public InfFileInstructions(String FileName, InfSection infs)
{
this.FileName = FileName;
curInfSection = infs;
ProcessFileSection();
}
public List <InfFileInstructions> CreateFileListFromSection(InfSection InfFileSection)
{
List <InfFileInstructions> ifi = new List <InfFileInstructions>();
//The section should already be specified for the InfSectionOpNode if it isn't there was an error
foreach (String infline in InfFileSection.GetInfSectionLines())
{
//if this line is a hook then you should add it to the section list
//this url specifies the line syntax:
//http://msdn.microsoft.com/library/default.asp?url=/workshop/delivery/download/overview/overview.asp
//check if there is an equals sign
string[] s = infline.Split('=');
if (s.Length == 2)
{
if (MainBinFileName == null)
{
MainBinFileName = s[0];
}
ifi.Add(new InfFileInstructions(s[0], ReturnNamedSection(s[1])));
}
else
{
Console.WriteLine("Exception: this line is busted: {0}", infline);
throw new System.IO.InvalidDataException();
}
}
return(ifi);
}
public void InterpretInfToOpTree()
{
//this is implemented because the ICD spec includes a check in the
//CheckHookEnablement();
//if (!HooksEnabled)
//{
// Console.WriteLine("Exception: Hooks aren't enabled for this install - this is unusual.");
//}
//Get the [Setup Hooks] and [Add.Code] or [DefaultInstall] sections to check to see where to start processing
//If none of these exist then bomb out the install with an invalid format error.
InfSection SetupHooks = ReturnNamedSection("Setup Hooks");
InfSection AddCode = ReturnNamedSection("Add.Code");
InfSection DefaultInstall = ReturnNamedSection("DefaultInstall");
//Currently we only support installs with only Add.Code sections.
//if either section exists then we'll throw an exception.
if (AddCode != null)
{
//This datastructure is currently replaced -
//if there were multiple sections with files you'd want to add them InfFiles
InfFiles = CreateFileListFromSection(AddCode);
}
//Because this is an ActiveX Inf file, we should be building the op tree starting with the
if (SetupHooks != null || DefaultInstall != null)
{
//BUGBUG remove the exception...
throw new System.IO.InvalidDataException();
}
}
/// <summary>
/// This function will take the inf and parse it into InfSection's.
///
/// The sections can then be ordered to create an execution order.
/// </summary>
public void ParseIntoSections( )
{
String InfLine;
StreamReader InfReader = new StreamReader(InfPath);
InfSection CurrentSection = null;
while ((InfLine = InfReader.ReadLine()) != null)
{
InfLine = InfLine.Trim();
if (InfLine.Length == 0)
{
//Add the current section to the list of sections.
if (CurrentSection != null)
{
InfSections.Add(CurrentSection);
CurrentSection = null;
}
continue;
}
if (InfLine[0] == '[')
{
//if there can be sections without whitespace between them
//the code above to add the current section to InfSections must be added
CurrentSection = new InfSection(InfLine.Substring(1, InfLine.IndexOf(']') - 1));
}
else if (InfLine[0] == ';')
{
continue;
}
else
{
CurrentSection.AddLine(InfLine);
}
}
if (CurrentSection != null)
{
//there was no whitespace after the last section
//add the section to the list
InfSections.Add(CurrentSection);
}
InfReader.Close();
}
/// <summary>
/// This function will probably need to be rewritten.
///
/// It just verifies the version section of the inf.
/// </summary>
public void CheckHookEnablement()
{
//Get the version section and check to see if this is an Internet Component Download inf
//If it isn't bomb out the install with an invalid error issue.
InfSection versect = ReturnNamedSection("version");
if (versect == null)
{
Console.WriteLine("Exception: This is an invalid inf file with no version section.");
HooksEnabled = false;
}
//TODO: this is fragile code. "AdvancedINF=2.0" should be replaced by a set of language keywords.
bool AdvInf = false;
bool Chicago = false;
foreach (String sline in versect.GetInfSectionLines())
{
if (sline == "AdvancedINF=2.0")
{
AdvInf = true;
}
if (sline == "Signature=\"$CHICAGO$\"")
{
Chicago = true;
}
}
if (AdvInf && Chicago)
{
HooksEnabled = true;
}
else
{
HooksEnabled = false;
}
return;
}
