3Q9P" \
            "EXMW33LVJBFEUXKNUB6SU7ZYCEX96XT8G27FLUV7XPV4JK64DWDJCX9WV" \
            "4VL8CK23FQJ28UG9JUZTQJ3DRL32BTJVRD4LVQ6MK9LCE7ZZP925JK7ZD" \
            "92SCV4DDJJ5EXMVBF";
        kv.PublicKey = pl;
      break;
    }
  }

  // Generate reg. key
  dwResult = KG_VerifyRegistrationInfo(&kv);

  if (dwResult == EP_NO_ERROR)
  {
      char tmp[255];
      // Creation date
      char mes[2048] = "Valid Registration Key!\n";
      sprintf(tmp, "Creation date: %d/%d/%d\n", kv.CreationDay, kv.CreationMonth, kv.CreationYear);
      strcat(mes, tmp);
      // Expiration date
      if (kv.UseKeyExpiration)
      {
          sprintf(tmp, "Expiration date: %d/%d/%d\n", kv.ExpirationDay, kv.ExpirationMonth, kv.ExpirationYear);
          strcat(mes, tmp);
      }
      // Register After date
      if (kv.UseRegisterAfter)
      {
          sprintf(tmp, "Register After date: %d/%d/%d\n", kv.RegisterAfterDay, kv.RegisterAfterMonth, kv.RegisterAfterYear);
          strcat(mes, tmp);
      }
      // Register Before date
      if (kv.UseRegisterBefore)
      {
          sprintf(tmp, "Register Before date: %d/%d/%d\n", kv.RegisterBeforeDay, kv.RegisterBeforeMonth, kv.RegisterBeforeYear);
          strcat(mes, tmp);
      }
      // Executions
      if (kv.UseExecutionsLimit)
      {
          sprintf(tmp, "Executions: %d\n", kv.ExecutionsCount);
          strcat(mes, tmp);
      }
      // Days
      if (kv.UseDaysLimit)
      {
          sprintf(tmp, "Days: %d\n", kv.DaysCount);
          strcat(mes, tmp);
      }
      // Run-time
      if (kv.UseRunTimeLimit)
      {
          sprintf(tmp, "Run-time: %d minutes\n", kv.RunTimeMinutes);
          strcat(mes, tmp);
      }
      // Global Time
      if (kv.UseGlobalTimeLimit)
      {
          sprintf(tmp, "Global Time: %d minutes\n", kv.GlobalTimeMinutes);
          strcat(mes, tmp);
      }
      // Country
      if (kv.UseCountyLimit)
      {
          for (int i = 0; i < ARRAYSIZE(KEY_COUNTRIES); i++)
          {
              if (kv.CountryCode == KEY_COUNTRIES[i].Code)
              {
                  sprintf(tmp, "Country Lock: %s\n", KEY_COUNTRIES[i].Name);
                  strcat(mes, tmp);
                  break;
              }
          }
      }
      for (int i = 0; i < NUMBER_OF_CRYPTED_SECTIONS; i++)
      {
          if (kv.EncryptedSections[i])
          {
              sprintf(tmp, "Unlocked section: #%d\n", i + 1);
              strcat(mes, tmp);
          }
      }
      MessageBox(mes);
  } else
  {
    char* sError;
    switch (dwResult)
    {
      case EP_ERROR_UNKNOWN:
        sError = "EP_ERROR_UNKNOWN";
        break;
      case EP_ERROR_KEYBUFFEREMPTY:
        sError = "EP_ERROR_KEYBUFFEREMPTY";
        break;
      case EP_ERROR_KEYBUFFERISLESS:
        sError = "EP_ERROR_KEYBUFFERISLESS";
        break;
      case EP_ERROR_REGINFOEMPTY:
        sError = "EP_ERROR_REGINFOEMPTY";
        break;
      case EP_ERROR_REGINFOTOOLARGE:
        sError = "EP_ERROR_REGINFOTOOLARGE";
        break;
      case EP_ERROR_PRIVATEKEYISNOTSET:
        sError = "EP_ERROR_PRIVATEKEYISNOTSET";
        break;
      case EP_ERROR_PUBLICKEYISNOTSET:
        sError = "EP_ERROR_PUBLICKEYISNOTSET";
        break;
      case EP_ERROR_PRIVATEKEYISINVALID:
        sError = "EP_ERROR_PRIVATEKEYISINVALID";
        break;
      case EP_ERROR_PUBLICKEYISINVALID:
        sError = "EP_ERROR_PUBLICKEYISINVALID";
        break;
      case EP_ERROR_KEYMODEISINVALID:
        sError = "EP_ERROR_KEYMODEISINVALID";
        break;
      case EP_ERROR_KEYBASEISINVALID:
        sError = "EP_ERROR_KEYBASEISINVALID";
        break;
      case EP_ERROR_CURRENTDATEISINVALID:
        sError = "EP_ERROR_CURRENTDATEISINVALID";
        break;
      case EP_ERROR_EXPIRATIONDATEISINVALID:
        sError = "EP_ERROR_EXPIRATIONDATEISINVALID";
        break;
      case EP_ERROR_KEYISINVALID:
        sError = "EP_ERROR_KEYISINVALID";
        break;
      case EP_ERROR_HARDWAREID:
        sError = "EP_ERROR_HARDWAREID";
        break;
      case EP_ERROR_HARDWAREBUFFEREMPTY:
        sError = "EP_ERROR_HARDWAREBUFFEREMPTY";
        break;
      case EP_ERROR_HARDWAREIDINVALIDFORKEY:
        sError = "EP_ERROR_HARDWAREIDINVALIDFORKEY";
        break;
      case EP_ERROR_PROJECTFILENOTFOUND:
        sError = "EP_ERROR_PROJECTFILENOTFOUND";
        break;
      case EP_ERROR_INVALIDPROJECTFILE:
        sError = "EP_ERROR_INVALIDPROJECTFILE";
        break;
      case EP_ERROR_EXECUTIONSNUMBERINVALID:
        sError = "EP_ERROR_EXECUTIONSNUMBERINVALID";
        break;
      case EP_ERROR_DAYSNUMBERINVALID:
        sError = "EP_ERROR_DAYSNUMBERINVALID";
        break;
      case EP_ERROR_COUNTRYCODEINVALID:
        sError = "EP_ERROR_COUNTRYCODEINVALID";
        break;
      case EP_ERROR_RUNTIMEINVALID:
        sError = "EP_ERROR_RUNTIMEINVALID";
        break;
      case EP_ERROR_GLOBALTIMEINVALID:
        sError = "EP_ERROR_GLOBALTIMEINVALID";
        break;
      case EP_ERROR_INSTALLBEFOREINVALID:
        sError = "EP_ERROR_INSTALLBEFOREINVALID";
        break;
      case EP_ERROR_INSTALLAFTERINVALID:
        sError = "EP_ERROR_INSTALLAFTERINVALID";
        break;
      default:
        sError = "Unknown error";
        break;
    }
    MessageBox(sError);
  }
}

