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niko
2026-06-04 11:42:34 +02:00
parent f39ba70a9f
commit e720b98cd1
7488 changed files with 2493818 additions and 0 deletions
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System.Core/System/Threading/LockRecursionException.cs
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using System;
using System.Runtime.Serialization;
namespace System.Threading
{
/// <summary>The exception that is thrown when recursive entry into a lock is not compatible with the recursion policy for the lock.</summary>
/// <filterpriority>2</filterpriority>
// Token: 0x02000051 RID: 81
[Serializable]
public class LockRecursionException : Exception
{
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.LockRecursionException" /> class with a system-supplied message that describes the error.</summary>
/// <filterpriority>2</filterpriority>
// Token: 0x06000470 RID: 1136 RVA: 0x0001667C File Offset: 0x0001487C
public LockRecursionException()
{
}
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.LockRecursionException" /> class with a specified message that describes the error.</summary>
/// <param name="message">The message that describes the exception. The caller of this constructor must make sure that this string has been localized for the current system culture. </param>
/// <filterpriority>2</filterpriority>
// Token: 0x06000471 RID: 1137 RVA: 0x00016684 File Offset: 0x00014884
public LockRecursionException(string message)
: base(message)
{
}
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.LockRecursionException" /> class with a specified error message and a reference to the inner exception that is the cause of this exception.</summary>
/// <param name="message">The message that describes the exception. The caller of this constructor must make sure that this string has been localized for the current system culture. </param>
/// <param name="innerException">The exception that caused the current exception. If the <paramref name="innerException" /> parameter is not null, the current exception is raised in a catch block that handles the inner exception. </param>
/// <filterpriority>2</filterpriority>
// Token: 0x06000472 RID: 1138 RVA: 0x00016690 File Offset: 0x00014890
public LockRecursionException(string message, Exception e)
: base(message, e)
{
}
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.LockRecursionException" /> class with serialized data.</summary>
/// <param name="info">The object that holds the serialized object data.</param>
/// <param name="context">The contextual information about the source or destination.</param>
// Token: 0x06000473 RID: 1139 RVA: 0x0001669C File Offset: 0x0001489C
protected LockRecursionException(SerializationInfo info, StreamingContext sc)
: base(info, sc)
{
}
}
}
System.Core/System/Threading/LockRecursionPolicy.cs
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using System;
namespace System.Threading
{
/// <summary>Specifies whether a lock can be entered multiple times by the same thread.</summary>
// Token: 0x02000052 RID: 82
[Serializable]
public enum LockRecursionPolicy
{
/// <summary>If a thread tries to enter a lock recursively, an exception is thrown. Some classes may allow certain recursions when this setting is in effect. </summary>
// Token: 0x04000113 RID: 275
NoRecursion,
/// <summary>A thread can enter a lock recursively. Some classes may restrict this capability. </summary>
// Token: 0x04000114 RID: 276
SupportsRecursion
}
}
System.Core/System/Threading/ReaderWriterLockSlim.cs
+666
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using System;
namespace System.Threading
{
/// <summary>Represents a lock that is used to manage access to a resource, allowing multiple threads for reading or exclusive access for writing.</summary>
