diff options
Diffstat (limited to 'ccan/crc/test/api.c')
| -rw-r--r-- | ccan/crc/test/api.c | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/ccan/crc/test/api.c b/ccan/crc/test/api.c new file mode 100644 index 00000000..1d56e3d2 --- /dev/null +++ b/ccan/crc/test/api.c @@ -0,0 +1,261 @@ +#include <ccan/crc/crc.h> +#include <ccan/tap/tap.h> +#include <string.h> + +static const uint32_t crc32c_tab[] = { + 0x00000000, 0xF26B8303, 0xE13B70F7, 0x1350F3F4, + 0xC79A971F, 0x35F1141C, 0x26A1E7E8, 0xD4CA64EB, + 0x8AD958CF, 0x78B2DBCC, 0x6BE22838, 0x9989AB3B, + 0x4D43CFD0, 0xBF284CD3, 0xAC78BF27, 0x5E133C24, + 0x105EC76F, 0xE235446C, 0xF165B798, 0x030E349B, + 0xD7C45070, 0x25AFD373, 0x36FF2087, 0xC494A384, + 0x9A879FA0, 0x68EC1CA3, 0x7BBCEF57, 0x89D76C54, + 0x5D1D08BF, 0xAF768BBC, 0xBC267848, 0x4E4DFB4B, + 0x20BD8EDE, 0xD2D60DDD, 0xC186FE29, 0x33ED7D2A, + 0xE72719C1, 0x154C9AC2, 0x061C6936, 0xF477EA35, + 0xAA64D611, 0x580F5512, 0x4B5FA6E6, 0xB93425E5, + 0x6DFE410E, 0x9F95C20D, 0x8CC531F9, 0x7EAEB2FA, + 0x30E349B1, 0xC288CAB2, 0xD1D83946, 0x23B3BA45, + 0xF779DEAE, 0x05125DAD, 0x1642AE59, 0xE4292D5A, + 0xBA3A117E, 0x4851927D, 0x5B016189, 0xA96AE28A, + 0x7DA08661, 0x8FCB0562, 0x9C9BF696, 0x6EF07595, + 0x417B1DBC, 0xB3109EBF, 0xA0406D4B, 0x522BEE48, + 0x86E18AA3, 0x748A09A0, 0x67DAFA54, 0x95B17957, + 0xCBA24573, 0x39C9C670, 0x2A993584, 0xD8F2B687, + 0x0C38D26C, 0xFE53516F, 0xED03A29B, 0x1F682198, + 0x5125DAD3, 0xA34E59D0, 0xB01EAA24, 0x42752927, + 0x96BF4DCC, 0x64D4CECF, 0x77843D3B, 0x85EFBE38, + 0xDBFC821C, 0x2997011F, 0x3AC7F2EB, 0xC8AC71E8, + 0x1C661503, 0xEE0D9600, 0xFD5D65F4, 0x0F36E6F7, + 0x61C69362, 0x93AD1061, 0x80FDE395, 0x72966096, + 0xA65C047D, 0x5437877E, 0x4767748A, 0xB50CF789, + 0xEB1FCBAD, 0x197448AE, 0x0A24BB5A, 0xF84F3859, + 0x2C855CB2, 0xDEEEDFB1, 0xCDBE2C45, 0x3FD5AF46, + 0x7198540D, 0x83F3D70E, 0x90A324FA, 0x62C8A7F9, + 0xB602C312, 0x44694011, 0x5739B3E5, 0xA55230E6, + 0xFB410CC2, 0x092A8FC1, 0x1A7A7C35, 0xE811FF36, + 0x3CDB9BDD, 0xCEB018DE, 0xDDE0EB2A, 0x2F8B6829, + 0x82F63B78, 0x709DB87B, 0x63CD4B8F, 0x91A6C88C, + 0x456CAC67, 0xB7072F64, 0xA457DC90, 0x563C5F93, + 0x082F63B7, 0xFA44E0B4, 0xE9141340, 0x1B7F9043, + 0xCFB5F4A8, 0x3DDE77AB, 0x2E8E845F, 0xDCE5075C, + 0x92A8FC17, 0x60C37F14, 0x73938CE0, 0x81F80FE3, + 0x55326B08, 0xA759E80B, 0xB4091BFF, 0x466298FC, + 0x1871A4D8, 0xEA1A27DB, 0xF94AD42F, 0x0B21572C, + 0xDFEB33C7, 0x2D80B0C4, 0x3ED04330, 0xCCBBC033, + 0xA24BB5A6, 0x502036A5, 0x4370C551, 0xB11B4652, + 0x65D122B9, 0x97BAA1BA, 0x84EA524E, 0x7681D14D, + 0x2892ED69, 0xDAF96E6A, 0xC9A99D9E, 0x3BC21E9D, + 0xEF087A76, 0x1D63F975, 0x0E330A81, 0xFC588982, + 0xB21572C9, 0x407EF1CA, 0x532E023E, 0xA145813D, + 0x758FE5D6, 0x87E466D5, 0x94B49521, 0x66DF1622, + 0x38CC2A06, 0xCAA7A905, 0xD9F75AF1, 0x2B9CD9F2, + 0xFF56BD19, 0x0D3D3E1A, 0x1E6DCDEE, 0xEC064EED, + 0xC38D26C4, 