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/*
* FreeBSD has a common ucontext definition for all architectures.
*
* Copyright 2021 Warner Losh <imp@bsdimp.com>
*
* SPDX-License-Identifier: GPL-2.0-or-later OR BSD-3-Clause
*/
#ifndef TARGET_OS_UCONTEXT_H
#define TARGET_OS_UCONTEXT_H
/*
* Defines the common bits for all of FreeBSD's architectures. Has to be
* included AFTER the MD target_mcontext_t is defined, however, so can't
* be in the grab-bag that is target_os_signal.h.
*/
/* See FreeBSD's sys/ucontext.h */
#define TARGET_MC_GET_CLEAR_RET 0x0001
/* FreeBSD's sys/_ucontext.h structures */
typedef struct target_ucontext {
target_sigset_t uc_sigmask;
target_mcontext_t uc_mcontext;
abi_ulong uc_link;
target_stack_t uc_stack;
int32_t uc_flags;
int32_t __spare__[4];
} target_ucontext_t;
G_STATIC_ASSERT(TARGET_MCONTEXT_SIZE == sizeof(target_mcontext_t));
G_STATIC_ASSERT(TARGET_UCONTEXT_SIZE == sizeof(target_ucontext_t));
struct target_sigframe;
abi_long set_sigtramp_args(CPUArchState *env, int sig,
struct target_sigframe *frame,
abi_ulong frame_addr,
struct target_sigaction *ka);
abi_long get_mcontext(CPUArchState *env, target_mcontext_t *mcp, int flags);
abi_long set_mcontext(CPUArchState *env, target_mcontext_t *mcp, int srflag);
abi_long get_ucontext_sigreturn(CPUArchState *env, abi_ulong target_sf,
abi_ulong *target_uc);
#endif /* TARGET_OS_UCONTEXT_H */
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