// Token: 0x02000053 RID: 83
public class ReaderWriterLockSlim : IDisposable
{
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.ReaderWriterLockSlim" /> class with default property values.</summary>
// Token: 0x06000474 RID: 1140 RVA: 0x000166A8 File Offset: 0x000148A8
public ReaderWriterLockSlim()
{
}
/// <summary>Initializes a new instance of the <see cref="T:System.Threading.ReaderWriterLockSlim" /> class, specifying the lock recursion policy.</summary>
/// <param name="recursionPolicy">One of the enumeration values that specifies the lock recursion policy. </param>
// Token: 0x06000475 RID: 1141 RVA: 0x000166BC File Offset: 0x000148BC
public ReaderWriterLockSlim(LockRecursionPolicy recursionPolicy)
{
this.recursionPolicy = recursionPolicy;
if (recursionPolicy != LockRecursionPolicy.NoRecursion)
{
throw new NotImplementedException("recursionPolicy != NoRecursion not currently implemented");
}
}
/// <summary>Tries to enter the lock in read mode.</summary>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered read mode. -or-The recursion number would exceed the capacity of the counter. This limit is so large that applications should never encounter it.</exception>
// Token: 0x06000477 RID: 1143 RVA: 0x00016704 File Offset: 0x00014904
public void EnterReadLock()
{
this.TryEnterReadLock(-1);
}
/// <summary>Tries to enter the lock in read mode, with an optional integer time-out.</summary>
/// <returns>true if the calling thread entered read mode, otherwise, false.</returns>
/// <param name="millisecondsTimeout">The number of milliseconds to wait, or -1 (<see cref="F:System.Threading.Timeout.Infinite" />) to wait indefinitely.</param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="millisecondsTimeout" /> is negative, but it is not equal to <see cref="F:System.Threading.Timeout.Infinite" /> (-1), which is the only negative value allowed. </exception>
// Token: 0x06000478 RID: 1144 RVA: 0x00016710 File Offset: 0x00014910
public bool TryEnterReadLock(int millisecondsTimeout)
{
if (millisecondsTimeout < -1)
{
throw new ArgumentOutOfRangeException("millisecondsTimeout");
}
if (this.read_locks == null)
{
throw new ObjectDisposedException(null);
}
if (Thread.CurrentThread == this.write_thread)
{
throw new LockRecursionException("Read lock cannot be acquired while write lock is held");
}
this.EnterMyLock();
ReaderWriterLockSlim.LockDetails readLockDetails = this.GetReadLockDetails(Thread.CurrentThread.ManagedThreadId, true);
if (readLockDetails.ReadLocks != 0)
{
this.ExitMyLock();
throw new LockRecursionException("Recursive read lock can only be aquired in SupportsRecursion mode");
}
readLockDetails.ReadLocks++;
while (this.owners < 0 || this.numWriteWaiters != 0U)
{
if (millisecondsTimeout == 0)
{
this.ExitMyLock();
return false;
}
if (this.readEvent == null)
{
this.LazyCreateEvent(ref this.readEvent, false);
}
else if (!this.WaitOnEvent(this.readEvent, ref this.numReadWaiters, millisecondsTimeout))
{
return false;
}
}
this.owners++;
this.ExitMyLock();
return true;
}
/// <summary>Tries to enter the lock in read mode, with an optional time-out.</summary>
/// <returns>true if the calling thread entered read mode, otherwise, false.</returns>
/// <param name="timeout">The interval to wait, or -1 milliseconds to wait indefinitely. </param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="timeout" /> is negative, but it is not equal to -1 milliseconds, which is the only negative value allowed.-or-The value of <paramref name="timeout" /> is greater than <see cref="F:System.Int32.MaxValue" /> milliseconds. </exception>
// Token: 0x06000479 RID: 1145 RVA: 0x0001681C File Offset: 0x00014A1C
public bool TryEnterReadLock(TimeSpan timeout)
