X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev%2Flib%2Flibudev-private.h;h=0756efea811a6336c8aec9f8825b9dd5266d50bd;hp=4697f84da887e74ed8f5ba49b590276c0a1b9c89;hb=c7dff03e057a7548bc2f2adbd5d2798d209b56e6;hpb=eb1f0e6615642ec59b2c436d7f4589f7b738436e diff --git a/udev/lib/libudev-private.h b/udev/lib/libudev-private.h index 4697f84da..0756efea8 100644 --- a/udev/lib/libudev-private.h +++ b/udev/lib/libudev-private.h @@ -3,60 +3,175 @@ * * Copyright (C) 2008 Kay Sievers * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. */ #ifndef _LIBUDEV_PRIVATE_H_ #define _LIBUDEV_PRIVATE_H_ +#include #include "libudev.h" -#include "../udev.h" -struct udev { - int refcount; - void (*log_fn)(struct udev *udev, - int priority, const char *file, int line, const char *fn, - const char *format, va_list args); -}; +#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) -struct udev_device { - int refcount; - struct udev *udev; - struct udevice *udevice; -}; +static inline void __attribute__ ((format(printf, 2, 3))) +udev_log_null(struct udev *udev, const char *format, ...) {} #ifdef USE_LOG -#define log_dbg(udev, arg...) \ - udev_log(udev, LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, ## arg) - -#define log_info(udev, arg...) \ - udev_log(udev, LOG_INFO, __FILE__, __LINE__, __FUNCTION__, ## arg) - -#define log_err(udev, arg...) \ - udev_log(udev, LOG_ERR, __FILE__, __LINE__, __FUNCTION__, ## arg) +# ifdef DEBUG +# define dbg(udev, arg...) udev_log(udev, LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, ## arg) +# else +# define dbg(udev, arg...) udev_log_null(udev, ## arg) +# endif +# define info(udev, arg...) udev_log(udev, LOG_INFO, __FILE__, __LINE__, __FUNCTION__, ## arg) +# define err(udev, arg...) udev_log(udev, LOG_ERR, __FILE__, __LINE__, __FUNCTION__, ## arg) +#else +# define dbg(udev, arg...) udev_log_null(udev, ## arg) +# define info(udev, arg...) udev_log_null(udev, ## arg) +# define err(udev, arg...) udev_log_null(udev, ## arg) +#endif +/* libudev */ void udev_log(struct udev *udev, int priority, const char *file, int line, const char *fn, const char *format, ...) __attribute__ ((format(printf, 6, 7))); -#else -static inline void udev_log(struct udev *udev, - int priority, const char *file, int line, const char *fn, - const char *format, ...) - __attribute__ ((format(printf, 6, 7))) {} -#endif +extern struct udev_device *device_new(struct udev *udev); +extern const char *udev_get_rules_path(struct udev *udev); +extern int udev_get_run(struct udev *udev); +extern struct udev_list_entry *udev_add_property(struct udev *udev, const char *key, const char *value); +extern struct udev_list_entry *udev_get_properties_list_entry(struct udev *udev); + +/* libudev-device */ +extern int udev_device_set_syspath(struct udev_device *udev_device, const char *syspath); +extern int udev_device_set_subsystem(struct udev_device *udev_device, const char *subsystem); +extern int udev_device_set_devtype(struct udev_device *udev_device, const char *devtype); +extern int udev_device_set_devnode(struct udev_device *udev_device, const char *devnode); +extern int udev_device_add_devlink(struct udev_device *udev_device, const char *devlink); +extern void udev_device_cleanup_devlinks_list(struct udev_device *udev_device); +extern struct udev_list_entry *udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value); +extern struct udev_list_entry *udev_device_add_property_from_string(struct udev_device *udev_device, const char *property); +extern char **udev_device_get_properties_envp(struct udev_device *udev_device); +extern ssize_t udev_device_get_properties_monitor_buf(struct udev_device *udev_device, const char **buf); +extern int udev_device_read_db(struct udev_device *udev_device); +extern int