89 lines
1.8 KiB
C
89 lines
1.8 KiB
C
/* $NetBSD: t_modautoload.c,v 1.6 2017/01/13 21:30:42 christos Exp $ */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/mount.h>
|
|
#include <sys/module.h>
|
|
#include <sys/dirent.h>
|
|
#include <sys/sysctl.h>
|
|
|
|
#include <atf-c.h>
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <rump/rump.h>
|
|
#include <rump/rump_syscalls.h>
|
|
|
|
#include <miscfs/kernfs/kernfs.h>
|
|
|
|
#include "h_macros.h"
|
|
|
|
ATF_TC(modautoload);
|
|
ATF_TC_HEAD(modautoload, tc)
|
|
{
|
|
|
|
atf_tc_set_md_var(tc, "descr", "tests that kernel module "
|
|
"autoload works in rump");
|
|
}
|
|
|
|
static void
|
|
mountkernfs(void)
|
|
{
|
|
bool old_autoload, new_autoload;
|
|
size_t old_len, new_len;
|
|
int error;
|
|
|
|
if (!rump_nativeabi_p())
|
|
atf_tc_skip("host kernel modules not supported");
|
|
|
|
rump_init();
|
|
|
|
if (rump_sys_mkdir("/kern", 0777) == -1)
|
|
atf_tc_fail_errno("mkdir /kern");
|
|
|
|
new_autoload = true;
|
|
old_len = sizeof(old_autoload);
|
|
new_len = sizeof(new_autoload);
|
|
error = sysctlbyname("kern.module.autoload",
|
|
&old_autoload, &old_len,
|
|
&new_autoload, new_len);
|
|
if (error != 0)
|
|
atf_tc_fail_errno("could not enable module autoload");
|
|
|
|
if (rump_sys_mount(MOUNT_KERNFS, "/kern", 0, NULL, 0) == -1)
|
|
atf_tc_fail_errno("could not mount kernfs");
|
|
}
|
|
|
|
/*
|
|
* Why use kernfs here? It talks to plenty of other parts with the
|
|
* kernel (e.g. vfs_attach() in modcmd), but is still easy to verify
|
|
* it's working correctly.
|
|
*/
|
|
|
|
#define MAGICNUM 1323
|
|
ATF_TC_BODY(modautoload, tc)
|
|
{
|
|
extern int rumpns_hz;
|
|
char buf[64];
|
|
int fd;
|
|
|
|
mountkernfs();
|
|
rumpns_hz = MAGICNUM;
|
|
if ((fd = rump_sys_open("/kern/hz", O_RDONLY)) == -1)
|
|
atf_tc_fail_errno("open /kern/hz");
|
|
if (rump_sys_read(fd, buf, sizeof(buf)) <= 0)
|
|
atf_tc_fail_errno("read");
|
|
ATF_REQUIRE(atoi(buf) == MAGICNUM);
|
|
}
|
|
|
|
ATF_TP_ADD_TCS(tp)
|
|
{
|
|
ATF_TP_ADD_TC(tp, modautoload);
|
|
|
|
return atf_no_error();
|
|
}
|