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7f1e49206d
This is where most people will expect to find license information. The COPYING_LBNL_HDF5 file has also been renamed to LICENSE_LBNL_HDF5. The licenses are unchanged.
247 lines
8.2 KiB
C
247 lines
8.2 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the LICENSE file, which can be found at the root of the source code *
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* distribution tree, or in https://www.hdfgroup.org/licenses. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*-------------------------------------------------------------------------
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*
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* Created: tchecksum.c
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*
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* Purpose: Test internal checksum routine(s)
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*
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*-------------------------------------------------------------------------
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*/
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/***********/
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/* Headers */
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/***********/
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#include "testhdf5.h"
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/**********/
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/* Macros */
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/**********/
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#define BUF_LEN 3093 /* No particular value */
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/*******************/
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/* Local variables */
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/*******************/
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/****************************************************************
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**
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** test_chksum_size_one(): Checksum 1 byte buffer
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**
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****************************************************************/
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static void
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test_chksum_size_one(void)
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{
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uint8_t buf[1] = {23}; /* Buffer to checksum */
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uint32_t chksum; /* Checksum value */
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/* Buffer w/real data */
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0x17001700, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xfa2568b7, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0xa209c931, "H5_checksum_lookup3");
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/* Buffer w/zero(s) for data */
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memset(buf, 0, sizeof(buf));
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xfa60fb57, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x8ba9414b, "H5_checksum_lookup3");
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} /* test_chksum_size_one() */
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/****************************************************************
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**
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** test_chksum_size_two(): Checksum 2 byte buffer
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**
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****************************************************************/
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static void
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test_chksum_size_two(void)
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{
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uint8_t buf[2] = {23, 187}; /* Buffer to checksum */
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uint32_t chksum; /* Checksum value */
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/* Buffer w/real data */
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0x17bb17bb, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xfc856608, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x8ba7a6c9, "H5_checksum_lookup3");
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/* Buffer w/zero(s) for data */
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memset(buf, 0, sizeof(buf));
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xfc7e9b20, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x62cd61b3, "H5_checksum_lookup3");
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} /* test_chksum_size_two() */
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/****************************************************************
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**
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** test_chksum_size_three(): Checksum 3 byte buffer
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**
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****************************************************************/
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static void
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test_chksum_size_three(void)
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{
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uint8_t buf[3] = {23, 187, 98}; /* Buffer to checksum */
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uint32_t chksum; /* Checksum value */
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/* Buffer w/real data */
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0x917679bb, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xfebc5d70, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0xcebdf4f0, "H5_checksum_lookup3");
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/* Buffer w/zero(s) for data */
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memset(buf, 0, sizeof(buf));
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xf9cc4c7a, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x6bd0060f, "H5_checksum_lookup3");
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} /* test_chksum_size_three() */
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/****************************************************************
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**
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** test_chksum_size_four(): Checksum 4 byte buffer
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**
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****************************************************************/
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static void
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test_chksum_size_four(void)
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{
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uint8_t buf[4] = {23, 187, 98, 217}; /* Buffer to checksum */
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uint32_t chksum; /* Checksum value */
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/* Buffer w/real data */
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0x924f7a94, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xff398a46, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x2c88bb51, "H5_checksum_lookup3");
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/* Buffer w/zero(s) for data */
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memset(buf, 0, sizeof(buf));
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chksum = H5_checksum_fletcher32(buf, sizeof(buf));
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VERIFY(chksum, 0, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(buf, sizeof(buf));
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VERIFY(chksum, 0xff117081, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(buf, sizeof(buf), 0);
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VERIFY(chksum, 0x049396b8, "H5_checksum_lookup3");
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} /* test_chksum_size_four() */
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/****************************************************************
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**
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** test_chksum_large(): Checksum larger buffer
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**
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****************************************************************/
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static void
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test_chksum_large(void)
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{
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uint8_t *large_buf; /* Buffer for checksum calculations */
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uint32_t chksum; /* Checksum value */
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size_t u; /* Local index variable */
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/* Allocate the buffer */
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large_buf = (uint8_t *)malloc((size_t)BUF_LEN);
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CHECK_PTR(large_buf, "malloc");
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/* Initialize buffer w/known data */
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for (u = 0; u < BUF_LEN; u++)
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large_buf[u] = (uint8_t)(u * 3);
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/* Buffer w/real data */
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chksum = H5_checksum_fletcher32(large_buf, (size_t)BUF_LEN);
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VERIFY(chksum, 0x85b4e2a, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(large_buf, (size_t)BUF_LEN);
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VERIFY(chksum, 0xfbd0f7c0, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(large_buf, (size_t)BUF_LEN, 0);
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VERIFY(chksum, 0x1bd2ee7b, "H5_checksum_lookup3");
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/* Buffer w/zero(s) for data */
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memset(large_buf, 0, (size_t)BUF_LEN);
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chksum = H5_checksum_fletcher32(large_buf, (size_t)BUF_LEN);
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VERIFY(chksum, 0, "H5_checksum_fletcher32");
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chksum = H5_checksum_crc(large_buf, (size_t)BUF_LEN);
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VERIFY(chksum, 0xfac8b4c4, "H5_checksum_crc");
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chksum = H5_checksum_lookup3(large_buf, (size_t)BUF_LEN, 0);
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VERIFY(chksum, 0x930c7afc, "H5_checksum_lookup3");
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/* Release memory for buffer */
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free(large_buf);
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} /* test_chksum_large() */
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/****************************************************************
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**
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** test_checksum(): Main checksum testing routine.
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**
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****************************************************************/
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void
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test_checksum(const void H5_ATTR_UNUSED *params)
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{
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/* Output message about test being performed */
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MESSAGE(5, ("Testing checksum algorithms\n"));
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/* Various checks for fletcher32 checksum algorithm */
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test_chksum_size_one(); /* Test buffer w/only 1 byte */
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test_chksum_size_two(); /* Test buffer w/only 2 bytes */
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test_chksum_size_three(); /* Test buffer w/only 3 bytes */
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test_chksum_size_four(); /* Test buffer w/only 4 bytes */
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test_chksum_large(); /* Test buffer w/larger # of bytes */
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} /* test_checksum() */
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/*-------------------------------------------------------------------------
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* Function: cleanup_checksum
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*
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* Purpose: Cleanup temporary test files
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*
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* Return: none
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*
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*-------------------------------------------------------------------------
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*/
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void
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cleanup_checksum(void H5_ATTR_UNUSED *params)
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{
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/* no file to clean */
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}
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