udev_device_read_uevent_file(struct udev_device *udev_device); +extern int udev_device_set_action(struct udev_device *udev_device, const char *action); +extern int udev_device_set_driver(struct udev_device *udev_device, const char *driver); +extern const char *udev_device_get_devpath_old(struct udev_device *udev_device); +extern int udev_device_set_devpath_old(struct udev_device *udev_device, const char *devpath_old); +extern const char *udev_device_get_physdevpath(struct udev_device *udev_device); +extern int udev_device_set_physdevpath(struct udev_device *udev_device, const char *physdevpath); +extern int udev_device_get_timeout(struct udev_device *udev_device); +extern int udev_device_set_timeout(struct udev_device *udev_device, int timeout); +extern int udev_device_get_event_timeout(struct udev_device *udev_device); +extern int udev_device_set_event_timeout(struct udev_device *udev_device, int event_timeout); +extern int udev_device_set_devnum(struct udev_device *udev_device, dev_t devnum); +extern int udev_device_set_seqnum(struct udev_device *udev_device, unsigned long long int seqnum); +extern int udev_device_get_num_fake_partitions(struct udev_device *udev_device); +extern int udev_device_set_num_fake_partitions(struct udev_device *udev_device, int num); +extern int udev_device_get_devlink_priority(struct udev_device *udev_device); +extern int udev_device_set_devlink_priority(struct udev_device *udev_device, int prio); +extern int udev_device_get_ignore_remove(struct udev_device *udev_device); +extern int udev_device_set_ignore_remove(struct udev_device *udev_device, int ignore); +extern int udev_device_get_watch_handle(struct udev_device *udev_device); +extern int udev_device_set_watch_handle(struct udev_device *udev_device, int handle); +extern void udev_device_set_info_loaded(struct udev_device *device); + +/* libudev-device-db-write.c */ +extern int udev_device_update_db(struct udev_device *udev_device); +extern int udev_device_delete_db(struct udev_device *udev_device); +extern int udev_device_rename_db(struct udev_device *udev_device, const char *devpath); + +/* libudev-monitor - netlink/unix socket communication */ +extern int udev_monitor_send_device(struct udev_monitor *udev_monitor, struct udev_device *udev_device); +extern int udev_monitor_set_receive_buffer_size(struct udev_monitor *udev_monitor, int size); + +/* libudev-ctrl - daemon runtime setup */ +struct udev_ctrl; +extern struct udev_ctrl *udev_ctrl_new_from_socket(struct udev *udev, const char *socket_path); +extern int udev_ctrl_enable_receiving(struct udev_ctrl *uctrl); +extern struct udev_ctrl *udev_ctrl_ref(struct udev_ctrl *uctrl); +extern void udev_ctrl_unref(struct udev_ctrl *uctrl); +extern struct udev *udev_ctrl_get_udev(struct udev_ctrl *uctrl); +extern int udev_ctrl_get_fd(struct udev_ctrl *uctrl); +extern int udev_ctrl_send_set_log_level(struct udev_ctrl *uctrl, int priority); +extern int udev_ctrl_send_stop_exec_queue(struct udev_ctrl *uctrl); +extern int udev_ctrl_send_start_exec_queue(struct udev_ctrl *uctrl); +extern int udev_ctrl_send_reload_rules(struct udev_ctrl *uctrl); +extern int udev_ctrl_send_settle(struct udev_ctrl *uctrl); +extern int udev_ctrl_send_set_env(struct udev_ctrl *uctrl, const char *key); +extern int udev_ctrl_send_set_max_childs(struct udev_ctrl *uctrl, int count); +struct udev_ctrl_msg; +extern struct udev_ctrl_msg *udev_ctrl_msg(struct udev_ctrl *uctrl); +extern struct udev_ctrl_msg *udev_ctrl_receive_msg(struct udev_ctrl *uctrl); +extern struct udev_ctrl_msg *udev_ctrl_msg_ref(struct udev_ctrl_msg *ctrl_msg); +extern void udev_ctrl_msg_unref(struct udev_ctrl_msg *ctrl_msg); +extern int udev_ctrl_get_set_log_level(struct udev_ctrl_msg *ctrl_msg); +extern int udev_ctrl_get_stop_exec_queue(struct