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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/tests/crc32_test.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/tests/crc32_test.c')
-rw-r--r--qemu/roms/ipxe/src/tests/crc32_test.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/tests/crc32_test.c b/qemu/roms/ipxe/src/tests/crc32_test.c
new file mode 100644
index 000000000..873f633a5
--- /dev/null
+++ b/qemu/roms/ipxe/src/tests/crc32_test.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+/** @file
+ *
+ * CRC32 tests
+ *
+ *
+ * Test vectors generated using Perl's Digest::CRC:
+ *
+ * use Digest::CRC qw ( crc );
+ *
+ * printf "%#08x", crc ( $data, 32, $seed, 0, 1, 0x04c11db7, 1 );
+ *
+ */
+
+/* Forcibly enable assertions */
+#undef NDEBUG
+
+#include <stdint.h>
+#include <ipxe/crc32.h>
+#include <ipxe/test.h>
+
+/** Define inline data */
+#define DATA(...) { __VA_ARGS__ }
+
+/** A CRC32 test */
+struct crc32_test {
+ /** Test data */
+ const void *data;
+ /** Length of test data */
+ size_t len;
+ /** Seed */
+ uint32_t seed;
+ /** Expected CRC32 */
+ uint32_t crc32;
+};
+
+/**
+ * Define a CRC32 test
+ *
+ * @v name Test name
+ * @v DATA Test data
+ * @v SEED Seed
+ * @v CRC32 Expected CRC32
+ * @ret test CRC32 test
+ */
+#define CRC32_TEST( name, DATA, SEED, CRC32 ) \
+ static const uint8_t name ## _data[] = DATA; \
+ static struct crc32_test name = { \
+ .data = name ## _data, \
+ .len = sizeof ( name ## _data ), \
+ .seed = SEED, \
+ .crc32 = CRC32, \
+ };
+
+/**
+ * Report a CRC32 test result
+ *
+ * @v test CRC32 test
+ */
+#define crc32_ok( test ) do { \
+ uint32_t crc32; \
+ crc32 = crc32_le ( (test)->seed, (test)->data, (test)->len ); \
+ ok ( crc32 == (test)->crc32 ); \
+ } while ( 0 )
+
+/* CRC32 tests */
+CRC32_TEST ( empty_test,
+ DATA ( ),
+ 0x12345678UL, 0x12345678UL );
+CRC32_TEST ( hw_test,
+ DATA ( 'h', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd' ),
+ 0xffffffffUL, 0xf2b5ee7aUL );
+CRC32_TEST ( hw_split_part1_test,
+ DATA ( 'h', 'e', 'l', 'l', 'o' ),
+ 0xffffffffUL, 0xc9ef5979UL );
+CRC32_TEST ( hw_split_part2_test,
+ DATA ( ' ', 'w', 'o', 'r', 'l', 'd' ),
+ 0xc9ef5979UL, 0xf2b5ee7aUL );
+
+/**
+ * Perform CRC32 self-tests
+ *
+ */
+static void crc32_test_exec ( void ) {
+
+ crc32_ok ( &empty_test );
+ crc32_ok ( &hw_test );
+ crc32_ok ( &hw_split_part1_test );
+ crc32_ok ( &hw_split_part2_test );
+}
+
+/** CRC32 self-test */
+struct self_test crc32_test __self_test = {
+ .name = "crc32",
+ .exec = crc32_test_exec,
+};