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List: lustre-cvs
Subject: [Lustre-cvs] CVS: obd/lib obd_pack.c,NONE,1.1 mds_pack.c,1.1,1.2
From: "Peter J. Braam" <braam () users ! sourceforge ! net>
Date: 2001-12-29 0:20:45
[Download RAW message or body]
Update of /cvsroot/lustre/obd/lib
In directory usw-pr-cvs1:/tmp/cvs-serv15337/lib
Modified Files:
mds_pack.c
Added Files:
obd_pack.c
Log Message:
- fixes to the MDS: it now answers requests from the request test
program.
- beginning of OST client/server code - needs work.
--- NEW FILE ---
/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
* Copyright (C) 2001 Cluster File Systems, Inc. <braam@clusterfs.com>
*
* This file is part of InterMezzo, http://www.inter-mezzo.org.
*
* InterMezzo is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* InterMezzo 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 InterMezzo; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Unpacking of KML records
*
*/
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/major.h>
#include <linux/sched.h>
#include <linux/lp.h>
#include <linux/slab.h>
#include <linux/ioport.h>
#include <linux/fcntl.h>
#include <linux/delay.h>
#include <linux/skbuff.h>
#include <linux/proc_fs.h>
#include <linux/vmalloc.h>
#include <linux/fs.h>
#include <linux/poll.h>
#include <linux/init.h>
#include <linux/list.h>
#include <asm/io.h>
#include <asm/segment.h>
#include <asm/system.h>
#include <asm/poll.h>
#include <asm/uaccess.h>
#include <linux/obd_support.h>
#include <linux/lustre_lib.h>
#include <linux/lustre_idl.h>
int mds_pack_req(char *name, int namelen, char *tgt, int tgtlen,
struct mds_req_hdr **hdr, struct mds_req **req,
int *len, char **buf)
{
char *ptr;
*len = sizeof(**hdr) + size_round(namelen) + size_round(tgtlen) +
sizeof(**req);
*buf = kmalloc(*len, GFP_KERNEL);
if (!*buf) {
EXIT;
return -ENOMEM;
}
memset(*buf, 0, *len);
*hdr = (struct mds_req_hdr *)(*buf);
*req = (struct mds_req *)(*buf + sizeof(**hdr));
ptr = *buf + sizeof(**hdr) + sizeof(**req);
(*hdr)->type = MDS_TYPE_REQ;
(*req)->namelen = NTOH__u32(namelen);
if (name) {
LOGL(name, namelen, ptr);
}
(*req)->tgtlen = NTOH__u32(tgtlen);
if (tgt) {
LOGL(tgt, tgtlen, ptr);
}
return 0;
}
int mds_unpack_req(char *buf, int len,
struct mds_req_hdr **hdr, struct mds_req **req)
{
if (len < sizeof(**hdr) + sizeof(**req)) {
EXIT;
return -EINVAL;
}
*hdr = (struct mds_req_hdr *) (buf);
*req = (struct mds_req *) (buf + sizeof(**hdr));
(*req)->namelen = NTOH__u32((*req)->namelen);
(*req)->tgtlen = NTOH__u32((*req)->namelen);
if (len < sizeof(**hdr) + sizeof(**req) + (*req)->namelen +
(*req)->tgtlen ) {
EXIT;
return -EINVAL;
}
if ((*req)->namelen) {
(*req)->name = buf + sizeof(**hdr) + sizeof(**req);
} else {
(*req)->name = NULL;
}
if ((*req)->tgtlen) {
(*req)->tgt = buf + sizeof(**hdr) + sizeof(**req) +
size_round((*req)->namelen);
} else {
(*req)->tgt = NULL;
}
EXIT;
return 0;
}
int mds_pack_rep(char *name, int namelen, char *tgt, int tgtlen,
struct mds_rep_hdr **hdr, struct mds_rep **rep,
int *len, char **buf)
{
char *ptr;
*len = sizeof(**hdr) + size_round(namelen) + size_round(tgtlen) +
sizeof(**rep);
*buf = kmalloc(*len, GFP_KERNEL);
if (!*buf) {
EXIT;
return -ENOMEM;
}
memset(*buf, 0, *len);
*hdr = (struct mds_rep_hdr *)(*buf);
*rep = (struct mds_rep *)(*buf + sizeof(**hdr));
ptr = *buf + sizeof(**hdr) + sizeof(**rep);
