| Directory: | ./ |
|---|---|
| File: | pdserv/src/DataType.cpp |
| Date: | 2024-11-17 04:08:36 |
| Exec | Total | Coverage | |
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| Lines: | 47 | 113 | 41.6% |
| Branches: | 21 | 112 | 18.8% |
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| 1 | /***************************************************************************** | ||
| 2 | * | ||
| 3 | * $Id$ | ||
| 4 | * | ||
| 5 | * Copyright (C) 2012 Richard Hacker (lerichi at gmx dot net) | ||
| 6 | * | ||
| 7 | * This file is part of the pdserv library. | ||
| 8 | * | ||
| 9 | * The pdserv library is free software: you can redistribute it and/or modify | ||
| 10 | * it under the terms of the GNU Lesser General Public License as published | ||
| 11 | * by the Free Software Foundation, either version 3 of the License, or (at | ||
| 12 | * your option) any later version. | ||
| 13 | * | ||
| 14 | * The pdserv library is distributed in the hope that it will be useful, but | ||
| 15 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| 16 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | ||
| 17 | * License for more details. | ||
| 18 | * | ||
| 19 | * You should have received a copy of the GNU Lesser General Public License | ||
| 20 | * along with the pdserv library. If not, see <http://www.gnu.org/licenses/>. | ||
| 21 | * | ||
| 22 | *****************************************************************************/ | ||
| 23 | |||
| 24 | #include "DataType.h" | ||
| 25 | #include "Debug.h" | ||
| 26 | #include <stdint.h> | ||
| 27 | #include <functional> // std::multiplies | ||
| 28 | #include <numeric> // std::accumulate | ||
| 29 | |||
| 30 | |||
| 31 | using namespace PdServ; | ||
| 32 | |||
| 33 | template <class T> | ||
| 34 | struct TypeNum {}; | ||
| 35 | |||
| 36 | template <> | ||
| 37 | struct TypeNum<bool> { | ||
| 38 | static const DataType::Primary value = DataType::boolean_T; | ||
| 39 | static const size_t align = sizeof(bool); | ||
| 40 | }; | ||
| 41 | |||
| 42 | template <> | ||
| 43 | struct TypeNum<uint8_t> { | ||
| 44 | static const DataType::Primary value = DataType::uint8_T; | ||
| 45 | static const size_t align = sizeof(uint8_t); | ||
| 46 | }; | ||
| 47 | |||
| 48 | template <> | ||
| 49 | struct TypeNum<int8_t> { | ||
| 50 | static const DataType::Primary value = DataType::int8_T; | ||
| 51 | static const size_t align = sizeof(int8_t); | ||
| 52 | }; | ||
| 53 | |||
| 54 | template <> | ||
| 55 | struct TypeNum<uint16_t> { | ||
| 56 | static const DataType::Primary value = DataType::uint16_T; | ||
| 57 | static const size_t align = sizeof(uint16_t); | ||
| 58 | }; | ||
| 59 | |||
| 60 | template <> | ||
| 61 | struct TypeNum<int16_t> { | ||
| 62 | static const DataType::Primary value = DataType::int16_T; | ||
| 63 | static const size_t align = sizeof(int16_t); | ||
| 64 | }; | ||
| 65 | |||
| 66 | template <> | ||
| 67 | struct TypeNum<uint32_t> { | ||
| 68 | static const DataType::Primary value = DataType::uint32_T; | ||
| 69 | static const size_t align = sizeof(uint32_t); | ||
| 70 | }; | ||
| 71 | |||
| 72 | template <> | ||
| 73 | struct TypeNum<int32_t> { | ||
| 74 | static const DataType::Primary value = DataType::int32_T; | ||
| 75 | static const size_t align = sizeof(int32_t); | ||
| 76 | }; | ||
| 77 | |||
| 78 | template <> | ||
| 79 | struct TypeNum<uint64_t> { | ||
