60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
// vim:fileencoding=utf-8:foldmethod=marker
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#include "mem_arena_allocator.h"
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#include "mem_arena.h"
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#include "../../mem/mem_os.h"
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#include "../../../common/aliases/aliases.h"
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wapp_intern void *mem_arena_alloc(u64 size, void *alloc_obj);
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wapp_intern void *mem_arena_alloc_aligned(u64 size, u64 alignment, void *alloc_obj);
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wapp_intern void *mem_arena_realloc(void *ptr, u64 old_size, u64 new_size, void *alloc_obj);
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wapp_intern void *mem_arena_realloc_aligned(void *ptr, u64 old_size, u64 new_size, u64 alignment,
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void *alloc_obj);
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Allocator wapp_mem_arena_allocator_init_custom(u64 base_capacity, MemAllocFlags flags, b8 zero_buffer) {
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Allocator allocator = {0};
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b8 initialised = wapp_mem_arena_init_custom((Arena **)(&allocator.obj), base_capacity, flags, zero_buffer);
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if (!initialised) {
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return allocator;
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}
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allocator.alloc = mem_arena_alloc;
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allocator.alloc_aligned = mem_arena_alloc_aligned;
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allocator.realloc = mem_arena_realloc;
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allocator.realloc_aligned = mem_arena_realloc_aligned;
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return allocator;
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}
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void wapp_mem_arena_allocator_clear(Allocator *allocator) {
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wapp_mem_arena_clear((Arena *)(allocator->obj));
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}
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void wapp_mem_arena_allocator_destroy(Allocator *allocator) {
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wapp_mem_arena_destroy((Arena **)(&(allocator->obj)));
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*allocator = (Allocator){0};
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}
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wapp_intern void *mem_arena_alloc(u64 size, void *alloc_obj) {
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Arena *arena = (Arena *)alloc_obj;
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return wapp_mem_arena_alloc(arena, size);
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}
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wapp_intern void *mem_arena_alloc_aligned(u64 size, u64 alignment, void *alloc_obj) {
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Arena *arena = (Arena *)alloc_obj;
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return wapp_mem_arena_alloc_aligned(arena, size, alignment);
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}
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wapp_intern void *mem_arena_realloc(void *ptr, u64 old_size, u64 new_size, void *alloc_obj) {
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Arena *arena = (Arena *)alloc_obj;
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return wapp_mem_arena_realloc(arena, ptr, old_size, new_size);
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}
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wapp_intern void *mem_arena_realloc_aligned(void *ptr, u64 old_size, u64 new_size, u64 alignment,
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void *alloc_obj) {
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Arena *arena = (Arena *)alloc_obj;
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return wapp_mem_arena_realloc_aligned(arena, ptr, old_size, new_size, alignment);
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}
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