Show/Hide C# (.NET) function example

        private void btnVerify_Click(object sender, EventArgs e)
        {
            if (tbUserInfo.Text == string.Empty)
            {
                MessageBox.Show("User info field is empty!");
                return;
            }
            if (tbUserInfo.Text == string.Empty)
            {
                MessageBox.Show("Registration key field is empty!");
                return;
            }
            Enigma_KeyGen_IDE.TKeyVerifyParams kv = new Enigma_KeyGen_IDE.TKeyVerifyParams();
            kv.KeyMode = cbKeyMode.SelectedIndex;
            kv.KeyBase = cbKeyBase.SelectedIndex;
            switch (kv.KeyMode)
            {
                case Enigma_KeyGen_IDE.RM_512:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC" +
                                       "P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC" +
                                       "WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH" +
                                       "CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8" +
                                       "HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP" +
                                       "SRGDQ742B4742XF4MACRR747YDP5FZZ9D";
                        break;
                    }
                case Enigma_KeyGen_IDE.RM_768:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A9813853309AEHRR66KMK99UEPX8C54WQFDZQ5Y96WUCVZYMXBC32SJV7T5SBPR54E" +
                                       "2DBH8UD9RNHTJ9BLJV6NHX52W7PZDDTTJDDGF3YFVL7PJFL8RS8THTFDF" +
                                       "4RY7K3QXLTMXMC8DDSRVRWBVMMP3UYKCDDC7KGL9PG509ACPTRQ4MMUKG" +
                                       "DAUJFFFGSCBFLYK9X9E74M58PW5FG9B9RTLXJQ4STPVCHJTEH8BP557VZ" +
                                       "PQYDBUZJXXJNGVZELFL4UL3LHHE8A645CK593DVWCQBSX4ZCCQ3ST8GCZ" +
                                       "LW2729XK3NT7GST3LMQGXSHLDWCXE09AENVX2QTX3VLT6FWB4JND875XZ" +
                                       "WQ26GW76TV3KVVHK7U489LLPBQ39HUWKMA65U3HKWBDHKBZEB525PHEH2" +
                                       "YQHRZGNJAAYZXMWN8RNZ9T7VMZAJMP2V3S9NXZ9RHL96F7AT3NTMN36V4" +
                                       "ACSFEN4DR6TJR95";
                        break;
                    }
                case Enigma_KeyGen_IDE.RM_1024:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A981385330CDG9YQSEUK2HT546KWW46NHSCHMD2TNCSPVNSKGQC6CHDUSU9CC4LDPL" +
                                       "TD3NLRVD3TFV9BU2SYBUBU9TXKLQ3CTKZE5GN9VFG37R9YNK2FE58K7ZY" +
                                       "WTUJYFSJTBMDLLGA9GJ2LJXGHSS9CESGC2K69H65YQGAC7CRGF5T3CPLA" +
                                       "5BDJZKVCUWPZRNA2DN7L956LZVZBQUDPX6PF30CDBH26Z82VE4QQ8N85L" +
                                       "QHYJYYCJ6WQ89H9K9VVQX925SG5FJ79AGVZB6M8TTFKCJ56FAREP8GSTC" +
                                       "NKWCXEALDP9Y2ZLS9QKZV8JRNDHG9D8BRDSCTMDQK9NLAPZ9TGYFS9G7U" +
                                       "LXHYJF7F9A89HPXGTU2N4FQQJL98WZ5QND2KTEMMUUZFAX953HCGNSWUW" +
                                       "U2M7LBEWZSH9GW5SC0CDJDY2HC4HJYUSVTAVXZ7MYVJWF3CU9WC3SVPSL" +
                                       "29WF46DVS2SYKSSAMATPPYGJDE3PBFMGS34CXWQSXKCEAE63L2EXTS9NE" +
                                       "2G597XASY3S34XMYST5YZF4THUTYT5DY9UKKXU6PH8MLXRPZMPMMR83JU" +
                                       "X2WGNEW8ZGL4SKUCUB8CEAB6UZ4FB66WTP3B64VMX7XG75T4Y35479";
                        break;
                    }
                case Enigma_KeyGen_IDE.RM_2048:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533199H9KZC4CQ5ZKPEGYDW2EHN5AKZA5G5KP4HU8USWJR8XWW7MCH7244RV" +
                                       "PSXFHVU6YQRK4LPUHM497XJYPLLA3DHUZWXK3CB5SUYF75NPYLTNPRUAP" +
                                       "CTVDHAKYWTRQ97HES2E59WDN2LJKFYA2K8BGFSBHP4A6BF5FSDTS8NWLL" +
                                       "C5NEQ76NJ9BAMWXG55UPFFMRQZTU5KV2G6LSPQUJJWA9U4LJ5SCJ9M9ZQ" +
                                       "Z6K7LZA9UAMJ533UQ5J3JPNQAUWJGZFRFCTGAGSBWPWRRF9HRGF9MCX55" +
                                       "QRYGPYMRE6DBJ65SJDX34FVPYWWKWQ48MCKXYXPHQ23BJ42U8ZMDD8CG5" +
                                       "DPHZQ5XTXUKA277XK6PKSTLJ88ZZ9EBXH62REMRZZRGNPKHYM34RW722S" +
                                       "SZHMPFKY7X8UZ19ADGX3UQ7X444XH7MZXEZYW2YLFHR8YL3PTCXVSYX89" +
                                       "ZXN7KW2XNBE8XS3TQRGZVF6KA5USH56NEZYH5RNWBBPVE9LD6H42RQWR5" +
                                       "YVQMT5EQYQTK6YM9V8DA5BJCLGGZ2UGD6NPA2X3SNUS47F7HJBNBCWHRA" +
