status_t
fs_closedir(fs_volume *_vol, fs_vnode *_node, void *cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
int result = B_NO_ERROR;
ntfs_inode *ni = NULL;
LOCK_VOL(ns);
TRACE("fs_closedir - ENTER\n");
ni = ntfs_inode_open(ns->ntvol, node->vnid);
if (ni == NULL) {
result = ENOENT;
goto exit;
}
fs_ntfs_update_times(_vol, ni, NTFS_UPDATE_ATIME);
exit:
if (ni)
ntfs_inode_close(ni);
TRACE("fs_closedir - EXIT\n");
UNLOCK_VOL(ns);
return result;
}
status_t
fs_rewind_attrib_dir(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
attrdircookie *cookie = (attrdircookie *)_cookie;
status_t result = B_NO_ERROR;
TRACE("%s - ENTER\n", __FUNCTION__);
LOCK_VOL(ns);
if (cookie->ctx)
ntfs_attr_put_search_ctx(cookie->ctx);
cookie->ctx = ntfs_attr_get_search_ctx(cookie->inode, NULL);
if (cookie->ctx == NULL) {
result = errno;
//goto exit;
}
//exit:
TRACE("%s - EXIT, result is %s\n", __FUNCTION__, strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fake_free_attrib_dir_cookie(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *ns = (nspace *)_vol->private_volume;
int result = B_NO_ERROR;
LOCK_VOL(ns);
TRACE("fake_free_attrib_dir_cookie - ENTER\n");
if (_cookie == NULL) {
TRACE("fake_free_attrib_dir_cookie - error:called with null cookie\n");
result = EINVAL;
goto exit;
}
*(int32 *)_cookie = kFreeTypeCookie;
free(_cookie);
exit:
TRACE("fake_free_attrib_dir_cookie - EXIT, result is %s\n",
strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fs_read_attrib_stat(fs_volume *_vol, fs_vnode *_node, void *_cookie,
struct stat *stat)
{
nspace *ns = (nspace *)_vol->private_volume;
//vnode *node = (vnode *)_node->private_node;
attrcookie *cookie = (attrcookie *)_cookie;
//ntfs_inode *ni = cookie->inode;
ntfs_attr *na = cookie->stream;
//status_t result = B_NO_ERROR;
LOCK_VOL(ns);
//ERRPRINT("%s - ENTER\n", __FUNCTION__);
stat->st_type = B_XATTR_TYPE;
stat->st_size = na ? na->data_size : 0;
//exit:
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fake_read_attrib_dir(fs_volume *_vol, fs_vnode *_node, void *_cookie,
struct dirent *entry, size_t bufsize, uint32 *num)
{
nspace *ns = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
int32 *cookie = (int32 *)_cookie;
LOCK_VOL(ns);
TRACE("fake_read_attrdir - ENTER\n");
*num = 0;
if ((*cookie == kOpenTypeCookie) && (node->mime)) {
*num = 1;
entry->d_ino = node->vnid;
entry->d_dev = ns->id;
entry->d_reclen = sizeof(struct dirent) + strlen(kAttrMimeTypeName);
strcpy(entry->d_name, kAttrMimeTypeName);
}
*cookie = kCloseTypeCookie;
TRACE("fake_read_attrdir - EXIT\n");
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fs_rstat(fs_volume *_vol, fs_vnode *_node, struct stat *stbuf)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
ntfs_inode *ni = NULL;
ntfs_attr *na;
status_t result = B_NO_ERROR;
LOCK_VOL(ns);
ERRPRINT("fs_rstat - ENTER:\n");
if (ns == NULL || node == NULL ||stbuf == NULL) {
result = ENOENT;
goto exit;
}
ni = ntfs_inode_open(ns->ntvol, node->vnid);
if (ni == NULL) {
result = ENOENT;
goto exit;
}
if (ni->mrec->flags & MFT_RECORD_IS_DIRECTORY) {
// Directory
stbuf->st_mode = FS_DIR_MODE;
