X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev%2Fudev.h;h=eaba4ed341b181eac1bd96876521dd5187dded36;hp=5030972d9b46afa77ebe8a5e2f283e6b98dc53dd;hb=1f5a5100f3bdfdaf9ef71b29931574b678ff0d82;hpb=7e0279276013b7b55edfd5248fae9fabcbc09703 diff --git a/udev/udev.h b/udev/udev.h index 5030972d9..eaba4ed34 100644 --- a/udev/udev.h +++ b/udev/udev.h @@ -1,6 +1,6 @@ /* * Copyright (C) 2003 Greg Kroah-Hartman - * Copyright (C) 2003-2008 Kay Sievers + * Copyright (C) 2003-2010 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 @@ -21,117 +21,149 @@ #include #include +#include -#include "udev-sysdeps.h" -#include "lib/libudev.h" -#include "lib/libudev-private.h" +#include "libudev.h" +#include "libudev-private.h" -#define ALLOWED_CHARS "#+-.:=@_" -#define ALLOWED_CHARS_FILE ALLOWED_CHARS "/" -#define ALLOWED_CHARS_INPUT ALLOWED_CHARS_FILE " $%?," - -#define DEFAULT_PARTITIONS_COUNT 15 -#define UDEV_EVENT_TIMEOUT 180 - -/* linux/include/linux/kobject.h */ -#define UEVENT_BUFFER_SIZE 2048 -#define UEVENT_NUM_ENVP 32 - -#define UDEV_CTRL_SOCK_PATH "@" UDEV_PREFIX "/org/kernel/udev/udevd" - -#define UDEV_MAX(a,b) ((a) > (b) ? (a) : (b)) - -/* pipes */ -#define READ_END 0 -#define WRITE_END 1 - -struct udev_rules; - -static inline void logging_init(const char *program_name) -{ - openlog(program_name, LOG_PID | LOG_CONS, LOG_DAEMON); -} - -static inline void logging_msg(struct udev *udev, int priority, - const char *file, int line, const char *fn, - const char *format, va_list args) -{ - vsyslog(priority, format, args); -} - -static inline void logging_close(void) -{ - closelog(); -} - -/* udev-event.c */ struct udev_event { struct udev *udev; struct udev_device *dev; struct udev_device *dev_parent; - int devlink_final; - int owner_final; - int group_final; - int mode_final; - char tmp_node[UTIL_PATH_SIZE]; - char program_result[UTIL_PATH_SIZE]; - int run_final; - - char name[UTIL_PATH_SIZE]; + struct udev_device *dev_db; + char *name; + char *tmp_node; + char *program_result; mode_t mode; - char owner[UTIL_NAME_SIZE]; - char group[UTIL_NAME_SIZE]; - struct udev_list_node run_list; - int ignore_device; - int test; + uid_t uid; + gid_t gid; + struct udev_list run_list; + int exec_delay; + unsigned long long birth_usec; + unsigned long long timeout_usec; + int fd_signal; + unsigned int builtin_run; + unsigned int builtin_ret; + bool sigterm; + bool inotify_watch; + bool inotify_watch_final; + bool group_final; + bool owner_final; + bool mode_set; + bool mode_final; + bool static_node; + bool name_final; + bool devlink_final; + bool run_final; +}; +struct udev_watch { struct udev_list_node node; - pid_t pid; - int exitstatus; - time_t queue_time; + int handle; + char *name; }; -extern struct udev_event *udev_event_new(struct udev_device *dev); -extern void udev_event_unref(struct udev_event *event); -extern int udev_event_run(struct udev_event *event, struct udev_rules *rules); - -/* udev-node.c */ -extern int udev_node_mknod(struct udev_device *dev, const char *file, dev_t devnum, mode_t mode, uid_t uid, gid_t gid); -extern int udev_node_add(struct udev_device *dev, mode_t mode, const char *owner, const char *group, int test); -extern int udev_node_remove(struct udev_device *dev, int test); -extern void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old, int test); -/* udev-util.c */ -extern int create_path(struct udev *udev, const char *path); -extern int delete_path(struct udev *udev, const char *path); -extern int unlink_secure(struct udev *udev, const char *filename); -extern uid_t lookup_user(struct udev *udev, const char *user); -extern gid_t lookup_group(struct udev *udev, const char *group); +/* udev-rules.c */ +struct udev_rules; +struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names); +void udev_rules_unref(struct udev_rules *rules); +int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event, const sigset_t *sigmask); +void udev_rules_apply_static_dev_perms(struct udev_rules *rules); -/* udev_utils_file.c */ -extern int file_map(const char *filename, char **buf, size_t *bufsize); -extern void file_unmap(void *buf, size_t bufsize); -extern size_t buf_get_line(const char *buf, size_t buflen, size_t cur); +/* udev-event.c */ +struct udev_event *udev_event_new(struct udev_device *dev); +void udev_event_unref(struct udev_event *event); +size_t udev_event_apply_format(struct udev_event *event, const char *src, char *dest, size_t size); +int udev_event_apply_subsys_kernel(struct udev_event *event, const char *string, + char *result, size_t maxsize, int read_value); +int udev_event_spawn(struct udev_event *event, + const char *cmd, char **envp, const sigset_t *sigmask, + char *result, size_t ressize); +int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules, const sigset_t *sigset); +int udev_event_execute_run(struct udev_event *event, const sigset_t *sigset); + +/* udev-watch.c */ +int udev_watch_init(struct udev *udev); +void udev_watch_restore(struct udev *udev); +void udev_watch_begin(struct udev *udev, struct udev_device *dev); +void