mirror of
https://github.com/checkpoint-restore/criu
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3ae67d7b3a
It's quite unclean while this structure lives in proc_parse.h, which only have to fill this structure on procfs read, but real handling is inside mount.c. Move it as appropriate. Same time ext_mount structure should be moved into a header as well with sane @list name used instead of @l. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
194 lines
4.4 KiB
C
194 lines
4.4 KiB
C
#ifndef __CR_PROC_PARSE_H__
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#define __CR_PROC_PARSE_H__
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#include <sys/types.h>
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#include "asm/types.h"
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#include "image.h"
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#include "list.h"
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#include "cgroup.h"
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#include "mount.h"
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#include "protobuf/eventfd.pb-c.h"
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#include "protobuf/eventpoll.pb-c.h"
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#include "protobuf/signalfd.pb-c.h"
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#include "protobuf/fsnotify.pb-c.h"
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#include "protobuf/timerfd.pb-c.h"
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#define PROC_TASK_COMM_LEN 32
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#define PROC_TASK_COMM_LEN_FMT "(%31s"
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struct proc_pid_stat {
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int pid;
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char comm[PROC_TASK_COMM_LEN];
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char state;
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int ppid;
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int pgid;
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int sid;
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int tty_nr;
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int tty_pgrp;
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unsigned int flags;
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unsigned long min_flt;
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unsigned long cmin_flt;
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unsigned long maj_flt;
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unsigned long cmaj_flt;
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unsigned long utime;
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unsigned long stime;
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long cutime;
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long cstime;
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long priority;
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long nice;
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int num_threads;
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int zero0;
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unsigned long long start_time;
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unsigned long vsize;
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long mm_rss;
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unsigned long rsslim;
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unsigned long start_code;
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unsigned long end_code;
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unsigned long start_stack;
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unsigned long esp;
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unsigned long eip;
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unsigned long sig_pending;
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unsigned long sig_blocked;
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unsigned long sig_ignored;
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unsigned long sig_handled;
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unsigned long wchan;
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unsigned long zero1;
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unsigned long zero2;
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int exit_signal;
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int task_cpu;
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unsigned int rt_priority;
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unsigned int policy;
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unsigned long long delayacct_blkio_ticks;
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unsigned long gtime;
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long cgtime;
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unsigned long start_data;
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unsigned long end_data;
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unsigned long start_brk;
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unsigned long arg_start;
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unsigned long arg_end;
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unsigned long env_start;
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unsigned long env_end;
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int exit_code;
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};
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#define PROC_CAP_SIZE 2
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struct proc_status_creds {
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unsigned int uids[4];
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unsigned int gids[4];
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u32 cap_inh[PROC_CAP_SIZE];
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u32 cap_prm[PROC_CAP_SIZE];
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u32 cap_eff[PROC_CAP_SIZE];
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u32 cap_bnd[PROC_CAP_SIZE];
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char state;
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int ppid;
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int seccomp_mode;
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};
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bool proc_status_creds_eq(struct proc_status_creds *o1, struct proc_status_creds *o2);
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struct fstype {
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char *name;
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int code;
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int (*dump)(struct mount_info *pm);
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int (*restore)(struct mount_info *pm);
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int (*parse)(struct mount_info *pm);
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};
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struct vm_area_list;
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extern bool add_skip_mount(const char *mountpoint);
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extern struct mount_info *parse_mountinfo(pid_t pid, struct ns_id *nsid, bool for_dump);
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extern int parse_pid_stat(pid_t pid, struct proc_pid_stat *s);
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extern int parse_smaps(pid_t pid, struct vm_area_list *vma_area_list);
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extern int parse_self_maps_lite(struct vm_area_list *vms);
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extern int parse_pid_status(pid_t pid, struct proc_status_creds *);
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struct inotify_wd_entry {
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InotifyWdEntry e;
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FhEntry f_handle;
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struct list_head node;
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};
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struct fanotify_mark_entry {
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FanotifyMarkEntry e;
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FhEntry f_handle;
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struct list_head node;
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union {
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FanotifyInodeMarkEntry ie;
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FanotifyMountMarkEntry me;
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};
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};
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struct eventpoll_tfd_entry {
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EventpollTfdEntry e;
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struct list_head node;
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};
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union fdinfo_entries {
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EventfdFileEntry efd;
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SignalfdEntry sfd;
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struct inotify_wd_entry ify;
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struct fanotify_mark_entry ffy;
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struct eventpoll_tfd_entry epl;
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TimerfdEntry tfy;
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};
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extern void free_inotify_wd_entry(union fdinfo_entries *e);
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extern void free_fanotify_mark_entry(union fdinfo_entries *e);
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extern void free_event_poll_entry(union fdinfo_entries *e);
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struct fdinfo_common {
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off64_t pos;
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int flags;
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int mnt_id;
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int owner;
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};
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extern int parse_fdinfo(int fd, int type,
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int (*cb)(union fdinfo_entries *e, void *arg), void *arg);
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extern int parse_fdinfo_pid(int pid, int fd, int type,
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int (*cb)(union fdinfo_entries *e, void *arg), void *arg);
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extern int parse_file_locks(void);
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extern int get_fd_mntid(int fd, int *mnt_id);
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struct pid;
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extern int parse_threads(int pid, struct pid **_t, int *_n);
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extern int check_mnt_id(void);
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/*
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* This struct describes a group controlled by one controller.
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* The @name is the controller name or 'name=...' for named cgroups.
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* The @path is the path from the hierarchy root.
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*/
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struct cg_ctl {
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struct list_head l;
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char *name;
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char *path;
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};
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/*
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* Returns the list of cg_ctl-s sorted by name
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*/
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extern int parse_task_cgroup(int pid, struct list_head *l, unsigned int *n);
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extern void put_ctls(struct list_head *);
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int parse_cgroups(struct list_head *cgroups, unsigned int *n_cgroups);
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/* callback for AUFS support */
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extern int aufs_parse(struct mount_info *mi);
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/* callback for OverlayFS support */
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extern int overlayfs_parse(struct mount_info *mi);
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int parse_children(pid_t pid, pid_t **_c, int *_n);
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#endif /* __CR_PROC_PARSE_H__ */
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