From 05cf8b7c63a59a5a481dacefdc5dfc76415adaaa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= Date: Thu, 30 Apr 2020 14:35:22 +0200 Subject: Drop now unused curl_hostcheck.c One less thirdparty library to document \o/ --- thirdparty/misc/curl_hostcheck.c | 217 --------------------------------------- thirdparty/misc/curl_hostcheck.h | 39 ------- 2 files changed, 256 deletions(-) delete mode 100644 thirdparty/misc/curl_hostcheck.c delete mode 100644 thirdparty/misc/curl_hostcheck.h (limited to 'thirdparty/misc') diff --git a/thirdparty/misc/curl_hostcheck.c b/thirdparty/misc/curl_hostcheck.c deleted file mode 100644 index feef232619..0000000000 --- a/thirdparty/misc/curl_hostcheck.c +++ /dev/null @@ -1,217 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2012, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -/* This file is an amalgamation of hostcheck.c and most of rawstr.c - from cURL. The contents of the COPYING file mentioned above are: - -COPYRIGHT AND PERMISSION NOTICE - -Copyright (c) 1996 - 2013, Daniel Stenberg, . - -All rights reserved. - -Permission to use, copy, modify, and distribute this software for any purpose -with or without fee is hereby granted, provided that the above copyright -notice and this permission notice appear in all copies. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN -NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE -OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of a copyright holder shall not -be used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization of the copyright holder. -*/ - -#include "curl_hostcheck.h" -#include - -/* Portable, consistent toupper (remember EBCDIC). Do not use toupper() because - its behavior is altered by the current locale. */ -static char Curl_raw_toupper(char in) -{ - switch (in) { - case 'a': - return 'A'; - case 'b': - return 'B'; - case 'c': - return 'C'; - case 'd': - return 'D'; - case 'e': - return 'E'; - case 'f': - return 'F'; - case 'g': - return 'G'; - case 'h': - return 'H'; - case 'i': - return 'I'; - case 'j': - return 'J'; - case 'k': - return 'K'; - case 'l': - return 'L'; - case 'm': - return 'M'; - case 'n': - return 'N'; - case 'o': - return 'O'; - case 'p': - return 'P'; - case 'q': - return 'Q'; - case 'r': - return 'R'; - case 's': - return 'S'; - case 't': - return 'T'; - case 'u': - return 'U'; - case 'v': - return 'V'; - case 'w': - return 'W'; - case 'x': - return 'X'; - case 'y': - return 'Y'; - case 'z': - return 'Z'; - } - return in; -} - -/* - * Curl_raw_equal() is for doing "raw" case insensitive strings. This is meant - * to be locale independent and only compare strings we know are safe for - * this. See http://daniel.haxx.se/blog/2008/10/15/strcasecmp-in-turkish/ for - * some further explanation to why this function is necessary. - * - * The function is capable of comparing a-z case insensitively even for - * non-ascii. - */ - -static int Curl_raw_equal(const char *first, const char *second) -{ - while(*first && *second) { - if(Curl_raw_toupper(*first) != Curl_raw_toupper(*second)) - /* get out of the loop as soon as they don't match */ - break; - first++; - second++; - } - /* we do the comparison here (possibly again), just to make sure that if the - loop above is skipped because one of the strings reached zero, we must not - return this as a successful match */ - return (Curl_raw_toupper(*first) == Curl_raw_toupper(*second)); -} - -static int Curl_raw_nequal(const char *first, const char *second, size_t max) -{ - while(*first && *second && max) { - if(Curl_raw_toupper(*first) != Curl_raw_toupper(*second)) { - break; - } - max--; - first++; - second++; - } - if(0 == max) - return 1; /* they are equal this far */ - - return Curl_raw_toupper(*first) == Curl_raw_toupper(*second); -} - -/* - * Match a hostname against a wildcard pattern. - * E.g. - * "foo.host.com" matches "*.host.com". - * - * We use the matching rule described in RFC6125, section 6.4.3. - * http://tools.ietf.org/html/rfc6125#section-6.4.3 - */ - -static int hostmatch(const char *hostname, const char *pattern) -{ - const char *pattern_label_end, *pattern_wildcard, *hostname_label_end; - int wildcard_enabled; - size_t prefixlen, suffixlen; - pattern_wildcard = strchr(pattern, '*'); - if(pattern_wildcard == NULL) - return Curl_raw_equal(pattern, hostname) ? - CURL_HOST_MATCH : CURL_HOST_NOMATCH; - - /* We require at least 2 dots in pattern to avoid too wide wildcard - match. */ - wildcard_enabled = 1; - pattern_label_end = strchr(pattern, '.'); - if(pattern_label_end == NULL || strchr(pattern_label_end+1, '.') == NULL || - pattern_wildcard > pattern_label_end || - Curl_raw_nequal(pattern, "xn--", 4)) { - wildcard_enabled = 0; - } - if(!wildcard_enabled) - return Curl_raw_equal(pattern, hostname) ? - CURL_HOST_MATCH : CURL_HOST_NOMATCH; - - hostname_label_end = strchr(hostname, '.'); - if(hostname_label_end == NULL || - !Curl_raw_equal(pattern_label_end, hostname_label_end)) - return CURL_HOST_NOMATCH; - - /* The wildcard must match at least one character, so the left-most - label of the hostname is at least as large as the left-most label - of the pattern. */ - if(hostname_label_end - hostname < pattern_label_end - pattern) - return CURL_HOST_NOMATCH; - - prefixlen = pattern_wildcard - pattern; - suffixlen = pattern_label_end - (pattern_wildcard+1); - return Curl_raw_nequal(pattern, hostname, prefixlen) && - Curl_raw_nequal(pattern_wildcard+1, hostname_label_end - suffixlen, - suffixlen) ? - CURL_HOST_MATCH : CURL_HOST_NOMATCH; -} - -int Tool_Curl_cert_hostcheck(const char *match_pattern, const char *hostname) -{ - if(!match_pattern || !*match_pattern || - !hostname || !*hostname) /* sanity check */ - return 0; - - if(Curl_raw_equal(hostname, match_pattern)) /* trivial case */ - return 1; - - if(hostmatch(hostname,match_pattern) == CURL_HOST_MATCH) - return 1; - return 0; -} diff --git a/thirdparty/misc/curl_hostcheck.h b/thirdparty/misc/curl_hostcheck.h deleted file mode 100644 index 1b7fbe81e3..0000000000 --- a/thirdparty/misc/curl_hostcheck.h +++ /dev/null @@ -1,39 +0,0 @@ -#ifndef HEADER_TOOL_CURL_HOSTCHECK_H -#define HEADER_TOOL_CURL_HOSTCHECK_H - -#ifdef __cplusplus -extern "C" { -#endif - -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2012, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#define CURL_HOST_NOMATCH 0 -#define CURL_HOST_MATCH 1 -int Tool_Curl_cert_hostcheck(const char *match_pattern, const char *hostname); - -#ifdef __cplusplus -} -#endif - -#endif /* HEADER_CURL_HOSTCHECK_H */ - -- cgit v1.2.3