|
static private Check ( |
||
| cap | ||
| stackMark | System.Threading.StackCrawlMark | |
| return | void | |
internal static void DemandInternal(PermissionType permissionType)
{
CodeAccessSecurityEngine codeAccessSE =
(CodeAccessSecurityEngine)SecurityManager.GetCodeAccessSecurityEngine();
if (commonSecObj == null)
{
// These correspond to SharedPermissionObjects in security.h, that is instances of commonly needed
// permissions. From managed code, we regularly need Serialization and reflection emit permission.
// The enum which acts as index into this array is same in EE and BCL. Thats why first 5 entries are null.
// There is no synchronization on this call since the worse thing
// that happens is that we create it multiple times (assuming that
// assignment is atomic).
commonSecObj =
new CodeAccessPermission[] {
null, // Unmanaged code access permission
null, // Skip verification permission
null, // Reflection type info permission
null, // Assert permission
null, // Reflection member access permission
new SecurityPermission(SecurityPermissionFlag.SerializationFormatter),
new ReflectionPermission(ReflectionPermissionFlag.ReflectionEmit)
};
}
BCLDebug.Assert(commonSecObj[(int)permissionType] != null, "Uninitialized commonSecObj in CodeAccessPermission");
if (codeAccessSE != null)
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCallersCaller;
codeAccessSE.Check(commonSecObj[(int)permissionType], ref stackMark, permissionType);
}
}
public void Demand()
{
if (!this.CheckDemand(null))
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCallersCaller;
CodeAccessSecurityEngine.Check(this, ref stackMark);
}
}
public void Demand()
{
if (this.CheckDemand((CodeAccessPermission)null))
{
return;
}
StackCrawlMark stackMark = StackCrawlMark.LookForMyCallersCaller;
CodeAccessSecurityEngine.Check(this, ref stackMark);
}
public void Demand()
{
CodeAccessSecurityEngine icase =
SecurityManager.GetCodeAccessSecurityEngine();
if (icase != null && !this.IsSubsetOf(null))
{
StackCrawlMark stackMark = StackCrawlMark.LookForMyCallersCaller;
icase.Check(this, ref stackMark);
}
}
internal static void Check(PermissionSet permSet, ref StackCrawlMark stackMark)
{
CodeAccessSecurityEngine.Check(permSet, ref stackMark, true);
}
internal static void Check(CodeAccessPermission cap, ref StackCrawlMark stackMark)
{
CodeAccessSecurityEngine.Check(cap, ref stackMark, false);
}