include/side/abi/type-value.h

   1 // SPDX-License-Identifier: MIT
   2 /*
   3  * Copyright 2022-2023 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   4  */
   5
   6 #ifndef SIDE_ABI_TYPE_VALUE_H
   7 #define SIDE_ABI_TYPE_VALUE_H
   8
   9 #include <stdint.h>
  10 #include <side/macros.h>
  11 #include <side/endian.h>
  12
  13 enum side_type_label_byte_order {
  14         SIDE_TYPE_BYTE_ORDER_LE = 0,
  15         SIDE_TYPE_BYTE_ORDER_BE = 1,
  16 };
  17
  18 union side_integer_value {
  19         uint8_t side_u8;
  20         uint16_t side_u16;
  21         uint32_t side_u32;
  22         uint64_t side_u64;
  23         int8_t side_s8;
  24         int16_t side_s16;
  25         int32_t side_s32;
  26         int64_t side_s64;
  27         uintptr_t side_uptr;
  28         side_padding(32);
  29 } SIDE_PACKED;
  30 side_check_size(union side_integer_value, 32);
  31
  32 union side_bool_value {
  33         uint8_t side_bool8;
  34         uint16_t side_bool16;
  35         uint32_t side_bool32;
  36         uint64_t side_bool64;
  37         side_padding(32);
  38 } SIDE_PACKED;
  39 side_check_size(union side_bool_value, 32);
  40
  41 union side_float_value {
  42 #if __HAVE_FLOAT16
  43         _Float16 side_float_binary16;
  44 #endif
  45 #if __HAVE_FLOAT32
  46         _Float32 side_float_binary32;
  47 #endif
  48 #if __HAVE_FLOAT64
  49         _Float64 side_float_binary64;
  50 #endif
  51 #if __HAVE_FLOAT128
  52         _Float128 side_float_binary128;
  53 #endif
  54         side_padding(32);
  55 } SIDE_PACKED;
  56 side_check_size(union side_float_value, 32);
  57
  58 struct side_type_raw_string {
  59         side_ptr_t(const void) p;       /* pointer to string */
  60         uint8_t unit_size;              /* 1, 2, or 4 bytes */
  61         side_enum_t(enum side_type_label_byte_order, uint8_t) byte_order;
  62 } SIDE_PACKED;
  63 side_check_size(struct side_type_raw_string, 18);
  64
  65 #endif /* SIDE_ABI_TYPE_VALUE_H */