1*0a4b664aSDmitry Chagin /*- 2*0a4b664aSDmitry Chagin * Copyright (c) 2021 Dmitry Chagin <dchagin@FreeBSD.org> 3*0a4b664aSDmitry Chagin * 4*0a4b664aSDmitry Chagin * Redistribution and use in source and binary forms, with or without 5*0a4b664aSDmitry Chagin * modification, are permitted provided that the following conditions 6*0a4b664aSDmitry Chagin * are met: 7*0a4b664aSDmitry Chagin * 1. Redistributions of source code must retain the above copyright 8*0a4b664aSDmitry Chagin * notice, this list of conditions and the following disclaimer. 9*0a4b664aSDmitry Chagin * 2. Redistributions in binary form must reproduce the above copyright 10*0a4b664aSDmitry Chagin * notice, this list of conditions and the following disclaimer in the 11*0a4b664aSDmitry Chagin * documentation and/or other materials provided with the distribution. 12*0a4b664aSDmitry Chagin * 13*0a4b664aSDmitry Chagin * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14*0a4b664aSDmitry Chagin * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15*0a4b664aSDmitry Chagin * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16*0a4b664aSDmitry Chagin * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17*0a4b664aSDmitry Chagin * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18*0a4b664aSDmitry Chagin * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19*0a4b664aSDmitry Chagin * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20*0a4b664aSDmitry Chagin * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21*0a4b664aSDmitry Chagin * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22*0a4b664aSDmitry Chagin * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23*0a4b664aSDmitry Chagin * SUCH DAMAGE. 24*0a4b664aSDmitry Chagin * 25*0a4b664aSDmitry Chagin * $FreeBSD$ 26*0a4b664aSDmitry Chagin */ 27*0a4b664aSDmitry Chagin 28*0a4b664aSDmitry Chagin #ifndef _LINUX_FORK_H_ 29*0a4b664aSDmitry Chagin #define _LINUX_FORK_H_ 30*0a4b664aSDmitry Chagin 31*0a4b664aSDmitry Chagin #define LINUX_CLONE_VM 0x00000100 32*0a4b664aSDmitry Chagin #define LINUX_CLONE_FS 0x00000200 33*0a4b664aSDmitry Chagin #define LINUX_CLONE_FILES 0x00000400 34*0a4b664aSDmitry Chagin #define LINUX_CLONE_SIGHAND 0x00000800 35*0a4b664aSDmitry Chagin #define LINUX_CLONE_PID 0x00001000 /* No longer exist in Linux */ 36*0a4b664aSDmitry Chagin #define LINUX_CLONE_PTRACE 0x00002000 37*0a4b664aSDmitry Chagin #define LINUX_CLONE_VFORK 0x00004000 38*0a4b664aSDmitry Chagin #define LINUX_CLONE_PARENT 0x00008000 39*0a4b664aSDmitry Chagin #define LINUX_CLONE_THREAD 0x00010000 40*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWNS 0x00020000 /* New mount NS */ 41*0a4b664aSDmitry Chagin #define LINUX_CLONE_SYSVSEM 0x00040000 42*0a4b664aSDmitry Chagin #define LINUX_CLONE_SETTLS 0x00080000 43*0a4b664aSDmitry Chagin #define LINUX_CLONE_PARENT_SETTID 0x00100000 44*0a4b664aSDmitry Chagin #define LINUX_CLONE_CHILD_CLEARTID 0x00200000 45*0a4b664aSDmitry Chagin #define LINUX_CLONE_DETACHED 0x00400000 /* Unused */ 46*0a4b664aSDmitry Chagin #define LINUX_CLONE_UNTRACED 0x00800000 47*0a4b664aSDmitry Chagin #define LINUX_CLONE_CHILD_SETTID 0x01000000 48*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWCGROUP 0x02000000 /* New cgroup NS */ 49*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWUTS 0x04000000 50*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWIPC 0x08000000 51*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWUSER 0x10000000 52*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWPID 0x20000000 53*0a4b664aSDmitry Chagin #define LINUX_CLONE_NEWNET 0x40000000 54*0a4b664aSDmitry Chagin #define LINUX_CLONE_IO 0x80000000 55*0a4b664aSDmitry Chagin 56*0a4b664aSDmitry Chagin #define LINUX_CSIGNAL 0x000000ff 57*0a4b664aSDmitry Chagin 58*0a4b664aSDmitry Chagin /* 59*0a4b664aSDmitry Chagin * User-space clone3 args layout. 60*0a4b664aSDmitry Chagin */ 61*0a4b664aSDmitry Chagin struct l_user_clone_args { 62*0a4b664aSDmitry Chagin uint64_t flags; 63*0a4b664aSDmitry Chagin uint64_t pidfd; 64*0a4b664aSDmitry Chagin uint64_t child_tid; 65*0a4b664aSDmitry Chagin uint64_t parent_tid; 66*0a4b664aSDmitry Chagin uint64_t exit_signal; 67*0a4b664aSDmitry Chagin uint64_t stack; 68*0a4b664aSDmitry Chagin uint64_t stack_size; 69*0a4b664aSDmitry Chagin uint64_t tls; 70*0a4b664aSDmitry Chagin uint64_t set_tid; 71*0a4b664aSDmitry Chagin uint64_t set_tid_size; 72*0a4b664aSDmitry Chagin uint64_t cgroup; 73*0a4b664aSDmitry Chagin }; 74*0a4b664aSDmitry Chagin 75*0a4b664aSDmitry Chagin /* 76*0a4b664aSDmitry Chagin * Kernel clone3 args layout. 77*0a4b664aSDmitry Chagin */ 78*0a4b664aSDmitry Chagin struct l_clone_args { 79*0a4b664aSDmitry Chagin uint64_t flags; 80*0a4b664aSDmitry Chagin l_int *child_tid; 81*0a4b664aSDmitry Chagin l_int *parent_tid; 82*0a4b664aSDmitry Chagin l_int exit_signal; 83*0a4b664aSDmitry Chagin l_ulong stack; 84*0a4b664aSDmitry Chagin l_ulong stack_size; 85*0a4b664aSDmitry Chagin l_ulong tls; 86*0a4b664aSDmitry Chagin }; 87*0a4b664aSDmitry Chagin 88*0a4b664aSDmitry Chagin int linux_set_upcall(struct thread *, register_t); 89*0a4b664aSDmitry Chagin int linux_set_cloned_tls(struct thread *, void *); 90*0a4b664aSDmitry Chagin void linux_thread_detach(struct thread *); 91*0a4b664aSDmitry Chagin 92*0a4b664aSDmitry Chagin #endif /* _LINUX_FORK_H_ */ 93