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249 lines
6.5 KiB
C
249 lines
6.5 KiB
C
/* NFSv4.1 client for Windows
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* Copyright © 2012 The Regents of the University of Michigan
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*
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* Olga Kornievskaia <aglo@umich.edu>
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* Casey Bodley <cbodley@umich.edu>
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or (at
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* your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* without any warranty; without even the implied warranty of merchantability
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* or fitness for a particular purpose. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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*/
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#ifndef __NFS41_DAEMON_UPCALL_H__
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#define __NFS41_DAEMON_UPCALL_H__
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#include "nfs41_ops.h"
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#include "from_kernel.h"
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#define NFSD_VERSION_MISMATCH 116
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/* structures for upcall arguments */
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typedef struct __mount_upcall_args {
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const char *hostname;
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const char *path;
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DWORD sec_flavor;
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DWORD rsize;
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DWORD wsize;
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DWORD lease_time;
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FILE_FS_ATTRIBUTE_INFORMATION FsAttrs;
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} mount_upcall_args;
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typedef struct __open_upcall_args {
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nfs41_abs_path symlink;
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FILE_BASIC_INFO basic_info;
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FILE_STANDARD_INFO std_info;
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const char *path;
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ULONG access_mask;
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ULONG access_mode;
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ULONG file_attrs;
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ULONG disposition;
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ULONG create_opts;
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LONG open_owner_id;
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DWORD mode;
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ULONGLONG changeattr;
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HANDLE srv_open;
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DWORD deleg_type;
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PFILE_FULL_EA_INFORMATION ea;
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BOOLEAN created;
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BOOLEAN symlink_embedded;
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} open_upcall_args;
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typedef struct __close_upcall_args {
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HANDLE srv_open;
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const char *path;
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BOOLEAN remove;
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BOOLEAN renamed;
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} close_upcall_args;
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typedef struct __readwrite_upcall_args {
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unsigned char *buffer;
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ULONGLONG offset;
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ULONG len;
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ULONG out_len;
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ULONGLONG ctime;
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} readwrite_upcall_args;
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typedef struct __lock_upcall_args {
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uint64_t offset;
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uint64_t length;
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BOOLEAN exclusive;
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BOOLEAN blocking;
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BOOLEAN acquired;
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} lock_upcall_args;
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typedef struct __unlock_upcall_args {
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uint32_t count;
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unsigned char *buf;
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uint32_t buf_len;
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} unlock_upcall_args;
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typedef struct __getattr_upcall_args {
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FILE_BASIC_INFO basic_info;
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FILE_STANDARD_INFO std_info;
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FILE_ATTRIBUTE_TAG_INFO tag_info;
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FILE_INTERNAL_INFORMATION intr_info;
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FILE_NETWORK_OPEN_INFORMATION network_info;
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int query_class;
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int buf_len;
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int query_reply_len;
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ULONGLONG ctime;
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} getattr_upcall_args;
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typedef struct __setattr_upcall_args {
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const char *path;
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nfs41_root *root;
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nfs41_open_state *state;
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unsigned char *buf;
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uint32_t buf_len;
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int set_class;
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ULONGLONG ctime;
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} setattr_upcall_args;
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typedef struct __getexattr_upcall_args {
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const char *path;
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unsigned char *buf;
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uint32_t buf_len;
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ULONG eaindex;
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unsigned char *ealist;
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uint32_t ealist_len;
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uint32_t overflow;
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BOOLEAN single;
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BOOLEAN restart;
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} getexattr_upcall_args;
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typedef struct __setexattr_upcall_args {
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const char *path;
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unsigned char *buf;
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uint32_t buf_len;
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uint32_t mode;
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ULONGLONG ctime;
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} setexattr_upcall_args;
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typedef struct __readdir_upcall_args {
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const char *filter;
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nfs41_root *root;
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nfs41_open_state *state;
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int buf_len;
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int query_class;
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int query_reply_len;
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BOOLEAN initial;
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BOOLEAN restart;
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BOOLEAN single;
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unsigned char *kbuf;
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} readdir_upcall_args;
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typedef struct __symlink_upcall_args {
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nfs41_abs_path target_get;
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char *target_set;
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const char *path;
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BOOLEAN set;
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} symlink_upcall_args;
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typedef struct __volume_upcall_args {
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FS_INFORMATION_CLASS query;
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int len;
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union {
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FILE_FS_SIZE_INFORMATION size;
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FILE_FS_FULL_SIZE_INFORMATION fullsize;
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FILE_FS_ATTRIBUTE_INFORMATION attribute;
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} info;
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} volume_upcall_args;
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typedef struct __getacl_upcall_args {
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SECURITY_INFORMATION query;
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PSECURITY_DESCRIPTOR sec_desc;
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DWORD sec_desc_len;
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} getacl_upcall_args;
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typedef struct __setacl_upcall_args {
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SECURITY_INFORMATION query;
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PSECURITY_DESCRIPTOR sec_desc;
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ULONGLONG ctime;
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} setacl_upcall_args;
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typedef union __upcall_args {
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mount_upcall_args mount;
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open_upcall_args open;
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close_upcall_args close;
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readwrite_upcall_args rw;
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lock_upcall_args lock;
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unlock_upcall_args unlock;
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getattr_upcall_args getattr;
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getexattr_upcall_args getexattr;
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setattr_upcall_args setattr;
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setexattr_upcall_args setexattr;
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readdir_upcall_args readdir;
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symlink_upcall_args symlink;
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volume_upcall_args volume;
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getacl_upcall_args getacl;
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setacl_upcall_args setacl;
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} upcall_args;
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typedef struct __nfs41_upcall {
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uint64_t xid;
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uint32_t opcode;
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uint32_t status;
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uint32_t last_error;
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upcall_args args;
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uid_t uid;
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gid_t gid;
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/* store referenced pointers with the upcall for
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* automatic dereferencing on upcall_cleanup();
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* see upcall_root_ref() and upcall_open_state_ref() */
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nfs41_root *root_ref;
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nfs41_open_state *state_ref;
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} nfs41_upcall;
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/* upcall operation interface */
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typedef int (*upcall_parse_proc)(unsigned char*, uint32_t, nfs41_upcall*);
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typedef int (*upcall_handle_proc)(nfs41_upcall*);
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typedef int (*upcall_marshall_proc)(unsigned char*, uint32_t*, nfs41_upcall*);
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typedef void (*upcall_cancel_proc)(nfs41_upcall*);
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typedef void (*upcall_cleanup_proc)(nfs41_upcall*);
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typedef struct __nfs41_upcall_op {
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upcall_parse_proc parse;
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upcall_handle_proc handle;
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upcall_marshall_proc marshall;
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upcall_cancel_proc cancel;
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upcall_cleanup_proc cleanup;
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} nfs41_upcall_op;
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/* upcall.c */
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int upcall_parse(
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IN unsigned char *buffer,
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IN uint32_t length,
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OUT nfs41_upcall *upcall);
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int upcall_handle(
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IN nfs41_upcall *upcall);
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void upcall_marshall(
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IN nfs41_upcall *upcall,
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OUT unsigned char *buffer,
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IN uint32_t length,
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OUT uint32_t *length_out);
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void upcall_cancel(
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IN nfs41_upcall *upcall);
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void upcall_cleanup(
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IN nfs41_upcall *upcall);
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#endif /* !__NFS41_DAEMON_UPCALL_H__ */
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