39 lines
995 B
C
39 lines
995 B
C
/*
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* allocator.h
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*
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* Created on: Jan 28, 2020
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* Author: nnosov
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*/
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#ifndef FRAMEWORK_ALLOCATOR_H_
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#define FRAMEWORK_ALLOCATOR_H_
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#include <stddef.h>
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#include <stdint.h>
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typedef struct __pst_allocator pst_allocator;
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typedef void* (*pst_alloc_def)(pst_allocator& alloc, uint32_t size);
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typedef void (*pst_free_def)(pst_allocator& alloc, void* buff);
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typedef void* (*pst_realloc_def)(pst_allocator& alloc, void* buff, uint32_t new_size);
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typedef enum {
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ALLOC_HEAP = 1, // use libc memory allocator
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ALLOC_CUSTOM // use custom allocator in predefined range of memory
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} pst_alloc_type;
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typedef struct __pst_allocator {
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int type;
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void* base;
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uint32_t size;
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// routines
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pst_alloc_def alloc;
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pst_free_def free;
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pst_realloc_def realloc;
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} pst_allocator;
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void pst_alloc_init(pst_allocator& alloc);
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void pst_allocator_init_custom(pst_allocator& alloc, void* buff, uint32_t size);
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#endif /* FRAMEWORK_ALLOCATOR_H_ */
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