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SafeArrayLock

Windows Mobile 6.5
A version of this page is also available for
4/8/2010

This function increments the lock count of an array, and places a pointer to the array data in pvData of the array descriptor.


HRESULT SafeArrayLock(
  SAFEARRAY FAR* psa 
);

psa

[in, out] Pointer to an array descriptor created by SafeArrayCreate.

Returns the HRESULT values shown in the following table.

Value Description

S_OK

Success.

E_INVALIDARG

The psa parameter was not a valid safearray descriptor.

E_UNEXPECTED

The array could not be locked.

The pointer in the array descriptor is valid until SafeArrayUnlock is called.

Calls to SafeArrayLock can be nested. An equal number of calls to SafeArrayUnlock are required.

Passing invalid (and under some circumstances NULL) pointers to this function causes an unexpected termination of the application.

An array cannot be deleted while it is locked.

Headeroleauto.h
Libraryoleaut32.lib
Windows Embedded CEWindows CE 2.0 and later
Windows MobileWindows Mobile Version 5.0 and later

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