1'***************************************************************************
2'*                                  _   _ ____  _
3'*  Project                     ___| | | |  _ \| |
4'*                             / __| | | | |_) | |
5'*                            | (__| |_| |  _ <| |___
6'*                             \___|\___/|_| \_\_____|
7'*
8'* Copyright (C) 1998 - 2014, 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 https://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 = "0.3.9"
30
31Const myUrl = "http://hg.mozilla.org/releases/mozilla-release/raw-file/default/security/nss/lib/ckfw/builtins/certdata.txt"
32Const myOpenssl = "openssl.exe"
33
34Const myCdSavF = FALSE       ' Flag: save downloaded data to file certdata.txt
35Const myCaBakF = TRUE        ' Flag: backup existing ca-bundle certificate
36Const myAskLiF = TRUE        ' Flag: display certdata.txt license agreement
37Const myAskTiF = TRUE        ' Flag: ask to include certificate text info
38Const myWrapLe = 76          ' Default length of base64 output lines
39
40'******************* Nothing to configure below! *******************
41Dim objShell, objNetwork, objFSO, objHttp
42Dim myBase, mySelf, myFh, myTmpFh, myCdData, myCdFile, myCaFile, myTmpName, myBakNum, myOptTxt, i
43Set objNetwork = WScript.CreateObject("WScript.Network")
44Set objShell = WScript.CreateObject("WScript.Shell")
45Set objFSO = WScript.CreateObject("Scripting.FileSystemObject")
46Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest.5.1")
47If objHttp Is Nothing Then Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest")
48myBase = Left(WScript.ScriptFullName, InstrRev(WScript.ScriptFullName, "\"))
49mySelf = Left(WScript.ScriptName, InstrRev(WScript.ScriptName, ".") - 1) & " " & myVersion
50myCdFile = Mid(myUrl, InstrRev(myUrl, "/") + 1)
51myCaFile = "ca-bundle.crt"
52myTmpName = InputBox("Enter output filename:", mySelf, myCaFile)
53If Not (myTmpName = "") Then
54  myCaFile = myTmpName
55End If
56' Lets ignore SSL invalid cert errors
57objHttp.Option(4) = 256 + 512 + 4096 + 8192
58objHttp.SetTimeouts 0, 5000, 10000, 10000
59objHttp.Open "GET", myUrl, FALSE
60objHttp.setRequestHeader "User-Agent", WScript.ScriptName & "/" & myVersion
61objHttp.Send ""
62If Not (objHttp.Status = 200) Then
63  MsgBox("Failed to download '" & myCdFile & "': " & objHttp.Status & " - " & objHttp.StatusText), vbCritical, mySelf
64  WScript.Quit 1
65End If
66' Convert data from ResponseBody instead of using ResponseText because of UTF-8
67myCdData = ConvertBinaryData(objHttp.ResponseBody)
68Set objHttp = Nothing
69' Write received data to file if enabled
70If (myCdSavF = TRUE) Then
71  Set myFh = objFSO.OpenTextFile(myCdFile, 2, TRUE)
72  myFh.Write myCdData
73  myFh.Close
74End If
75' Backup exitsing ca-bundle certificate file
76If (myCaBakF = TRUE) Then
77  If objFSO.FileExists(myCaFile) Then
78    Dim myBakFile, b
79    b = 1
80    myBakFile = myCaFile & ".~" & b & "~"
81    While objFSO.FileExists(myBakFile)
82      b = b + 1
83      myBakFile = myCaFile & ".~" & b & "~"
84    Wend
85    Set myTmpFh = objFSO.GetFile(myCaFile)
86    myTmpFh.Move myBakFile
87  End If
88End If
89If (myAskTiF = TRUE) Then
90  If (6 = objShell.PopUp("Do you want to include text information about each certificate?" & vbLf & _
91          "(requires OpenSSL commandline in current directory or in search path)",, _
92          mySelf, vbQuestion + vbYesNo + vbDefaultButton2)) Then
93    myOptTxt = TRUE
94  Else
95    myOptTxt = FALSE
96  End If
97End If
98' Process the received data
