1 #ifndef _TARGET_OS_SIGINFO_H_ 2 #define _TARGET_OS_SIGINFO_H_ 3 4 #define TARGET_NSIG 32 /* counting 0; could be 33 (mask is 1-32) */ 5 #define TARGET_NSIG_BPW (sizeof(uint32_t) * 8) 6 #define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW) 7 8 /* this struct defines a stack used during syscall handling */ 9 typedef struct target_sigaltstack { 10 abi_long ss_sp; 11 abi_ulong ss_size; 12 abi_long ss_flags; 13 } target_stack_t; 14 15 typedef struct { 16 uint32_t __bits[TARGET_NSIG_WORDS]; 17 } target_sigset_t 18 19 struct target_sigaction { 20 abi_ulong _sa_handler; 21 int32_t sa_flags; 22 target_sigset_t sa_mask; 23 }; 24 25 /* Compare to sys/siginfo.h */ 26 typedef union target_sigval { 27 int sival_int; 28 abi_ulong sival_ptr; 29 } target_sigval_t; 30 31 struct target_ksiginfo { 32 int32_t _signo; 33 int32_t _code; 34 int32_t _errno; 35 #if TARGET_ABI_BITS == 64 36 int32_t _pad; 37 #endif 38 union { 39 struct { 40 int32_t _pid; 41 int32_t _uid; 42 target_sigval_t _value; 43 } _rt; 44 45 struct { 46 int32_t _pid; 47 int32_t _uid; 48 int32_t _struct; 49 /* clock_t _utime; */ 50 /* clock_t _stime; */ 51 } _child; 52 53 struct { 54 abi_ulong _addr; 55 int32_t _trap; 56 } _fault; 57 58 struct { 59 long _band; 60 int _fd; 61 } _poll; 62 } _reason; 63 }; 64 65 typedef union target_siginfo { 66 int8_t si_pad[128]; 67 struct target_ksiginfo _info; 68 } target_siginfo_t; 69 70 #define target_si_signo _info._signo 71 #define target_si_code _info._code 72 #define target_si_errno _info._errno 73 #define target_si_addr _info._reason._fault._addr 74 75 #define TARGET_SEGV_MAPERR 1 76 #define TARGET_SEGV_ACCERR 2 77 78 #define TARGET_TRAP_BRKPT 1 79 #define TARGET_TRAP_TRACE 2 80 81 82 #endif /* ! _TARGET_OS_SIGINFO_H_ */ 83