On Sat, Jul 15, 2017 at 02:45:01AM +0300, Dmitry V. Levin wrote:
> On Sat, Jul 15, 2017 at 12:22:57AM +0800, JingPiao Chen wrote:
> > On Fri, Jul 14, 2017 at 01:16:37PM +0800, JingPiao Chen wrote:
> > [...]
> > > +static void
> > > +test_selnl_msg_setenforce(const int fd)
> > > +{
> > > + void *const nlh0 = tail_alloc(NLMSG_HDRLEN);
> > > + static char pattern[4096];
> > > + fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
> > > +
> > > + static const struct selnl_msg_setenforce msg = {
> > > + .val = 0xfbdcdfab
> > > + };
> > > + TEST_NETLINK_OBJECT(fd, nlh0,
> > > + SELNL_MSG_SETENFORCE, NLM_F_REQUEST,
> > > + pattern, msg,
> > > + PRINT_FIELD_D("{", msg, val);
> > > + printf("}"));
> > > +}
> > > +
> > > +static void
> > > +test_selnl_msg_policyload(const int fd)
> > > +{
> > > + void *const nlh0 = tail_alloc(NLMSG_HDRLEN);
> > > + static char pattern[4096];
> > > + fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
> >
> > Move ...
> >
> > > +
> > > + static const struct selnl_msg_policyload msg = {
> > > + .seqno = 0xabdcfabc
> > > + };
> > > + TEST_NETLINK_OBJECT(fd, nlh0,
> > > + SELNL_MSG_POLICYLOAD, NLM_F_REQUEST,
> > > + pattern, msg,
> > > + PRINT_FIELD_U("{", msg, seqno);
> > > + printf("}"));
> > > +}
> > > +
> > > int main(void)
> > > {
> > > skip_if_unavailable("/proc/self/fd/");
> > > @@ -57,6 +103,9 @@ int main(void)
> > > int fd = create_nl_socket(NETLINK_SELINUX);
> > >
> > > test_nlmsg_type(fd);
> > > + test_selnl_msg_unspec(fd);
> > > + test_selnl_msg_setenforce(fd);
> > > + test_selnl_msg_policyload(fd);
> > >
> > > printf("+++ exited with 0 +++\n");
> > >
> > > diff --git a/tests/test_netlink.h b/tests/test_netlink.h
> > > index 7049128..b6f6ac9 100644
> > > --- a/tests/test_netlink.h
> > > +++ b/tests/test_netlink.h
> > > @@ -45,3 +45,33 @@
> > > (type_), #type_, \
> > > (flags_), #flags_, \
> > > (data_len_), (src_), (slen_), __VA_ARGS__)
> > > +
> > > +#define TEST_NETLINK_OBJECT(fd_, nlh0_,
> > > \
> > > + type_, flags_, \
> > > + pattern_, obj_, ...) \
> > > + do { \
> > > + const unsigned int plen = \
> > > + sizeof(obj_) - 1 > DEFAULT_STRLEN \
> > > + ? DEFAULT_STRLEN : (int) sizeof(obj_) - 1; \
> >
> > ... here. The template of TEST_NETLINK_OBJECT is TEST_NLATTR_OBJECT.
> > I think pattern can declare here instead of in the caller.
> > If this thought is ok, I will send version 2.
>
> Do you want to create a private pattern[4096] in every invocation
> of TEST_NETLINK_OBJECT macro?
Yes, Is that ok? I hope you can give me some advice. Thank you.
--
JingPiao Chen
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