internal static IntPtr RhHandleAlloc(Object value, GCHandleType type)
{
IntPtr h = RhpHandleAlloc(value, type);
if (h == IntPtr.Zero)
throw new OutOfMemoryException();
return h;
}
/// <summary>
/// 指定したオブジェクトに指定した型のハンドルを割り当てます
/// </summary>
/// <param name="value">GCの対象からはずすオブジェクト</param>
/// <param name="type">作成する System.Runtime.InteropServices.GCHandle の型を示す、System.Runtime.InteropServices.GCHandleType 値の 1 つ</param>
#else
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="type"></param>
#endif
public ScopedGCHandle(object value, GCHandleType type)
{
if (value != null)
{
this.Handle = GCHandle.Alloc(value, type);
}
}
internal GCHandle(object value, GCHandleType type)
{
// MS does not crash/throw on (most) invalid GCHandleType values (except -1)
if ((type < GCHandleType.Weak) || (type > GCHandleType.Pinned))
type = GCHandleType.Normal;
handle = GetTargetHandle (value, 0, type);
}
/// <summary>
/// 指定したオブジェクトに指定した型のハンドルを割り当てます
/// </summary>
/// <param name="value">GCの対象からはずすオブジェクト</param>
/// <param name="type">作成する System.Runtime.InteropServices.GCHandle の型を示す、System.Runtime.InteropServices.GCHandleType 値の 1 つ</param>
#else
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="type"></param>
#endif
public ScopedGCHandle(object value, GCHandleType type)
{
if (value != null)
{
handle = GCHandle.Alloc(value, type);
}
disposed = false;
}
// Allocate a handle storing the object and the type.
internal GCHandle(Object value, GCHandleType type)
{
m_handle = InternalAlloc(value, type);
// Record if the handle is pinned.
if (type == GCHandleType.Pinned)
SetIsPinned();
}
// Allocate a handle storing the object and the type.
private UnsafeGCHandle(Object value, GCHandleType type)
{
Debug.Assert((uint)type <= (uint)GCHandleType.Normal, "unexpected handle type");
_handle = InternalCalls.RhpHandleAlloc(value, type);
if (_handle == IntPtr.Zero)
throw new OutOfMemoryException();
}
internal GCHandle(object value, GCHandleType type)
{
if (type > GCHandleType.Pinned)
{
throw new ArgumentOutOfRangeException("type", Environment.GetResourceString("ArgumentOutOfRange_Enum"));
}
this.m_handle = InternalAlloc(value, type);
if (type == GCHandleType.Pinned)
{
this.SetIsPinned();
}
}
[System.Security.SecurityCritical] // auto-generated
internal GCHandle(Object value, GCHandleType type)
{
// Make sure the type parameter is within the valid range for the enum.
if ((uint)type > (uint)MaxHandleType)
throw new ArgumentOutOfRangeException("type", Environment.GetResourceString("ArgumentOutOfRange_Enum"));
Contract.EndContractBlock();
m_handle = InternalAlloc(value, type);
// Record if the handle is pinned.
if (type == GCHandleType.Pinned)
SetIsPinned();
}
/// <summary>
/// Initializes a new instance of the <see cref="SafeGCHandle"/> class referring to the target in the given way.
/// </summary>
/// <param name="target">The object to reference.</param>
/// <param name="type">The way to reference the object.</param>
public SafeGCHandle(object target, GCHandleType type)
: base(IntPtr.Zero, true)
{
RuntimeHelpers.PrepareConstrainedRegions();
try
{
// The StyleCop warning for this try block is incorrect; it is required to create a Constrained Execution Region
}
finally
{
this.SetHandle(GCHandle.ToIntPtr(GCHandle.Alloc(target, type)));
}
}
// Allocate a handle storing the object and the type.
internal GCHandle(Object value, GCHandleType type)
{
// Make sure the type parameter is within the valid range for the enum.
if ((uint)type > (uint)MaxHandleType)
{
throw new ArgumentOutOfRangeException(); // "type", SR.ArgumentOutOfRange_Enum;
}
if (type == GCHandleType.Pinned)
GCHandleValidatePinnedObject(value);
_handle = RuntimeImports.RhHandleAlloc(value, type);
// Record if the handle is pinned.
if (type == GCHandleType.Pinned)
SetIsPinned();
}
public static IntPtr RhHandleAlloc(object value, GCHandleType type)
{
IntPtr h = InternalCalls.RhpHandleAlloc(value, type);
if (h == IntPtr.Zero)
{
// Throw the out of memory exception defined by the classlib, using the return address of this method
// to find the correct classlib.
