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       1                 :            : /* SPDX-License-Identifier: MIT
       2                 :            :  *
       3                 :            :  * Copyright (c) 2012 Josh Triplett <josh@joshtriplett.org>
       4                 :            :  *
       5                 :            :  * Permission is hereby granted, free of charge, to any person obtaining a copy
       6                 :            :  * of this software and associated documentation files (the "Software"), to
       7                 :            :  * deal in the Software without restriction, including without limitation the
       8                 :            :  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
       9                 :            :  * sell copies of the Software, and to permit persons to whom the Software is
      10                 :            :  * furnished to do so, subject to the following conditions:
      11                 :            :  *
      12                 :            :  * The above copyright notice and this permission notice shall be included in
      13                 :            :  * all copies or substantial portions of the Software.
      14                 :            :  *
      15                 :            :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      16                 :            :  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      17                 :            :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      18                 :            :  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      19                 :            :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      20                 :            :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
      21                 :            :  * IN THE SOFTWARE.
      22                 :            :  */
      23                 :            : #pragma once
      24                 :            : 
      25                 :            : #include <byteswap.h>
      26                 :            : #include <endian.h>
      27                 :            : #include <stdint.h>
      28                 :            : 
      29                 :            : #ifdef __CHECKER__
      30                 :            : #define __sd_bitwise __attribute__((__bitwise__))
      31                 :            : #define __sd_force __attribute__((__force__))
      32                 :            : #else
      33                 :            : #define __sd_bitwise
      34                 :            : #define __sd_force
      35                 :            : #endif
      36                 :            : 
      37                 :            : typedef uint16_t __sd_bitwise le16_t;
      38                 :            : typedef uint16_t __sd_bitwise be16_t;
      39                 :            : typedef uint32_t __sd_bitwise le32_t;
      40                 :            : typedef uint32_t __sd_bitwise be32_t;
      41                 :            : typedef uint64_t __sd_bitwise le64_t;
      42                 :            : typedef uint64_t __sd_bitwise be64_t;
      43                 :            : 
      44                 :            : #undef htobe16
      45                 :            : #undef htole16
      46                 :            : #undef be16toh
      47                 :            : #undef le16toh
      48                 :            : #undef htobe32
      49                 :            : #undef htole32
      50                 :            : #undef be32toh
      51                 :            : #undef le32toh
      52                 :            : #undef htobe64
      53                 :            : #undef htole64
      54                 :            : #undef be64toh
      55                 :            : #undef le64toh
      56                 :            : 
      57                 :            : #if __BYTE_ORDER == __LITTLE_ENDIAN
      58                 :            : #define bswap_16_on_le(x) __bswap_16(x)
      59                 :            : #define bswap_32_on_le(x) __bswap_32(x)
      60                 :            : #define bswap_64_on_le(x) __bswap_64(x)
      61                 :            : #define bswap_16_on_be(x) (x)
      62                 :            : #define bswap_32_on_be(x) (x)
      63                 :            : #define bswap_64_on_be(x) (x)
      64                 :            : #elif __BYTE_ORDER == __BIG_ENDIAN
      65                 :            : #define bswap_16_on_le(x) (x)
      66                 :            : #define bswap_32_on_le(x) (x)
      67                 :            : #define bswap_64_on_le(x) (x)
      68                 :            : #define bswap_16_on_be(x) __bswap_16(x)
      69                 :            : #define bswap_32_on_be(x) __bswap_32(x)
      70                 :            : #define bswap_64_on_be(x) __bswap_64(x)
      71                 :            : #endif
      72                 :            : 
      73                 :     359264 : static inline le16_t htole16(uint16_t value) { return (le16_t __sd_force) bswap_16_on_be(value); }
      74                 :     359468 : static inline le32_t htole32(uint32_t value) { return (le32_t __sd_force) bswap_32_on_be(value); }
      75                 :    8485312 : static inline le64_t htole64(uint64_t value) { return (le64_t __sd_force) bswap_64_on_be(value); }
      76                 :            : 
      77                 :        464 : static inline be16_t htobe16(uint16_t value) { return (be16_t __sd_force) bswap_16_on_le(value); }
      78                 :        380 : static inline be32_t htobe32(uint32_t value) { return (be32_t __sd_force) bswap_32_on_le(value); }
      79                 :            : static inline be64_t htobe64(uint64_t value) { return (be64_t __sd_force) bswap_64_on_le(value); }
      80                 :            : 
      81                 :         24 : static inline uint16_t le16toh(le16_t value) { return bswap_16_on_be((uint16_t __sd_force)value); }
      82                 :     223532 : static inline uint32_t le32toh(le32_t value) { return bswap_32_on_be((uint32_t __sd_force)value); }
      83                 :  107735402 : static inline uint64_t le64toh(le64_t value) { return bswap_64_on_be((uint64_t __sd_force)value); }
      84                 :            : 
      85                 :      11004 : static inline uint16_t be16toh(be16_t value) { return bswap_16_on_le((uint16_t __sd_force)value); }
      86                 :       4336 : static inline uint32_t be32toh(be32_t value) { return bswap_32_on_le((uint32_t __sd_force)value); }
      87                 :         64 : static inline uint64_t be64toh(be64_t value) { return bswap_64_on_le((uint64_t __sd_force)value); }
      88                 :            : 
      89                 :            : #undef __sd_bitwise
      90                 :            : #undef __sd_force