glibc/sunrpc/xdr_mem.c
Ulrich Drepper 77fe0b9cd8 Update.
2002-02-25  Ulrich Drepper  <drepper@redhat.com>

	* assert/assert-perr.c: Use INTUSE to reference functions and variables
	inside libc itself.  Ise INTDEF and INTDEF2 to define appropriate
	aliases.  Add prototypes for the new aliases.
	* assert/assert.c: Likewise.
	* include/libc-symbols.h: Likewise.
	* include/stdio.h: Likewise.
	* include/netinet/in.h: Likewise.
	* include/rpc/auth.h: Likewise.
	* include/rpc/auth_unix.h: Likewise.
	* include/rpc/key_prot.h: Likewise.
	* include/rpc/pmap_prot.h: Likewise.
	* include/rpc/pmap_rmt.h: Likewise.
	* include/rpc/rpc_msg.h: Likewise.
	* include/rpc/xdr.h: Likewise.
	* inet/gethstbyad_r.c: Likewise.
	* inet/gethstbynm2_r.c: Likewise.
	* inet/gethstbynm_r.c: Likewise.
	* inet/gethstent_r.c: Likewise.
	* inet/in6_addr.c: Likewise.
	* libio/__fpurge.c: Likewise.
	* libio/filedoalloc.c: Likewise.
	* libio/fileops.c: Likewise.
	* libio/ftello.c: Likewise.
	* libio/ftello64.c: Likewise.
	* libio/genops.c: Likewise.
	* libio/iofclose.c: Likewise.
	* libio/iofdopen.c: Likewise.
	* libio/iofflush.c: Likewise.
	* libio/iofflush_u.c: Likewise.
	* libio/iofgetpos.c: Likewise.
	* libio/iofgetpos64.c: Likewise.
	* libio/iofgets.c: Likewise.
	* libio/iofgets_u.c: Likewise.
	* libio/iofopen.c: Likewise.
	* libio/iofopncook.c: Likewise.
	* libio/iofputs.c: Likewise.
	* libio/iofread.c: Likewise.
	* libio/iofread_u.c: Likewise.
	* libio/iofsetpos.c: Likewise.
	* libio/iofsetpos64.c: Likewise.
	* libio/ioftell.c: Likewise.
	* libio/iofwrite.c: Likewise.
	* libio/iogetline.c: Likewise.
	* libio/iogets.c: Likewise.
	* libio/iogetwline.c: Likewise.
	* libio/iolibio.h: Likewise.
	* libio/iopadn.c: Likewise.
	* libio/iopopen.c: Likewise.
	* libio/ioseekoff.c: Likewise.
	* libio/ioseekpos.c: Likewise.
	* libio/iosetbuffer.c: Likewise.
	* libio/iosetvbuf.c: Likewise.
	* libio/ioungetc.c: Likewise.
	* libio/ioungetwc.c: Likewise.
	* libio/iovdprintf.c: Likewise.
	* libio/iovsprintf.c: Likewise.
	* libio/iovsscanf.c: Likewise.
	* libio/libioP.h: Likewise.
	* libio/memstream.c: Likewise.
	* libio/obprintf.c: Likewise.
	* libio/oldfileops.c: Likewise.
	* libio/oldiofclose.c: Likewise.
	* libio/oldiofdopen.c: Likewise.
	* libio/oldiofgetpos.c: Likewise.
	* libio/oldiofgetpos64.c: Likewise.
	* libio/oldiofopen.c: Likewise.
	* libio/oldiofsetpos.c: Likewise.
	* libio/oldiofsetpos64.c: Likewise.
	* libio/oldiopopen.c: Likewise.
	* libio/oldstdfiles.c: Likewise.
	* libio/putc.c: Likewise.
	* libio/setbuf.c: Likewise.
	* libio/setlinebuf.c: Likewise.
	* libio/stdfiles.c: Likewise.
	* libio/stdio.c: Likewise.
	* libio/strops.c: Likewise.
	* libio/vasprintf.c: Likewise.
	* libio/vscanf.c: Likewise.
	* libio/vsnprintf.c: Likewise.
	* libio/vswprintf.c: Likewise.
	* libio/wfiledoalloc.c: Likewise.
	* libio/wfileops.c: Likewise.
	* libio/wgenops.c: Likewise.
	* libio/wstrops.c: Likewise.
	* malloc/mtrace.c: Likewise.
	* misc/error.c: Likewise.
	* misc/syslog.c: Likewise.
	* nss/getXXbyYY_r.c: Likewise.
	* nss/getXXent_r.c: Likewise.
	* nss/hosts-lookup.c: Likewise.
	* stdio-common/getw.c
	* stdio-common/printf-prs.c: Likewise.
	* stdio-common/printf_fp.c: Likewise.
	* stdio-common/printf_size.c: Likewise.
	* stdio-common/putw.c: Likewise.
	* stdio-common/scanf.c: Likewise.
	* stdio-common/sprintf.c: Likewise.
	* stdio-common/tmpfile64.c: Likewise.
	* stdio-common/vfprintf.c: Likewise.
	* stdio-common/vfscanf.c: Likewise.
	* stdlib/strfmon.c: Likewise.
	* sunrpc/auth_des.c: Likewise.
	* sunrpc/auth_none.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/authdes_prot.c: Likewise.
	* sunrpc/authuxprot.c: Likewise.
	* sunrpc/clnt_perr.c: Likewise.
	* sunrpc/clnt_raw.c: Likewise.
	* sunrpc/clnt_tcp.c: Likewise.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/clnt_unix.c: Likewise.
	* sunrpc/key_call.c: Likewise.
	* sunrpc/key_prot.c: Likewise.
	* sunrpc/openchild.c: Likewise.
	* sunrpc/pm_getmaps.c: Likewise.
	* sunrpc/pm_getport.c: Likewise.
	* sunrpc/pmap_clnt.c: Likewise.
	* sunrpc/pmap_prot.c: Likewise.
	* sunrpc/pmap_prot2.c: Likewise.
	* sunrpc/pmap_rmt.c: Likewise.
	* sunrpc/rpc_cmsg.c: Likewise.
	* sunrpc/rpc_prot.c: Likewise.
	* sunrpc/svc_authux.c: Likewise.
	* sunrpc/svc_raw.c: Likewise.
	* sunrpc/svc_simple.c: Likewise.
	* sunrpc/svc_tcp.c: Likewise.
	* sunrpc/svc_udp.c: Likewise.
	* sunrpc/svc_unix.c: Likewise.
	* sunrpc/xdr.c: Likewise.
	* sunrpc/xdr_array.c: Likewise.
	* sunrpc/xdr_mem.c: Likewise.
	* sunrpc/xdr_rec.c: Likewise.
	* sunrpc/xdr_ref.c: Likewise.
	* sunrpc/xdr_stdio.c: Likewise.
	* sysdeps/generic/_strerror.c: Likewise.
	* sysdeps/generic/printf_fphex.c: Likewise.
	* sysdeps/generic/tmpfile.c: Likewise.
	* sysdeps/gnu/errlist.awk: Likewise.
	* sysdeps/gnu/errlist.c: Likewise.

	* libio/Makefile (routines): Remove iosprint.
	* libio/iosprintf.c: Removed
2002-02-26 01:45:59 +00:00

229 lines
6.0 KiB
C

/*
* 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
*/
/*
* 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/rpc.h>
static bool_t xdrmem_getlong (XDR *, long *);
static bool_t xdrmem_putlong (XDR *, const long *);
static bool_t xdrmem_getbytes (XDR *, caddr_t, u_int);
static bool_t xdrmem_putbytes (XDR *, const char *, u_int);
static u_int xdrmem_getpos (const XDR *);
static bool_t xdrmem_setpos (XDR *, u_int);
static int32_t *xdrmem_inline (XDR *, int);
static void xdrmem_destroy (XDR *);
static bool_t xdrmem_getint32 (XDR *, int32_t *);
static bool_t xdrmem_putint32 (XDR *, const int32_t *);
static const struct xdr_ops xdrmem_ops =
{
xdrmem_getlong,
xdrmem_putlong,
xdrmem_getbytes,
xdrmem_putbytes,
xdrmem_getpos,
xdrmem_setpos,
xdrmem_inline,
xdrmem_destroy,
xdrmem_getint32,
xdrmem_putint32
};
/*
* The procedure xdrmem_create initializes a stream descriptor for a
* memory buffer.
