From d6a45ebf0ee47c31f560f3072a4b70c4039e454a Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 13 Aug 2007 11:27:46 -0700 Subject: Add a regression test for authentication. --- tests/Makefile.am | 3 +- tests/auth.c | 137 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 139 insertions(+), 1 deletion(-) create mode 100644 tests/auth.c (limited to 'tests') 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 + * + */ + +#include +#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; +} + -- cgit v1.2.3