Skinny: allow skinny-default-soft-key-set-set per device

conf/directory/default/skinny-example.xml

@@ -3,6 +3,7 @@
    <params>
     <!-- for devices requesting firmware via SCCP, like ATA186
     <param name="skinny-firmware-version" value="ATA030101SCCP04"
+    <param name="skinny-default-soft-key-set-set" value="default"
     -->
     <param name="foo" value="bar"/>
    </params>

src/mod/endpoints/mod_skinny/mod_skinny.h

@@ -135,6 +135,7 @@ struct listener {
     uint32_t device_type;
     
 	char firmware_version[16];
+	char *default_soft_key_set_set;
 
     switch_socket_t *sock;
     switch_memory_pool_t *pool;

src/mod/endpoints/mod_skinny/skinny_server.c

@@ -999,6 +999,8 @@ switch_status_t skinny_handle_register(listener_t *listener, skinny_message_t *r
 				const char *value = switch_xml_attr_soft(xparam, "value");
 				if (!strcasecmp(name, "skinny-firmware-version")) {
 					strncpy(listener->firmware_version, value, 16);
+				} else if (!strcasecmp(name, "skinny-default-soft-key-set-set")) {
+					listener->default_soft_key_set_set = switch_core_strdup(profile->pool, value);
 				}
 			}
 		}
@@ -1693,14 +1695,19 @@ end:
 
 switch_status_t skinny_handle_soft_key_set_request(listener_t *listener, skinny_message_t *request)
 {
-	skinny_message_t *message;
+	skinny_message_t *message = NULL;
 
-	message = switch_core_hash_find(listener->profile->soft_key_set_sets_hash, "default");
+	if (listener->default_soft_key_set_set) {
+		message = switch_core_hash_find(listener->profile->soft_key_set_sets_hash, listener->default_soft_key_set_set);
+	}
+	if (!message) {
+		message = switch_core_hash_find(listener->profile->soft_key_set_sets_hash, "default");
+	}
 	if (message) {
 		skinny_send_reply(listener, message);
 	} else {
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR,
-			"Profile %s doesn't have a default <soft-key-set-set>. Profile ignored.\n", listener->profile->name);
+			"Profile %s doesn't have a default <soft-key-set-set>.\n", listener->profile->name);
 	}
 
 	/* Init the states */