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| 1 | +/* |
| 2 | + * SPDX-FileCopyrightText: 2024 Binsparse Developers |
| 3 | + * |
| 4 | + * SPDX-License-Identifier: BSD-3-Clause |
| 5 | + */ |
| 6 | + |
| 7 | +#pragma once |
| 8 | + |
| 9 | +#include <binsparse/types.h> |
| 10 | +#include <hdf5.h> |
| 11 | + |
| 12 | +static inline hid_t bsp_get_hdf5_standard_type(bsp_type_t type) { |
| 13 | + if (type == BSP_UINT8) { |
| 14 | + return H5T_STD_U8LE; |
| 15 | + } else if (type == BSP_UINT16) { |
| 16 | + return H5T_STD_U16LE; |
| 17 | + } else if (type == BSP_UINT32) { |
| 18 | + return H5T_STD_U32LE; |
| 19 | + } else if (type == BSP_UINT64) { |
| 20 | + return H5T_STD_U64LE; |
| 21 | + } else if (type == BSP_INT8) { |
| 22 | + return H5T_STD_I8LE; |
| 23 | + } else if (type == BSP_INT16) { |
| 24 | + return H5T_STD_I16LE; |
| 25 | + } else if (type == BSP_INT32) { |
| 26 | + return H5T_STD_I32LE; |
| 27 | + } else if (type == BSP_INT64) { |
| 28 | + return H5T_STD_I64LE; |
| 29 | + } else if (type == BSP_FLOAT32) { |
| 30 | + return H5T_IEEE_F32LE; |
| 31 | + } else if (type == BSP_FLOAT64) { |
| 32 | + return H5T_IEEE_F64LE; |
| 33 | + } else if (type == BSP_BINT8) { |
| 34 | + return H5T_STD_I8LE; |
| 35 | + } else { |
| 36 | + return H5I_INVALID_HID; |
| 37 | + } |
| 38 | +} |
| 39 | + |
| 40 | +static inline bsp_type_t bsp_get_bsp_type(hid_t type) { |
| 41 | + H5T_class_t cl = H5Tget_class(type); |
| 42 | + H5T_order_t order = H5Tget_order(type); |
| 43 | + H5T_sign_t sign = H5Tget_sign(type); |
| 44 | + size_t size = H5Tget_size(type); |
| 45 | + |
| 46 | + if (cl == H5T_INTEGER) { |
| 47 | + if (sign == H5T_SGN_NONE) { |
| 48 | + if (size == 1) { |
| 49 | + return BSP_UINT8; |
| 50 | + } else if (size == 2) { |
| 51 | + return BSP_UINT16; |
| 52 | + } else if (size == 4) { |
| 53 | + return BSP_UINT32; |
| 54 | + } else if (size == 8) { |
| 55 | + return BSP_UINT64; |
| 56 | + } else { |
| 57 | + return BSP_INVALID_TYPE; |
| 58 | + } |
| 59 | + } else /* if (sign == H5T_SGN_2) */ { |
| 60 | + if (size == 1) { |
| 61 | + return BSP_INT8; |
| 62 | + } else if (size == 2) { |
| 63 | + return BSP_INT16; |
| 64 | + } else if (size == 4) { |
| 65 | + return BSP_INT32; |
| 66 | + } else if (size == 8) { |
| 67 | + return BSP_INT64; |
| 68 | + } else { |
| 69 | + return BSP_INVALID_TYPE; |
| 70 | + } |
| 71 | + } |
| 72 | + } else if (cl == H5T_FLOAT) { |
| 73 | + if (size == 4) { |
| 74 | + return BSP_FLOAT32; |
| 75 | + } else if (size == 8) { |
| 76 | + return BSP_FLOAT64; |
| 77 | + } else { |
| 78 | + return BSP_INVALID_TYPE; |
| 79 | + } |
| 80 | + } else { |
| 81 | + return BSP_INVALID_TYPE; |
| 82 | + } |
| 83 | +} |
| 84 | + |
