3947bc2492
For DIF and DIX, read strip and write insert operation will copy data together with DIF generation and verification. This patch adds spdk_crc16_t10dif_copy for those cases. Change-Id: I9a77fa8b367486fe0b6704d58dcdf95d5210c875 Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com> Reviewed-on: https://review.gerrithub.io/437461 Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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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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*
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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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*
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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 "spdk/stdinc.h"
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#include "spdk_cunit.h"
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#include "util/crc16.c"
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static void
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test_crc16_t10dif(void)
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{
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uint16_t crc;
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char buf[] = "123456789";
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crc = spdk_crc16_t10dif(0, buf, strlen(buf));
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CU_ASSERT(crc == 0xd0db);
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}
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static void
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test_crc16_t10dif_seed(void)
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{
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uint16_t crc = 0;
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char buf1[] = "1234";
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char buf2[] = "56789";
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crc = spdk_crc16_t10dif(crc, buf1, strlen(buf1));
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crc = spdk_crc16_t10dif(crc, buf2, strlen(buf2));
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CU_ASSERT(crc == 0xd0db);
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}
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static void
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test_crc16_t10dif_copy(void)
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{
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uint16_t crc1 = 0, crc2;
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char buf1[] = "1234";
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char buf2[] = "56789";
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char *buf3 = calloc(1, strlen(buf1) + strlen(buf2) + 1);
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SPDK_CU_ASSERT_FATAL(buf3 != NULL);
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crc1 = spdk_crc16_t10dif_copy(crc1, buf3, buf1, strlen(buf1));
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crc1 = spdk_crc16_t10dif_copy(crc1, buf3 + strlen(buf1), buf2, strlen(buf2));
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CU_ASSERT(crc1 == 0xd0db);
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crc2 = spdk_crc16_t10dif(0, buf3, strlen(buf3));
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CU_ASSERT(crc2 == 0xd0db);
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free(buf3);
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}
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int
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main(int argc, char **argv)
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{
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CU_pSuite suite = NULL;
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unsigned int num_failures;
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if (CU_initialize_registry() != CUE_SUCCESS) {
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return CU_get_error();
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}
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suite = CU_add_suite("crc16", NULL, NULL);
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if (suite == NULL) {
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CU_cleanup_registry();
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return CU_get_error();
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}
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if (
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CU_add_test(suite, "test_crc16_t10dif", test_crc16_t10dif) == NULL ||
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CU_add_test(suite, "test_crc16_t10dif_seed", test_crc16_t10dif_seed) == NULL ||
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CU_add_test(suite, "test_crc16_t10dif_copy", test_crc16_t10dif_copy) == NULL) {
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CU_cleanup_registry();
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return CU_get_error();
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}
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CU_basic_set_mode(CU_BRM_VERBOSE);
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CU_basic_run_tests();
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num_failures = CU_get_number_of_failures();
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CU_cleanup_registry();
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return num_failures;
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}
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