diff options
Diffstat (limited to 'bsd-user/x86_64/target_arch_signal.h')
| -rw-r--r-- | bsd-user/x86_64/target_arch_signal.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/bsd-user/x86_64/target_arch_signal.h b/bsd-user/x86_64/target_arch_signal.h new file mode 100644 index 0000000000..4c1ff0e5ba --- /dev/null +++ b/bsd-user/x86_64/target_arch_signal.h @@ -0,0 +1,94 @@ +/* + * x86_64 signal definitions + * + * + * 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 _TARGET_ARCH_SIGNAL_H_ +#define _TARGET_ARCH_SIGNAL_H_ + +#include "cpu.h" + +/* Size of the signal trampolin code placed on the stack. */ +#define TARGET_SZSIGCODE 0 + +/* compare to x86/include/_limits.h */ +#define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */ +#define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */ + +#define TARGET_MC_GET_CLEAR_RET 0x0001 + +struct target_sigcontext { + /* to be added */ +}; + +typedef struct target_mcontext { +} target_mcontext_t; + +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; + +struct target_sigframe { + abi_ulong sf_signum; + abi_ulong sf_siginfo; /* code or pointer to sf_si */ + abi_ulong sf_ucontext; /* points to sf_uc */ + abi_ulong sf_addr; /* undocumented 4th arg */ + target_ucontext_t sf_uc; /* = *sf_uncontext */ + target_siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case)*/ + uint32_t __spare__[2]; +}; + +/* + * Compare to amd64/amd64/machdep.c sendsig() + * Assumes that target stack frame memory is locked. + */ +static inline abi_long set_sigtramp_args(CPUX86State *regs, + int sig, struct target_sigframe *frame, abi_ulong frame_addr, + struct target_sigaction *ka) +{ + /* XXX return -TARGET_EOPNOTSUPP; */ + return 0; +} + +/* Compare to amd64/amd64/machdep.c get_mcontext() */ +static inline abi_long get_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int flags) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +/* Compare to amd64/amd64/machdep.c set_mcontext() */ +static inline abi_long set_mcontext(CPUX86State *regs, + target_mcontext_t *mcp, int srflag) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +static inline abi_long get_ucontext_sigreturn(CPUX86State *regs, + abi_ulong target_sf, abi_ulong *target_uc) +{ + /* XXX */ + *target_uc = 0; + return -TARGET_EOPNOTSUPP; +} + +#endif /* !TARGET_ARCH_SIGNAL_H_ */ |