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59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box Probing Tools distribution.
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*
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* Definitions for the common library for C-based tools.
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*
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*
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*
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* Authors: RichardG, <richardg867@gmail.com>
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*
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* Copyright 2021 RichardG.
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*
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*/
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#ifndef CLIB_H
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#define CLIB_H
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#ifdef __POSIX_UEFI__
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# include <uefi.h>
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#else
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# include <inttypes.h>
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#endif
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/* Common macros. */
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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#define ABS(x) ((x) > 0 ? (x) : -(x))
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/* Compiler compatibility macros. */
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#ifdef __GNUC__
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# define PACKED __attribute__((packed))
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#else
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# define PACKED
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#endif
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/* Platform-specific macros. */
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#ifdef __POSIX_UEFI__
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# define FOPEN_BINARY
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#else
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# define FMT_FLOAT_SUPPORTED 1
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# define FOPEN_BINARY "b"
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#endif
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#if !defined(__WATCOMC__) || defined(M_I386)
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# define IS_32BIT 1
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#endif
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#pragma pack(push, 0)
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/* Convenience type for breaking a dword value down into words and bytes. */
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typedef union {
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uint8_t u8[4];
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uint16_t u16[2];
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uint32_t u32;
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} multi_t;
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#pragma pack(pop)
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#endif
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