                                       "YPPCQ5HWCJNPDHUDQMRN2P6PWJFWJ6CLVNK8HXEFLE4ENPXAFN89CRS43" +
                                       "RUMVGDJQCSRB535XYCS6BZYLA9Q6HJV425F26XXHRGA7C8R8BVMELAPEH" +
                                       "5DSA9KXTCV4H2RNVDFHG3YJSERZVFPWHYA823LUBENBL5U3J4LJX2KQLW" +
                                       "L5XGGESPSE2FQWKSQ4NUCDLBEJPQAT2A2477DYS2XEXKLYEAKUN22622C" +
                                       "RLBCAHPFNEV2FJ2H8N3JQGXJRGP19AFHGRW6SS2ZSFYK8EZAPVYL4MCP4" +
                                       "6UMR64Y9T89FHWEPXBRHKWJCSNNNGPU984J5XW4BWTU6PDWPN24W8RU55" +
                                       "A9C3U9H7VHS5PFURASHBT4JAEE5ZKJBSYMCMDVBLU973R72RVPA6U96A2" +
                                       "LX8HMASVST9RVJ7W66V4DYWRDZZQ3673W7C7LVF68TWPLNMYEUQ8FDZRN" +
                                       "P38D9BX5YA3VENETDUUUMR9U7FFP4NZM7G4Y6J6EASK5SAXXTRMZ8F3AH" +
                                       "5FC54E543N739BY5KVZQM7JZWD2P2HPE7BDRMM9JFCGPBWWASTZ7UDNRV" +
                                       "6AFHVMBR9AGAERE9M6W6S2ZT8PBTABPDCKBPPPV6QW9DRXZUGAHDDRRSY" +
                                       "XM4YXQ2QJX6CL33N7RV8846LK8A3DFLDXWZ2NKF8V";
                        break;
                    }
                case Enigma_KeyGen_IDE.RM_3072:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533267BJBN6W8SY33Y47RWJHWS385XWRV9TSVSB5EM7ECZYNSJ44ZKSD8KV4" +
                                       "6Y9T6TNC6QMDW4V6DBMADU3YUKLP88TCLEUD9FTEUHGXM6T57AQ2EMB59" +
                                       "UPQVNSUT7Z4EHAMDQ6N77VK2A6P847MMWJH9E7C5XX6FNF6MHGWERPWQV" +
                                       "9ZLVR9Z7X5D5Z2XQL6MBM7BDCT2DEDVRBFNDDBLG6LHZ9APM48LS5TKTJ" +
                                       "AGDYFDRVHEGTDH47PCLL8YJ4ZAWCB59F8BN5PZL3NQACP32G3YNBX5E3J" +
                                       "7S28XLRGAX55ZML5XE6Q68EUAL38VUBJ2MZ2UGCCHM7CE6S99N44X9RMV" +
                                       "7B55HULJ4KHPFYSBDUSPQTCWGS76BEQST2QCZDZ2T4FBA4YUJFF47AACE" +
                                       "A4EEFESEYWN48UZCSDZAMGSU5VB9UJKR2XQUSDFS3TNG9QKURQWS7N5Q3" +
                                       "VPYT4QAGGQ5GW2MMXHDJYW55FQPHSS255GVJ7WLLP85JHS8K6DVTJWB4W" +
                                       "4Y8ZEFF7KP6W74PAA8FVPZVDW4RKGMQ8V56Q6R4V34XFE5HR4FZS8GZ6R" +
                                       "36RKW6WN34S2AHR9LCGF8LULB7ZN6NC2AA5RPDZYGWSPPME6267CGLZCP" +
                                       "GG98W557RXCDWAETJHDCRPUXX7AD3E8SL9WMGBV9QFHMSV9UFV7H9NTX3" +
                                       "QYV95CN9P9DSYQWL35R2BWB4GKW6CTWVB2X6WH3P2WFBE6X55KBLAMDB3" +
                                       "SRDSDVY37GKH78MUHY7KDJDC8SJU5FUQRYZ49ULX3YSZL7E284GFVZSGD" +
                                       "FTTQNR6VMBM3LLR78SUSVMJW88XT2K4UHEATRU3V9MMR2VGNGCY9S6R7M" +
                                       "4ELNPEBBMQP2HVPLY5M5VPA92V7NU8ZZ58YYTW5QK9USZ5LV59UZGB2CF" +
                                       "DPZ6HFYU5WB7UU3UYWVNSNKM3W7GBYKJP8TMFW2YN6GNSSE4ZKFVZRLUT" +
                                       "8QPZBBEQT5H9H5Z53D7QV4AJTKTX4EMW62TDWXQVK24JZPSG2VXKCMYZL" +
                                       "BUASE25R3EEK9KBLJ8VX83ZXGTBL5CCDBY33HJ6FKX8AW3WPRX3XTCS9G" +
                                       "2B9SVK2XFFKNSPGFG6FZNS8P2HERFGFL79DKUZZFWHFH4H9UZ7F7F6W3Z" +
                                       "WN84JRRA7SU8T89EQMRBEPVYMMGLGSUMFWWMEDLJM5EGP5WEX9LDUAQXS" +
                                       "55LKDQVRKX4R8NNBHSYBHSNMFYA2C6KGQQFK3TN267DPSZT3PTKHTLNMU" +
                                       "V2YYZZRX3953LPWAKYF8LJUVMEQT3ZC4F9SWMYGUHG6XX66PJFQWSRUW2" +
                                       "C79YLGZ6ZAFS7HLXBTH55UD3EGFBZQ5CLNJDZTEJACDVBCM5FQBTX4DKK" +
                                       "UDGNSMWWLC5UMQRHW89CTU5636WYDXVZZDAUZ529458LDN2DAR9QADWRZ" +
                                       "UTU8MCKN8ACH3R36YKE52DDF67SM5UDUH7PTATHXE65UCGFRCV49UTF29" +
                                       "BGDSUWGRMC839HUZYQVAG985YUF5KJCAVGKRD8E4YMPJ38KR6HD2KHDGY" +
                                       "PJDMJMN4Y3DTJW5MYX3VUPF32637LMAWFM4QCU7BMP74SCF4N5QXZZVBE" +
                                       "LAQMPYMJC2ZWJ9XFV33YXTTPH3SG9KMUABLL83P7L3UBVM763XJPR5UEH" +
                                       "DZ73XJUGR9QP6299K5PU46XGVWKWFAKWYMRXUSLCFJ3WQTEC6QJH6E5V8" +
                                       "X2RMA5TXGSBEWLGSMNQ2SH6G9MLKK4S486DN4M4QVDTYTM4JQETAJQGP7" +
                                       "6NUR4UNDXR4W4JQSNWDTUGX69SEDC3AL8ZF4TJBQQRXSX2A86UUWCDCFH" +
                                       "JE94A8EP3Q6A2QTYKEE62MV4VJB2AB";
                        break;
