LAMPIRAN A. Private Sub Command4_Click() MsgBox "isi pesan ini sesuka anda!", vbexclamation, "Tentang" End Sub

Transkripsi

1 LAMPIRAN A Listing Program Antivirus Private Sub cmdchecksum_click() frmgenerator.show Private Sub Command3_Click() MsgBox "[Daftar Virus]" & Chr(13) & "1. Virus1" & Chr(13) & "2. Virus2" & Chr(13) & "3. Virus3", vbokonly, "Daftar Virus" Private Sub Command4_Click() MsgBox "isi pesan ini sesuka anda!", vbexclamation, "Tentang" Private Sub Form_Load() lstresult.additem "Welcome to MY ANTIVIRUS!" lstresult.additem "Copyright , AndaSoft" lstscan.additem Environ$("windir") & "\*.*" BERHENTI = True ' Set nilai Berhenti True BacaDatabase App.path & "\database.db" Private Sub cmdadd_click() UniDialog1.FolderMessage = "Select a path : " UniDialog1.ShowFolder Private Sub cmdremove_click() On Error Resume Next Static count As Integer For count = 1 To lstscan.listcount If lstscan.selected(count - 1) = True Then lstscan.removeitem (count - 1) Next Private Sub Command1_Click() Static count As Byte If lstscan.listcount = 0 Then Exit Sub If Command1.Caption = "Start &scan" Then BERHENTI = False PosisiScan (True) Command1.Caption = "Abort &scan"

2 lstresult.clear For count = 0 To lstscan.listcount - 1 If BERHENTI = True Then Exit For lstresult.additem "[Scanning File...]" lstresult.additem " " lstresult.additem " " ScanFolder RemoveFromRight(lstScan.List(count), 4), lblfile, lstresult Next Command1.Caption = "Start &scan" PosisiScan (False) BERHENTI = True MsgBox "Scan is finished!", vbinformation, "MY Antivirus" Else BERHENTI = True Command1.Caption = "Start &scan" PosisiScan (False) Private Sub Command2_Click() frmoption.show 1, Me Private Sub Command5_Click() Unload Me End Private Sub Form_Resize() On Error Resume Next Me.Height = 8235 Me.Width = Private Sub Form_Unload(Cancel As Integer) If BERHENTI = False Then Cancel = 1 Private Sub Image1_Click() frmgenerator.show Private Sub UniDialog1_FolderSelect(ByVal path As String) If path <> "" Then lstscan.additem path & "\*.*"

3 Private Function AddSlash(sPath As String) As String If Right(sPath, 1) = "\" Then AddSlash = spath Else AddSlash = spath & "\" Private Sub PosisiScan(TF As Boolean) If TF = True Then Command2.Enabled = False Command3.Enabled = False Command4.Enabled = False Command5.Enabled = False frscan.enabled = False frresult.enabled = False Else Command2.Enabled = True Command3.Enabled = True Command4.Enabled = True Command5.Enabled = True frscan.enabled = True frresult.enabled = True Private Function RemoveFromRight(sTemp As String, iright As Integer) As String RemoveFromRight = Left(sTemp, Len(sTemp) - iright) Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wmsg As Long, _ ByVal wparam As Long, lparam As Any) As Long Private Declare Sub ReleaseCapture Lib "user32" () Private Const WM_NCLBUTTONDOWN = &HA1 Private Const HTCAPTION = 2 Private Sub cmdcancel_click() ck1.value = 0 ck2.value = 0 ck3.value = 0 Me.Hide Private Sub cmdok_click() Me.Hide