(*rep)->namelen = NTOH__u32(namelen);
if (name) {
LOGL(name, namelen, ptr);
}
(*rep)->tgtlen = NTOH__u32(tgtlen);
if (tgt) {
LOGL(tgt, tgtlen, ptr);
}
return 0;
}
int mds_unpack_rep(char *buf, int len,
struct mds_rep_hdr **hdr, struct mds_rep **rep)
{
if (len < sizeof(**hdr) + sizeof(**rep)) {
EXIT;
return -EINVAL;
}
*hdr = (struct mds_rep_hdr *) (buf);
*rep = (struct mds_rep *) (buf + sizeof(**hdr));
(*rep)->namelen = NTOH__u32((*rep)->namelen);
(*rep)->tgtlen = NTOH__u32((*rep)->namelen);
if (len < sizeof(**hdr) + sizeof(**rep) + (*rep)->namelen +
(*rep)->tgtlen ) {
EXIT;
return -EINVAL;
}
if ((*rep)->namelen) {
(*rep)->name = buf + sizeof(**hdr) + sizeof(**rep);
} else {
(*rep)->name = NULL;
}
if ((*rep)->tgtlen) {
(*rep)->tgt = buf + sizeof(**hdr) + sizeof(**rep) +
size_round((*rep)->namelen);
} else {
(*rep)->tgt = NULL;
}
EXIT;
return 0;
}
Index: mds_pack.c
===================================================================
RCS file: /cvsroot/lustre/obd/lib/mds_pack.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- mds_pack.c 2001/12/28 04:41:15 1.1
+++ mds_pack.c 2001/12/29 00:20:43 1.2
@@ -56,7 +56,7 @@
{
char *ptr;
- *len = sizeof(**hdr) + size_round(namelen) + sizeround(tgtlen) +
+ *len = sizeof(**hdr) + size_round(namelen) + size_round(tgtlen) +
sizeof(**req);
*buf = kmalloc(*len, GFP_KERNEL);
@@ -72,12 +72,12 @@
(*hdr)->type = MDS_TYPE_REQ;
- (*req)->namelen = NTOH_u32(namelen);
+ (*req)->namelen = NTOH__u32(namelen);
if (name) {
LOGL(name, namelen, ptr);
}
- (*req)->tgtlen = NTOH_u32(tgtlen);
+ (*req)->tgtlen = NTOH__u32(tgtlen);
if (tgt) {
LOGL(tgt, tgtlen, ptr);
}
@@ -95,8 +95,8 @@
*hdr = (struct mds_req_hdr *) (buf);
*req = (struct mds_req *) (buf + sizeof(**hdr));
- (*req)->namelen = NTOH_u32((*req)->namelen);
- (*req)->tgtlen = NTOH_u32((*req)->namelen);
+ (*req)->namelen = NTOH__u32((*req)->namelen);
+ (*req)->tgtlen = NTOH__u32((*req)->namelen);
if (len < sizeof(**hdr) + sizeof(**req) + (*req)->namelen +
(*req)->tgtlen ) {
@@ -112,7 +112,7 @@
if ((*req)->tgtlen) {
(*req)->tgt = buf + sizeof(**hdr) + sizeof(**req) +
- sizerount((*req)->namelen);
+ size_round((*req)->namelen);
} else {
(*req)->tgt = NULL;
}
@@ -127,7 +127,7 @@
{
char *ptr;
- *len = sizeof(**hdr) + size_round(namelen) + sizeround(tgtlen) +
+ *len = sizeof(**hdr) + size_round(namelen) + size_round(tgtlen) +
sizeof(**rep);
*buf = kmalloc(*len, GFP_KERNEL);
@@ -141,12 +141,12 @@
*rep = (struct mds_rep *)(*buf + sizeof(**hdr));
ptr = *buf + sizeof(**hdr) + sizeof(**rep);
- (*rep)->namelen = NTOH_u32(namelen);
+ (*rep)->namelen = NTOH__u32(namelen);
if (name) {
LOGL(name, namelen, ptr);
}
- (*rep)->tgtlen = NTOH_u32(tgtlen);
+ (*rep)->tgtlen = NTOH__u32(tgtlen);
if (tgt) {
LOGL(tgt, tgtlen, ptr);
}
@@ -164,8 +164,8 @@
*hdr = (struct mds_rep_hdr *) (buf);
*rep = (struct mds_rep *) (buf + sizeof(**hdr));
- (*rep)->namelen = NTOH_u32((*rep)->namelen);
- (*rep)->tgtlen = NTOH_u32((*rep)->namelen);
+ (*rep)->namelen = NTOH__u32((*rep)->namelen);
+ (*rep)->tgtlen = NTOH__u32((*rep)->namelen);
if (len < sizeof(**hdr) + sizeof(**rep) + (*rep)->namelen +
(*rep)->tgtlen ) {
@@ -181,7 +181,7 @@
if ((*rep)->tgtlen) {
(*rep)->tgt = buf + sizeof(**hdr) + sizeof(**rep) +
- sizerount((*rep)->namelen);
+ size_round((*rep)->namelen);
} else {
(*rep)->tgt = NULL;
}
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