na = ntfs_attr_open(ni, AT_INDEX_ALLOCATION, NTFS_INDEX_I30, 4);
if (na) {
stbuf->st_size = na->data_size;
stbuf->st_blocks = na->allocated_size >> 9;
ntfs_attr_close(na);
}
stbuf->st_nlink = 1;
} else {
status_t
dosfs_read_attr_stat(fs_volume *_vol, fs_vnode *_node, void *_cookie,
struct stat *stat)
{
nspace *vol = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
DPRINTF(0, ("dosfs_read_attr_stat\n"));
if (_cookie != &kBeOSTypeCookie)
return ENOENT;
LOCK_VOL(vol);
if (node->mime == NULL) {
UNLOCK_VOL(vol);
return ENOENT;
}
stat->st_type = MIME_STRING_TYPE;
stat->st_size = strlen(node->mime) + 1;
UNLOCK_VOL(vol);
return 0;
}
status_t
fs_read_attrib(fs_volume *_vol, fs_vnode *_node, void *_cookie, off_t pos,
void *buffer, size_t *len)
{
nspace *ns = (nspace *)_vol->private_volume;
//vnode *node = (vnode *)_node->private_node;
attrcookie *cookie = (attrcookie *)_cookie;
ntfs_inode *ni = cookie->inode;
ntfs_attr *na = cookie->stream;
size_t size = *len;
int total = 0;
status_t result = B_NO_ERROR;
if (pos < 0) {
*len = 0;
return EINVAL;
}
LOCK_VOL(ns);
TRACE("%s - ENTER\n", __FUNCTION__);
// it is a named stream
if (na) {
if (pos + size > na->data_size)
size = na->data_size - pos;
while (size) {
off_t bytesRead = ntfs_attr_pread(na, pos, size, buffer);
if (bytesRead < (s64)size) {
ntfs_log_error("ntfs_attr_pread returned less bytes than "
"requested.\n");
}
if (bytesRead <= 0) {
*len = 0;
result = EINVAL;
goto exit;
}
size -= bytesRead;
pos += bytesRead;
total += bytesRead;
}
*len = total;
} else {
*len = 0;
result = ENOENT; // TODO
}
fs_ntfs_update_times(_vol, ni, NTFS_UPDATE_ATIME); // XXX needed ?
exit:
TRACE("%s - EXIT, result is %s\n", __FUNCTION__, strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
dosfs_read_attrdir(fs_volume *_vol, fs_vnode *_node, void *_cookie,
struct dirent *entry, size_t bufsize, uint32 *num)
{
nspace *vol = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
int32 *cookie = (int32 *)_cookie;
TOUCH(bufsize);
DPRINTF(0, ("dosfs_read_attrdir called\n"));
*num = 0;
LOCK_VOL(vol);
if ((*cookie == 0) && (node->mime)) {
*num = 1;
entry->d_ino = node->vnid;
entry->d_dev = vol->id;
entry->d_reclen = 10;
strcpy(entry->d_name, "BEOS:TYPE");
}
*cookie = 1;
UNLOCK_VOL(vol);
return 0;
}
status_t
fs_rewinddir(fs_volume *_vol, fs_vnode *vnode, void *_cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
dircookie *cookie = (dircookie*)_cookie;
int result = EINVAL;
LOCK_VOL(ns);
TRACE("fs_rewinddir - ENTER\n");
if (cookie != NULL) {
cookie->pos = 0;
cookie->ino = 0;
cookie->readed = 0;
cookie->last = 0;
cookie->name[0] = 0;
result = B_NO_ERROR;
}
TRACE("fs_rewinddir - EXIT, result is %s\n", strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fake_open_attrib_dir(fs_volume *_vol, fs_vnode *_node, void **_cookie)
{
nspace *ns = (nspace *)_vol->private_volume;
int result = B_NO_ERROR;
TRACE("fake_open_attrdir - ENTER\n");
LOCK_VOL(ns);
if ((*_cookie = malloc(sizeof(uint32))) == NULL) {
result = ENOMEM;
goto exit;
}
*(int32 *)(*_cookie) = kOpenTypeCookie;
exit:
