Author: rmudgett
Date: Wed Aug 27 19:44:59 2014
New Revision: 422216

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=422216
Log:
res/res_pjsip/pjsip_options.c: Eliminate excessive RAII_VAR usage.

* Fix off nominal ref leak in find_or_create_contact_status().

* Add missing NULL check of status in update_contact_status() and
init_start_time().
........

Merged revisions 422214 from http://svn.asterisk.org/svn/asterisk/branches/12
........

Merged revisions 422215 from http://svn.asterisk.org/svn/asterisk/branches/13

Modified:
    trunk/   (props changed)
    trunk/res/res_pjsip/pjsip_options.c

Propchange: trunk/
------------------------------------------------------------------------------
Binary property 'branch-13-merged' - no diff available.

Modified: trunk/res/res_pjsip/pjsip_options.c
URL: 
http://svnview.digium.com/svn/asterisk/trunk/res/res_pjsip/pjsip_options.c?view=diff&rev=422216&r1=422215&r2=422216
==============================================================================
--- trunk/res/res_pjsip/pjsip_options.c (original)
+++ trunk/res/res_pjsip/pjsip_options.c Wed Aug 27 19:44:59 2014
@@ -59,18 +59,17 @@
  */
 static struct ast_sip_contact_status *find_or_create_contact_status(const 
struct ast_sip_contact *contact)
 {
-       struct ast_sip_contact_status *status = ast_sorcery_retrieve_by_id(
-               ast_sip_get_sorcery(), CONTACT_STATUS,
+       struct ast_sip_contact_status *status;
+
+       status = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), 
CONTACT_STATUS,
                ast_sorcery_object_get_id(contact));
-
        if (status) {
                return status;
        }
 
-       if (!(status = ast_sorcery_alloc(
-                     ast_sip_get_sorcery(), CONTACT_STATUS,
-                     ast_sorcery_object_get_id(contact)))) {
-
+       status = ast_sorcery_alloc(ast_sip_get_sorcery(), CONTACT_STATUS,
+               ast_sorcery_object_get_id(contact));
+       if (!status) {
                ast_log(LOG_ERROR, "Unable to create ast_sip_contact_status for 
contact %s\n",
                        contact->uri);
                return NULL;
@@ -79,6 +78,7 @@
        if (ast_sorcery_create(ast_sip_get_sorcery(), status)) {
                ast_log(LOG_ERROR, "Unable to persist ast_sip_contact_status 
for contact %s\n",
                        contact->uri);
+               ao2_ref(status, -1);
                return NULL;
        }
 
@@ -90,18 +90,22 @@
  * \brief Update an ast_sip_contact_status's elements.
  */
 static void update_contact_status(const struct ast_sip_contact *contact,
-                                 enum ast_sip_contact_status_type value)
-{
-       RAII_VAR(struct ast_sip_contact_status *, status,
-                find_or_create_contact_status(contact), ao2_cleanup);
-
-       RAII_VAR(struct ast_sip_contact_status *, update, ast_sorcery_alloc(
-                     ast_sip_get_sorcery(), CONTACT_STATUS,
-                     ast_sorcery_object_get_id(status)), ao2_cleanup);
-
+       enum ast_sip_contact_status_type value)
+{
+       struct ast_sip_contact_status *status;
+       struct ast_sip_contact_status *update;
+
+       status = find_or_create_contact_status(contact);
+       if (!status) {
+               return;
+       }
+
+       update = ast_sorcery_alloc(ast_sip_get_sorcery(), CONTACT_STATUS,
+               ast_sorcery_object_get_id(status));
        if (!update) {
                ast_log(LOG_ERROR, "Unable to create update 
ast_sip_contact_status for contact %s\n",
                        contact->uri);
+               ao2_ref(status, -1);
                return;
        }
 
