7446514533
In order to reduce code duplication move coredump support definitions into the appropriate header and hide private definitions. MFC after: 1 week
85 lines
3.2 KiB
C
85 lines
3.2 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2006 Roman Divacky
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* All rights reserved.
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* Copyright (c) 2013 Dmitry Chagin <dchagin@FreeBSD.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _LINUX_EMUL_H_
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#define _LINUX_EMUL_H_
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struct image_params;
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/*
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* modeled after similar structure in NetBSD
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* this will be extended as we need more functionality
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*/
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struct linux_emuldata {
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int *child_set_tid; /* in clone(): Child's TID to set on clone */
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int *child_clear_tid;/* in clone(): Child's TID to clear on exit */
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int flags; /* thread emuldata flags */
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int em_tid; /* thread id */
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struct linux_robust_list_head *robust_futexes;
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};
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struct linux_emuldata *em_find(struct thread *);
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int linux_exec_imgact_try(struct image_params *);
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void linux_proc_init(struct thread *, struct thread *, bool);
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void linux_on_exit(struct proc *);
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void linux_schedtail(struct thread *);
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void linux_on_exec(struct proc *, struct image_params *);
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void linux_thread_dtor(struct thread *);
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int linux_common_execve(struct thread *, struct image_args *);
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/* process emuldata flags */
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#define LINUX_XDEPR_REQUEUEOP 0x00000001 /* uses deprecated
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futex REQUEUE op*/
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#define LINUX_XUNSUP_EPOLL 0x00000002 /* unsupported epoll events */
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#define LINUX_XUNSUP_FUTEXPIOP 0x00000004 /* uses unsupported pi futex */
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struct linux_pemuldata {
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uint32_t flags; /* process emuldata flags */
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struct sx pem_sx; /* lock for this struct */
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uint32_t persona; /* process execution domain */
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uint32_t ptrace_flags; /* used by ptrace(2) */
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uint32_t oom_score_adj; /* /proc/self/oom_score_adj */
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uint32_t so_timestamp; /* requested timeval */
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uint32_t so_timestampns; /* requested timespec */
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};
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#define LINUX_PEM_XLOCK(p) sx_xlock(&(p)->pem_sx)
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#define LINUX_PEM_XUNLOCK(p) sx_xunlock(&(p)->pem_sx)
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#define LINUX_PEM_SLOCK(p) sx_slock(&(p)->pem_sx)
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#define LINUX_PEM_SUNLOCK(p) sx_sunlock(&(p)->pem_sx)
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struct linux_pemuldata *pem_find(struct proc *);
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#endif /* !_LINUX_EMUL_H_ */
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