Chloe M.
91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
/*
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* Copyright (c) 2026, Chloe M.
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* Provided under the BSD-3 clause.
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*
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* Description: Standard SystemPaw definitions
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* Author: Chloe M.
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*/
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#ifndef _SDK_STDEF_H_
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#define _SDK_STDEF_H_ 1
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/* Boolean values */
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#define true 1
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#define false 0
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#if !defined(__cplusplus)
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#define NULL ((void *)0)
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#else
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#if __cplusplus >= 201103L
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#define NULL nullptr
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#else
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#define NULL ((void *)0)
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#endif /* __cplusplus >= 201103L */
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#endif /* __cplusplus */
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/* Compiler specific definitions */
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#define ASMV __asm__ __volatile__
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#define ATTR(X) __attribute__((X))
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#define SECTION(X) ATTR(section((X)))
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#define ALIGN(N) ATTR(aligned((N)))
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#define PACKED ATTR(packed)
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#define NO_RETURN ATTR(noreturn)
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#define ALWAYS_INLINE ATTR(always_inline)
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#define BARRIER() ASMV("" ::: "memory")
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/* Pointer offset macros */
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#define PTR_OFFSET(p, off) ((void *)(char *)(p) + (off))
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#define PTR_NOFFSET(p, off) ((void *)(char *)(p) - (off))
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/* Bit related macros */
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#define BIT(n) (1ULL << (n))
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#define ISSET(v, f) ((v) & (f))
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/* Align up/down a value */
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#define ALIGN_DOWN(value, align) ((value) & ~((align)-1))
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#define ALIGN_UP(value, align) (((value) + (align)-1) & ~((align)-1))
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/* Bitmap helper macros */
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#define SETBIT(a, b) ((a)[(b) >> 3] |= BIT(b % 8))
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#define CLRBIT(a, b) ((a)[(b) >> 3] &= ~BIT(b % 8))
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#define TESTBIT(a, b) (ISSET((a)[(b) >> 3], BIT(b % 8)))
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/* Min/max 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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/* Get number of array elements */
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#define NELEM(a) (sizeof(a) / sizeof(a[0]))
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/* Basic types */
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typedef void VOID;
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typedef _Bool BOOLEAN;
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/* Basic signed types */
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typedef char CHAR;
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typedef short SHORT;
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typedef int LONG;
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typedef long long QUAD;
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typedef QUAD SSIZE;
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/* Basic unsigned types */
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typedef unsigned char UCHAR;
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typedef unsigned short USHORT;
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typedef unsigned int ULONG;
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typedef unsigned long long UQUAD;
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typedef UQUAD USIZE;
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typedef UQUAD UPTR;
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#ifndef __GNUC_VA_LIST
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#define __GNUC_VA_LIST
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typedef __builtin_va_list __gnuc_va_list;
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#endif /* __GNUC_VA_LIST */
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typedef __gnuc_va_list va_list;
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#define va_start(ap, last) __builtin_va_start((ap), last)
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#define va_end(ap) __builtin_va_end((ap))
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#define va_arg(ap, type) __builtin_va_arg((ap), type)
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#endif /* !_SDK_STDEF_H_ */
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