0x31E6A5C7, 0x22B65633, 0xD0DDD530, + 0x0417B1DB, 0xF67C32D8, 0xE52CC12C, 0x1747422F, + 0x49547E0B, 0xBB3FFD08, 0xA86F0EFC, 0x5A048DFF, + 0x8ECEE914, 0x7CA56A17, 0x6FF599E3, 0x9D9E1AE0, + 0xD3D3E1AB, 0x21B862A8, 0x32E8915C, 0xC083125F, + 0x144976B4, 0xE622F5B7, 0xF5720643, 0x07198540, + 0x590AB964, 0xAB613A67, 0xB831C993, 0x4A5A4A90, + 0x9E902E7B, 0x6CFBAD78, 0x7FAB5E8C, 0x8DC0DD8F, + 0xE330A81A, 0x115B2B19, 0x020BD8ED, 0xF0605BEE, + 0x24AA3F05, 0xD6C1BC06, 0xC5914FF2, 0x37FACCF1, + 0x69E9F0D5, 0x9B8273D6, 0x88D28022, 0x7AB90321, + 0xAE7367CA, 0x5C18E4C9, 0x4F48173D, 0xBD23943E, + 0xF36E6F75, 0x0105EC76, 0x12551F82, 0xE03E9C81, + 0x34F4F86A, 0xC69F7B69, 0xD5CF889D, 0x27A40B9E, + 0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E, + 0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351 +}; + +static const uint32_t crc32_ieee_tab[] = { + 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f, + 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988, + 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2, + 0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, + 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, + 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172, + 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c, + 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59, + 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, + 0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, + 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106, + 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433, + 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, + 0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, + 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, + 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65, + 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7, + 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0, + 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, + 0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, + 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81, + 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a, + 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84, + 0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, + 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, + 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc, + 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e, + 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b, + 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, + 0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, + 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28, + 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d, + 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f, + 0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, + 