194 void extractRole(std::string *roleName) {  in extractRole()  argument
197     first = roleName->find("[");  in extractRole()
198     last = roleName->find("]");  in extractRole()
201         *roleName = roleName->substr(first + 1, last - first - 1);  in extractRole()
368     std::string roleName;  in getCurrentRoleHelper()  local
402     if (readFile(filename, &roleName)) {  in getCurrentRoleHelper()
407     extractRole(&roleName);  in getCurrentRoleHelper()
409     if (roleName == "source") {  in getCurrentRoleHelper()
411     } else if (roleName == "sink") {  in getCurrentRoleHelper()
413     } else if (roleName == "host") {  in getCurrentRoleHelper()
418     } else if (roleName == "device") {  in getCurrentRoleHelper()
423     } else if (roleName != "none") {  in getCurrentRoleHelper()