1 '***************************************************************************
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3 '* Project ___| | | | _ \| |
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4 '* / __| | | | |_) | |
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5 '* | (__| |_| | _ <| |___
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6 '* \___|\___/|_| \_\_____|
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8 '* Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
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10 '* This software is licensed as described in the file COPYING, which
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11 '* you should have received as part of this distribution. The terms
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12 '* are also available at https://curl.haxx.se/docs/copyright.html.
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14 '* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 '* copies of the Software, and permit persons to whom the Software is
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16 '* furnished to do so, under the terms of the COPYING file.
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18 '* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 '* KIND, either express or implied.
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21 '***************************************************************************
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22 '* Script to fetch certdata.txt from Mozilla.org site and create a
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23 '* ca-bundle.crt for use with OpenSSL / libcurl / libcurl bindings
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24 '* Requires WinHttp.WinHttpRequest.5.1 and ADODB.Stream which are part of
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25 '* W2000 SP3 or later, WXP SP1 or later, W2003 Server SP1 or later.
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26 '* Hacked by Guenter Knauf
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27 '***************************************************************************
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29 Const myVersion = "0.4.0"
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31 Const myUrl = "https://hg.mozilla.org/releases/mozilla-release/raw-file/default/security/nss/lib/ckfw/builtins/certdata.txt"
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33 Const myOpenSSL = "openssl.exe"
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35 myUseOpenSSL = TRUE ' Flag: TRUE to use OpenSSL. If TRUE and is not
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36 ' found then a warning is shown before continuing.
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38 Const myCdSavF = TRUE ' Flag: save downloaded data to file certdata.txt
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39 Const myCaBakF = TRUE ' Flag: backup existing ca-bundle certificate
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40 Const myAskLiF = TRUE ' Flag: display certdata.txt license agreement
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41 Const myWrapLe = 76 ' Default length of base64 output lines
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43 ' cert info code doesn't work properly with any recent openssl, leave disabled.
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44 ' Also: we want our certificate output by default to be as similar as possible
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45 ' to mk-ca-bundle.pl and setting this TRUE changes the base64 width to
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46 ' OpenSSL's built-in default width, which is not the same as mk-ca-bundle.pl.
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47 Const myAskTiF = FALSE ' Flag: ask to include certificate text info
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50 '******************* Nothing to configure below! *******************
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52 Const adTypeBinary = 1
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53 Const adTypeText = 2
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54 Const adSaveCreateNotExist = 1
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55 Const adSaveCreateOverWrite = 2
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56 Dim objShell, objNetwork, objFSO, objHttp
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57 Dim myBase, mySelf, myStream, myTmpFh, myCdData, myCdFile
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58 Dim myCaFile, myTmpName, myBakNum, myOptTxt, i
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59 Set objNetwork = WScript.CreateObject("WScript.Network")
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60 Set objShell = WScript.CreateObject("WScript.Shell")
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61 Set objFSO = WScript.CreateObject("Scripting.FileSystemObject")
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62 Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest.5.1")
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63 If objHttp Is Nothing Then Set objHttp = WScript.CreateObject("WinHttp.WinHttpRequest")
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64 myBase = Left(WScript.ScriptFullName, InstrRev(WScript.ScriptFullName, "\"))
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65 mySelf = Left(WScript.ScriptName, InstrRev(WScript.ScriptName, ".") - 1) & " " & myVersion
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67 myCdFile = Mid(myUrl, InstrRev(myUrl, "/") + 1)
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68 myCaFile = "ca-bundle.crt"
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69 myTmpName = InputBox("It will take a minute to download and parse the " & _
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70 "certificate data." & _
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72 "Please enter the output filename:", mySelf, myCaFile)
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73 If (myTmpName = "") Then
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76 myCaFile = myTmpName
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77 If (myCdFile = "") Then
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78 MsgBox("URL does not contain filename!"), vbCritical, mySelf
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82 ' Don't use OpenSSL if it's not present.