@@ -118,6 +122,9 @@
                ast_log(LOG_ERROR, "Unable to update ast_sip_contact_status for 
contact %s\n",
                        contact->uri);
        }
+
+       ao2_ref(update, -1);
+       ao2_ref(status, -1);
 }
 
 /*!
@@ -127,16 +134,20 @@
  */
 static void init_start_time(const struct ast_sip_contact *contact)
 {
-       RAII_VAR(struct ast_sip_contact_status *, status,
-                find_or_create_contact_status(contact), ao2_cleanup);
-
-       RAII_VAR(struct ast_sip_contact_status *, update, ast_sorcery_alloc(
-                     ast_sip_get_sorcery(), CONTACT_STATUS,
-                     ast_sorcery_object_get_id(status)), ao2_cleanup);
-
+       struct ast_sip_contact_status *status;
+       struct ast_sip_contact_status *update;
+
+       status = find_or_create_contact_status(contact);
+       if (!status) {
+               return;
+       }
+
+       update = ast_sorcery_alloc(ast_sip_get_sorcery(), CONTACT_STATUS,
+               ast_sorcery_object_get_id(status));
        if (!update) {
                ast_log(LOG_ERROR, "Unable to create update 
ast_sip_contact_status for contact %s\n",
                        contact->uri);
+               ao2_ref(status, -1);
                return;
        }
 
@@ -146,6 +157,9 @@
                ast_log(LOG_ERROR, "Unable to update ast_sip_contact_status for 
contact %s\n",
                        contact->uri);
        }
+
+       ao2_ref(update, -1);
+       ao2_ref(status, -1);
 }
 
 /*!
@@ -183,19 +197,25 @@
        }
 
        aors = ast_strdupa(endpoint->aors);
-
        while ((aor_name = strsep(&aors, ","))) {
-               RAII_VAR(struct ast_sip_aor *, aor,
-                        ast_sip_location_retrieve_aor(aor_name), ao2_cleanup);
-               RAII_VAR(struct ao2_container *, contacts, NULL, ao2_cleanup);
-
-               if (!aor || !(contacts = 
ast_sip_location_retrieve_aor_contacts(aor))) {
+               struct ast_sip_aor *aor;
+               struct ao2_container *contacts;
+
+               aor = ast_sip_location_retrieve_aor(aor_name);
+               if (!aor) {
                        continue;
                }
 
+               contacts = ast_sip_location_retrieve_aor_contacts(aor);
+               ao2_ref(aor, -1);
+               if (!contacts) {
+                       continue;
+               }
+
                contact = ao2_callback(contacts, 0, match_contact_id, 
looking_for);
+               ao2_ref(contacts, -1);
                if (contact) {
-                       ao2_ref(contact,  -1);
+                       ao2_ref(contact, -1);
                        return CMP_MATCH;
                }
        }
@@ -209,10 +229,13 @@
  */
 static struct ast_sip_endpoint *find_an_endpoint(struct ast_sip_contact 
*contact)
 {
-       RAII_VAR(struct ao2_container *, endpoints, ast_sip_get_endpoints(), 
ao2_cleanup);
        char *looking_for = (char *) ast_sorcery_object_get_id(contact);
-
-       return ao2_callback(endpoints, 0, on_endpoint, looking_for);
+       struct ao2_container *endpoints = ast_sip_get_endpoints();
+       struct ast_sip_endpoint *endpoint;
+
+       endpoint = ao2_callback(endpoints, 0, on_endpoint, looking_for);
+       ao2_ref(endpoints, -1);
+       return endpoint;
 }
 
 /*!
@@ -322,6 +345,7 @@
 static void sched_data_destructor(void *obj)
 {
        struct sched_data *data = obj;
+
        ao2_cleanup(data->contact);
 }
 /*!
@@ -349,8 +373,12 @@
  */
 static int qualify_contact_task(void *obj)
 {
-       RAII_VAR(struct ast_sip_contact *, contact, obj, ao2_cleanup);
-       return qualify_contact(NULL, contact);
+       struct ast_sip_contact *contact = obj;
+       int res;
+
+       res = qualify_contact(NULL, contact);
+       ao2_ref(contact, -1);
+       return res;
 }
 
