diff options
Diffstat (limited to 'lib.h')
| -rw-r--r-- | lib.h | 95 |
1 files changed, 46 insertions, 49 deletions
@@ -1,10 +1,10 @@ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*lib.h*/ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*Declarations of basic routines for filesystem manipulations*/ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*Based on the code of unionfs translator.*/ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*Copyright (C) 2001, 2002, 2005, 2008 Free Software Foundation, Inc. Written by Sergiu Ivanov <unlimitedscolobb@gmail.com>. @@ -22,72 +22,69 @@ along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.*/ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ #ifndef __LIB_H__ #define __LIB_H__ -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ #define __USE_FILE_OFFSET64 -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ #include <hurd.h> #include <dirent.h> #include <stddef.h> #include <hurd/iohelp.h> -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ -/*----------------------------------------------------------------------------*/ -/*--------Macros--------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ +/*--------Macros-------------------------------------------------------------*/ /*Alignment of directory entries*/ #define DIRENT_ALIGN 4 -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*The offset of the directory name in the directory entry structure*/ #define DIRENT_NAME_OFFS offsetof(struct dirent, d_name) -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*Computes the length of the structure before the name + the name + 0, - all padded to DIRENT_ALIGN*/ + all padded to DIRENT_ALIGN*/ #define DIRENT_LEN(name_len)\ ((DIRENT_NAME_OFFS + (name_len) + 1 + DIRENT_ALIGN - 1) &\ ~(DIRENT_ALIGN - 1)) -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ /*Deallocate the given port for the current task*/ #define PORT_DEALLOC(p) (mach_port_deallocate(mach_task_self(), (p))) -/*----------------------------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ -/*----------------------------------------------------------------------------*/ -/*--------Functions-----------------------------------------------------------*/ +/*---------------------------------------------------------------------------*/ +/*--------Functions----------------------------------------------------------*/ /*Fetches directory entries for `dir`*/ -error_t -dir_entries_get - ( - file_t dir, - char ** dirent_data, /*the list of directory entries as returned - by dir_readdir*/ - size_t * dirent_data_size, /*the size of `dirent_data`*/ - struct dirent *** dirent_list /*the array of pointers to beginnings of - dirents in dirent_data*/ - ); -/*----------------------------------------------------------------------------*/ +error_t dir_entries_get (file_t dir, + char **dirent_data, /*the list of directory + entries as returned by + dir_readdir */ + size_t * dirent_data_size,/*the size of + `dirent_data` */ + struct dirent ***dirent_list/*the array of + pointers to + beginnings of + dirents in + dirent_data */ + ); +/*---------------------------------------------------------------------------*/ /*Lookup `name` under `dir` (or cwd, if `dir` is invalid)*/ +error_t file_lookup (file_t dir, char *name, + int flags0, /*try to open with these flags first */ + int flags1, /*try to open with these flags, if + `flags0` fail */ + int mode, /*if the file is to be created, create + it with this mode */ + file_t * port, /*store the port to the looked up + file here */ + io_statbuf_t * stat /*store the stat information here */ + ); +/*---------------------------------------------------------------------------*/ +/*Checks whether `user` has the right to open the node described by + `stat` with `flags`*/ error_t -file_lookup - ( - file_t dir, - char * name, - int flags0, /*try to open with these flags first*/ - int flags1, /*try to open with these flags, if `flags0` fail*/ - int mode, /*if the file is to be created, create it with this mode*/ - file_t * port, /*store the port to the looked up file here*/ - io_statbuf_t * stat /*store the stat information here*/ - ); -/*----------------------------------------------------------------------------*/ -/*Checks whether `user` has the right to open the node described by `stat` with - `flags`*/ -error_t -check_open_permissions - ( - struct iouser * user, - io_statbuf_t * stat, - int flags - ); -/*----------------------------------------------------------------------------*/ + check_open_permissions + (struct iouser *user, io_statbuf_t * stat, int flags); +/*---------------------------------------------------------------------------*/ #endif /*__LIB_H__*/ |