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83 If (myUseOpenSSL = TRUE) Then
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86 On Error Resume Next
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87 Call objShell.Run("""" & myOpenSSL & """ version", 0, TRUE)
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91 If Not (errnum = 0) Then
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92 myUseOpenSSL = FALSE
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93 MsgBox("OpenSSL was not found so the certificate bundle will not " & _
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94 "include the SHA256 hash of the raw certificate data file " & _
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95 "that was used to generate the certificates in the bundle. " & _
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97 "This does not have any effect on the certificate output, " & _
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98 "so this script will continue." & _
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100 "If you want to set a custom location for OpenSSL or disable " & _
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101 "this message then edit the variables at the start of the " & _
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102 "script."), vbInformation, mySelf
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106 If (myAskTiF = TRUE) And (myUseOpenSSL = TRUE) Then
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107 If (6 = objShell.PopUp("Do you want to include text information about " & _
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108 "each certificate?" & vbLf & _
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109 "(Requires OpenSSL.exe in the current directory " & _
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110 "or search path)",, _
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111 mySelf, vbQuestion + vbYesNo + vbDefaultButton2)) Then
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118 ' Uncomment the line below to ignore SSL invalid cert errors
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119 ' objHttp.Option(4) = 256 + 512 + 4096 + 8192
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120 objHttp.SetTimeouts 0, 5000, 10000, 10000
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121 objHttp.Open "GET", myUrl, FALSE
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122 objHttp.setRequestHeader "User-Agent", WScript.ScriptName & "/" & myVersion
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124 If Not (objHttp.Status = 200) Then
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125 MsgBox("Failed to download '" & myCdFile & "': " & objHttp.Status & " - " & objHttp.StatusText), vbCritical, mySelf
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128 ' Write received data to file if enabled
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129 If (myCdSavF = TRUE) Then
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130 Call SaveBinaryData(myCdFile, objHttp.ResponseBody)
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132 ' Convert data from ResponseBody instead of using ResponseText because of UTF-8
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133 myCdData = ConvertBinaryToUTF8(objHttp.ResponseBody)
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134 Set objHttp = Nothing
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135 ' Backup exitsing ca-bundle certificate file
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136 If (myCaBakF = TRUE) Then
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137 If objFSO.FileExists(myCaFile) Then
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140 myBakFile = myCaFile & ".~" & b & "~"
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141 While objFSO.FileExists(myBakFile)
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143 myBakFile = myCaFile & ".~" & b & "~"
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145 Set myTmpFh = objFSO.GetFile(myCaFile)
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146 myTmpFh.Move myBakFile
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150 ' Process the received data
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151 Dim myLines, myPattern, myInsideCert, myInsideLicense, myLicenseText, myNumCerts, myNumSkipped
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152 Dim myLabel, myOctets, myData, myPem, myRev, myUntrusted, j
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156 myLines = Split(myCdData, vbLf, -1)
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157 Set myStream = CreateObject("ADODB.Stream")
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159 myStream.Type = adTypeText
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160 myStream.Charset = "utf-8"
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161 myStream.WriteText "##" & vbLf & _
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162 "## Bundle of CA Root Certificates" & vbLf & _
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164 "## Certificate data from Mozilla as of: " & _
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165 ConvertDateToString(LocalDateToUTC(Now)) & " GMT" & vbLf & _
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167 "## This is a bundle of X.509 certificates of public Certificate Authorities" & vbLf & _
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168 "## (CA). These were automatically extracted from Mozilla's root certificates" & vbLf & _
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169 "## file (certdata.txt). This file can be found in the mozilla source tree:" & vbLf & _
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170 "## " & myUrl & vbLf & _
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172 "## It contains the certificates in PEM format and therefore" & vbLf & _
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173 "## can be directly used with curl / libcurl / php_curl, or with" & vbLf & _
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174 "## an Apache+mod_ssl webserver for SSL client authentication." & vbLf & _
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175 "## Just configure this file as the SSLCACertificateFile." & vbLf & _
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177 "## Conversion done with mk-ca-bundle.vbs version " & myVersion & "." & vbLf
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178 If (myCdSavF = TRUE) And (myUseOpenSSL = TRUE) Then
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179 myStream.WriteText "## SHA256: " & FileSHA256(myCdFile) & vbLf
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181 myStream.WriteText "##" & vbLf & vbLf
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183 myStream.WriteText vbLf
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184 For i = 0 To UBound(myLines)
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185 If InstrRev(myLines(i), "CKA_LABEL ") Then
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186 myPattern = "^CKA_LABEL\s+[A-Z0-9]+\s+""(.+?)"""
