diff options
author | Kay Sievers <kay.sievers@vrfy.org> | 2012-04-03 21:24:46 +0200 |
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committer | Kay Sievers <kay.sievers@vrfy.org> | 2012-04-04 05:05:07 +0200 |
commit | 3e2147858f21943d5f4a781c60f33ac22c6096ed (patch) | |
tree | caf12dcef379e98278f7d67a816e0f2069c8fd87 /src/udev/libudev-private.h | |
parent | 19c5f19d69bb5f520fa7213239490c55de06d99d (diff) |
move imported udev into place
Diffstat (limited to 'src/udev/libudev-private.h')
-rw-r--r-- | src/udev/libudev-private.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/udev/libudev-private.h b/src/udev/libudev-private.h new file mode 100644 index 0000000000..4bbd8422fb --- /dev/null +++ b/src/udev/libudev-private.h @@ -0,0 +1,213 @@ +/* + * libudev - interface to udev device information + * + * Copyright (C) 2008-2010 Kay Sievers <kay.sievers@vrfy.org> + * + * 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 <syslog.h> +#include <signal.h> +#include <stdint.h> +#include <stdbool.h> +#include "libudev.h" + +#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) +#define READ_END 0 +#define WRITE_END 1 + +static inline void __attribute__((always_inline, format(printf, 2, 3))) +udev_log_null(struct udev *udev, const char *format, ...) {} + +#define udev_log_cond(udev, prio, arg...) \ + do { \ + if (udev_get_log_priority(udev) >= prio) \ + udev_log(udev, prio, __FILE__, __LINE__, __FUNCTION__, ## arg); \ + } while (0) + +#ifdef ENABLE_LOGGING +# ifdef ENABLE_DEBUG +# define dbg(udev, arg...) udev_log_cond(udev, LOG_DEBUG, ## arg) +# else +# define dbg(udev, arg...) udev_log_null(udev, ## arg) +# endif +# define info(udev, arg...) udev_log_cond(udev, LOG_INFO, ## arg) +# define err(udev, arg...) udev_log_cond(udev, LOG_ERR, ## 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 + +#define UDEV_EXPORT __attribute__ ((visibility("default"))) + +static inline void udev_log_init(const char *program_name) +{ + openlog(program_name, LOG_PID | LOG_CONS, LOG_DAEMON); +} + +static inline void udev_log_close(void) +{ + closelog(); +} + +/* libudev.c */ +void udev_log(struct udev *udev, + int priority, const char *file, int line, const char *fn, + const char *format, ...) + __attribute__((format(printf, 6, 7))); +int udev_get_rules_path(struct udev *udev, char **path[], unsigned long long *ts_usec[]); +struct udev_list_entry *udev_add_property(struct udev *udev, const char *key, const char *value); +struct udev_list_entry *udev_get_properties_list_entry(struct udev *udev); + +/* libudev-device.c */ +struct udev_device *udev_device_new(struct udev *udev); +struct udev_device *udev_device_new_from_id_filename(struct udev *udev, char *id); +mode_t udev_device_get_devnode_mode(struct udev_device *udev_device); +int udev_device_set_syspath(struct udev_device *udev_device, const char *syspath); +int udev_device_set_devnode(struct udev_device *udev_device, const char *devnode); +int udev_device_add_devlink(struct udev_device *udev_device, const char *devlink, int unique); +void udev_device_cleanup_devlinks_list(struct udev_device *udev_device); +struct udev_list_entry *udev_device_add_property(struct udev_device *udev_device, const char *key, const char *value); +void udev_device_add_property_from_string_parse(struct udev_device *udev_device, const char *property); +int udev_device_add_property_from_string_parse_finish(struct udev_device *udev_device); +char **udev_device_get_properties_envp(struct udev_device *udev_device); +ssize_t udev_device_get_properties_monitor_buf(struct udev_device *udev_device, const char **buf); +int udev_device_read_db(struct udev_device *udev_device, const char *dbfile); +int udev_device_read_uevent_file(struct udev_device *udev_device); +int udev_device_set_action(struct udev_device *udev_device, const char *action); +const char *udev_device_get_devpath_old(struct udev_device *udev_device); +const char *udev_device_get_id_filename(struct udev_device *udev_device); +void udev_device_set_is_initialized(struct udev_device *udev_device); +int udev_device_add_tag(struct udev_device *udev_device, const char *tag); +void udev_device_cleanup_tags_list(struct udev_device *udev_device); +unsigned long long udev_device_get_usec_initialized(struct udev_device *udev_device); +void udev_device_set_usec_initialized(struct udev_device *udev_device, unsigned long long usec_initialized); +int udev_device_get_devlink_priority(struct udev_device *udev_device); +int udev_device_set_devlink_priority(struct udev_device *udev_device, int prio); +int udev_device_get_watch_handle(struct udev_device *udev_device); +int udev_device_set_watch_handle(struct udev_device *udev_device, int handle); +int udev_device_get_ifindex(struct udev_device *udev_device); +void udev_device_set_info_loaded(struct udev_device *device); +bool udev_device_get_db_persist(struct udev_device *udev_device); +void udev_device_set_db_persist(struct udev_device *udev_device); + +/* libudev-device-private.c */ +int udev_device_update_db(struct udev_device *udev_device); +int udev_device_delete_db(struct udev_device *udev_device); +int udev_device_tag_index(struct