xdr_sizeof.c File Reference

#include <wintirpc.h>
#include "namespace.h"
#include <rpc/types.h>
#include <rpc/xdr.h>
#include <sys/types.h>
#include <stdlib.h>
#include "un-namespace.h"

Include dependency graph for xdr_sizeof.c:

Go to the source code of this file.

Functions
static bool_t	x_putlong (XDR *xdrs, const long *longp)
static bool_t	x_putbytes (XDR *xdrs, const char *bp, u_int len)
static u_int	x_getpostn (XDR *xdrs)
static bool_t	x_setpostn (XDR *xdrs, u_int pos)
static int32_t *	x_inline (XDR *xdrs, u_int len)
static int	harmless ()
static void	x_destroy (XDR *xdrs)
unsigned long	xdr_sizeof (xdrproc_t func, void *data)

Function Documentation

harmless()

static int harmless ( )

static

Definition at line 106 of file xdr_sizeof.c.

{
    /* Always return FALSE/NULL, as the case may be */
    return (0);
}

Referenced by xdr_sizeof().

x_destroy()

static void x_destroy ( XDR *  xdrs )

static

Definition at line 113 of file xdr_sizeof.c.

{
    xdrs->x_handy = 0;
    xdrs->x_base = 0;
    if (xdrs->x_private) {
        free(xdrs->x_private);
        xdrs->x_private = NULL;
    }
    return;
}

Referenced by xdr_sizeof().

x_getpostn()

static u_int x_getpostn ( XDR *  xdrs )

static

Definition at line 64 of file xdr_sizeof.c.

{
    return (xdrs->x_handy);
}

Referenced by xdr_sizeof().

x_inline()

static int32_t * x_inline ( XDR *  xdrs, u_int  len  )

static

Definition at line 78 of file xdr_sizeof.c.

{
    if (len == 0) {
        return (NULL);
    }
    if (xdrs->x_op != XDR_ENCODE) {
        return (NULL);
    }
    if (len < PtrToUlong(xdrs->x_base)) {
        /* x_private was already allocated */
        xdrs->x_handy += len;
        return ((int32_t *) xdrs->x_private);
    } else {
        /* Free the earlier space and allocate new area */
        if (xdrs->x_private)
            free(xdrs->x_private);
        if ((xdrs->x_private = (caddr_t) malloc(len)) == NULL) {
            xdrs->x_base = 0;
            return (NULL);
        }
        xdrs->x_base = UIntToPtr(len);
        //xdrs->x_base = len;   // XXX Is this right???
        xdrs->x_handy += len;
        return ((int32_t *) xdrs->x_private);
    }
}

Referenced by xdr_sizeof().

x_putbytes()

static bool_t x_putbytes ( XDR *  xdrs, const char *  bp, u_int  len  )

static

Definition at line 57 of file xdr_sizeof.c.

{
    xdrs->x_handy += len;
    return (TRUE);
}

Referenced by xdr_sizeof().

x_putlong()

static bool_t x_putlong ( XDR *  xdrs, const long *  longp  )

static

Definition at line 49 of file xdr_sizeof.c.

{
    xdrs->x_handy += BYTES_PER_XDR_UNIT;
    return (TRUE);
}

Referenced by xdr_sizeof().

x_setpostn()

static bool_t x_setpostn ( XDR *  xdrs, u_int  pos  )

static

Definition at line 71 of file xdr_sizeof.c.

{
    /* This is not allowed */
    return (FALSE);
}

Referenced by xdr_sizeof().

xdr_sizeof()

unsigned long xdr_sizeof	(	xdrproc_t	func,
		void *	data
	)

Definition at line 125 of file xdr_sizeof.c.

{
    XDR x;
    struct xdr_ops ops;
    bool_t stat;
    /* to stop ANSI-C compiler from complaining */
    typedef  bool_t (* dummyfunc1)(XDR *, long *);
    typedef  bool_t (* dummyfunc2)(XDR *, caddr_t, u_int);
 
    ops.x_putlong = x_putlong;
    ops.x_putbytes = x_putbytes;
    ops.x_inline = x_inline;
    ops.x_getpostn = x_getpostn;
    ops.x_setpostn = x_setpostn;
    ops.x_destroy = x_destroy;
 
    /* the other harmless ones */
    ops.x_getlong =  (dummyfunc1) harmless;
    ops.x_getbytes = (dummyfunc2) harmless;
 
    x.x_op = XDR_ENCODE;
    x.x_ops = &ops;
    x.x_handy = 0;
    x.x_private = (caddr_t) NULL;
    x.x_base = (caddr_t) 0;
 
    stat = func(&x, data);
    if (x.x_private)
        free(x.x_private);
    return (stat == TRUE ? (unsigned) x.x_handy: 0);
}