diff options
Diffstat (limited to 'lib/libc/xdr/xdr_mem.c')
| -rw-r--r-- | lib/libc/xdr/xdr_mem.c | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/lib/libc/xdr/xdr_mem.c b/lib/libc/xdr/xdr_mem.c deleted file mode 100644 index 36b9ada..0000000 --- a/lib/libc/xdr/xdr_mem.c +++ /dev/null @@ -1,242 +0,0 @@ -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ - -#if defined(LIBC_SCCS) && !defined(lint) -/*static char *sccsid = "from: @(#)xdr_mem.c 1.19 87/08/11 Copyr 1984 Sun Micro";*/ -/*static char *sccsid = "from: @(#)xdr_mem.c 2.1 88/07/29 4.0 RPCSRC";*/ -static char *rcsid = "$Id: xdr_mem.c,v 1.4 1996/12/30 14:07:09 peter Exp $"; -#endif - -/* - * xdr_mem.h, XDR implementation using memory buffers. - * - * Copyright (C) 1984, Sun Microsystems, Inc. - * - * If you have some data to be interpreted as external data representation - * or to be converted to external data representation in a memory buffer, - * then this is the package for you. - * - */ - -#include <string.h> -#include <rpc/types.h> -#include <rpc/xdr.h> -#include <netinet/in.h> - -static bool_t xdrmem_getlong_aligned(); -static bool_t xdrmem_putlong_aligned(); -static bool_t xdrmem_getlong_unaligned(); -static bool_t xdrmem_putlong_unaligned(); -static bool_t xdrmem_getbytes(); -static bool_t xdrmem_putbytes(); -static u_int xdrmem_getpos(); /* XXX w/64-bit pointers, u_int not enough! */ -static bool_t xdrmem_setpos(); -static int32_t *xdrmem_inline_aligned(); -static int32_t *xdrmem_inline_unaligned(); -static void xdrmem_destroy(); - -static struct xdr_ops xdrmem_ops_aligned = { - xdrmem_getlong_aligned, - xdrmem_putlong_aligned, - xdrmem_getbytes, - xdrmem_putbytes, - xdrmem_getpos, - xdrmem_setpos, - xdrmem_inline_aligned, - xdrmem_destroy -}; - -static struct xdr_ops xdrmem_ops_unaligned = { - xdrmem_getlong_unaligned, - xdrmem_putlong_unaligned, - xdrmem_getbytes, - xdrmem_putbytes, - xdrmem_getpos, - xdrmem_setpos, - xdrmem_inline_unaligned, - xdrmem_destroy -}; - -/* - * The procedure xdrmem_create initializes a stream descriptor for a - * memory buffer. - */ -void -xdrmem_create(xdrs, addr, size, op) - register XDR *xdrs; - caddr_t addr; - u_int size; - enum xdr_op op; -{ - - xdrs->x_op = op; - xdrs->x_ops = ((size_t)addr & (sizeof(int32_t) - 1)) - ? &xdrmem_ops_unaligned : &xdrmem_ops_aligned; - xdrs->x_private = xdrs->x_base = addr; - xdrs->x_handy = size; -} - -static void -xdrmem_destroy(/*xdrs*/) - /*XDR *xdrs;*/ -{ - -} - -static bool_t -xdrmem_getlong_aligned(xdrs, lp) - register XDR *xdrs; - long *lp; -{ - - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) - return (FALSE); - *lp = ntohl(*(int32_t *)(xdrs->x_private)); - xdrs->x_private += sizeof(int32_t); - return (TRUE); -} - -static bool_t -xdrmem_putlong_aligned(xdrs, lp) - register XDR *xdrs; - long *lp; -{ - - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) - return (FALSE); - *(int32_t *)xdrs->x_private = htonl(*lp); - xdrs->x_private += sizeof(int32_t); - return (TRUE); -} - -static bool_t -xdrmem_getlong_unaligned(xdrs, lp) - register XDR *xdrs; - long *lp; -{ - int32_t l; - - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) - return (FALSE); - memcpy(&l, xdrs->x_private, sizeof(int32_t)); - *lp = ntohl(l); - xdrs->x_private += sizeof(int32_t); - return (TRUE); -} - -static bool_t -xdrmem_putlong_unaligned(xdrs, lp) - register XDR *xdrs; - long *lp; -{ - int32_t l; - - if ((xdrs->x_handy -= sizeof(int32_t)) < 0) - return (FALSE); - l = htonl(*lp); - memcpy(xdrs->x_private, &l, sizeof(int32_t)); - xdrs->x_private += sizeof(int32_t); - return (TRUE); -} - -static bool_t -xdrmem_getbytes(xdrs, addr, len) - register XDR *xdrs; - caddr_t addr; - register u_int len; -{ - - if ((xdrs->x_handy -= len) < 0) - return (FALSE); - memcpy(addr, xdrs->x_private, len); - xdrs->x_private += len; - return (TRUE); -} - -static bool_t -xdrmem_putbytes(xdrs, addr, len) - register XDR *xdrs; - caddr_t addr; - register u_int len; -{ - - if ((xdrs->x_handy -= len) < 0) - return (FALSE); - memcpy(xdrs->x_private, addr, len); - xdrs->x_private += len; - return (TRUE); -} - -static u_int -xdrmem_getpos(xdrs) - register XDR *xdrs; -{ - - /* XXX w/64-bit pointers, u_int not enough! */ - return ((u_long)xdrs->x_private - (u_long)xdrs->x_base); -} - -static bool_t -xdrmem_setpos(xdrs, pos) - register XDR *xdrs; - u_int pos; -{ - register caddr_t newaddr = xdrs->x_base + pos; - register caddr_t lastaddr = xdrs->x_private + xdrs->x_handy; - - if ((long)newaddr > (long)lastaddr) - return (FALSE); - xdrs->x_private = newaddr; - xdrs->x_handy = (long)lastaddr - (long)newaddr; - return (TRUE); -} - -static int32_t * -xdrmem_inline_aligned(xdrs, len) - register XDR *xdrs; - int len; -{ - int32_t *buf = 0; - - if (xdrs->x_handy >= len) { - xdrs->x_handy -= len; - buf = (int32_t *) xdrs->x_private; - xdrs->x_private += len; - } - return (buf); -} - -static int32_t * -xdrmem_inline_unaligned(xdrs, len) - register XDR *xdrs; - int len; -{ - - return (0); -} |
