CapersProject/Packages/com.singularitygroup.hotreload/Runtime/MonoMethod.cs

197 lines
9.2 KiB
C#

#if ENABLE_MONO && (DEVELOPMENT_BUILD || UNITY_EDITOR)
using System;
using System.Runtime.InteropServices;
namespace SingularityGroup.HotReload.Interop {
//see _MonoMethod struct in class-internals.h
[StructLayout(LayoutKind.Explicit, CharSet = CharSet.Auto, Size = 8 + sizeof(long) * 3 + 4)]
internal unsafe struct MonoMethod64 {
[FieldOffset(0)]
public MethodAttributes flags;
[FieldOffset(2)]
public MethodImplAttributes iflags;
[FieldOffset(4)]
public uint token;
[FieldOffset(8)]
public void* klass;
[FieldOffset(8 + sizeof(long))]
public void* signature;
[FieldOffset(8 + sizeof(long) * 2)]
public char* name;
/* this is used by the inlining algorithm */
[FieldOffset(8 + sizeof(long) * 3)]
public MonoMethodFlags monoMethodFlags;
[FieldOffset(8 + sizeof(long) * 3 + 2)]
public short slot;
}
[StructLayout(LayoutKind.Explicit, CharSet = CharSet.Auto, Size = 8 + sizeof(int) * 3 + 4)]
internal unsafe struct MonoMethod32 {
[FieldOffset(0)]
public MethodAttributes flags;
[FieldOffset(2)]
public MethodImplAttributes iflags;
[FieldOffset(4)]
public uint token;
[FieldOffset(8)]
public void* klass;
[FieldOffset(8 + sizeof(int))]
public void* signature;
[FieldOffset(8 + sizeof(int) * 2)]
public char* name;
/* this is used by the inlining algorithm */
[FieldOffset(8 + sizeof(int) * 3)]
public MonoMethodFlags monoMethodFlags;
[FieldOffset(8 + sizeof(int) * 3 + 2)]
public short slot;
}
//Corresponds to the bitflags of the _MonoMethod struct
[Flags]
internal enum MonoMethodFlags : ushort {
inline_info = 1 << 0, //:1
inline_failure = 1 << 1, //:1
wrapper_type = 1 << 2, //:5
string_ctor = 1 << 7, //:1
save_lmf = 1 << 8, //:1
dynamic = 1 << 9, //:1 /* created & destroyed during runtime */
sre_method = 1 << 10, //:1 /* created at runtime using Reflection.Emit */
is_generic = 1 << 11, //:1 /* whenever this is a generic method definition */
is_inflated = 1 << 12, //:1 /* whether we're a MonoMethodInflated */
skip_visibility = 1 << 13, //:1 /* whenever to skip JIT visibility checks */
verification_success = 1 << 14, //:1 /* whether this method has been verified successfully.*/
}
[Flags]
internal enum MethodImplAttributes : ushort {
/// <summary><para>Specifies that the method implementation is in Microsoft intermediate language (MSIL).</para></summary>
IL = 0,
/// <summary><para>Specifies that the method is implemented in managed code. </para></summary>
Managed = 0,
/// <summary><para>Specifies that the method implementation is native.</para></summary>
Native = 1,
/// <summary><para>Specifies that the method implementation is in Optimized Intermediate Language (OPTIL).</para></summary>
OPTIL = 2,
/// <summary><para>Specifies flags about code type.</para></summary>
CodeTypeMask = 3,
/// <summary><para>Specifies that the method implementation is provided by the runtime.</para></summary>
Runtime = 3,
/// <summary><para>Specifies whether the method is implemented in managed or unmanaged code.</para></summary>
ManagedMask = 4,
/// <summary><para>Specifies that the method is implemented in unmanaged code.</para></summary>
Unmanaged = 4,
/// <summary><para>Specifies that the method cannot be inlined.</para></summary>
NoInlining = 8,
/// <summary><para>Specifies that the method is not defined.</para></summary>
ForwardRef = 16, // 0x00000010
/// <summary><para>Specifies that the method is single-threaded through the body. Static methods (Shared in Visual Basic) lock on the type, whereas instance methods lock on the instance. You can also use the C# <format type="text/html"><a href="656DA1A4-707E-4EF6-9C6E-6D13B646AF42">lock statement</a></format> or the Visual Basic <format type="text/html"><a href="14501703-298f-4d43-b139-c4b6366af176">SyncLock statement</a></format> for this purpose. </para></summary>
Synchronized = 32, // 0x00000020
/// <summary><para>Specifies that the method is not optimized by the just-in-time (JIT) compiler or by native code generation (see <format type="text/html"><a href="44bf97aa-a9a4-4eba-9a0d-cfaa6fc53a66">Ngen.exe</a></format>) when debugging possible code generation problems.</para></summary>