TRACE("fake_open_attrdir - EXIT, result is %s\n", strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fake_read_attrib_stat(fs_volume *_vol, fs_vnode *_node, void *_cookie,
struct stat *stat)
{
nspace *ns = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
int result = B_NO_ERROR;
LOCK_VOL(ns);
TRACE("fake_read_attr_stat - ENTER\n");
if (_cookie != &kSetTypeCookie) {
result = ENOENT;
goto exit;
}
stat->st_type = MIME_STRING_TYPE;
if (node->mime == NULL)
stat->st_size = 0;
else
stat->st_size = strlen(node->mime) + 1;
exit:
TRACE("fake_read_attrib_stat - EXIT, result is %s\n",
strerror(result));
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fs_open_attrib_dir(fs_volume *_vol, fs_vnode *_node, void **_cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
attrdircookie *cookie = NULL;
ntfs_inode *ni = NULL;
ntfs_attr_search_ctx *ctx = NULL;
status_t result = B_NO_ERROR;
TRACE("%s - ENTER\n", __FUNCTION__);
LOCK_VOL(ns);
ni = ntfs_inode_open(ns->ntvol, node->vnid);
if (ni == NULL) {
result = errno;
goto exit;
}
ctx = ntfs_attr_get_search_ctx(ni, NULL);
if (ctx == NULL) {
result = errno;
goto exit;
}
cookie = (attrdircookie*)ntfs_calloc(sizeof(attrdircookie));
if (cookie == NULL) {
result = ENOMEM;
goto exit;
}
cookie->inode = ni;
cookie->ctx = ctx;
ni = NULL;
ctx = NULL;
*_cookie = cookie;
exit:
if (ctx)
ntfs_attr_put_search_ctx(ctx);
if (ni)
ntfs_inode_close(ni);
TRACE("%s - EXIT, result is %s\n", __FUNCTION__, strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fs_free_attrib_cookie(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
attrcookie *cookie = (attrcookie *)_cookie;
LOCK_VOL(ns);
if (cookie->uname != NULL)
free(cookie->uname);
UNLOCK_VOL(ns);
free(cookie);
return B_NO_ERROR;
}
status_t
fs_free_dircookie(fs_volume *_vol, fs_vnode *vnode, void *cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
LOCK_VOL(ns);
TRACE("fs_free_dircookie - ENTER\n");
if (cookie != NULL)
free(cookie);
TRACE("fs_free_dircookie - EXIT\n");
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fs_opendir(fs_volume *_vol, fs_vnode *_node, void** _cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
dircookie *cookie = NULL;
int result = B_NO_ERROR;
ntfs_inode *ni = NULL;
LOCK_VOL(ns);
TRACE("fs_opendir - ENTER\n");
ni = ntfs_inode_open(ns->ntvol, node->vnid);
if (ni == NULL) {
result = ENOENT;
goto exit;
}
if (!(ni->mrec->flags & MFT_RECORD_IS_DIRECTORY)) {
result = EMFILE;
goto exit;
}
cookie = (dircookie*)ntfs_calloc(sizeof(dircookie));
if (cookie != NULL) {
cookie->pos = 0;
cookie->ino = 0;
cookie->readed = 0;
cookie->last = 0;
cookie->name[0] = 0;
cookie->show_sys_files = ns->show_sys_files;
*_cookie = (void*)cookie;
} else
result = ENOMEM;
exit:
if (ni)
ntfs_inode_close(ni);
TRACE("fs_opendir - EXIT\n");
UNLOCK_VOL(ns);
return result;
}
status_t
dosfs_close_attrdir(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *vol = (nspace *)_vol->private_volume;
TOUCH(_node);
DPRINTF(0, ("dosfs_close_attrdir called\n"));
LOCK_VOL(vol);
*(int32 *)_cookie = 1;
UNLOCK_VOL(vol);
return 0;
}
status_t
fake_close_attrib_dir(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *ns = (nspace *)_vol->private_volume;
