reactos/base/services/nfsd/upcall.h

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/* NFSv4.1 client for Windows
* Copyright <EFBFBD> 2012 The Regents of the University of Michigan
*
* Olga Kornievskaia <aglo@umich.edu>
* Casey Bodley <cbodley@umich.edu>
*
* This library 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 library 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 library; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA
*/
#ifndef __NFS41_DAEMON_UPCALL_H__
#define __NFS41_DAEMON_UPCALL_H__
#include "nfs41_ops.h"
#include "from_kernel.h"
#define NFSD_VERSION_MISMATCH 116
/* structures for upcall arguments */
typedef struct __mount_upcall_args {
const char *hostname;
const char *path;
DWORD sec_flavor;
DWORD rsize;
DWORD wsize;
DWORD lease_time;
FILE_FS_ATTRIBUTE_INFORMATION FsAttrs;
} mount_upcall_args;
typedef struct __open_upcall_args {
nfs41_abs_path symlink;
FILE_BASIC_INFO basic_info;
FILE_STANDARD_INFO std_info;
const char *path;
ULONG access_mask;
ULONG access_mode;
ULONG file_attrs;
ULONG disposition;
ULONG create_opts;
LONG open_owner_id;
DWORD mode;
ULONGLONG changeattr;
HANDLE srv_open;
DWORD deleg_type;
PFILE_FULL_EA_INFORMATION ea;
BOOLEAN created;
BOOLEAN symlink_embedded;
} open_upcall_args;
typedef struct __close_upcall_args {
HANDLE srv_open;
const char *path;
BOOLEAN remove;
BOOLEAN renamed;
} close_upcall_args;
typedef struct __readwrite_upcall_args {
unsigned char *buffer;
ULONGLONG offset;
ULONG len;
ULONG out_len;
ULONGLONG ctime;
} readwrite_upcall_args;
typedef struct __lock_upcall_args {
uint64_t offset;
uint64_t length;
BOOLEAN exclusive;
BOOLEAN blocking;
BOOLEAN acquired;
} lock_upcall_args;
typedef struct __unlock_upcall_args {
uint32_t count;
unsigned char *buf;
uint32_t buf_len;
} unlock_upcall_args;
typedef struct __getattr_upcall_args {
FILE_BASIC_INFO basic_info;
FILE_STANDARD_INFO std_info;
FILE_ATTRIBUTE_TAG_INFO tag_info;
FILE_INTERNAL_INFORMATION intr_info;
FILE_NETWORK_OPEN_INFORMATION network_info;
int query_class;
int buf_len;
int query_reply_len;
ULONGLONG ctime;
} getattr_upcall_args;
typedef struct __setattr_upcall_args {
const char *path;
nfs41_root *root;
nfs41_open_state *state;
unsigned char *buf;
uint32_t buf_len;
int set_class;
ULONGLONG ctime;
} setattr_upcall_args;
typedef struct __getexattr_upcall_args {
const char *path;
unsigned char *buf;
uint32_t buf_len;
ULONG eaindex;
unsigned char *ealist;
uint32_t ealist_len;
uint32_t overflow;
BOOLEAN single;
BOOLEAN restart;
} getexattr_upcall_args;
typedef struct __setexattr_upcall_args {
const char *path;
unsigned char *buf;
uint32_t buf_len;
uint32_t mode;
ULONGLONG ctime;
} setexattr_upcall_args;
typedef struct __readdir_upcall_args {
const char *filter;
nfs41_root *root;
nfs41_open_state *state;
int buf_len;
int query_class;
int query_reply_len;
BOOLEAN initial;
BOOLEAN restart;
BOOLEAN single;
unsigned char *kbuf;
} readdir_upcall_args;
typedef struct __symlink_upcall_args {
nfs41_abs_path target_get;
char *target_set;
const char *path;
BOOLEAN set;
} symlink_upcall_args;
typedef struct __volume_upcall_args {
FS_INFORMATION_CLASS query;
int len;
union {
FILE_FS_SIZE_INFORMATION size;
FILE_FS_FULL_SIZE_INFORMATION fullsize;
FILE_FS_ATTRIBUTE_INFORMATION attribute;
} info;
} volume_upcall_args;
typedef struct __getacl_upcall_args {
SECURITY_INFORMATION query;
PSECURITY_DESCRIPTOR sec_desc;
DWORD sec_desc_len;
} getacl_upcall_args;
typedef struct __setacl_upcall_args {
SECURITY_INFORMATION query;
PSECURITY_DESCRIPTOR sec_desc;
ULONGLONG ctime;
} setacl_upcall_args;
typedef union __upcall_args {
mount_upcall_args mount;
open_upcall_args open;
close_upcall_args close;
readwrite_upcall_args rw;
lock_upcall_args lock;
unlock_upcall_args unlock;
getattr_upcall_args getattr;
getexattr_upcall_args getexattr;
setattr_upcall_args setattr;
setexattr_upcall_args setexattr;
readdir_upcall_args readdir;
symlink_upcall_args symlink;
volume_upcall_args volume;
getacl_upcall_args getacl;
setacl_upcall_args setacl;
} upcall_args;
typedef struct __nfs41_upcall {
uint64_t xid;
uint32_t opcode;
uint32_t status;
uint32_t last_error;
upcall_args args;
uid_t uid;
gid_t gid;
/* store referenced pointers with the upcall for
* automatic dereferencing on upcall_cleanup();
* see upcall_root_ref() and upcall_open_state_ref() */
nfs41_root *root_ref;
nfs41_open_state *state_ref;
} nfs41_upcall;
/* upcall operation interface */
typedef int (*upcall_parse_proc)(unsigned char*, uint32_t, nfs41_upcall*);
typedef int (*upcall_handle_proc)(nfs41_upcall*);
typedef int (*upcall_marshall_proc)(unsigned char*, uint32_t*, nfs41_upcall*);
typedef void (*upcall_cancel_proc)(nfs41_upcall*);
typedef void (*upcall_cleanup_proc)(nfs41_upcall*);
typedef struct __nfs41_upcall_op {
upcall_parse_proc parse;
upcall_handle_proc handle;
upcall_marshall_proc marshall;
upcall_cancel_proc cancel;
upcall_cleanup_proc cleanup;
} nfs41_upcall_op;
/* upcall.c */
int upcall_parse(
IN unsigned char *buffer,
IN uint32_t length,
OUT nfs41_upcall *upcall);
int upcall_handle(
IN nfs41_upcall *upcall);
void upcall_marshall(
IN nfs41_upcall *upcall,
OUT unsigned char *buffer,
IN uint32_t length,
OUT uint32_t *length_out);
void upcall_cancel(
IN nfs41_upcall *upcall);
void upcall_cleanup(
IN nfs41_upcall *upcall);
#endif /* !__NFS41_DAEMON_UPCALL_H__ */