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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _INIT_INIT_H
#define _INIT_INIT_H
#include <sys/types.h>
#include <string>
#include <vector>
#include <cutils/list.h>
#include <cutils/iosched_policy.h>
struct command
{
/* list of commands in an action */
struct listnode clist;
int (*func)(int nargs, char **args);
int line;
const char *filename;
int nargs;
char *args[1];
};
struct trigger {
struct listnode nlist;
const char *name;
};
struct action {
/* node in list of all actions */
struct listnode alist;
/* node in the queue of pending actions */
struct listnode qlist;
/* node in list of actions for a trigger */
struct listnode tlist;
unsigned hash;
/* list of actions which triggers the commands*/
struct listnode triggers;
struct listnode commands;
struct command *current;
};
struct socketinfo {
struct socketinfo *next;
const char *name;
const char *type;
uid_t uid;
gid_t gid;
int perm;
const char *socketcon;
};
struct svcenvinfo {
struct svcenvinfo *next;
const char *name;
const char *value;
};
#define SVC_DISABLED 0x001 // do not autostart with class
#define SVC_ONESHOT 0x002 // do not restart on exit
#define SVC_RUNNING 0x004 // currently active
#define SVC_RESTARTING 0x008 // waiting to restart
#define SVC_CONSOLE 0x010 // requires console
#define SVC_CRITICAL 0x020 // will reboot into recovery if keeps crashing
#define SVC_RESET 0x040 // Use when stopping a process, but not disabling so it can be restarted with its class.
#define SVC_RC_DISABLED 0x080 // Remember if the disabled flag was set in the rc script.
#define SVC_RESTART 0x100 // Use to safely restart (stop, wait, start) a service.
#define SVC_DISABLED_START 0x200 // A start was requested but it was disabled at the time.
#define SVC_EXEC 0x400 // This synthetic service corresponds to an 'exec'.
#define NR_SVC_SUPP_GIDS 12 /* twelve supplementary groups */
#define COMMAND_RETRY_TIMEOUT 5
struct service {
void NotifyStateChange(const char* new_state);
/* list of all services */
struct listnode slist;
char *name;
const char *classname;
unsigned flags;
pid_t pid;
time_t time_started; /* time of last start */
time_t time_crashed; /* first crash within inspection window */
int nr_crashed; /* number of times crashed within window */
uid_t uid;
gid_t gid;
gid_t supp_gids[NR_SVC_SUPP_GIDS];
size_t nr_supp_gids;
const char* seclabel;
struct socketinfo *sockets;
struct svcenvinfo *envvars;
struct action onrestart; /* Actions to execute on restart. */
std::vector<std::string>* writepid_files_;
/* keycodes for triggering this service via /dev/keychord */
int *keycodes;
int nkeycodes;
int keychord_id;
IoSchedClass ioprio_class;
int ioprio_pri;
int nargs;
/* "MUST BE AT THE END OF THE STRUCT" */
char *args[1];
}; /* ^-------'args' MUST be at the end of this struct! */
extern bool waiting_for_exec;
extern struct selabel_handle *sehandle;
extern struct selabel_handle *sehandle_prop;
void build_triggers_string(char *name_str, int length, struct action *cur_action);
void handle_control_message(const char *msg, const char *arg);
struct service *service_find_by_name(const char *name);
struct service *service_find_by_pid(pid_t pid);
struct service *service_find_by_keychord(int keychord_id);
void service_for_each(void (*func)(struct service *svc));
void service_for_each_class(const char *classname,
void (*func)(struct service *svc));
void service_for_each_flags(unsigned matchflags,
void (*func)(struct service *svc));
void service_stop(struct service *svc);
void service_reset(struct service *svc);
void service_restart(struct service *svc);
void service_start(struct service *svc, const char *dynamic_args);
void property_changed(const char *name, const char *value);
int selinux_reload_policy(void);
void zap_stdio(void);
void register_epoll_handler(int fd, void (*fn)());
#endif /* _INIT_INIT_H */
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