                    }
                case Enigma_KeyGen_IDE.RM_4096:
                    {
                        kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533334BN75EUD4LFWYFVNFGBRCEMKKXG62QRBXL8GMHQ975B68FJVEMNXQQ7" +
                                       "RKR7RCZMWDVP86QPB3LR49G9BM7EUUZXNCRZBXRF4PEY3RX6UXT4X286K" +
                                       "WMR7AMEE6QNP9AEHGWJT9AVU3F62F37B5GVX2BQF73QWHRFQSQ6XMRP6M" +
                                       "ZDRQ8JT89UF3YRK5UL34MM3L8HLDTWAJF5YY7MRWJUFDQRK9JNCJ6C9KJ" +
                                       "WRE5ACQSNS24NEAHDYKS3AK75HBCTKP9NR2CSL7Q9PPXM4TF7L37USP77" +
                                       "Z7WER6JY67F7YGKTP6MFRMKK9H8XFPZ9XWKK97XCFXK7AW4TB96WGEH4B" +
                                       "YPF9QRF2DGC3LCHW8VTD2EMHVRDR6EEBUG8R4XYKJPLBPRCJP445DU2BW" +
                                       "JWELKAY45GKDU5HLTTDTWRH2JFKJ7AVAKLPEELN29YHX5JR773P9ERW7N" +
                                       "UFMWDKD4UL4YPU5QW2L4A7ZN3E8ZDQVEZUR6ZRDQXRLQRLUNHVB4XGBWD" +
                                       "HM79NGJARHDBQJCD8NWZCWPBY26QARP7A5S48DCV29F7MUTHU3YAHYVS7" +
                                       "ZPGXJZZA5HBBY4K5BQPUG6MVCBG8H3C7VL8KH9EH58NUVCE6F2CGMSM94" +
                                       "4CQDKNVGWWWRNK4DG26UT88Y9ULUPJ25G9KLTQPK3TBXZEK43X8KPMJT8" +
                                       "DF6MTQ5RB94XR2BT9H9NYYTXL29GF8KZY9QNHAW4LTT2RDQTD2ELWPSV4" +
                                       "4AND9K8G5VKLQ287UBEVHA82CMSMGQQBMNQZVAZ9G8T5TD6G9F7XQHMJT" +
                                       "HCL6PFEDUW5MN9JASF2EKPT2H33325A3SFGGM5C3RYKZSYSSQC5FLHNX9" +
                                       "VHN4HQVWD66YECY4R97JZHQALRTCHXUWH85LSJCCTQZT8JF52FHG6FV9J" +
                                       "UJWEU24K9Z7SKYTYA9NH7GW29FSNKUK3DMFXY48VEYZVDRTTMLFYSJH8B" +
                                       "RQXV72REYGSM6SLX89EVQ52CN9N8YDLWHAWCDDNM89YN2FCRTLE8688XN" +
                                       "F4MZMFE6GP9JK2JTFJVUKBLES2ZVWSBCJE9N3D7DG9LL9Z3U42QFJJPE2" +
                                       "HE5XCRY25UND96R9D7655ZBSCPF796FJZ4GPLY7AMZLGLR77GRP467ELK" +
                                       "PXSZ9ZF8MUYFDHV4EFACPZ79CDFTYW56NE9JDWDVUMNLY9EXDSF8ZNABE" +
                                       "MDQU6T9RVLTNRMZJJ8EJSUM9TV8YA6MNWF2Y66MD3VQ9L662F5X6VE9ZC" +
                                       "PPRTNMEV2DG9BUMFMSL7PUR9H5QG6VVBDBMEU3PLABL57HMSQ5C83E9X8" +
                                       "RTPY4QSEH2H7R2QDJHT5LQSFNQJL2NZ24GLNTFXG468WC5UUTDD68G8HM" +
                                       "477Z8P4F9ZZHUGZ6VPFF32A2MPWY8LPXNECCKM9EEVLDDPUJ8LXN2AE6K" +
                                       "Y2Q42FVBCJM9GQTXNRHBED735KCFD4YGV4U5U3LJD6NJ886W6XQLWH3G7" +
                                       "3VZ6T5YDUQP6DA5ZHLKQSGATDJHUWC2ELTE7QJFXH8H9EAQYZPPMW76JG" +
                                       "Z48UBND9VXFXZMSGBNWQPNQG7E4TCBDMVKUSA9TTVSNLN3DXEZNXH787R" +
                                       "N7XHFBJNZ5W74DUMNBYVHEQDYMZBQCFMS8LGSDUAU6QE9DD5Q334BX62T" +
                                       "JP5WQQDS2ZEWW76XW7VMLX3L7V9UVD7RL297VDBVRFPQ5MYA3YFVBVNVA" +
                                       "R5TJXMQ4X2U2PW6UWSKBXT58HG3QPZM2RVEX2PDMCVJDFTJMXR9NPLW4C" +
                                       "6AE4Q9A8TTAQ68BSN9WWTFFTSX68ECVARFPDBBH5DMP4KYFARTFVCSWNF" +
                                       "FGAPBYYGFJA4MGHEDWTNE54MPGER7EPCZEV2ESJRMM6XDMFGABG97HECN" +
                                       "3SZFUBRKCNDZ2TE9F6EERULRCDAV5EMY6KVY9NY9MYNPP2FQ5WFWLMRYD" +
                                       "4TNYYHE6EDMQ6KK79HH5Q5KBW6DDQYYNUR365W2454CHEZWZAPU82SX4H" +
                                       "KHNZXBRVWAT7G9CJBKHNBPSVEL67X8UJHBFHZH8ZD4NSEVFZM4Y768TJ6" +
                                       "QP3BGEKLTY4UZUWHG63QMKVWAQW9E7WRFNJCH4XRD97JHNKMFUTRFVH68" +
                                       "G5CKSMGC725AZ9CBSL2JX43P4EY44CMF56AJ6BEXVCJP2ZDWCT9G55K4D" +
                                       "F24J7TTJMFXTQH95CBNX67CBPNWEKHCWQV6VD73Y9KCZHNBFUFS8TCYNN" +
                                       "WXRGFKNVRDFUKWHDWDDTSPEW8YCKLPMX2GUV3N4JFJMUE6TSJR6Z53C9F" +
                                       "SKZAY3EN7G66JPBF5E9S6Y7RQHPWZHSRDQ7XH87PHUJFLJFGD7WNE3Q9P" +
                                       "EXMW33LVJBFEUXKNUB6SU7ZYCEX96XT8G27FLUV7XPV4JK64DWDJCX9WV" +
                                       "4VL8CK23FQJ28UG9JUZTQJ3DRL32BTJVRD4LVQ6MK9LCE7ZZP925JK7ZD" +
                                       "92SCV4DDJJ5EXMVBF";
                        break;
                    }
            }

