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a8607b121a
Before this patch a transport socket was created on-demand for each operation requiring it. It will be problematic, when we start supporting net namespaces. That said -- create a transport sockets and interconnect them early. Signed-off-by: Andrey Vagin <avagin@openvz.org> Acked-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
#ifndef PARASITE_SYSCALL_H_
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#define PARASITE_SYSCALL_H_
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#define BUILTIN_SYSCALL_SIZE 8
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/* parasite control block */
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struct parasite_ctl {
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pid_t pid; /* process pid where we live in */
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void * remote_map;
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void * local_map;
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unsigned long map_length;
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unsigned long parasite_ip; /* service routine start ip */
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user_regs_struct_t regs_orig; /* original registers */
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unsigned long syscall_ip; /* entry point of infection */
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u8 code_orig[BUILTIN_SYSCALL_SIZE];
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int signals_blocked;
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void * addr_cmd; /* addr for command */
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void * addr_args; /* address for arguments */
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int tsock; /* transport socket for transfering fds */
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};
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struct cr_fdset;
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struct list_head;
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extern int parasite_dump_sigacts_seized(struct parasite_ctl *ctl, struct cr_fdset *cr_fdset);
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extern int parasite_dump_itimers_seized(struct parasite_ctl *ctl, struct cr_fdset *cr_fdset);
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struct parasite_dump_misc;
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extern int parasite_dump_misc_seized(struct parasite_ctl *ctl, struct parasite_dump_misc *misc);
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extern int parasite_dump_pages_seized(struct parasite_ctl *ctl,
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struct list_head *vma_area_list,
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struct cr_fdset *cr_fdset);
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struct parasite_dump_tid_info;
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extern int parasite_dump_thread_seized(struct parasite_ctl *ctl, pid_t pid,
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unsigned int **tid_add, u32 *tid);
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extern int parasite_drain_fds_seized(struct parasite_ctl *ctl, int *fds, int *lfds, int nr_fds, char *flags);
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extern int parasite_cure_seized(struct parasite_ctl *ctl);
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extern struct parasite_ctl *parasite_infect_seized(pid_t pid,
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struct list_head *vma_area_list);
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#endif /* PARASITE_SYSCALL_H_ */
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