4 Private Sub Image1_MouseMove(Button As Integer, Shift As Integer, x As Single, Y As Single) Dim lngreturnvalue As Long If Button = 1 Then Call ReleaseCapture lngreturnvalue = SendMessage(Me.hWnd, WM_NCLBUTTONDOWN, HTCAPTION, 0&) Private Sub Command1_Click() Text2.Text = GET_MD5(Text1.Text) Option Explicit '; ; ';Modul untuk membaca file standar fungsi API, via Kernel32.dll ';karena VB6 tidak mendukung pengoperasian file secara unicode - ';dalam hal akses alamat filenya. ';Bisa dianggap sebagai "simulasi" instruksi vb6: Open... As #n ';Bukan yang terbaik, tapi relatif lebih stabil diantara cara-cara - ';yang lainnya. ';Pengecualian: '; ~tidak bisa membaca + menulis file yang dikunci oleh proses lain. '; ~... '; ; ';PMZ-Indonesia, 24-25@Agustus@2008. '; ; Private Const MAX_PATH As Long = 260 '00-FF Private Const MAX_BUFFER As Long = (MAX_PATH * 2) ' FF FF Private Const SYNCHRONIZE = &H 'penting! sinkronisasi data dan akses dengan proses lain. Private Const READ_CONTROL = &H20000 'penting! ijin untuk mengoperasikan file. Private Const FILE_READ_DATA = (&H1) 'penting! operasi: membaca file. Private Const FILE_WRITE_DATA = (&H2) 'penting! operasi: menulis file. Private Const FILE_SHARE_READ = &H1 'dapat diakses baca oleh proses lain. Private Const FILE_SHARE_WRITE = &H2 'dapat diakses tulis oleh proses lain. Private Const FILE_SHARE_DELETE = &H4 'dapat diakses hapus oleh proses lain. Private Const FILE_ATTRIBUTE_NORMAL = &H80 'untuk file standar. 'operasi alternatif untuk file yang akan dibuat ataupun dibuka: Private Const FILE_DISPOSE_CREATE_NEW = 1 'hanya akan membuat file baru. bila file sudah ada sebelumnya, fungsi gagal. Private Const FILE_DISPOSE_CREATE_ALWAYS = 2 'hapus file yang lama (bila ada), dan akan membuat file yang baru.

5 Private Const FILE_DISPOSE_OPEN_EXISTING = 3 'hanya akan membuka file yang sudah ada, bila file tidak ada, fungsi gagal. Private Const FILE_DISPOSE_OPEN_ALWAYS = 4 'membuka file yang ada (bila ada), dan akan membuat file yang baru bila file belum ada. Private Const FILE_DISPOSE_TRUNCATE_EXISTING = 5 'membuka file yang sudah ada, dan menghapus semua isinya terlebih dahulu. fungsi gagal bila file tidak ada. 'membuka file: Private Declare Function CreateFileW Lib "kernel32" (ByVal lpfilename As Long, ByVal dwdesiredaccess As Long, ByVal dwsharemode As Long, lpsecurityattributes As Any, ByVal dwcreationdisposition As Long, ByVal dwflagsandattributes As Long, ByVal htemplatefile As Long) As Long Private Declare Function CreateFileA Lib "kernel32" (ByVal lpfilename As String, ByVal dwdesiredaccess As Long, ByVal dwsharemode As Long, lpsecurityattributes As Any, ByVal dwcreationdisposition As Long, ByVal dwflagsandattributes As Long, ByVal htemplatefile As Long) As Long 'mencari ukuran file: Private Declare Function GetFileSize Lib "kernel32" (ByVal hfile As Long, lpfilesizehigh As Long) As Long 'menggeser posisi pointer ke file: Private Declare Function SetFilePointer Lib "kernel32" (ByVal hfile As Long, ByVal ldistancetomove As Long, lpdistancetomovehigh As Long, ByVal dwmovemethod As Long) As Long 'operasi dasar untuk file yang telah dibuka: Private Declare Function ReadFile Lib "kernel32" (ByVal hfile As Long, lpbuffer As Any, ByVal nnumberofbytestoread As Long, lpnumberofbytesread As Long, lpoverlapped As Any) As Long Private Declare Function WriteFile Lib "kernel32" (ByVal hfile As Long, lpbuffer As Any, ByVal nnumberofbytestowrite As Long, lpnumberofbyteswritten As Long, lpoverlapped As Any) As Long 'menutup file yang telah dibuka: Private Declare Function CloseHandle Lib "kernel32" (ByVal hobject As Long) As Long '\\Ingat!: Public Enum CREATE_ACCESS_OPTIONS FOR_BINARY_ACCESS_READ = 1 'hanya membaca isi dari file, tanpa memodifikasi isi file. bila file tidak ada, fungsi gagal. FOR_BINARY_ACCESS_WRITE = 2 'hanya menulis isi ke file, bila file belum ada, akan dibuatkan file baru. FOR_BINARY_ACCESS_READ_WRITE = 3 'untuk membaca dan menulis file, bila file belum ada, akan dibuatkan file baru. FOR_BINARY_ACCESS_READ_WRITE_EXISTING = 4 'untuk membaca dan menulis file, bila file belum ada, fungsi akan gagal. lebih aman.

