From 861ed9a339a1cdb15a76f36fb02b309163b87e85 Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Sat, 10 Jan 2004 21:19:56 +0000
Subject: [PATCH] Cleanup ACL parsing, handle properly reload on sip with ACL

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1918 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 acl.c               | 17 ++++++++++-------
 channels/chan_sip.c | 11 ++++++++++-
 2 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/acl.c b/acl.c
index 98e2feab6b..6adc7f3deb 100755
--- a/acl.c
+++ b/acl.c
@@ -69,6 +69,7 @@ struct ast_ha *ast_append_ha(char *sense, char *stuff, struct ast_ha *path)
 {
 	struct ast_ha *ha = malloc(sizeof(struct ast_ha));
 	char *nm;
+	char tmp[256] = "";
 	struct ast_ha *prev = NULL;
 	struct ast_ha *ret;
 	ret = path;
@@ -77,21 +78,23 @@ struct ast_ha *ast_append_ha(char *sense, char *stuff, struct ast_ha *path)
 		path = path->next;
 	}
 	if (ha) {
-		char *stringp=NULL;
-		stringp=stuff;
-		strsep(&stringp, "/");
-		nm = strsep(&stringp, "/");
+		strncpy(tmp, stuff, sizeof(tmp) - 1);
+		nm = strchr(tmp, '/');
 		if (!nm)
 			nm = "255.255.255.255";
-		if (!inet_aton(stuff, &ha->netaddr)) {
+		else {
+			*nm = '\0';
+			nm++;
+		}
+		if (!inet_aton(tmp, &ha->netaddr)) {
 			ast_log(LOG_WARNING, "%s not a valid IP\n", stuff);
 			free(ha);
-			return NULL;
+			return path;
 		}
 		if (!inet_aton(nm, &ha->netmask)) {
 			ast_log(LOG_WARNING, "%s not a valid netmask\n", nm);
 			free(ha);
-			return NULL;
+			return path;
 		}
 		ha->netaddr.s_addr &= ha->netmask.s_addr;
 		if (!strncasecmp(sense, "p", 1)) {
diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index d2eb678757..8e963951ae 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -5791,11 +5791,13 @@ static struct sip_user *build_user(char *name, struct ast_variable *v)
 {
 	struct sip_user *user;
 	int format;
+	struct ast_ha *oldha = NULL;
 	user = (struct sip_user *)malloc(sizeof(struct sip_user));
 	if (user) {
 		memset(user, 0, sizeof(struct sip_user));
 		strncpy(user->name, name, sizeof(user->name)-1);
-
+		oldha = user->ha;
+		user->ha = NULL;
 		/* set the usage flag to a sane staring value*/
 		user->inUse = 0;
 		user->outUse = 0;
@@ -5888,6 +5890,8 @@ static struct sip_user *build_user(char *name, struct ast_variable *v)
 		else if (strlen(user->md5secret))
 		        strncpy(user->methods, "md5", sizeof(user->methods) - 1);
 	}
+	if (oldha)
+		ast_free_ha(oldha);
 	return user;
 }
 
@@ -5918,6 +5922,7 @@ static struct sip_peer *build_peer(char *name, struct ast_variable *v)
 {
 	struct sip_peer *peer;
 	struct sip_peer *prev;
+	struct ast_ha *oldha = NULL;
 	int maskfound=0;
 	int format;
 	int found=0;
@@ -5955,6 +5960,8 @@ static struct sip_peer *build_peer(char *name, struct ast_variable *v)
 			peer->addr.sin_port = htons(DEFAULT_SIP_PORT);
 			peer->expiry = expiry;
 		}
+		oldha = peer->ha;
+		peer->ha = NULL;
 		peer->capability = capability;
 		/* Assume can reinvite */
 		peer->canreinvite = REINVITE_INVITE;
@@ -6075,6 +6082,8 @@ static struct sip_peer *build_peer(char *name, struct ast_variable *v)
 			reg_source_db(peer);
 		peer->delme = 0;
 	}
+	if (oldha)
+		ast_free_ha(oldha);
 	return peer;
 }