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130 lines
4.0 KiB
C
130 lines
4.0 KiB
C
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/**********************************************************************
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Copyright(c) 2011-2015 Intel Corporation All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**********************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h> // for memset
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#include "erasure_code.h"
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#define TEST_SIZE 8192
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#define TEST_MEM TEST_SIZE
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#define TEST_LOOPS 100000
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#define TEST_TYPE_STR ""
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typedef unsigned char u8;
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int main(int argc, char *argv[])
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{
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int i;
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u8 *buff1, *buff2, *buff3, gf_const_tbl[64], a = 2;
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int align, size;
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unsigned char *efence_buff1;
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unsigned char *efence_buff2;
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printf("gf_vect_mul_base_test:\n");
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gf_vect_mul_init(a, gf_const_tbl);
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buff1 = (u8 *) malloc(TEST_SIZE);
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buff2 = (u8 *) malloc(TEST_SIZE);
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buff3 = (u8 *) malloc(TEST_SIZE);
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if (NULL == buff1 || NULL == buff2 || NULL == buff3) {
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printf("buffer alloc error\n");
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return -1;
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}
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// Fill with rand data
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for (i = 0; i < TEST_SIZE; i++)
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buff1[i] = rand();
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gf_vect_mul_base(TEST_SIZE, gf_const_tbl, buff1, buff2);
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for (i = 0; i < TEST_SIZE; i++)
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if (gf_mul(a, buff1[i]) != buff2[i]) {
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printf("fail at %d, 0x%x x 2 = 0x%x (0x%x)\n", i, buff1[i], buff2[i],
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gf_mul(2, buff1[i]));
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return 1;
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}
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gf_vect_mul_base(TEST_SIZE, gf_const_tbl, buff1, buff3);
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// Check reference function
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for (i = 0; i < TEST_SIZE; i++)
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if (buff2[i] != buff3[i]) {
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printf("fail at %d, 0x%x x 0x%d = 0x%x (0x%x)\n",
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i, a, buff1[i], buff2[i], gf_mul(a, buff1[i]));
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return 1;
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}
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for (i = 0; i < TEST_SIZE; i++)
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buff1[i] = rand();
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// Check each possible constant
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printf("Random tests ");
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for (a = 0; a != 255; a++) {
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gf_vect_mul_init(a, gf_const_tbl);
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gf_vect_mul_base(TEST_SIZE, gf_const_tbl, buff1, buff2);
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for (i = 0; i < TEST_SIZE; i++)
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if (gf_mul(a, buff1[i]) != buff2[i]) {
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printf("fail at %d, 0x%x x %d = 0x%x (0x%x)\n",
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i, a, buff1[i], buff2[i], gf_mul(2, buff1[i]));
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return 1;
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}
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putchar('.');
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}
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// Run tests at end of buffer for Electric Fence
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align = 32;
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a = 2;
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gf_vect_mul_init(a, gf_const_tbl);
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for (size = 0; size < TEST_SIZE; size += align) {
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// Line up TEST_SIZE from end
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efence_buff1 = buff1 + size;
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efence_buff2 = buff2 + size;
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gf_vect_mul_base(TEST_SIZE - size, gf_const_tbl, efence_buff1, efence_buff2);
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for (i = 0; i < TEST_SIZE - size; i++)
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if (gf_mul(a, efence_buff1[i]) != efence_buff2[i]) {
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printf("fail at %d, 0x%x x 2 = 0x%x (0x%x)\n",
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i, efence_buff1[i], efence_buff2[i], gf_mul(2,
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efence_buff1
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[i]));
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return 1;
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}
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putchar('.');
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}
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printf(" done: Pass\n");
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return 0;
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}
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