{
return this.TryEnterReadLock(ReaderWriterLockSlim.CheckTimeout(timeout));
}
/// <summary>Reduces the recursion count for read mode, and exits read mode if the resulting count is 0 (zero).</summary>
/// <exception cref="T:System.Threading.SynchronizationLockException">The current thread has not entered the lock in read mode.</exception>
// Token: 0x0600047A RID: 1146 RVA: 0x0001682C File Offset: 0x00014A2C
public void ExitReadLock()
{
this.EnterMyLock();
if (this.owners < 1)
{
this.ExitMyLock();
throw new SynchronizationLockException("Releasing lock and no read lock taken");
}
this.owners--;
this.GetReadLockDetails(Thread.CurrentThread.ManagedThreadId, false).ReadLocks--;
this.ExitAndWakeUpAppropriateWaiters();
}
/// <summary>Tries to enter the lock in write mode.</summary>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock in any mode. -or-The current thread has entered read mode, so trying to enter the lock in write mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
// Token: 0x0600047B RID: 1147 RVA: 0x00016890 File Offset: 0x00014A90
public void EnterWriteLock()
{
this.TryEnterWriteLock(-1);
}
/// <summary>Tries to enter the lock in write mode, with an optional time-out.</summary>
/// <returns>true if the calling thread entered write mode, otherwise, false.</returns>
/// <param name="millisecondsTimeout">The number of milliseconds to wait, or -1 (<see cref="F:System.Threading.Timeout.Infinite" />) to wait indefinitely.</param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The current thread initially entered the lock in read mode, and therefore trying to enter write mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="millisecondsTimeout" /> is negative, but it is not equal to <see cref="F:System.Threading.Timeout.Infinite" /> (-1), which is the only negative value allowed. </exception>
// Token: 0x0600047C RID: 1148 RVA: 0x0001689C File Offset: 0x00014A9C
public bool TryEnterWriteLock(int millisecondsTimeout)
{
if (millisecondsTimeout < -1)
{
throw new ArgumentOutOfRangeException("millisecondsTimeout");
}
if (this.read_locks == null)
{
throw new ObjectDisposedException(null);
}
if (this.IsWriteLockHeld)
{
throw new LockRecursionException();
}
this.EnterMyLock();
ReaderWriterLockSlim.LockDetails readLockDetails = this.GetReadLockDetails(Thread.CurrentThread.ManagedThreadId, false);
if (readLockDetails != null && readLockDetails.ReadLocks > 0)
{
this.ExitMyLock();
throw new LockRecursionException("Write lock cannot be acquired while read lock is held");
}
while (this.owners != 0)
{
if (this.owners == 1 && this.upgradable_thread == Thread.CurrentThread)
{
this.owners = -1;
this.write_thread = Thread.CurrentThread;
IL_178:
this.ExitMyLock();
return true;
}
if (millisecondsTimeout == 0)
{
this.ExitMyLock();
return false;
}
if (this.upgradable_thread == Thread.CurrentThread)
{
if (this.upgradeEvent == null)
{
this.LazyCreateEvent(ref this.upgradeEvent, false);
}
else
{
if (this.numUpgradeWaiters > 0U)
{
this.ExitMyLock();
throw new ApplicationException("Upgrading lock to writer lock already in process, deadlock");
}
if (!this.WaitOnEvent(this.upgradeEvent, ref this.numUpgradeWaiters, millisecondsTimeout))
{
return false;
}
}
}
else if (this.writeEvent == null)
{
this.LazyCreateEvent(ref this.writeEvent, true);
}
else if (!this.WaitOnEvent(this.writeEvent, ref this.numWriteWaiters, millisecondsTimeout))
{
return false;
}
}
this.owners = -1;
this.write_thread = Thread.CurrentThread;
goto IL_178;
}
/// <summary>Tries to enter the lock in write mode, with an optional time-out.</summary>
/// <returns>true if the calling thread entered write mode, otherwise, false.</returns>
