Nils O. Selåsdal
35 lines
534 B
C
35 lines
534 B
C
#pragma once
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#include "base_core.h"
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typedef U32 ArenaFlags;
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typedef struct ArenaParams ArenaParams;
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enum {
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ArenaFlag_UseMalloc = (1 << 0),
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};
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struct ArenaParams {
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U32 size;
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ArenaFlags flags; // No flags defined yet
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};
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typedef struct Arena Arena;
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struct Arena {
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Arena *current;
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U8 *base;
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U32 size;
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U32 pos;
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ArenaFlags flags;
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Arena *prev;
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};
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StaticAssert(sizeof(Arena) <= 64);
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#define ARENA_HEADER_SZ 64
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INLINE U32 arena_available(const Arena *arena)
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{
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return arena->size - arena->pos;
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}
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