99Dim myLines, myPattern, myInsideCert, myInsideLicense, myLicenseText, myNumCerts, myNumSkipped
100Dim myLabel, myOctets, myData, myPem, myRev, myUntrusted, j
101myNumSkipped = 0
102myNumCerts = 0
103myData = ""
104myLines = Split(myCdData, vbLf, -1)
105Set myFh = objFSO.OpenTextFile(myCaFile, 2, TRUE)
106myFh.Write "##" & vbLf
107myFh.Write "## " & myCaFile & " -- Bundle of CA Root Certificates" & vbLf
108myFh.Write "##" & vbLf
109myFh.Write "## Converted at: " & Now & vbLf
110myFh.Write "##" & vbLf
111myFh.Write "## This is a bundle of X.509 certificates of public Certificate Authorities" & vbLf
112myFh.Write "## (CA). These were automatically extracted from Mozilla's root certificates" & vbLf
113myFh.Write "## file (certdata.txt).  This file can be found in the mozilla source tree:" & vbLf
114myFh.Write "## '/mozilla/source/security/nss/lib/ckfw/builtins/certdata.txt'" & vbLf
115myFh.Write "##" & vbLf
116myFh.Write "## It contains the certificates in PEM format and therefore" & vbLf
117myFh.Write "## can be directly used with curl / libcurl / php_curl, or with" & vbLf
118myFh.Write "## an Apache+mod_ssl webserver for SSL client authentication." & vbLf
119myFh.Write "## Just configure this file as the SSLCACertificateFile." & vbLf
120myFh.Write "##" & vbLf
121myFh.Write vbLf
122For i = 0 To UBound(myLines)
123  If InstrRev(myLines(i), "CKA_LABEL ") Then
124    myPattern = "^CKA_LABEL\s+[A-Z0-9]+\s+""(.+?)"""
125    myLabel = RegExprFirst(myPattern, myLines(i))
126  End If
127  If (myInsideCert = TRUE) Then
128    If InstrRev(myLines(i), "END") Then
129      myInsideCert = FALSE
130      While (i < UBound(myLines)) And Not (myLines(i) = "#")
131        i = i + 1
132        If InstrRev(myLines(i), "CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NSS_TRUSTED_DELEGATOR") Then
133          myUntrusted = FALSE
134        End If
135      Wend
136      If (myUntrusted = TRUE) Then
137        myNumSkipped = myNumSkipped + 1
138      Else
139        myFh.Write myLabel & vbLf
140        myFh.Write String(Len(myLabel), "=") & vbLf
141        myPem = "-----BEGIN CERTIFICATE-----" & vbLf & _
142                Base64Encode(myData) & vbLf & _
143                "-----END CERTIFICATE-----" & vbLf
144        If (myOptTxt = FALSE) Then
145          myFh.Write myPem & vbLf
146        Else
147          Dim myCmd, myRval, myTmpIn, myTmpOut
148          myTmpIn = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
149          myTmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
150          Set myTmpFh = objFSO.OpenTextFile(myTmpIn, 2, TRUE)
151          myTmpFh.Write myPem
152          myTmpFh.Close
153          myCmd = myOpenssl & " x509 -md5 -fingerprint -text -inform PEM" & _
154                  " -in " & myTmpIn & " -out " & myTmpOut
155          myRval = objShell.Run (myCmd, 0, TRUE)
156          objFSO.DeleteFile myTmpIn, TRUE
157          If Not (myRval = 0) Then
158            MsgBox("Failed to process PEM cert with OpenSSL commandline!"), vbCritical, mySelf
159            objFSO.DeleteFile myTmpOut, TRUE
160            WScript.Quit 3
161          End If
162          Set myTmpFh = objFSO.OpenTextFile(myTmpOut, 1)
163          myFh.Write myTmpFh.ReadAll & vbLf
164          myTmpFh.Close
165          objFSO.DeleteFile myTmpOut, TRUE
166        End If
167        myNumCerts = myNumCerts + 1
168      End If
169    Else
170      myOctets = Split(myLines(i), "\")
171      For j = 1 To UBound(myOctets)
172        myData = myData & Chr(CByte("&o" & myOctets(j)))
173      Next
174    End If
175  End If
176  If InstrRev(myLines(i), "CVS_ID ") Then
177    myPattern = "^CVS_ID\s+""(.+?)"""
