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https://github.com/openssl/openssl.git
synced 2026-06-06 20:18:09 +00:00
Bob Beck
2b5d69caca
Unicode codepoints fit in 32 bits so we can use uint32_t instead of unsigned long. Also use OPENSSL_load_XX_be instead of manual shifting. Reviewed-by: Viktor Dukhovni <viktor@openssl.org> Reviewed-by: Norbert Pocs <norbertp@openssl.org> MergeDate: Mon May 18 11:02:37 2026 (Merged from https://github.com/openssl/openssl/pull/30967)
35 lines
920 B
C
35 lines
920 B
C
/*
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* Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_INTERNAL_UNICODE_H
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#define OSSL_INTERNAL_UNICODE_H
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#pragma once
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#include <openssl/e_os2.h>
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#include <stdint.h>
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typedef enum {
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SURROGATE_MIN = UINT32_C(0xd800),
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SURROGATE_MAX = UINT32_C(0xdfff),
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UNICODE_MAX = UINT32_C(0x10ffff),
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UNICODE_LIMIT
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} UNICODE_CONSTANTS;
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static ossl_unused ossl_inline int is_unicode_surrogate(unsigned long value)
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{
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return value >= SURROGATE_MIN && value <= SURROGATE_MAX;
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}
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static ossl_unused ossl_inline int is_unicode_valid(unsigned long value)
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{
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return value <= UNICODE_MAX && !is_unicode_surrogate(value);
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}
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#endif
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