Index: Doc/Extra/version.html
==================================================================
--- Doc/Extra/version.html
+++ Doc/Extra/version.html
@@ -52,11 +52,11 @@
       <li>Raise the static SQLiteConnection.Changed event when any SQLiteCommand, SQLiteDataReader, or CriticalHandle derived object instance is created. Fix for <a href="http://system.data.sqlite.org/index.html/info/aba4549801">[aba4549801]</a>.</li>
       <li>Add SQLiteCommand.Execute, SQLiteCommand.ExecuteNonQuery, and SQLiteCommand.ExecuteScalar method overloads that take a CommandBehavior parameter.</li>
       <li>Revise how the extra object data is passed to the static SQLiteConnection.Changed event.&nbsp;<b>** Potentially Incompatible Change **</b></li>
       <li>Make sure the database cannot be changed by a query when the CommandBehavior.SchemaOnly flag is used. Fix for <a href="http://system.data.sqlite.org/index.html/info/f8dbab8baf">[f8dbab8baf]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
       <li>Include the XML documentation files in the NuGet packages. Fix for <a href="http://system.data.sqlite.org/index.html/info/5970d5b0a6">[5970d5b0a6]</a>.</li>
-      <li>Add ManagedVersion and ManagedSourceId properties to the SQLiteConnection class.</li>
+      <li>Add InteropVersion, InteropSourceId, ProviderVersion, and ProviderSourceId properties to the SQLiteConnection class.</li>
     </ul>
     <p><b>1.0.88.0 - August 7, 2013</b></p>
     <ul>
       <li>Various fixes to managed virtual table integration infrastructure.</li>
       <li>Implement workaround for an incorrect PROCESSOR_ARCHITECTURE being reported. Fix for <a href="http://system.data.sqlite.org/index.html/info/9ac9862611">[9ac9862611]</a>.</li>

Index: SQLite.Interop/src/win/SQLite.Interop.rc
==================================================================
--- SQLite.Interop/src/win/SQLite.Interop.rc
+++ SQLite.Interop/src/win/SQLite.Interop.rc
@@ -54,10 +54,11 @@
             VALUE "InternalName", "SQLite.Interop"
             VALUE "LegalCopyright", "Public Domain"
             VALUE "OriginalFilename", "SQLite.Interop.dll"
             VALUE "ProductName", "System.Data.SQLite"
             VALUE "ProductVersion", INTEROP_VERSION
+            VALUE "SourceId", INTEROP_SOURCE_ID " " INTEROP_SOURCE_TIMESTAMP
             VALUE "SQLiteCompanyName", "D. Richard Hipp, et al."
             VALUE "SQLiteDescription", "SQLite Database Engine"
             VALUE "SQLiteCopyright", "http://www.sqlite.org/copyright.html"
             VALUE "SQLiteVersion", SQLITE_VERSION
             VALUE "SQLiteSourceId", SQLITE_SOURCE_ID

Index: SQLite.Interop/src/win/interop.c
==================================================================
--- SQLite.Interop/src/win/interop.c
+++ SQLite.Interop/src/win/interop.c
@@ -20,10 +20,12 @@
 
 #ifdef SQLITE_OS_WIN
 #if defined(INTEROP_CODEC)
 #include "crypt.c"
 #endif
+
+#include "interop.h"
 
 #define INTEROP_DEBUG_NONE           (0x0000)
 #define INTEROP_DEBUG_CLOSE          (0x0001)
 #define INTEROP_DEBUG_FINALIZE       (0x0002)
 #define INTEROP_DEBUG_BACKUP_FINISH  (0x0004)
@@ -214,10 +216,20 @@
     ret = SQLITE_OK;
   }
   return ret;
 }
 #endif
+
+SQLITE_API const char *sqlite3_libversion_interop(void)
+{
+  return INTEROP_VERSION;
+}
+
+SQLITE_API const char *sqlite3_sourceid_interop(void)
+{
+  return INTEROP_SOURCE_ID " " INTEROP_SOURCE_TIMESTAMP;
+}
 
 SQLITE_API int WINAPI sqlite3_open_interop(const char *filename, int flags, sqlite3 **ppdb)
 {
   int ret;
 

