From 73e6550d6871245c762c9afe087b8c055cc1454a Mon Sep 17 00:00:00 2001
From: Bob Beck <beck@cvs.openbsd.org>
Date: Sun, 18 Jan 2004 20:56:23 +0000
Subject: add regression tests for /dev/ptm. ok deraadt@

---
 regress/sys/kern/ptmget/Makefile |  5 ++++
 regress/sys/kern/ptmget/ptmget.c | 57 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+)
 create mode 100644 regress/sys/kern/ptmget/Makefile
 create mode 100644 regress/sys/kern/ptmget/ptmget.c

(limited to 'regress/sys')

diff --git a/regress/sys/kern/ptmget/Makefile b/regress/sys/kern/ptmget/Makefile
new file mode 100644
index 00000000000..8f495ee7f25
--- /dev/null
+++ b/regress/sys/kern/ptmget/Makefile
@@ -0,0 +1,5 @@
+#	$OpenBSD: Makefile,v 1.1 2004/01/18 20:56:22 beck Exp $
+
+PROG=	ptmget
+
+.include <bsd.regress.mk>
diff --git a/regress/sys/kern/ptmget/ptmget.c b/regress/sys/kern/ptmget/ptmget.c
new file mode 100644
index 00000000000..943e2c4f0c3
--- /dev/null
+++ b/regress/sys/kern/ptmget/ptmget.c
@@ -0,0 +1,57 @@
+/*	$OpenBSD: ptmget.c,v 1.1 2004/01/18 20:56:22 beck Exp $ */
+/*
+ *	Written by Bob Beck <beck@openbsd.org> 2004 Public Domain.
+ *	Basic test to ensure /dev/ptm works, and what it returns
+ * 	can be used via tty(4);
+ */
+#include <err.h>
+#include <fcntl.h>
+#include <grp.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <sys/tty.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+int
+main(int argc, char *argv[])
+{
+	int fd;
+	struct ptmget ptm;
+	struct termios ti;
+	struct stat sb;
+	struct group *gr;
+	gid_t ttygid;
+
+	if ((gr = getgrnam("tty")) != NULL)
+		ttygid = gr->gr_gid;
+	else
+		ttygid = 4;
+	fd = open("/dev/ptm", O_RDWR, 0);
+	if (fd == -1)
+		err(1, "Can't open /dev/ptm");
+	if ((ioctl(fd, PTMGET, &ptm) == -1))
+		err(1, "ioctl PTMGET failed");
+	if ((tcgetattr(ptm.sfd, &ti) == -1))
+		err(1, "tcgetattr failed on slave");
+	if ((tcgetattr(ptm.cfd, &ti) == -1))
+		err(1, "tcgetattr failed on master");
+	if ((ioctl(ptm.sfd, TIOCSTOP) == -1))
+		err(1, "ioctl TIOCSTOP failed on slave");
+	if ((ioctl(ptm.cfd, TIOCSTOP) == -1))
+		err(1, "ioctl TIOCSTOP failed on master");
+	bzero(&sb, sizeof(sb));
+	if ((stat(ptm.sn, &sb) == -1))
+		err(1, "can't stat slave %s", ptm.sn);
+	if (sb.st_mode != (S_IFCHR | S_IWUSR | S_IRUSR | S_IWGRP))
+		errx(1, "Bad mode %o on %s, should be %o", sb.st_mode,
+		     ptm.sn, (S_IFCHR | S_IWUSR | S_IRUSR | S_IWGRP));
+	if (sb.st_gid != ttygid)
+		errx(1, "%s gid is %d not the tty group(%d)", ptm.sn,
+		     sb.st_gid, ttygid);
+	if (sb.st_uid != geteuid())
+		errx(1, "%s owned by %d, not the current user (%d)", ptm.sn,
+		     sb.st_uid, geteuid());
+	return(0);
+}
-- 
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