ExceptionIDs exID = ExceptionIDs.OutOfMemory;
IntPtr returnAddr = BinderIntrinsics.GetReturnAddress();
Exception e = EH.GetClasslibException(exID, returnAddr);
throw e;
}
return h;
}
extern private static int GCAlloc(Object value, GCHandleType type);
/// <summary>
/// Инициализирует новый экземпляр класса <see cref="DisposableHandle"/>
/// </summary>
/// <param name="value">Объект, для которого выполняется выделение дескриптора</param>
/// <param name="handleType">Значение перечисления <see cref="GCHandleType"/>, определяющее тип выделяемого дескриптора</param>
private DisposableHandle(object value, GCHandleType handleType)
{
InnerHandle = GCHandle.Alloc(value, handleType);
Pointer = InnerHandle.AddrOfPinnedObject();
}
// Allocate a handle storing the object and the type.
private UnsafeGCHandle(Object value, GCHandleType type)
{
Debug.Assert((uint)type <= (uint)MaxHandleType, "Unexpected handle type");
_handle = RuntimeImports.RhHandleAlloc(value, type);
}
// Private constructor that is called from "Alloc".
private GCHandle(Object value, GCHandleType type)
{
handle = GCAlloc(value, type);
}
public void Alloc_InvalidGCHandleType_ThrowsArgumentOutOfRangeException(GCHandleType type)
{
AssertExtensions.Throws <ArgumentOutOfRangeException>("type", () => GCHandle.Alloc(new object(), type));
}
internal static extern IntPtr RhpHandleAlloc(object value, GCHandleType type);
private static int GetTargetHandle(object obj, int handle, GCHandleType type)
{
throw new System.NotImplementedException();
}
public void Set(T obj, GCHandleType type = GCHandleType.Normal)
{
ptr = GCHandle.ToIntPtr(GCHandle.Alloc(obj, type));
}
public static GCHandle Alloc(Object value, GCHandleType type)
{
return(new GCHandle(value, type));
}
/// <summary>
/// Creates a new WeakHashSet of references to the contents of the collection
/// </summary>
/// <param name="collection">The collection holding the items to reference</param>
/// <param name="comparer">The comparer to use for items</param>
/// <param name="handleType">The type of GCHandle to use</param>
public WeakHashSet(IEnumerable <T> collection, IEqualityComparer <T>?comparer, GCHandleType handleType)
{
if (collection is null)
{
throw new ArgumentNullException(nameof(collection), "Collection cannot be null");
}
Comparer = comparer ?? EqualityComparer <T> .Default;
_HandleType = handleType;
_Values = collection.Select(item => new SetItem(item, this)).ToArray();
_Size = _Values.Length;
Array.Sort(_Values, Comparer <SetItem> .Default);
}
internal static extern IntPtr InternalAlloc(Object value, GCHandleType type);
private static extern IntPtr InternalAlloc(object value, GCHandleType type);
public SafeGCHandle(object target, GCHandleType type)
: base(IntPtr.Zero, true)
{
SetHandle(GCHandle.ToIntPtr(GCHandle.Alloc(target, type)));
}
/// <summary>
/// Creates a new GC Reference
/// </summary>
/// <param name="target">The target object</param>
/// <param name="handleType">The type of GC Handle</param>
public GCReference(object target, GCHandleType handleType)
{
_Handle = GCHandle.Alloc(target, handleType);
}
/// <summary>
/// Creates a new WeakDictionary with the given equality comparer
/// </summary>
/// <param name="comparer">The equality comparer to use when comparing keys</param>
/// <param name="handleType">The type of GCHandle to use</param>
public WeakDictionary(IEqualityComparer <TKey> comparer, GCHandleType handleType)
{
_Dictionary = new Dictionary <TKey, GCReference>(comparer);
_HandleType = handleType;
}
public static GCHandle Alloc(Object obj, GCHandleType gcht)
{
return(GCHandle.Alloc(obj, gcht));
}
/// <summary>
/// Creates a new WeakDictionary of references to the contents of the collection with the given equality comparer
/// </summary>
/// <param name="collection">The collection holding the key/value pairs to add</param>
/// <param name="comparer">The equality comparer to use when comparing keys</param>
/// <param name="handleType">The type of GCHandle to use</param>
public WeakDictionary(IEnumerable <KeyValuePair <TKey, TValue> > collection, IEqualityComparer <TKey> comparer, GCHandleType handleType)
{
_HandleType = handleType;
_Dictionary = collection.ToDictionary((value) => value.Key, (value) => new GCReference(value.Value, _HandleType), comparer);
}
public DisposableGCHandle(object o, GCHandleType type)
{
_handle = GCHandle.Alloc(o, type);
}
/// <summary>
/// Wraps the provided object with a <see cref="GCHandle" />, using the given <see cref="GCHandleType" />.
