signal.h raw
1 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
2 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
3
4 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
5 #define MINSIGSTKSZ 6144
6 #define SIGSTKSZ 12288
7 #endif
8
9 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
10 typedef unsigned long greg_t;
11 typedef unsigned long gregset_t[34];
12
13 typedef struct {
14 __uint128_t vregs[32];
15 unsigned int fpsr;
16 unsigned int fpcr;
17 } fpregset_t;
18 typedef struct sigcontext {
19 unsigned long fault_address;
20 unsigned long regs[31];
21 unsigned long sp, pc, pstate;
22 long double __reserved[256];
23 } mcontext_t;
24
25 #define FPSIMD_MAGIC 0x46508001
26 #define ESR_MAGIC 0x45535201
27 #define EXTRA_MAGIC 0x45585401
28 #define SVE_MAGIC 0x53564501
29 struct _aarch64_ctx {
30 unsigned int magic;
31 unsigned int size;
32 };
33 struct fpsimd_context {
34 struct _aarch64_ctx head;
35 unsigned int fpsr;
36 unsigned int fpcr;
37 __uint128_t vregs[32];
38 };
39 struct esr_context {
40 struct _aarch64_ctx head;
41 unsigned long esr;
42 };
43 struct extra_context {
44 struct _aarch64_ctx head;
45 unsigned long datap;
46 unsigned int size;
47 unsigned int __reserved[3];
48 };
49 struct sve_context {
50 struct _aarch64_ctx head;
51 unsigned short vl;
52 unsigned short __reserved[3];
53 };
54 #define SVE_VQ_BYTES 16
55 #define SVE_VQ_MIN 1
56 #define SVE_VQ_MAX 512
57 #define SVE_VL_MIN (SVE_VQ_MIN * SVE_VQ_BYTES)
58 #define SVE_VL_MAX (SVE_VQ_MAX * SVE_VQ_BYTES)
59 #define SVE_NUM_ZREGS 32
60 #define SVE_NUM_PREGS 16
61 #define sve_vl_valid(vl) \
62 ((vl) % SVE_VQ_BYTES == 0 && (vl) >= SVE_VL_MIN && (vl) <= SVE_VL_MAX)
63 #define sve_vq_from_vl(vl) ((vl) / SVE_VQ_BYTES)
64 #define sve_vl_from_vq(vq) ((vq) * SVE_VQ_BYTES)
65 #define SVE_SIG_ZREG_SIZE(vq) ((unsigned)(vq) * SVE_VQ_BYTES)
66 #define SVE_SIG_PREG_SIZE(vq) ((unsigned)(vq) * (SVE_VQ_BYTES / 8))
67 #define SVE_SIG_FFR_SIZE(vq) SVE_SIG_PREG_SIZE(vq)
68 #define SVE_SIG_REGS_OFFSET \
69 ((sizeof(struct sve_context) + (SVE_VQ_BYTES - 1)) \
70 / SVE_VQ_BYTES * SVE_VQ_BYTES)
71 #define SVE_SIG_ZREGS_OFFSET SVE_SIG_REGS_OFFSET
72 #define SVE_SIG_ZREG_OFFSET(vq, n) \
73 (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREG_SIZE(vq) * (n))
74 #define SVE_SIG_ZREGS_SIZE(vq) \
75 (SVE_SIG_ZREG_OFFSET(vq, SVE_NUM_ZREGS) - SVE_SIG_ZREGS_OFFSET)
76 #define SVE_SIG_PREGS_OFFSET(vq) \
77 (SVE_SIG_ZREGS_OFFSET + SVE_SIG_ZREGS_SIZE(vq))
78 #define SVE_SIG_PREG_OFFSET(vq, n) \
79 (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREG_SIZE(vq) * (n))
80 #define SVE_SIG_PREGS_SIZE(vq) \
81 (SVE_SIG_PREG_OFFSET(vq, SVE_NUM_PREGS) - SVE_SIG_PREGS_OFFSET(vq))
82 #define SVE_SIG_FFR_OFFSET(vq) \
83 (SVE_SIG_PREGS_OFFSET(vq) + SVE_SIG_PREGS_SIZE(vq))
84 #define SVE_SIG_REGS_SIZE(vq) \
85 (SVE_SIG_FFR_OFFSET(vq) + SVE_SIG_FFR_SIZE(vq) - SVE_SIG_REGS_OFFSET)
86 #define SVE_SIG_CONTEXT_SIZE(vq) (SVE_SIG_REGS_OFFSET + SVE_SIG_REGS_SIZE(vq))
87 #else
88 typedef struct {
89 long double __regs[18+256];
90 } mcontext_t;
91 #endif
92
93 struct sigaltstack {
94 void *ss_sp;
95 int ss_flags;
96 size_t ss_size;
97 };
98
99 typedef struct __ucontext {
100 unsigned long uc_flags;
101 struct __ucontext *uc_link;
102 stack_t uc_stack;
103 sigset_t uc_sigmask;
104 mcontext_t uc_mcontext;
105 } ucontext_t;
106
107 #define SA_NOCLDSTOP 1
108 #define SA_NOCLDWAIT 2
109 #define SA_SIGINFO 4
110 #define SA_ONSTACK 0x08000000
111 #define SA_RESTART 0x10000000
112 #define SA_NODEFER 0x40000000
113 #define SA_RESETHAND 0x80000000
114 #define SA_RESTORER 0x04000000
115
116 #endif
117
118 #define SIGHUP 1
119 #define SIGINT 2
120 #define SIGQUIT 3
121 #define SIGILL 4
122 #define SIGTRAP 5
123 #define SIGABRT 6
124 #define SIGIOT SIGABRT
125 #define SIGBUS 7
126 #define SIGFPE 8
127 #define SIGKILL 9
128 #define SIGUSR1 10
129 #define SIGSEGV 11
130 #define SIGUSR2 12
131 #define SIGPIPE 13
132 #define SIGALRM 14
133 #define SIGTERM 15
134 #define SIGSTKFLT 16
135 #define SIGCHLD 17
136 #define SIGCONT 18
137 #define SIGSTOP 19
138 #define SIGTSTP 20
139 #define SIGTTIN 21
140 #define SIGTTOU 22
141 #define SIGURG 23
142 #define SIGXCPU 24
143 #define SIGXFSZ 25
144 #define SIGVTALRM 26
145 #define SIGPROF 27
146 #define SIGWINCH 28
147 #define SIGIO 29
148 #define SIGPOLL 29
149 #define SIGPWR 30
150 #define SIGSYS 31
151 #define SIGUNUSED SIGSYS
152
153 #define _NSIG 65
154