32 lines
757 B
C
32 lines
757 B
C
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// retoor <retoor@molodetz.nl>
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#ifndef R_MEMORY_H
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#define R_MEMORY_H
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#include <stddef.h>
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typedef struct arena_t {
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char *current_block;
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size_t block_size;
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size_t block_used;
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size_t block_count;
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struct arena_block *blocks;
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} arena_t;
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typedef struct arena_block {
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char *data;
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size_t size;
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struct arena_block *next;
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} arena_block_t;
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arena_t *arena_create(size_t chunk_size);
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void *arena_alloc(arena_t *arena, size_t size);
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char *arena_strdup(arena_t *arena, const char *str);
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void arena_reset(arena_t *arena);
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void arena_destroy(arena_t *arena);
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#define ARENA_ALLOC(arena, type) ((type *)arena_alloc(arena, sizeof(type)))
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#define ARENA_ARRAY(arena, type, count) ((type *)arena_alloc(arena, sizeof(type) * (count)))
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#endif
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