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authorEric Anholt <eric@anholt.net>2007-08-13 11:27:46 -0700
committerEric Anholt <eric@anholt.net>2007-08-13 11:27:46 -0700
commitd6a45ebf0ee47c31f560f3072a4b70c4039e454a (patch)
tree86f284add702a61cac56778af6efcee820945404
parent3b07a37a48ca6dc22d538221b59b430dd72c6203 (diff)
Add a regression test for authentication.
-rw-r--r--.gitignore1
-rw-r--r--tests/Makefile.am3
-rw-r--r--tests/auth.c137
3 files changed, 140 insertions, 1 deletions
diff --git a/.gitignore b/.gitignore
index 8447db2b..f63c1532 100644
--- a/.gitignore
+++ b/.gitignore
@@ -51,6 +51,7 @@ sis.kld
stamp-h1
tdfx.kld
via.kld
+tests/auth
tests/dristat
tests/drmstat
tests/getclient
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 38a07a35..e846efbe 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -15,7 +15,8 @@ libdrmtest_la_LIBADD = \
LDADD = libdrmtest.la
-TESTS = openclose \
+TESTS = auth \
+ openclose \
getversion \
getclient \
updatedraw
diff --git a/tests/auth.c b/tests/auth.c
new file mode 100644
index 00000000..45265d6c
--- /dev/null
+++ b/tests/auth.c
@@ -0,0 +1,137 @@
+/*
+ * Copyright © 2007 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ * Eric Anholt <eric@anholt.net>
+ *
+ */
+
+#include <limits.h>
+#include "drmtest.h"
+
+enum auth_event {
+ SERVER_READY,
+ CLIENT_MAGIC,
+ CLIENT_DONE,
+};
+
+int commfd[2];
+
+static void wait_event(int pipe, enum auth_event expected_event)
+{
+ int ret;
+ enum auth_event event;
+ unsigned char in;
+
+ ret = read(commfd[pipe], &in, 1);
+ if (ret == -1)
+ err(1, "read error");
+ event = in;
+
+ if (event != expected_event)
+ errx(1, "unexpected event: %d\n", event);
+}
+
+static void
+send_event(int pipe, enum auth_event send_event)
+{
+ int ret;
+ unsigned char event;
+
+ event = send_event;
+ ret = write(commfd[pipe], &event, 1);
+ if (ret == -1)
+ err(1, "failed to send event %d", event);
+}
+
+static void client()
+{
+ struct drm_auth auth;
+ int drmfd, ret;
+
+ /* XXX: Should make sure we open the same DRM as the master */
+ drmfd = drm_open_any();
+
+ wait_event(0, SERVER_READY);
+
+ /* Get a client magic number and pass it to the master for auth. */
+ auth.magic = 0; /* Quiet valgrind */
+ ret = ioctl(drmfd, DRM_IOCTL_GET_MAGIC, &auth);
+ if (ret == -1)
+ err(1, "Couldn't get client magic");
+ send_event(0, CLIENT_MAGIC);
+ ret = write(commfd[0], &auth.magic, sizeof(auth.magic));
+ if (ret == -1)
+ err(1, "Couldn't write auth data");
+
+ /* Signal that the client is completely done. */
+ send_event(0, CLIENT_DONE);
+}
+
+static void server()
+{
+ int drmfd, ret;
+ struct drm_auth auth;
+
+ drmfd = drm_open_any_master();
+
+ auth.magic = 0xd0d0d0d0;
+ ret = ioctl(drmfd, DRM_IOCTL_AUTH_MAGIC, &auth);
+ if (ret != -1 || errno != EINVAL)
+ errx(1, "Authenticating bad magic succeeded\n");
+
+ send_event(1, SERVER_READY);
+
+ wait_event(1, CLIENT_MAGIC);
+ ret = read(commfd[1], &auth.magic, sizeof(auth.magic));
+ if (ret == -1)
+ err(1, "Failure to read client magic");
+
+ ret = ioctl(drmfd, DRM_IOCTL_AUTH_MAGIC, &auth);
+ if (ret == -1)
+ err(1, "Authenticating bad magic succeeded\n");
+
+ wait_event(1, CLIENT_DONE);
+}
+
+/**
+ * Checks DRM authentication mechanisms.
+ */
+int main(int argc, char **argv)
+{
+ int ret;
+
+ ret = pipe(commfd);
+ if (ret == -1)
+ err(1, "Couldn't create pipe");
+
+ ret = fork();
+ if (ret == -1)
+ err(1, "failure to fork client");
+ if (ret == 0)
+ client();
+ else
+ server();
+
+ return 0;
+}
+