71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/*
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* Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2015-2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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#ifndef STRACE_KERNEL_TYPES_H
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#define STRACE_KERNEL_TYPES_H
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# if defined HAVE___KERNEL_LONG_T && defined HAVE___KERNEL_ULONG_T
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# include <asm/posix_types.h>
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typedef __kernel_long_t kernel_long_t;
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typedef __kernel_ulong_t kernel_ulong_t;
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# elif (defined __x86_64__ && defined __ILP32__) || defined LINUX_MIPSN32
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typedef long long kernel_long_t;
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typedef unsigned long long kernel_ulong_t;
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# else
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typedef long kernel_long_t;
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typedef unsigned long kernel_ulong_t;
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# endif
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typedef struct {
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kernel_ulong_t d_ino;
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kernel_ulong_t d_off;
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unsigned short d_reclen;
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char d_name[1];
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} kernel_dirent;
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#if SIZEOF_KERNEL_LONG_T > SIZEOF_LONG
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# define PRI_kl "ll"
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#else
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# define PRI_kl "l"
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#endif
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#define PRI_kld PRI_kl"d"
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#define PRI_klu PRI_kl"u"
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#define PRI_klx PRI_kl"x"
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/*
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* The kernel used to define 64-bit types on 64-bit systems on a per-arch
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* basis. Some architectures would use unsigned long and others would use
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* unsigned long long. These types were exported as part of the
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* kernel-userspace ABI and now must be maintained forever. This matches
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* what the kernel exports for each architecture so we don't need to cast
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* every printing of __u64 or __s64 to stdint types.
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* The exception is Android, where for MIPS64 unsigned long long is used.
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*/
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#if SIZEOF_LONG == 4
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# define PRI__64 "ll"
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#elif defined ALPHA || defined IA64 || defined __powerpc64__ \
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|| (defined MIPS && !defined __ANDROID__)
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# define PRI__64 "l"
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#else
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# define PRI__64 "ll"
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#endif
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#define PRI__d64 PRI__64"d"
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#define PRI__u64 PRI__64"u"
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#define PRI__x64 PRI__64"x"
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#endif /* !STRACE_KERNEL_TYPES_H */
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