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LPSAFEARRAY_UserMarshal function (wia_xp.h)

  • Article

Marshals data from the specified SAFEARRAY object to the user's RPC buffer on the client or server side.

Syntax

unsigned char * LPSAFEARRAY_UserMarshal(
  [in]      unsigned long *unnamedParam1,
  [in, out] unsigned char *unnamedParam2,
  [in]      LPSAFEARRAY   *unnamedParam3
);

Parameters

[in] unnamedParam1

The data used by RPC.

[in, out] unnamedParam2

The current buffer. This pointer may or may not be aligned on entry. The function aligns the buffer pointer, marshals the data, and returns the new buffer position, which is the address of the first byte after the marshaled object.

[in] unnamedParam3

The safe array that contains the data to marshal.

Return value

The value obtained from the returned HRESULT value is one of the following.

Return code Description
S_OK
Success.
E_INVALIDARG
The ppSafeArray parameter is not a valid safe array.
E_UNEXPECTED
The array could not be locked.

Requirements

Requirement Value
Target Platform Windows
Header wia_xp.h (include Propidlbase.h)
Library OleAut32.lib
DLL OleAut32.dll