/usr/include/nfsc/libnfs.h is in libnfs-dev 1.3.0-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Copyright (C) 2010 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/>.
*/
/*
* This is the highlevel interface to access NFS resources using a posix-like interface
*/
#include <stdint.h>
#include <rpc/rpc.h>
#include <rpc/auth.h>
struct nfs_context;
struct rpc_context;
#if defined(WIN32)
#define EXTERN __declspec( dllexport )
#else
#define EXTERN
#endif
#if defined(WIN32)
struct statvfs {
uint32_t f_bsize;
uint32_t f_frsize;
uint64_t f_blocks;
uint64_t f_bfree;
uint64_t f_bavail;
uint32_t f_files;
uint32_t f_ffree;
uint32_t f_favail;
uint32_t f_fsid;
uint32_t f_flag;
uint32_t f_namemax;
};
struct utimbuf {
time_t actime;
time_t modtime;
};
#define R_OK 4
#define W_OK 2
#define X_OK 1
#endif
/*
* Used for interfacing the async version of the api into an external eventsystem
*/
EXTERN int nfs_get_fd(struct nfs_context *nfs);
EXTERN int nfs_which_events(struct nfs_context *nfs);
EXTERN int nfs_service(struct nfs_context *nfs, int revents);
EXTERN int nfs_queue_length(struct nfs_context *nfs);
/*
* Used if you need different credentials than the default for the current user.
*/
EXTERN void nfs_set_auth(struct nfs_context *nfs, AUTH *auth);
/*
* When an operation failed, this function can extract a detailed error string.
*/
EXTERN char *nfs_get_error(struct nfs_context *nfs);
/*
* Callback for all ASYNC nfs functions
*/
typedef void (*nfs_cb)(int err, struct nfs_context *nfs, void *data, void *private_data);
/*
* Callback for all ASYNC rpc functions
*/
typedef void (*rpc_cb)(struct rpc_context *rpc, int status, void *data, void *private_data);
/*
* NFS CONTEXT.
*/
/*
* Create an NFS c, the context.
* Function returns
* NULL : Failed to create a context.
* *nfs : A pointer to an nfs context.
*/
EXTERN struct nfs_context *nfs_init_context(void);
/*
* Destroy an nfs context.
*/
EXTERN void nfs_destroy_context(struct nfs_context *nfs);
struct nfsfh;
/*
* Get the maximum supported READ3 size by the server
*/
EXTERN uint64_t nfs_get_readmax(struct nfs_context *nfs);
/*
* Get the maximum supported WRITE3 size by the server
*/
EXTERN uint64_t nfs_get_writemax(struct nfs_context *nfs);
/*
* MOUNT THE EXPORT
*/
/*
* Async nfs mount.
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *exportname, nfs_cb cb, void *private_data);
/*
* Sync nfs mount.
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_mount(struct nfs_context *nfs, const char *server, const char *exportname);
/*
* STAT()
*/
/*
* Async stat(<filename>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is struct stat *
* -errno : An error occured.
* data is the error string.
*/
struct stat;
EXTERN int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync stat(<filename>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_stat(struct nfs_context *nfs, const char *path, struct stat *st);
/*
* FSTAT()
*/
/*
* Async fstat(nfsfh *)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is struct stat *
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data);
/*
* Sync fstat(nfsfh *)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_fstat(struct nfs_context *nfs, struct nfsfh *nfsfh, struct stat *st);
/*
* OPEN()
*/
/*
* Async open(<filename>)
*
* mode is a combination of the flags : O_RDOLNY, O_WRONLY, O_RDWR , O_SYNC
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is a struct *nfsfh;
* The nfsfh is close using nfs_close().
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data);
/*
* Sync stat(<filename>)
* Function returns
* 0 : The operation was successfull. *nfsfh is filled in.
* -errno : The command failed.
*/
EXTERN int nfs_open(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh);
/*
* CLOSE
*/
/*
* Async close(nfsfh)
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data);
/*
* Sync close(nfsfh)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_close(struct nfs_context *nfs, struct nfsfh *nfsfh);
/*
* PREAD()
*/
/*
* Async pread()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* >=0 : Success.
* status is numer of bytes read.
