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33 * General purpose routine to see how much space something will use
34 * when serialized using XDR.
37 #include <rpc/types.h>
39 #include <sys/types.h>
41 #include <shlib-compat.h>
45 x_putlong (XDR *xdrs, const long *longp)
47 xdrs->x_handy += BYTES_PER_XDR_UNIT;
53 x_putbytes (XDR *xdrs, const char *bp, u_int len)
60 x_getpostn (const XDR *xdrs)
67 x_setpostn (XDR *xdrs, u_int len)
69 /* This is not allowed */
74 x_inline (XDR *xdrs, u_int len)
78 if (xdrs->x_op != XDR_ENCODE)
80 if (len < (u_int) (long int) xdrs->x_base)
82 /* x_private was already allocated */
84 return (int32_t *) xdrs->x_private;
88 /* Free the earlier space and allocate new area */
89 free (xdrs->x_private);
90 if ((xdrs->x_private = (caddr_t) malloc (len)) == NULL)
95 xdrs->x_base = (void *) (long) len;
97 return (int32_t *) xdrs->x_private;
104 /* Always return FALSE/NULL, as the case may be */
109 x_destroy (XDR *xdrs)
115 free (xdrs->x_private);
116 xdrs->x_private = NULL;
122 x_putint32 (XDR *xdrs, const int32_t *int32p)
124 xdrs->x_handy += BYTES_PER_XDR_UNIT;
129 xdr_sizeof (xdrproc_t func, void *data)
134 /* to stop ANSI-C compiler from complaining */
135 typedef bool_t (*dummyfunc1) (XDR *, long *);
136 typedef bool_t (*dummyfunc2) (XDR *, caddr_t, u_int);
137 typedef bool_t (*dummyfunc3) (XDR *, int32_t *);
139 ops.x_putlong = x_putlong;
140 ops.x_putbytes = x_putbytes;
141 ops.x_inline = x_inline;
142 ops.x_getpostn = x_getpostn;
143 ops.x_setpostn = x_setpostn;
144 ops.x_destroy = x_destroy;
145 ops.x_putint32 = x_putint32;
147 /* the other harmless ones */
148 ops.x_getlong = (dummyfunc1) harmless;
149 ops.x_getbytes = (dummyfunc2) harmless;
150 ops.x_getint32 = (dummyfunc3) harmless;
155 x.x_private = (caddr_t) NULL;
156 x.x_base = (caddr_t) 0;
158 stat = func (&x, data);
160 return stat == TRUE ? x.x_handy : 0;
162 #ifdef EXPORT_RPC_SYMBOLS
163 libc_hidden_def (xdr_sizeof)
165 libc_hidden_nolink_sunrpc (xdr_sizeof, GLIBC_2_1)