static ssize_t xattr_fremovexattr(int fd, const char *name, int options)
{
if (!(options == 0 ||
options == XATTR_XATTR_NOFOLLOW)) {
return -1;
}
if (options & XATTR_XATTR_NOFOLLOW) {
return -1;
}
else {
return extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, name);
}
}
int
ceph_os_fremovexattr(int fd, const char *name)
{
int error = -1;
#if defined(__FreeBSD__)
error = extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, name);
#elif defined(__linux__)
error = fremovexattr(fd, name);
#elif defined(DARWIN)
error = fremovexattr(fd, name, 0);
#endif
return (error);
}
int
ceph_os_fremovexattr(int fd, const char *name)
{
int error = -1;
#if defined(__FreeBSD__)
error = extattr_delete_fd(fd, EXTATTR_NAMESPACE_USER, name);
#elif defined(__linux__)
error = fremovexattr(fd, name);
#elif defined(DARWIN)
error = fremovexattr(fd, name, 0);
/* ENOATTR and ENODATA have different values */
if (error < 0 && errno == ENOATTR)
errno = ENODATA;
#endif
return (error);
}
int rep_fremovexattr (int filedes, const char *name)
{
#if defined(HAVE_FREMOVEXATTR)
#ifndef XATTR_ADDITIONAL_OPTIONS
return fremovexattr(filedes, name);
#else
/* So that we do not recursivly call this function */
#undef fremovexattr
int options = 0;
return fremovexattr(filedes, name, options);
#endif
#elif defined(HAVE_FREMOVEEA)
return fremoveea(filedes, name);
#elif defined(HAVE_EXTATTR_DELETE_FD)
char *s;
int attrnamespace = (strncmp(name, "system", 6) == 0) ?
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr(name, '.')) == NULL) ? name : s + 1;
return extattr_delete_fd(filedes, attrnamespace, attrname);
#elif defined(HAVE_ATTR_REMOVEF)
int flags = 0;
char *attrname = strchr(name,'.') + 1;
if (strncmp(name, "system", 6) == 0) flags |= ATTR_ROOT;
return attr_removef(filedes, attrname, flags);
#elif defined(HAVE_ATTROPEN)
int ret = -1;
int attrdirfd = solaris_openat(filedes, ".", O_RDONLY|O_XATTR, 0);
if (attrdirfd >= 0) {
ret = solaris_unlinkat(attrdirfd, name);
close(attrdirfd);
}
return ret;
#else
errno = ENOSYS;
return -1;
#endif
}