            kv.Key = tbKey.Text;
            kv.KeyLen = tbKey.Text.Length;

            kv.RegInfo = tbUserInfo.Text;
            kv.RegInfoLen = tbUserInfo.Text.Length;

            // Hardware ID            
            kv.UseHardwareLocking = cbHardware.Checked;
            if (kv.UseHardwareLocking)
            {
                kv.HardwareID = tbHardware.Text;
            }

            // Secure constant (get it from project file)!
            kv.EncryptedConstant = 2113444489;

            // Generate reg. key
            uint dwResult = Enigma_KeyGen_IDE.KG_VerifyRegistrationInfo(ref kv);

            string sout = string.Empty;
            if (dwResult == Enigma_KeyGen_IDE.EP_NO_ERROR)
            {
                //
                sout = "Valid key!\n";
                sout = string.Format(sout + "Creation Date: {0}/{1}/{2}\n", kv.CreationDay, kv.CreationMonth, kv.CreationYear);
                if (kv.UseKeyExpiration)
                {
                    sout += string.Format("Expiration Date: {0}/{1}/{2}\n", kv.ExpirationDay, kv.ExpirationMonth, kv.ExpirationYear);
                }
                if (kv.UseRegisterAfter)
                {
                    sout += string.Format("Register After: {0}/{1}/{2}\n", kv.RegisterAfterDay, kv.RegisterAfterMonth, kv.RegisterAfterYear);
                }
                if (kv.UseRegisterBefore)
                {
                    sout += string.Format("Register Before: {0}/{1}/{2}\n", kv.RegisterBeforeDay, kv.RegisterBeforeMonth, kv.RegisterBeforeYear);
                }
                if (kv.UseCountyLimit)
                {
                    Enigma_KeyGen_IDE ide = new Enigma_KeyGen_IDE();
                    foreach (Enigma_KeyGen_IDE.TKeyCountries country in ide.KEY_COUNTRIES)
                    {
                        if (country.Code == kv.CountryCode)
                        {
                            sout += string.Format("Country Lock: {0}\n", country.Name);
                            break;
                        }
                    }
                }
                if (kv.UseExecutionsLimit)
                {
                    sout += string.Format("Executions: {0}\n", kv.ExecutionsCount);
                }
                if (kv.UseDaysLimit)
                {
                    sout += string.Format("Days: {0}\n", kv.DaysCount);
                }
                if (kv.UseRunTimeLimit)
                {
                    sout += string.Format("Runtime: {0}\n", kv.RunTimeMinutes);
                }
                if (kv.UseGlobalTimeLimit)
                {
                    sout += string.Format("Global Time: {0}\n", kv.GlobalTimeMinutes);
                }
                for (int i = 0; i < Enigma_KeyGen_IDE.NUMBER_OF_CRYPTED_SECTIONS; i++)
                {
                    if (Convert.ToBoolean(kv.EncryptedSections[i]))
                    {
                        sout += string.Format("Unlock section: #{0}\n", i + 1);
                    }
                }
            }
            else
            {
                switch (dwResult)
                {
                    case Enigma_KeyGen_IDE.EP_ERROR_UNKNOWN:
                        sout = "EP_ERROR_UNKNOWN";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_KEYBUFFEREMPTY:
                        sout = "EP_ERROR_KEYBUFFEREMPTY";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_KEYBUFFERISLESS:
                        sout = "EP_ERROR_KEYBUFFERISLESS";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_REGINFOEMPTY:
                        sout = "EP_ERROR_REGINFOEMPTY";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_REGINFOTOOLARGE:
                        sout = "EP_ERROR_REGINFOTOOLARGE";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_PRIVATEKEYISNOTSET:
                        sout = "EP_ERROR_PRIVATEKEYISNOTSET";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_PUBLICKEYISNOTSET:
                        sout = "EP_ERROR_PUBLICKEYISNOTSET";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_PRIVATEKEYISINVALID:
                        sout = "EP_ERROR_PRIVATEKEYISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_PUBLICKEYISINVALID:
                        sout = "EP_ERROR_PUBLICKEYISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_KEYMODEISINVALID:
                        sout = "EP_ERROR_KEYMODEISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_KEYBASEISINVALID:
                        sout = "EP_ERROR_KEYBASEISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_CURRENTDATEISINVALID:
                        sout = "EP_ERROR_CURRENTDATEISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_EXPIRATIONDATEISINVALID:
                        sout = "EP_ERROR_EXPIRATIONDATEISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_KEYISINVALID:
                        sout = "EP_ERROR_KEYISINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_HARDWAREID:
                        sout = "EP_ERROR_HARDWAREID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_HARDWAREBUFFEREMPTY:
                        sout = "EP_ERROR_HARDWAREBUFFEREMPTY";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_HARDWAREIDINVALIDFORKEY:
                        sout = "EP_ERROR_HARDWAREIDINVALIDFORKEY";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_PROJECTFILENOTFOUND:
                        sout = "EP_ERROR_PROJECTFILENOTFOUND";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_INVALIDPROJECTFILE:
                        sout = "EP_ERROR_INVALIDPROJECTFILE";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_EXECUTIONSNUMBERINVALID:
                        tbKey.Text = "EP_ERROR_EXECUTIONSNUMBERINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_DAYSNUMBERINVALID:
                        tbKey.Text = "EP_ERROR_DAYSNUMBERINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_COUNTRYCODEINVALID:
                        tbKey.Text = "EP_ERROR_COUNTRYCODEINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_RUNTIMEINVALID:
                        tbKey.Text = "EP_ERROR_RUNTIMEINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_GLOBALTIMEINVALID:
                        tbKey.Text = "EP_ERROR_GLOBALTIMEINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_INSTALLBEFOREINVALID:
                        tbKey.Text = "EP_ERROR_INSTALLBEFOREINVALID";
                        break;
                    case Enigma_KeyGen_IDE.EP_ERROR_INSTALLAFTERINVALID:
                        tbKey.Text = "EP_ERROR_INSTALLAFTERINVALID";
                        break;
                    default:
                        sout = "Unknown error";
                        break;
                }
            }
            MessageBox.Show(sout);            
        }

Show/Hide Visual Basic function example

Private Sub btnVerify_Click()
  Dim kv As TKeyVerifyParams
  Dim I As Integer
  Dim dwResult As Long
  Dim sresult As String
  
  If tbUserInfo.Text = vbNullString Then
    MsgBox "User info field is empty!"
    Exit Sub
  End If
  
  If tKey.Text = vbNullString Then
    MsgBox "Key field is empty!"
    Exit Sub
  End If
  
  ' Key mode
  kv.KeyMode = cbKeyMode.ListIndex
  ' Key base
  kv.KeyBase = cbKeyBase.ListIndex
  
