83 lines
1.6 KiB
C
83 lines
1.6 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2019 Cyril Hrubis <chrubis@suse.cz>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef SELECT_VAR__
|
||
|
|
#define SELECT_VAR__
|
||
|
|
|
||
|
|
#include "lapi/syscalls.h"
|
||
|
|
|
||
|
|
struct compat_sel_arg_struct {
|
||
|
|
long _n;
|
||
|
|
long _inp;
|
||
|
|
long _outp;
|
||
|
|
long _exp;
|
||
|
|
long _tvp;
|
||
|
|
};
|
||
|
|
|
||
|
|
static int do_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout)
|
||
|
|
{
|
||
|
|
switch (tst_variant) {
|
||
|
|
case 0:
|
||
|
|
return select(nfds, readfds, writefds, exceptfds, timeout);
|
||
|
|
break;
|
||
|
|
case 1: {
|
||
|
|
#ifdef __LP64__
|
||
|
|
return tst_syscall(__NR_select, nfds, readfds, writefds, exceptfds, timeout);
|
||
|
|
#else
|
||
|
|
struct compat_sel_arg_struct arg = {
|
||
|
|
._n = (long)nfds,
|
||
|
|
._inp = (long)readfds,
|
||
|
|
._outp = (long)writefds,
|
||
|
|
._exp = (long)exceptfds,
|
||
|
|
._tvp = (long)timeout,
|
||
|
|
};
|
||
|
|
|
||
|
|
return tst_syscall(__NR_select, &arg);
|
||
|
|
#endif /* __LP64__ */
|
||
|
|
}
|
||
|
|
case 2: {
|
||
|
|
int ret;
|
||
|
|
struct timespec ts = {
|
||
|
|
.tv_sec = timeout->tv_sec,
|
||
|
|
.tv_nsec = timeout->tv_usec * 1000,
|
||
|
|
};
|
||
|
|
ret = tst_syscall(__NR_pselect6, nfds, readfds, writefds, exceptfds, &ts, NULL);
|
||
|
|
timeout->tv_sec = ts.tv_sec;
|
||
|
|
timeout->tv_usec = ts.tv_nsec / 1000;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
case 3:
|
||
|
|
#ifdef __NR__newselect
|
||
|
|
return tst_syscall(__NR__newselect, nfds, readfds, writefds, exceptfds, timeout);
|
||
|
|
#else
|
||
|
|
tst_brk(TCONF, "__NR__newselect not implemented");
|
||
|
|
#endif
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void select_info(void)
|
||
|
|
{
|
||
|
|
switch (tst_variant) {
|
||
|
|
case 0:
|
||
|
|
tst_res(TINFO, "Testing libc select()");
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
tst_res(TINFO, "Testing SYS_select syscall");
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
tst_res(TINFO, "Testing SYS_pselect6 syscall");
|
||
|
|
break;
|
||
|
|
case 3:
|
||
|
|
tst_res(TINFO, "Testing SYS__newselect syscall");
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#define TEST_VARIANTS 4
|
||
|
|
|
||
|
|
#endif /* SELECT_VAR__ */
|