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Diffstat (limited to 'app/test/test_memcpy.c')
| -rw-r--r-- | app/test/test_memcpy.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/app/test/test_memcpy.c b/app/test/test_memcpy.c deleted file mode 100644 index 1d93dd53..00000000 --- a/app/test/test_memcpy.c +++ /dev/null @@ -1,162 +0,0 @@ -/*- - * 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 <stdint.h> -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -#include <rte_common.h> -#include <rte_random.h> -#include <rte_memcpy.h> - -#include "test.h" - -/* - * Set this to the maximum buffer size you want to test. If it is 0, then the - * values in the buf_sizes[] array below will be used. - */ -#define TEST_VALUE_RANGE 0 - -/* List of buffer sizes to test */ -#if TEST_VALUE_RANGE == 0 -static size_t buf_sizes[] = { - 0, 1, 7, 8, 9, 15, 16, 17, 31, 32, 33, 63, 64, 65, 127, 128, 129, 255, - 256, 257, 320, 384, 511, 512, 513, 1023, 1024, 1025, 1518, 1522, 1600, - 2048, 3072, 4096, 5120, 6144, 7168, 8192 -}; -/* MUST be as large as largest packet size above */ -#define SMALL_BUFFER_SIZE 8192 -#else /* TEST_VALUE_RANGE != 0 */ -static size_t buf_sizes[TEST_VALUE_RANGE]; -#define SMALL_BUFFER_SIZE TEST_VALUE_RANGE -#endif /* TEST_VALUE_RANGE == 0 */ - -/* Data is aligned on this many bytes (power of 2) */ -#define ALIGNMENT_UNIT 32 - - -/* - * Create two buffers, and initialise one with random values. These are copied - * to the second buffer and then compared to see if the copy was successful. - * The bytes outside the copied area are also checked to make sure they were not - * changed. - */ -static int -test_single_memcpy(unsigned int off_src, unsigned int off_dst, size_t size) -{ - unsigned int i; - uint8_t dest[SMALL_BUFFER_SIZE + ALIGNMENT_UNIT]; - uint8_t src[SMALL_BUFFER_SIZE + ALIGNMENT_UNIT]; - void * ret; - - /* Setup buffers */ - for (i = 0; i < SMALL_BUFFER_SIZE + ALIGNMENT_UNIT; i++) { - dest[i] = 0; - src[i] = (uint8_t) rte_rand(); - } - - /* Do the copy */ - ret = rte_memcpy(dest + off_dst, src + off_src, size); - if (ret != (dest + off_dst)) { - printf("rte_memcpy() returned %p, not %p\n", - ret, dest + off_dst); - } - - /* Check nothing before offset is affected */ - for (i = 0; i < off_dst; i++) { - if (dest[i] != 0) { - printf("rte_memcpy() failed for %u bytes (offsets=%u,%u): " - "[modified before start of dst].\n", - (unsigned)size, off_src, off_dst); - return -1; - } - } - - /* Check everything was copied */ - for (i = 0; i < size; i++) { - if (dest[i + off_dst] != src[i + off_src]) { - printf("rte_memcpy() failed for %u bytes (offsets=%u,%u): " - "[didn't copy byte %u].\n", - (unsigned)size, off_src, off_dst, i); - return -1; - } - } - - /* Check nothing after copy was affected */ - for (i = size; i < SMALL_BUFFER_SIZE; i++) { - if (dest[i + off_dst] != 0) { - printf("rte_memcpy() failed for %u bytes (offsets=%u,%u): " - "[copied too many].\n", - (unsigned)size, off_src, off_dst); - return -1; - } - } - return 0; -} - -/* - * Check functionality for various buffer sizes and data offsets/alignments. - */ -static int -func_test(void) -{ - unsigned int off_src, off_dst, i; - unsigned int num_buf_sizes = sizeof(buf_sizes) / sizeof(buf_sizes[0]); - int ret; - - for (off_src = 0; off_src < ALIGNMENT_UNIT; off_src++) { - for (off_dst = 0; off_dst < ALIGNMENT_UNIT; off_dst++) { - for (i = 0; i < num_buf_sizes; i++) { - ret = test_single_memcpy(off_src, off_dst, - buf_sizes[i]); - if (ret != 0) - return -1; - } - } - } - return 0; -} - -static int -test_memcpy(void) -{ - int ret; - - ret = func_test(); - if (ret != 0) - return -1; - return 0; -} - -REGISTER_TEST_COMMAND(memcpy_autotest, test_memcpy); |