/* * Distributed under the terms of the GNU General Public License v2 * $Header: /var/cvs/uClibc/libc/sysdeps/linux/common/xattr.c,v 1.2 2004/12/22 19:53:11 andersen Exp $ * * This file provides the following Extended Attribute system calls to uClibc. * * setxattr(), lsetxattr(), fsetxattr(), * getxattr(), lgetxattr(), fgetxattr(), * listxattr(), llistxattr(), flistxattr(), * removexattr(), lremovexattr(), fremovexattr() * * Dec 2004 - <solar@gentoo.org> */ /* Taken from the manpage. * On success, a positive number is returned indicating the size of the * extended attribute name list. On failure, -1 is returned and errno * is set appropriately. If extended attributes are not supported by the * filesystem, or are disabled, errno is set to ENOSYS. */ #include "syscalls.h" #include <unistd.h> /* sets */ #ifdef __NR_setxattr _syscall5(int, setxattr, const char *, path, const char *, name, const void *, value, size_t, size, int, flags); #else int setxattr(__const char *__path, __const char *__name, __const void *__value, size_t __size, int __flags) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_lsetxattr _syscall5(int, lsetxattr, const char *, path, const char *, name, const void *, value, size_t, size, int, flags); #else int lsetxattr(__const char *__path, __const char *__name, __const void *__value, size_t __size, int __flags) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_fsetxattr _syscall5(int, fsetxattr, int, filedes, const char *, name, const void *, value, size_t, size, int, flags); #else int fsetxattr(int __fd, __const char *__name, __const void *__value, size_t __size, int __flags) { __set_errno(ENOSYS); return -1; } #endif /* gets */ #ifdef __NR_getxattr _syscall4(ssize_t, getxattr, const char *, path, const char *, name, void *, value, size_t, size); #else ssize_t getxattr(__const char *__path, __const char *__name, void *__value, size_t __size) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_lgetxattr _syscall4(ssize_t, lgetxattr, const char *, path, const char *, name, void *, value, size_t, size); #else ssize_t lgetxattr(__const char *__path, __const char *__name, void *__value, size_t __size) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_fgetxattr _syscall4(ssize_t, fgetxattr, int, filedes, const char *, name, void *, value, size_t, size); #else ssize_t fgetxattr(int __fd, __const char *__name, void *__value, size_t __size) { __set_errno(ENOSYS); return -1; } #endif /* list */ #ifdef __NR_listxattr _syscall3(ssize_t, listxattr, const char *, path, char *, list, size_t, size); #else ssize_t listxattr(__const char *__path, char *__list, size_t __size) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_llistxattr _syscall3(ssize_t, llistxattr, const char *, path, char *, list, size_t, size); #else ssize_t llistxattr(__const char *__path, char *__list, size_t __size) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_flistxattr _syscall3(size_t, flistxattr, int, filedes, char *, list, size_t, size); #else ssize_t flistxattr(int __fd, char *__list, size_t __size) { __set_errno(ENOSYS); return -1; } #endif /* remove */ #ifdef __NR_removexattr _syscall2(int, removexattr, const char *, path, const char *, name); #else int removexattr(__const char *__path, __const char *__name) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_lremovexattr _syscall2(int, lremovexattr, const char *, path, const char *, name); #else int lremovexattr(__const char *__path, __const char *__name) { __set_errno(ENOSYS); return -1; } #endif #ifdef __NR_fremovexattr _syscall2(int, fremovexattr, int, filedes, const char *, name); #else int fremovexattr(int __fd, __const char *__name) { __set_errno(ENOSYS); return -1; } #endif