1 /* bits/typesizes.h -- underlying types for *_t. For the generic Linux ABI. 2 Copyright (C) 2011-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library. If not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _BITS_TYPES_H 20 # error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead." 21 #endif 22 23 #ifndef _BITS_TYPESIZES_H 24 #define _BITS_TYPESIZES_H 1 25 26 /* See <bits/types.h> for the meaning of these macros. This file exists so 27 that <bits/types.h> need not vary across different GNU platforms. */ 28 #if __TIMESIZE == 64 && __WORDSIZE == 32 29 /* These are the "new" y2038 types defined for architectures added after 30 the 5.1 kernel. */ 31 # define __INO_T_TYPE __UQUAD_TYPE 32 # define __OFF_T_TYPE __SQUAD_TYPE 33 # define __RLIM_T_TYPE __UQUAD_TYPE 34 # define __BLKCNT_T_TYPE __SQUAD_TYPE 35 # define __FSBLKCNT_T_TYPE __UQUAD_TYPE 36 # define __FSFILCNT_T_TYPE __UQUAD_TYPE 37 # define __TIME_T_TYPE __SQUAD_TYPE 38 # define __SUSECONDS_T_TYPE __SQUAD_TYPE 39 #else 40 # define __INO_T_TYPE __ULONGWORD_TYPE 41 # define __OFF_T_TYPE __SLONGWORD_TYPE 42 # define __RLIM_T_TYPE __ULONGWORD_TYPE 43 # define __BLKCNT_T_TYPE __SLONGWORD_TYPE 44 # define __FSBLKCNT_T_TYPE __ULONGWORD_TYPE 45 # define __FSFILCNT_T_TYPE __ULONGWORD_TYPE 46 # define __TIME_T_TYPE __SLONGWORD_TYPE 47 # define __SUSECONDS_T_TYPE __SLONGWORD_TYPE 48 #endif 49 50 #define __DEV_T_TYPE __UQUAD_TYPE 51 #define __UID_T_TYPE __U32_TYPE 52 #define __GID_T_TYPE __U32_TYPE 53 #define __INO64_T_TYPE __UQUAD_TYPE 54 #define __MODE_T_TYPE __U32_TYPE 55 #define __NLINK_T_TYPE __U32_TYPE 56 #define __OFF64_T_TYPE __SQUAD_TYPE 57 #define __PID_T_TYPE __S32_TYPE 58 #define __RLIM64_T_TYPE __UQUAD_TYPE 59 #define __BLKCNT64_T_TYPE __SQUAD_TYPE 60 #define __FSBLKCNT64_T_TYPE __UQUAD_TYPE 61 #define __FSFILCNT64_T_TYPE __UQUAD_TYPE 62 #define __FSWORD_T_TYPE __SWORD_TYPE 63 #define __ID_T_TYPE __U32_TYPE 64 #define __CLOCK_T_TYPE __SLONGWORD_TYPE 65 #define __USECONDS_T_TYPE __U32_TYPE 66 #define __SUSECONDS64_T_TYPE __SQUAD_TYPE 67 #define __DADDR_T_TYPE __S32_TYPE 68 #define __KEY_T_TYPE __S32_TYPE 69 #define __CLOCKID_T_TYPE __S32_TYPE 70 #define __TIMER_T_TYPE void * 71 #define __BLKSIZE_T_TYPE __S32_TYPE 72 #define __FSID_T_TYPE struct { int __val[2]; } 73 #define __SSIZE_T_TYPE __SWORD_TYPE 74 #define __SYSCALL_SLONG_TYPE __SLONGWORD_TYPE 75 #define __SYSCALL_ULONG_TYPE __ULONGWORD_TYPE 76 #define __CPU_MASK_TYPE __ULONGWORD_TYPE 77 78 #if defined __LP64__ || (__TIMESIZE == 64 && __WORDSIZE == 32) 79 /* Tell the libc code that off_t and off64_t are actually the same type 80 for all ABI purposes, even if possibly expressed as different base types 81 for C type-checking purposes. */ 82 # define __OFF_T_MATCHES_OFF64_T 1 83 84 /* Same for ino_t and ino64_t. */ 85 # define __INO_T_MATCHES_INO64_T 1 86 87 /* And for __rlim_t and __rlim64_t. */ 88 # define __RLIM_T_MATCHES_RLIM64_T 1 89 90 /* And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t. */ 91 # define __STATFS_MATCHES_STATFS64 1 92 93 /* And for getitimer, setitimer and rusage */ 94 # define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 (__WORDSIZE == 64) 95 #else 96 # define __RLIM_T_MATCHES_RLIM64_T 0 97 98 # define __STATFS_MATCHES_STATFS64 0 99 100 # define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 0 101 #endif 102 103 /* Number of descriptors that can fit in an `fd_set'. */ 104 #define __FD_SETSIZE 1024 105 106 107 #endif /* bits/typesizes.h */ 108