diff options
Diffstat (limited to 'test/tchecksum.c')
| -rw-r--r-- | test/tchecksum.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/test/tchecksum.c b/test/tchecksum.c new file mode 100644 index 0000000..febaacc --- /dev/null +++ b/test/tchecksum.c @@ -0,0 +1,260 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/*------------------------------------------------------------------------- + * + * Created: tchecksum.c + * Aug 21 2006 + * Quincey Koziol <koziol@hdfgroup.org> + * + * Purpose: Test internal checksum routine(s) + * + *------------------------------------------------------------------------- + */ + +/***********/ +/* Headers */ +/***********/ +#include "testhdf5.h" + +/**********/ +/* Macros */ +/**********/ +#define BUF_LEN 3093 /* No particular value */ + +/*******************/ +/* Local variables */ +/*******************/ + + +/**************************************************************** +** +** test_chksum_size_one(): Checksum 1 byte buffer +** +****************************************************************/ +static void +test_chksum_size_one(void) +{ + uint8_t buf[1] = {23}; /* Buffer to checksum */ + uint32_t chksum; /* Checksum value */ + + /* Buffer w/real data */ + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0x17001700, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xfa2568b7, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0xa209c931, "H5_checksum_lookup3"); + + /* Buffer w/zero(s) for data */ + HDmemset(buf, 0, sizeof(buf)); + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xfa60fb57, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x8ba9414b, "H5_checksum_lookup3"); +} /* test_chksum_size_one() */ + + +/**************************************************************** +** +** test_chksum_size_two(): Checksum 2 byte buffer +** +****************************************************************/ +static void +test_chksum_size_two(void) +{ + uint8_t buf[2] = {23, 187}; /* Buffer to checksum */ + uint32_t chksum; /* Checksum value */ + + /* Buffer w/real data */ + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0x17bb17bb, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xfc856608, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x8ba7a6c9, "H5_checksum_lookup3"); + + /* Buffer w/zero(s) for data */ + HDmemset(buf, 0, sizeof(buf)); + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xfc7e9b20, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x62cd61b3, "H5_checksum_lookup3"); +} /* test_chksum_size_two() */ + + +/**************************************************************** +** +** test_chksum_size_three(): Checksum 3 byte buffer +** +****************************************************************/ +static void +test_chksum_size_three(void) +{ + uint8_t buf[3] = {23, 187, 98}; /* Buffer to checksum */ + uint32_t chksum; /* Checksum value */ + + /* Buffer w/real data */ + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0x917679bb, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xfebc5d70, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0xcebdf4f0, "H5_checksum_lookup3"); + + /* Buffer w/zero(s) for data */ + HDmemset(buf, 0, sizeof(buf)); + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xf9cc4c7a, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x6bd0060f, "H5_checksum_lookup3"); +} /* test_chksum_size_three() */ + + +/**************************************************************** +** +** test_chksum_size_four(): Checksum 4 byte buffer +** +****************************************************************/ +static void +test_chksum_size_four(void) +{ + uint8_t buf[4] = {23, 187, 98, 217};/* Buffer to checksum */ + uint32_t chksum; /* Checksum value */ + + /* Buffer w/real data */ + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0x924f7a94, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xff398a46, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x2c88bb51, "H5_checksum_lookup3"); + + /* Buffer w/zero(s) for data */ + HDmemset(buf, 0, sizeof(buf)); + chksum = H5_checksum_fletcher32(buf, sizeof(buf)); + VERIFY(chksum, 0, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(buf, sizeof(buf)); + VERIFY(chksum, 0xff117081, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(buf, sizeof(buf), 0); + VERIFY(chksum, 0x049396b8, "H5_checksum_lookup3"); +} /* test_chksum_size_four() */ + + +/**************************************************************** +** +** test_chksum_large(): Checksum larger buffer +** +****************************************************************/ +static void +test_chksum_large(void) +{ + uint8_t *large_buf; /* Buffer for checksum calculations */ + uint32_t chksum; /* Checksum value */ + size_t u; /* Local index variable */ + + /* Allocate the buffer */ + large_buf = (uint8_t *)HDmalloc((size_t)BUF_LEN); + CHECK(large_buf, NULL, "HDmalloc"); + + /* Initialize buffer w/known data */ + for(u = 0; u < BUF_LEN; u++) + large_buf[u] = (uint8_t)(u * 3); + + /* Buffer w/real data */ + chksum = H5_checksum_fletcher32(large_buf, (size_t)BUF_LEN); + VERIFY(chksum, 0x85b4e2a, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(large_buf, (size_t)BUF_LEN); + VERIFY(chksum, 0xfbd0f7c0, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(large_buf, (size_t)BUF_LEN, 0); + VERIFY(chksum, 0x1bd2ee7b, "H5_checksum_lookup3"); + + /* Buffer w/zero(s) for data */ + HDmemset(large_buf, 0, (size_t)BUF_LEN); + chksum = H5_checksum_fletcher32(large_buf, (size_t)BUF_LEN); + VERIFY(chksum, 0, "H5_checksum_fletcher32"); + + chksum = H5_checksum_crc(large_buf, (size_t)BUF_LEN); + VERIFY(chksum, 0xfac8b4c4, "H5_checksum_crc"); + + chksum = H5_checksum_lookup3(large_buf, (size_t)BUF_LEN, 0); + VERIFY(chksum, 0x930c7afc, "H5_checksum_lookup3"); + + /* Release memory for buffer */ + HDfree(large_buf); +} /* test_chksum_large() */ + + +/**************************************************************** +** +** test_checksum(): Main checksum testing routine. +** +****************************************************************/ +void +test_checksum(void) +{ + /* Output message about test being performed */ + MESSAGE(5, ("Testing checksum algorithms\n")); + + /* Various checks for fletcher32 checksum algorithm */ + test_chksum_size_one(); /* Test buffer w/only 1 byte */ + test_chksum_size_two(); /* Test buffer w/only 2 bytes */ + test_chksum_size_three(); /* Test buffer w/only 3 bytes */ + test_chksum_size_four(); /* Test buffer w/only 4 bytes */ + test_chksum_large(); /* Test buffer w/larger # of bytes */ + +} /* test_checksum() */ + + +/*------------------------------------------------------------------------- + * Function: cleanup_checksum + * + * Purpose: Cleanup temporary test files + * + * Return: none + * + * Programmer: Quincey Koziol + * August 21, 2006 + * + *------------------------------------------------------------------------- + */ +H5_ATTR_PURE H5_ATTR_CONST void +cleanup_checksum(void) +{ + /* no file to clean */ +} + |