static INativeObject [] QueryAsReference(CFDictionary query, out SecStatusCode result)
{
if (query == null)
{
result = SecStatusCode.Param;
return(null);
}
IntPtr ptr;
result = SecItem.SecItemCopyMatching(query.Handle, out ptr);
if (result == SecStatusCode.Success && ptr != IntPtr.Zero)
{
var array = CFArray.ArrayFromHandle <INativeObject> (ptr, p => {
IntPtr cfType = CFType.GetTypeID(p);
if (cfType == SecCertificate.GetTypeID())
{
return(new SecCertificate(p, true));
}
if (cfType == SecKey.GetTypeID())
{
return(new SecKey(p, true));
}
if (cfType == SecIdentity.GetTypeID())
{
return(new SecIdentity(p, true));
}
throw new Exception(String.Format("Unexpected type: 0x{0:x}", cfType));
});
return(array);
}
return(null);
}
public static INativeObject[] QueryAsReference(SecRecord query, int max, out SecStatusCode result)
{
if (query == null)
{
result = SecStatusCode.Param;
return(null);
}
using (var copy = query.queryDict.MutableCopy()) {
copy.SetValue(CFBoolean.True.Handle, SecItem.ReturnRef);
SetLimit(copy, max);
IntPtr ptr;
result = SecItem.SecItemCopyMatching(copy.Handle, out ptr);
if ((result == SecStatusCode.Success) && (ptr != IntPtr.Zero))
{
var array = CFArray.ArrayFromHandle <INativeObject> (ptr, p => {
IntPtr cfType = CFType.GetTypeID(p);
if (cfType == SecCertificate.GetTypeID())
{
return(new SecCertificate(p, true));
}
else if (cfType == SecKey.GetTypeID())
{
return(new SecKey(p, true));
}
else if (cfType == SecIdentity.GetTypeID())
{
return(new SecIdentity(p, true));
}
else
{
throw new Exception(String.Format("Unexpected type: 0x{0:x}", cfType));
}
});
return(array);
}
return(null);
}
}