/* delete a file - the dirtype specifies the file types to include in the search. The name can contain CIFS wildcards, but rarely does (except with OS/2 clients) */ NTSTATUS pvfs_unlink(struct ntvfs_module_context *ntvfs, struct ntvfs_request *req, union smb_unlink *unl) { struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, struct pvfs_state); struct pvfs_dir *dir; NTSTATUS status; uint32_t total_deleted=0; struct pvfs_filename *name; const char *fname; off_t ofs; /* resolve the cifs name to a posix name */ status = pvfs_resolve_name(pvfs, req, unl->unlink.in.pattern, PVFS_RESOLVE_WILDCARD | PVFS_RESOLVE_STREAMS | PVFS_RESOLVE_NO_OPENDB, &name); if (!NT_STATUS_IS_OK(status)) { return status; } if (!name->exists && !name->has_wildcard) { return NT_STATUS_OBJECT_NAME_NOT_FOUND; } if (name->exists && (name->dos.attrib & FILE_ATTRIBUTE_DIRECTORY)) { return NT_STATUS_FILE_IS_A_DIRECTORY; } if (!name->has_wildcard) { return pvfs_unlink_one(pvfs, req, unl, name); } /* * disable async requests in the wildcard case * untill we have proper tests for this */ req->async_states->state &= ~NTVFS_ASYNC_STATE_MAY_ASYNC; /* get list of matching files */ status = pvfs_list_start(pvfs, name, req, &dir); if (!NT_STATUS_IS_OK(status)) { return status; } status = NT_STATUS_NO_SUCH_FILE; talloc_free(name); ofs = 0; while ((fname = pvfs_list_next(dir, &ofs))) { /* this seems to be a special case */ if ((unl->unlink.in.attrib & FILE_ATTRIBUTE_DIRECTORY) && (ISDOT(fname) || ISDOTDOT(fname))) { return NT_STATUS_OBJECT_NAME_INVALID; } /* get a pvfs_filename object */ status = pvfs_resolve_partial(pvfs, req, pvfs_list_unix_path(dir), fname, PVFS_RESOLVE_NO_OPENDB, &name); if (!NT_STATUS_IS_OK(status)) { return status; } status = pvfs_unlink_one(pvfs, req, unl, name); if (NT_STATUS_IS_OK(status)) { total_deleted++; } talloc_free(name); } if (total_deleted > 0) { status = NT_STATUS_OK; } return status; }
/* list files in a directory matching a wildcard pattern */ static NTSTATUS pvfs_search_first_trans2(struct ntvfs_module_context *ntvfs, struct ntvfs_request *req, union smb_search_first *io, void *search_private, bool (*callback)(void *, const union smb_search_data *)) { struct pvfs_dir *dir; struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, struct pvfs_state); struct pvfs_search_state *search; unsigned int reply_count; uint16_t search_attrib, max_count; const char *pattern; NTSTATUS status; struct pvfs_filename *name; int id; search_attrib = io->t2ffirst.in.search_attrib; pattern = io->t2ffirst.in.pattern; max_count = io->t2ffirst.in.max_count; /* resolve the cifs name to a posix name */ status = pvfs_resolve_name(pvfs, req, pattern, PVFS_RESOLVE_WILDCARD, &name); if (!NT_STATUS_IS_OK(status)) { return status; } if (!name->has_wildcard && !name->exists) { return NT_STATUS_NO_SUCH_FILE; } status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_TRAVERSE | SEC_DIR_LIST); if (!NT_STATUS_IS_OK(status)) { return status; } /* we initially make search a child of the request, then if we need to keep it long term we steal it for the private structure */ search = talloc(req, struct pvfs_search_state); if (!search) { return NT_STATUS_NO_MEMORY; } /* do the actual directory listing */ status = pvfs_list_start(pvfs, name, search, &dir); if (!NT_STATUS_IS_OK(status)) { return status; } id = idr_get_new(pvfs->search.idtree, search, MAX_SEARCH_HANDLES); if (id == -1) { return NT_STATUS_INSUFFICIENT_RESOURCES; } search->pvfs = pvfs; search->handle = id; search->dir = dir; search->current_index = 0; search->search_attrib = search_attrib; search->must_attrib = 0; search->last_used = 0; search->num_ea_names = io->t2ffirst.in.num_names; search->ea_names = io->t2ffirst.in.ea_names; search->te = NULL; DLIST_ADD(pvfs->search.list, search); talloc_set_destructor(search, pvfs_search_destructor); status = pvfs_search_fill(pvfs, req, max_count, search, io->generic.data_level, &reply_count, search_private, callback); if (!NT_STATUS_IS_OK(status)) { return status; } /* not matching any entries is an error */ if (reply_count == 0) { return NT_STATUS_NO_SUCH_FILE; } io->t2ffirst.out.count = reply_count; io->t2ffirst.out.handle = search->handle; io->t2ffirst.out.end_of_search = pvfs_list_eos(dir, search->current_index) ? 1 : 0; /* work out if we are going to keep the search state and allow for a search continue */ if ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE) || ((io->t2ffirst.in.flags & FLAG_TRANS2_FIND_CLOSE_IF_END) && io->t2ffirst.out.end_of_search)) { talloc_free(search); } else { talloc_steal(pvfs, search); } return NT_STATUS_OK; }