/// <param name="timeout">The interval to wait, or -1 milliseconds to wait indefinitely.</param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The current thread initially entered the lock in read mode, and therefore trying to enter write mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="timeout" /> is negative, but it is not equal to -1 milliseconds, which is the only negative value allowed.-or-The value of <paramref name="timeout" /> is greater than <see cref="F:System.Int32.MaxValue" /> milliseconds. </exception>
// Token: 0x0600047D RID: 1149 RVA: 0x00016A28 File Offset: 0x00014C28
public bool TryEnterWriteLock(TimeSpan timeout)
{
return this.TryEnterWriteLock(ReaderWriterLockSlim.CheckTimeout(timeout));
}
/// <summary>Reduces the recursion count for write mode, and exits write mode if the resulting count is 0 (zero).</summary>
/// <exception cref="T:System.Threading.SynchronizationLockException">The current thread has not entered the lock in write mode.</exception>
// Token: 0x0600047E RID: 1150 RVA: 0x00016A38 File Offset: 0x00014C38
public void ExitWriteLock()
{
this.EnterMyLock();
if (this.owners != -1)
{
this.ExitMyLock();
throw new SynchronizationLockException("Calling ExitWriterLock when no write lock is held");
}
if (this.upgradable_thread == Thread.CurrentThread)
{
this.owners = 1;
}
else
{
this.owners = 0;
}
this.write_thread = null;
this.ExitAndWakeUpAppropriateWaiters();
}
/// <summary>Tries to enter the lock in upgradeable mode.</summary>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock in any mode. -or-The current thread has entered read mode, so trying to enter upgradeable mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
// Token: 0x0600047F RID: 1151 RVA: 0x00016A98 File Offset: 0x00014C98
public void EnterUpgradeableReadLock()
{
this.TryEnterUpgradeableReadLock(-1);
}
/// <summary>Tries to enter the lock in upgradeable mode, with an optional time-out.</summary>
/// <returns>true if the calling thread entered upgradeable mode, otherwise, false.</returns>
/// <param name="millisecondsTimeout">The number of milliseconds to wait, or -1 (<see cref="F:System.Threading.Timeout.Infinite" />) to wait indefinitely.</param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The current thread initially entered the lock in read mode, and therefore trying to enter upgradeable mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="millisecondsTimeout" /> is negative, but it is not equal to <see cref="F:System.Threading.Timeout.Infinite" /> (-1), which is the only negative value allowed. </exception>
// Token: 0x06000480 RID: 1152 RVA: 0x00016AA4 File Offset: 0x00014CA4
public bool TryEnterUpgradeableReadLock(int millisecondsTimeout)
{
if (millisecondsTimeout < -1)
{
throw new ArgumentOutOfRangeException("millisecondsTimeout");
}
if (this.read_locks == null)
{
throw new ObjectDisposedException(null);
}
if (this.IsUpgradeableReadLockHeld)
{
throw new LockRecursionException();
}
if (this.IsWriteLockHeld)
{
throw new LockRecursionException();
}
this.EnterMyLock();
while (this.owners != 0 || this.numWriteWaiters != 0U || this.upgradable_thread != null)
{
if (millisecondsTimeout == 0)
{
this.ExitMyLock();
return false;
}
if (this.readEvent == null)
{
this.LazyCreateEvent(ref this.readEvent, false);
}
else if (!this.WaitOnEvent(this.readEvent, ref this.numReadWaiters, millisecondsTimeout))
{
return false;
}
}
this.owners++;
this.upgradable_thread = Thread.CurrentThread;
this.ExitMyLock();
return true;
}
/// <summary>Tries to enter the lock in upgradeable mode, with an optional time-out.</summary>
/// <returns>true if the calling thread entered upgradeable mode, otherwise, false.</returns>
/// <param name="timeout">The interval to wait, or -1 milliseconds to wait indefinitely.</param>
