[sr-dev] git:master: app_lua: use pv spec cache

Daniel-Constantin Mierla miconda at gmail.com
Tue Sep 6 21:49:44 CEST 2011


Module: sip-router
Branch: master
Commit: 08a4bbcecfb878fc520f4a2bab182bda1526ce62
URL:    http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=08a4bbcecfb878fc520f4a2bab182bda1526ce62

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date:   Tue Sep  6 21:47:45 2011 +0200

app_lua: use pv spec cache

- avoid memory leaks when working with PVs that have dynamic name

---

 modules/app_lua/app_lua_sr.c |   48 +++++++++++++++++++++++++++++++----------
 1 files changed, 36 insertions(+), 12 deletions(-)

diff --git a/modules/app_lua/app_lua_sr.c b/modules/app_lua/app_lua_sr.c
index c5f5bf8..1271ba2 100644
--- a/modules/app_lua/app_lua_sr.c
+++ b/modules/app_lua/app_lua_sr.c
@@ -873,9 +873,10 @@ static const luaL_reg _sr_hdr_Map [] = {
 static int lua_sr_pv_get (lua_State *L)
 {
 	str pvn;
-	pv_spec_t pvs;
+	pv_spec_t *pvs;
     pv_value_t val;
 	sr_lua_env_t *env_L;
+	int pl;
 
 	env_L = sr_lua_env_get();
 
@@ -885,13 +886,20 @@ static int lua_sr_pv_get (lua_State *L)
 
 	pvn.len = strlen(pvn.s);
 	LM_DBG("pv get: %s\n", pvn.s);
-	if(pv_parse_spec(&pvn, &pvs)<0)
+	pl = pv_locate_name(&pvn);
+	if(pl != pvn.len)
 	{
-		LM_ERR("unable to parse pv [%s]\n", pvn.s);
+		LM_ERR("invalid pv [%s] (%d/%d)\n", pvn.s, pl, pvn.len);
+		return 0;
+	}
+	pvs = pv_cache_get(&pvn);
+	if(pvs==NULL)
+	{
+		LM_ERR("cannot get pv spec for [%s]\n", pvn.s);
 		return 0;
 	}
 	memset(&val, 0, sizeof(pv_value_t));
-	if(pv_get_spec_value(env_L->msg, &pvs, &val) != 0)
+	if(pv_get_spec_value(env_L->msg, pvs, &val) != 0)
 	{
 		LM_ERR("unable to get pv value for [%s]\n", pvn.s);
 		return 0;
@@ -915,9 +923,10 @@ static int lua_sr_pv_get (lua_State *L)
 static int lua_sr_pv_seti (lua_State *L)
 {
 	str pvn;
-	pv_spec_t pvs;
+	pv_spec_t *pvs;
     pv_value_t val;
 	sr_lua_env_t *env_L;
+	int pl;
 
 	env_L = sr_lua_env_get();
 
@@ -941,12 +950,19 @@ static int lua_sr_pv_seti (lua_State *L)
 
 	pvn.len = strlen(pvn.s);
 	LM_DBG("pv set: %s\n", pvn.s);
-	if(pv_parse_spec(&pvn, &pvs)<0)
+	pl = pv_locate_name(&pvn);
+	if(pl != pvn.len)
 	{
-		LM_ERR("unable to parse pv [%s]\n", pvn.s);
+		LM_ERR("invalid pv [%s] (%d/%d)\n", pvn.s, pl, pvn.len);
 		return 0;
 	}
-	if(pv_set_spec_value(env_L->msg, &pvs, 0, &val)<0)
+	pvs = pv_cache_get(&pvn);
+	if(pvs==NULL)
+	{
+		LM_ERR("cannot get pv spec for [%s]\n", pvn.s);
+		return 0;
+	}
+	if(pv_set_spec_value(env_L->msg, pvs, 0, &val)<0)
 	{
 		LM_ERR("unable to set pv [%s]\n", pvn.s);
 		return 0;
@@ -961,9 +977,10 @@ static int lua_sr_pv_seti (lua_State *L)
 static int lua_sr_pv_sets (lua_State *L)
 {
 	str pvn;
-	pv_spec_t pvs;
+	pv_spec_t *pvs;
     pv_value_t val;
 	sr_lua_env_t *env_L;
+	int pl;
 
 	env_L = sr_lua_env_get();
 
@@ -983,12 +1000,19 @@ static int lua_sr_pv_sets (lua_State *L)
 
 	pvn.len = strlen(pvn.s);
 	LM_DBG("pv set: %s\n", pvn.s);
-	if(pv_parse_spec(&pvn, &pvs)<0)
+	pl = pv_locate_name(&pvn);
+	if(pl != pvn.len)
 	{
-		LM_ERR("unable to parse pv [%s]\n", pvn.s);
+		LM_ERR("invalid pv [%s] (%d/%d)\n", pvn.s, pl, pvn.len);
 		return 0;
 	}
-	if(pv_set_spec_value(env_L->msg, &pvs, 0, &val)<0)
+	pvs = pv_cache_get(&pvn);
+	if(pvs==NULL)
+	{
+		LM_ERR("cannot get pv spec for [%s]\n", pvn.s);
+		return 0;
+	}
+	if(pv_set_spec_value(env_L->msg, pvs, 0, &val)<0)
 	{
 		LM_ERR("unable to set pv [%s]\n", pvn.s);
 		return 0;




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