| 80 | static const DataType::Primary value = DataType::uint64_T; | ||
| 81 | static const size_t align = sizeof(uint64_t); | ||
| 82 | }; | ||
| 83 | |||
| 84 | template <> | ||
| 85 | struct TypeNum<int64_t> { | ||
| 86 | static const DataType::Primary value = DataType::int64_T; | ||
| 87 | static const size_t align = sizeof(int64_t); | ||
| 88 | }; | ||
| 89 | |||
| 90 | template <> | ||
| 91 | struct TypeNum<double> { | ||
| 92 | static const DataType::Primary value = DataType::double_T; | ||
| 93 | static const size_t align = sizeof(double); | ||
| 94 | }; | ||
| 95 | |||
| 96 | template <> | ||
| 97 | struct TypeNum<float> { | ||
| 98 | static const DataType::Primary value = DataType::single_T; | ||
| 99 | static const size_t align = sizeof(float); | ||
| 100 | }; | ||
| 101 | |||
| 102 | //////////////////////////////////////////////////////////////////////////// | ||
| 103 | //////////////////////////////////////////////////////////////////////////// | ||
| 104 | namespace { | ||
| 105 | template <class T> | ||
| 106 | 33 | class PrimaryType: public DataType { | |
| 107 | public: | ||
| 108 | 33 | PrimaryType(): DataType(sizeof(T), setValue) { | |
| 109 | 33 | } | |
| 110 | |||
| 111 | private: | ||
| 112 | 207 | void print(std::ostream& os, const char *data, | |
| 113 | const char* start, const char *end) const { | ||
| 114 | 207 | const T* val = reinterpret_cast<const T*>(data); | |
| 115 | 207 | const T* lastVal = reinterpret_cast<const T*>(end); | |
| 116 | 207 | char delim = 0; | |
| 117 | |||
| 118 |
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1085 | for (;val < lastVal; val++) { |
| 119 |
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439 | if ((const char*)val < start) |
| 120 | ✗ | continue; | |
| 121 | |||
| 122 |
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439 | if (delim) |
| 123 | 232 | os << delim; | |
| 124 | 439 | delim = ','; | |
| 125 | |||
| 126 |
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439 | os << *val; |
| 127 | } | ||
| 128 | 207 | } | |
| 129 | |||
| 130 | 8132 | DataType::Primary primary() const { | |
| 131 | 8132 | return TypeNum<T>::value; | |
| 132 | } | ||
| 133 | |||
| 134 | 3870 | size_t align () const { | |
| 135 | 3870 | return TypeNum<T>::align; | |
| 136 | } | ||
| 137 | |||
| 138 | ✗ | static void setValue(char *&dst, double src) { | |
| 139 | ✗ | *reinterpret_cast<T*>(dst) = static_cast<T>(src); | |
| 140 | ✗ | dst += sizeof(T); | |
| 141 | } | ||
| 142 | }; | ||
| 143 | |||
| 144 | template<> | ||
| 145 | ✗ | void PrimaryType<int8_t>::print(std::ostream& os, const char *data, | |
| 146 | const char* start, const char *end) const { | ||
| 147 | ✗ | const int8_t* val = reinterpret_cast<const int8_t*>(data); | |
| 148 | ✗ | const int8_t* lastVal = reinterpret_cast<const int8_t*>(end); | |
| 149 | ✗ | char delim = 0; | |
| 150 | |||
| 151 | ✗ | for (;val < lastVal; val++) { | |
| 152 | ✗ | if ((const char*)val < start) | |
| 153 | ✗ | continue; | |
| 154 | |||
| 155 | ✗ | if (delim) | |
| 156 | ✗ | os << delim; | |
| 157 | ✗ | delim = ','; | |
| 158 | |||
| 159 | ✗ | os << (int)*val; | |
| 160 | } | ||
| 161 | } | ||
| 162 | |||
| 163 | template<> | ||
| 164 | ✗ | void PrimaryType<uint8_t>::print(std::ostream& os, const char *data, | |
| 165 | const char* start, const char *end) const { | ||
| 166 | ✗ | const uint8_t* val = reinterpret_cast<const uint8_t*>(data); | |