  Select Case kv.KeyMode
    Case RM_512
      kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC" & _
                     "P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC" & _
                     "WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH" & _
                     "CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8" & _
                     "HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP" & _
                     "SRGDQ742B4742XF4MACRR747YDP5FZZ9D" & vbNullChar
    Case RM_768
      kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533067CP4S86R7D8THS45GBCVUM635EPRQRMYRP3DAA5DUPZ6ABDSFP7F5AC" & _
                     "P7ERGH4A7Y6B6NW6NMMBZF83WVER9Y4MMBNLBQDKR7KFVLGLV067CFDQC" & _
                     "WCHGQVVRN24DECEPBL96YJQJTVDCRTNQG3E4WW4GK4GQ5X5L5H88D3XYH" & _
                     "CBRBNASPD3P5CNYFKFHBCSDHHD6WPTCC4XVSM5S88067C2JSTCMVT48C8" & _
                     "HC7SHKGTFJBM28P6XTBCNWHMV6J6KN6W5Q9TQLVR285U6GVCAAUTZLRTP" & _
                     "SRGDQ742B4742XF4MACRR747YDP5FZZ9D" & vbNullChar
    Case RM_1024
      kv.PublicKey = "0201B810DA4A1ADD4351378790A981385330CDG9YQSEUK2HT546KWW46NHSCHMD2TNCSPVNSKGQC6CHDUSU9CC4LDPL" & _
                       "TD3NLRVD3TFV9BU2SYBUBU9TXKLQ3CTKZE5GN9VFG37R9YNK2FE58K7ZY" & _
                       "WTUJYFSJTBMDLLGA9GJ2LJXGHSS9CESGC2K69H65YQGAC7CRGF5T3CPLA" & _
                       "5BDJZKVCUWPZRNA2DN7L956LZVZBQUDPX6PF30CDBH26Z82VE4QQ8N85L" & _
                       "QHYJYYCJ6WQ89H9K9VVQX925SG5FJ79AGVZB6M8TTFKCJ56FAREP8GSTC" & _
                       "NKWCXEALDP9Y2ZLS9QKZV8JRNDHG9D8BRDSCTMDQK9NLAPZ9TGYFS9G7U" & _
                       "LXHYJF7F9A89HPXGTU2N4FQQJL98WZ5QND2KTEMMUUZFAX953HCGNSWUW" & _
                       "U2M7LBEWZSH9GW5SC0CDJDY2HC4HJYUSVTAVXZ7MYVJWF3CU9WC3SVPSL" & _
                       "29WF46DVS2SYKSSAMATPPYGJDE3PBFMGS34CXWQSXKCEAE63L2EXTS9NE" & _
                       "2G597XASY3S34XMYST5YZF4THUTYT5DY9UKKXU6PH8MLXRPZMPMMR83JU" & _
                       "X2WGNEW8ZGL4SKUCUB8CEAB6UZ4FB66WTP3B64VMX7XG75T4Y35479" & vbNullChar
    Case RM_2048
      kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533199H9KZC4CQ5ZKPEGYDW2EHN5AKZA5G5KP4HU8USWJR8XWW7MCH7244RV" & _
                       "PSXFHVU6YQRK4LPUHM497XJYPLLA3DHUZWXK3CB5SUYF75NPYLTNPRUAP" & _
                       "CTVDHAKYWTRQ97HES2E59WDN2LJKFYA2K8BGFSBHP4A6BF5FSDTS8NWLL" & _
                       "C5NEQ76NJ9BAMWXG55UPFFMRQZTU5KV2G6LSPQUJJWA9U4LJ5SCJ9M9ZQ" & _
                       "Z6K7LZA9UAMJ533UQ5J3JPNQAUWJGZFRFCTGAGSBWPWRRF9HRGF9MCX55" & _
                       "QRYGPYMRE6DBJ65SJDX34FVPYWWKWQ48MCKXYXPHQ23BJ42U8ZMDD8CG5" & _
                       "DPHZQ5XTXUKA277XK6PKSTLJ88ZZ9EBXH62REMRZZRGNPKHYM34RW722S" & _
                       "SZHMPFKY7X8UZ19ADGX3UQ7X444XH7MZXEZYW2YLFHR8YL3PTCXVSYX89" & _
                       "ZXN7KW2XNBE8XS3TQRGZVF6KA5USH56NEZYH5RNWBBPVE9LD6H42RQWR5" & _
                       "YVQMT5EQYQTK6YM9V8DA5BJCLGGZ2UGD6NPA2X3SNUS47F7HJBNBCWHRA" & _
                       "YPPCQ5HWCJNPDHUDQMRN2P6PWJFWJ6CLVNK8HXEFLE4ENPXAFN89CRS43" & _
                       "RUMVGDJQCSRB535XYCS6BZYLA9Q6HJV425F26XXHRGA7C8R8BVMELAPEH" & _
                       "5DSA9KXTCV4H2RNVDFHG3YJSERZVFPWHYA823LUBENBL5U3J4LJX2KQLW" & _
                       "L5XGGESPSE2FQWKSQ4NUCDLBEJPQAT2A2477DYS2XEXKLYEAKUN22622C" & _
                       "RLBCAHPFNEV2FJ2H8N3JQGXJRGP19AFHGRW6SS2ZSFYK8EZAPVYL4MCP4" & _
                       "6UMR64Y9T89FHWEPXBRHKWJCSNNNGPU984J5XW4BWTU6PDWPN24W8RU55" & _
                       "A9C3U9H7VHS5PFURASHBT4JAEE5ZKJBSYMCMDVBLU973R72RVPA6U96A2" & _
                       "LX8HMASVST9RVJ7W66V4DYWRDZZQ3673W7C7LVF68TWPLNMYEUQ8FDZRN" & _
                       "P38D9BX5YA3VENETDUUUMR9U7FFP4NZM7G4Y6J6EASK5SAXXTRMZ8F3AH" & _
                       "5FC54E543N739BY5KVZQM7JZWD2P2HPE7BDRMM9JFCGPBWWASTZ7UDNRV" & _
                       "6AFHVMBR9AGAERE9M6W6S2ZT8PBTABPDCKBPPPV6QW9DRXZUGAHDDRRSY" & _
                       "XM4YXQ2QJX6CL33N7RV8846LK8A3DFLDXWZ2NKF8V" & vbNullChar
    Case RM_3072
      kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533267BJBN6W8SY33Y47RWJHWS385XWRV9TSVSB5EM7ECZYNSJ44ZKSD8KV4" & _
                       "6Y9T6TNC6QMDW4V6DBMADU3YUKLP88TCLEUD9FTEUHGXM6T57AQ2EMB59" & _
                       "UPQVNSUT7Z4EHAMDQ6N77VK2A6P847MMWJH9E7C5XX6FNF6MHGWERPWQV" & _
                       "9ZLVR9Z7X5D5Z2XQL6MBM7BDCT2DEDVRBFNDDBLG6LHZ9APM48LS5TKTJ" & _
                       "AGDYFDRVHEGTDH47PCLL8YJ4ZAWCB59F8BN5PZL3NQACP32G3YNBX5E3J" & _
                       "7S28XLRGAX55ZML5XE6Q68EUAL38VUBJ2MZ2UGCCHM7CE6S99N44X9RMV" & _
                       "7B55HULJ4KHPFYSBDUSPQTCWGS76BEQST2QCZDZ2T4FBA4YUJFF47AACE" & _
                       "A4EEFESEYWN48UZCSDZAMGSU5VB9UJKR2XQUSDFS3TNG9QKURQWS7N5Q3" & _
                       "VPYT4QAGGQ5GW2MMXHDJYW55FQPHSS255GVJ7WLLP85JHS8K6DVTJWB4W" & _
                       "4Y8ZEFF7KP6W74PAA8FVPZVDW4RKGMQ8V56Q6R4V34XFE5HR4FZS8GZ6R" & _
                       "36RKW6WN34S2AHR9LCGF8LULB7ZN6NC2AA5RPDZYGWSPPME6267CGLZCP" & _
                       "GG98W557RXCDWAETJHDCRPUXX7AD3E8SL9WMGBV9QFHMSV9UFV7H9NTX3" & _
                       "QYV95CN9P9DSYQWL35R2BWB4GKW6CTWVB2X6WH3P2WFBE6X55KBLAMDB3" & _
                       "SRDSDVY37GKH78MUHY7KDJDC8SJU5FUQRYZ49ULX3YSZL7E284GFVZSGD" & _
                       "FTTQNR6VMBM3LLR78SUSVMJW88XT2K4UHEATRU3V9MMR2VGNGCY9S6R7M" & _
