checkdata.h (3905B)
1 STATIC long long checkdata_h48( 2 const char *, unsigned long long, const unsigned char *); 3 4 /* 5 Currently unused. 6 TODO: re-introduce check on cocsep table 7 */ 8 uint64_t expected_cocsep[21] = { 9 [0] = 1, 10 [1] = 6, 11 [2] = 63, 12 [3] = 468, 13 [4] = 3068, 14 [5] = 15438, 15 [6] = 53814, 16 [7] = 71352, 17 [8] = 8784, 18 [9] = 96 19 }; 20 21 struct { 22 uint8_t max; 23 uint64_t table[21]; 24 } expected_h48[12][9] = { 25 [0] = { 26 [2] = { 27 .max = 3, 28 .table = { 29 [0] = 5473562, 30 [1] = 34776317, 31 [2] = 68566704, 32 [3] = 8750867, 33 }, 34 }, 35 [4] = { 36 .max = 12, 37 .table = { 38 [0] = 1, 39 [1] = 1, 40 [2] = 4, 41 [3] = 34, 42 [4] = 331, 43 [5] = 3612, 44 [6] = 41605, 45 [7] = 474128, 46 [8] = 4953846, 47 [9] = 34776317, 48 [10] = 68566704, 49 [11] = 8749194, 50 [12] = 1673, 51 }, 52 }, 53 }, 54 [1] = { 55 [2] = { 56 .max = 3, 57 .table = { 58 [0] = 6012079, 59 [1] = 45822302, 60 [2] = 142018732, 61 [3] = 41281787, 62 }, 63 }, 64 }, 65 [2] = { 66 [2] = { 67 .max = 3, 68 .table = { 69 [0] = 6391286, 70 [1] = 55494785, 71 [2] = 252389935, 72 [3] = 155993794, 73 }, 74 }, 75 }, 76 [3] = { 77 [2] = { 78 .max = 3, 79 .table = { 80 [0] = 6686828, 81 [1] = 63867852, 82 [2] = 392789689, 83 [3] = 477195231, 84 }, 85 }, 86 }, 87 [4] = { 88 [2] = { 89 .max = 3, 90 .table = { 91 [0] = 77147213, 92 [1] = 543379415, 93 [2] = 1139570251, 94 [3] = 120982321, 95 }, 96 }, 97 }, 98 [5] = { 99 [2] = { 100 .max = 3, 101 .table = { 102 [0] = 82471284, 103 [1] = 687850732, 104 [2] = 2345840746, 105 [3] = 645995638, 106 }, 107 }, 108 }, 109 [6] = { 110 [2] = { 111 .max = 3, 112 .table = { 113 [0] = 85941099, 114 [1] = 804752968, 115 [2] = 4077248182, 116 [3] = 2556374551, 117 }, 118 }, 119 }, 120 [7] = { 121 [2] = { 122 .max = 3, 123 .table = { 124 [0] = 88529761, 125 [1] = 897323475, 126 [2] = 6126260791, 127 [3] = 7936519573, 128 }, 129 }, 130 }, 131 [8] = { 132 [2] = { 133 .max = 3, 134 .table = { 135 [0] = 1051579940, 136 [1] = 8136021316, 137 [2] = 19024479822, 138 [3] = 1885186122, 139 }, 140 }, 141 }, 142 [9] = { 143 [2] = { 144 .max = 3, 145 .table = { 146 [0] = 1102038189, 147 [1] = 9888265242, 148 [2] = 38299375805, 149 [3] = 10904855164, 150 }, 151 }, 152 }, 153 [10] = { 154 [2] = { 155 .max = 3, 156 .table = { 157 [0] = 1133240039, 158 [1] = 11196285614, 159 [2] = 64164702961, 160 [3] = 43894840186, 161 }, 162 }, 163 }, 164 [11] = { 165 [2] = { 166 .max = 3, 167 .table = { 168 [0] = 1150763161, 169 [1] = 12045845660, 170 [2] = 91163433330, 171 [3] = 136418095449, 172 }, 173 }, 174 }, 175 }; 176 177 STATIC long long 178 checkdata_h48( 179 const char *solver, 180 unsigned long long data_size, 181 const unsigned char *data 182 ) 183 { 184 const unsigned char *table; 185 tableinfo_t info; 186 int64_t err; 187 uint64_t actual_distribution[INFO_DISTRIBUTION_LEN]; 188 uint8_t em; 189 uint64_t *ed; 190 191 if ((size_t)data % 8 != 0) { 192 LOG("[checkdata] Error: buffer is not 8-byte aligned\n"); 193 return NISSY_ERROR_DATA; 194 } 195 196 do { 197 err = readtableinfo(data_size, data, &info); 198 if (err != NISSY_OK) { 199 LOG("[checkdata] Data is corrupt\n"); 200 return NISSY_ERROR_DATA; 201 } 202 203 table = data + INFOSIZE; 204 data += info.next; 205 data_size -= info.next; 206 207 if (info.type != TABLETYPE_PRUNING) { 208 LOG("[checkdata] Skipping '%s'\n", info.solver); 209 continue; 210 } 211 212 ed = expected_h48[info.h48h][info.bits].table; 213 em = expected_h48[info.h48h][info.bits].max; 214 215 LOG("[checkdata] Checking distribution for '%s' from " 216 "table preamble\n", info.solver); 217 if (!distribution_equal(ed, info.distribution, em)) { 218 LOG("[checkdata] Distribution from the table preamble " 219 "does not match the expected one\n"); 220 return NISSY_ERROR_DATA; 221 } 222 223 LOG("[checkdata] Checking distribution for '%s' from " 224 "actual table\n", info.solver); 225 getdistribution(table, actual_distribution, &info); 226 if (!distribution_equal(ed, actual_distribution, em)) { 227 LOG("[checkdata] Distribution from the actual table " 228 "does not match the expected one\n"); 229 return NISSY_ERROR_DATA; 230 } 231 } while (info.next != 0); 232 233 return NISSY_OK; 234 }