/// <exception cref="T:System.Threading.LockRecursionException">The <see cref="P:System.Threading.ReaderWriterLockSlim.RecursionPolicy" /> property is <see cref="F:System.Threading.LockRecursionPolicy.NoRecursion" /> and the current thread has already entered the lock. -or-The current thread initially entered the lock in read mode, and therefore trying to enter upgradeable mode would create the possibility of a deadlock. -or-The recursion number would exceed the capacity of the counter. The limit is so large that applications should never encounter it.</exception>
/// <exception cref="T:System.ArgumentOutOfRangeException">The value of <paramref name="timeout" /> is negative, but it is not equal to -1 milliseconds, which is the only negative value allowed.-or-The value of <paramref name="timeout" /> is greater than <see cref="F:System.Int32.MaxValue" /> milliseconds. </exception>
// Token: 0x06000481 RID: 1153 RVA: 0x00016B90 File Offset: 0x00014D90
public bool TryEnterUpgradeableReadLock(TimeSpan timeout)
{
return this.TryEnterUpgradeableReadLock(ReaderWriterLockSlim.CheckTimeout(timeout));
}
/// <summary>Reduces the recursion count for upgradeable mode, and exits upgradeable mode if the resulting count is 0 (zero).</summary>
/// <exception cref="T:System.Threading.SynchronizationLockException">The current thread has not entered the lock in upgradeable mode.</exception>
// Token: 0x06000482 RID: 1154 RVA: 0x00016BA0 File Offset: 0x00014DA0
public void ExitUpgradeableReadLock()
{
this.EnterMyLock();
this.owners--;
this.upgradable_thread = null;
this.ExitAndWakeUpAppropriateWaiters();
}
/// <summary>Releases all resources used by the current instance of the <see cref="T:System.Threading.ReaderWriterLockSlim" /> class.</summary>
/// <filterpriority>2</filterpriority>
// Token: 0x06000483 RID: 1155 RVA: 0x00016BC4 File Offset: 0x00014DC4
public void Dispose()
{
this.read_locks = null;
}
/// <summary>Gets a value that indicates whether the current thread has entered the lock in read mode.</summary>
/// <returns>true if the current thread has entered read mode; otherwise, false.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x1700004B RID: 75
// (get) Token: 0x06000484 RID: 1156 RVA: 0x00016BD0 File Offset: 0x00014DD0
public bool IsReadLockHeld
{
get
{
return this.RecursiveReadCount != 0;
}
}
/// <summary>Gets a value that indicates whether the current thread has entered the lock in write mode.</summary>
/// <returns>true if the current thread has entered write mode; otherwise, false.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x1700004C RID: 76
// (get) Token: 0x06000485 RID: 1157 RVA: 0x00016BE0 File Offset: 0x00014DE0
public bool IsWriteLockHeld
{
get
{
return this.RecursiveWriteCount != 0;
}
}
/// <summary>Gets a value that indicates whether the current thread has entered the lock in upgradeable mode. </summary>
/// <returns>true if the current thread has entered upgradeable mode; otherwise, false.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x1700004D RID: 77
// (get) Token: 0x06000486 RID: 1158 RVA: 0x00016BF0 File Offset: 0x00014DF0
public bool IsUpgradeableReadLockHeld
{
get
{
return this.RecursiveUpgradeCount != 0;
}
}
/// <summary>Gets the total number of unique threads that have entered the lock in read mode.</summary>
/// <returns>The number of unique threads that have entered the lock in read mode.</returns>
// Token: 0x1700004E RID: 78
// (get) Token: 0x06000487 RID: 1159 RVA: 0x00016C00 File Offset: 0x00014E00
public int CurrentReadCount
{
get
{
return this.owners & 268435455;
}
}
/// <summary>Gets the number of times the current thread has entered the lock in read mode, as an indication of recursion.</summary>
