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 #ifdef LIBDEVATTR_INTERNAL 51 int udev_get_fd(struct udev *udev_ctx); 52 #endif 53 54 struct udev_device *udev_device_new_from_dictionary(struct udev *udev_ctx, prop_dictionary_t dict); 55 struct udev_device *udev_device_ref(struct udev_device *udev_device); 56 void udev_device_unref(struct udev_device *udev_device); 57 prop_dictionary_t udev_device_get_dictionary(struct udev_device *udev_device); 58 struct udev *udev_device_get_udev(struct udev_device *udev_device); 59 void udev_device_set_action(struct udev_device *udev_device, int action); 60 const char *udev_device_get_action(struct udev_device *udev_device); 61 dev_t udev_device_get_devnum(struct udev_device *udev_device); 62 const char *udev_device_get_devnode(struct udev_device *udev_device); 63 const char *udev_device_get_property_value(struct udev_device *udev_device, 64 const char *key); 65 const char *udev_device_get_subsystem(struct udev_device *udev_device); 66 const char *udev_device_get_driver(struct udev_device *udev_device); 67 uint64_t udev_device_get_kptr(struct udev_device *udev_device); 68 int32_t udev_device_get_major(struct udev_device *udev_device); 69 int32_t udev_device_get_minor(struct udev_device *udev_device); 70 71 struct udev_enumerate *udev_enumerate_new(struct udev *udev_ctx); 72 struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enum); 73 void udev_enumerate_unref(struct udev_enumerate *udev_enum); 74 struct udev *udev_enumerate_get_udev(struct udev_enumerate *udev_enum); 75 int udev_enumerate_scan_devices(struct udev_enumerate *udev_enum); 76 struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enum); 77 #define udev_list_entry_foreach(list_entry, first_entry) \ 78 for(list_entry = first_entry; \ 79 list_entry != NULL; \ 80 list_entry = udev_list_entry_get_next(list_entry)) 81 prop_array_t udev_enumerate_get_array(struct udev_enumerate *udev_enum); 82 struct udev_list_entry *udev_list_entry_get_next(struct udev_list_entry *list_entry); 83 prop_dictionary_t udev_list_entry_get_dictionary(struct udev_list_entry *list_entry); 84 struct udev_device *udev_list_entry_get_device(struct udev_list_entry *list_entry); 85 #ifdef LIBDEVATTR_INTERNAL 86 int _udev_enumerate_filter_add_match_gen(struct udev_enumerate *udev_enum, 87 int type, 88 int neg, 89 const char *key, 90 char *expr); 91 #endif 92 int udev_enumerate_add_match_subsystem(struct udev_enumerate *udev_enum, 93 const char *subsystem); 94 int udev_enumerate_add_nomatch_subsystem(struct udev_enumerate *udev_enum, 95 const char *subsystem); 96 int udev_enumerate_add_match_expr(struct udev_enumerate *udev_enum, 97 const char *key, 98 char *expr); 99 int udev_enumerate_add_nomatch_expr(struct udev_enumerate *udev_enum, 100 const char *key, 101 char *expr); 102 int udev_enumerate_add_match_regex(struct udev_enumerate *udev_enum, 103 const char *key, 104 char *expr); 105 int udev_enumerate_add_nomatch_regex(struct udev_enumerate *udev_enum, 106 const char *key, 107 char *expr); 108 #define udev_enumerate_add_match_property(x, a, b) \ 109 udev_enumerate_add_match_expr((x), (a), __DECONST(char *, (b))) 110 111 #define udev_enumerate_add_nomatch_property(x, a, b) \ 112 udev_enumerate_add_nomatch_expr((x), (a), __DECONST(char *, (b))) 113 114 struct udev_monitor *udev_monitor_new(struct udev *udev_ctx); 115 struct udev_monitor *udev_monitor_ref(struct udev_monitor *udev_monitor); 116 void udev_monitor_unref(struct udev_monitor *udev_monitor); 117 struct udev *udev_monitor_get_udev(struct udev_monitor *udev_monitor); 118 int udev_monitor_get_fd(struct udev_monitor *udev_monitor); 119 struct udev_device *udev_monitor_receive_device(struct udev_monitor *udev_monitor); 120 int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor); 121 int udev_monitor_filter_add_match_subsystem_devtype(struct udev_monitor *udev_monitor, 122 const char *subsystem, 123 const char *devtype); 124 int udev_monitor_filter_add_match_expr(struct udev_monitor *udev_monitor, 125 const char *key, 126 char *expr); 127 int udev_monitor_filter_add_nomatch_expr(struct udev_monitor *udev_monitor, 128 const char *key, 129 char *expr); 130 int udev_monitor_filter_add_match_regex(struct udev_monitor *udev_monitor, 131 const char *key, 132 char *expr); 133 int udev_monitor_filter_add_nomatch_regex(struct udev_monitor *udev_monitor, 134 const char *key, 135 char *expr); 136 #define udev_monitor_filter_add_match_property(x, a, b) \ 137 udev_monitor_filter_add_match_expr((x), (a), __DECONST(char *, (b))) 138 139 #define udev_monitor_filter_add_nomatch_property(x, a, b) \ 140 udev_monitor_filter_add_nomatch_expr((x), (a), __DECONST(char *, (b))) 141 142 #ifdef LIBDEVATTR_INTERNAL 143 int _udev_monitor_filter_add_match_gen(struct udev_monitor *udev_monitor, 144 int type, 145 int neg, 146 const char *key, 147 char *expr); 148 int _udev_filter_add_match_gen(prop_array_t filters, 149 int type, 150 int neg, 151 const char *key, 152 char *expr); 153 #endif 154 155 #ifdef LIBDEVATTR_INTERNAL 156 int send_xml(int s, char *xml); 157 int read_xml(int s, char **buf); 158 int _udev_dict_set_cstr(prop_dictionary_t dict, const char *key, char *str); 159 int _udev_dict_set_int(prop_dictionary_t dict, const char *key, int64_t val); 160 int _udev_dict_set_uint(prop_dictionary_t dict, const char *key, uint64_t val); 161 int conn_local_server(const char *sockfile, int socktype, int nonblock, 162 int *retsock); 163 prop_dictionary_t udevd_get_command_dict(char *command); 164 prop_array_t udevd_request_devs(int s, prop_array_t filters); 165 #endif 166