Enrico Fraccaroli
38 lines
1.8 KiB
C
38 lines
1.8 KiB
C
/// @file array.h
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/// @brief
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/// @copyright (c) 2014-2023 This file is distributed under the MIT License.
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/// See LICENSE.md for details.
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#pragma once
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#ifdef __KERNEL__
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/// Function for allocating memory for the array.
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#define ARRAY_ALLOC kmalloc
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/// Function for freeing the memory for the array.
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#define ARRAY_FREE kfree
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#else
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/// Function for allocating memory for the array.
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#define ARRAY_ALLOC malloc
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/// Function for freeing the memory for the array.
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#define ARRAY_FREE free
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#endif
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/// @brief Declares a new dynamic-size array structure.
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#define DECLARE_ARRAY(type, name) \
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typedef struct arr_##name##_t { \
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const unsigned size; \
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type *buffer; \
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} arr_##name##_t; \
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arr_##name##_t alloc_arr_##name(unsigned len) \
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{ \
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arr_##name##_t a = { len, len > 0 ? ARRAY_ALLOC(sizeof(type) * len) : NULL }; \
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memset(a.buffer, 0, sizeof(type) * len); \
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return a; \
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} \
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static inline void free_arr_##name(arr_##name##_t *arr) \
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{ \
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ARRAY_FREE(arr->buffer); \
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}
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#undef ARRAY_ALLOC malloc
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#undef ARRAY_FREE free |