From 11c9ad31156c3bac5627b0539010c87eccc9bba2 Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@systemlinux.org>
Date: Sun, 13 Jan 2008 16:26:17 +0100
Subject: [PATCH] http_send: Make add_perm_list_entry() and
 del_perm_list_entry() generic.

---
 http_send.c | 41 ++++++++++++++++++++++-------------------
 1 file changed, 22 insertions(+), 19 deletions(-)

diff --git a/http_send.c b/http_send.c
index 446cde4f..037d4f24 100644
--- a/http_send.c
+++ b/http_send.c
@@ -391,14 +391,15 @@ static int http_com_off(__a_unused struct sender_command_data *scd)
 	return 1;
 }
 
-static void del_perm_list_entry(struct sender_command_data *scd)
+static void del_acl_entry(struct list_head *acl, struct in_addr addr,
+		int netmask)
 {
 	struct access_info *ai, *tmp;
 
-	list_for_each_entry_safe(ai, tmp, &http_acl, node) {
+	list_for_each_entry_safe(ai, tmp, acl, node) {
 		char *nad = para_strdup(inet_ntoa(ai->addr));
-		if (!strcmp(nad, inet_ntoa(scd->addr)) &&
-				ai->netmask == scd->netmask) {
+		if (!strcmp(nad, inet_ntoa(addr)) &&
+				ai->netmask == netmask) {
 			PARA_NOTICE_LOG("removing %s/%i from access list\n",
 				nad, ai->netmask);
 			list_del(&ai->node);
@@ -408,31 +409,32 @@ static void del_perm_list_entry(struct sender_command_data *scd)
 	}
 }
 
-static void add_perm_list_entry(struct sender_command_data *scd)
+static void add_acl_entry(struct list_head *acl, struct in_addr addr,
+		int netmask)
 {
 	struct access_info *ai = para_malloc(sizeof(struct access_info));
-	ai->addr = scd->addr;
-	ai->netmask = scd->netmask;
+	ai->addr = addr;
+	ai->netmask = netmask;
 	PARA_INFO_LOG("adding %s/%i to access list\n", inet_ntoa(ai->addr),
 		ai->netmask);
-	para_list_add(&ai->node, &http_acl);
+	para_list_add(&ai->node, acl);
 }
 
 static int http_com_deny(struct sender_command_data *scd)
 {
 	if (conf.http_default_deny_given)
-		del_perm_list_entry(scd);
+		del_acl_entry(&http_acl, scd->addr, scd->netmask);
 	else
-		add_perm_list_entry(scd);
+		add_acl_entry(&http_acl, scd->addr, scd->netmask);
 	return 1;
 }
 
 static int http_com_allow(struct sender_command_data *scd)
 {
 	if (conf.http_default_deny_given)
-		add_perm_list_entry(scd);
+		add_acl_entry(&http_acl, scd->addr, scd->netmask);
 	else
-		del_perm_list_entry(scd);
+		del_acl_entry(&http_acl, scd->addr, scd->netmask);
 	return 1;
 }
 
@@ -485,25 +487,26 @@ static char *http_info(void)
 static void init_acl(struct list_head *acl, char * const *acl_info, int num)
 {
 	int i;
-	struct sender_command_data scd;
 
 	INIT_LIST_HEAD(acl);
 	for (i = 0; i < num; i++) {
 		char *arg = para_strdup(acl_info[i]);
 		char *p = strchr(arg, '/');
+		struct in_addr addr;
+		int netmask;
+
 		if (!p)
 			goto err;
 		*p = '\0';
-		if (!inet_pton(AF_INET, arg, &scd.addr))
+		if (!inet_pton(AF_INET, arg, &addr))
 			goto err;
-		scd.netmask = atoi(++p);
-		if (scd.netmask < 0 || scd.netmask > 32)
+		netmask = atoi(++p);
+		if (netmask < 0 || netmask > 32)
 			goto err;
-		add_perm_list_entry(&scd);
+		add_acl_entry(acl, addr, netmask);
 		goto success;
 err:
-		PARA_CRIT_LOG("syntax error for http_access option "
-			"#%d, ignoring\n", i);
+		PARA_CRIT_LOG("syntax error: %s\n", acl_info[i]);
 success:
 		free(arg);
 		continue;
-- 
2.39.2