The ActivateActCtx function activates the specified activation context. It does this by pushing the specified activation context to the top of the activation stack. The specified activation context is thus associated with the current thread and any appropriate side-by-side API functions.

private static extern bool ActivateActCtx(IntPtr hActCtx, out IntPtr lpCookie);

Private Declare Function ActivateActCtx Lib "Kernel32" (ByVal hActCtx As IntPtr, _

private struct ACTCTX

private const uint ACTCTX_FLAG_PROCESSOR_ARCHITECTURE_VALID = 0x001;

private const uint ACTCTX_FLAG_LANGID_VALID = 0x002;

private const uint ACTCTX_FLAG_ASSEMBLY_DIRECTORY_VALID = 0x004;

private const uint ACTCTX_FLAG_RESOURCE_NAME_VALID = 0x008;

private const uint ACTCTX_FLAG_SET_PROCESS_DEFAULT = 0x010;

private const uint ACTCTX_FLAG_APPLICATION_NAME_VALID = 0x020;

private const uint ACTCTX_FLAG_HMODULE_VALID = 0x080;

actCtx = new ACTCTX();

actCtx.cbSize = Marshal.SizeOf(typeof(ACTCTX));

actCtx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID;

actCtx.lpSource = rgchFullModulePath;

actCtx.lpResourceName = ISOLATIONAWARE_MANIFEST_RESOURCE_ID;

hActCtx = CreateActCtx(ref actCtx);

contextCreationSucceeded = (hActCtx != new IntPtr(-1));

actCtx.lpResourceName = ISOLATIONAWARE_NOSTATICIMPORT_MANIFEST_RESOURCE_ID;

hActCtx = CreateActCtx(ref actCtx);

contextCreationSucceeded = (hActCtx != new IntPtr(-1));

actCtx.lpResourceName = CREATEPROCESS_MANIFEST_RESOURCE_ID;

hActCtx = CreateActCtx(ref actCtx);

contextCreationSucceeded = (hActCtx != new IntPtr(-1));

Documentation

[ActivateActCtx] on MSDN

4: ActiveActCtx

private static extern bool ActivateActCtx(IntPtr hActCtx, out IntPtr lpCookie);

Declare Function ActiveActCtx Lib "Kernel32.dll" (TODO) As TODO

Documentation

[ActiveActCtx] on MSDN

5: AddRefActCtxWorker

static extern bool AddRefActCtxWorker(IntPtr ctx, out IntPtr worker);

6: CreateActCtxW

Summary

The CreateActCtx function creates an activation context.

private static extern IntPtr CreateActCtxW(ref ACTCTX pActCtx);

private static extern IntPtr CreateActCtxA(ref ACTCTX pActCtx);

Declare Function CreateActCtxW Lib "Kernel32.dll" (TODO) As TODO

Documentation

[CreateActCtxW] on MSDN

7: DeactivateActCtx

Summary

The DeactivateActCtx function deactivates the activation context corresponding to the specified cookie.

private static extern bool DeactivateActCtx(int dwFlags, IntPtr lpCookie);

Declare Function DeactivateActCtx Lib "Kernel32.dll" (TODO) As TODO

Documentation

[DeactivateActCtx] on MSDN

8: GetCurrentActCtx

Summary

The GetCurrentActCtx function returns the handle to the active activation context of the calling thread.

private static extern bool GetCurrentActCtx(ref ACTCTX pActCtx);

Declare Function GetCurrentActCtx Lib "Kernel32.dll" (TODO) As TODO

Documentation

[GetCurrentActCtx] on MSDN

9: ReleaseActCtx

Summary

The ReleaseActCtx function decrements the reference count of the specified activation context.

static extern void ReleaseActCtx(IntPtr hActCtx);

Declare Function ReleaseActCtx Lib "Kernel32.dll" (TODO) As TODO

Documentation

[ReleaseActCtx] on MSDN

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