1 /* 2 * Filesystem client functions. 3 * 4 * Copyright (C) 2018, 2019, 2020, 2021 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #pragma once 23 24 #include <dirent.h> 25 #include <fsclient/file.h> 26 27 28 29 EXTERN_C_BEGIN 30 31 /* Filesystem access operations. */ 32 33 l4_cap_idx_t client_open_for_user(user_t user); 34 l4_cap_idx_t client_open_for_user_using(user_t user, l4_cap_idx_t server); 35 36 /* Opening and closing operations. */ 37 38 void client_close(file_t *file); 39 file_t *client_open(const char *name, flags_t flags); 40 file_t *client_open_using(const char *name, flags_t flags, l4_cap_idx_t server); 41 42 long client_pipe(file_t **reader, file_t **writer); 43 long client_pipe_using(file_t **reader, file_t **writer, l4_cap_idx_t server); 44 45 /* File and region operations. */ 46 47 long client_flush(file_t *file); 48 void *client_mmap(file_t *file, offset_t position, offset_t length); 49 50 /* Pipe region operations. */ 51 52 long client_current_region(file_t *file); 53 long client_next_region(file_t *file); 54 55 /* File data operations. */ 56 57 offset_t client_read(file_t *file, void *buf, offset_t count); 58 offset_t client_write(file_t *file, const void *buf, offset_t count); 59 60 /* File navigation operations. */ 61 62 offset_t client_seek(file_t *file, offset_t offset, int whence); 63 long client_tell(file_t *file); 64 65 /* Directory reading operations. */ 66 67 struct dirent *client_readdir(file_t *file); 68 69 /* Notification operations. */ 70 71 long client_set_blocking(file_t *file, notify_flags_t flags); 72 long client_subscribe(file_t *file, notify_flags_t flags); 73 long client_unsubscribe(file_t *file); 74 long client_wait_file(file_t *file); 75 long client_wait_files(file_t **file); 76 77 EXTERN_C_END 78 79 // vim: tabstop=2 expandtab shiftwidth=2