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187 myLabel = RegExprFirst(myPattern, myLines(i))
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189 If (myInsideCert = TRUE) Then
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190 If InstrRev(myLines(i), "END") Then
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191 myInsideCert = FALSE
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192 While (i < UBound(myLines)) And Not (myLines(i) = "#")
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194 If InstrRev(myLines(i), "CKA_TRUST_SERVER_AUTH CK_TRUST CKT_NSS_TRUSTED_DELEGATOR") Then
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195 myUntrusted = FALSE
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198 If (myUntrusted = TRUE) Then
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199 myNumSkipped = myNumSkipped + 1
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201 myStream.WriteText myLabel & vbLf
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202 myStream.WriteText String(Len(myLabel), "=") & vbLf
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203 myPem = "-----BEGIN CERTIFICATE-----" & vbLf & _
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204 Base64Encode(myData) & vbLf & _
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205 "-----END CERTIFICATE-----" & vbLf
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206 If (myOptTxt = FALSE) Then
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207 myStream.WriteText myPem & vbLf
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209 Dim myCmd, myRval, myTmpIn, myTmpOut
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210 myTmpIn = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
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211 myTmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
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212 Set myTmpFh = objFSO.OpenTextFile(myTmpIn, 2, TRUE)
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213 myTmpFh.Write myPem
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215 myCmd = """" & myOpenSSL & """ x509 -md5 -fingerprint -text " & _
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216 "-inform PEM -in " & myTmpIn & " -out " & myTmpOut
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217 myRval = objShell.Run (myCmd, 0, TRUE)
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218 objFSO.DeleteFile myTmpIn, TRUE
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219 If Not (myRval = 0) Then
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220 MsgBox("Failed to process PEM cert with OpenSSL commandline!"), vbCritical, mySelf
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221 objFSO.DeleteFile myTmpOut, TRUE
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224 Set myTmpFh = objFSO.OpenTextFile(myTmpOut, 1)
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225 myStream.WriteText myTmpFh.ReadAll & vbLf
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227 objFSO.DeleteFile myTmpOut, TRUE
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229 myNumCerts = myNumCerts + 1
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232 myOctets = Split(myLines(i), "\")
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233 For j = 1 To UBound(myOctets)
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234 myData = myData & Chr(CByte("&o" & myOctets(j)))
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238 If InstrRev(myLines(i), "CVS_ID ") Then
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239 myPattern = "^CVS_ID\s+""(.+?)"""
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240 myRev = RegExprFirst(myPattern, myLines(i))
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241 myStream.WriteText "# " & myRev & vbLf & vbLf
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243 If InstrRev(myLines(i), "CKA_VALUE MULTILINE_OCTAL") Then
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244 myInsideCert = TRUE
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248 If InstrRev(myLines(i), "***** BEGIN LICENSE BLOCK *****") Then
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249 myInsideLicense = TRUE
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251 If (myInsideLicense = TRUE) Then
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252 myStream.WriteText myLines(i) & vbLf
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253 myLicenseText = myLicenseText & Mid(myLines(i), 2) & vbLf
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255 If InstrRev(myLines(i), "***** END LICENSE BLOCK *****") Then
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256 myInsideLicense = FALSE
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257 If (myAskLiF = TRUE) Then
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258 If Not (6 = objShell.PopUp(myLicenseText & vbLf & _
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259 "Do you agree to the license shown above (required to proceed) ?",, _
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260 mySelf, vbQuestion + vbYesNo + vbDefaultButton1)) Then
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262 objFSO.DeleteFile myCaFile, TRUE
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269 ' To stop the UTF-8 BOM from being written the stream has to be copied and
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270 ' then saved as binary.
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272 Set myCopy = CreateObject("ADODB.Stream")
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273 myCopy.Type = adTypeBinary
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275 myStream.Position = 3 ' Skip UTF-8 BOM
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276 myStream.CopyTo myCopy
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277 myCopy.SaveToFile myCaFile, adSaveCreateOverWrite
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280 Set myCopy = Nothing
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281 Set myStream = Nothing
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284 objShell.PopUp "Done (" & myNumCerts & " CA certs processed, " & myNumSkipped & _
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285 " untrusted skipped).", 20, mySelf, vbInformation
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288 Function ConvertBinaryToUTF8(arrBytes)
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290 Set objStream = CreateObject("ADODB.Stream")
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292 objStream.Type = adTypeBinary
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293 objStream.Write arrBytes
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294 objStream.Position = 0
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295 objStream.Type = adTypeText
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296 objStream.Charset = "utf-8"
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297 ConvertBinaryToUTF8 = objStream.ReadText
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298 Set objStream = Nothing
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301 Function SaveBinaryData(filename, data)
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303 Set objStream = CreateObject("ADODB.Stream")
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304 objStream.Type = adTypeBinary
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306 objStream.Write data
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307 objStream.SaveToFile filename, adSaveCreateOverWrite
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309 Set objStream = Nothing
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312 Function RegExprFirst(SearchPattern, TheString)
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313 Dim objRegExp, Matches ' create variables.
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314 Set objRegExp = New RegExp ' create a regular expression.
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315 objRegExp.Pattern = SearchPattern ' sets the search pattern.
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316 objRegExp.IgnoreCase = TRUE ' set to ignores case.
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317 objRegExp.Global = TRUE ' set to global search.
