| Platform SDK: TAPI | 
Sets call information items which require a buffer, such as user-user information. This method is provided for Automation client applications, such as those written in Visual Basic. C and C++ applications must use the ITCallInfo::SetCallInfoBuffer method.
HRESULT put_CallInfoBuffer( CALLINFO_BUFFER CallInfoBuffer, VARIANT pCallInfoBuffer );
| Value | Meaning | 
|---|---|
| S_OK | Method succeeded. | 
| E_OUTOFMEMORY | Insufficient memory exists to perform the operation. | 
| E_INVALIDARG | The CallInfoBuffer parameter is not a valid value. | 
| TAPI_E_INVALCALLSTATE | Call state must be CS_IDLE. | 
  Windows NT/2000: Requires Windows 2000.
  Version: Requires TAPI 3.0 or later.
  Header: Declared in Tapi3.h.
  Library: Use T3iid.lib.
ITCallInfo, Call Object, GetCallInfoBuffer, SetCallInfoBuffer, get_CallInfoBuffer, CALLINFO_BUFFER