NoOptimization = 64, // 0x00000040
/// <summary><para>Specifies that the method signature is exported exactly as declared.</para></summary>
PreserveSig = 128, // 0x00000080
/// <summary><para>Specifies that the method should be inlined wherever possible.</para></summary>
AggressiveInlining = 256, // 0x00000100
/// <summary><para>Specifies an internal call.</para></summary>
InternalCall = 4096, // 0x00001000
/// <summary><para>Specifies a range check value.</para></summary>
MaxMethodImplVal = 65535, // 0x0000FFFF
}
/// <summary><para>Specifies flags for method attributes. These flags are defined in the corhdr.h file.</para></summary>
[Flags]
internal enum MethodAttributes : ushort {
/// <summary><para>Retrieves accessibility information.</para></summary>
MemberAccessMask = 7,
/// <summary><para>Indicates that the member cannot be referenced.</para></summary>
PrivateScope = 0,
/// <summary><para>Indicates that the method is accessible only to the current class.</para></summary>
Private = 1,
/// <summary><para>Indicates that the method is accessible to members of this type and its derived types that are in this assembly only.</para></summary>
FamANDAssem = 2,
/// <summary><para>Indicates that the method is accessible to any class of this assembly.</para></summary>
Assembly = FamANDAssem | Private, // 0x00000003
/// <summary><para>Indicates that the method is accessible only to members of this class and its derived classes.</para></summary>
Family = 4,
/// <summary><para>Indicates that the method is accessible to derived classes anywhere, as well as to any class in the assembly.</para></summary>
FamORAssem = Family | Private, // 0x00000005
/// <summary><para>Indicates that the method is accessible to any object for which this object is in scope.</para></summary>
Public = Family | FamANDAssem, // 0x00000006
/// <summary><para>Indicates that the method is defined on the type; otherwise, it is defined per instance.</para></summary>
Static = 16, // 0x00000010
/// <summary><para>Indicates that the method cannot be overridden.</para></summary>
Final = 32, // 0x00000020
/// <summary><para>Indicates that the method is virtual.</para></summary>
Virtual = 64, // 0x00000040
/// <summary><para>Indicates that the method hides by name and signature; otherwise, by name only.</para></summary>
HideBySig = 128, // 0x00000080
/// <summary><para>Indicates that the method can only be overridden when it is also accessible.</para></summary>
CheckAccessOnOverride = 512, // 0x00000200
/// <summary><para>Retrieves vtable attributes.</para></summary>
VtableLayoutMask = 256, // 0x00000100
/// <summary><para>Indicates that the method will reuse an existing slot in the vtable. This is the default behavior.</para></summary>
ReuseSlot = 0,
/// <summary><para>Indicates that the method always gets a new slot in the vtable.</para></summary>
NewSlot = VtableLayoutMask, // 0x00000100
/// <summary><para>Indicates that the class does not provide an implementation of this method.</para></summary>
Abstract = 1024, // 0x00000400
/// <summary><para>Indicates that the method is special. The name describes how this method is special.</para></summary>
SpecialName = 2048, // 0x00000800
/// <summary><para>Indicates that the method implementation is forwarded through PInvoke (Platform Invocation Services).</para></summary>
PinvokeImpl = 8192, // 0x00002000
/// <summary><para>Indicates that the managed method is exported by thunk to unmanaged code.</para></summary>
UnmanagedExport = 8,
/// <summary><para>Indicates that the common language runtime checks the name encoding.</para></summary>
RTSpecialName = 4096, // 0x00001000
/// <summary><para>Indicates a reserved flag for runtime use only.</para></summary>
ReservedMask = 53248, // 0x0000D000
/// <summary><para>Indicates that the method has security associated with it. Reserved flag for runtime use only.</para></summary>
HasSecurity = 16384, // 0x00004000
/// <summary><para>Indicates that the method calls another method containing security code. Reserved flag for runtime use only.</para></summary>
RequireSecObject = 32768, // 0x00008000
}
}
#endif