6 End Enum '\\Ingat!: Public Enum SHARE_ACCESS_OPTIONS LOCK_READ_WRITE = 1 'hanya "sharing delete access", untuk proses yang lain. LOCK_READ = 2 'hanya "sharing write + delete access", untuk proses yang lain. LOCK_WRITE = 3 'hanya "sharing read + delete access", untuk proses yang lain. LOCK_NONE = 4 '"sharing" semuanya, tanpa terkecuali. End Enum Public Function VbOpenFile(ByVal szfilename As String, ByVal opcreateoption As CREATE_ACCESS_OPTIONS, ByVal opshareaccess As SHARE_ACCESS_OPTIONS) As Long On Error Resume Next 'memberi nomor handle ke file bila berhasil, 0 jika gagal. Dim KeResult As Long 'result dari kernel32. Dim KeCreateAccess As Long Dim KeCreateOption As Long Dim KeShareAccess As Long Select Case opcreateoption Case FOR_BINARY_ACCESS_READ '1 KeCreateAccess = SYNCHRONIZE Or READ_CONTROL Or FILE_READ_DATA KeCreateOption = FILE_DISPOSE_OPEN_EXISTING Case FOR_BINARY_ACCESS_WRITE '2 KeCreateAccess = SYNCHRONIZE Or READ_CONTROL Or FILE_WRITE_DATA KeCreateOption = FILE_DISPOSE_OPEN_ALWAYS Case FOR_BINARY_ACCESS_READ_WRITE '3 KeCreateAccess = SYNCHRONIZE Or READ_CONTROL Or FILE_READ_DATA Or FILE_WRITE_DATA KeCreateOption = FILE_DISPOSE_OPEN_ALWAYS Case FOR_BINARY_ACCESS_READ_WRITE_EXISTING '4 KeCreateAccess = SYNCHRONIZE Or READ_CONTROL Or FILE_READ_DATA Or FILE_WRITE_DATA KeCreateOption = FILE_DISPOSE_OPEN_EXISTING End Select Select Case opshareaccess Case LOCK_READ_WRITE '1 KeShareAccess = FILE_SHARE_DELETE Case LOCK_READ '2 KeShareAccess = FILE_SHARE_WRITE Or FILE_SHARE_DELETE Case LOCK_WRITE '3 KeShareAccess = FILE_SHARE_READ Or FILE_SHARE_DELETE Case LOCK_NONE '4

