// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2017 Cyril Hrubis <chrubis@suse.cz>
*/
#ifndef KEYCTL_H__
#define KEYCTL_H__
#include "config.h"
#if defined(HAVE_KEYUTILS_H) && defined(HAVE_LIBKEYUTILS)
# include <keyutils.h>
#else
# ifdef HAVE_LINUX_KEYCTL_H
# include <linux/keyctl.h>
# endif /* HAVE_LINUX_KEYCTL_H */
# include <stdarg.h>
# include <stdint.h>
# include "lapi/syscalls.h"
typedef int32_t key_serial_t;
static inline key_serial_t add_key(const char *type,
const char *description,
const void *payload,
size_t plen,
key_serial_t ringid)
{
return tst_syscall(__NR_add_key,
type, description, payload, plen, ringid);
}
static inline key_serial_t request_key(const char *type,
const char *description,
const char *callout_info,
key_serial_t destringid)
{
return tst_syscall(__NR_request_key,
type, description, callout_info, destringid);
}
static inline long keyctl(int cmd, ...)
{
va_list va;
unsigned long arg2, arg3, arg4, arg5;
va_start(va, cmd);
arg2 = va_arg(va, unsigned long);
arg3 = va_arg(va, unsigned long);
arg4 = va_arg(va, unsigned long);
arg5 = va_arg(va, unsigned long);
va_end(va);
return tst_syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5);
}
static inline key_serial_t keyctl_join_session_keyring(const char *name) {
return keyctl(KEYCTL_JOIN_SESSION_KEYRING, name);
}
#endif /* defined(HAVE_KEYUTILS_H) && defined(HAVE_LIBKEYUTILS) */
/* special process keyring shortcut IDs */
#ifndef KEY_SPEC_THREAD_KEYRING
# define KEY_SPEC_THREAD_KEYRING -1
#endif
#ifndef KEY_SPEC_PROCESS_KEYRING
# define KEY_SPEC_PROCESS_KEYRING -2
#endif
#ifndef KEY_SPEC_SESSION_KEYRING
# define KEY_SPEC_SESSION_KEYRING -3
#endif
#ifndef KEY_SPEC_USER_KEYRING
# define KEY_SPEC_USER_KEYRING -4
#endif
#ifndef KEY_SPEC_USER_SESSION_KEYRING
# define KEY_SPEC_USER_SESSION_KEYRING -5
#endif
/* request-key default keyrings */
#ifndef KEY_REQKEY_DEFL_THREAD_KEYRING
# define KEY_REQKEY_DEFL_THREAD_KEYRING 1
#endif
#ifndef KEY_REQKEY_DEFL_SESSION_KEYRING
# define KEY_REQKEY_DEFL_SESSION_KEYRING 3
#endif
#ifndef KEY_REQKEY_DEFL_DEFAULT
# define KEY_REQKEY_DEFL_DEFAULT 0
#endif
/* keyctl commands */
#ifndef KEYCTL_GET_KEYRING_ID
# define KEYCTL_GET_KEYRING_ID 0
#endif
#ifndef KEYCTL_JOIN_SESSION_KEYRING
# define KEYCTL_JOIN_SESSION_KEYRING 1
#endif
#ifndef KEYCTL_UPDATE
# define KEYCTL_UPDATE 2
#endif
#ifndef KEYCTL_REVOKE
# define KEYCTL_REVOKE 3
#endif
#ifndef KEYCTL_SETPERM
# define KEYCTL_SETPERM 5
#endif
#ifndef KEYCTL_CLEAR
# define KEYCTL_CLEAR 7
#endif
#ifndef KEYCTL_UNLINK
# define KEYCTL_UNLINK 9
#endif
#ifndef KEYCTL_READ
# define KEYCTL_READ 11
#endif
#ifndef KEYCTL_SET_REQKEY_KEYRING
# define KEYCTL_SET_REQKEY_KEYRING 14
#endif
#ifndef KEYCTL_SET_TIMEOUT
# define KEYCTL_SET_TIMEOUT 15
#endif
#ifndef KEYCTL_INVALIDATE
# define KEYCTL_INVALIDATE 21
#endif
/* key permissions */
#ifndef KEY_POS_VIEW
# define KEY_POS_VIEW 0x01000000
# define KEY_POS_READ 0x02000000
# define KEY_POS_WRITE 0x04000000
# define KEY_POS_SEARCH 0x08000000
# define KEY_POS_LINK 0x10000000
# define KEY_POS_SETATTR 0x20000000
# define KEY_POS_ALL 0x3f000000
# define KEY_USR_VIEW 0x00010000
# define KEY_USR_READ 0x00020000
# define KEY_USR_WRITE 0x00040000
# define KEY_USR_SEARCH 0x00080000
# define KEY_USR_LINK 0x00100000
# define KEY_USR_SETATTR 0x00200000
# define KEY_USR_ALL 0x003f0000
# define KEY_GRP_VIEW 0x00000100
# define KEY_GRP_READ 0x00000200
# define KEY_GRP_WRITE 0x00000400
# define KEY_GRP_SEARCH 0x00000800
# define KEY_GRP_LINK 0x00001000
# define KEY_GRP_SETATTR 0x00002000
# define KEY_GRP_ALL 0x00003f00
# define KEY_OTH_VIEW 0x00000001
# define KEY_OTH_READ 0x00000002
# define KEY_OTH_WRITE 0x00000004
# define KEY_OTH_SEARCH 0x00000008
# define KEY_OTH_LINK 0x00000010
# define KEY_OTH_SETATTR 0x00000020
# define KEY_OTH_ALL 0x0000003f
#endif /* !KEY_POS_VIEW */
#endif /* KEYCTL_H__ */