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, + 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777, + 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69, + 0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2, + 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, + 0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, + 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693, + 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94, + 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d +}; +/* Expected CRCs of 4 of each char. */ +static uint32_t crcc_expect[] = { + 0x00000000, 0x99cd23b2, 0x36763195, 0xafbb1227, 0x6cec632a, 0xf5214098, + 0x5a9a52bf, 0xc357710d, 0xd9d8c654, 0x4015e5e6, 0xefaef7c1, 0x7663d473, + 0xb534a57e, 0x2cf986cc, 0x834294eb, 0x1a8fb759, 0xb65dfa59, 0x2f90d9eb, + 0x802bcbcc, 0x19e6e87e, 0xdab19973, 0x437cbac1, 0xecc7a8e6, 0x750a8b54, + 0x6f853c0d, 0xf6481fbf, 0x59f30d98, 0xc03e2e2a, 0x03695f27, 0x9aa47c95, + 0x351f6eb2, 0xacd24d00, 0x69578243, 0xf09aa1f1, 0x5f21b3d6, 0xc6ec9064, + 0x05bbe169, 0x9c76c2db, 0x33cdd0fc, 0xaa00f34e, 0xb08f4417, 0x294267a5, + 0x86f97582, 0x1f345630, 0xdc63273d, 0x45ae048f, 0xea1516a8, 0x73d8351a, + 0xdf0a781a, 0x46c75ba8, 0xe97c498f, 0x70b16a3d, 0xb3e61b30, 0x2a2b3882, + 0x85902aa5, 0x1c5d0917, 0x06d2be4e, 0x9f1f9dfc, 0x30a48fdb, 0xa969ac69, + 0x6a3edd64, 0xf3f3fed6, 0x5c48ecf1, 0xc585cf43, 0xd2af0486, 0x4b622734, + 0xe4d93513, 0x7d1416a1, 0xbe4367ac, 0x278e441e, 0x88355639, 0x11f8758b, + 0x0b77c2d2, 0x92bae160, 0x3d01f347, 0xa4ccd0f5, 0x679ba1f8, 0xfe56824a, + 0x51ed906d, 0xc820b3df, 0x64f2fedf, 0xfd3fdd6d, 0x5284cf4a, 0xcb49ecf8, + 0x081e9df5, 0x91d3be47, 0x3e68ac60, 0xa7a58fd2, 0xbd2a388b, 0x24e71b39, + 0x8b5c091e, 0x12912aac, 0xd1c65ba1, 0x480b7813, 0xe7b06a34, 0x7e7d4986, + 0xbbf886c5, 0x2235a577, 0x8d8eb750, 0x144394e2, 0xd714e5ef, 0x4ed9c65d, + 0xe162d47a, 0x78aff7c8, 0x62204091, 0xfbed6323, 0x54567104, 0xcd9b52b6, + 0x0ecc23bb, 0x97010009, 0x38ba122e, 0xa177319c, 0x0da57c9c, 0x94685f2e, + 0x3bd34d09, 0xa21e6ebb, 0x61491fb6, 0xf8843c04, 0x573f2e23, 0xcef20d91, + 0xd47dbac8, 0x4db0997a, 0xe20b8b5d, 0x7bc6a8ef, 0xb891d9e2, 0x215cfa50, + 0x8ee7e877, 0x172acbc5, 0xa0b27ffd, 0x397f5c4f, 0x96c44e68, 0x0f096dda, + 0xcc5e1cd7, 0x55933f65, 0xfa282d42, 0x63e50ef0, 0x796ab9a9, 0xe0a79a1b, + 0x4f1c883c, 0xd6d1ab8e, 0x1586da83, 0x8c4bf931, 0x23f0eb16, 0xba3dc8a4, + 0x16ef85a4, 0x8f22a616, 0x2099b431, 0xb9549783, 0x7a03e68e, 0xe3cec53c, + 0x4c75d71b, 0xd5b8f4a9, 0xcf3743f0, 0x56fa6042, 0xf9417265, 0x608c51d7, + 0xa3db20da, 0x3a160368, 0x95ad114f, 0x0c6032fd, 0xc9e5fdbe, 0x5028de0c, + 0xff93cc2b, 0x665eef99, 0xa5099e94, 0x3cc4bd26, 0x937faf01, 0x0ab28cb3, + 0x103d3bea, 0x89f01858, 0x264b0a7f, 0xbf8629cd, 0x7cd158c0, 0xe51c7b72, + 0x4aa76955, 0xd36a4ae7, 0x7fb807e7, 0xe6752455, 