/// <returns>0 (zero) if the current thread has not entered read mode, 1 if the thread has entered read mode but has not entered it recursively, or n if the thread has entered the lock recursively n - 1 times.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x1700004F RID: 79
// (get) Token: 0x06000488 RID: 1160 RVA: 0x00016C10 File Offset: 0x00014E10
public int RecursiveReadCount
{
get
{
this.EnterMyLock();
ReaderWriterLockSlim.LockDetails readLockDetails = this.GetReadLockDetails(Thread.CurrentThread.ManagedThreadId, false);
int num = ((readLockDetails != null) ? readLockDetails.ReadLocks : 0);
this.ExitMyLock();
return num;
}
}
/// <summary>Gets the number of times the current thread has entered the lock in upgradeable mode, as an indication of recursion.</summary>
/// <returns>0 if the current thread has not entered upgradeable mode, 1 if the thread has entered upgradeable mode but has not entered it recursively, or n if the thread has entered upgradeable mode recursively n - 1 times.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x17000050 RID: 80
// (get) Token: 0x06000489 RID: 1161 RVA: 0x00016C50 File Offset: 0x00014E50
public int RecursiveUpgradeCount
{
get
{
return (this.upgradable_thread != Thread.CurrentThread) ? 0 : 1;
}
}
/// <summary>Gets the number of times the current thread has entered the lock in write mode, as an indication of recursion.</summary>
/// <returns>0 if the current thread has not entered write mode, 1 if the thread has entered write mode but has not entered it recursively, or n if the thread has entered write mode recursively n - 1 times.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x17000051 RID: 81
// (get) Token: 0x0600048A RID: 1162 RVA: 0x00016C6C File Offset: 0x00014E6C
public int RecursiveWriteCount
{
get
{
return (this.write_thread != Thread.CurrentThread) ? 0 : 1;
}
}
/// <summary>Gets the total number of threads that are waiting to enter the lock in read mode.</summary>
/// <returns>The total number of threads that are waiting to enter read mode.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x17000052 RID: 82
// (get) Token: 0x0600048B RID: 1163 RVA: 0x00016C88 File Offset: 0x00014E88
public int WaitingReadCount
{
get
{
return (int)this.numReadWaiters;
}
}
/// <summary>Gets the total number of threads that are waiting to enter the lock in upgradeable mode.</summary>
/// <returns>The total number of threads that are waiting to enter upgradeable mode.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x17000053 RID: 83
// (get) Token: 0x0600048C RID: 1164 RVA: 0x00016C90 File Offset: 0x00014E90
public int WaitingUpgradeCount
{
get
{
return (int)this.numUpgradeWaiters;
}
}
/// <summary>Gets the total number of threads that are waiting to enter the lock in write mode.</summary>
/// <returns>The total number of threads that are waiting to enter write mode.</returns>
/// <filterpriority>2</filterpriority>
// Token: 0x17000054 RID: 84
// (get) Token: 0x0600048D RID: 1165 RVA: 0x00016C98 File Offset: 0x00014E98
public int WaitingWriteCount
{
get
{
return (int)this.numWriteWaiters;
}
}
/// <summary>Gets a value that indicates the recursion policy for the current <see cref="T:System.Threading.ReaderWriterLockSlim" /> object.</summary>
/// <returns>One of the enumeration values that specifies the lock recursion policy.</returns>
// Token: 0x17000055 RID: 85
// (get) Token: 0x0600048E RID: 1166 RVA: 0x00016CA0 File Offset: 0x00014EA0
public LockRecursionPolicy RecursionPolicy
{
get
{
return this.recursionPolicy;
}
}
// Token: 0x0600048F RID: 1167 RVA: 0x00016CA8 File Offset: 0x00014EA8
private void EnterMyLock()
{
if (Interlocked.CompareExchange(ref this.myLock, 1, 0) != 0)
{
this.EnterMyLockSpin();
}
}
// Token: 0x06000490 RID: 1168 RVA: 0x00016CC4 File Offset: 0x00014EC4
private void EnterMyLockSpin()
{
int num = 0;
for (;;)
{
if (num < 3 && ReaderWriterLockSlim.smp)
