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96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
/** See the end of this file for copyright and license terms. */
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#pragma once
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#include "neo/_stddef.h"
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typedef __INT8_TYPE__ i8;
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typedef __INT16_TYPE__ i16;
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typedef __INT32_TYPE__ i32;
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typedef __INT64_TYPE__ i64;
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typedef __UINT8_TYPE__ u8;
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typedef __UINT8_TYPE__ byte;
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typedef __UINT16_TYPE__ u16;
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typedef __UINT32_TYPE__ u32;
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typedef __UINT64_TYPE__ u64;
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typedef __SIZE_TYPE__ usize;
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typedef __PTRDIFF_TYPE__ isize;
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/** A single Unicode character (32 bits) */
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typedef u32 nchar;
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typedef float f32;
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typedef double f64;
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typedef long double f128;
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#ifdef __cplusplus
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/* TODO: This is probably not a good idea */
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#define __neo_atomic_type volatile int
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#else
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typedef _Bool bool;
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# ifdef __STDC_NO_ATOMICS__
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# error "Atomic types are not implemented"
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# else
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# define __neo_atomic_type _Atomic int
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# endif
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#endif
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/**
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* Declare a length field in a structure.
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* This makes it compatible with the `nlen` macro.
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*
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* @param name: field name, will be of type `usize`
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*/
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#define NLEN_FIELD(name) \
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union { \
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usize name; \
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volatile const usize __neo_nlen; \
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}
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struct _neo_nref {
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void (*_destroy)(void *);
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/** byte offset into the struct this is embedded in */
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usize _offset;
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__neo_atomic_type _count;
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};
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/**
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* A basic reference counter for data structures.
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* Embed this into your data structure using the `NREF_FIELD` macro, initialize
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* it using `nref_init`, and use `nget` and `nput` to increment/decrement the
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* reference counter.
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*/
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typedef struct _neo_nref nref_t;
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#define NREF_FIELD nref_t __neo_nref
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struct _neo_string {
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/* The *amount of Unicode code points*, NOT amount of bytes */
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NLEN_FIELD(_len);
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NREF_FIELD;
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/* physical size in bytes, including the four NUL terminators */
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usize _size;
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char *_data;
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};
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typedef struct _neo_string string;
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struct _neo_error {
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string *_message;
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u32 _number;
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u32 _flags; /* see src/error.c */
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};
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typedef struct _neo_error error;
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/*
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* This file is part of libneo.
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* Copyright (c) 2021 Fefie <owo@fef.moe>.
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*
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* libneo is non-violent software: you may only use, redistribute,
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* and/or modify it under the terms of the CNPLv6+ as found in
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* the LICENSE file in the source code root directory or at
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* <https://git.pixie.town/thufie/CNPL>.
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*
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* libneo comes with ABSOLUTELY NO WARRANTY, to the extent
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* permitted by applicable law. See the CNPLv6+ for details.
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*/
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