Class UnmanagedFunction<TResult>

Allows to call unmanaged functions with TResult return type.

Inheritance

Object

UnmanagedFunction<TResult>

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: DotNext.Runtime.InteropServices

Assembly: DotNext.Unsafe.dll

Syntax

[Obsolete("Use function pointers in C# 9")]
public static class UnmanagedFunction<TResult>

    where TResult : struct

Type Parameters

Name	Description
TResult	The return type of the unmanage function.

Methods

Cdecl(IntPtr)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl(IntPtr functionPtr)

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Cdecl<T>(IntPtr, T)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T>(IntPtr functionPtr, T arg)

    where T : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T	arg	The first argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T	The type of the first argument.

Cdecl<T1, T2>(IntPtr, T1, T2)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2>(IntPtr functionPtr, T1 arg1, T2 arg2)

    where T1 : struct where T2 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.

Cdecl<T1, T2, T3>(IntPtr, T1, T2, T3)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3)

    where T1 : struct where T2 : struct where T3 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.

Cdecl<T1, T2, T3, T4>(IntPtr, T1, T2, T3, T4)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.

Cdecl<T1, T2, T3, T4, T5>(IntPtr, T1, T2, T3, T4, T5)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4, T5>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.

Cdecl<T1, T2, T3, T4, T5, T6>(IntPtr, T1, T2, T3, T4, T5, T6)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4, T5, T6>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.

Cdecl<T1, T2, T3, T4, T5, T6, T7>(IntPtr, T1, T2, T3, T4, T5, T6, T7)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4, T5, T6, T7>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.

Cdecl<T1, T2, T3, T4, T5, T6, T7, T8>(IntPtr, T1, T2, T3, T4, T5, T6, T7, T8)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4, T5, T6, T7, T8>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7, T8 arg8)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct where T8 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.
T8	arg8	The eighth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.
T8	The type of the eighth argument.

Cdecl<T1, T2, T3, T4, T5, T6, T7, T8, T9>(IntPtr, T1, T2, T3, T4, T5, T6, T7, T8, T9)

Invokes unmanaged function with CDECL calling convention by its pointer.

Declaration

public static TResult Cdecl<T1, T2, T3, T4, T5, T6, T7, T8, T9>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7, T8 arg8, T9 arg9)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct where T8 : struct where T9 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.
T8	arg8	The eighth argument to be passed into the unmanaged function.
T9	arg9	The ninth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.
T8	The type of the eighth argument.
T9	The type of the ninth argument.

StdCall(IntPtr)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall(IntPtr functionPtr)

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

StdCall<T>(IntPtr, T)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T>(IntPtr functionPtr, T arg)

    where T : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T	arg	The first argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T	The type of the first argument.

StdCall<T1, T2>(IntPtr, T1, T2)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2>(IntPtr functionPtr, T1 arg1, T2 arg2)

    where T1 : struct where T2 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.

StdCall<T1, T2, T3>(IntPtr, T1, T2, T3)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3)

    where T1 : struct where T2 : struct where T3 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.

StdCall<T1, T2, T3, T4>(IntPtr, T1, T2, T3, T4)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.

StdCall<T1, T2, T3, T4, T5>(IntPtr, T1, T2, T3, T4, T5)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4, T5>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.

StdCall<T1, T2, T3, T4, T5, T6>(IntPtr, T1, T2, T3, T4, T5, T6)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4, T5, T6>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.

StdCall<T1, T2, T3, T4, T5, T6, T7>(IntPtr, T1, T2, T3, T4, T5, T6, T7)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4, T5, T6, T7>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.

StdCall<T1, T2, T3, T4, T5, T6, T7, T8>(IntPtr, T1, T2, T3, T4, T5, T6, T7, T8)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4, T5, T6, T7, T8>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7, T8 arg8)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct where T8 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.
T8	arg8	The eighth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.
T8	The type of the eighth argument.

StdCall<T1, T2, T3, T4, T5, T6, T7, T8, T9>(IntPtr, T1, T2, T3, T4, T5, T6, T7, T8, T9)

Invokes unmanaged function with STDCALL calling convention by its pointer.

Declaration

public static TResult StdCall<T1, T2, T3, T4, T5, T6, T7, T8, T9>(IntPtr functionPtr, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7, T8 arg8, T9 arg9)

    where T1 : struct where T2 : struct where T3 : struct where T4 : struct where T5 : struct where T6 : struct where T7 : struct where T8 : struct where T9 : struct

Parameters

Type	Name	Description
IntPtr	functionPtr	The pointer to the unmanaged function.
T1	arg1	The first argument to be passed into the unmanaged function.
T2	arg2	The second argument to be passed into the unmanaged function.
T3	arg3	The third argument to be passed into the unmanaged function.
T4	arg4	The fourth argument to be passed into the unmanaged function.
T5	arg5	The fifth argument to be passed into the unmanaged function.
T6	arg6	The sixth argument to be passed into the unmanaged function.
T7	arg7	The seventh argument to be passed into the unmanaged function.
T8	arg8	The eighth argument to be passed into the unmanaged function.
T9	arg9	The ninth argument to be passed into the unmanaged function.

Returns

Type	Description
TResult	The value returned by unmanaged function.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
T7	The type of the seventh argument.
T8	The type of the eighth argument.
T9	The type of the ninth argument.