/// </summary>
/// <param name="target">The target object to wrap.</param>
/// <param name="handleType">The handle type to use.</param>
public ObjectHandle(T target, GCHandleType handleType)
{
handle = GCHandle.Alloc(target, handleType);
fromPointer = false;
}
public static IntPtr RhHandleAlloc(Object value, GCHandleType type)
{
return(RuntimeImports.RhHandleAlloc(value, type));
}
/// <summary>
/// Constructs an instance of the GCHandleKeeper class.
/// </summary>
/// <param name="val"></param>
/// <param name="type"></param>
public GCHandleKeeper(object val, GCHandleType type)
{
this.GCHandle = GCHandle.Alloc(val, type);
}
public void AllocTest(GCHandleType gcht)
{
for (long i = 0; i < m_numIters; i++)
{
m_gchArray[0] = GCHandle.Alloc(m_objectArray[0], gcht);
m_gchArray[1] = GCHandle.Alloc(m_objectArray[1], gcht);
m_gchArray[2] = GCHandle.Alloc(m_objectArray[2], gcht);
m_gchArray[3] = GCHandle.Alloc(m_objectArray[3], gcht);
m_gchArray[4] = GCHandle.Alloc(m_objectArray[4], gcht);
m_gchArray[5] = GCHandle.Alloc(m_objectArray[5], gcht);
m_gchArray[6] = GCHandle.Alloc(m_objectArray[6], gcht);
m_gchArray[7] = GCHandle.Alloc(m_objectArray[7], gcht);
m_gchArray[8] = GCHandle.Alloc(m_objectArray[8], gcht);
m_gchArray[9] = GCHandle.Alloc(m_objectArray[9], gcht);
m_gchArray[10] = GCHandle.Alloc(m_objectArray[10], gcht);
m_gchArray[11] = GCHandle.Alloc(m_objectArray[11], gcht);
m_gchArray[12] = GCHandle.Alloc(m_objectArray[12], gcht);
m_gchArray[13] = GCHandle.Alloc(m_objectArray[13], gcht);
m_gchArray[14] = GCHandle.Alloc(m_objectArray[14], gcht);
m_gchArray[15] = GCHandle.Alloc(m_objectArray[15], gcht);
m_gchArray[16] = GCHandle.Alloc(m_objectArray[16], gcht);
m_gchArray[17] = GCHandle.Alloc(m_objectArray[17], gcht);
m_gchArray[18] = GCHandle.Alloc(m_objectArray[18], gcht);
m_gchArray[19] = GCHandle.Alloc(m_objectArray[19], gcht);
m_gchArray[20] = GCHandle.Alloc(m_objectArray[20], gcht);
m_gchArray[21] = GCHandle.Alloc(m_objectArray[21], gcht);
m_gchArray[22] = GCHandle.Alloc(m_objectArray[22], gcht);
m_gchArray[23] = GCHandle.Alloc(m_objectArray[23], gcht);
m_gchArray[24] = GCHandle.Alloc(m_objectArray[24], gcht);
m_gchArray[25] = GCHandle.Alloc(m_objectArray[25], gcht);
m_gchArray[26] = GCHandle.Alloc(m_objectArray[26], gcht);
m_gchArray[27] = GCHandle.Alloc(m_objectArray[27], gcht);
m_gchArray[28] = GCHandle.Alloc(m_objectArray[28], gcht);
m_gchArray[29] = GCHandle.Alloc(m_objectArray[29], gcht);
m_gchArray[30] = GCHandle.Alloc(m_objectArray[30], gcht);
m_gchArray[31] = GCHandle.Alloc(m_objectArray[31], gcht);
m_gchArray[32] = GCHandle.Alloc(m_objectArray[32], gcht);
m_gchArray[33] = GCHandle.Alloc(m_objectArray[33], gcht);
m_gchArray[34] = GCHandle.Alloc(m_objectArray[34], gcht);
m_gchArray[35] = GCHandle.Alloc(m_objectArray[35], gcht);
m_gchArray[36] = GCHandle.Alloc(m_objectArray[36], gcht);
m_gchArray[37] = GCHandle.Alloc(m_objectArray[37], gcht);
m_gchArray[38] = GCHandle.Alloc(m_objectArray[38], gcht);
m_gchArray[39] = GCHandle.Alloc(m_objectArray[39], gcht);
m_gchArray[40] = GCHandle.Alloc(m_objectArray[40], gcht);
m_gchArray[41] = GCHandle.Alloc(m_objectArray[41], gcht);
m_gchArray[42] = GCHandle.Alloc(m_objectArray[42], gcht);
m_gchArray[43] = GCHandle.Alloc(m_objectArray[43], gcht);
m_gchArray[44] = GCHandle.Alloc(m_objectArray[44], gcht);
m_gchArray[45] = GCHandle.Alloc(m_objectArray[45], gcht);
m_gchArray[46] = GCHandle.Alloc(m_objectArray[46], gcht);
m_gchArray[47] = GCHandle.Alloc(m_objectArray[47], gcht);