Index: SQLite.Interop/src/win/interop.h
==================================================================
--- SQLite.Interop/src/win/interop.h
+++ SQLite.Interop/src/win/interop.h
@@ -4,7 +4,15 @@
  * Written by Joe Mistachkin.
  * Released to the public domain, use at your own risk!
  */
 
 #ifndef INTEROP_VERSION
-#define INTEROP_VERSION       "1.0.89.0"
+#define INTEROP_VERSION          "1.0.89.0"
+#endif
+
+#ifndef INTEROP_SOURCE_ID
+#define INTEROP_SOURCE_ID        "0000000000000000000000000000000000000000"
+#endif
+
+#ifndef INTEROP_SOURCE_TIMESTAMP
+#define INTEROP_SOURCE_TIMESTAMP "0000-00-00 00:00:00 UTC"
 #endif

Index: Setup/build.bat
==================================================================
--- Setup/build.bat
+++ Setup/build.bat
@@ -246,19 +246,30 @@
 
 SET LOGGING="/logger:FileLogger,Microsoft.Build.Engine;Logfile=%LOGDIR%\%LOGPREFIX%_%CONFIGURATION%_%PLATFORM%_%YEAR%_%LOGSUFFIX%.log;Verbosity=diagnostic"
 
 :skip_setLogging
 
-IF EXIST Externals\Eagle\bin\EagleShell.exe (
-  %__ECHO% Externals\Eagle\bin\EagleShell.exe -file Setup\sourceTag.eagle SourceIdMode System.Data.SQLite\SQLitePatchLevel.cs
+IF NOT DEFINED NOTAG (
+  IF EXIST Externals\Eagle\bin\EagleShell.exe (
+    %__ECHO% Externals\Eagle\bin\EagleShell.exe -file Setup\sourceTag.eagle SourceIdMode SQLite.Interop\src\win\interop.h
+
+    IF ERRORLEVEL 1 (
+      ECHO Source tagging of interop assembly failed.
+      GOTO errors
+    )
+
+    %__ECHO% Externals\Eagle\bin\EagleShell.exe -file Setup\sourceTag.eagle SourceIdMode System.Data.SQLite\SQLitePatchLevel.cs
 
-  IF ERRORLEVEL 1 (
-    ECHO Source tagging failed.
-    GOTO errors
+    IF ERRORLEVEL 1 (
+      ECHO Source tagging of provider assembly failed.
+      GOTO errors
+    )
+  ) ELSE (
+    ECHO WARNING: Source tagging skipped, Eagle binaries are not available.
   )
 ) ELSE (
-  ECHO WARNING: Source tagging skipped, Eagle binaries are not available.
+  ECHO WARNING: Source tagging skipped, disabled via NOTAG environment variable.
 )
 
 %_VECHO% Logging = '%LOGGING%'
 %_VECHO% MsBuildArgs = '%MSBUILD_ARGS%'
 

Index: Setup/sourceTag.eagle
==================================================================
--- Setup/sourceTag.eagle
+++ Setup/sourceTag.eagle
@@ -82,20 +82,20 @@
           #       file (this pattern is fairly strict to prevent
           #       false-positives).
           #
           set pattern1 {AssemblySourceId\(.*?\)}
           set pattern2 {AssemblySourceTimeStamp\(.*?\)}
-          set pattern3 {SOURCE_ID\t\t".*?"}
-          set pattern4 {SOURCE_TIMESTAMP\t".*?"}
+          set pattern3 {INTEROP_SOURCE_ID\s+".*?"}
+          set pattern4 {INTEROP_SOURCE_TIMESTAMP\s+".*?"}
 
           #
           # NOTE: Build the final replacement specification string.
           #
           set subSpec1 [appendArgs AssemblySourceId(\" $id \" )]
           set subSpec2 [appendArgs AssemblySourceTimeStamp(\" $timeStamp \" )]
-          set subSpec3 [appendArgs SOURCE_ID\t\t \" $id \"]
-          set subSpec4 [appendArgs SOURCE_TIMESTAMP\t \" $timeStamp \"]
+          set subSpec3 [appendArgs INTEROP_SOURCE_ID "        \"" $id \"]
+          set subSpec4 [appendArgs INTEROP_SOURCE_TIMESTAMP " \"" $timeStamp \"]
 