* data is a pointer to the returned data.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data);
/*
* Sync pread()
* Function returns
* >=0 : numer of bytes read.
* -errno : An error occured.
*/
EXTERN int nfs_pread(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf);
/*
* READ()
*/
/*
* Async read()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* >=0 : Success.
* status is numer of bytes read.
* data is a pointer to the returned data.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data);
/*
* Sync read()
* Function returns
* >=0 : numer of bytes read.
* -errno : An error occured.
*/
EXTERN int nfs_read(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf);
/*
* PWRITE()
*/
/*
* Async pwrite()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* >=0 : Success.
* status is numer of bytes written.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data);
/*
* Sync pwrite()
* Function returns
* >=0 : numer of bytes written.
* -errno : An error occured.
*/
EXTERN int nfs_pwrite(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf);
/*
* WRITE()
*/
/*
* Async write()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* >=0 : Success.
* status is numer of bytes written.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data);
/*
* Sync write()
* Function returns
* >=0 : numer of bytes written.
* -errno : An error occured.
*/
EXTERN int nfs_write(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf);
/*
* LSEEK()
*/
/*
* Async lseek()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* >=0 : Success.
* data is uint64_t * for the current position.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data);
/*
* Sync lseek()
* Function returns
* >=0 : numer of bytes read.
* -errno : An error occured.
*/
EXTERN int nfs_lseek(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, uint64_t *current_offset);
/*
* FSYNC()
*/
/*
* Async fsync()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data);
/*
* Sync fsync()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_fsync(struct nfs_context *nfs, struct nfsfh *nfsfh);
/*
* TRUNCATE()
*/
/*
* Async truncate()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data);
/*
* Sync truncate()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_truncate(struct nfs_context *nfs, const char *path, uint64_t length);
/*
* FTRUNCATE()
*/
/*
* Async ftruncate()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data);
/*
* Sync ftruncate()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_ftruncate(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length);
/*
* MKDIR()
*/
/*
* Async mkdir()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync mkdir()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_mkdir(struct nfs_context *nfs, const char *path);
/*
* RMDIR()
*/
/*
* Async rmdir()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync rmdir()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_rmdir(struct nfs_context *nfs, const char *path);
/*
* CREAT()
*/
/*
* Async creat()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is a struct *nfsfh;
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data);
/*
* Sync creat()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_creat(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh);
/*
* MKNOD()
*/
/*
* Async mknod()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data);
/*
* Sync mknod()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_mknod(struct nfs_context *nfs, const char *path, int mode, int dev);
/*
* UNLINK()
*/
/*
* Async unlink()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync unlink()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_unlink(struct nfs_context *nfs, const char *path);
/*
* OPENDIR()
*/
struct nfsdir;
/*
* Async opendir()
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When struct nfsdir * is returned, this resource is closed/freed by calling nfs_closedir()
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is struct nfsdir *
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync opendir()
* Function returns
* 0 : Success
* -errno : An error occured.
*/
EXTERN int nfs_opendir(struct nfs_context *nfs, const char *path, struct nfsdir **nfsdir);
/*
* READDIR()
*/
struct nfsdirent {
struct nfsdirent *next;
char *name;
uint64_t inode;
/* some extra fields we get for free through the READDIRPLUS3 call. You need libnfs-raw-nfs.h for these */
uint32_t type; /* NF3REG, NF3DIR, NF3BLK, ... */
uint32_t mode;
uint64_t size;
struct timeval atime;
struct timeval mtime;
struct timeval ctime;
};
/*
* nfs_readdir() never blocks, so no special sync/async versions are available
*/
EXTERN struct nfsdirent *nfs_readdir(struct nfs_context *nfs, struct nfsdir *nfsdir);
/*
* READDIR()
*/
/*
* nfs_closedir() never blocks, so no special sync/async versions are available
*/
EXTERN void nfs_closedir(struct nfs_context *nfs, struct nfsdir *nfsdir);
/*
* STATVFS()
*/
/*
* Async statvfs(<dirname>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is struct statvfs *
* -errno : An error occured.
* data is the error string.