udev_device *dev, struct udev_device *dev_old, bool add); + +/* libudev-monitor.c - netlink/unix socket communication */ +int udev_monitor_disconnect(struct udev_monitor *udev_monitor); +int udev_monitor_allow_unicast_sender(struct udev_monitor *udev_monitor, struct udev_monitor *sender); +int udev_monitor_send_device(struct udev_monitor *udev_monitor, + struct udev_monitor *destination, struct udev_device *udev_device); +struct udev_monitor *udev_monitor_new_from_netlink_fd(struct udev *udev, const char *name, int fd); + +/* libudev-list.c */ +struct udev_list_node { + struct udev_list_node *next, *prev; +}; +struct udev_list { + struct udev *udev; + struct udev_list_node node; + struct udev_list_entry **entries; + unsigned int entries_cur; + unsigned int entries_max; + bool unique; +}; +#define UDEV_LIST(list) struct udev_list_node list = { &(list), &(list) } +void udev_list_node_init(struct udev_list_node *list); +int udev_list_node_is_empty(struct udev_list_node *list); +void udev_list_node_append(struct udev_list_node *new, struct udev_list_node *list); +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) +void udev_list_init(struct udev *udev, struct udev_list *list, bool unique); +void udev_list_cleanup(struct udev_list *list); +struct udev_list_entry *udev_list_get_entry(struct udev_list *list); +struct udev_list_entry *udev_list_entry_add(struct udev_list *list, const char *name, const char *value); +void udev_list_entry_delete(struct udev_list_entry *entry); +void udev_list_entry_insert_before(struct udev_list_entry *new, struct udev_list_entry *entry); +void udev_list_entry_append(struct udev_list_entry *new, struct udev_list *list); +int udev_list_entry_get_num(struct udev_list_entry *list_entry); +void udev_list_entry_set_num(struct udev_list_entry *list_entry, int num); +#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)) + +/* libudev-queue.c */ +unsigned long long int udev_get_kernel_seqnum(struct udev *udev); +int udev_queue_read_seqnum(FILE *queue_file, unsigned long long int *seqnum); +ssize_t udev_queue_read_devpath(FILE *queue_file, char *devpath, size_t size); +ssize_t udev_queue_skip_devpath(FILE *queue_file); + +/* libudev-queue-private.c */ +struct udev_queue_export *udev_queue_export_new(struct udev *udev); +struct udev_queue_export *udev_queue_export_unref(struct udev_queue_export *udev_queue_export); +void udev_queue_export_cleanup(struct udev_queue_export *udev_queue_export); +int udev_queue_export_device_queued(struct udev_queue_export *udev_queue_export, struct udev_device *udev_device); +int udev_queue_export_device_finished(struct udev_queue_export *udev_queue_export, struct udev_device *udev_device); + +/* libudev-util.c */ +#define UTIL_PATH_SIZE 1024 +#define UTIL_NAME_SIZE 512 +#define UTIL_LINE_SIZE 16384 +#define UDEV_ALLOWED_CHARS_INPUT "/ $%?," +ssize_t util_get_sys_core_link_value(struct udev *udev, const char *slink, const char *syspath, char *value, size_t size); +int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size); +int util_log_priority(const char *priority); +size_t util_path_encode(const char *src, char *dest, size_t size); +size_t util_path_decode(char *s); +void util_remove_trailing_chars(char *path, char c); +size_t util_strpcpy(char **dest, size_t size, const char *src); +size_t util_strpcpyl(char **dest, size_t size, const char *src, ...) __attribute__((sentinel)); +size_t util_strscpy(char *dest, size_t size, const char *src); +size_t util_strscpyl(char *dest, size_t size, const char *src, ...) __attribute__((sentinel)); +int util_replace_whitespace(const char *str, char *to, size_t len); +int util_replace_chars(char *str, const char *white); +unsigned int util_string_hash32(const char *key); +uint64_t util_string_bloom64(const char *str); + +/* libudev-util-private.c */ +int util_create_path(struct udev *udev, const char *path); +int util_create_path_selinux(struct udev *udev, const char *path); +int util_delete_path(struct udev *udev, const char *path); +uid_t util_lookup_user(struct udev *udev, const char *user); +gid_t util_lookup_group(struct udev *udev, const char *group); +int util_resolve_subsys_kernel(struct udev *udev, const char *string, + char *result, size_t maxsize, int read_value); +unsigned long long ts_usec(const struct timespec *ts); +unsigned long long now_usec(void); + +/* libudev-selinux-private.c */ +#ifndef HAVE_SELINUX +static inline void udev_selinux_init(struct udev *udev) {} +static inline void udev_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_setfscreateconat(struct udev *udev, int dfd, const char *file, unsigned int mode) {} +static inline void udev_selinux_resetfscreatecon(struct udev *udev) {} +#else +void udev_selinux_init(struct udev *udev); +void udev_selinux_exit(struct udev *udev); +void udev_selinux_lsetfilecon(struct udev *udev, const char *file, unsigned int mode); +void udev_selinux_setfscreatecon(struct udev *udev, const char *file, unsigned int mode); +void udev_selinux_setfscreateconat(struct udev *udev, int dfd, const char *file, unsigned int mode); +void udev_selinux_resetfscreatecon(struct udev *udev); +#endif + +#endif |