Function connSetReadHandler

app/redis-6.2.6/src/connection.h:165–167

Register a read handler, to be called when the connection is readable. * If NULL, the existing handler is removed. */

 * If NULL, the existing handler is removed.
 */
static inline int connSetReadHandler(connection *conn, ConnectionCallbackFunc func) {
    return conn->type->set_read_handler(conn, func);
}

/* Set a write handler, and possibly enable a write barrier, this flag is
 * cleared when write handler is changed or removed.