*/
struct statvfs;
EXTERN int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync statvfs(<dirname>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_statvfs(struct nfs_context *nfs, const char *path, struct statvfs *svfs);
/*
* READLINK()
*/
/*
* Async readlink(<name>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is a char *
* data is only valid during the callback and is automatically freed when the callback returns.
* -errno : An error occured.
* data is the error string.
*/
struct statvfs;
EXTERN int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data);
/*
* Sync readlink(<name>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_readlink(struct nfs_context *nfs, const char *path, char *buf, int bufsize);
/*
* CHMOD()
*/
/*
* Async chmod(<name>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data);
/*
* Sync chmod(<name>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_chmod(struct nfs_context *nfs, const char *path, int mode);
/*
* FCHMOD()
*/
/*
* Async fchmod(<handle>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data);
/*
* Sync fchmod(<handle>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_fchmod(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode);
/*
* CHOWN()
*/
/*
* Async chown(<name>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data);
/*
* Sync chown(<name>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_chown(struct nfs_context *nfs, const char *path, int uid, int gid);
/*
* FCHOWN()
*/
/*
* Async fchown(<handle>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data);
/*
* Sync fchown(<handle>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_fchown(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid);
/*
* UTIMES()
*/
/*
* Async utimes(<path>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data);
/*
* Sync utimes(<path>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_utimes(struct nfs_context *nfs, const char *path, struct timeval *times);
/*
* UTIME()
*/
/*
* Async utime(<path>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
struct utimbuf;
EXTERN int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data);
/*
* Sync utime(<path>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_utime(struct nfs_context *nfs, const char *path, struct utimbuf *times);
/*
* ACCESS()
*/
/*
* Async access(<path>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data);
/*
* Sync access(<path>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_access(struct nfs_context *nfs, const char *path, int mode);
/*
* SYMLINK()
*/
/*
* Async symlink(<path>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data);
/*
* Sync symlink(<path>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_symlink(struct nfs_context *nfs, const char *oldpath, const char *newpath);
/*
* RENAME()
*/
/*
* Async rename(<oldpath>, <newpath>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data);
/*
* Sync rename(<oldpath>, <newpath>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_rename(struct nfs_context *nfs, const char *oldpath, const char *newpath);
/*
* LINK()
*/
/*
* Async link(<oldpath>, <newpath>)
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is NULL
* -errno : An error occured.
* data is the error string.
*/
EXTERN int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data);
/*
* Sync link(<oldpath>, <newpath>)
* Function returns
* 0 : The operation was successfull.
* -errno : The command failed.
*/
EXTERN int nfs_link(struct nfs_context *nfs, const char *oldpath, const char *newpath);
/*
* GETEXPORTS()
*/
/*
* Async getexports()
* NOTE: You must include 'libnfs-raw-mount.h' to get the definitions of the
* returned structures.
*
* This function will return the list of exports from an NFS server.
*
* Function returns
* 0 : The operation was initiated. Once the operation finishes, the callback will be invoked.
* <0 : An error occured when trying to set up the operation. The callback will not be invoked.
*
* When the callback is invoked, status indicates the result:
* 0 : Success.
* data is a pointer to an exports pointer:
* exports export = *(exports *)data;
* -errno : An error occured.
* data is the error string.
*/
EXTERN int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data);
/*
* Sync getexports(<server>)
* Function returns
* NULL : something failed
* exports export : a linked list of exported directories
*
* returned data must be freed by calling mount_free_export_list(exportnode);
*/
EXTERN struct exportnode *mount_getexports(const char *server);
EXTERN void mount_free_export_list(struct exportnode *exports);
//qqq replace later with lseek(cur, 0)
uint64_t nfs_get_current_offset(struct nfsfh *nfsfh);
struct nfs_server_list {
struct nfs_server_list *next;
char *addr;
};
/*
* Sync find_local_servers(<server>)
* This function will probe all local networks for NFS server. This function will
* block for one second while awaiting for all nfs servers to respond.
*
* Function returns
* NULL : something failed
*
* struct nfs_server_list : a linked list of all discovered servers
*
* returned data must be freed by nfs_free_srvr_list(srv);
*/
struct nfs_server_list *nfs_find_local_servers(void);
void free_nfs_srvr_list(struct nfs_server_list *srv);
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