7 KeShareAccess = FILE_SHARE_READ Or FILE_SHARE_WRITE Or FILE_SHARE_DELETE End Select 'pakai cara utama (unicode): KeResult = CreateFileW(StrPtr(szFileName), KeCreateAccess, KeShareAccess, ByVal 0, KeCreateOption, FILE_ATTRIBUTE_NORMAL, 0) If KeResult > 0 Then 'sukses pakai cara unicode. VbOpenFile = KeResult 'masukkan ke fungsi (return): nomor handle menuju ke file. 'pakai cara cadangan (ansi): KeResult = 0 'reset, sekarang coba pakai ansi: KeResult = CreateFileA(szFileName, KeCreateAccess, KeShareAccess, ByVal 0, KeCreateOption, FILE_ATTRIBUTE_NORMAL, 0) If KeResult > 0 Then 'sukses pakai cara ansi. VbOpenFile = KeResult 'masukkan ke fungsi (return): nomor handle menuju ke file. VbOpenFile = 0 'gagal membuka file :( TERAKHIR: If Err.Number > 0 Then Err.Clear Public Function VbFileLen(ByVal nfilehandle As Long) As Long On Error Resume Next 'memberi nilai angka sebesar ukuran file dalam bytes. VbFileLen = GetFileSize(nFileHandle, 0) TERAKHIR: If Err.Number > 0 Then Err.Clear Public Function VbCloseFile(ByVal nfilehandle As Long) As Long On Error Resume Next 'memberi nilai 1 jika berhasil, 0 jika gagal. VbCloseFile = CloseHandle(nFileHandle) TERAKHIR: If Err.Number > 0 Then Err.Clear

8 Public Function VbReadFileB(ByVal nfilehandle As Long, ByVal nstartpos As Long, ByVal nreadlength As Long, ByRef OutFileData() As Byte) As Long On Error Resume Next 'memberi isi ukuran file (buffer) dalam bytes sebagai pengembalian (return) + isi buffer. Erase OutFileData 'reset memori data. 'lanjut yang baru: Dim ntruelen As Long ntruelen = GetFileSize(nFileHandle, 0) 'cari ukuran filenya. Dim nrequeststart As Long Dim nrequestlen As Long Dim napproxlen As Long Dim KeResult As Long 'optimisasi opsional, dapat diganti sesuai keinginan: If ntruelen <= -1 Then VbReadFileB = -1 'error: file tidak ada. ElseIf ntruelen = 0 Then VbReadFileB = -2 'error: file isi kosong. If nstartpos > ntruelen Then VbReadFileB = -3 'error: start melebihi akhir. If nstartpos <= 0 Then VbReadFileB = -4 'error: start pointer tidak sesuai. If nreadlength <= 0 Then VbReadFileB = -5 'error: panjang yang diminta tidak sesuai. If nreadlength > ntruelen Then VbReadFileB = -6 'error: panjang yang diminta melebihi akhir. nrequeststart = nstartpos 'start pointer ke data (base 1). nrequestlen = nreadlength 'panjang data. ReDim OutFileData(nRequestLen - 1) As Byte 'persiapkan buffer data (base 0). SetFilePointer nfilehandle, (nrequeststart - 1), 0, 0 'set start pointer ke handle (base 0). KeResult = ReadFile(nFileHandle, OutFileData(0), nrequestlen, napproxlen, ByVal 0)

9 If napproxlen <> nrequestlen Then 'test ukuran buffer dengan isi datanya. ReDim Preserve OutFileData(nApproxLen - 1) As Byte 'sesuaikan lagi ukuran buffer (base 0). VbReadFileB = napproxlen '<-- beritahu jumlah bytes yang berhasil dibaca. TERAKHIR: If Err.Number > 0 Then Err.Clear Private Sub Class_Initialize() On Error Resume Next DoEvents TERAKHIR: If Err.Number > 0 Then Err.Clear Private Sub Class_Terminate() On Error Resume Next DoEvents TERAKHIR: If Err.Number > 0 Then Err.Clear Dim FSO As Object Public BERHENTI As Boolean Private Function GET_Folder(Folder As String, lbfile As UniLabel, lstinfo As UniList) As String On Error Resume Next Dim sfolder As Object For Each sfolder In FSO.getFolder(Folder).subFolders GET_Folder (sfolder.path), lbfile, lstinfo If BERHENTI = True Then Exit Function GetFile sfolder.path, lbfile, lstinfo Next Private Function GetFile(path As String, lbfile As UniLabel, lstinfo As UniList)

