1 /* 2 * Copyright (c) 2010 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Alex Hornung <ahornung@gmail.com> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of The DragonFly Project nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific, prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 #include <sys/queue.h> 35 #include <libprop/proplib.h> 36 #include <cpu/atomic.h> 37 38 struct udev; 39 struct udev_enumerate; 40 struct udev_list_entry; 41 struct udev_monitor; 42 struct udev_device; 43 44 struct udev *udev_new(void); 45 struct udev *udev_ref(struct udev *udev_ctx); 46 void udev_unref(struct udev *udev_ctx); 47 const char *udev_get_dev_path(struct udev *udev_ctx); 48 void *udev_get_userdata(struct udev *udev_ctx); 49 void udev_set_userdata(struct udev *udev_ctx, void *userdata); 50 int udev_get_fd(struct udev *udev_ctx); 51 52 struct udev_device *udev_device_new_from_dictionary(struct udev *udev_ctx, prop_dictionary_t dict); 53 struct udev_device *udev_device_ref(struct udev_device *udev_device); 54 void udev_device_unref(struct udev_device *udev_device); 55 prop_dictionary_t udev_device_get_dictionary(struct udev_device *udev_device); 56 struct udev *udev_device_get_udev(struct udev_device *udev_device); 57 void udev_device_set_action(struct udev_device *udev_device, int action); 58 const char *udev_device_get_action(struct udev_device *udev_device); 59 dev_t udev_device_get_devnum(struct udev_device *udev_device); 60 const char *udev_device_get_devnode(struct udev_device *udev_device); 61 const char *udev_device_get_property_value(struct udev_device *udev_device, 62 const char *key); 63 const char *udev_device_get_subsystem(struct udev_device *udev_device); 64 const char *udev_device_get_driver(struct udev_device *udev_device); 65 uint64_t udev_device_get_kptr(struct udev_device *udev_device); 66 int32_t udev_device_get_major(struct udev_device *udev_device); 67 int32_t udev_device_get_minor(struct udev_device *udev_device); 68 69 struct udev_enumerate *udev_enumerate_new(struct udev *udev_ctx); 70 struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enum); 71 void udev_enumerate_unref(struct udev_enumerate *udev_enum); 72 struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enum); 73 int udev_enumerate_scan_devices(struct udev_enumerate *udev_enum); 74 struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enum); 75 #define udev_list_entry_foreach(list_entry, first_entry) \ 76 for(list_entry = first_entry; \ 77 list_entry != NULL; \ 78 list_entry = udev_list_entry_get_next(list_entry)) 79 prop_array_t udev_enumerate_get_array(struct udev_enumerate *udev_enum); 80 struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_entry); 81 prop_dictionary_t udev_list_entry_get_dictionary(struct udev_list_entry *list_entry); 82 struct udev_device *udev_list_entry_get_device(struct udev_list_entry *list_entry); 83 int _udev_enumerate_filter_add_match_gen(struct udev_enumerate *udev_enum, 84 int type, 85 int neg, 86 const char *key, 87 char *expr); 88 int udev_enumerate_add_match_subsystem(struct udev_enumerate *udev_enum, 89 const char *subsystem); 90 int udev_enumerate_add_nomatch_subsystem(struct udev_enumerate *udev_enum, 91 const char *subsystem); 92 int udev_enumerate_add_match_expr(struct udev_enumerate *udev_enum, 93 const char *key, 94 char *expr); 95 int udev_enumerate_add_nomatch_expr(struct udev_enumerate *udev_enum, 96 const char *key, 97 char *expr); 98 int udev_enumerate_add_match_regex(struct udev_enumerate *udev_enum, 99 const char *key, 100 char *expr); 101 int udev_enumerate_add_nomatch_regex(struct udev_enumerate *udev_enum, 102 const char *key, 103 char *expr); 104 #define udev_enumerate_add_match_property(a, b) \ 105 udev_enumerate_add_match_expr((a), __DECONST(char *, (b))) 106 107 #define udev_enumerate_add_nomatch_property(a, b) \ 108 udev_enumerate_add_nomatch_expr((a), __DECONST(char *, (b))) 109 110 struct udev_monitor *udev_monitor_new(struct udev *udev_ctx); 111 struct udev_monitor *udev_monitor_ref(struct udev_monitor *udev_monitor); 112 void udev_monitor_unref(struct udev_monitor *udev_monitor); 113 struct udev *udev_monitor_get_udev(struct udev_monitor *udev_monitor); 114 int udev_monitor_get_fd(struct udev_monitor *udev_monitor); 115 struct udev_device *udev_monitor_receive_device(struct udev_monitor *udev_monitor); 116 int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor); 117 int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_monitor, 118 const char *subsystem, 119 const char *devtype); 120 int udev_monitor_filter_add_match_expr(struct udev_monitor *udev_monitor, 121 const char *key, 122 char *expr); 123 int udev_monitor_filter_add_nomatch_expr(struct udev_monitor *udev_monitor, 124 const char *key, 125 char *expr); 126 int udev_monitor_filter_add_match_regex(struct udev_monitor *udev_monitor, 127 const char *key, 128 char *expr); 129 int udev_monitor_filter_add_nomatch_regex(struct udev_monitor *udev_monitor, 130 const char *key, 131 char *expr); 132 int _udev_monitor_filter_add_match_gen(struct udev_monitor *udev_monitor, 133 int type, 134 int neg, 135 const char *key, 136 char *expr); 137 int _udev_filter_add_match_gen(prop_array_t filters, 138 int type, 139 int neg, 140 const char *key, 141 char *expr); 142 143 int send_xml(int s, char *xml); 144 int read_xml(int s, char *buf, size_t buf_sz); 145 int _udev_dict_set_cstr(prop_dictionary_t dict, const char *key, char *str); 146 int _udev_dict_set_int(prop_dictionary_t dict, const char *key, int64_t val); 147 int _udev_dict_set_uint(prop_dictionary_t dict, const char *key, uint64_t val); 148 int conn_local_server(const char *sockfile, int socktype, int nonblock, 149 int *retsock); 150 prop_dictionary_t udevd_get_command_dict(char *command); 151 prop_array_t udevd_request_devs(int s, prop_array_t filters); 152