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Diffstat (limited to 'conf/nfs_prot/nfs_prot_linux.h')
| -rw-r--r-- | conf/nfs_prot/nfs_prot_linux.h | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/conf/nfs_prot/nfs_prot_linux.h b/conf/nfs_prot/nfs_prot_linux.h new file mode 100644 index 000000000000..7ccf18f00202 --- /dev/null +++ b/conf/nfs_prot/nfs_prot_linux.h @@ -0,0 +1,334 @@ +/* + * Copyright (c) 1997-2014 Erez Zadok + * Copyright (c) 1990 Jan-Simon Pendry + * Copyright (c) 1990 Imperial College of Science, Technology & Medicine + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry at Imperial College, London. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * + * File: am-utils/conf/nfs_prot/nfs_prot_linux.h + * + */ + +#ifndef _AMU_NFS_PROT_H +#define _AMU_NFS_PROT_H + +#ifdef HAVE_RPCSVC_NFS_PROT_H +# include <rpcsvc/nfs_prot.h> +#endif /* HAVE_RPCSVC_NFS_PROT_H */ + +/* + * Hard-code support for some file systems so the built amd + * binary can always run them. Also, this helps detection of iso9660 + * file system for which the module isn't named as the file system mount + * name. + */ +#include <linux/version.h> +#ifndef KERNEL_VERSION +# define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) +#endif /* not KERNEL_VERSION */ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0) +# ifndef MS_BIND +# define MS_BIND 4096 +# endif /* not MS_BIND */ + +# ifndef MNTTYPE_LOFS +# define MNTTYPE_LOFS "bind" +# endif /* not MNTTYPE_LOFS */ +#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0) */ + +#ifndef MNTTYPE_ISO9660 +# define MNTTYPE_ISO9660 "iso9660" +#endif /* not MNTTYPE_ISO9660 */ + +#ifndef FHSIZE +# define FHSIZE 32 +#endif /* not FHSIZE */ +#ifndef FHSIZE3 +# define FHSIZE3 64 +#endif /* not FHSIZE3 */ + +#ifdef HAVE_FS_NFS3 +#ifndef MNTTYPE_NFS3 +# define MNTTYPE_NFS3 "nfs" +#endif /* not MNTTYPE_NFS3 */ +#endif /* HAVE_FS_NFS3 */ + +/* + * These two force/lazy unmount flags are sometimes missing from some linux + * systems' headers. + */ +#ifdef HAVE_UMOUNT2 +# ifndef MNT_FORCE +# define MNT_FORCE 0x1 /* from <sys/mount.h> */ +# endif /* not MNT_FORCE */ +# ifndef MNT_DETACH +# define MNT_DETACH 0x2 /* from kernel <linux/fs.h> */ +# endif /* not MNT_DETACH */ +#endif /* HAVE_UMOUNT2 */ + +/* XXX: hack until we have a better way to detect /dev/loop devices */ +#ifdef HAVE_LINUX_LOOP_H +# define HAVE_LOOP_DEVICE +extern char *setup_loop_device(const char *file); +extern int delete_loop_device(const char *device); +#endif /* HAVE_LINUX_LOOP_H */ + + +/* + * MACROS: + */ +#define dr_drok_u diropres +#define ca_attributes attributes +#define ca_where where +#define da_fhandle dir +#define da_name name +#define dl_entries entries +#define dl_eof eof +#define dr_status status +#define dr_u diropres_u +#define drok_attributes attributes +#define drok_fhandle file +#define fh_data data +#define fhsize root.size +#define la_fhandle from +#define la_to to +#define na_atime atime +#define na_blocks blocks +#define na_blocksize blocksize +#define na_ctime ctime +#define na_fileid fileid +#define na_fsid fsid +#define na_gid gid +#define na_mode mode +#define na_mtime mtime +#define na_nlink nlink +#define na_rdev rdev +#define na_size size +#define na_type type +#define na_uid uid +#define ne_cookie cookie +#define ne_fileid fileid +#define ne_name name +#define ne_nextentry nextentry +#define ns_attr_u attributes +#define ns_status status +#define ns_u attrstat_u +#define nt_seconds seconds +#define nt_useconds useconds +#define ra_count count +#define ra_fhandle file +#define ra_offset offset +#define ra_totalcount totalcount +#define raok_attributes attributes +#define raok_len_u data_len +#define raok_u data +#define raok_val_u data_val +#define rda_cookie cookie +#define rda_count count +#define rda_fhandle dir +#define rdr_reply_u reply +#define rdr_status status +#define rdr_u readdirres_u +#define rlr_data_u data +#define rlr_status status +#define rlr_u readlinkres_u +#define rna_from from +#define rna_to to +#define rr_reply_u reply +#define rr_status status +#define rr_u readres_u +#define sa_atime atime +#define sa_gid gid +#define sa_mode mode +#define sa_mtime mtime +#define sa_size size +#define sa_uid uid +#define sag_attributes