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libnfs/nfs4/nfs4.c

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/* -*- mode:c; tab-width:8; c-basic-offset:8; indent-tabs-mode:nil; -*- */
/*
Copyright (C) 2016 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifdef WIN32
#include "win32_compat.h"
#else
#include <sys/stat.h>
#endif/*WIN32*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include "libnfs-zdr.h"
#include "libnfs.h"
#include "libnfs-raw.h"
#include "libnfs-private.h"
#include "libnfs-raw-nfs4.h"
char *nfsstat4_to_str(int error)
{
switch (error) {
case NFS4_OK: return "NFS4_OK"; break;
case NFS4ERR_PERM: return "NFS4ERR_PERM"; break;
case NFS4ERR_NOENT: return "NFS4ERR_NOENT"; break;
case NFS4ERR_IO: return "NFS4ERR_IO"; break;
case NFS4ERR_NXIO: return "NFS4ERR_NXIO"; break;
case NFS4ERR_ACCESS: return "NFS4ERR_ACCESS"; break;
case NFS4ERR_EXIST: return "NFS4ERR_EXIST"; break;
case NFS4ERR_XDEV: return "NFS4ERR_XDEV"; break;
case NFS4ERR_NOTDIR: return "NFS4ERR_NOTDIR"; break;
case NFS4ERR_ISDIR: return "NFS4ERR_ISDIR"; break;
case NFS4ERR_INVAL: return "NFS4ERR_INVAL"; break;
case NFS4ERR_FBIG: return "NFS4ERR_FBIG"; break;
case NFS4ERR_NOSPC: return "NFS4ERR_NOSPC"; break;
case NFS4ERR_ROFS: return"NFS4ERR_ROFS"; break;
case NFS4ERR_MLINK: return "NFS4ERR_MLINK"; break;
case NFS4ERR_NAMETOOLONG: return "NFS4ERR_NAMETOOLONG"; break;
case NFS4ERR_NOTEMPTY: return "NFS4ERR_NOTEMPTY"; break;
case NFS4ERR_DQUOT: return "NFS4ERR_DQUOT"; break;
case NFS4ERR_STALE: return "NFS4ERR_STALE"; break;
case NFS4ERR_BADHANDLE: return "NFS4ERR_BADHANDLE"; break;
case NFS4ERR_BAD_COOKIE: return "NFS4ERR_BAD_COOKIE"; break;
case NFS4ERR_NOTSUPP: return "NFS4ERR_NOTSUPP"; break;
case NFS4ERR_TOOSMALL: return "NFS4ERR_TOOSMALL"; break;
case NFS4ERR_SERVERFAULT: return "NFS4ERR_SERVERFAULT"; break;
case NFS4ERR_BADTYPE: return "NFS4ERR_BADTYPE"; break;
case NFS4ERR_DELAY: return "NFS4ERR_DELAY"; break;
case NFS4ERR_SAME: return "NFS4ERR_SAME"; break;
case NFS4ERR_DENIED: return "NFS4ERR_DENIED"; break;
case NFS4ERR_EXPIRED: return "NFS4ERR_EXPIRED"; break;
case NFS4ERR_LOCKED: return "NFS4ERR_LOCKED"; break;
case NFS4ERR_GRACE: return "NFS4ERR_GRACE"; break;
case NFS4ERR_FHEXPIRED: return "NFS4ERR_FHEXPIRED"; break;
case NFS4ERR_SHARE_DENIED: return "NFS4ERR_SHARE_DENIED"; break;
case NFS4ERR_WRONGSEC: return "NFS4ERR_WRONGSEC"; break;
case NFS4ERR_CLID_INUSE: return "NFS4ERR_CLID_INUSE"; break;
case NFS4ERR_RESOURCE: return "NFS4ERR_RESOURCE"; break;
case NFS4ERR_MOVED: return "NFS4ERR_MOVED"; break;
case NFS4ERR_NOFILEHANDLE: return "NFS4ERR_NOFILEHANDLE"; break;
case NFS4ERR_MINOR_VERS_MISMATCH: return "NFS4ERR_MINOR_VERS_MISMATCH"; break;
case NFS4ERR_STALE_CLIENTID: return "NFS4ERR_STALE_CLIENTID"; break;
case NFS4ERR_STALE_STATEID: return "NFS4ERR_STALE_STATEID"; break;
case NFS4ERR_OLD_STATEID: return "NFS4ERR_OLD_STATEID"; break;
case NFS4ERR_BAD_STATEID: return "NFS4ERR_BAD_STATEID"; break;
case NFS4ERR_BAD_SEQID: return "NFS4ERR_BAD_SEQID"; break;
case NFS4ERR_NOT_SAME: return "NFS4ERR_NOT_SAME"; break;
case NFS4ERR_LOCK_RANGE: return "NFS4ERR_LOCK_RANGE"; break;
case NFS4ERR_SYMLINK: return "NFS4ERR_SYMLINK"; break;
case NFS4ERR_RESTOREFH: return "NFS4ERR_RESTOREFH"; break;
case NFS4ERR_LEASE_MOVED: return "NFS4ERR_LEASE_MOVED"; break;
case NFS4ERR_ATTRNOTSUPP: return "NFS4ERR_ATTRNOTSUPP"; break;
case NFS4ERR_NO_GRACE: return "NFS4ERR_NO_GRACE"; break;
case NFS4ERR_RECLAIM_BAD: return "NFS4ERR_RECLAIM_BAD"; break;
case NFS4ERR_RECLAIM_CONFLICT: return "NFS4ERR_RECLAIM_CONFLICT"; break;
case NFS4ERR_BADZDR: return "NFS4ERR_BADZDR"; break;
case NFS4ERR_LOCKS_HELD: return "NFS4ERR_LOCKS_HELD"; break;
case NFS4ERR_OPENMODE: return "NFS4ERR_OPENMODE"; break;
case NFS4ERR_BADOWNER: return "NFS4ERR_BADOWNER"; break;
case NFS4ERR_BADCHAR: return "NFS4ERR_BADCHAR"; break;
case NFS4ERR_BADNAME: return "NFS4ERR_BADNAME"; break;
case NFS4ERR_BAD_RANGE: return "NFS4ERR_BAD_RANGE"; break;
case NFS4ERR_LOCK_NOTSUPP: return "NFS4ERR_LOCK_NOTSUPP"; break;
case NFS4ERR_OP_ILLEGAL: return "NFS4ERR_OP_ILLEGAL"; break;
case NFS4ERR_DEADLOCK: return "NFS4ERR_DEADLOCK"; break;
case NFS4ERR_FILE_OPEN: return "NFS4ERR_FILE_OPEN"; break;
case NFS4ERR_ADMIN_REVOKED: return "NFS4ERR_ADMIN_REVOKED"; break;
case NFS4ERR_CB_PATH_DOWN: return "NFS4ERR_CB_PATH_DOWN"; break;
};
return "unknown nfsv4 error";
}
int nfsstat4_to_errno(int error)
{
switch (error) {
case NFS4_OK: return 0;
case NFS4ERR_PERM: return -EPERM;
case NFS4ERR_NOENT: return -ENOENT ;
case NFS4ERR_IO: return -EIO;
case NFS4ERR_NXIO: return -ENXIO;
case NFS4ERR_ACCESS: return -EACCES ;
case NFS4ERR_EXIST: return -EEXIST;
case NFS4ERR_XDEV: return -EXDEV;
case NFS4ERR_NOTDIR: return -ENOTDIR ;
case NFS4ERR_ISDIR: return -EISDIR ;
case NFS4ERR_INVAL: return -EINVAL;
case NFS4ERR_FBIG: return -EFBIG;
case NFS4ERR_NOSPC: return -ENOSPC;
case NFS4ERR_ROFS: return -EROFS;
case NFS4ERR_MLINK: return -EMLINK;
case NFS4ERR_NAMETOOLONG: return -ENAMETOOLONG;
case NFS4ERR_NOTEMPTY: return -ENOTEMPTY;
case NFS4ERR_DQUOT: return -ERANGE;
case NFS4ERR_STALE: return -EIO;
case NFS4ERR_BADHANDLE: return -EINVAL;
case NFS4ERR_BAD_COOKIE: return -EINVAL;
case NFS4ERR_NOTSUPP: return -EINVAL;
case NFS4ERR_TOOSMALL: return -EIO;
case NFS4ERR_SERVERFAULT: return -EIO;
case NFS4ERR_BADTYPE: return -EINVAL;
case NFS4ERR_DELAY: return -EIO;
case NFS4ERR_SAME: return -EIO;
