Imported Upstream version 16.04

[deb_dpdk.git] / app / test / test_byteorder.c

diff --git a/app/test/test_byteorder.c b/app/test/test_byteorder.c
new file mode 100644 (file)
index 0000000..a088489
--- /dev/null
+++ b/app/test/test_byteorder.c
@@ -0,0 +1,99 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+#include <rte_byteorder.h>
+
+#include "test.h"
+
+static volatile uint16_t u16 = 0x1337;
+static volatile uint32_t u32 = 0xdeadbeefUL;
+static volatile uint64_t u64 = 0xdeadcafebabefaceULL;
+
+/*
+ * Byteorder functions
+ * ===================
+ *
+ * - check that optimized byte swap functions are working for each
+ *   size (16, 32, 64 bits)
+ */
+
+static int
+test_byteorder(void)
+{
+       uint16_t res_u16;
+       uint32_t res_u32;
+       uint64_t res_u64;
+
+       res_u16 = rte_bswap16(u16);
+       printf("%"PRIx16" -> %"PRIx16"\n", u16, res_u16);
+       if (res_u16 != 0x3713)
+               return -1;
+
+       res_u32 = rte_bswap32(u32);
+       printf("%"PRIx32" -> %"PRIx32"\n", u32, res_u32);
+       if (res_u32 != 0xefbeaddeUL)
+               return -1;
+
+       res_u64 = rte_bswap64(u64);
+       printf("%"PRIx64" -> %"PRIx64"\n", u64, res_u64);
+       if (res_u64 != 0xcefabebafecaaddeULL)
+               return -1;
+
+       res_u16 = rte_bswap16(0x1337);
+       printf("const %"PRIx16" -> %"PRIx16"\n", 0x1337, res_u16);
+       if (res_u16 != 0x3713)
+               return -1;
+
+       res_u32 = rte_bswap32(0xdeadbeefUL);
+       printf("const %"PRIx32" -> %"PRIx32"\n", (uint32_t) 0xdeadbeef, res_u32);
+       if (res_u32 != 0xefbeaddeUL)
+               return -1;
+
+       res_u64 = rte_bswap64(0xdeadcafebabefaceULL);
+       printf("const %"PRIx64" -> %"PRIx64"\n", (uint64_t) 0xdeadcafebabefaceULL, res_u64);
+       if (res_u64 != 0xcefabebafecaaddeULL)
+               return -1;
+
+       return 0;
+}
+
+static struct test_command byteorder_cmd = {
+       .command = "byteorder_autotest",
+       .callback = test_byteorder,
+};
+REGISTER_TEST_COMMAND(byteorder_cmd);