udev_watch_end(struct udev *udev, struct udev_device *dev); +struct udev_device *udev_watch_lookup(struct udev *udev, int wd); -/* udev-selinux.c */ -#ifndef USE_SELINUX -static inline void selinux_init(struct udev *udev) {} -static inline void selinux_exit(struct udev *udev) {} -static inline void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode) {} -static inline void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode) {} -static inline void udev_selinux_resetfscreatecon(struct udev *udev) {} -#else -extern void selinux_init(struct udev *udev); -extern void selinux_exit(struct udev *udev); -extern void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode); -extern void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode); -extern void udev_selinux_resetfscreatecon(struct udev *udev); -#endif +/* udev-node.c */ +int udev_node_mknod(struct udev_device *dev, const char *file, mode_t mode, uid_t uid, gid_t gid); +int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid); +int udev_node_remove(struct udev_device *dev); +void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old); + +/* udev-ctrl.c */ +struct udev_ctrl; +struct udev_ctrl *udev_ctrl_new(struct udev *udev); +struct udev_ctrl *udev_ctrl_new_from_fd(struct udev *udev, int fd); +int udev_ctrl_enable_receiving(struct udev_ctrl *uctrl); +struct udev_ctrl *udev_ctrl_ref(struct udev_ctrl *uctrl); +struct udev_ctrl *udev_ctrl_unref(struct udev_ctrl *uctrl); +int udev_ctrl_cleanup(struct udev_ctrl *uctrl); +struct udev *udev_ctrl_get_udev(struct udev_ctrl *uctrl); +int udev_ctrl_get_fd(struct udev_ctrl *uctrl); +int udev_ctrl_send_set_log_level(struct udev_ctrl *uctrl, int priority, int timeout); +int udev_ctrl_send_stop_exec_queue(struct udev_ctrl *uctrl, int timeout); +int udev_ctrl_send_start_exec_queue(struct udev_ctrl *uctrl, int timeout); +int udev_ctrl_send_reload_rules(struct udev_ctrl *uctrl, int timeout); +int udev_ctrl_send_ping(struct udev_ctrl *uctrl, int timeout); +int udev_ctrl_send_exit(struct udev_ctrl *uctrl, int timeout); +int udev_ctrl_send_set_env(struct udev_ctrl *uctrl, const char *key, int timeout); +int udev_ctrl_send_set_children_max(struct udev_ctrl *uctrl, int count, int timeout); +struct udev_ctrl_connection; +struct udev_ctrl_connection *udev_ctrl_get_connection(struct udev_ctrl *uctrl); +struct udev_ctrl_connection *udev_ctrl_connection_ref(struct udev_ctrl_connection *conn); +struct udev_ctrl_connection *udev_ctrl_connection_unref(struct udev_ctrl_connection *conn); +struct udev_ctrl_msg; +struct udev_ctrl_msg *udev_ctrl_receive_msg(struct udev_ctrl_connection *conn); +struct udev_ctrl_msg *udev_ctrl_msg_ref(struct udev_ctrl_msg *ctrl_msg); +struct udev_ctrl_msg *udev_ctrl_msg_unref(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_set_log_level(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_stop_exec_queue(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_start_exec_queue(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_reload_rules(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_ping(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_exit(struct udev_ctrl_msg *ctrl_msg); +const char *udev_ctrl_get_set_env(struct udev_ctrl_msg *ctrl_msg); +int udev_ctrl_get_set_children_max(struct udev_ctrl_msg *ctrl_msg); /* udevadm commands */ -extern int udevadm_monitor(struct udev *udev, int argc, char *argv[]); -extern int udevadm_info(struct udev *udev, int argc, char *argv[]); -extern int udevadm_control(struct udev *udev, int argc, char *argv[]); -extern int udevadm_trigger(struct udev *udev, int argc, char *argv[]); -extern int udevadm_settle(struct udev *udev, int argc, char *argv[]); -extern int udevadm_test(struct udev *udev, int argc, char *argv[]); +struct udevadm_cmd { + const char *name; + int (*cmd)(struct udev *udev, int argc, char *argv[]); + const char *help; + int debug; +}; +extern const struct udevadm_cmd udevadm_monitor; +extern const struct udevadm_cmd udevadm_info; +extern const struct udevadm_cmd udevadm_control; +extern const struct udevadm_cmd udevadm_trigger; +extern const struct udevadm_cmd udevadm_settle; +extern const struct udevadm_cmd udevadm_test; +extern const struct udevadm_cmd udevadm_test_builtin; + +/* built-in commands */ +enum udev_builtin_cmd { + UDEV_BUILTIN_PATH_ID, + UDEV_BUILTIN_USB_ID, + UDEV_BUILTIN_INPUT_ID, + UDEV_BUILTIN_MODALIAS_MATCH, + UDEV_BUILTIN_MAX +}; +struct udev_builtin { + const char *name; + int (*cmd)(struct udev_device *dev, bool test); + const char *help; +}; +extern const struct udev_builtin udev_builtin_path_id; +extern const struct udev_builtin udev_builtin_usb_id; +extern const struct udev_builtin udev_builtin_input_id; +enum udev_builtin_cmd udev_builtin_lookup(const char *name); +const char *udev_builtin_name(enum udev_builtin_cmd cmd); +int udev_builtin_run(struct udev_device *dev, enum udev_builtin_cmd cmd, bool test); +int udev_builtin_list(struct udev *udev); +int udev_builtin_add_property(struct udev_device *dev, bool test, const char *key, const char *val, ...); #endif