                       "4ELNPEBBMQP2HVPLY5M5VPA92V7NU8ZZ58YYTW5QK9USZ5LV59UZGB2CF" & _
                       "DPZ6HFYU5WB7UU3UYWVNSNKM3W7GBYKJP8TMFW2YN6GNSSE4ZKFVZRLUT" & _
                       "8QPZBBEQT5H9H5Z53D7QV4AJTKTX4EMW62TDWXQVK24JZPSG2VXKCMYZL" & _
                       "BUASE25R3EEK9KBLJ8VX83ZXGTBL5CCDBY33HJ6FKX8AW3WPRX3XTCS9G" & _
                       "2B9SVK2XFFKNSPGFG6FZNS8P2HERFGFL79DKUZZFWHFH4H9UZ7F7F6W3Z" & _
                       "WN84JRRA7SU8T89EQMRBEPVYMMGLGSUMFWWMEDLJM5EGP5WEX9LDUAQXS" & _
                       "55LKDQVRKX4R8NNBHSYBHSNMFYA2C6KGQQFK3TN267DPSZT3PTKHTLNMU" & _
                       "V2YYZZRX3953LPWAKYF8LJUVMEQT3ZC4F9SWMYGUHG6XX66PJFQWSRUW2" & _
                       "C79YLGZ6ZAFS7HLXBTH55UD3EGFBZQ5CLNJDZTEJACDVBCM5FQBTX4DKK"
       kv.PublicKey = kv.PublicKey & _
                       "UDGNSMWWLC5UMQRHW89CTU5636WYDXVZZDAUZ529458LDN2DAR9QADWRZ" & _
                       "UTU8MCKN8ACH3R36YKE52DDF67SM5UDUH7PTATHXE65UCGFRCV49UTF29" & _
                       "BGDSUWGRMC839HUZYQVAG985YUF5KJCAVGKRD8E4YMPJ38KR6HD2KHDGY" & _
                       "PJDMJMN4Y3DTJW5MYX3VUPF32637LMAWFM4QCU7BMP74SCF4N5QXZZVBE" & _
                       "LAQMPYMJC2ZWJ9XFV33YXTTPH3SG9KMUABLL83P7L3UBVM763XJPR5UEH" & _
                       "DZ73XJUGR9QP6299K5PU46XGVWKWFAKWYMRXUSLCFJ3WQTEC6QJH6E5V8" & _
                       "X2RMA5TXGSBEWLGSMNQ2SH6G9MLKK4S486DN4M4QVDTYTM4JQETAJQGP7" & _
                       "6NUR4UNDXR4W4JQSNWDTUGX69SEDC3AL8ZF4TJBQQRXSX2A86UUWCDCFH" & _
                       "JE94A8EP3Q6A2QTYKEE62MV4VJB2AB" & vbNullChar
    Case RM_4096
      kv.PublicKey = "0201B810DA4A1ADD4351378790A98138533334BN75EUD4LFWYFVNFGBRCEMKKXG62QRBXL8GMHQ975B68FJVEMNXQQ7" & _
                       "RKR7RCZMWDVP86QPB3LR49G9BM7EUUZXNCRZBXRF4PEY3RX6UXT4X286K" & _
                       "WMR7AMEE6QNP9AEHGWJT9AVU3F62F37B5GVX2BQF73QWHRFQSQ6XMRP6M" & _
                       "ZDRQ8JT89UF3YRK5UL34MM3L8HLDTWAJF5YY7MRWJUFDQRK9JNCJ6C9KJ" & _
                       "WRE5ACQSNS24NEAHDYKS3AK75HBCTKP9NR2CSL7Q9PPXM4TF7L37USP77" & _
                       "Z7WER6JY67F7YGKTP6MFRMKK9H8XFPZ9XWKK97XCFXK7AW4TB96WGEH4B" & _
                       "YPF9QRF2DGC3LCHW8VTD2EMHVRDR6EEBUG8R4XYKJPLBPRCJP445DU2BW" & _
                       "JWELKAY45GKDU5HLTTDTWRH2JFKJ7AVAKLPEELN29YHX5JR773P9ERW7N" & _
                       "UFMWDKD4UL4YPU5QW2L4A7ZN3E8ZDQVEZUR6ZRDQXRLQRLUNHVB4XGBWD" & _
                       "HM79NGJARHDBQJCD8NWZCWPBY26QARP7A5S48DCV29F7MUTHU3YAHYVS7" & _
                       "ZPGXJZZA5HBBY4K5BQPUG6MVCBG8H3C7VL8KH9EH58NUVCE6F2CGMSM94" & _
                       "4CQDKNVGWWWRNK4DG26UT88Y9ULUPJ25G9KLTQPK3TBXZEK43X8KPMJT8" & _
                       "DF6MTQ5RB94XR2BT9H9NYYTXL29GF8KZY9QNHAW4LTT2RDQTD2ELWPSV4" & _
                       "4AND9K8G5VKLQ287UBEVHA82CMSMGQQBMNQZVAZ9G8T5TD6G9F7XQHMJT" & _
                       "HCL6PFEDUW5MN9JASF2EKPT2H33325A3SFGGM5C3RYKZSYSSQC5FLHNX9" & _
                       "VHN4HQVWD66YECY4R97JZHQALRTCHXUWH85LSJCCTQZT8JF52FHG6FV9J" & _
                       "UJWEU24K9Z7SKYTYA9NH7GW29FSNKUK3DMFXY48VEYZVDRTTMLFYSJH8B" & _
                       "RQXV72REYGSM6SLX89EVQ52CN9N8YDLWHAWCDDNM89YN2FCRTLE8688XN" & _
                       "F4MZMFE6GP9JK2JTFJVUKBLES2ZVWSBCJE9N3D7DG9LL9Z3U42QFJJPE2" & _
                       "HE5XCRY25UND96R9D7655ZBSCPF796FJZ4GPLY7AMZLGLR77GRP467ELK" & _
                       "PXSZ9ZF8MUYFDHV4EFACPZ79CDFTYW56NE9JDWDVUMNLY9EXDSF8ZNABE" & _
                       "MDQU6T9RVLTNRMZJJ8EJSUM9TV8YA6MNWF2Y66MD3VQ9L662F5X6VE9ZC" & _
                       "PPRTNMEV2DG9BUMFMSL7PUR9H5QG6VVBDBMEU3PLABL57HMSQ5C83E9X8" & _
                       "RTPY4QSEH2H7R2QDJHT5LQSFNQJL2NZ24GLNTFXG468WC5UUTDD68G8HM"
      kv.PublicKey = kv.PublicKey & _
                       "477Z8P4F9ZZHUGZ6VPFF32A2MPWY8LPXNECCKM9EEVLDDPUJ8LXN2AE6K" & _
                       "Y2Q42FVBCJM9GQTXNRHBED735KCFD4YGV4U5U3LJD6NJ886W6XQLWH3G7" & _
                       "3VZ6T5YDUQP6DA5ZHLKQSGATDJHUWC2ELTE7QJFXH8H9EAQYZPPMW76JG" & _
                       "Z48UBND9VXFXZMSGBNWQPNQG7E4TCBDMVKUSA9TTVSNLN3DXEZNXH787R" & _
                       "N7XHFBJNZ5W74DUMNBYVHEQDYMZBQCFMS8LGSDUAU6QE9DD5Q334BX62T" & _
                       "JP5WQQDS2ZEWW76XW7VMLX3L7V9UVD7RL297VDBVRFPQ5MYA3YFVBVNVA" & _
                       "R5TJXMQ4X2U2PW6UWSKBXT58HG3QPZM2RVEX2PDMCVJDFTJMXR9NPLW4C" & _
                       "6AE4Q9A8TTAQ68BSN9WWTFFTSX68ECVARFPDBBH5DMP4KYFARTFVCSWNF" & _
                       "FGAPBYYGFJA4MGHEDWTNE54MPGER7EPCZEV2ESJRMM6XDMFGABG97HECN" & _
                       "3SZFUBRKCNDZ2TE9F6EERULRCDAV5EMY6KVY9NY9MYNPP2FQ5WFWLMRYD" & _
                       "4TNYYHE6EDMQ6KK79HH5Q5KBW6DDQYYNUR365W2454CHEZWZAPU82SX4H" & _
                       "KHNZXBRVWAT7G9CJBKHNBPSVEL67X8UJHBFHZH8ZD4NSEVFZM4Y768TJ6" & _
                       "QP3BGEKLTY4UZUWHG63QMKVWAQW9E7WRFNJCH4XRD97JHNKMFUTRFVH68" & _
                       "G5CKSMGC725AZ9CBSL2JX43P4EY44CMF56AJ6BEXVCJP2ZDWCT9G55K4D" & _
                       "F24J7TTJMFXTQH95CBNX67CBPNWEKHCWQV6VD73Y9KCZHNBFUFS8TCYNN" & _
                       "WXRGFKNVRDFUKWHDWDDTSPEW8YCKLPMX2GUV3N4JFJMUE6TSJR6Z53C9F" & _
                       "SKZAY3EN7G66JPBF5E9S6Y7RQHPWZHSRDQ7XH87PHUJFLJFGD7WNE3Q9P" & _
                       "EXMW33LVJBFEUXKNUB6SU7ZYCEX96XT8G27FLUV7XPV4JK64DWDJCX9WV" & _
                       "4VL8CK23FQJ28UG9JUZTQJ3DRL32BTJVRD4LVQ6MK9LCE7ZZP925JK7ZD" & _
                       "92SCV4DDJJ5EXMVBF" & vbNullChar
  End Select