m_gchArray[48] = GCHandle.Alloc(m_objectArray[48], gcht);
m_gchArray[49] = GCHandle.Alloc(m_objectArray[49], gcht);
for (int j = 0; j < m_gchArray.Length; j++)
{
m_gchArray[j].Free();
}
GC.Collect();
}
}
protected UvMemory(ILibuvTrace logger, GCHandleType handleType = GCHandleType.Weak) : base(IntPtr.Zero, true)
{
_log = logger;
_handleType = handleType;
}
/// <include file='../../_Doc/mscorlib.xml' path='doc/members/member[@name="M:System.Runtime.InteropServices.GCHandle.Alloc(System.Object,System.Runtime.InteropServices.GCHandleType)"]/*' />
public static GCHandle Alloc(object value, GCHandleType type)
{
throw new PlatformNotSupportedException("PCL");
}
/// <summary>
/// Инициализирует новый экземпляр класса <see cref="DisposableHandle"/>
/// </summary>
/// <param name="value">Объект, для которого выполняется выделение дескриптора</param>
/// <param name="handleType">Значение перечисления <see cref="GCHandleType"/>, определяющее тип выделяемого дескриптора</param>
private DisposableHandle(object value, GCHandleType handleType)
{
InnerHandle = GCHandle.Alloc(value, handleType);
Pointer = InnerHandle.AddrOfPinnedObject();
}
public static GCHandle Alloc(Object obj, GCHandleType type)
{
return new GCHandle(obj, type);
}
public static System.Runtime.InteropServices.GCHandle Alloc(object value, GCHandleType type)
{
return new GCHandle (value,type);
}
private extern static int GetTargetHandle(object obj, int handle, GCHandleType type);
/// <summary>
/// Выделяет дескриптор указанного типа для указанного объекта
/// </summary>
/// <param name="value">Объект, для которого выполняется выделение дескриптора</param>
/// <param name="handleType">Значение перечисления <see cref="GCHandleType"/>, определяющее тип выделяемого дескриптора</param>
/// <returns>Выделенный дескриптор <see cref="DisposableHandle"/> для указанного объекта</returns>
public static DisposableHandle Alloc(object value, GCHandleType handleType = GCHandleType.Pinned)
{
return(new DisposableHandle(value, handleType));
}
/// <summary>
/// Выделяет дескриптор указанного типа для указанного объекта
/// </summary>
/// <param name="value">Объект, для которого выполняется выделение дескриптора</param>
/// <param name="handleType">Значение перечисления <see cref="GCHandleType"/>, определяющее тип выделяемого дескриптора</param>
/// <returns>Выделенный дескриптор <see cref="DisposableHandle"/> для указанного объекта</returns>
public static DisposableHandle Alloc(object value, GCHandleType handleType = GCHandleType.Pinned)
{
return new DisposableHandle(value, handleType);
}
[System.Security.SecurityCritical] // auto-generated_required
public static GCHandle Alloc(Object value, GCHandleType type)
{
return new GCHandle(value, type);
}
private extern static int GetTargetHandle(object obj, int handle, GCHandleType type);
public AutoFreeGCHandle(object targetObject, GCHandleType type = GCHandleType.Pinned)
{
_handle = GCHandle.Alloc(targetObject, type);
}
/// <summary>
/// 指定したオブジェクトに指定した型のハンドルを割り当てます
/// </summary>
/// <param name="value">System.Runtime.InteropServices.GCHandle を使用するオブジェクト</param>
/// <param name="type">作成する System.Runtime.InteropServices.GCHandle の型を示す、System.Runtime.InteropServices.GCHandleType 値の 1 つ</param>
/// <returns>オブジェクトをガベージ コレクションから保護する新しい System.Runtime.InteropServices.GCHandle。
/// System.Runtime.InteropServices.GCHandle は、不要になったときに System.Runtime.InteropServices.GCHandle.Free() で解放する必要があります。</returns>
