typedcode_t (*write)(node_t*n);
typedcode_t (*read)(node_t*n);
code_t* (*exec)(node_t*n);
typedcode_t (*write)(node_t*n);
typedcode_t (*read)(node_t*n);
code_t* (*exec)(node_t*n);
void node_free(node_t*n);
typedcode_t node_read(node_t*n); //read and free
code_t* node_exec(node_t*n); //exec and free
void node_free(node_t*n);
typedcode_t node_read(node_t*n); //read and free
code_t* node_exec(node_t*n); //exec and free