// Builds the list of Dependencies for the Assembly Manifest located in the
// file ``name''.
//
// If ``name'' couldn't be loaded, an exception is thrown as the manifest
// file doesn't exist or is invalid. If one of ``names'' dependency's
// can't be loaded, an exception is not thrown; instead, the
// IAssemblyInfo object returned will hold exception information.
//
internal AssemblyDependencies(string name, LoadAssemblyInfo cai)
{
AssemblyRef ar = null;
m_load = LoadAssembly.CreateLoader(cai);
try
{
Trace.WriteLine("Name: " + name);
AssemblyName an = m_load.LoadAssemblyName(name);
Trace.WriteLine("assembly name: " + an.Name);
Trace.WriteLine("assembly full name: " + an.FullName);
ar = m_load.LoadAssemblyFrom(an);
Trace.WriteLine("Successfully loaded assembly.");
}
catch (Exception e)
{
Trace.WriteLine("m_load.LoadAssemblyFrom threw an exception:\n " +
e.ToString());
/*
* If ``m_load.LoadAssemblyFrom'' throws an exception, we want
* our caller to get the exception. However, since this is
* the constructor, we need to clean up any allocated resources --
* in this case, the resouces of the LoadAssembly object.
*/
m_load.Dispose();
throw e;
}
m_name = ar.FullName;
IList search = new ArrayList();
m_alAssemInfo = new ArrayList();
// Add the top-level object, the Assembly containing the manifest.
// ``search'' will contain any Assemblies that the added object
// references.
m_map.Add(m_name, new AssemblyInfo(ar, search, m_alAssemInfo));
// Get all referenced Assemblies.
_traverse(search);
}
// Create the Assembly in its own AppDOmain. In doing so, it
// uses the custom paths (AppBase and Relative)
// specified by the LoadAssemblyInfo object passed when this
// object was created.
internal override AssemblyRef LoadAssemblyFrom(AssemblyName an)
{
Trace.WriteLine("Loading a custom assembly for: " + an.FullName);
String fname = "";
//String.Format (Localization.FMT_APPDOMAIN_NAME,
// an.FullName);
Trace.WriteLine(" -- Friendly Name of new AppDomain: " + fname);
AppDomain ad = AppDomain.CreateDomain(
an.FullName, // friendlyName
null, // securityInfo
m_info.AppPath(), // appBasePath
m_info.RelPath(), // relativeSearchPath
false // shadowCopyFiles
);
m_ads.Add(ad);
Trace.WriteLine(" -- created AppDomain");
Type t = typeof(AssemblyRef);
string aname = Assembly.GetExecutingAssembly().FullName;
Trace.WriteLine("Assembly containing AssemblyRef: " + aname);
Trace.WriteLine("Type full name: " + t.FullName);
Trace.WriteLine("Type name: " + t.Name);
ObjectHandle oh = ad.CreateInstance(
aname, // Assembly file name
t.FullName, // Type name
false, // ignore case
BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public, // binding attributes
null, // binder
null, // args
null, // culture info
null, // activation attributes
Assembly.GetExecutingAssembly().Evidence // security attributes
);
AssemblyRef ar = (AssemblyRef)oh.Unwrap();
ar.Load(an);
return(ar);
}
}// Paste
internal void AddAssembly(AssemInfo asinfo)
{
try
{
// Let's create a strong name....
byte[] baPublicKey;
if (asinfo.PublicKey == null || asinfo.PublicKey.Length == 0)
{
// The codebase is of the form file:///c:\somefile\sdfsf
// We need to translate it to a simple path
Uri uCodebase = new Uri(asinfo.Codebase);
// We need to load the assembly to get this info
AssemblyLoader al = new AssemblyLoader();
AssemblyRef ar = al.LoadAssemblyInOtherAppDomainFrom(uCodebase.AbsolutePath);
AssemblyName an = ar.GetName();
baPublicKey = an.GetPublicKey();
al.Finished();
}
else
{
baPublicKey = StringToByteArray(asinfo.PublicKey);
}
StrongNamePublicKeyBlob snpkb = new StrongNamePublicKeyBlob(baPublicKey);
StrongNameMembershipCondition snmc = new StrongNameMembershipCondition(snpkb, asinfo.Name, null);
m_pl.AddFullTrustAssembly(snmc);
SecurityPolicyChanged();
RefreshData();
RefreshResultView();
}
catch (Exception)
{
MessageBox(CResourceStore.GetString("CTrustedAssemblies:TrustAssemFail"),
CResourceStore.GetString("CTrustedAssemblies:TrustAssemFailTitle"),
MB.ICONEXCLAMATION);
}
}// AddAssembly
}// HaveCurrentEvidence
internal Evidence GetEvidence()
{
// If we have a thread that is doing this right now, abort
// it.
if (m_tEvidence != null)
{
m_tEvidence.Abort();
}
try
{
AssemblyRef ar = m_al.LoadAssemblyInOtherAppDomainFrom(m_txtFilename.Text);
Evidence e = ar.GetEvidence();
m_al.Finished();
m_sEvalAssem = m_txtFilename.Text;
return(e);
}
catch (Exception)
{
// Let's see if can can figure out what failed...
if (File.Exists(m_txtFilename.Text) && !Fusion.isManaged(m_txtFilename.Text))
{
MessageBox(CResourceStore.GetString("isNotManagedCode"),
CResourceStore.GetString("isNotManagedCodeTitle"),
MB.ICONEXCLAMATION);
}
else
{
MessageBox(String.Format(CResourceStore.GetString("CantLoadAssembly"), m_txtFilename.Text),
CResourceStore.GetString("CantLoadAssemblyTitle"),
MB.ICONEXCLAMATION);
}
m_al.Finished();
return(null);
}
} // GetEvidence
internal AssemblyInfo(AssemblyName an, ArrayList alAssemInfo)
{
m_name = an.FullName;
m_assembly = null;
m_alAssemInfo = alAssemInfo;
}
