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/*
* Emulation of Linux signals
*
* Copyright (c) 2003 Fabrice Bellard
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SIGNAL_COMMON_H
#define SIGNAL_COMMON_H
int on_sig_stack(unsigned long sp);
int sas_ss_flags(unsigned long sp);
abi_ulong target_sigsp(abi_ulong sp, struct target_sigaction *ka);
void target_save_altstack(target_stack_t *uss, CPUArchState *env);
abi_long target_restore_altstack(target_stack_t *uss, CPUArchState *env);
static inline void target_sigemptyset(target_sigset_t *set)
{
memset(set, 0, sizeof(*set));
}
void host_to_target_sigset_internal(target_sigset_t *d,
const sigset_t *s);
void target_to_host_sigset_internal(sigset_t *d,
const target_sigset_t *s);
void tswap_siginfo(target_siginfo_t *tinfo,
const target_siginfo_t *info);
void set_sigmask(const sigset_t *set);
void force_sig(int sig);
void force_sigsegv(int oldsig);
#if defined(TARGET_ARCH_HAS_SETUP_FRAME)
void setup_frame(int sig, struct target_sigaction *ka,
target_sigset_t *set, CPUArchState *env);
#endif
void setup_rt_frame(int sig, struct target_sigaction *ka,
target_siginfo_t *info,
target_sigset_t *set, CPUArchState *env);
#endif
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