1'***************************************************************************
2'*                                  _   _ ____  _
3'*  Project                     ___| | | |  _ \| |
4'*                             / __| | | | |_) | |
5'*                            | (__| |_| |  _ <| |___
6'*                             \___|\___/|_| \_\_____|
7'*
8'* Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
9'*
10'* This software is licensed as described in the file COPYING, which
11'* you should have received as part of this distribution. The terms
12'* are also available at http://curl.haxx.se/docs/copyright.html.
13'*
14'* You may opt to use, copy, modify, merge, publish, distribute and/or sell
15'* copies of the Software, and permit persons to whom the Software is
16'* furnished to do so, under the terms of the COPYING file.
17'*
18'* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19'* KIND, either express or implied.
20'*
21'***************************************************************************
22'* Script to fetch certdata.txt from Mozilla.org site and create a
23'* ca-bundle.crt for use with OpenSSL / libcurl / libcurl bindings
24'* Requires WinHttp.WinHttpRequest.5.1 and ADODB.Stream which are part of
25'* W2000 SP3 or later, WXP SP1 or later, W2003 Server SP1 or later.
26'* Hacked by Guenter Knauf
27'***************************************************************************
28Option Explicit
29Const myVersion = "0.3.8"
30
31Const myUrl = "http://mxr.mozilla.org/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt?raw=1"
32
33Const myOpenssl = "openssl.exe"
34
35Const myCdSavF = FALSE       ' Flag: save downloaded data to file certdata.txt
36Const myCaBakF = TRUE        ' Flag: backup existing ca-bundle certificate
37Const myAskLiF = TRUE        ' Flag: display certdata.txt license agreement
38Const myAskTiF = TRUE        ' Flag: ask to include certificate text info
39Const myWrapLe = 76          ' Default length of base64 output lines
40
41'******************* Nothing to configure below! *******************
42Dim objShell, objNetwork, objFSO, objHttp
43Dim myBase, mySelf, myFh, myTmpFh, myCdData, myCdFile, myCaFile, myTmpName, myBakNum, myOptTxt, i
44Set objNetwork = WScript.CreateObject("WScript.Network")
45Set objShell = WScript.CreateObject("WScript.Shell")
46Set objFSO = WScript.CreateObject("Scripting.FileSystemObject")
47Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest.5.1")
48If objHttp Is Nothing Then Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest")
49myBase = Left(WScript.ScriptFullName, InstrRev(WScript.ScriptFullName, "\"))
50mySelf = Left(WScript.ScriptName, InstrRev(WScript.ScriptName, ".") - 1) & " " & myVersion
51myCdFile = Mid(myUrl, InstrRev(myUrl, "/") + 1, InstrRev(myUrl, "?") - InstrRev(myUrl, "/") - 1)
52myCaFile = "ca-bundle.crt"
53myTmpName = InputBox("Enter output filename:", mySelf, myCaFile)
54If Not (myTmpName = "") Then
55  myCaFile = myTmpName
56End If
57' Lets ignore SSL invalid cert errors
58objHttp.Option(4) = 256 + 512 + 4096 + 8192
59objHttp.SetTimeouts 0, 5000, 10000, 10000
60objHttp.Open "GET", myUrl, FALSE
61objHttp.setRequestHeader "User-Agent", WScript.ScriptName & "/" & myVersion
62objHttp.Send ""
63If Not (objHttp.statusText = "OK") Then
64  MsgBox("Failed to download '" & myCdFile & "': " & objHttp.statusText), vbCritical, mySelf
65  WScript.Quit 1
66End If
67' Convert data from ResponseBody instead of using ResponseText because of UTF-8
68myCdData = ConvertBinaryData(objHttp.ResponseBody)
69Set objHttp = Nothing
70' Write received data to file if enabled
71If (myCdSavF = TRUE) Then
72  Set myFh = objFSO.OpenTextFile(myCdFile, 2, TRUE)
73  myFh.Write myCdData
74  myFh.Close
75End If
76' Backup exitsing ca-bundle certificate file
77If (myCaBakF = TRUE) Then
78  If objFSO.FileExists(myCaFile) Then
79    Dim myBakFile, b
80    b = 1
81    myBakFile = myCaFile & ".~" & b & "~"
82    While objFSO.FileExists(myBakFile)
83      b = b + 1
84      myBakFile = myCaFile & ".~" & b & "~"
85    Wend
86    Set myTmpFh = objFSO.GetFile(myCaFile)
