public static void ReadRollbackRegistry(string fileName, List <RegChange> rollbackRegistry)
{
using (FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
// Read back the file identification data, if any
if (!ReadFiles.IsHeaderValid(fs, "IURURV1"))
{
throw new Exception("Identifier incorrect");
}
byte bType = (byte)fs.ReadByte();
while (!ReadFiles.ReachedEndByte(fs, bType, 0xFF))
{
switch (bType)
{
case 0x01: //num of registry changes
rollbackRegistry.Capacity = ReadFiles.ReadInt(fs);
break;
case 0x8E: //add RegChange
rollbackRegistry.Add(RegChange.ReadFromStream(fs));
break;
default:
ReadFiles.SkipField(fs, bType);
break;
}
bType = (byte)fs.ReadByte();
}
}
}
public static void ReadRollbackRegistry(string fileName, List <RegChange> rollbackRegistry)
{
using (FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read))
{
if (!ReadFiles.IsHeaderValid(fileStream, "IURURV1"))
{
throw new Exception("Identifier incorrect");
}
byte b = (byte)fileStream.ReadByte();
while (!ReadFiles.ReachedEndByte(fileStream, b, byte.MaxValue))
{
switch (b)
{
case 1:
rollbackRegistry.Capacity = ReadFiles.ReadInt(fileStream);
break;
case 142:
rollbackRegistry.Add(RegChange.ReadFromStream(fileStream));
break;
default:
ReadFiles.SkipField(fileStream, b);
break;
}
b = (byte)fileStream.ReadByte();
}
}
}
static void LoadUninstallData(Stream ms, List <UninstallFileInfo> uninstallFiles, List <string> uninstallFolders, List <RegChange> uninstallRegistry, List <UninstallFileInfo> comDllsToUnreg, List <string> servicesToStop)
{
ms.Position = 0;
// Read back the file identification data, if any
if (!ReadFiles.IsHeaderValid(ms, "IUUFRV1"))
{
//free up the file so it can be deleted
ms.Close();
throw new Exception("The uninstall file does not have the correct identifier - this is usually caused by file corruption.");
}
byte bType = (byte)ms.ReadByte();
while (!ReadFiles.ReachedEndByte(ms, bType, 0xFF))
{
switch (bType)
{
case 0x8A: //file to delete
uninstallFiles.Add(UninstallFileInfo.Read(ms));
break;
case 0x8B: // files to unreg COM
comDllsToUnreg.Add(UninstallFileInfo.Read(ms));
break;
case 0x10: //folder to delete
uninstallFolders.Add(ReadFiles.ReadDeprecatedString(ms));
break;
case 0x11: //service to stop
servicesToStop.Add(ReadFiles.ReadString(ms));
break;
case 0x8E: //regChanges to execute
uninstallRegistry.Add(RegChange.ReadFromStream(ms));
break;
default:
ReadFiles.SkipField(ms, bType);
break;
}
bType = (byte)ms.ReadByte();
}
}
private static void LoadUninstallData(Stream ms, List <UninstallFileInfo> uninstallFiles, List <string> uninstallFolders, List <RegChange> uninstallRegistry, List <UninstallFileInfo> comDllsToUnreg, List <string> servicesToStop)
{
ms.Position = 0L;
if (!ReadFiles.IsHeaderValid(ms, "IUUFRV1"))
{
ms.Close();
throw new Exception("The uninstall file does not have the correct identifier - this is usually caused by file corruption.");
}
byte b = (byte)ms.ReadByte();
while (!ReadFiles.ReachedEndByte(ms, b, byte.MaxValue))
{
switch (b)
{
case 138:
uninstallFiles.Add(UninstallFileInfo.Read(ms));
break;
case 139:
comDllsToUnreg.Add(UninstallFileInfo.Read(ms));
break;
case 16:
uninstallFolders.Add(ReadFiles.ReadDeprecatedString(ms));
break;
case 17:
servicesToStop.Add(ReadFiles.ReadString(ms));
break;
case 142:
uninstallRegistry.Add(RegChange.ReadFromStream(ms));
break;
default:
ReadFiles.SkipField(ms, b);
break;
}
b = (byte)ms.ReadByte();
}
}