/// <exception cref="System.ArgumentException">非プリミティブ (blittable でない) メンバを持つインスタンスは固定できません</exception>
#else
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="type"></param>
/// <returns></returns>
#endif
public static ScopedGCHandle Alloc(object value, GCHandleType type)
{
return new ScopedGCHandle(value, type);
}
internal static extern IntPtr RhHandleAlloc(Object value, GCHandleType type);
public static GCHandle Alloc(Object obj, GCHandleType gcht)
{
return GCHandle.Alloc(obj, gcht);
}
private extern static IntPtr GetGCHandle(RuntimeTypeHandle handle, GCHandleType type);
public static System.Runtime.InteropServices.GCHandle Alloc(object value, GCHandleType type)
{
return(new GCHandle(value, type));
}
public static void Alloc_Type_ReturnsExpected(object value, GCHandleType type)
{
GCHandle handle = GCHandle.Alloc(value, type);
ValidateGCHandle(handle, type, value);
}
internal IntPtr GetGCHandle(GCHandleType type)
{
return RuntimeTypeHandle.GetGCHandle(this.GetNativeHandle(), type);
}
private extern static IntPtr GetTargetHandle(object obj, IntPtr handle, GCHandleType type);
public static GCHandle Alloc (object value, GCHandleType type) {
throw new NotImplementedException();
}
public static int Main(string[] args)
{
int size = 10000;
int power = 20;
int numIterations = 0;
GCHandle[] list = new GCHandle[size];
if (args.Length == 0)
{
//using defaults
numIterations = 100;
}
else if (args.Length == 1)
{
if (!Int32.TryParse(args[0], out numIterations))
{
Usage();
return(1);
}
}
else
{
Usage();
return(1);
}
Console.WriteLine("Running {0} iterations", numIterations);
for (int j = 0; j < numIterations; j++)
{
for (int i = 0; i < size; i++)
{
GCHandleType type = GCHandleType.Normal;
if (i % 5 == 0)
{
// pin every 5th handle
type = GCHandleType.Pinned;
}
if (!list[i].IsAllocated)
{
try
{
byte[] b = new byte[(int)Math.Pow(2, (i % power))];
list[i] = (GCHandle.Alloc(b, type));
}
catch (OutOfMemoryException)
{
Console.WriteLine("OOM");
Console.WriteLine("Heap size: {0}", GC.GetTotalMemory(false));
Console.WriteLine("Trying to allocate array of size: {0}", Math.Pow(2, (i % power)));
}
}
else
{
list[i].Free();
}
}
}
return(100);
}
private static extern IntPtr RhpHandleAlloc(Object value, GCHandleType type);
/// <summary>
/// 指定したオブジェクトに指定した型のハンドルを割り当てます
/// </summary>
/// <param name="value">System.Runtime.InteropServices.GCHandle を使用するオブジェクト</param>
/// <param name="type">作成する System.Runtime.InteropServices.GCHandle の型を示す、System.Runtime.InteropServices.GCHandleType 値の 1 つ</param>
/// <returns>オブジェクトをガベージ コレクションから保護する新しい System.Runtime.InteropServices.GCHandle。
/// System.Runtime.InteropServices.GCHandle は、不要になったときに System.Runtime.InteropServices.GCHandle.Free() で解放する必要があります。</returns>
/// <exception cref="System.ArgumentException">非プリミティブ (blittable でない) メンバを持つインスタンスは固定できません</exception>
#else
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="type"></param>
/// <returns></returns>
#endif
public static ScopedGCHandle Alloc(object value, GCHandleType type)
{
return(new ScopedGCHandle(value, type));
}
internal extern IntPtr GetGCHandle(GCHandleType type);
public static GCHandle Alloc(object value, GCHandleType type)
{
GCRootedObjects.Track(value);
return(new GCHandle(value, type));
}
[System.Security.SecurityCritical] // auto-generated
internal IntPtr GetGCHandle(GCHandleType type)
{
return GetGCHandle(GetNativeHandle(), type);
}
private static extern IntPtr RhpHandleAlloc(Object value, GCHandleType type);