| 167 | ✗ | const uint8_t* lastVal = reinterpret_cast<const uint8_t*>(end); | |
| 168 | ✗ | char delim = 0; | |
| 169 | |||
| 170 | ✗ | for (;val < lastVal; val++) { | |
| 171 | ✗ | if ((const char*)val < start) | |
| 172 | ✗ | continue; | |
| 173 | |||
| 174 | ✗ | if (delim) | |
| 175 | ✗ | os << delim; | |
| 176 | ✗ | delim = ','; | |
| 177 | |||
| 178 | ✗ | os << (unsigned)*val; | |
| 179 | } | ||
| 180 | } | ||
| 181 | } | ||
| 182 | |||
| 183 | ////////////////////////////////////////////////////////////////////// | ||
| 184 | ////////////////////////////////////////////////////////////////////// | ||
| 185 | 3 | const DataType& DataType::boolean = PrimaryType< bool>(); | |
| 186 | 3 | const DataType& DataType:: uint8 = PrimaryType< uint8_t>(); | |
| 187 | 3 | const DataType& DataType:: int8 = PrimaryType< int8_t>(); | |
| 188 | 3 | const DataType& DataType:: uint16 = PrimaryType<uint16_t>(); | |
| 189 | 3 | const DataType& DataType:: int16 = PrimaryType< int16_t>(); | |
| 190 | 3 | const DataType& DataType:: uint32 = PrimaryType<uint32_t>(); | |
| 191 | 3 | const DataType& DataType:: int32 = PrimaryType< int32_t>(); | |
| 192 | 3 | const DataType& DataType:: uint64 = PrimaryType<uint64_t>(); | |
| 193 | 3 | const DataType& DataType:: int64 = PrimaryType< int64_t>(); | |
| 194 | 3 | const DataType& DataType::float64 = PrimaryType< double>(); | |
| 195 | 3 | const DataType& DataType::float32 = PrimaryType< float>(); | |
| 196 | |||
| 197 | ////////////////////////////////////////////////////////////////////// | ||
| 198 | ////////////////////////////////////////////////////////////////////// | ||
| 199 | 5272 | DataType::DimType::DimType (size_t ndims, const size_t *dim): | |
| 200 | 5272 | std::vector<size_t>(dim, dim + ndims), | |
| 201 | // std::vector<size_t>(dim ? dim : &ndims, dim ? dim + ndims : &ndims + 1), | ||
| 202 |
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10544 | nelem(std::accumulate(begin(), end(), 1U, std::multiplies<size_t>())) |
| 203 | { | ||
| 204 | 5272 | } | |
| 205 | |||
| 206 | ////////////////////////////////////////////////////////////////////// | ||
| 207 | ////////////////////////////////////////////////////////////////////// | ||
| 208 | ✗ | DataType::Field::Field (const std::string& name, const DataType& type, | |
| 209 | ✗ | size_t offset, size_t ndims, const size_t *dims): | |
| 210 | ✗ | name(name), type(type), offset(offset), dim(ndims, dims) | |
| 211 | { | ||
| 212 | } | ||
| 213 | |||
| 214 | ////////////////////////////////////////////////////////////////////// | ||
| 215 | ////////////////////////////////////////////////////////////////////// | ||
| 216 | ✗ | DataType::DataType (const std::string& name, size_t size): | |
| 217 | ✗ | name(name), size(size), setValue(0) | |
| 218 | { | ||
| 219 | } | ||
| 220 | |||
| 221 | ////////////////////////////////////////////////////////////////////// | ||
| 222 | ✗ | DataType::DataType (const DataType& other): | |
| 223 | ✗ | name(other.name), size(other.size), setValue(other.setValue) | |
| 224 | { | ||
| 225 | } | ||
| 226 | |||
| 227 | ////////////////////////////////////////////////////////////////////// | ||
| 228 | 33 | DataType::DataType (size_t size, void (*setValue)(char *&, double )): | |
| 229 | 33 | size(size), setValue(setValue) | |
| 230 | { | ||
| 231 | 33 | } | |
| 232 | |||
| 233 | ////////////////////////////////////////////////////////////////////// | ||