| 85 | +// NOTE: This code is a bit silly, but it seems to be the only |
| 86 | +// way to generically determine the HDF5 native types for |
| 87 | +// stdint's fixed width integer types. |
| 88 | +static inline hid_t bsp_get_hdf5_native_type(bsp_type_t type) { |
| 89 | + if (type == BSP_INT8 || type == BSP_BINT8) { |
| 90 | + if (sizeof(int8_t) == sizeof(char)) { |
| 91 | + return H5T_NATIVE_CHAR; |
| 92 | + } else if (sizeof(int8_t) == sizeof(short)) { |
| 93 | + return H5T_NATIVE_SHORT; |
| 94 | + } else if (sizeof(int8_t) == sizeof(int)) { |
| 95 | + return H5T_NATIVE_INT; |
| 96 | + } else if (sizeof(int8_t) == sizeof(long)) { |
| 97 | + return H5T_NATIVE_LONG; |
| 98 | + } else if (sizeof(int8_t) == sizeof(long long)) { |
| 99 | + return H5T_NATIVE_LLONG; |
| 100 | + } else { |
| 101 | + assert(false); |
| 102 | + } |
| 103 | + } else if (type == BSP_INT16) { |
| 104 | + if (sizeof(int16_t) == sizeof(char)) { |
| 105 | + return H5T_NATIVE_CHAR; |
| 106 | + } else if (sizeof(int16_t) == sizeof(short)) { |
| 107 | + return H5T_NATIVE_SHORT; |
| 108 | + } else if (sizeof(int16_t) == sizeof(int)) { |
| 109 | + return H5T_NATIVE_INT; |
| 110 | + } else if (sizeof(int32_t) == sizeof(long)) { |
| 111 | + return H5T_NATIVE_LONG; |
| 112 | + } else if (sizeof(int64_t) == sizeof(long long)) { |
| 113 | + return H5T_NATIVE_LLONG; |
| 114 | + } else { |
| 115 | + assert(false); |
| 116 | + } |
| 117 | + } else if (type == BSP_INT32) { |
| 118 | + if (sizeof(int32_t) == sizeof(char)) { |
| 119 | + return H5T_NATIVE_CHAR; |
| 120 | + } else if (sizeof(int32_t) == sizeof(short)) { |
| 121 | + return H5T_NATIVE_SHORT; |
| 122 | + } else if (sizeof(int32_t) == sizeof(int)) { |
| 123 | + return H5T_NATIVE_INT; |
| 124 | + } else if (sizeof(int32_t) == sizeof(long)) { |
| 125 | + return H5T_NATIVE_LONG; |
| 126 | + } else if (sizeof(int32_t) == sizeof(long long)) { |
| 127 | + return H5T_NATIVE_LLONG; |
| 128 | + } else { |
| 129 | + assert(false); |
| 130 | + } |
| 131 | + } else if (type == BSP_INT64) { |
| 132 | + if (sizeof(int64_t) == sizeof(char)) { |
| 133 | + return H5T_NATIVE_CHAR; |
| 134 | + } else if (sizeof(int64_t) == sizeof(short)) { |
| 135 | + return H5T_NATIVE_SHORT; |
| 136 | + } else if (sizeof(int64_t) == sizeof(int)) { |
| 137 | + return H5T_NATIVE_INT; |
| 138 | + } else if (sizeof(int64_t) == sizeof(long)) { |
| 139 | + return H5T_NATIVE_LONG; |
| 140 | + } else if (sizeof(int64_t) == sizeof(long long)) { |
| 141 | + return H5T_NATIVE_LLONG; |
| 142 | + } else { |
| 143 | + assert(false); |
| 144 | + } |
| 145 | + } else if (type == BSP_UINT8) { |
| 146 | + if (sizeof(uint8_t) == sizeof(unsigned char)) { |
| 147 | + return H5T_NATIVE_UCHAR; |
