3  * Generic HDLC support routines for Linux
11 #include <linux/hdlc.h>
32 static struct x25_state *state(hdlc_device *hdlc)  in state()  argument
34 	return hdlc->state;  in state()
95 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_data_transmit()  local
103 	hdlc->xmit(skb, dev); /* Ignore return value :-( */  in x25_data_transmit()
110 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_xmit()  local
111 	struct x25_state *x25st = state(hdlc);  in x25_xmit()
181 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_open()  local
182 	struct x25_state *x25st = state(hdlc);  in x25_open()
194 	if (state(hdlc)->settings.dce)  in x25_open()
197 	if (state(hdlc)->settings.modulo == 128)  in x25_open()
200 	params.window = state(hdlc)->settings.window;  in x25_open()
201 	params.t1 = state(hdlc)->settings.t1;  in x25_open()
202 	params.t2 = state(hdlc)->settings.t2;  in x25_open()
203 	params.n2 = state(hdlc)->settings.n2;  in x25_open()
220 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_close()  local
221 	struct x25_state *x25st = state(hdlc);  in x25_close()
235 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_rx()  local
236 	struct x25_state *x25st = state(hdlc);  in x25_rx()
277 	hdlc_device *hdlc = dev_to_hdlc(dev);  in x25_ioctl()  local
290 		if (copy_to_user(x25_s, &state(hdlc)->settings, size))  in x25_ioctl()
332 		result=hdlc->attach(dev, ENCODING_NRZ,PARITY_CRC16_PR1_CCITT);  in x25_ioctl()
340 		memcpy(&state(hdlc)->settings, &new_settings, size);  in x25_ioctl()
341 		state(hdlc)->up = false;  in x25_ioctl()
342 		spin_lock_init(&state(hdlc)->up_lock);  in x25_ioctl()
380 MODULE_DESCRIPTION("X.25 protocol support for generic HDLC");