attributes +#define sag_fhandle file +#define sfr_reply_u reply +#define sfr_status status +#define sfr_u statfsres_u +#define sfrok_bavail bavail +#define sfrok_bfree bfree +#define sfrok_blocks blocks +#define sfrok_bsize bsize +#define sfrok_tsize tsize +#define sla_attributes attributes +#define sla_from from +#define sla_to to +#define wra_beginoffset beginoffset +#define wra_fhandle file +#define wra_len_u data_len +#define wra_offset offset +#define wra_totalcount totalcount +#define wra_u data +#define wra_val_u data_val + + +/* + * TYPEDEFS: + */ +typedef attrstat nfsattrstat; +typedef createargs nfscreateargs; +typedef dirlist nfsdirlist; +typedef diropargs nfsdiropargs; +typedef diropokres nfsdiropokres; +typedef diropres nfsdiropres; +typedef entry nfsentry; +typedef fattr nfsfattr; +typedef ftype nfsftype; +typedef linkargs nfslinkargs; +typedef readargs nfsreadargs; +typedef readdirargs nfsreaddirargs; +typedef readdirres nfsreaddirres; +typedef readlinkres nfsreadlinkres; +typedef readokres nfsreadokres; +typedef readres nfsreadres; +typedef renameargs nfsrenameargs; +typedef sattr nfssattr; +typedef sattrargs nfssattrargs; +typedef statfsokres nfsstatfsokres; +typedef statfsres nfsstatfsres; +typedef symlinkargs nfssymlinkargs; +typedef writeargs nfswriteargs; + +/* Autofs trick */ +typedef int autofs_args_t; + +/* + * We use our own definitions here, because the definitions in the + * kernel change the API (though not the ABI) *way* too often. + */ +#undef nfs_args_t +struct nfs2_fh { + char data[FHSIZE]; +}; + +struct nfs3_fh { + u_short size; + u_char data[FHSIZE3]; +}; + +struct nfs_args { + int version; /* 1 */ + int fd; /* 1 */ + struct nfs2_fh old_root; /* 1 */ + int flags; /* 1 */ + int rsize; /* 1 */ + int wsize; /* 1 */ + int timeo; /* 1 */ + int retrans; /* 1 */ + int acregmin; /* 1 */ + int acregmax; /* 1 */ + int acdirmin; /* 1 */ + int acdirmax; /* 1 */ + struct sockaddr_in addr; /* 1 */ + char hostname[256]; /* 1 */ + int namlen; /* 2 */ + unsigned int bsize; /* 3 */ + struct nfs3_fh root; /* 4 */ + int pseudoflavor; /* 5 */ + char context[256 + 1];/* 6 */ +}; +typedef struct nfs_args nfs_args_t; + +#define NFS4_MOUNT_VERSION 1 + +struct nfs_string { + unsigned int len; + char *data; +}; + +struct nfs4_args { + int version; /* 1 */ + int flags; /* 1 */ + int rsize; /* 1 */ + int wsize; /* 1 */ + int timeo; /* 1 */ + int retrans; /* 1 */ + int acregmin; /* 1 */ + int acregmax; /* 1 */ + int acdirmin; /* 1 */ + int acdirmax; /* 1 */ + struct nfs_string client_addr; /* 1 */ + struct nfs_string mnt_path; /* 1 */ + struct nfs_string hostname; /* 1 */ + unsigned int host_addrlen; /* 1 */ + struct sockaddr *host_addr; /* 1 */ + int proto; /* 1 */ + int auth_flavourlen;/* 1 */ + int *auth_flavours; /* 1 */ +}; + +typedef struct nfs4_args nfs4_args_t; + +/* HACK: these are not defined on Linux but we still need them + * internally. We have to be able to differentiate between having a + * timeout value set to zero and not having the option at all. These + * flags are masked off before passing the nfs_args structure to + * mount2() */ + +#define MNT2_NFS_OPT_ACREGMIN 0x10000 +#define MNT2_NFS_OPT_ACREGMAX 0x20000 +#define MNT2_NFS_OPT_ACDIRMIN 0x40000 +#define MNT2_NFS_OPT_ACDIRMAX 0x80000 +#define MNT2_NFS_OPT_FLAGMASK 0xFFFF + +/* + * Missing definitions on redhat alpha linux + */ +#ifdef _SELECTBITS_H +# ifndef __FD_ZERO +/* This line MUST be split! Otherwise m4 will not change it. */ +# define __FD_ZERO(set) \ + ((void) memset ((__ptr_t) (set), 0, sizeof(fd_set))) +# endif /* not __FD_ZERO */ +# ifndef __FD_SET +# define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d)) +# endif /* not __FD_SET */ +# ifndef __FD_CLR +# define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d)) +# endif /* not __FD_CLR */ +# ifndef __FD_ISSET +# define __FD_ISSET(d, set) ((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) +# endif /* not __FD_ISSET */ + +#endif /* _SELECTBITS_H */ + +/* turn off this (b/c of hlfsd) */ +#undef HAVE_RPC_AUTH_DES_H + +extern int linux_version_code(); +/* use a private mapper from errno's to NFS errors */ +extern int linux_nfs_error(int e); +#define nfs_error(e) linux_nfs_error(e) + +#endif /* not _AMU_NFS_PROT_H */ |