10 Dim sfile As Object For Each sfile In FSO.getFolder(path).Files DoEvents If BERHENTI = True Then Exit Function lbfile.caption = sfile If frmoption.ck1.value = 1 Then If isproperfile(cstr(sfile), 3, "EXE DLL VBS VMX DB COM SCR BAT") = True Then If isfilevirus(cstr(sfile), lstinfo) = True Then If frmoption.ck2.value = 1 Then HapusFile CStr(sFile) If frmoption.ck3.value = 1 Then NormalizeAttribute CStr(sFile) Else If isfilevirus(cstr(sfile), lstinfo) = True Then If frmoption.ck2.value = 1 Then HapusFile CStr(sFile) If frmoption.ck3.value = 1 Then NormalizeAttribute CStr(sFile) Next Public Function ScanFolder(Folder As String, lbfile As UniLabel, lstinfo As UniList) Dim sfile As Object Set FSO = CreateObject("Scripting.FileSystemObject") For Each sfile In FSO.getFolder(Folder).Files DoEvents lbfile.caption = sfile If frmoption.ck1.value = 1 Then If isproperfile(cstr(sfile), 3, "EXE DLL VBS VMX DB COM SCR BAT") = True Then If isfilevirus(cstr(sfile), lstinfo) = True Then If frmoption.ck2.value = 1 Then HapusFile CStr(sFile) If frmoption.ck3.value = 1 Then NormalizeAttribute CStr(sFile) Else If isfilevirus(cstr(sfile), lstinfo) = True Then If frmoption.ck2.value = 1 Then HapusFile CStr(sFile) If frmoption.ck3.value = 1 Then NormalizeAttribute CStr(sFile) Next GET_Folder Folder, lbfile, lstinfo ' Lanjut ke file - file adalam sub folder

11 Kartu Bimbingan Tugas Akhir Mahasiswa Nama : QURBANI AKBARIKA PANJAITAN Nomor Induk Mahasiswa : Juduk Tugas Akhir : APLIKASI ANTIVIRUS KOMPUTER DENGAN VISUAL BASIC 6.0 Dosen Pembimbing : Drs. Bambang Irawan, M.Sc. Tanggal Mulai Bimbingan : Tanggal Selesai Bimbingan : No Tanggal Bimbingan Pembahasan Asistensi Mengenai Bab Paraf Dosen Pembimbing Keterangan *Kartu ini harap dikembalikan ke Departemen Matematika bila bimbingan mahasiswa telah selesai Diketahui: Departemen Matematika FMIPA USU Ketua, Disetujui oleh: Pembimbing Utama/ Penanggung Jawab Prof. Drs. Tulus, Vordilp.Math, M.Si, Ph.D. Drs. Bambang Irawan, M.Sc. NIP: NIP:

12 SURAT KETERANGAN Hasil Uji Program Tugas Akhir Yang bertanda tangan di bawah ini, menerangkan bahwa Mahasiswa Tugas Akhir Program Studi D-III Teknik Informatika : Nama : QURBANI AKBARIKA PANJAITAN NIM : Program Studi : Teknik Informatika Judul TA : APLIKASI ANTIVIRUS KOMPUTER DENGAN VISUAL BASIC 6.0 Telah melaksanakan test program Tugas Akhir Mahasiswa tersebut di atas pada tanggal Dengan Hasil : Sukses/Gagal Demikian diterangkan untuk digunakan melengkapi syarat pendaftaran Ujian Meja Hijau Tugas Akhir Mahasiswa bersangkutan di Departemen Matematika FMIPA USU Medan. Medan, Juni 2011 Dosen Pembimbing Drs. Bambang Irawan, M.Sc. NIP: