diff options
| -rw-r--r-- | nfs/nfs.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/nfs/nfs.c b/nfs/nfs.c new file mode 100644 index 00000000..8687e113 --- /dev/null +++ b/nfs/nfs.c @@ -0,0 +1,65 @@ +/* + Copyright (C) 1995 Free Software Foundation, Inc. + Written by Michael I. Bushnell, p/BSG. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + + +/* Round a number up to be a multiple of four. */ +#define NFS_ROUNDUP(foo) ((foo + 3) & ~3) + +/* Each of these functions copies its second arg to *P, converting it + to XDR representation along the way. They then the address after + the copied value. */ + +static inline void * +xdr_encode_int (void *p, int foo) +{ + *(int *)p = htonl (foo); + return p + sizeof (int); +} + +static inline void * +xdr_encode_fhandle (void *p, void *fhandle) +{ + bcopy (fhandle, p, NFSV2_FHSIZE); + return p + NFSV2_FHSIZE; +} + +static inline void * +xdr_encode_string (void *p, char *string) +{ + int len = strlen (string); + + /* length */ + p = xdr_encode_int (p, len); + + /* Fill in string */ + bcopy (string, p, len); + p += len; + + /* Zero extra */ + if (NFS_ROUNDUP (len) > len) + { + bzero (p, NFS_ROUNDUP (len) - len); + p += NFS_ROUNDUP (len) - len; + } + + return p; +} + + |