77 lines
1.5 KiB
C
77 lines
1.5 KiB
C
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/* $NetBSD: t_modautoload.c,v 1.1 2010/06/09 12:35:45 pooka Exp $ */
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#include <sys/types.h>
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#include <sys/mount.h>
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#include <sys/module.h>
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#include <sys/dirent.h>
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#include <sys/sysctl.h>
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#include <atf-c.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <rump/rump.h>
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#include <rump/rump_syscalls.h>
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#include <miscfs/kernfs/kernfs.h>
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#include "../../h_macros.h"
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ATF_TC(modautoload);
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ATF_TC_HEAD(modautoload, tc)
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{
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atf_tc_set_md_var(tc, "descr", "tests that kernel module "
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"autoload works in rump");
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}
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static void
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mountkernfs(void)
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{
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#ifndef HAVE_HOST_MODULES
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atf_tc_skip("host kernel modules not supported on this architecture");
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#endif
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rump_init();
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if (rump_sys_mkdir("/kern", 0777) == -1)
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atf_tc_fail_errno("mkdir /kern");
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if (rump_sys_mount(MOUNT_KERNFS, "/kern", 0, NULL, 0) == -1)
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atf_tc_fail_errno("could not mount kernfs");
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}
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/*
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* Why use kernfs here? It talks to plenty of other parts with the
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* kernel (e.g. vfs_attach() in modcmd), but is still easy to verify
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* it's working correctly.
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*/
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#define MAGICNUM 1323
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ATF_TC_BODY(modautoload, tc)
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{
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extern int rumpns_hz;
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char buf[64];
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int fd;
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mountkernfs();
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rumpns_hz = MAGICNUM;
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if ((fd = rump_sys_open("/kern/hz", O_RDONLY)) == -1)
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atf_tc_fail_errno("open /kern/hz");
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if (rump_sys_read(fd, buf, sizeof(buf)) <= 0)
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atf_tc_fail_errno("read");
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ATF_REQUIRE(atoi(buf) == MAGICNUM);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, modautoload);
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return atf_no_error();
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}
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