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!570 fix ppoll & add 2 testcases

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Merge pull request !570 from guweijie/gwj-kernel-ppoll-20210825
This commit is contained in:
openharmony_ci
2021-08-30 02:06:24 +00:00
committed by Gitee
parent aa5b2c7641 defedb6fdf
commit 7cb2ad67bf
7 changed files with 70 additions and 7 deletions
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35
syscall/fs_syscall.c
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@@ -2459,4 +2459,39 @@ int SysFstatfs64(int fd, size_t sz, struct statfs *buf)
return ret;
}
int SysPpoll(struct pollfd *fds, nfds_t nfds, const struct timespec *tmo_p, const sigset_t *sigMask, int nsig)
{
int timeout;
int ret;
sigset_t_l origMask;
sigset_t_l setl;
if (sigMask == NULL) {
ret = -EINVAL;
return ret;
}
CHECK_ASPACE(tmo_p, sizeof(struct timespec));
CHECK_ASPACE(sigMask, sizeof(sigset_t));
CPY_FROM_USER(tmo_p);
CPY_FROM_USER(sigMask);
timeout = (tmo_p == NULL) ? -1 : (tmo_p->tv_sec * OS_SYS_US_PER_MS + tmo_p->tv_nsec / OS_SYS_NS_PER_MS);
if (timeout & 0x80000000) {
ret = -EINVAL;
return ret;
}
setl.sig[0] = *sigMask;
OsSigprocMask(SIG_SETMASK, &setl, &origMask);
ret = SysPoll(fds, nfds, timeout);
if (ret < 0) {
ret = -get_errno();
}
OsSigprocMask(SIG_SETMASK, &origMask, NULL);
PointerFree(tmo_pbak);
PointerFree(sigMaskbak);
return (ret == -1) ? -get_errno() : ret;
}
#endif