mirror of
https://github.com/checkpoint-restore/criu
synced 2025-08-29 05:18:00 +00:00
04f8a1a53e
Signed-off-by: Andrey Vagin <avagin@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
#ifndef __CR_SOCKETS_H__
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#define __CR_SOCKETS_H__
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include "asm/types.h"
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#include "protobuf.h"
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#include "protobuf/sk-opts.pb-c.h"
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struct fdinfo_list_entry;
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struct sk_opts_entry;
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struct cr_options;
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struct file_desc;
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struct fd_parms;
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struct cr_fdset;
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struct nlmsghdr;
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struct socket_desc {
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unsigned int family;
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unsigned int ino;
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struct socket_desc *next;
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int already_dumped;
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};
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extern int dump_socket(struct fd_parms *p, int lfd, const int fdinfo);
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extern int dump_socket_opts(int sk, SkOptsEntry *soe);
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extern int restore_socket_opts(int sk, SkOptsEntry *soe);
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extern void release_skopts(SkOptsEntry *);
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extern int restore_prepare_socket(int sk);
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extern int sk_collect_one(int ino, int family, struct socket_desc *d);
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extern int collect_sockets(int pid);
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extern int collect_inet_sockets(void);
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extern int collect_unix_sockets(void);
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extern int fix_external_unix_sockets(void);
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extern int resolve_unix_peers(void);
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extern int collect_netlink_sockets(void);
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extern void show_unixsk(int fd, struct cr_options *o);
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extern void show_inetsk(int fd, struct cr_options *o);
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extern void show_sk_queues(int fd, struct cr_options *o);
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extern void show_netlinksk(int fd, struct cr_options *o);
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extern char *skfamily2s(u32 f);
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extern char *sktype2s(u32 t);
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extern char *skproto2s(u32 p);
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extern char *skstate2s(u32 state);
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extern struct socket_desc *lookup_socket(int ino, int family);
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extern int dump_one_inet(struct fd_parms *p, int lfd, const int fdinfo);
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extern int dump_one_inet6(struct fd_parms *p, int lfd, const int fdinfo);
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extern int dump_one_unix(struct fd_parms *p, int lfd, const int fdinfo);
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extern int dump_one_netlink(struct fd_parms *p, int lfd, const int fdinfo);
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extern int inet_collect_one(struct nlmsghdr *h, int family, int type, int proto);
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extern int unix_receive_one(struct nlmsghdr *h, void *);
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extern int netlink_receive_one(struct nlmsghdr *hdr, void *arg);
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extern int do_dump_opt(int sk, int level, int name, void *val, int len);
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#define dump_opt(s, l, n, f) do_dump_opt(s, l, n, f, sizeof(*f))
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extern int do_restore_opt(int sk, int level, int name, void *val, int len);
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#define restore_opt(s, l, n, f) do_restore_opt(s, l, n, f, sizeof(*f))
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#define sk_encode_shutdown(img, mask) do { \
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/* \
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* protobuf SK_SHUTDOWN__ bits match those \
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* reported by kernel \
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*/ \
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(img)->shutdown = mask; \
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if ((img)->shutdown != SK_SHUTDOWN__NONE) \
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(img)->has_shutdown = true; \
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} while (0)
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static inline int sk_decode_shutdown(int val)
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{
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static const int hows[] = {-1, SHUT_RD, SHUT_WR, SHUT_RDWR};
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return hows[val];
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}
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#endif /* __CR_SOCKETS_H__ */
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