TRACE("fake_close_attrdir - ENTER\n");
LOCK_VOL(ns);
*(int32 *)_cookie = kCloseTypeCookie;
TRACE("fake_close_attrdir - EXIT\n");
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fake_read_attrib(fs_volume *_vol, fs_vnode *_node, void *_cookie,
off_t pos,void *buffer, size_t *_length)
{
nspace *ns = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
int result = B_NO_ERROR;
ssize_t length;
LOCK_VOL(ns);
TRACE("fake_read_attr - ENTER\n");
if (_cookie != &kSetTypeCookie) {
result = ENOENT;
goto exit;
}
if (node->mime == NULL) {
result = ENOENT;
goto exit;
}
if ((pos < 0) || (pos > strlen(node->mime))) {
result = EINVAL;
goto exit;
}
length = user_strlcpy(buffer, node->mime + pos, *_length);
if (length < B_OK) {
result = B_BAD_ADDRESS;
goto exit;
}
if (length < *_length)
*_length = length + 1;
exit:
TRACE("fake_read_attr - EXIT, result is %s\n", strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fs_free_attrib_cookie(fs_volume *_vol, fs_vnode *_node, void *_cookie)
{
nspace *ns = (nspace*)_vol->private_volume;
attrcookie *cookie = (attrcookie *)_cookie;
LOCK_VOL(ns);
if (cookie->stream)
ntfs_attr_close(cookie->stream);
if (cookie->inode)
ntfs_inode_close(cookie->inode);
UNLOCK_VOL(ns);
free(cookie);
return B_NO_ERROR;
}
status_t
fake_create_attrib(fs_volume *_vol, fs_vnode *_node, const char* name,
uint32 type, int openMode, void** _cookie)
{
nspace *ns = (nspace *)_vol->private_volume;
LOCK_VOL(ns);
TRACE("fake_create_attrib - ENTER (name = [%s])\n",name);
if (strcmp(name, kAttrMimeTypeName) == 0)
*_cookie = &kSetTypeCookie;
TRACE("fake_create_attrib - EXIT\n");
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
dosfs_open_attrdir(fs_volume *_vol, fs_vnode *_node, void **_cookie)
{
nspace *vol = (nspace *)_vol->private_volume;
TOUCH(_node);
DPRINTF(0, ("dosfs_open_attrdir called\n"));
LOCK_VOL(vol);
if ((*_cookie = malloc(sizeof(uint32))) == NULL) {
UNLOCK_VOL(vol);
return ENOMEM;
}
*(int32 *)(*_cookie) = 0;
UNLOCK_VOL(vol);
return 0;
}
status_t
fs_write_vnode(fs_volume *_vol, fs_vnode *_node, bool reenter)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
status_t result = B_NO_ERROR;
if (!reenter)
LOCK_VOL(ns);
ERRPRINT("fs_write_vnode - ENTER (%Ld)\n", node->vnid);
free(node);
ERRPRINT("fs_write_vnode - EXIT\n");
if (!reenter)
UNLOCK_VOL(ns);
return result;
}
status_t
fs_rfsstat(fs_volume *_vol, struct fs_info *fss)
{
nspace *ns = (nspace*)_vol->private_volume;
int i;
LOCK_VOL(ns);
ERRPRINT("fs_rfsstat - ENTER\n");
ntfs_calc_free_space(ns);
fss->dev = ns->id;
fss->root = FILE_root;
fss->flags = B_FS_IS_PERSISTENT | B_FS_HAS_MIME | B_FS_HAS_ATTR | ns->flags;
fss->block_size = ns->ntvol->cluster_size;
fss->io_size = 65536;
fss->total_blocks = ns->ntvol->nr_clusters;
fss->free_blocks = ns->free_clusters;
strncpy(fss->device_name, ns->devicePath, sizeof(fss->device_name));
strncpy(fss->volume_name, ns->ntvol->vol_name, sizeof(fss->volume_name));
for (i = strlen(fss->volume_name) - 1; i >=0 ; i--) {
if (fss->volume_name[i] != ' ')
break;
}
if (i < 0)
strcpy(fss->volume_name, "NTFS Untitled");
else