178    myRev = RegExprFirst(myPattern, myLines(i))
179    myFh.Write "# " & myRev & vbLf & vbLf
180  End If
181  If InstrRev(myLines(i), "CKA_VALUE MULTILINE_OCTAL") Then
182    myInsideCert = TRUE
183    myUntrusted = TRUE
184    myData = ""
185  End If
186  If InstrRev(myLines(i), "***** BEGIN LICENSE BLOCK *****") Then
187    myInsideLicense = TRUE
188  End If
189  If (myInsideLicense = TRUE) Then
190    myFh.Write myLines(i) & vbLf
191    myLicenseText = myLicenseText & Mid(myLines(i), 2) & vbLf
192  End If
193  If InstrRev(myLines(i), "***** END LICENSE BLOCK *****") Then
194    myInsideLicense = FALSE
195    If (myAskLiF = TRUE) Then
196      If Not (6 = objShell.PopUp(myLicenseText & vbLf & _
197              "Do you agree to the license shown above (required to proceed) ?",, _
198              mySelf, vbQuestion + vbYesNo + vbDefaultButton1)) Then
199        myFh.Close
200        objFSO.DeleteFile myCaFile, TRUE
201        WScript.Quit 2
202      End If
203    End If
204  End If
205Next
206myFh.Close
207objShell.PopUp "Done (" & myNumCerts & " CA certs processed, " & myNumSkipped & _
208               " untrusted skipped).", 20, mySelf, vbInformation
209WScript.Quit 0
210
211Function ConvertBinaryData(arrBytes)
212  Dim objStream
213  Set objStream = CreateObject("ADODB.Stream")
214  objStream.Open
215  objStream.Type = 1
216  objStream.Write arrBytes
217  objStream.Position = 0
218  objStream.Type = 2
219  objStream.Charset = "ascii"
220  ConvertBinaryData = objStream.ReadText
221  Set objStream = Nothing
222End Function
223
224Function RegExprFirst(SearchPattern, TheString)
225  Dim objRegExp, Matches                        ' create variables.
226  Set objRegExp = New RegExp                    ' create a regular expression.
227  objRegExp.Pattern = SearchPattern             ' sets the search pattern.
228  objRegExp.IgnoreCase = TRUE                   ' set to ignores case.
229  objRegExp.Global = TRUE                       ' set to gloabal search.
230  Set Matches = objRegExp.Execute(TheString)    ' do the search.
231  If (Matches.Count) Then
232    RegExprFirst = Matches(0).SubMatches(0)     ' return first match.
233  Else
234    RegExprFirst = ""
235  End If
236  Set objRegExp = Nothing
237End Function
238
239Function Base64Encode(inData)
240  Const Base64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
241  Dim cOut, sOut, lWrap, I
242  lWrap = Int(myWrapLe * 3 / 4)
243
244  'For each group of 3 bytes
245  For I = 1 To Len(inData) Step 3
246    Dim nGroup, pOut, sGroup
247
248    'Create one long from this 3 bytes.
249    nGroup = &H10000 * Asc(Mid(inData, I, 1)) + _
250             &H100 * MyASC(Mid(inData, I + 1, 1)) + _
251             MyASC(Mid(inData, I + 2, 1))
252
253    'Oct splits the long To 8 groups with 3 bits
254    nGroup = Oct(nGroup)
255
256    'Add leading zeros
257    nGroup = String(8 - Len(nGroup), "0") & nGroup
258
259    'Convert To base64
260    pOut = Mid(Base64, CLng("&o" & Mid(nGroup, 1, 2)) + 1, 1) & _
261           Mid(Base64, CLng("&o" & Mid(nGroup, 3, 2)) + 1, 1) & _
262           Mid(Base64, CLng("&o" & Mid(nGroup, 5, 2)) + 1, 1) & _
263           Mid(Base64, CLng("&o" & Mid(nGroup, 7, 2)) + 1, 1)
264
265    'Add the part To OutPut string
266    sOut = sOut + pOut
267
268    'Add a new line For Each myWrapLe chars In dest
269    If (I < Len(inData) - 2) Then
270      If (I + 2) Mod lWrap = 0 Then sOut = sOut & vbLf
271    End If
272  Next
273  Select Case Len(inData) Mod 3
274    Case 1: '8 bit final
275      sOut = Left(sOut, Len(sOut) - 2) & "=="
276    Case 2: '16 bit final
277      sOut = Left(sOut, Len(sOut) - 1) & "="
278  End Select
279  Base64Encode = sOut
280End Function
281
282Function MyASC(OneChar)
283  If OneChar = "" Then MyASC = 0 Else MyASC = Asc(OneChar)
284End Function
285
286
287