1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <setjmp.h>
5#include <signal.h>
6
7extern unsigned long OPENSSL_s390xcap_P[];
8
9static sigjmp_buf ill_jmp;
| 1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <setjmp.h>
5#include <signal.h>
6
7extern unsigned long OPENSSL_s390xcap_P[];
8
9static sigjmp_buf ill_jmp;
|
10static void ill_handler (int sig) { siglongjmp(ill_jmp,sig); }
| 10static void ill_handler(int sig)
11{
12 siglongjmp(ill_jmp, sig);
13}
|
11
12unsigned long OPENSSL_s390x_facilities(void);
13
14void OPENSSL_cpuid_setup(void)
| 14
15unsigned long OPENSSL_s390x_facilities(void);
16
17void OPENSSL_cpuid_setup(void)
|
15 {
16 sigset_t oset;
17 struct sigaction ill_act,oact;
| 18{
19 sigset_t oset;
20 struct sigaction ill_act, oact;
|
18
| 21
|
19 if (OPENSSL_s390xcap_P[0]) return;
| 22 if (OPENSSL_s390xcap_P[0])
23 return;
|
20
| 24
|
21 OPENSSL_s390xcap_P[0] = 1UL<<(8*sizeof(unsigned long)-1);
| 25 OPENSSL_s390xcap_P[0] = 1UL << (8 * sizeof(unsigned long) - 1);
|
22
| 26
|
23 memset(&ill_act,0,sizeof(ill_act));
24 ill_act.sa_handler = ill_handler;
25 sigfillset(&ill_act.sa_mask);
26 sigdelset(&ill_act.sa_mask,SIGILL);
27 sigdelset(&ill_act.sa_mask,SIGTRAP);
28 sigprocmask(SIG_SETMASK,&ill_act.sa_mask,&oset);
29 sigaction (SIGILL,&ill_act,&oact);
| 27 memset(&ill_act, 0, sizeof(ill_act));
28 ill_act.sa_handler = ill_handler;
29 sigfillset(&ill_act.sa_mask);
30 sigdelset(&ill_act.sa_mask, SIGILL);
31 sigdelset(&ill_act.sa_mask, SIGTRAP);
32 sigprocmask(SIG_SETMASK, &ill_act.sa_mask, &oset);
33 sigaction(SIGILL, &ill_act, &oact);
|
30
| 34
|
31 /* protection against missing store-facility-list-extended */
32 if (sigsetjmp(ill_jmp,1) == 0)
33 OPENSSL_s390x_facilities();
| 35 /* protection against missing store-facility-list-extended */
36 if (sigsetjmp(ill_jmp, 1) == 0)
37 OPENSSL_s390x_facilities();
|
34
| 38
|
35 sigaction (SIGILL,&oact,NULL);
36 sigprocmask(SIG_SETMASK,&oset,NULL);
37 }
| 39 sigaction(SIGILL, &oact, NULL);
40 sigprocmask(SIG_SETMASK, &oset, NULL);
41}
|
| |