           #
           # NOTE: Perform the replacements in the original data
           #       (first match only).
           #

Index: System.Data.SQLite/SQLite3.cs
==================================================================
--- System.Data.SQLite/SQLite3.cs
+++ System.Data.SQLite/SQLite3.cs
@@ -362,10 +362,34 @@
       get
       {
         return UTF8ToString(UnsafeNativeMethods.sqlite3_sourceid(), -1);
       }
     }
+
+    internal static string InteropVersion
+    {
+        get
+        {
+#if !SQLITE_STANDARD
+            return UTF8ToString(UnsafeNativeMethods.sqlite3_libversion_interop(), -1);
+#else
+            return null;
+#endif
+        }
+    }
+
+    internal static string InteropSourceId
+    {
+        get
+        {
+#if !SQLITE_STANDARD
+            return UTF8ToString(UnsafeNativeMethods.sqlite3_sourceid_interop(), -1);
+#else
+            return null;
+#endif
+        }
+    }
 
     internal override bool AutoCommit
     {
       get
       {

Index: System.Data.SQLite/SQLiteConnection.cs
==================================================================
--- System.Data.SQLite/SQLiteConnection.cs
+++ System.Data.SQLite/SQLiteConnection.cs
@@ -2459,11 +2459,11 @@
     {
         get { return SQLite3.DefineConstants; }
     }
 
     /// <summary>
-    /// Returns the version of the underlying SQLite database engine
+    /// Returns the version of the underlying SQLite core library.
     /// </summary>
     public static string SQLiteVersion
     {
       get { return SQLite3.SQLiteVersion; }
     }
@@ -2475,18 +2475,41 @@
     /// </summary>
     public static string SQLiteSourceId
     {
       get { return SQLite3.SQLiteSourceId; }
     }
+
+    /// <summary>
+    /// This method returns the version of the interop SQLite assembly
+    /// used.  If the SQLite interop assembly is not in use or the
+    /// necessary information cannot be obtained for any reason, a null
+    /// value may be returned.
+    /// </summary>
+    public static string InteropVersion
+    {
+      get { return SQLite3.InteropVersion; }
+    }
+
+    /// <summary>
+    /// This method returns the string whose value contains the unique
+    /// identifier for the source checkout used to build the interop
+    /// assembly.  If the SQLite interop assembly is not in use or the
+    /// necessary information cannot be obtained for any reason, a null
+    /// value may be returned.
+    /// </summary>
+    public static string InteropSourceId
+    {
+      get { return SQLite3.InteropSourceId; }
+    }
 
     /// <summary>
     /// This method returns the version of the managed components used
     /// to interact with the SQLite core library.  If the necessary
     /// information cannot be obtained for any reason, a null value may
     /// be returned.
     /// </summary>
-    public static string ManagedVersion
+    public static string ProviderVersion
     {
         get
         {
             return (_assembly != null) ?
                 _assembly.GetName().Version.ToString() : null;
@@ -2497,11 +2520,11 @@
     /// This method returns the string whose value contains the unique
     /// identifier for the source checkout used to build the managed
     /// components currently executing.  If the necessary information
     /// cannot be obtained for any reason, a null value may be returned.
     /// </summary>
-    public static string ManagedSourceId
+    public static string ProviderSourceId
     {
         get
         {
             if (_assembly == null)
                 return null;

Index: System.Data.SQLite/UnsafeNativeMethods.cs
==================================================================
--- System.Data.SQLite/UnsafeNativeMethods.cs
+++ System.Data.SQLite/UnsafeNativeMethods.cs
@@ -769,10 +769,16 @@
     // get working when using the standard SQLite library.
     #region interop added functionality
 
 #if !SQLITE_STANDARD
 
+    [DllImport(SQLITE_DLL)]
+    internal static extern IntPtr sqlite3_libversion_interop();
+
+    [DllImport(SQLITE_DLL)]
+    internal static extern IntPtr sqlite3_sourceid_interop();
+
     [DllImport(SQLITE_DLL)]
     internal static extern SQLiteErrorCode sqlite3_close_interop(IntPtr db);
 