 /*!
@@ -359,7 +387,7 @@
  */
 static int qualify_contact_sched(const void *obj)
 {
-       struct sched_data *data = (struct sched_data *)obj;
+       struct sched_data *data = (struct sched_data *) obj;
 
        ao2_ref(data->contact, +1);
        if (ast_sip_push_task(NULL, qualify_contact_task, data->contact)) {
@@ -436,7 +464,7 @@
  */
 static void contact_created(const void *obj)
 {
-       qualify_and_schedule((struct ast_sip_contact *)obj);
+       qualify_and_schedule((struct ast_sip_contact *) obj);
 }
 
 /*!
@@ -445,14 +473,14 @@
  */
 static void contact_deleted(const void *obj)
 {
-       struct ast_sip_contact *contact = (struct ast_sip_contact *)obj;
-       RAII_VAR(struct ast_sip_contact_status *, status, NULL, ao2_cleanup);
+       struct ast_sip_contact *contact = (struct ast_sip_contact *) obj;
+       struct ast_sip_contact_status *status;
 
        unschedule_qualify(contact);
 
-       if (!(status = ast_sorcery_retrieve_by_id(
-                     ast_sip_get_sorcery(), CONTACT_STATUS,
-                     ast_sorcery_object_get_id(contact)))) {
+       status = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), 
CONTACT_STATUS,
+               ast_sorcery_object_get_id(contact));
+       if (!status) {
                return;
        }
 
@@ -460,6 +488,7 @@
                ast_log(LOG_ERROR, "Unable to delete ast_sip_contact_status for 
contact %s\n",
                        contact->uri);
        }
+       ao2_ref(status, -1);
 }
 
 static const struct ast_sorcery_observer contact_observer = {
@@ -644,7 +673,8 @@
  */
 static int cli_qualify_contacts(void *data)
 {
-       char *aor_name, *aors;
+       char *aors;
+       char *aor_name;
        RAII_VAR(struct qualify_data *, qual_data, data, qualify_data_destroy);
        struct ast_sip_endpoint *endpoint = qual_data->endpoint;
        int cli_fd = qual_data->cli_fd;
@@ -657,18 +687,23 @@
        }
 
        aors = ast_strdupa(endpoint->aors);
-
        while ((aor_name = strsep(&aors, ","))) {
-               RAII_VAR(struct ast_sip_aor *, aor,
-                        ast_sip_location_retrieve_aor(aor_name), ao2_cleanup);
-               RAII_VAR(struct ao2_container *, contacts, NULL, ao2_cleanup);
-
-               if (!aor || !(contacts = 
ast_sip_location_retrieve_aor_contacts(aor))) {
+               struct ast_sip_aor *aor;
+               struct ao2_container *contacts;
+
+               aor = ast_sip_location_retrieve_aor(aor_name);
+               if (!aor) {
                        continue;
                }
 
-               ast_cli(cli_fd, "Sending qualify to endpoint %s\n", 
endpoint_name);
-               ao2_callback_data(contacts, OBJ_NODATA, cli_on_contact, 
&cli_fd, endpoint);
+               contacts = ast_sip_location_retrieve_aor_contacts(aor);
+               if (contacts) {
+                       ast_cli(cli_fd, "Sending qualify to endpoint %s\n", 
endpoint_name);
+                       ao2_callback_data(contacts, OBJ_NODATA, cli_on_contact, 
&cli_fd, endpoint);
+                       ao2_ref(contacts, -1);
+               }
+
+               ao2_ref(aor, -1);
        }
        return 0;
 }
@@ -722,9 +757,10 @@
 static int ami_contact_cb(void *obj, void *arg, int flags)
 {
        struct ast_sip_contact *contact = obj;
+
        ao2_ref(contact, +1);
        if (ast_sip_push_task(NULL, qualify_contact_task, contact)) {
-               ao2_cleanup(contact);
+               ao2_ref(contact, -1);
        }
        return 0;
 }
@@ -733,16 +769,15 @@
 {
        const char *endpoint_name = astman_get_header(m, "Endpoint");
        RAII_VAR(struct ast_sip_endpoint *, endpoint, NULL, ao2_cleanup);
-       char *aor_name, *aors;
+       char *aors;
+       char *aor_name;
 
