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/* xdr_ld.c  - xdr routines for remote dbx interface to VxWorks  */

/*  Copyright 1984, 1985, 1986, 1987, 1988, 1989, 1992, 1993, 1998

    Free Software Foundation, Inc.

    This code was donated by Wind River Systems, Inc. */

/*

modification history

--------------------

01a,05jun90,llk  extracted from xdr_dbx.c.

*/

/*

DESCRIPTION

This module contains the eXternal Data Representation (XDR) routines

for object files that are downloaded to VxWorks.  They are used by

remote debuggers that use RPC (such as dbxWorks and vxGdb).

*/

#include "defs.h"

#include "vxWorks.h"

#include "rpc/rpc.h"

#include "xdr_ld.h"

/* forward declarations */

bool_t xdr_String();    /* xdr routine for argument list */

/*******************************************************************************

*

* xdr_String - xdr routine for strings.

*

* Used by xdr_arg_info to handle the actual argument

* strings.  normally calls xdr_string - but does something

* reasonable encode of null pointer.

*/

bool_t xdr_String (xdrs, strp)

    XDR *xdrs;

    char **strp;

    {

    if ((*strp == NULL) & (xdrs->x_op == XDR_ENCODE))

        return(FALSE);

    else

        return(xdr_string(xdrs, strp, MAXSTRLEN));

    }

/*******************************************************************************

*

* xdr_ldfile - xdr routine for a single element in the load table

*/

bool_t xdr_ldfile (xdrs, objp)

    XDR *xdrs;

    ldfile *objp;

    {

    if (! xdr_String(xdrs, &objp->name))

        return(FALSE);

    if (! xdr_int(xdrs, &objp->txt_addr))

        return(FALSE);

    if (! xdr_int(xdrs, &objp->data_addr))

        return(FALSE);

    if (! xdr_int(xdrs, &objp->bss_addr))

        return(FALSE);

    return(TRUE);

    }

/*******************************************************************************

*

* xdr_ldtabl -

*

* xdr routine for a list of files and load addresses loaded into VxWorks.

*/

bool_t xdr_ldtabl (xdrs,objp)

    XDR *xdrs;

    ldtabl *objp;

    {

    return (xdr_array (xdrs, (char **) &objp->tbl_ent, (UINT *) &objp->tbl_size,

            MAXTBLSZ, sizeof(ldfile), xdr_ldfile));

    }