static NTSTATUS pvfs_search_first_smb2(struct ntvfs_module_context *ntvfs, struct ntvfs_request *req, const struct smb2_find *io, void *search_private, bool (*callback)(void *, const union smb_search_data *)) { struct pvfs_dir *dir; struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, struct pvfs_state); struct pvfs_search_state *search; unsigned int reply_count; uint16_t max_count; const char *pattern; NTSTATUS status; struct pvfs_filename *name; struct pvfs_file *f; f = pvfs_find_fd(pvfs, req, io->in.file.ntvfs); if (!f) { return NT_STATUS_FILE_CLOSED; } /* its only valid for directories */ if (f->handle->fd != -1) { return NT_STATUS_INVALID_PARAMETER; } if (!(f->access_mask & SEC_DIR_LIST)) { return NT_STATUS_ACCESS_DENIED; } if (f->search) { talloc_free(f->search); f->search = NULL; } if (strequal(io->in.pattern, "")) { return NT_STATUS_OBJECT_NAME_INVALID; } if (strchr_m(io->in.pattern, '\\')) { return NT_STATUS_OBJECT_NAME_INVALID; } if (strchr_m(io->in.pattern, '/')) { return NT_STATUS_OBJECT_NAME_INVALID; } if (strequal("", f->handle->name->original_name)) { pattern = talloc_asprintf(req, "%s", io->in.pattern); NT_STATUS_HAVE_NO_MEMORY(pattern); } else { pattern = talloc_asprintf(req, "%s\\%s", f->handle->name->original_name, io->in.pattern); NT_STATUS_HAVE_NO_MEMORY(pattern); } /* resolve the cifs name to a posix name */ status = pvfs_resolve_name(pvfs, req, pattern, PVFS_RESOLVE_WILDCARD, &name); NT_STATUS_NOT_OK_RETURN(status); if (!name->has_wildcard && !name->exists) { return NT_STATUS_NO_SUCH_FILE; } /* we initially make search a child of the request, then if we need to keep it long term we steal it for the private structure */ search = talloc(req, struct pvfs_search_state); NT_STATUS_HAVE_NO_MEMORY(search); /* do the actual directory listing */ status = pvfs_list_start(pvfs, name, search, &dir); NT_STATUS_NOT_OK_RETURN(status); search->pvfs = pvfs; search->handle = INVALID_SEARCH_HANDLE; search->dir = dir; search->current_index = 0; search->search_attrib = 0x0000FFFF; search->must_attrib = 0; search->last_used = 0; search->num_ea_names = 0; search->ea_names = NULL; search->te = NULL; if (io->in.continue_flags & SMB2_CONTINUE_FLAG_SINGLE) { max_count = 1; } else { max_count = UINT16_MAX; } status = pvfs_search_fill(pvfs, req, max_count, search, io->data_level, &reply_count, search_private, callback); NT_STATUS_NOT_OK_RETURN(status); /* not matching any entries is an error */ if (reply_count == 0) { return NT_STATUS_NO_SUCH_FILE; } f->search = talloc_steal(f, search); return NT_STATUS_OK; }
/* list files in a directory matching a wildcard pattern - old SMBsearch interface */ static NTSTATUS pvfs_search_first_old(struct ntvfs_module_context *ntvfs, struct ntvfs_request *req, union smb_search_first *io, void *search_private, bool (*callback)(void *, const union smb_search_data *)) { struct pvfs_dir *dir; struct pvfs_state *pvfs = talloc_get_type(ntvfs->private_data, struct pvfs_state); struct pvfs_search_state *search; unsigned int reply_count; uint16_t search_attrib; const char *pattern; NTSTATUS status; struct pvfs_filename *name; int id; search_attrib = io->search_first.in.search_attrib; pattern = io->search_first.in.pattern; /* resolve the cifs name to a posix name */ status = pvfs_resolve_name(pvfs, req, pattern, PVFS_RESOLVE_WILDCARD, &name); if (!NT_STATUS_IS_OK(status)) { return status; } if (!name->has_wildcard && !name->exists) { return STATUS_NO_MORE_FILES; } status = pvfs_access_check_parent(pvfs, req, name, SEC_DIR_TRAVERSE | SEC_DIR_LIST); if (!NT_STATUS_IS_OK(status)) { return status; } /* we initially make search a child of the request, then if we need to keep it long term we steal it for the private structure */ search = talloc(req, struct pvfs_search_state); if (!search) { return NT_STATUS_NO_MEMORY; } /* do the actual directory listing */ status = pvfs_list_start(pvfs, name, search, &dir); if (!NT_STATUS_IS_OK(status)) { return status; } /* we need to give a handle back to the client so it can continue a search */ id = idr_get_new(pvfs->search.idtree, search, MAX_OLD_SEARCHES); if (id == -1) { pvfs_search_cleanup(pvfs); id = idr_get_new(pvfs->search.idtree, search, MAX_OLD_SEARCHES); } if (id == -1) { return NT_STATUS_INSUFFICIENT_RESOURCES; } search->pvfs = pvfs; search->handle = id; search->dir = dir; search->current_index = 0; search->search_attrib = search_attrib & 0xFF; search->must_attrib = (search_attrib>>8) & 0xFF; search->last_used = time(NULL); search->te = NULL; DLIST_ADD(pvfs->search.list, search); talloc_set_destructor(search, pvfs_search_destructor); status = pvfs_search_fill(pvfs, req, io->search_first.in.max_count, search, io->generic.data_level, &reply_count, search_private, callback); if (!NT_STATUS_IS_OK(status)) { return status; } io->search_first.out.count = reply_count; /* not matching any entries is an error */ if (reply_count == 0) { return STATUS_NO_MORE_FILES; } talloc_steal(pvfs, search); return NT_STATUS_OK; }