0x49ce3672, 0xd00315c0, + 0x135464cd, 0x8a99477f, 0x25225558, 0xbcef76ea, 0xa660c1b3, 0x3fade201, + 0x9016f026, 0x09dbd394, 0xca8ca299, 0x5341812b, 0xfcfa930c, 0x6537b0be, + 0x721d7b7b, 0xebd058c9, 0x446b4aee, 0xdda6695c, 0x1ef11851, 0x873c3be3, + 0x288729c4, 0xb14a0a76, 0xabc5bd2f, 0x32089e9d, 0x9db38cba, 0x047eaf08, + 0xc729de05, 0x5ee4fdb7, 0xf15fef90, 0x6892cc22, 0xc4408122, 0x5d8da290, + 0xf236b0b7, 0x6bfb9305, 0xa8ace208, 0x3161c1ba, 0x9edad39d, 0x0717f02f, + 0x1d984776, 0x845564c4, 0x2bee76e3, 0xb2235551, 0x7174245c, 0xe8b907ee, + 0x470215c9, 0xdecf367b, 0x1b4af938, 0x8287da8a, 0x2d3cc8ad, 0xb4f1eb1f, + 0x77a69a12, 0xee6bb9a0, 0x41d0ab87, 0xd81d8835, 0xc2923f6c, 0x5b5f1cde, + 0xf4e40ef9, 0x6d292d4b, 0xae7e5c46, 0x37b37ff4, 0x98086dd3, 0x01c54e61, + 0xad170361, 0x34da20d3, 0x9b6132f4, 0x02ac1146, 0xc1fb604b, 0x583643f9, + 0xf78d51de, 0x6e40726c, 0x74cfc535, 0xed02e687, 0x42b9f4a0, 0xdb74d712, + 0x1823a61f, 0x81ee85ad, 0x2e55978a, 0xb798b438 +}; + +static uint32_t crcc_zero_expect[] = { + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +static uint32_t crc_ieee_expect[] = { + 0x2144df1c, 0xf626d399, 0x54f1c057, 0x8393ccd2, 0xca2ee18a, 0x1d4ced0f, + 0xbf9bfec1, 0x68f9f244, 0x2ce1a471, 0xfb83a8f4, 0x5954bb3a, 0x8e36b7bf, + 0xc78b9ae7, 0x10e99662, 0xb23e85ac, 0x655c8929, 0x3a0e29c6, 0xed6c2543, + 0x4fbb368d, 0x98d93a08, 0xd1641750, 0x06061bd5, 0xa4d1081b, 0x73b3049e, + 0x37ab52ab, 0xe0c95e2e, 0x421e4de0, 0x957c4165, 0xdcc16c3d, 0x0ba360b8, + 0xa9747376, 0x7e167ff3, 0x17d132a8, 0xc0b33e2d, 0x62642de3, 0xb5062166, + 0xfcbb0c3e, 0x2bd900bb, 0x890e1375, 0x5e6c1ff0, 0x1a7449c5, 0xcd164540, + 0x6fc1568e, 0xb8a35a0b, 0xf11e7753, 0x267c7bd6, 0x84ab6818, 0x53c9649d, + 0x0c9bc472, 0xdbf9c8f7, 0x792edb39, 0xae4cd7bc, 0xe7f1fae4, 0x3093f661, + 0x9244e5af, 0x4526e92a, 0x013ebf1f, 0xd65cb39a, 0x748ba054, 0xa3e9acd1, + 0xea548189, 0x3d368d0c, 0x9fe19ec2, 0x48839247, 0x4c6f0474, 0x9b0d08f1, + 0x39da1b3f, 0xeeb817ba, 0xa7053ae2, 0x70673667, 0xd2b025a9, 0x05d2292c, + 0x41ca7f19, 0x96a8739c, 0x347f6052, 0xe31d6cd7, 0xaaa0418f, 0x7dc24d0a, + 0xdf155ec4, 0x08775241, 0x5725f2ae, 0x8047fe2b, 0x2290ede5, 0xf5f2e160, + 0xbc4fcc38, 0x6b2dc0bd, 0xc9fad373, 0x1e98dff6, 0x5a8089c3, 0x8de28546, + 0x2f359688, 0xf8579a0d, 0xb1eab755, 0x6688bbd0, 0xc45fa81e, 0x133da49b, + 0x7afae9c0, 0xad98e545, 0x0f4ff68b, 0xd82dfa0e, 0x9190d756, 0x46f2dbd3, + 0xe425c81d, 0x3347c498, 0x775f92ad, 0xa03d9e28, 0x02ea8de6, 0xd5888163, + 0x9c35ac3b, 0x4b57a0be, 0xe980b370, 0x3ee2bff5, 0x61b01f1a, 0xb6d2139f, + 0x14050051, 0xc3670cd4, 0x8ada218c, 0x5db82d09, 0xff6f3ec7, 0x280d3242, + 0x6c156477, 0xbb7768f2, 0x19a07b3c, 0xcec277b9, 0x877f5ae1, 0x501d5664, + 0xf2ca45aa, 0x25a8492f, 0xfb1369cc, 0x2c716549, 0x8ea67687, 0x59c47a02, + 0x1079575a, 0xc71b5bdf, 0x65cc4811, 0xb2ae4494, 0xf6b612a1, 0x21d41e24, + 0x83030dea, 