Files
nginx-unit/src/nxt_clone.h
2020-09-16 17:52:53 +01:00

56 lines
1.2 KiB
C

/*
* Copyright (C) Igor Sysoev
* Copyright (C) NGINX, Inc.
*/
#ifndef _NXT_CLONE_H_INCLUDED_
#define _NXT_CLONE_H_INCLUDED_
#if (NXT_HAVE_CLONE_NEWUSER)
typedef struct {
nxt_int_t container;
nxt_int_t host;
nxt_int_t size;
} nxt_clone_map_entry_t;
typedef struct {
nxt_uint_t size;
nxt_clone_map_entry_t *map;
} nxt_clone_credential_map_t;
#endif
typedef struct {
nxt_int_t flags;
#if (NXT_HAVE_CLONE_NEWUSER)
nxt_clone_credential_map_t uidmap;
nxt_clone_credential_map_t gidmap;
#endif
} nxt_clone_t;
pid_t nxt_clone(nxt_int_t flags);
#define nxt_is_clone_flag_set(flags, test) \
((flags & CLONE_##test) == CLONE_##test)
#if (NXT_HAVE_CLONE_NEWUSER)
NXT_EXPORT nxt_int_t nxt_clone_credential_map(nxt_task_t *task, pid_t pid,
nxt_credential_t *creds, nxt_clone_t *clone);
NXT_EXPORT nxt_int_t nxt_clone_vldt_credential_uidmap(nxt_task_t *task,
nxt_clone_credential_map_t *map, nxt_credential_t *creds);
NXT_EXPORT nxt_int_t nxt_clone_vldt_credential_gidmap(nxt_task_t *task,
nxt_clone_credential_map_t *map, nxt_credential_t *creds);
#endif
#endif /* _NXT_CLONE_H_INCLUDED_ */