udev_ctrl_msg *ctrl_msg); +extern int udev_ctrl_get_start_exec_queue(struct udev_ctrl_msg *ctrl_msg); +extern int udev_ctrl_get_reload_rules(struct udev_ctrl_msg *ctrl_msg); +extern pid_t udev_ctrl_get_settle(struct udev_ctrl_msg *ctrl_msg); +extern const char *udev_ctrl_get_set_env(struct udev_ctrl_msg *ctrl_msg); +extern int udev_ctrl_get_set_max_childs(struct udev_ctrl_msg *ctrl_msg); + +/* libudev-list */ +struct udev_list_node { + struct udev_list_node *next, *prev; +}; +extern void udev_list_init(struct udev_list_node *list); +extern int udev_list_is_empty(struct udev_list_node *list); +extern void udev_list_node_append(struct udev_list_node *new, struct udev_list_node *list); +extern void udev_list_node_remove(struct udev_list_node *entry); +#define udev_list_node_foreach(node, list) \ + for (node = (list)->next; \ + node != list; \ + node = (node)->next) +#define udev_list_node_foreach_safe(node, tmp, list) \ + for (node = (list)->next, tmp = (node)->next; \ + node != list; \ + node = tmp, tmp = (tmp)->next) +extern struct udev_list_entry *udev_list_entry_add(struct udev *udev, struct udev_list_node *list, + const char *name, const char *value, + int unique, int sort); +extern void udev_list_entry_delete(struct udev_list_entry *entry); +extern void udev_list_entry_remove(struct udev_list_entry *entry); +extern void udev_list_entry_insert_before(struct udev_list_entry *new, struct udev_list_entry *entry); +extern void udev_list_entry_append(struct udev_list_entry *new, struct udev_list_node *list); +extern void udev_list_cleanup_entries(struct udev *udev, struct udev_list_node *name_list); +extern struct udev_list_entry *udev_list_get_entry(struct udev_list_node *list); +extern int udev_list_entry_get_flag(struct udev_list_entry *list_entry); +extern void udev_list_entry_set_flag(struct udev_list_entry *list_entry, int flag); +#define udev_list_entry_foreach_safe(entry, tmp, first) \ + for (entry = first, tmp = udev_list_entry_get_next(entry); \ + entry != NULL; \ + entry = tmp, tmp = udev_list_entry_get_next(tmp)) -extern ssize_t util_get_sys_subsystem(struct udev *udev, const char *devpath, char *subsystem, size_t size); +/* libudev-queue */ +extern int udev_queue_export_udev_seqnum(struct udev_queue *udev_queue, unsigned long long int seqnum); +extern int udev_queue_export_device_queued(struct udev_queue *udev_queue, struct udev_device *udev_device); +extern int udev_queue_export_device_finished(struct udev_queue *udev_queue, struct udev_device *udev_device); +extern int udev_queue_export_device_failed(struct udev_queue *udev_queue, struct udev_device *udev_device); +/* libudev-utils */ +#define UTIL_PATH_SIZE 1024 +#define UTIL_LINE_SIZE 2048 +#define UTIL_NAME_SIZE 512 +#define UDEV_ALLOWED_CHARS_INPUT "/ $%?," +extern ssize_t util_get_sys_subsystem(struct udev *udev, const char *syspath, char *subsystem, size_t size); +extern ssize_t util_get_sys_driver(struct udev *udev, const char *syspath, char *driver, size_t size); +extern int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size); +extern int util_log_priority(const char *priority); +extern size_t util_path_encode(char *s, size_t len); +extern size_t util_path_decode(char *s); +extern void util_remove_trailing_chars(char *path, char c); +extern size_t util_strlcpy(char *dst, const char *src, size_t size); +extern size_t util_strlcat(char *dst, const char *src, size_t size); +extern int udev_util_replace_whitespace(const char *str, char *to, size_t len); +extern int udev_util_replace_chars(char *str, const char *white); +extern int udev_util_encode_string(const char *str, char *str_enc, size_t len); +extern void util_set_fd_cloexec(int fd); +extern unsigned int util_string_hash32(const char *str); #endif