+ * Parse a signed integer
+ *
+ * If the key does not exist in the src object, returns success but does fill in *dest.
+ *
+ * @param src JSON object to pull a value from
+ * @param key key to pull
+ * @param dest (output) pointer to an allocated integer
+ * @return TR_CFG_SUCCESS or an error code
+ */
+static TR_CFG_RC tr_cfg_parse_integer(json_t *src, const char *key, int *dest)
+{
+ json_t *jtmp;
+
+ /* Validate parameters */
+ if ((src == NULL) || (key == NULL) || (dest == NULL))
+ return TR_CFG_BAD_PARAMS;
+
+ /* See if we have a value for this key; do nothing if not */
+ jtmp = json_object_get(src, key);
+ if (jtmp) {
+ if (json_is_number(jtmp)) {
+ *dest = (int) json_integer_value(jtmp);
+ } else {
+ tr_debug("tr_cfg_parse_unsigned: Parsing error, %s is not a number.", key);
+ return TR_CFG_NOPARSE;
+ }
+ }
+
+ return TR_CFG_SUCCESS;
+}
+
+/**