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-rw-r--r--libcurl/src/lib/hostcheck.c147
1 files changed, 0 insertions, 147 deletions
diff --git a/libcurl/src/lib/hostcheck.c b/libcurl/src/lib/hostcheck.c
deleted file mode 100644
index 1bc330d..0000000
--- a/libcurl/src/lib/hostcheck.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, 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.
- *
- ***************************************************************************/
-
-#include "curl_setup.h"
-
-#if defined(USE_OPENSSL) || defined(USE_AXTLS) || defined(USE_GSKIT)
-/* these backends use functions from this file */
-
-#ifdef HAVE_NETINET_IN_H
-#include <netinet/in.h>
-#endif
-
-#include "hostcheck.h"
-#include "rawstr.h"
-#include "inet_pton.h"
-
-#include "curl_memory.h"
-/* The last #include file should be: */
-#include "memdebug.h"
-
-/*
- * 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
- *
- * In addition: ignore trailing dots in the host names and wildcards, so that
- * the names are used normalized. This is what the browsers do.
- *
- * Do not allow wildcard matching on IP numbers. There are apparently
- * certificates being used with an IP address in the CN field, thus making no
- * apparent distinction between a name and an IP. We need to detect the use of
- * an IP address and not wildcard match on such names.
- *
- * NOTE: hostmatch() gets called with copied buffers so that it can modify the
- * contents at will.
- */
-
-static int hostmatch(char *hostname, char *pattern)
-{
- const char *pattern_label_end, *pattern_wildcard, *hostname_label_end;
- int wildcard_enabled;
- size_t prefixlen, suffixlen;
- struct in_addr ignored;
-#ifdef ENABLE_IPV6
- struct sockaddr_in6 si6;
-#endif
-
- /* normalize pattern and hostname by stripping off trailing dots */
- size_t len = strlen(hostname);
- if(hostname[len-1]=='.')
- hostname[len-1]=0;
- len = strlen(pattern);
- if(pattern[len-1]=='.')
- pattern[len-1]=0;
-
- pattern_wildcard = strchr(pattern, '*');
- if(pattern_wildcard == NULL)
- return Curl_raw_equal(pattern, hostname) ?
- CURL_HOST_MATCH : CURL_HOST_NOMATCH;
-
- /* detect IP address as hostname and fail the match if so */
- if(Curl_inet_pton(AF_INET, hostname, &ignored) > 0)
- return CURL_HOST_NOMATCH;
-#ifdef ENABLE_IPV6
- else if(Curl_inet_pton(AF_INET6, hostname, &si6.sin6_addr) > 0)
- return CURL_HOST_NOMATCH;
-#endif
-
- /* 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;
-}
-
-CURL_STATIC int Curl_cert_hostcheck(const char *match_pattern, const char *hostname)
-{
- char *matchp;
- char *hostp;
- int res = 0;
- if(!match_pattern || !*match_pattern ||
- !hostname || !*hostname) /* sanity check */
- ;
- else {
- matchp = strdup(match_pattern);
- if(matchp) {
- hostp = strdup(hostname);
- if(hostp) {
- if(hostmatch(hostp, matchp) == CURL_HOST_MATCH)
- res= 1;
- free(hostp);
- }
- free(matchp);
- }
- }
-
- return res;
-}
-
-#endif /* OPENSSL or AXTLS or GSKIT */