xref: /aosp_15_r20/external/ltp/include/lapi/safe_rt_signal.h (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
1 /*
2  * Copyright (c) 2018 Cyril Hrubis <[email protected]>
3  */
4 
5 #ifndef SAFE_RT_SIGNAL_H__
6 #define SAFE_RT_SIGNAL_H__
7 
8 #include <signal.h>
9 #include "lapi/rt_sigaction.h"
10 
safe_rt_sigaction(const char * file,const int lineno,int signum,const struct sigaction * act,struct sigaction * oact,size_t sigsetsize)11 static inline int safe_rt_sigaction(const char *file, const int lineno,
12                                     int signum, const struct sigaction *act,
13                                     struct sigaction *oact, size_t sigsetsize)
14 {
15 	int ret;
16 
17 	ret = ltp_rt_sigaction(signum, act, oact, sigsetsize);
18 
19 	if (ret == -1) {
20 		tst_brk_(file, lineno, TBROK | TERRNO,
21 			"ltp_rt_sigaction(%i, %p, %p, %zu) failed",
22 			signum, act, oact, sigsetsize);
23 	} else if (ret) {
24 		tst_brk_(file, lineno, TBROK | TERRNO,
25 			"Invalid ltp_rt_sigaction(%i, %p, %p, %zu) return value %d",
26 			signum, act, oact, sigsetsize, ret);
27 	}
28 
29 	return ret;
30 }
31 
32 #define SAFE_RT_SIGACTION(signum, act, oldact, sigsetsize) \
33 	safe_rt_sigaction(__FILE__, __LINE__, signum, act, oldact, sigsetsize)
34 
35 
safe_rt_sigprocmask(const char * file,const int lineno,int how,const sigset_t * set,sigset_t * oldset,size_t sigsetsize)36 static inline int safe_rt_sigprocmask(const char *file, const int lineno,
37                                       int how, const sigset_t *set,
38                                       sigset_t *oldset, size_t sigsetsize)
39 {
40 	int ret;
41 
42 	ret = tst_syscall(__NR_rt_sigprocmask, how, set, oldset, sigsetsize);
43 	if (ret == -1) {
44 		tst_brk_(file, lineno, TBROK | TERRNO,
45 			"rt_sigprocmask(%i, %p, %p, %zu) failed",
46 			how, set, oldset, sigsetsize);
47 	} else if (ret) {
48 		tst_brk_(file, lineno, TBROK | TERRNO,
49 			"Invalid rt_sigprocmask(%i, %p, %p, %zu) return value %d",
50 			how, set, oldset, sigsetsize, ret);
51 	}
52 
53 	return ret;
54 }
55 
56 #define SAFE_RT_SIGPROCMASK(how, set, oldset, sigsetsize) \
57 	safe_rt_sigprocmask(__FILE__, __LINE__, how, set, oldset, sigsetsize)
58 
59 #endif /* SAFE_RT_SIGNAL_H__ */
60