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1 | /* |
2 | * FreeBSD siginfo related definitions | |
3 | * | |
4 | * Copyright (c) 2013 Stacey D. Son | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | #ifndef _TARGET_OS_SIGINFO_H_ | |
20 | #define _TARGET_OS_SIGINFO_H_ | |
21 | ||
22 | #define TARGET_NSIG 128 | |
23 | #define TARGET_NSIG_BPW (sizeof(uint32_t) * 8) | |
24 | #define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW) | |
25 | ||
26 | /* this struct defines a stack used during syscall handling */ | |
27 | typedef struct target_sigaltstack { | |
28 | abi_long ss_sp; | |
29 | abi_ulong ss_size; | |
30 | abi_long ss_flags; | |
31 | } target_stack_t; | |
32 | ||
33 | typedef struct { | |
34 | uint32_t __bits[TARGET_NSIG_WORDS]; | |
35 | } target_sigset_t; | |
36 | ||
37 | struct target_sigaction { | |
38 | abi_ulong _sa_handler; | |
39 | int32_t sa_flags; | |
40 | target_sigset_t sa_mask; | |
41 | }; | |
42 | ||
43 | typedef union target_sigval { | |
44 | int32_t sival_int; | |
45 | abi_ulong sival_ptr; | |
46 | int32_t sigval_int; | |
47 | abi_ulong sigval_ptr; | |
48 | } target_sigval_t; | |
49 | ||
50 | typedef struct target_siginfo { | |
51 | int32_t si_signo; /* signal number */ | |
52 | int32_t si_errno; /* errno association */ | |
53 | int32_t si_code; /* signal code */ | |
54 | int32_t si_pid; /* sending process */ | |
55 | int32_t si_uid; /* sender's ruid */ | |
56 | int32_t si_status; /* exit value */ | |
57 | abi_ulong si_addr; /* faulting instruction */ | |
58 | union target_sigval si_value; /* signal value */ | |
59 | union { | |
60 | struct { | |
61 | int32_t _trapno; /* machine specific trap code */ | |
62 | } _fault; | |
63 | ||
64 | /* POSIX.1b timers */ | |
65 | struct { | |
66 | int32_t _timerid; | |
67 | int32_t _overrun; | |
68 | } _timer; | |
69 | ||
70 | struct { | |
71 | int32_t _mqd; | |
72 | } _mesgp; | |
73 | ||
74 | /* SIGPOLL */ | |
75 | struct { | |
76 | int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ | |
77 | } _poll; | |
78 | ||
79 | struct { | |
80 | abi_long __spare1__; | |
81 | int32_t __spare2_[7]; | |
82 | } __spare__; | |
83 | } _reason; | |
84 | } target_siginfo_t; | |
85 | ||
86 | struct target_sigevent { | |
87 | abi_int sigev_notify; | |
88 | abi_int sigev_signo; | |
89 | target_sigval_t sigev_value; | |
90 | union { | |
91 | abi_int _threadid; | |
92 | ||
93 | /* | |
94 | * The kernel (and thus QEMU) never looks at these; | |
95 | * they're only used as part of the ABI between a | |
96 | * userspace program and libc. | |
97 | */ | |
98 | struct { | |
99 | abi_ulong _function; | |
100 | abi_ulong _attribute; | |
101 | } _sigev_thread; | |
102 | abi_ushort _kevent_flags; | |
103 | abi_long _pad[8]; | |
104 | } _sigev_un; | |
105 | }; | |
106 | ||
107 | #define target_si_signo si_signo | |
108 | #define target_si_code si_code | |
109 | #define target_si_errno si_errno | |
110 | #define target_si_addr si_addr | |
111 | ||
112 | /* SIGILL si_codes */ | |
113 | #define TARGET_ILL_ILLOPC (1) /* Illegal opcode. */ | |
114 | #define TARGET_ILL_ILLOPN (2) /* Illegal operand. */ | |
115 | #define TARGET_ILL_ILLADR (3) /* Illegal addressing mode. */ | |
116 | #define TARGET_ILL_ILLTRP (4) /* Illegal trap. */ | |
117 | #define TARGET_ILL_PRVOPC (5) /* Privileged opcode. */ | |
118 | #define TARGET_ILL_PRVREG (6) /* Privileged register. */ | |
119 | #define TARGET_ILL_COPROC (7) /* Coprocessor error. */ | |
120 | #define TARGET_ILL_BADSTK (8) /* Internal stack error. */ | |
121 | ||
122 | /* SIGSEGV si_codes */ | |
123 | #define TARGET_SEGV_MAPERR (1) /* address not mapped to object */ | |
124 | #define TARGET_SEGV_ACCERR (2) /* invalid permissions for mapped object */ | |
125 | ||
126 | /* SIGTRAP si_codes */ | |
127 | #define TARGET_TRAP_BRKPT (1) /* process beakpoint */ | |
128 | #define TARGET_TRAP_TRACE (2) /* process trace trap */ | |
129 | ||
130 | /* SIGBUS si_codes */ | |
131 | #define TARGET_BUS_ADRALN (1) | |
132 | #define TARGET_BUS_ADRERR (2) | |
133 | #define TARGET_BUS_OBJERR (3) | |
134 | ||
135 | /* SIGFPE codes */ | |
136 | #define TARGET_FPE_INTOVF (1) /* Integer overflow. */ | |
137 | #define TARGET_FPE_INTDIV (2) /* Integer divide by zero. */ | |
138 | #define TARGET_FPE_FLTDIV (3) /* Floating point divide by zero. */ | |
139 | #define TARGET_FPE_FLTOVF (4) /* Floating point overflow. */ | |
140 | #define TARGET_FPE_FLTUND (5) /* Floating point underflow. */ | |
141 | #define TARGET_FPE_FLTRES (6) /* Floating point inexact result. */ | |
142 | #define TARGET_FPE_FLTINV (7) /* Invalid floating point operation. */ | |
143 | #define TARGET_FPE_FLTSUB (8) /* Subscript out of range. */ | |
144 | ||
145 | #endif /* !_TARGET_OS_SIGINFO_H_ */ |