     [DllImport(SQLITE_DLL)]
     internal static extern SQLiteErrorCode sqlite3_create_function_interop(IntPtr db, byte[] strName, int nArgs, int nType, IntPtr pvUser, SQLiteCallback func, SQLiteCallback fstep, SQLiteFinalCallback ffinal, int needCollSeq);

Index: Tests/common.eagle
==================================================================
--- Tests/common.eagle
+++ Tests/common.eagle
@@ -740,16 +740,24 @@
           }
         }
       }
     }
 
-    proc checkForSQLite { channel } {
-      tputs $channel "---- checking for core SQLite library... "
+    proc checkForSQLiteLibrary { channel } {
+      tputs $channel "---- checking for SQLite core library... "
 
       if {[catch {
               object invoke -flags +NonPublic System.Data.SQLite.SQLite3 \
               SQLiteVersion} version] == 0} then {
+        #
+        # NOTE: Check if the returned version was null.  If so, make it easy
+        #       to spot.
+        #
+        if {[string length $version] == 0} then {
+          set version null
+        }
+
         #
         # NOTE: Attempt to query the Fossil source identifier for the SQLite
         #       core library.
         #
         if {[catch {
@@ -759,14 +767,68 @@
           # NOTE: We failed to query the Fossil source identifier.
           #
           set sourceId unknown
         }
 
+        #
+        # NOTE: Check if the returned Fossil source identifier was null.  If
+        #       so, make it easy to spot.
+        #
+        if {[string length $sourceId] == 0} then {
+          set sourceId null
+        }
+
         #
         # NOTE: Yes, the SQLite core library appears to be available.
         #
         addConstraint SQLite
+
+        tputs $channel [appendArgs "yes (" $version " " $sourceId ")\n"]
+      } else {
+        tputs $channel no\n
+      }
+    }
+
+    proc checkForSQLiteInterop { channel } {
+      tputs $channel "---- checking for SQLite interop assembly... "
+
+      if {[catch {
+              object invoke -flags +NonPublic System.Data.SQLite.SQLite3 \
+              InteropVersion} version] == 0} then {
+        #
+        # NOTE: Check if the returned version was null.  If so, make it easy
+        #       to spot.
+        #
+        if {[string length $version] == 0} then {
+          set version null
+        }
+
+        #
+        # NOTE: Attempt to query the Fossil source identifier for the SQLite
+        #       core library.
+        #
+        if {[catch {
+                object invoke -flags +NonPublic System.Data.SQLite.SQLite3 \
+                InteropSourceId} sourceId]} then {
+          #
+          # NOTE: We failed to query the Fossil source identifier.
+          #
+          set sourceId unknown
+        }
+
+        #
+        # NOTE: Check if the returned Fossil source identifier was null.  If
+        #       so, make it easy to spot.
+        #
+        if {[string length $sourceId] == 0} then {
+          set sourceId null
+        }
+
+        #
+        # NOTE: Yes, the SQLite interop assembly appears to be available.
+        #
+        addConstraint SQLiteInterop
 
         tputs $channel [appendArgs "yes (" $version " " $sourceId ")\n"]
       } else {
         tputs $channel no\n
       }
@@ -1941,33 +2003,33 @@
           }
         }
 
         catch {
           tputs $::test_channel \
-              "---- source version of \"System.Data.SQLite\"... "
+              "---- source version of \"System.Data.SQLite.dll\"... "
 
           if {[catch {object invoke -flags +NonPublic \
-                  System.Data.SQLite.SQLiteConnection ManagedVersion} \
-                  sourceVersion] == 0} then {
-            if {[string length $sourceVersion] == 0} then {
-              set sourceVersion <none>
+                  System.Data.SQLite.SQLiteConnection ProviderVersion} \
+                  version] == 0} then {
+            if {[string length $version] == 0} then {
+              set version null
             }
-            tputs $::test_channel [appendArgs $sourceVersion \n]
+            tputs $::test_channel [appendArgs $version \n]
           } else {
             tputs $::test_channel unknown\n
           }
         }
 