87    myTmpFh.Move myBakFile
88  End If
89End If
90If (myAskTiF = TRUE) Then
91  If (6 = objShell.PopUp("Do you want to include text information about each certificate?" & vbLf & _
92          "(requires OpenSSL commandline in current directory or in search path)",, _
93          mySelf, vbQuestion + vbYesNo + vbDefaultButton2)) Then
94    myOptTxt = TRUE
95  Else
96    myOptTxt = FALSE
97  End If
98End If
99' Process the received data
100Dim myLines, myPattern, myInsideCert, myInsideLicense, myLicenseText, myNumCerts, myNumSkipped
101Dim myLabel, myOctets, myData, myPem, myRev, myUntrusted, j
102myNumSkipped = 0
103myNumCerts = 0
104myData = ""
105myLines = Split(myCdData, vbLf, -1)
106Set myFh = objFSO.OpenTextFile(myCaFile, 2, TRUE)
107myFh.Write "##" & vbLf
108myFh.Write "## " & myCaFile & " -- Bundle of CA Root Certificates" & vbLf
109myFh.Write "##" & vbLf
110myFh.Write "## Converted at: " & Now & vbLf
111myFh.Write "##" & vbLf
112myFh.Write "## This is a bundle of X.509 certificates of public Certificate Authorities" & vbLf
113myFh.Write "## (CA). These were automatically extracted from Mozilla's root certificates" & vbLf
114myFh.Write "## file (certdata.txt).  This file can be found in the mozilla source tree:" & vbLf
115myFh.Write "## '/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt'" & vbLf
116myFh.Write "##" & vbLf
117myFh.Write "## It contains the certificates in PEM format and therefore" & vbLf
118myFh.Write "## can be directly used with curl / libcurl / php_curl, or with" & vbLf
119myFh.Write "## an Apache+mod_ssl webserver for SSL client authentication." & vbLf
120myFh.Write "## Just configure this file as the SSLCACertificateFile." & vbLf
121myFh.Write "##" & vbLf
122myFh.Write vbLf
123For i = 0 To UBound(myLines)
124  If InstrRev(myLines(i), "CKA_LABEL ") Then
125    myPattern = "^CKA_LABEL\s+[A-Z0-9]+\s+""(.+?)"""
126    myLabel = RegExprFirst(myPattern, myLines(i))
127  End If
128  If (myInsideCert = TRUE) Then
129    If InstrRev(myLines(i), "END") Then
130      myInsideCert = FALSE
131      While (i < UBound(myLines)) And Not (myLines(i) = "#")
132        i = i + 1
133        If InstrRev(myLines(i), "CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NSS_TRUSTED_DELEGATOR") Then
134          myUntrusted = FALSE
135        End If
136      Wend
137      If (myUntrusted = TRUE) Then
138        myNumSkipped = myNumSkipped + 1
139      Else
140        myFh.Write myLabel & vbLf
141        myFh.Write String(Len(myLabel), "=") & vbLf
142        myPem = "-----BEGIN CERTIFICATE-----" & vbLf & _
143                Base64Encode(myData) & vbLf & _
144                "-----END CERTIFICATE-----" & vbLf
145        If (myOptTxt = FALSE) Then
146          myFh.Write myPem & vbLf
147        Else
148          Dim myCmd, myRval, myTmpIn, myTmpOut
149          myTmpIn = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
150          myTmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
151          Set myTmpFh = objFSO.OpenTextFile(myTmpIn, 2, TRUE)
152          myTmpFh.Write myPem
153          myTmpFh.Close
154          myCmd = myOpenssl & " x509 -md5 -fingerprint -text -inform PEM" & _
155                  " -in " & myTmpIn & " -out " & myTmpOut
156          myRval = objShell.Run (myCmd, 0, TRUE)
157          objFSO.DeleteFile myTmpIn, TRUE
158          If Not (myRval = 0) Then
159            MsgBox("Failed to process PEM cert with OpenSSL commandline!"), vbCritical, mySelf
160            objFSO.DeleteFile myTmpOut, TRUE
161            WScript.Quit 3
162          End If
163          Set myTmpFh = objFSO.OpenTextFile(myTmpOut, 1)
164          myFh.Write myTmpFh.ReadAll & vbLf
165          myTmpFh.Close
166          objFSO.DeleteFile myTmpOut, TRUE
167        End If
168        myNumCerts = myNumCerts + 1
169      End If
170    Else
171      myOctets = Split(myLines(i), "\")
172      For j = 1 To UBound(myOctets)
173        myData = myData & Chr(CByte("&o" & myOctets(j)))
174      Next
175    End If
176  End If
177  If InstrRev(myLines(i), "CVS_ID ") Then
178    myPattern = "^CVS_ID\s+""(.+?)"""