{
Thread.SpinWait(20);
}
else
{
Thread.Sleep(0);
}
if (Interlocked.CompareExchange(ref this.myLock, 1, 0) == 0)
{
break;
}
num++;
}
}
// Token: 0x06000491 RID: 1169 RVA: 0x00016D18 File Offset: 0x00014F18
private void ExitMyLock()
{
this.myLock = 0;
}
// Token: 0x17000056 RID: 86
// (get) Token: 0x06000492 RID: 1170 RVA: 0x00016D24 File Offset: 0x00014F24
private bool MyLockHeld
{
get
{
return this.myLock != 0;
}
}
// Token: 0x06000493 RID: 1171 RVA: 0x00016D34 File Offset: 0x00014F34
private void ExitAndWakeUpAppropriateWaiters()
{
if (this.owners == 1 && this.numUpgradeWaiters != 0U)
{
this.ExitMyLock();
this.upgradeEvent.Set();
}
else if (this.owners == 0 && this.numWriteWaiters > 0U)
{
this.ExitMyLock();
this.writeEvent.Set();
}
else if (this.owners >= 0 && this.numReadWaiters != 0U)
{
this.ExitMyLock();
this.readEvent.Set();
}
else
{
this.ExitMyLock();
}
}
// Token: 0x06000494 RID: 1172 RVA: 0x00016DD4 File Offset: 0x00014FD4
private void LazyCreateEvent(ref EventWaitHandle waitEvent, bool makeAutoResetEvent)
{
this.ExitMyLock();
EventWaitHandle eventWaitHandle;
if (makeAutoResetEvent)
{
eventWaitHandle = new AutoResetEvent(false);
}
else
{
eventWaitHandle = new ManualResetEvent(false);
}
this.EnterMyLock();
if (waitEvent == null)
{
waitEvent = eventWaitHandle;
}
}
// Token: 0x06000495 RID: 1173 RVA: 0x00016E10 File Offset: 0x00015010
private bool WaitOnEvent(EventWaitHandle waitEvent, ref uint numWaiters, int millisecondsTimeout)
{
waitEvent.Reset();
numWaiters += 1U;
bool flag = false;
this.ExitMyLock();
try
{
flag = waitEvent.WaitOne(millisecondsTimeout, false);
}
finally
{
this.EnterMyLock();
numWaiters -= 1U;
if (!flag)
{
this.ExitMyLock();
}
}
return flag;
}
// Token: 0x06000496 RID: 1174 RVA: 0x00016E78 File Offset: 0x00015078
private static int CheckTimeout(TimeSpan timeout)
{
int num;
try
{
num = checked((int)timeout.TotalMilliseconds);
}
catch (OverflowException)
{
throw new ArgumentOutOfRangeException("timeout");
}
return num;
}
// Token: 0x06000497 RID: 1175 RVA: 0x00016EC8 File Offset: 0x000150C8
private ReaderWriterLockSlim.LockDetails GetReadLockDetails(int threadId, bool create)
{
int i;
ReaderWriterLockSlim.LockDetails lockDetails;
for (i = 0; i < this.read_locks.Length; i++)
{
lockDetails = this.read_locks[i];
if (lockDetails == null)
{
break;
}
if (lockDetails.ThreadId == threadId)
{
return lockDetails;
}
}
if (!create)
{
return null;
}
if (i == this.read_locks.Length)
{
Array.Resize<ReaderWriterLockSlim.LockDetails>(ref this.read_locks, this.read_locks.Length * 2);
}
lockDetails = (this.read_locks[i] = new ReaderWriterLockSlim.LockDetails());
lockDetails.ThreadId = threadId;
return lockDetails;
}
// Token: 0x04000115 RID: 277
private static readonly bool smp = Environment.ProcessorCount > 1;
// Token: 0x04000116 RID: 278
private int myLock;
// Token: 0x04000117 RID: 279
private int owners;
// Token: 0x04000118 RID: 280
private Thread upgradable_thread;
// Token: 0x04000119 RID: 281
private Thread write_thread;
// Token: 0x0400011A RID: 282
private uint numWriteWaiters;
// Token: 0x0400011B RID: 283
private uint numReadWaiters;
// Token: 0x0400011C RID: 284
private uint numUpgradeWaiters;
// Token: 0x0400011D RID: 285
private EventWaitHandle writeEvent;
// Token: 0x0400011E RID: 286
private EventWaitHandle readEvent;
// Token: 0x0400011F RID: 287
private EventWaitHandle upgradeEvent;
// Token: 0x04000120 RID: 288
private readonly LockRecursionPolicy recursionPolicy;
// Token: 0x04000121 RID: 289
private ReaderWriterLockSlim.LockDetails[] read_locks = new ReaderWriterLockSlim.LockDetails[8];
// Token: 0x02000054 RID: 84
private sealed class LockDetails
{
// Token: 0x04000122 RID: 290
public int ThreadId;
// Token: 0x04000123 RID: 291
public int ReadLocks;
}
}
}