/* aioPxShow.c - asynchronous I/O (AIO) show library *//* Copyright 1984-1994 Wind River Systems, Inc. */#include "copyright_wrs.h"/*modification history--------------------01e,08apr94,kdl  changed aio_show() to aioShow(); added comment that arg unused.01d,01feb94,dvs  documentation changes.01c,26jan94,kdl  changed comment to refer to ioQLib.h, not ioQPxLib.h.01b,12jan94,kdl  general cleanup.01a,04apr93,elh  written.*//* DESCRIPTIONThis library implements the show routine for aioPxLib. *//* includes */#include "vxWorks.h"#include "aio.h"#include "stdio.h"/****************************************************************************** * aioShow - show AIO requests ** This routine displays the outstanding AIO requests.** CAVEAT* The <drvNum> parameter is not currently used.** RETURNS: OK, always.*/STATUS aioShow    (    int 		drvNum			/* drv num to show (IGNORED) */    )    {    int			ix;			/* index */    AIO_SYS *		pReq;			/* AIO request */    DL_NODE *		pNode;			/* fd node */    AIO_FD_ENTRY *	pEntry;			/* FD_ENTRY */						/* defined aioPxLibP.h */    LOCAL char * 	states [] = {"free", "completed", "ready", 				     "queued", "wait", "running"};						/*  defined in ioQLib.h */    LOCAL char * 	ops []    = {"READ", "WRITE", "SYNC"};    printf ("  aiocb   fd   op      state    prio  return     error\n");    printf ("--------  --  -----  ---------  ----  ------  ----------\n");       for (ix = 0; ix < maxFiles; ix++)	{	if ((pEntry = aioEntryFind (ix)) == NULL)	    continue;        semTake (&pEntry->ioQSem, WAIT_FOREVER);	for (pNode = DLL_FIRST (&pEntry->ioQ); pNode != NULL; 	     pNode = DLL_NEXT (pNode))	    {	    pReq = FD_NODE_TO_SYS (pNode);            printf ("%#10x  %2d  %5s  %9s  %4d  ", (int) pReq->pAiocb, 		    pReq->pAiocb->aio_fildes, ops [pReq->ioNode.op],		    states [pReq->state], ((IO_NODE *) pReq)->prio);	    if (pReq->state == AIO_COMPLETED)		printf ("%6d %#10x", pReq->ioNode.retVal, 			pReq->ioNode.errorVal);	    printf ("\n");	    }        semGive (&pEntry->ioQSem);	}    printf ("\n");    return (OK);    }/****************************************************************************** * aioVerboseEnbable - enable debugging/verbose mode. * * RETURNS: OK* * NOMANUAL*/int aioVerboseEnable ()    {    aioPrintRtn = (FUNCPTR) printf;    return (OK);    }