  ' Fill key buffer
  kv.Key = tKey.Text
  kv.KeyLen = Len(tKey.Text)
  ' Fill User Info buffer
  kv.RegInfo = tbUserInfo.Text
  kv.RegInfoLen = Len(tbUserInfo.Text)
  ' Hardware ID
  kv.UseHardwareLocking = cbHardware.Value
  If kv.UseHardwareLocking Then
    kv.HardwareID = tbHardware.Text
  End If

  kv.EncryptedConstant = 2113444489
  
  ' Verify reg. key
  dwResult = KG_VerifyRegistrationInfo(kv)
  If dwResult = ERROR_OK Then
    sresult = "Key is valid!" & Chr$(13)
    sresult = sresult & "Key creation date: " & Str$(kv.CreationDay) & "/" & Str$(kv.CreationMonth) & "/" & Str$(kv.CreationYear) & Chr$(13)
    If kv.UseKeyExpiration Then
      sresult = sresult & "Key expiration date: " & Str$(kv.ExpirationDay) & "/" & Str$(kv.ExpirationMonth) & "/" & Str$(kv.ExpirationYear) & Chr$(13)
    End If
    If kv.UseRegisterAfter Then
      sresult = sresult & "Register After date: " & Str$(kv.RegisterAfterDay) & "/" & Str$(kv.RegisterAfterMonth) & "/" & Str$(kv.RegisterAfterYear) & Chr$(13)
    End If
    If kv.UseRegisterBefore Then
      sresult = sresult & "Register Before date: " & Str$(kv.RegisterBeforeDay) & "/" & Str$(kv.RegisterBeforeMonth) & "/" & Str$(kv.RegisterBeforeYear) & Chr$(13)
    End If
    If kv.UseExecutionsLimit Then
      sresult = sresult & "Executions: " & Str$(kv.ExecutionsCount) & Chr$(13)
    End If
    If kv.UseDaysLimit Then
      sresult = sresult & "Days: " & Str$(kv.DaysCount) & Chr$(13)
    End If
    If kv.UseRunTimeLimit Then
      sresult = sresult & "Runtime: " & Str$(kv.RunTimeMinutes) & Chr$(13)
    End If
    If kv.UseGlobalTimeLimit Then
      sresult = sresult & "Global Time: " & Str$(kv.GlobalTimeMinutes) & Chr$(13)
    End If
    If kv.UseCountyLimit Then
      For I = 0 To comCountries.ListCount - 1
        If comCountries.ItemData(I) = kv.CountryCode Then
          sresult = sresult & "Country Lock: " & comCountries.List(I) & Chr$(13)
        End If
      Next I
    End If
    For I = 1 To NUMBER_OF_CRYPTED_SECTIONS
      If kv.EncryptedSections(I - 1) = 1 Then
        sresult = sresult & "Unlock section #" & Str$(I) & Chr$(13)
      End If
    Next I
  Else
    Select Case dwResult
      Case EP_ERROR_UNKNOWN
        sresult = "EP_ERROR_UNKNOWN"
      Case EP_ERROR_KEYBUFFEREMPTY
        sresult = "EP_ERROR_KEYBUFFEREMPTY"
      Case EP_ERROR_KEYBUFFERISLESS
        sresult = "EP_ERROR_KEYBUFFERISLESS"
      Case EP_ERROR_REGINFOEMPTY
        sresult = "EP_ERROR_REGINFOEMPTY"
      Case EP_ERROR_REGINFOTOOLARGE
        sresult = "EP_ERROR_REGINFOTOOLARGE"
      Case EP_ERROR_PRIVATEKEYISNOTSET
        sresult = "EP_ERROR_PRIVATEKEYISNOTSET"
      Case EP_ERROR_PUBLICKEYISNOTSET
        sresult = "EP_ERROR_PUBLICKEYISNOTSET"
      Case EP_ERROR_PRIVATEKEYISINVALID
        sresult = "EP_ERROR_PRIVATEKEYISINVALID"
      Case EP_ERROR_PUBLICKEYISINVALID
        sresult = "EP_ERROR_PUBLICKEYISINVALID"
      Case EP_ERROR_KEYMODEISINVALID
        sresult = "EP_ERROR_KEYMODEISINVALID"
      Case EP_ERROR_KEYBASEISINVALID
        sresult = "EP_ERROR_KEYBASEISINVALID"
      Case EP_ERROR_CURRENTDATEISINVALID
        sresult = "EP_ERROR_CURRENTDATEISINVALID"
      Case EP_ERROR_EXPIRATIONDATEISINVALID
        sresult = "EP_ERROR_EXPIRATIONDATEISINVALID"
      Case EP_ERROR_KEYISINVALID
        sresult = "EP_ERROR_KEYISINVALID"
      Case EP_ERROR_HARDWAREID
        sresult = "EP_ERROR_HARDWAREID"
      Case EP_ERROR_HARDWAREBUFFEREMPTY
        sresult = "EP_ERROR_HARDWAREBUFFEREMPTY"
      Case EP_ERROR_HARDWAREIDINVALIDFORKEY
        sresult = "EP_ERROR_HARDWAREIDINVALIDFORKEY"
      Case EP_ERROR_PROJECTFILENOTFOUND
        sresult = "EP_ERROR_PROJECTFILENOTFOUND"
      Case EP_ERROR_INVALIDPROJECTFILE
        sresult = "EP_ERROR_INVALIDPROJECTFILE"
      Case EP_ERROR_EXECUTIONSNUMBERINVALID
        tKey.Text = "EP_ERROR_EXECUTIONSNUMBERINVALID"
      Case EP_ERROR_DAYSNUMBERINVALID
        tKey.Text = "EP_ERROR_DAYSNUMBERINVALID"
      Case EP_ERROR_COUNTRYCODEINVALID
        tKey.Text = "EP_ERROR_COUNTRYCODEINVALID"
      Case EP_ERROR_RUNTIMEINVALID
        tKey.Text = "EP_ERROR_RUNTIMEINVALID"
      Case EP_ERROR_GLOBALTIMEINVALID
        tKey.Text = "EP_ERROR_GLOBALTIMEINVALID"
      Case EP_ERROR_INSTALLBEFOREINVALID
        tKey.Text = "EP_ERROR_INSTALLBEFOREINVALID"
      Case EP_ERROR_INSTALLAFTERINVALID
        tKey.Text = "EP_ERROR_INSTALLAFTERINVALID"
      Case Else
        sresult = "Unknown error"
    End Select
  End If
  MsgBox sresult
End Sub

在程序安装目录可查看函数更多实例,如 Examples\Keygen 子文件夹。

帮助

KG_VerifyRegistrationInfo 函数

返回值

定义

实例