61164e105b
New crc unit adds three different polynomials: T10dif, ieee and iscsi. Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/**********************************************************************
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Copyright(c) 2011-2013 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 <stdint.h>
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#include "crc.h"
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const uint16_t init_crc_16 = 0x1234;
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const uint16_t t10_dif_expected = 0x60b3;
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const uint32_t init_crc_32 = 0x12345678;
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const uint32_t ieee_expected = 0x2ceadbe3;
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int main(void)
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{
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unsigned char p_buf[48];
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uint16_t t10_dif_computed;
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uint32_t ieee_computed;
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int i;
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for (i = 0; i < 48; i++)
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p_buf[i] = i;
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t10_dif_computed = crc16_t10dif(init_crc_16, p_buf, 48);
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if (t10_dif_computed != t10_dif_expected)
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printf("WRONG CRC-16(T10 DIF) value\n");
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else
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printf("CORRECT CRC-16(T10 DIF) value\n");
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ieee_computed = crc32_ieee(init_crc_32, p_buf, 48);
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if (ieee_computed != ieee_expected)
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printf("WRONG CRC-32(IEEE) value\n");
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else
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printf("CORRECT CRC-32(IEEE) value\n");
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return 0;
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}
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