39 lines
981 B
C
39 lines
981 B
C
#pragma once
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#ifndef NAMED_ARRAY_H
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#define NAMED_ARRAY_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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unsigned int element_size;
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unsigned int max_element_count;
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unsigned char* elements;
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unsigned char* used_markers;
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unsigned char marker_count;
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} NamedArray;
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void named_array_init(NamedArray* array, unsigned int element_size, unsigned int max_elements);
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static inline char named_array_used(NamedArray* array, unsigned int id) {
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const unsigned int i = id / 8;
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const unsigned int j = id % 8;
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unsigned char v = array->used_markers[i] & (unsigned char) (1 << j);
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return !!(v);
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}
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void* named_array_alloc(NamedArray* array, unsigned int* new_id);
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void* named_array_reserve(NamedArray* array, unsigned int id);
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void named_array_release(NamedArray* array, unsigned int new_id);
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void* named_array_get(NamedArray* array, unsigned int id);
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void named_array_cleanup(NamedArray* array);
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#ifdef __cplusplus
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}
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#endif
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#endif // NAMED_ARRAY_H
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