case NFS4ERR_DENIED: return -EIO;
case NFS4ERR_EXPIRED: return -EIO;
case NFS4ERR_LOCKED: return -EIO;
case NFS4ERR_GRACE: return -EIO;
case NFS4ERR_FHEXPIRED: return -EIO;
case NFS4ERR_SHARE_DENIED: return -EIO;
case NFS4ERR_WRONGSEC: return -EIO;
case NFS4ERR_CLID_INUSE: return -EIO;
case NFS4ERR_RESOURCE: return -EIO;
case NFS4ERR_MOVED: return -EIO;
case NFS4ERR_NOFILEHANDLE: return -EIO;
case NFS4ERR_MINOR_VERS_MISMATCH: return -EIO;
case NFS4ERR_STALE_CLIENTID: return -EIO;
case NFS4ERR_STALE_STATEID: return -EIO;
case NFS4ERR_OLD_STATEID: return -EIO;
case NFS4ERR_BAD_STATEID: return -EINVAL;
case NFS4ERR_BAD_SEQID: return -EINVAL;
case NFS4ERR_NOT_SAME: return -EIO;
case NFS4ERR_LOCK_RANGE: return -EIO;
case NFS4ERR_SYMLINK: return -EIO;
case NFS4ERR_RESTOREFH: return -EIO;
case NFS4ERR_ATTRNOTSUPP: return -EINVAL;
case NFS4ERR_NO_GRACE: return -EIO;
case NFS4ERR_RECLAIM_BAD: return -EIO;
case NFS4ERR_RECLAIM_CONFLICT: return -EIO;
case NFS4ERR_BADZDR: return -EINVAL;
case NFS4ERR_LOCKS_HELD: return -EIO;
case NFS4ERR_OPENMODE: return -EIO;
case NFS4ERR_BADOWNER: return -EINVAL;
case NFS4ERR_BADCHAR: return -EINVAL;
case NFS4ERR_BADNAME: return -EINVAL;
case NFS4ERR_BAD_RANGE: return -EINVAL;
case NFS4ERR_LOCK_NOTSUPP: return -EINVAL;
case NFS4ERR_OP_ILLEGAL: return -EIO;
case NFS4ERR_DEADLOCK: return -EIO;
case NFS4ERR_FILE_OPEN: return -EIO;
case NFS4ERR_ADMIN_REVOKED: return -EIO;
case NFS4ERR_CB_PATH_DOWN: return -EIO;
};
return -ERANGE;
}
int rpc_nfs4_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
{
struct rpc_pdu *pdu;
pdu = rpc_allocate_pdu(rpc, NFS4_PROGRAM, NFS_V4, NFSPROC4_NULL, cb, private_data, (zdrproc_t)zdr_void, 0);
if (pdu == NULL) {
rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS4/NULL call");
return -1;
}
if (rpc_queue_pdu(rpc, pdu) != 0) {
rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS4/NULL call");
rpc_free_pdu(rpc, pdu);
return -2;
}
return 0;
}
int rpc_nfs4_compound_async(struct rpc_context *rpc, rpc_cb cb, struct COMPOUND4args *args, void *private_data)
{
struct rpc_pdu *pdu;
pdu = rpc_allocate_pdu(rpc, NFS4_PROGRAM, NFS_V4, NFSPROC4_COMPOUND, cb, private_data, (zdrproc_t)zdr_COMPOUND4res, sizeof(COMPOUND4res));
if (pdu == NULL) {
rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for NFS4/COMPOUND call");
return -1;
}
if (zdr_COMPOUND4args(&pdu->zdr, args) == 0) {
rpc_set_error(rpc, "ZDR error: Failed to encode COMPOUND4args");
rpc_free_pdu(rpc, pdu);
return -2;
}
if (rpc_queue_pdu(rpc, pdu) != 0) {
rpc_set_error(rpc, "Out of memory. Failed to queue pdu for NFS4/COMPOUND4 call");
rpc_free_pdu(rpc, pdu);
return -3;
}
return 0;
}
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