| 234 | 66 | DataType::~DataType () | |
| 235 | { | ||
| 236 | 33 | for (FieldList::const_iterator it = fieldList.begin(); | |
| 237 |
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33 | it != fieldList.end(); ++it) |
| 238 | ✗ | delete *it; | |
| 239 | 33 | } | |
| 240 | |||
| 241 | ////////////////////////////////////////////////////////////////////// | ||
| 242 | 7854 | bool DataType::isPrimary () const | |
| 243 | { | ||
| 244 | 7854 | return primary() != compound_T; | |
| 245 | } | ||
| 246 | |||
| 247 | ////////////////////////////////////////////////////////////////////// | ||
| 248 | ✗ | DataType::Primary DataType::primary () const | |
| 249 | { | ||
| 250 | ✗ | return compound_T; | |
| 251 | } | ||
| 252 | |||
| 253 | ////////////////////////////////////////////////////////////////////// | ||
| 254 | ✗ | bool DataType::operator==(const DataType& other) const | |
| 255 | { | ||
| 256 | ✗ | return this == &other; | |
| 257 | } | ||
| 258 | |||
| 259 | ////////////////////////////////////////////////////////////////////// | ||
| 260 | 4 | bool DataType::operator!=(const DataType& other) const | |
| 261 | { | ||
| 262 | 4 | return this != &other; | |
| 263 | } | ||
| 264 | |||
| 265 | ////////////////////////////////////////////////////////////////////// | ||
| 266 | ✗ | void DataType::print(std::ostream& os, | |
| 267 | const char *data, const char *start, const char *end) const | ||
| 268 | { | ||
| 269 | ✗ | char delim = 0; | |
| 270 | |||
| 271 | ✗ | for (; data < end; data += this->size) { | |
| 272 | ✗ | for (FieldList::const_iterator it = fieldList.begin(); | |
| 273 | ✗ | it != fieldList.end(); ++it) { | |
| 274 | |||
| 275 | ✗ | const char *p1 = data + (*it)->offset; | |
| 276 | ✗ | if (p1 < start) | |
| 277 | ✗ | continue; | |
| 278 | |||
| 279 | ✗ | if (delim) | |
| 280 | ✗ | os << delim; | |
| 281 | ✗ | delim = ','; | |
| 282 | |||
| 283 | ✗ | const char *p2 = p1 + (*it)->dim.nelem * (*it)->type.size; | |
| 284 | ✗ | if (p2 < end) | |
| 285 | ✗ | (*it)->type.print(os, p1, start, p2); | |
| 286 | else { | ||
| 287 | ✗ | (*it)->type.print(os, p1, start, end); | |
| 288 | ✗ | return; | |
| 289 | } | ||
| 290 | } | ||
| 291 | } | ||
| 292 | } | ||
| 293 | |||
| 294 | ////////////////////////////////////////////////////////////////////// | ||
| 295 | ✗ | void DataType::addField (const std::string& name, const DataType& type, | |
| 296 | size_t offset, size_t ndims, const size_t* dims) | ||
| 297 | { | ||
| 298 | ✗ | fieldList.push_back(dims | |
| 299 | ✗ | ? new Field(name, type, offset, ndims, dims) | |
| 300 | ✗ | : new Field(name, type, offset, 1, &ndims)); | |
| 301 | } | ||
| 302 | |||
| 303 | ////////////////////////////////////////////////////////////////////// | ||
| 304 | 270 | const DataType::FieldList& DataType::getFieldList () const | |
| 305 | { | ||
| 306 | 270 | return fieldList; | |
| 307 | } | ||
| 308 | |||
| 309 | ////////////////////////////////////////////////////////////////////// | ||
| 310 | ✗ | size_t DataType::align () const | |
| 311 | { | ||
| 312 | ✗ | size_t n = 1U; | |
| 313 | ✗ | for (FieldList::const_iterator it = fieldList.begin(); | |
| 314 | ✗ | it != fieldList.end(); ++it) { | |
| 315 | ✗ | size_t n1 = (*it)->type.align(); | |
| 316 | ✗ | if (n < n1) | |
| 317 | ✗ | n = n1; | |
| 318 | } | ||
| 319 | |||
| 320 | ✗ | return n; | |
| 321 | 9 | } | |
| 322 |