4-2: init.h定义的类

command

+ struct listnode clist;+ int line;+ const char *filename;+ int nargs;+ char *args[1];

listnode

+ struct listnode *next;+ struct listnode *prev;

service

+ struct listnode slist;+ const char *name;+ const char *classname;+ unsigned flags;+ pid_t pid;+ time_t time_started; time_t time_crashed; int nr_crashed; uid_t uid; gid_t gid; gid_t supp_gids[NR_SVC_SUPP_GIDS]; size_t nr_supp_gids; char *seclabel; struct socketinfo *sockets; struct svcenvinfo *envvars; struct action onrestart; int *keycodes; int nkeycodes; int keychord_id; int ioprio_class; int ioprio_pri; int nargs; char *args[1];

socketinfo

+ struct socketinfo *next;+ const char *name;+ const char *type;+ uid_t uid;+ gid_t gid;+ int perm;+ const char *socketcon;

svcenvinfo

+ struct svcenvinfo *next;+ const char *name;+ const char *value;

action

+ struct listnode alist;+ struct listnode qlist;+ struct listnode tlist;+ unsigned hash;+ const char *name;+ struct listnode commands;+ struct command *current;