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https://github.com/AsahiLinux/u-boot
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44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
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/* SPDX-License-Identifier: (GPL-2.0 or BSD-3-Clause-Clear) */
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/**
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* Copyright (c) 2016-present, Yann Collet, Facebook, Inc.
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* All rights reserved.
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*/
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/* Note : this module is expected to remain private, do not expose it */
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#ifndef ERROR_H_MODULE
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#define ERROR_H_MODULE
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/* ****************************************
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* Dependencies
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******************************************/
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#include <linux/types.h> /* size_t */
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#include <linux/zstd.h> /* enum list */
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/* ****************************************
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* Compiler-specific
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******************************************/
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#define ERR_STATIC static __attribute__((unused))
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/*-****************************************
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* Customization (error_public.h)
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******************************************/
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typedef ZSTD_ErrorCode ERR_enum;
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#define PREFIX(name) ZSTD_error_##name
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/*-****************************************
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* Error codes handling
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******************************************/
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#define ERROR(name) ((size_t)-PREFIX(name))
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ERR_STATIC unsigned ERR_isError(size_t code) { return (code > ERROR(maxCode)); }
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ERR_STATIC ERR_enum ERR_getErrorCode(size_t code)
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{
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if (!ERR_isError(code))
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return (ERR_enum)0;
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return (ERR_enum)(0 - code);
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}
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#endif /* ERROR_H_MODULE */
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