haiku/headers/private/fs_shell/fssh_unistd.h
Ingo Weinhold a38a92c955 Beginnings of a new, better portable FS shell with Haiku FS interface.
Doesn't do anything ATM, but already provides the required system
interface (VFS, caches, POSIX functions).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20859 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-04-27 12:17:22 +00:00

88 lines
2.4 KiB
C

/*
* Copyright 2004-2007, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _FSSH_UNISTD_H
#define _FSSH_UNISTD_H
#include "fssh_defs.h"
/* access modes */
#define FSSH_R_OK 4
#define FSSH_W_OK 2
#define FSSH_X_OK 1
#define FSSH_F_OK 0
/* standard file descriptors */
#define FSSH_STDIN_FILENO 0
#define FSSH_STDOUT_FILENO 1
#define FSSH_STDERR_FILENO 2
/* lseek() constants */
#ifndef FSSH_SEEK_SET
# define FSSH_SEEK_SET 0
#endif
#ifndef FSSH_SEEK_CUR
# define FSSH_SEEK_CUR 1
#endif
#ifndef FSSH_SEEK_END
# define FSSH_SEEK_END 2
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* file functions */
extern int fssh_access(const char *path, int accessMode);
extern int fssh_chdir(const char *path);
extern int fssh_fchdir(int fd);
extern char *fssh_getcwd(char *buffer, fssh_size_t size);
extern int fssh_dup(int fd);
extern int fssh_dup2(int fd1, int fd2);
extern int fssh_close(int fd);
extern int fssh_link(const char *name, const char *new_name);
extern int fssh_unlink(const char *name);
extern int fssh_rmdir(const char *path);
extern fssh_ssize_t fssh_readlink(const char *path, char *buffer,
fssh_size_t bufferSize);
extern int fssh_symlink(const char *from, const char *to);
extern int fssh_ftruncate(int fd, fssh_off_t newSize);
extern int fssh_truncate(const char *path, fssh_off_t newSize);
extern int fssh_ioctl(int fd, unsigned long op, ...);
extern fssh_ssize_t fssh_read(int fd, void *buffer, fssh_size_t count);
extern fssh_ssize_t fssh_read_pos(int fd, fssh_off_t pos, void *buffer,
fssh_size_t count);
extern fssh_ssize_t fssh_pread(int fd, void *buffer, fssh_size_t count,
fssh_off_t pos);
extern fssh_ssize_t fssh_write(int fd, const void *buffer, fssh_size_t count);
extern fssh_ssize_t fssh_write_pos(int fd, fssh_off_t pos, const void *buffer,
fssh_size_t count);
extern fssh_ssize_t fssh_pwrite(int fd, const void *buffer, fssh_size_t count,
fssh_off_t pos);
extern fssh_off_t fssh_lseek(int fd, fssh_off_t offset, int whence);
extern int fssh_sync(void);
extern int fssh_fsync(int fd);
/* access permissions */
extern fssh_gid_t fssh_getegid(void);
extern fssh_uid_t fssh_geteuid(void);
extern fssh_gid_t fssh_getgid(void);
extern int fssh_getgroups(int groupSize, fssh_gid_t groupList[]);
extern fssh_uid_t fssh_getuid(void);
#ifdef __cplusplus
}
#endif
#endif /* _FSSH_UNISTD_H */