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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _SYS_TYPES_H_
     30 #define _SYS_TYPES_H_
     31 
     32 #include <stddef.h>
     33 #include <stdint.h>
     34 #include <sys/cdefs.h>
     35 
     36 #include <linux/types.h>
     37 #include <linux/posix_types.h>
     38 
     39 #include <bits/pthread_types.h>
     40 
     41 /* gids, uids, and pids are all 32-bit. */
     42 typedef __kernel_gid32_t __gid_t;
     43 typedef __gid_t gid_t;
     44 typedef __kernel_uid32_t __uid_t;
     45 typedef __uid_t uid_t;
     46 typedef __kernel_pid_t __pid_t;
     47 typedef __pid_t pid_t;
     48 typedef uint32_t __id_t;
     49 typedef __id_t id_t;
     50 
     51 typedef unsigned long blkcnt_t;
     52 typedef unsigned long blksize_t;
     53 typedef __kernel_caddr_t caddr_t;
     54 typedef __kernel_clock_t clock_t;
     55 
     56 typedef __kernel_clockid_t __clockid_t;
     57 typedef __clockid_t clockid_t;
     58 
     59 typedef __kernel_daddr_t daddr_t;
     60 typedef unsigned long fsblkcnt_t;
     61 typedef unsigned long fsfilcnt_t;
     62 
     63 typedef __kernel_mode_t __mode_t;
     64 typedef __mode_t mode_t;
     65 
     66 typedef __kernel_key_t __key_t;
     67 typedef __key_t key_t;
     68 
     69 typedef __kernel_ino_t __ino_t;
     70 typedef __ino_t ino_t;
     71 
     72 typedef uint64_t ino64_t;
     73 
     74 typedef uint32_t __nlink_t;
     75 typedef __nlink_t nlink_t;
     76 
     77 typedef void* __timer_t;
     78 typedef __timer_t timer_t;
     79 
     80 typedef __kernel_suseconds_t __suseconds_t;
     81 typedef __suseconds_t suseconds_t;
     82 
     83 /* useconds_t is 32-bit on both LP32 and LP64. */
     84 typedef uint32_t __useconds_t;
     85 typedef __useconds_t useconds_t;
     86 
     87 #if !defined(__LP64__)
     88 /* This historical accident means that we had a 32-bit dev_t on 32-bit architectures. */
     89 typedef uint32_t dev_t;
     90 #else
     91 typedef uint64_t dev_t;
     92 #endif
     93 
     94 /* This historical accident means that we had a 32-bit time_t on 32-bit architectures. */
     95 typedef __kernel_time_t __time_t;
     96 typedef __time_t time_t;
     97 
     98 /* This historical accident means that we had a 32-bit off_t on 32-bit architectures. */
     99 /* See https://android.googlesource.com/platform/bionic/+/master/docs/32-bit-abi.md */
    100 #if defined(__USE_FILE_OFFSET64) || defined(__LP64__)
    101 typedef int64_t off_t;
    102 typedef off_t loff_t;
    103 typedef loff_t off64_t;
    104 #else
    105 typedef __kernel_off_t off_t;
    106 typedef __kernel_loff_t loff_t;
    107 typedef loff_t off64_t;
    108 #endif
    109 
    110 #if !defined(__LP64__)
    111 /* This historical accident means that we had a signed socklen_t on 32-bit architectures. */
    112 typedef int32_t __socklen_t;
    113 #else
    114 /* LP64 still has a 32-bit socklen_t. */
    115 typedef uint32_t __socklen_t;
    116 #endif
    117 typedef __socklen_t socklen_t;
    118 
    119 typedef __builtin_va_list __va_list;
    120 
    121 #ifndef _SSIZE_T_DEFINED_
    122 #define _SSIZE_T_DEFINED_
    123 /* Traditionally, bionic's ssize_t was "long int". This caused GCC to emit warnings when you
    124  * pass a ssize_t to a printf-style function. The correct type is __kernel_ssize_t, which is
    125  * "int", which isn't an ABI change for C code (because they're the same size) but is an ABI
    126  * change for C++ because "int" and "long int" mangle to "i" and "l" respectively. So until
    127  * we can fix the ABI, this change should not be propagated to the NDK. http://b/8253769. */
    128 typedef __kernel_ssize_t ssize_t;
    129 #endif
    130 
    131 typedef unsigned int        uint_t;
    132 typedef unsigned int        uint;
    133 
    134 #if defined(__USE_BSD) || defined(__BIONIC__) /* Historically bionic exposed these. */
    135 typedef unsigned char  u_char;
    136 typedef unsigned short u_short;
    137 typedef unsigned int   u_int;
    138 typedef unsigned long  u_long;
    139 
    140 typedef uint32_t u_int32_t;
    141 typedef uint16_t u_int16_t;
    142 typedef uint8_t  u_int8_t;
    143 typedef uint64_t u_int64_t;
    144 #endif
    145 
    146 #endif
    147