linux-user: add SO_PEERCRED support for getsockopt
[qemu.git] / linux-user / sparc64 / target_signal.h
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
8 typedef 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 4096
22 #define TARGET_SIGSTKSZ 16384
23
24 #ifndef UREG_I6
25 #define UREG_I6 6
26 #endif
27 #ifndef UREG_FP
28 #define UREG_FP UREG_I6
29 #endif
30
31 static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state)
32 {
33 return state->regwptr[UREG_FP];
34 }
35
36 #endif /* TARGET_SIGNAL_H */