bsd/kern/tty_subr.c

77  * it can free c_cq and set it to NULL. This speeds things up,
112 		MALLOC_ZONE(clp->c_cq, u_char *, QMEM(size), M_TTYS, M_WAITOK);
113 		if (!clp->c_cq) {
119 		clp->c_cq = (u_char *)0;
133 	if(clp->c_cq)
134 		FREE_ZONE(clp->c_cq, QMEM(clp->c_cn), M_TTYS);
135 	clp->c_cs = clp->c_cq = (u_char *)0;
151 	if (clp->c_cq) {
153 		if (isset(clp->c_cq, clp->c_cf - clp->c_cs) )
156 		if (*(clp->c_cf - clp->c_cs + clp->c_cq))
222 		    isset(clp->c_cq, i))) {
294 	if (clp->c_cq) {
297 			setbit(clp->c_cq, i);
299 			clrbit(clp->c_cq, i);
301 		q = clp->c_cq + i;
389 		if (clp->c_cq) {
391 			clrbits(clp->c_cq, clp->c_cl - clp->c_cs, cc);
393 			bzero(clp->c_cl - clp->c_cs + clp->c_cq, cc);
433 	if (clp->c_cq) {
435 		if (isset(clp->c_cq, cp - clp->c_cs))
438 		if (*(clp->c_cf - clp->c_cs + clp->c_cq))
465 	if(clp->c_cq) {
467 		if (isset(clp->c_cq, cp - clp->c_cs))
470 		if (*(cp - clp->c_cs + clp->c_cq))
495 	if (clp->c_cq) {
497 		if (isset(clp->c_cq, clp->c_cl - clp->c_cs))
500 		if (*(clp->c_cf - clp->c_cs + clp->c_cq))