297 static int ppp_save_byte(struct ppp_driver_context *ppp, uint8_t byte)  in ppp_save_byte()  argument
320 		LOG_DBG("Saving byte %02x", byte);  in ppp_save_byte()
339 		ret = net_pkt_write_u8(ppp->pkt, byte);  in ppp_save_byte()
466 static void ppp_handle_client(struct ppp_driver_context *ppp, uint8_t byte)  in ppp_handle_client()  argument
476 	if (byte != client[ppp->client_index]) {  in ppp_handle_client()
478 		if (byte != client[ppp->client_index]) {  in ppp_handle_client()
495 static int ppp_input_byte(struct ppp_driver_context *ppp, uint8_t byte)  in ppp_input_byte()  argument
502 		if (byte == 0x7e) {  in ppp_input_byte()
504 			LOG_DBG("Sync byte (0x%02x) start", byte);  in ppp_input_byte()
508 			ppp_handle_client(ppp, byte);  in ppp_input_byte()
515 		if (byte != 0xff) {  in ppp_input_byte()
517 			if (byte == 0x7e) {  in ppp_input_byte()
523 				byte);  in ppp_input_byte()
530 			LOG_DBG("Address byte (0x%02x) start", byte);  in ppp_input_byte()
538 			ret = ppp_save_byte(ppp, byte);  in ppp_input_byte()
552 		if (byte == 0x7e) {  in ppp_input_byte()
553 			LOG_DBG("End of pkt (0x%02x)", byte);  in ppp_input_byte()
557 			if (byte == 0x7d) {  in ppp_input_byte()
565 				byte ^= 0x20;  in ppp_input_byte()
569 			ret = ppp_save_byte(ppp, byte);  in ppp_input_byte()
793 static uint16_t ppp_escape_byte(uint8_t byte, int *offset)  in ppp_escape_byte()  argument
795 	if (byte == 0x7e || byte == 0x7d || byte < 0x20) {  in ppp_escape_byte()
797 		return (0x7d << 8) | (byte ^ 0x20);  in ppp_escape_byte()
801 	return byte;  in ppp_escape_byte()
812 	uint8_t byte;  in ppp_send()  local
892 	byte = 0x7e;  in ppp_send()
893 	send_off = ppp_send_bytes(ppp, &byte, 1, send_off);  in ppp_send()