82aee127b0
added hot_reload.c for easy hot reloading added xml.c for xml parsing added support for tiny c compiler for mostly everything out of the box fuzzed xml/json/ini parsers
61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
#pragma once
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#include "collatypes.h"
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#ifdef __TINYC__
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#define alignof __alignof__
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#else
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#define alignof _Alignof
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#endif
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typedef enum {
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ARENA_VIRTUAL,
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ARENA_MALLOC,
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ARENA_STATIC,
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} arena_type_e;
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typedef enum {
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ALLOC_FLAGS_NONE = 0,
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ALLOC_NOZERO = 1 << 0,
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ALLOC_SOFT_FAIL = 1 << 1,
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} alloc_flags_e;
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typedef struct arena_t {
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uint8 *start;
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uint8 *current;
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uint8 *end;
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arena_type_e type;
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} arena_t;
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typedef struct {
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arena_type_e type;
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usize allocation;
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byte *static_buffer;
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} arena_desc_t;
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typedef struct {
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arena_t *arena;
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usize count;
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alloc_flags_e flags;
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usize size;
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usize align;
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} arena_alloc_desc_t;
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#define KB(count) ( (count) * 1024)
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#define MB(count) (KB(count) * 1024)
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#define GB(count) (MB(count) * 1024)
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// arena_type_e type, usize allocation, [ byte *static_buffer ]
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#define arenaMake(...) arenaInit(&(arena_desc_t){ __VA_ARGS__ })
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// arena_t *arena, T type, [ usize count, alloc_flags_e flags, usize size, usize align ]
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#define alloc(arenaptr, type, ...) arenaAlloc(&(arena_alloc_desc_t){ .size = sizeof(type), .count = 1, .align = alignof(type), .arena = arenaptr, __VA_ARGS__ })
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arena_t arenaInit(const arena_desc_t *desc);
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void arenaCleanup(arena_t *arena);
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void *arenaAlloc(const arena_alloc_desc_t *desc);
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usize arenaTell(arena_t *arena);
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usize arenaRemaining(arena_t *arena);
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void arenaRewind(arena_t *arena, usize from_start);
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void arenaPop(arena_t *arena, usize amount);
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