fss->volume_name[i + 1] = 0;
strcpy(fss->fsh_name, "NTFS");
ERRPRINT("fs_rfsstat - EXIT\n");
UNLOCK_VOL(ns);
return B_NO_ERROR;
}
status_t
fake_read_attrib(fs_volume *_vol, fs_vnode *_node, void *_cookie,
off_t pos,void *buffer, size_t *_length)
{
nspace *ns = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
int result = B_NO_ERROR;
LOCK_VOL(ns);
TRACE("fake_read_attr - ENTER\n");
if (_cookie != &kSetTypeCookie) {
result = ENOENT;
goto exit;
}
if (node->mime == NULL) {
result = ENOENT;
goto exit;
}
if ((pos < 0) || (pos > strlen(node->mime))) {
result = EINVAL;
goto exit;
}
strncpy(buffer, node->mime + pos, *_length - 1);
((char *)buffer)[*_length - 1] = 0;
*_length = strlen(buffer) + 1;
exit:
TRACE("fake_read_attr - EXIT, result is %s\n", strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
dosfs_open_attr(fs_volume *_vol, fs_vnode *_node, const char *name,
int openMode, void **_cookie)
{
nspace *vol = (nspace *)_vol->private_volume;
vnode *node = (vnode *)_node->private_node;
if (strcmp(name, "BEOS:TYPE"))
return ENOENT;
LOCK_VOL(vol);
if (node->mime == NULL) {
UNLOCK_VOL(vol);
return ENOENT;
}
UNLOCK_VOL(vol);
*_cookie = &kBeOSTypeCookie;
return B_OK;
}
status_t
fs_remove_vnode(fs_volume *_vol, fs_vnode *_node, bool reenter)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_node->private_node;
status_t result = B_NO_ERROR;
// TODO: this does not look right! The space if the node must be freed *here*
if (!reenter)
LOCK_VOL(ns);
ERRPRINT("fs_remove_vnode - ENTER (%Ld)\n", node->vnid);
free(node);
ERRPRINT("fs_remove_vnode - EXIT, result is %s\n", strerror(result));
if (!reenter)
UNLOCK_VOL(ns);
return result;
}
status_t
fake_open_attrib(fs_volume *_vol, fs_vnode *_node, const char *name,
int openMode, void **_cookie)
{
nspace *ns = (nspace *)_vol->private_volume;
status_t result = B_NO_ERROR;
LOCK_VOL(ns);
TRACE("fake_open_attrib - ENTER (name = [%s])\n",name);
if (strcmp(name, kAttrMimeTypeName) == 0)
*_cookie = &kSetTypeCookie;
else
result = ENOENT;
TRACE("fake_open_attrib - EXIT, result is %s\n", strerror(result));
UNLOCK_VOL(ns);
return result;
}
status_t
fs_get_vnode_name(fs_volume *_vol, fs_vnode *_vnode, char *buffer,
size_t bufferSize)
{
nspace *ns = (nspace*)_vol->private_volume;
vnode *node = (vnode*)_vnode->private_node;
ntfs_inode *ni = NULL;
status_t result = B_NO_ERROR;
char path[MAX_PATH];
char *name;
LOCK_VOL(ns);
ni = ntfs_inode_open(ns->ntvol, node->vnid);
if (ni == NULL) {
result = ENOENT;
goto exit;
}
if (utils_inode_get_name(ni, path, MAX_PATH) == 0) {
result = EINVAL;
goto exit;
}
name = strrchr(path, '/');
name++;
strlcpy(buffer, name, bufferSize);
exit:
if (ni)
ntfs_inode_close(ni);
UNLOCK_VOL(ns);
return result;
}
status_t
fs_wfsstat(fs_volume *_vol, const struct fs_info *fss, uint32 mask)
{
nspace* ns = (nspace*)_vol->private_volume;
status_t result = B_NO_ERROR;
if (ns->flags & B_FS_IS_READONLY) {
ERRPRINT("ntfs is read-only\n");
return EROFS;
}
LOCK_VOL(ns);
if (mask & FS_WRITE_FSINFO_NAME) {
result = ntfs_change_label(ns->ntvol, (char*)fss->volume_name);
goto exit;
}
exit:
UNLOCK_VOL(ns);
return result;
}
