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    1: #ifndef HEADER_CURL_STRCASE_H
    2: #define HEADER_CURL_STRCASE_H
    3: /***************************************************************************
    4:  *                                  _   _ ____  _
    5:  *  Project                     ___| | | |  _ \| |
    6:  *                             / __| | | | |_) | |
    7:  *                            | (__| |_| |  _ <| |___
    8:  *                             \___|\___/|_| \_\_____|
    9:  *
   10:  * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
   11:  *
   12:  * This software is licensed as described in the file COPYING, which
   13:  * you should have received as part of this distribution. The terms
   14:  * are also available at https://curl.haxx.se/docs/copyright.html.
   15:  *
   16:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
   17:  * copies of the Software, and permit persons to whom the Software is
   18:  * furnished to do so, under the terms of the COPYING file.
   19:  *
   20:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
   21:  * KIND, either express or implied.
   22:  *
   23:  ***************************************************************************/
   24: 
   25: #include <curl/curl.h>
   26: 
   27: /*
   28:  * Only "raw" case insensitive strings. This is meant to be locale independent
   29:  * and only compare strings we know are safe for this.
   30:  *
   31:  * The function is capable of comparing a-z case insensitively even for
   32:  * non-ascii.
   33:  */
   34: 
   35: #define strcasecompare(a,b) Curl_strcasecompare(a,b)
   36: #define strncasecompare(a,b,c) Curl_strncasecompare(a,b,c)
   37: 
   38: int Curl_strcasecompare(const char *first, const char *second);
   39: int Curl_safe_strcasecompare(const char *first, const char *second);
   40: int Curl_strncasecompare(const char *first, const char *second, size_t max);
   41: 
   42: char Curl_raw_toupper(char in);
   43: 
   44: /* checkprefix() is a shorter version of the above, used when the first
   45:    argument is zero-byte terminated */
   46: #define checkprefix(a,b)    curl_strnequal(a,b,strlen(a))
   47: 
   48: void Curl_strntoupper(char *dest, const char *src, size_t n);
   49: void Curl_strntolower(char *dest, const char *src, size_t n);
   50: 
   51: #endif /* HEADER_CURL_STRCASE_H */