625 public void skip_ansi(struct ansi_state *pansi, LWCHAR ch, constant char **pp, constant char *limit)  in skip_ansi()  argument
627 	ansi_step(pansi, ch);  in skip_ansi()
630 	} while (*pp < limit && ansi_step(pansi, ch) == ANSI_MID);  in skip_ansi()
640 	struct ansi_state *pansi;  in ansi_start()  local
644 	pansi = ecalloc(1, sizeof(struct ansi_state));  in ansi_start()
645 	pansi->ostate = OSC_START;  in ansi_start()
646 	pansi->otype = 0;  in ansi_start()
647 	pansi->escs_in_seq = 0;  in ansi_start()
648 	return pansi;  in ansi_start()
682 static ansi_state osc_return(struct ansi_state *pansi, osc8_state ostate, ansi_state astate)  in osc_return()  argument
684 	pansi->ostate = ostate;  in osc_return()
692 static ansi_state ansi_step2(struct ansi_state *pansi, LWCHAR ch, lbool content)  in ansi_step2()  argument
702 	switch (pansi->ostate)  in ansi_step2()
706 			return osc_return(pansi, OSC_INTRO, ANSI_MID);  in ansi_step2()
710 			return osc_return(pansi, OSC_TYPENUM, ANSI_MID);  in ansi_step2()
712 			return osc_return(pansi, OSC_STRING, ANSI_MID);  in ansi_step2()
714 			return osc_return(pansi, OSC_INTRO, ANSI_MID);  in ansi_step2()
716 		pansi->ostate = OSC_START;  in ansi_step2()
721 			if (ckd_mul(&pansi->otype, pansi->otype, 10) ||  in ansi_step2()
722 			    ckd_add(&pansi->otype, pansi->otype, ch - '0'))  in ansi_step2()
723 				return osc_return(pansi, OSC_STRING, ANSI_MID);  in ansi_step2()
724 			return osc_return(pansi, OSC_TYPENUM, ANSI_MID);  in ansi_step2()
727 			return osc_return(pansi, (pansi->otype == 8) ? OSC8_PARAMS : OSC_STRING, ANSI_MID);  in ansi_step2()
730 			return osc_return(pansi, OSC_END_CSI, ANSI_MID);  in ansi_step2()
732 			return osc_return(pansi, OSC_END, ANSI_END);  in ansi_step2()
733 		return osc_return(pansi, OSC_STRING, ANSI_MID);  in ansi_step2()
736 			return osc_return(pansi, OSC8_URI, ANSI_MID);  in ansi_step2()
742 			return osc_return(pansi, OSC_END, valid_osc_type(pansi->otype, content) ? ANSI_END : ANSI_ERR);  in ansi_step2()
745 			pansi->escs_in_seq++;  in ansi_step2()
746 			return osc_return(pansi, OSC_END_CSI, ANSI_MID);  in ansi_step2()
753 			return osc_return(pansi, OSC_END, valid_osc_type(pansi->otype, content) ? ANSI_END : ANSI_ERR);  in ansi_step2()
755 		return osc_return(pansi, OSC_STRING, ANSI_MID);  in ansi_step2()
770 public ansi_state ansi_step(struct ansi_state *pansi, LWCHAR ch)  in ansi_step()  argument
772 	return ansi_step2(pansi, ch, TRUE);  in ansi_step()
778 public osc8_state ansi_osc8_state(struct ansi_state *pansi)  in ansi_osc8_state()  argument
780 	return pansi->ostate;  in ansi_osc8_state()
786 public void ansi_done(struct ansi_state *pansi)  in ansi_done()  argument
788 	free(pansi);  in ansi_done()
1460 	struct ansi_state *pansi = NULL;  in col_vs_pos()  local
1478 		if (pansi != NULL)  in col_vs_pos()
1480 			if (ansi_step(pansi, ch) != ANSI_MID)  in col_vs_pos()
1482 				ansi_done(pansi);  in col_vs_pos()
1483 				pansi = NULL;  in col_vs_pos()
1485 		} else if (ctldisp == OPT_ONPLUS && (pansi = ansi_start(ch)) != NULL)  in col_vs_pos()
1488 			(void) ansi_step(pansi, ch);  in col_vs_pos()
1766 		struct ansi_state *pansi = ansi_start(ch);  in skip_columns()  local
1767 		if (pansi != NULL)  in skip_columns()
1769 			skip_ansi(pansi, ch, &line, eline);  in skip_columns()
1770 			ansi_done(pansi);  in skip_columns()