        if (ast_strlen_zero(endpoint_name)) {
                astman_send_error(s, m, "Endpoint parameter missing.");
                return 0;
        }
 
-       endpoint = ast_sorcery_retrieve_by_id(
-               ast_sip_get_sorcery(),
-               "endpoint",
+       endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint",
                endpoint_name);
        if (!endpoint) {
                astman_send_error(s, m, "Unable to retrieve endpoint\n");
@@ -756,17 +791,22 @@
        }
 
        aors = ast_strdupa(endpoint->aors);
-
        while ((aor_name = strsep(&aors, ","))) {
-               RAII_VAR(struct ast_sip_aor *, aor,
-                        ast_sip_location_retrieve_aor(aor_name), ao2_cleanup);
-               RAII_VAR(struct ao2_container *, contacts, NULL, ao2_cleanup);
-
-               if (!aor || !(contacts = 
ast_sip_location_retrieve_aor_contacts(aor))) {
+               struct ast_sip_aor *aor;
+               struct ao2_container *contacts;
+
+               aor = ast_sip_location_retrieve_aor(aor_name);
+               if (!aor) {
                        continue;
                }
 
-               ao2_callback(contacts, OBJ_NODATA, ami_contact_cb, NULL);
+               contacts = ast_sip_location_retrieve_aor_contacts(aor);
+               if (contacts) {
+                       ao2_callback(contacts, OBJ_NODATA, ami_contact_cb, 
NULL);
+                       ao2_ref(contacts, -1);
+               }
+
+               ao2_ref(aor, -1);
        }
 
        astman_send_ack(s, m, "Endpoint found, will qualify");
@@ -879,25 +919,30 @@
 static int qualify_and_schedule_all_cb(void *obj, void *arg, int flags)
 {
        struct ast_sip_endpoint *endpoint = obj;
-       char *aor_name, *aors;
+       char *aors;
+       char *aor_name;
 
        if (ast_strlen_zero(endpoint->aors)) {
                return 0;
        }
 
        aors = ast_strdupa(endpoint->aors);
-
        while ((aor_name = strsep(&aors, ","))) {
-               RAII_VAR(struct ast_sip_aor *, aor,
-                        ast_sip_location_retrieve_aor(aor_name), ao2_cleanup);
+               struct ast_sip_aor *aor;
                struct ao2_container *contacts;
 
-               if (!aor || !(contacts = 
ast_sip_location_retrieve_aor_contacts(aor))) {
+               aor = ast_sip_location_retrieve_aor(aor_name);
+               if (!aor) {
                        continue;
                }
 
-               ao2_callback(contacts, OBJ_NODATA, qualify_and_schedule_cb, 
aor);
-               ao2_ref(contacts, -1);
+               contacts = ast_sip_location_retrieve_aor_contacts(aor);
+               if (contacts) {
+                       ao2_callback(contacts, OBJ_NODATA, 
qualify_and_schedule_cb, aor);
+                       ao2_ref(contacts, -1);
+               }
+
+               ao2_ref(aor, -1);
        }
 
        return 0;
@@ -911,8 +956,7 @@
                return;
        }
 
-       ao2_callback(endpoints, OBJ_NODATA,
-                    qualify_and_schedule_all_cb, NULL);
+       ao2_callback(endpoints, OBJ_NODATA, qualify_and_schedule_all_cb, NULL);
        ao2_ref(endpoints, -1);
 }
 


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