1#ifndef TARGET_SIGNAL_H 2#define TARGET_SIGNAL_H 3 4#include "cpu.h" 5 6/* this struct defines a stack used during syscall handling */ 7 8typedef struct target_sigaltstack { 9 abi_ulong ss_sp; 10 abi_long ss_flags; 11 abi_ulong ss_size; 12} target_stack_t; 13 14 15/* 16 * sigaltstack controls 17 */ 18#define TARGET_SS_ONSTACK 1 19#define TARGET_SS_DISABLE 2 20 21#define TARGET_MINSIGSTKSZ 2048 22#define TARGET_SIGSTKSZ 8192 23 24static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) 25{ 26 return state->regs[R_ESP]; 27} 28 29#endif /* TARGET_SIGNAL_H */ 30