From 80c937736e978a94dd3193fa2af9b2c0b2ad9c04 Mon Sep 17 00:00:00 2001 From: "Michael I. Bushnell" Date: Tue, 19 Mar 1996 18:59:34 +0000 Subject: *** empty log message *** --- nfs/nfs.h | 159 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 155 insertions(+), 4 deletions(-) (limited to 'nfs/nfs.h') diff --git a/nfs/nfs.h b/nfs/nfs.h index 80f621c1..0b52f68a 100644 --- a/nfs/nfs.h +++ b/nfs/nfs.h @@ -1,5 +1,5 @@ -/* - Copyright (C) 1994 Free Software Foundation +/* Data structures and global variables for NFS client + Copyright (C) 1994, 1995, 1996 Free Software Foundation This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -16,13 +16,164 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +/* Needed for the rpcsvc include files to work. */ +typedef int bool_t; /* Ick. */ + +#include +#include +#include +#include + +/* One of these exists for private data needed by the client for each + node. */ struct netnode { - nfsv2_fhandle_t handle; + char handle[NFS_FHSIZE]; + time_t stat_updated; + struct node *hnext, **hprevp; + + /* These two fields handle translators set internally but + unknown to the server. */ + enum + { + NOT_POSSIBLE, + POSSIBLE, + SYMLINK, + CHRDEV, + BLKDEV, + FIFO, + SOCK, + } dtrans; + union + { + char *name; + dev_t indexes; + } transarg; + +#ifdef notyet + /* This indicates that the length of the file must be at + least this big because we've written this much locally, + even if the server thinks we haven't gone this far. */ + off_t extend_len; +#endif + + /* If this node has been renamed by "deletion" then + this is the directory and name in that directory which + is holding the node */ + struct node *dead_dir; + char *dead_name; }; +/* Credential structure to identify a particular user. */ struct netcred { - struct rpc_auth auth; + uid_t *uids, *gids; + int nuids, ngids; + int refcnt; }; +/* Socket file descriptor for talking to RPC servers. */ +int main_udp_socket; + +/* Our hostname */ +char *hostname; + +/* The current time */ +volatile struct mapped_time_value *mapped_time; + +/* Some tunable parameters */ + +/* How long to keep around stat information */ +extern int stat_timeout; + +/* How long to keep around file contents caches */ +extern int cache_timeout; + +/* How long to wait for replies before re-sending RPC's. */ +extern int initial_transmit_timeout; +extern int max_transmit_timeout; + +/* How many attempts to send before giving up on soft mounts */ +extern int soft_retries; + +/* Whether we are a hard or soft mount */ +extern int mounted_soft; + +/* Maximum amount to read at once */ +extern int read_size; + +/* Maximum amout to write at once */ +extern int write_size; + +/* Service name for portmapper */ +extern char *pmap_service_name; + +/* If pmap_service is null, then this is the port to use for the portmapper; + if the lookup of pmap_service_name fails, use this number. */ +extern short pmap_service_number; + +/* RPC program for the mount agent */ +extern int mount_program; + +/* RPC program version for the mount agent */ +extern int mount_version; + +/* If this is nonzero, it's the port to use for the mount agent if + the portmapper fails or can't be found. */ +extern short mount_port; + +/* If this is nonzero use mount_port without attempting to contact + the portmapper */ +extern int mount_port_override; + +/* RPC program for the NFS server */ +extern int nfs_program; + +/* RPC program version for the NFS server */ +extern int nfs_version; + +/* If this is nonzero, it's the port to be used to find the nfs agent + if the portmapper fails or can't be found */ +extern short nfs_port; + +/* If this is nonzero use nfs_port without attepting to contact the + portmapper. */ +extern int nfs_port_override; + + +/* Count how many four-byte chunks it takss to hold LEN bytes. */ +#define INTSIZE(len) (((len)+3)>>2) + + +/* cred.c */ +int cred_has_uid (struct netcred *, uid_t); +int cred_has_gid (struct netcred *, gid_t); + +/* nfs.c */ +int *xdr_encode_fhandle (int *, void *); +int *xdr_encode_data (int *, char *, size_t); +int *xdr_encode_string (int *, char *); +int *xdr_encode_sattr_mode (int *, mode_t); +int *xdr_encode_sattr_ids (int *, u_int, u_int); +int *xdr_encode_sattr_size (int *, off_t); +int *xdr_encode_sattr_times (int *, struct timespec *, struct timespec *); +int *xdr_encode_sattr_stat (int *, struct stat *); +int *xdr_encode_create_state (int *, mode_t); +int *xdr_decode_fattr (int *, struct stat *); +int *xdr_decode_string (int *, char *); +int *nfs_initialize_rpc (int, struct netcred *, size_t, void **, + struct node *, uid_t); +error_t nfs_error_trans (int); + +/* mount.c */ +struct node *mount_root (char *, char *); + +/* rpc.c */ +int *initialize_rpc (int, int, int, size_t, void **, uid_t, gid_t, gid_t); +error_t conduct_rpc (void **, int **); +void timeout_service_thread (void); +void rpc_receive_thread (void); + +/* cache.c */ +struct node *lookup_fhandle (void *); +void recache_handle (struct node *, void *); -- cgit v1.2.3