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318 Set Matches = objRegExp.Execute(TheString) ' do the search.
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319 If (Matches.Count) Then
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320 RegExprFirst = Matches(0).SubMatches(0) ' return first match.
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324 Set objRegExp = Nothing
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327 Function Base64Encode(inData)
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328 Const Base64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
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329 Dim cOut, sOut, lWrap, I
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330 lWrap = Int(myWrapLe * 3 / 4)
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332 'For each group of 3 bytes
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333 For I = 1 To Len(inData) Step 3
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334 Dim nGroup, pOut, sGroup
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336 'Create one long from this 3 bytes.
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337 nGroup = &H10000 * Asc(Mid(inData, I, 1)) + _
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338 &H100 * MyASC(Mid(inData, I + 1, 1)) + _
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339 MyASC(Mid(inData, I + 2, 1))
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341 'Oct splits the long To 8 groups with 3 bits
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342 nGroup = Oct(nGroup)
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345 nGroup = String(8 - Len(nGroup), "0") & nGroup
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348 pOut = Mid(Base64, CLng("&o" & Mid(nGroup, 1, 2)) + 1, 1) & _
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349 Mid(Base64, CLng("&o" & Mid(nGroup, 3, 2)) + 1, 1) & _
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350 Mid(Base64, CLng("&o" & Mid(nGroup, 5, 2)) + 1, 1) & _
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351 Mid(Base64, CLng("&o" & Mid(nGroup, 7, 2)) + 1, 1)
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353 'Add the part To OutPut string
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356 'Add a new line For Each myWrapLe chars In dest
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357 If (I < Len(inData) - 2) Then
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358 If (I + 2) Mod lWrap = 0 Then sOut = sOut & vbLf
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361 Select Case Len(inData) Mod 3
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362 Case 1: '8 bit final
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363 sOut = Left(sOut, Len(sOut) - 2) & "=="
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364 Case 2: '16 bit final
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365 sOut = Left(sOut, Len(sOut) - 1) & "="
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367 Base64Encode = sOut
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370 Function MyASC(OneChar)
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371 If OneChar = "" Then MyASC = 0 Else MyASC = Asc(OneChar)
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374 ' Return the date in the same format as perl to match mk-ca-bundle.pl output:
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375 ' Wed Sep 7 03:12:05 2016
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376 Function ConvertDateToString(input)
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378 output = WeekDayName(WeekDay(input), TRUE) & " " & _
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379 MonthName(Month(input), TRUE) & " "
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380 If (Len(Day(input)) = 1) Then
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381 output = output & " "
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383 output = output & _
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384 Day(input) & " " & _
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385 FormatDateTime(input, vbShortTime) & ":"
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386 If (Len(Second(input)) = 1) Then
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387 output = output & "0"
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389 output = output & _
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390 Second(input) & " " & _
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392 ConvertDateToString = output
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395 ' Convert local Date to UTC. Microsoft says:
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396 ' Use Win32_ComputerSystem CurrentTimeZone property, because it automatically
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397 ' adjusts the Time Zone bias for daylight saving time; Win32_Time Zone Bias
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398 ' property does not.
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399 ' https://msdn.microsoft.com/en-us/library/windows/desktop/ms696015.aspx
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400 Function LocalDateToUTC(localdate)
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402 For Each item In GetObject("winmgmts:").InstancesOf("Win32_ComputerSystem")
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403 offset = item.CurrentTimeZone ' the offset in minutes
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405 If (offset < 0) Then
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406 LocalDateToUTC = DateAdd("n", ABS(offset), localdate)
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408 LocalDateToUTC = DateAdd("n", -ABS(offset), localdate)
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410 'objShell.PopUp LocalDateToUTC
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413 Function FileSHA256(filename)
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414 Dim cmd, rval, tmpOut, tmpFh
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415 if (myUseOpenSSL = TRUE) Then
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416 tmpOut = objFSO.GetSpecialFolder(2).Path & "\" & objFSO.GetTempName
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417 cmd = """" & myOpenSSL & """ dgst -r -sha256 -out """ & tmpOut & """ """ & filename & """"
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418 rval = objShell.Run(cmd, 0, TRUE)
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419 If Not (rval = 0) Then
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420 MsgBox("Failed to get sha256 of """ & filename & """ with OpenSSL commandline!"), vbCritical, mySelf
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421 objFSO.DeleteFile tmpOut, TRUE
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424 Set tmpFh = objFSO.OpenTextFile(tmpOut, 1)
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425 FileSHA256 = RegExprFirst("^([0-9a-f]{64}) .+", tmpFh.ReadAll)
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427 objFSO.DeleteFile tmpOut, TRUE
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