| 148 | + } else if (sizeof(uint8_t) == sizeof(unsigned short)) { |
| 149 | + return H5T_NATIVE_USHORT; |
| 150 | + } else if (sizeof(uint8_t) == sizeof(unsigned int)) { |
| 151 | + return H5T_NATIVE_UINT; |
| 152 | + } else if (sizeof(uint8_t) == sizeof(unsigned long)) { |
| 153 | + return H5T_NATIVE_ULONG; |
| 154 | + } else if (sizeof(uint8_t) == sizeof(unsigned long long)) { |
| 155 | + return H5T_NATIVE_ULLONG; |
| 156 | + } else { |
| 157 | + assert(false); |
| 158 | + } |
| 159 | + } else if (type == BSP_UINT16) { |
| 160 | + if (sizeof(uint16_t) == sizeof(unsigned char)) { |
| 161 | + return H5T_NATIVE_UCHAR; |
| 162 | + } else if (sizeof(uint16_t) == sizeof(unsigned short)) { |
| 163 | + return H5T_NATIVE_USHORT; |
| 164 | + } else if (sizeof(uint16_t) == sizeof(unsigned int)) { |
| 165 | + return H5T_NATIVE_UINT; |
| 166 | + } else if (sizeof(uint16_t) == sizeof(unsigned long)) { |
| 167 | + return H5T_NATIVE_ULONG; |
| 168 | + } else if (sizeof(uint16_t) == sizeof(unsigned long long)) { |
| 169 | + return H5T_NATIVE_ULLONG; |
| 170 | + } else { |
| 171 | + assert(false); |
| 172 | + } |
| 173 | + } else if (type == BSP_UINT32) { |
| 174 | + if (sizeof(uint32_t) == sizeof(unsigned char)) { |
| 175 | + return H5T_NATIVE_UCHAR; |
| 176 | + } else if (sizeof(uint32_t) == sizeof(unsigned short)) { |
| 177 | + return H5T_NATIVE_USHORT; |
| 178 | + } else if (sizeof(uint32_t) == sizeof(unsigned int)) { |
| 179 | + return H5T_NATIVE_UINT; |
| 180 | + } else if (sizeof(uint32_t) == sizeof(unsigned long)) { |
| 181 | + return H5T_NATIVE_ULONG; |
| 182 | + } else if (sizeof(uint32_t) == sizeof(unsigned long long)) { |
| 183 | + return H5T_NATIVE_ULLONG; |
| 184 | + } else { |
| 185 | + assert(false); |
| 186 | + } |
| 187 | + } else if (type == BSP_UINT64) { |
| 188 | + if (sizeof(uint64_t) == sizeof(unsigned char)) { |
| 189 | + return H5T_NATIVE_UCHAR; |
| 190 | + } else if (sizeof(uint64_t) == sizeof(unsigned short)) { |
| 191 | + return H5T_NATIVE_USHORT; |
| 192 | + } else if (sizeof(uint64_t) == sizeof(unsigned int)) { |
| 193 | + return H5T_NATIVE_UINT; |
| 194 | + } else if (sizeof(uint64_t) == sizeof(unsigned long)) { |
| 195 | + return H5T_NATIVE_ULONG; |
| 196 | + } else if (sizeof(uint64_t) == sizeof(unsigned long long)) { |
| 197 | + return H5T_NATIVE_ULLONG; |
| 198 | + } else { |
| 199 | + assert(false); |
| 200 | + } |
| 201 | + } else if (type == BSP_FLOAT32) { |
| 202 | + return H5T_NATIVE_FLOAT; |
| 203 | + } else if (type == BSP_FLOAT64) { |
| 204 | + return H5T_NATIVE_DOUBLE; |
| 205 | + } else { |
| 206 | + return H5I_INVALID_HID; |
| 207 | + } |
| 208 | +} |
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