static int xmp_getattr(const char *path, struct stat *stbuf)
{
int res;
//pass_msg("getattr");
struct request_potato vrequest_potato;
struct reply_potato vreply_potato;
vrequest_potato.Opcode=4;
strcpy(vrequest_potato.fpath,path);
vreply_potato.rc=0;
vreply_potato=pass_msg(vrequest_potato);
printf("\npath=%s\n",path);
//populate
copy_stat(stbuf,vreply_potato);
res=vreply_potato.rc;
printf("\nattr_value=%d\n",res);
//res = lstat(path, stbuf);
if (vreply_potato.rc == -1)
return vreply_potato.errno_t;
return 0;
}
long sys_lstat(const char* name, void* st)
{
struct frontend_stat buf;
size_t name_size = strlen(name)+1;
long ret = frontend_syscall(SYS_lstat, (uintptr_t)name, name_size, (uintptr_t)&buf, 0, 0, 0, 0);
copy_stat(st, &buf);
return ret;
}
int fstatat(int dirfd, const char *pathname, struct stat *buf, int flags)
{
kernel_stat s;
int ret;
ret = syscall(__NR_newfstatat, dirfd, pathname, &s, flags);
copy_stat(buf, &s);
return ret;
}
int fstat(int fp, struct stat *st)
{
kernel_stat s;
int ret;
ret = syscall (__NR_fstat, fp, &s);
copy_stat (st, &s);
return ret;
}
long sys_fstatat(int dirfd, const char* name, void* st, int flags)
{
int kfd = at_kfd(dirfd);
if (kfd != -1) {
struct frontend_stat buf;
size_t name_size = strlen(name)+1;
long ret = frontend_syscall(SYS_fstatat, kfd, (uintptr_t)name, name_size, (uintptr_t)&buf, flags, 0, 0);
copy_stat(st, &buf);
return ret;
}
return -EBADF;
}
static int fscd_getattr(struct workspace_object_struct *object, struct userpolicy_struct *userpolicy, struct inode_struct *inode, char *path, struct stat *st)
{
int nreturn=-ENOENT;
logoutput("fscd_gettatr");
if (inode) {
if ( strlen(path)==0 || strcmp(path, "/")==0 || strcmp(path, ".")==0 || strcmp(path, "/.")==0 ) {
copy_stat(st, &inode->st);
nreturn=0;
}
}
return nreturn;
}
static int fscd_lookup(struct workspace_object_struct *object, struct userpolicy_struct *userpolicy, struct entry_struct *entry, char *path, struct fuse_entry_param *e)
{
int nreturn=-ENOENT;
struct resource_struct *resource=object->resource;
if (entry->inode) {
struct entry_mountdata_struct *fscd_mountdata=NULL;
logoutput("fscd_lookup: revalidate %s", entry->name);
/* it's a revalidate */
copy_stat(&e->attr, &entry->inode->st);
e->attr_timeout=3600;
e->entry_timeout=3600;
nreturn=0;
/* lookup fscd_mountdata to watch the mount command */
fscd_mountdata=lookup_entry_mountdata(entry);
if (! fscd_mountdata) {
int res;
/* no previous mount pending/mounted/failed */
fscd_mountdata=create_entry_mountdata(entry);
if (fscd_mountdata) {
fscd_mountdata->entry=entry;
fscd_mountdata->workspace_mount=object->workspace_mount;
fscd_mountdata->mountstatus=OBJECT_MOUNTSTATUS_UNMOUNTED;
get_current_time(&fscd_mountdata->mounttime);
} else {
nreturn=-ENOMEM;
}
}
if (fscd_mountdata) {
/* only remount if at least some time ago */
if (fscd_mountdata->mountstatus==OBJECT_MOUNTSTATUS_FAILED) {
struct timespec rightnow;
get_current_time(&rightnow);
if (is_later(&rightnow, &fscd_mountdata->mounttime, cdrom_options.fscd_remount_timeout_onerror, 0)==1) {
/* remount */
fscd_mountdata->mountstatus=OBJECT_MOUNTSTATUS_UNMOUNTED;
fscd_mountdata->mounttime.tv_sec=rightnow.tv_sec;
fscd_mountdata->mounttime.tv_nsec=rightnow.tv_nsec;
}
}
if (fscd_mountdata->mountstatus==OBJECT_MOUNTSTATUS_PENDING) {
wait_for_mount(fscd_mountdata, cdrom_options.fscd_mount_timeout);
}
if (fscd_mountdata->mountstatus==OBJECT_MOUNTSTATUS_UNMOUNTED) {
/* only mount when it's not mounted */
send_internal_message(INTERNALMESSAGE_TYPE_MOUNTOBJECT, (void *) object);
}
}
}
return nreturn;
}
