rom/exec/sendio.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Start an asynchronous I/O request.
   6     Lang: english
   7 */
   8 #include <exec/execbase.h>
   9 #include <exec/io.h>
  10 #include <aros/libcall.h>
  11 #include <proto/exec.h>
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16
  17         AROS_LH1(void, SendIO,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(struct IORequest *, iORequest, A1),
  21
  22 /*  LOCATION */
  23         struct ExecBase *, SysBase, 77, Exec)
  24
  25 /*  FUNCTION
  26         Start an asynchronous I/O request by calling the device's BeginIO()
  27         vector. After sending the messages asynchronously you can wait for
  28         the message to be replied at the I/O reply port.
  29
  30     INPUTS
  31         iORequest - Pointer to iorequest structure.
  32
  33     RESULT
  34
  35     NOTES
  36
  37     EXAMPLE
  38
  39     BUGS
  40
  41     SEE ALSO
  42         OpenDevice(), CloseDevice(), DoIO(), CheckIO(), AbortIO(), WaitIO()
  43
  44     INTERNALS
  45
  46 ******************************************************************************/
  47 {
  48     AROS_LIBFUNC_INIT
  49
  50     /* Prepare the message. Don't set quick bit. */
  51     iORequest->io_Flags=0;
  52     iORequest->io_Message.mn_Node.ln_Type=0;
  53
  54     /* Call BeginIO() vector */
  55     AROS_LVO_CALL1NR(void,
  56         AROS_LCA(struct IORequest *,iORequest,A1),
  57         struct Device *,iORequest->io_Device,5,
  58     );
  59
  60     AROS_LIBFUNC_EXIT
  61 } /* SendIO */
  62