DataMuseum.dk

top - metrics - download

    Length: 3177 (0xc69)
    Types: TextFile
    Names: »ryopinvoke.c«

└─⟦3d0c2be1b⟧ Bits:30001254 ISODE-5.0 Tape
    └─⟦eba4602b1⟧ »./isode-5.0.tar.Z« 
        └─⟦d3ac74d73⟧ 
            └─⟦this⟧ »isode-5.0/rosy/ryopinvoke.c« 

TextFile

/* ryopinvoke.c - ROSY: invoke */

#ifndef	lint
static char *rcsid = "$Header: /f/osi/rosy/RCS/ryopinvoke.c,v 6.0 89/03/18 23:42:57 mrose Rel $";
#endif

/* 
 * $Header: /f/osi/rosy/RCS/ryopinvoke.c,v 6.0 89/03/18 23:42:57 mrose Rel $
 *
 *
 * $Log:	ryopinvoke.c,v $
 * Revision 6.0  89/03/18  23:42:57  mrose
 * Release 5.0
 * 
 */

/*
 *				  NOTICE
 *
 *    Acquisition, use, and distribution of this module and related
 *    materials are subject to the restrictions of a license agreement.
 *    Consult the Preface in the User's Manual for the full terms of
 *    this agreement.
 *
 */


/* LINTLIBRARY */

#include <stdio.h>
#include "rosy.h"


#define	missingP(p) \
{ \
    if (p == NULL) \
	return rosaplose (roi, ROS_PARAMETER, NULLCP, \
			    "mandatory parameter \"%s\" missing", "p"); \
}

/* \f

   INVOKE */

int	RyOpInvoke (sd, ryo, op, in, out, rfx, efx, class, invokeID, linkedID,
		    priority, roi)
int	sd;
register struct RyOperation *ryo;
int	op,
	class,
	invokeID,
       *linkedID,
	priority;
caddr_t	in,
       *out;
IFP	rfx,
    	efx;
struct RoSAPindication *roi;
{
    int	    result;
    PE	    pe;
    register struct opsblk *opb;

    missingP (ryo);
    missingP (roi);

    if (opb = findopblk (sd, invokeID, OPB_INITIATOR))
	return rosaplose (roi, ROS_IP_DUP, NULLCP, NULLCP);

    for (; ryo -> ryo_name; ryo++)
	if (ryo -> ryo_op == op)
	    break;
    if (!ryo -> ryo_name)
	return rosaplose (roi, ROS_PARAMETER, NULLCP,
			"unknown operation code %d", op);

    if (ryo -> ryo_arg_encode) {
#ifdef	notdef
	missingP (in);
#endif

	if ((*ryo -> ryo_arg_encode) (&pe, 1, NULL, NULLCP, in) == NOTOK)
	    return rosaplose (roi, ROS_CONGEST, NULLCP,
			"error encoding argument for invocation %d operation %s/%d",
			invokeID, ryo -> ryo_name, ryo -> ryo_op);
    }
    else {
	if (in)
	    return rosaplose (roi, ROS_PARAMETER, NULLCP,
			"argument not permitted with operation %s/%d",
			ryo -> ryo_name, ryo -> ryo_op);

	pe = NULLPE;
    }

    if (ryo -> ryo_result || ryo -> ryo_errors) {
	if (out) {
	    if (rfx || efx)
		return rosaplose (roi, ROS_PARAMETER, NULLCP,
				  "out is exclusive with rfx/efx parameters");
	}
	else {
	    if (ryo -> ryo_result) {
		missingP (rfx);
	    }
	    missingP (efx);
	}

	if ((opb = newopblk (sd, invokeID)) == NULLOPB) {
	    if (pe)
		pe_free (pe);
	    return rosaplose (roi, ROS_CONGEST, NULLCP, NULLCP);
	}

	opb -> opb_ryo = ryo;
	opb -> opb_resfnx = rfx, opb -> opb_errfnx = efx;
    }
    else {
	if (class != ROS_ASYNC) {
	    if (pe)
		pe_free (pe);
	    return rosaplose (roi, ROS_PARAMETER, NULLCP,
			"ASYNC class must be used with operation %s/%d",
			ryo -> ryo_name, ryo -> ryo_op);
	}

	opb = NULLOPB;
    }

    result = RoInvokeRequest (sd, ryo -> ryo_op, class, pe, invokeID, linkedID,
		    priority, roi);

    if (pe)
	pe_free (pe);

    switch (result) {
	case NOTOK:
	case DONE:
	    break;

	case OK:
	    if (class == ROS_ASYNC)
		return OK;
	    return RyWaitAux (sd, opb, out, NOTOK, roi);

	default:
	    result = rosaplose (roi, ROS_PROTOCOL, NULLCP,
			"unknown return from RoInvokeRequest=%d", result);
	    break;
    }

    freeopblk (opb);

    return result;
}