X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/2997e9f7695c645ee0ff47168c5ca136c89831fa..6500e0769a56919df1d47759828104a08df850bb:/access.c

diff --git a/access.c b/access.c
index dcc0ddba..9a023dec 100644
--- a/access.c
+++ b/access.c
@@ -1,37 +1,33 @@
-/* 
-   Copyright (C) Andrew Tridgell 1998
-   
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
-   (at your option) any later version.
-   
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-   
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
 /*
-  hosts allow/deny code for rsync
-
-  */
+ * Routines to authenticate access to a daemon (hosts allow/deny).
+ *
+ * Copyright (C) 1998 Andrew Tridgell
+ * Copyright (C) 2004-2009 Wayne Davison
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, visit the http://fsf.org website.
+ */
 
 #include "rsync.h"
 
-
-static int match_hostname(char *host, char *tok)
+static int match_hostname(const char *host, const char *tok)
 {
 	if (!host || !*host)
 		return 0;
-	return wildmatch(tok, host);
+	return iwildmatch(tok, host);
 }
 
-static int match_binary(char *b1, char *b2, char *mask, int addrlen)
+static int match_binary(const char *b1, const char *b2, const char *mask, int addrlen)
 {
 	int i;
 
@@ -60,7 +56,7 @@ static void make_mask(char *mask, int plen, int addrlen)
 	return;
 }
 
-static int match_address(char *addr, char *tok)
+static int match_address(const char *addr, const char *tok)
 {
 	char *p;
 	struct addrinfo hints, *resa, *rest;
@@ -214,7 +210,7 @@ static int match_address(char *addr, char *tok)
 	return ret;
 }
 
-static int access_match(char *list, char *addr, char *host)
+static int access_match(const char *list, const char *addr, const char *host)
 {
 	char *tok;
 	char *list2 = strdup(list);
@@ -223,8 +219,6 @@ static int access_match(char *list, char *addr, char *host)
 		out_of_memory("access_match");
 
 	strlower(list2);
-	if (host)
-		strlower(host);
 
 	for (tok = strtok(list2, " ,\t"); tok; tok = strtok(NULL, " ,\t")) {
 		if (match_hostname(host, tok) || match_address(addr, tok)) {
@@ -237,7 +231,8 @@ static int access_match(char *list, char *addr, char *host)
 	return 0;
 }
 
-int allow_access(char *addr, char *host, char *allow_list, char *deny_list)
+int allow_access(const char *addr, const char *host,
+		 const char *allow_list, const char *deny_list)
 {
 	if (allow_list && !*allow_list)
 		allow_list = NULL;