         catch {
           tputs $::test_channel \
-              "---- source checkout of \"System.Data.SQLite\"... "
+              "---- source checkout of \"System.Data.SQLite.dll\"... "
 
           if {[catch {object invoke -flags +NonPublic \
-                  System.Data.SQLite.SQLiteConnection ManagedSourceId} \
+                  System.Data.SQLite.SQLiteConnection ProviderSourceId} \
                   sourceId] == 0} then {
             if {[string length $sourceId] == 0} then {
-              set sourceId <none>
+              set sourceId null
             }
             tputs $::test_channel [appendArgs $sourceId \n]
           } else {
             tputs $::test_channel unknown\n
           }
@@ -1983,11 +2045,16 @@
         #       (i.e. because the managed-only System.Data.SQLite assembly can
         #       load without it; however, it cannot do anything useful without
         #       it).  If we are using the mixed-mode assembly and we already
         #       found it (above), this should always succeed.
         #
-        checkForSQLite $::test_channel
+        checkForSQLiteLibrary $::test_channel
+
+        #
+        # NOTE: Check if the SQLite interop assembly is available.
+        #
+        checkForSQLiteInterop $::test_channel
 
         #
         # NOTE: Check the SQLite database and temporary directories.
         #
         checkForSQLiteDirectories $::test_channel

Index: readme.htm
==================================================================
--- readme.htm
+++ readme.htm
@@ -197,11 +197,11 @@
     <li>Raise the static SQLiteConnection.Changed event when any SQLiteCommand, SQLiteDataReader, or CriticalHandle derived object instance is created. Fix for [aba4549801].</li>
     <li>Add SQLiteCommand.Execute, SQLiteCommand.ExecuteNonQuery, and SQLiteCommand.ExecuteScalar method overloads that take a CommandBehavior parameter.</li>
     <li>Revise how the extra object data is passed to the static SQLiteConnection.Changed event.&nbsp;<b>** Potentially Incompatible Change **</b></li>
     <li>Make sure the database cannot be changed by a query when the CommandBehavior.SchemaOnly flag is used. Fix for [f8dbab8baf].&nbsp;<b>** Potentially Incompatible Change **</b></li>
     <li>Include the XML documentation files in the NuGet packages. Fix for [5970d5b0a6].</li>
-    <li>Add ManagedVersion and ManagedSourceId properties to the SQLiteConnection class.</li>
+    <li>Add InteropVersion, InteropSourceId, ProviderVersion, and ProviderSourceId properties to the SQLiteConnection class.</li>
 </ul>
 <p>
     <b>1.0.88.0 - August 7, 2013</b>
 </p>
 <ul>

Index: www/news.wiki
==================================================================
--- www/news.wiki
+++ www/news.wiki
@@ -13,11 +13,11 @@
     <li>Raise the static SQLiteConnection.Changed event when any SQLiteCommand, SQLiteDataReader, or CriticalHandle derived object instance is created. Fix for [aba4549801].</li>
     <li>Add SQLiteCommand.Execute, SQLiteCommand.ExecuteNonQuery, and SQLiteCommand.ExecuteScalar method overloads that take a CommandBehavior parameter.</li>
     <li>Revise how the extra object data is passed to the static SQLiteConnection.Changed event.&nbsp;<b>** Potentially Incompatible Change **</b></li>
     <li>Make sure the database cannot be changed by a query when the CommandBehavior.SchemaOnly flag is used. Fix for [f8dbab8baf].&nbsp;<b>** Potentially Incompatible Change **</b></li>
     <li>Include the XML documentation files in the NuGet packages. Fix for [5970d5b0a6].</li>
-    <li>Add ManagedVersion and ManagedSourceId properties to the SQLiteConnection class.</li>
+    <li>Add InteropVersion, InteropSourceId, ProviderVersion, and ProviderSourceId properties to the SQLiteConnection class.</li>
 </ul>
 <p>
     <b>1.0.88.0 - August 7, 2013</b>
 </p>
 <ul>