0x5461016f, 0x1ddc2c37, 0xcabe20b2, 0x6869337c, 0xbf0b3ff9, + 0xe0599f16, 0x373b9393, 0x95ec805d, 0x428e8cd8, 0x0b33a180, 0xdc51ad05, + 0x7e86becb, 0xa9e4b24e, 0xedfce47b, 0x3a9ee8fe, 0x9849fb30, 0x4f2bf7b5, + 0x0696daed, 0xd1f4d668, 0x7323c5a6, 0xa441c923, 0xcd868478, 0x1ae488fd, + 0xb8339b33, 0x6f5197b6, 0x26ecbaee, 0xf18eb66b, 0x5359a5a5, 0x843ba920, + 0xc023ff15, 0x1741f390, 0xb596e05e, 0x62f4ecdb, 0x2b49c183, 0xfc2bcd06, + 0x5efcdec8, 0x899ed24d, 0xd6cc72a2, 0x01ae7e27, 0xa3796de9, 0x741b616c, + 0x3da64c34, 0xeac440b1, 0x4813537f, 0x9f715ffa, 0xdb6909cf, 0x0c0b054a, + 0xaedc1684, 0x79be1a01, 0x30033759, 0xe7613bdc, 0x45b62812, 0x92d42497, + 0x9638b2a4, 0x415abe21, 0xe38dadef, 0x34efa16a, 0x7d528c32, 0xaa3080b7, + 0x08e79379, 0xdf859ffc, 0x9b9dc9c9, 0x4cffc54c, 0xee28d682, 0x394ada07, + 0x70f7f75f, 0xa795fbda, 0x0542e814, 0xd220e491, 0x8d72447e, 0x5a1048fb, + 0xf8c75b35, 0x2fa557b0, 0x66187ae8, 0xb17a766d, 0x13ad65a3, 0xc4cf6926, + 0x80d73f13, 0x57b53396, 0xf5622058, 0x22002cdd, 0x6bbd0185, 0xbcdf0d00, + 0x1e081ece, 0xc96a124b, 0xa0ad5f10, 0x77cf5395, 0xd518405b, 0x027a4cde, + 0x4bc76186, 0x9ca56d03, 0x3e727ecd, 0xe9107248, 0xad08247d, 0x7a6a28f8, + 0xd8bd3b36, 0x0fdf37b3, 0x46621aeb, 0x9100166e, 0x33d705a0, 0xe4b50925, + 0xbbe7a9ca, 0x6c85a54f, 0xce52b681, 0x1930ba04, 0x508d975c, 0x87ef9bd9, + 0x25388817, 0xf25a8492, 0xb642d2a7, 0x6120de22, 0xc3f7cdec, 0x1495c169, + 0x5d28ec31, 0x8a4ae0b4, 0x289df37a, 0xffffffff, +}; + +static uint32_t crc_ieee_zero_expect[] = { + 0x00000000, 0xd202ef8d, 0x41d912ff, 0xff41d912 +}; + +/* Runs 517 tests. */ +static void test_crc32(uint32_t (*crc)(uint32_t, const void *, size_t), + const uint32_t *(*crc_table)(void), + const uint32_t zero_expect[4], + const uint32_t four_char_expect[256], + const uint32_t *table_expect) +{ + unsigned int i; + char c[4] = { 0 }; + + for (i = 0; i < 4; i++) + ok1(crc(0, c, i) == zero_expect[i]); + + for (i = 0; i < 256; i++) { + memset(c, i, sizeof(c)); + ok1(crc(0, c, sizeof(c)) == four_char_expect[i]); + /* CRC in two parts should give same answer. */ + ok1(crc(crc(0, c, i%5), c+i%5, 4 - (i%5)) + == four_char_expect[i]); + } + ok1(memcmp(crc_table(), table_expect, 1024) == 0); +} + +static void test_crc64(void) +{ + /* according to http://swissknife.sourceforge.net/CRC64.html */ + ok1(crc64_iso(0, "IHATEMATH", strlen("IHATEMATH")) + == 0xE3DCADD69B01ADD1ULL); + + /* according to the CRC64 poly, http://sf.net/projects/jcrcgen */ + ok1(crc64_iso(0, "123456789", strlen("123456789")) + == 0x46A5A9388A5BEFFEULL); +} + +int main(int argc, char *argv[]) +{ + plan_tests(517 * 2 + 2); + test_crc32(crc32c, crc32c_table, + crcc_zero_expect, crcc_expect, crc32c_tab); + test_crc32(crc32_ieee, crc32_ieee_table, + crc_ieee_zero_expect, crc_ieee_expect, crc32_ieee_tab); + test_crc64(); + return exit_status(); +} |