179    myRev = RegExprFirst(myPattern, myLines(i))
180    myFh.Write "# " & myRev & vbLf & vbLf
181  End If
182  If InstrRev(myLines(i), "CKA_VALUE MULTILINE_OCTAL") Then
183    myInsideCert = TRUE
184    myUntrusted = TRUE
185    myData = ""
186  End If
187  If InstrRev(myLines(i), "***** BEGIN LICENSE BLOCK *****") Then
188    myInsideLicense = TRUE
189  End If
190  If (myInsideLicense = TRUE) Then
191    myFh.Write myLines(i) & vbLf
192    myLicenseText = myLicenseText & Mid(myLines(i), 2) & vbLf
193  End If
194  If InstrRev(myLines(i), "***** END LICENSE BLOCK *****") Then
195    myInsideLicense = FALSE
196    If (myAskLiF = TRUE) Then
197      If Not (6 = objShell.PopUp(myLicenseText & vbLf & _
198              "Do you agree to the license shown above (required to proceed) ?",, _
199              mySelf, vbQuestion + vbYesNo + vbDefaultButton1)) Then
200        myFh.Close
201        objFSO.DeleteFile myCaFile, TRUE
202        WScript.Quit 2
203      End If
204    End If
205  End If
206Next
207myFh.Close
208objShell.PopUp "Done (" & myNumCerts & " CA certs processed, " & myNumSkipped & _
209               " untrusted skipped).", 20, mySelf, vbInformation
210WScript.Quit 0
211
212Function ConvertBinaryData(arrBytes)
213  Dim objStream
214  Set objStream = CreateObject("ADODB.Stream")
215  objStream.Open
216  objStream.Type = 1
217  objStream.Write arrBytes
218  objStream.Position = 0
219  objStream.Type = 2
220  objStream.Charset = "ascii"
221  ConvertBinaryData = objStream.ReadText
222  Set objStream = Nothing
223End Function
224
225Function RegExprFirst(SearchPattern, TheString)
226  Dim objRegExp, Matches                        ' create variables.
227  Set objRegExp = New RegExp                    ' create a regular expression.
228  objRegExp.Pattern = SearchPattern             ' sets the search pattern.
229  objRegExp.IgnoreCase = TRUE                   ' set to ignores case.
230  objRegExp.Global = TRUE                       ' set to gloabal search.
231  Set Matches = objRegExp.Execute(TheString)    ' do the search.
232  If (Matches.Count) Then
233    RegExprFirst = Matches(0).SubMatches(0)     ' return first match.
234  Else
235    RegExprFirst = ""
236  End If
237  Set objRegExp = Nothing
238End Function
239
240Function Base64Encode(inData)
241  Const Base64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
242  Dim cOut, sOut, lWrap, I
243  lWrap = Int(myWrapLe * 3 / 4)
244
245  'For each group of 3 bytes
246  For I = 1 To Len(inData) Step 3
247    Dim nGroup, pOut, sGroup
248
249    'Create one long from this 3 bytes.
250    nGroup = &H10000 * Asc(Mid(inData, I, 1)) + _
251             &H100 * MyASC(Mid(inData, I + 1, 1)) + _
252             MyASC(Mid(inData, I + 2, 1))
253
254    'Oct splits the long To 8 groups with 3 bits
255    nGroup = Oct(nGroup)
256
257    'Add leading zeros
258    nGroup = String(8 - Len(nGroup), "0") & nGroup
259
260    'Convert To base64
261    pOut = Mid(Base64, CLng("&o" & Mid(nGroup, 1, 2)) + 1, 1) & _
262           Mid(Base64, CLng("&o" & Mid(nGroup, 3, 2)) + 1, 1) & _
263           Mid(Base64, CLng("&o" & Mid(nGroup, 5, 2)) + 1, 1) & _
264           Mid(Base64, CLng("&o" & Mid(nGroup, 7, 2)) + 1, 1)
265
266    'Add the part To OutPut string
267    sOut = sOut + pOut
268
269    'Add a new line For Each myWrapLe chars In dest
270    If (I < Len(inData) - 2) Then
271      If (I + 2) Mod lWrap = 0 Then sOut = sOut & vbLf
272    End If
273  Next
274  Select Case Len(inData) Mod 3
275    Case 1: '8 bit final
276      sOut = Left(sOut, Len(sOut) - 2) & "=="
277    Case 2: '16 bit final
278      sOut = Left(sOut, Len(sOut) - 1) & "="
279  End Select
280  Base64Encode = sOut
281End Function
282
283Function MyASC(OneChar)
284  If OneChar = "" Then MyASC = 0 Else MyASC = Asc(OneChar)
285End Function
286
287
288