protected void SetNativeValue(NSString key, INativeObject value, bool removeNullValue = true)
{
if (NullCheckAndRemoveKey(key, removeNullValue && value == null))
{
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, value == null ? IntPtr.Zero : value.Handle);
}
}
protected void SetArrayValue(NSString key, INativeObject[] values)
{
if (NullCheckAndRemoveKey(key, values == null))
{
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, CFArray.FromNativeObjects(values).Handle);
}
}
protected void SetBooleanValue(NSString key, bool?value)
{
if (NullCheckAndRemoveKey(key, !value.HasValue))
{
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, value.Value ? CFBoolean.TrueHandle : CFBoolean.FalseHandle);
}
}
public SecRecord(SecKind secKind)
{
var kind = SecClass.FromSecKind(secKind);
_queryDict = CFMutableDictionary.Create();
_queryDict.SetValue(SecClassKey, kind);
}
protected virtual void Dispose(bool disposing)
{
if (_queryDict != null)
{
if (disposing)
{
_queryDict.Dispose();
_queryDict = null;
}
}
}
// 'Value must be a CFArray of CFNumberRefs' - System/Library/Frameworks/CoreText.framework/Headers/CTStringAttributes.h
public void SetWritingDirection(params CTWritingDirection[] writingDirections)
{
var ptrs = new IntPtr [writingDirections.Length];
for (int i = 0; i < writingDirections.Length; ++i)
{
ptrs[i] = (new NSNumber((int)writingDirections[i])).Handle;
}
var array = CFArray.Create(ptrs);
CFMutableDictionary.SetValue(Dictionary.Handle, CTStringAttributeKey.WritingDirection.Handle, array);
}
public static void SetNativeValue(NSDictionary dictionary, NSObject key, INativeObject value)
{
if (value != null)
{
AssertWritable(dictionary);
CFMutableDictionary.SetValue(dictionary.Handle, key.Handle, value.Handle);
}
else
{
IDictionary <NSObject, NSObject> d = dictionary;
d.Remove(key);
}
}
protected void SetBooleanValue(NSString key, bool?value)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (value == null)
{
RemoveValue(key);
return;
}
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, value.Value ? CFBoolean.True.Handle : CFBoolean.False.Handle);
}
protected void SetArrayValue(NSString key, INativeObject[] values)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (values == null)
{
RemoveValue(key);
return;
}
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, CFArray.FromNativeObjects(values).Handle);
}
protected void SetNativeValue(NSString key, INativeObject value, bool removeNullValue = true)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (value == null && removeNullValue)
{
RemoveValue(key);
}
else
{
CFMutableDictionary.SetValue(Dictionary.Handle, key.Handle, value == null ? IntPtr.Zero : value.Handle);
}
}
// 'Value must be a CFArray of CFNumberRefs' - System/Library/Frameworks/CoreText.framework/Headers/CTStringAttributes.h
public void SetWritingDirection(params CTWritingDirection[] writingDirections)
{
var ptrs = new NativeHandle [writingDirections.Length];
var numbers = new NSNumber [writingDirections.Length];
for (int i = 0; i < writingDirections.Length; ++i)
{
numbers [i] = new NSNumber((int)writingDirections [i]);
ptrs [i] = numbers [i].Handle;
}
var array = CFArray.Create(ptrs);
CFMutableDictionary.SetValue(Dictionary.Handle, CTStringAttributeKey.WritingDirection.Handle, array);
GC.KeepAlive(numbers); // make sure the numbers aren't freed until we're done with them
}
static SafeSecIdentityHandle FindIdentity(Predicate <SafeSecCertificateHandle> filter)
{
Initialize();
/*
* Unfortunately, SecItemCopyMatching() does not allow any search
* filters when looking up an identity.
*
* The following lookup will return all identities from the keychain -
* we then need need to find the right one.
*/
using (var query = CFMutableDictionary.Create()) {
query.SetValue(SecClassKey, SecClassIdentity);
query.SetValue(CFBoolean.True.Handle, ReturnRef);
query.SetValue(MatchLimitAll, MatchLimit);
var status = SecItemCopyMatching(query.Handle, out var ptr);
if (status != SecStatusCode.Success || ptr == IntPtr.Zero)
{
return(null);
}
using (var array = new CFArray(ptr, false)) {
for (int i = 0; i < array.Count; i++)
{
var item = array[i];
if (!MonoCertificatePal.IsSecIdentity(item))
{
throw new InvalidOperationException();
}
using (var identity = new SafeSecIdentityHandle(item))
using (var certificate = MonoCertificatePal.GetCertificate(identity)) {
if (filter(certificate))
{
return(new SafeSecIdentityHandle(item));
}
}
}
}
}
return(null);
}
static CFNumber SetLimit(CFMutableDictionary dict, int max)
{
CFNumber n = null;
IntPtr val;
if (max == -1)
{
val = MatchLimitAll;
}
else if (max == 1)
{
val = MatchLimitOne;
}
else
{
n = CFNumber.FromInt32(max);
val = n.Handle;
}
dict.SetValue(val, SecKeyChain.MatchLimit);
return(n);
}