*/
void
xdrmem_create (XDR *xdrs, const caddr_t addr, u_int size, enum xdr_op op)
{
xdrs->x_op = op;
/* We have to add the const since the `struct xdr_ops' in `struct XDR'
is not `const'. */
xdrs->x_ops = (struct xdr_ops *) &xdrmem_ops;
xdrs->x_private = xdrs->x_base = addr;
xdrs->x_handy = size;
}
INTDEF(xdrmem_create)
/*
* Nothing needs to be done for the memory case. The argument is clearly
* const.
*/
static void
xdrmem_destroy (XDR *xdrs)
{
}
/*
* Gets the next word from the memory referenced by xdrs and places it
* in the long pointed to by lp. It then increments the private word to
* point at the next element. Neither object pointed to is const
*/
static bool_t
xdrmem_getlong (XDR *xdrs, long *lp)
{
if ((xdrs->x_handy -= 4) < 0)
return FALSE;
*lp = (int32_t) ntohl ((*((int32_t *) (xdrs->x_private))));
xdrs->x_private += 4;
return TRUE;
}
/*
* Puts the long pointed to by lp in the memory referenced by xdrs. It
* then increments the private word to point at the next element. The
* long pointed at is const
*/
static bool_t
xdrmem_putlong (XDR *xdrs, const long *lp)
{
if ((xdrs->x_handy -= 4) < 0)
return FALSE;
*(int32_t *) xdrs->x_private = htonl (*lp);
xdrs->x_private += 4;
return TRUE;
}
/*
* Gets an unaligned number of bytes from the xdrs structure and writes them
* to the address passed in addr. Be very careful when calling this routine
* as it could leave the xdrs pointing to an unaligned structure which is not
* a good idea. None of the things pointed to are const.
*/
static bool_t
xdrmem_getbytes (XDR *xdrs, caddr_t addr, u_int len)
{
if ((xdrs->x_handy -= len) < 0)
return FALSE;
memcpy (addr, xdrs->x_private, len);
xdrs->x_private += len;
return TRUE;
}
/*
* The complementary function to the above. The same warnings apply about
* unaligned data. The source address is const.
*/
static bool_t
xdrmem_putbytes (XDR *xdrs, const char *addr, u_int len)
{
if ((xdrs->x_handy -= len) < 0)
return FALSE;
memcpy (xdrs->x_private, addr, len);
xdrs->x_private += len;
return TRUE;
}
/*
* Not sure what this one does. But it clearly doesn't modify the contents
* of xdrs. **FIXME** does this not assume u_int == u_long?
*/
static u_int
xdrmem_getpos (const XDR *xdrs)
{
return (u_long) xdrs->x_private - (u_long) xdrs->x_base;
}
/*
* xdrs modified
*/
static bool_t
xdrmem_setpos (xdrs, pos)
XDR *xdrs;
u_int pos;
{
caddr_t newaddr = xdrs->x_base + pos;
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;
}
/*
* xdrs modified
*/
static int32_t *
xdrmem_inline (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;
}
/*
* Gets the next word from the memory referenced by xdrs and places it
* in the int pointed to by ip. It then increments the private word to
* point at the next element. Neither object pointed to is const
*/
static bool_t
xdrmem_getint32 (XDR *xdrs, int32_t *ip)
{
if ((xdrs->x_handy -= 4) < 0)
return FALSE;
*ip = ntohl ((*((int32_t *) (xdrs->x_private))));
xdrs->x_private += 4;
return TRUE;
}
/*
* Puts the long pointed to by lp in the memory referenced by xdrs. It
* then increments the private word to point at the next element. The
* long pointed at is const
*/
static bool_t
xdrmem_putint32 (XDR *xdrs, const int32_t *ip)
{
if ((xdrs->x_handy -= 4) < 0)
return FALSE;
*(int32_t *) xdrs->x_private = htonl (*ip);
xdrs->x_private += 4;
return TRUE;
}