17#ifndef ZEPHYR_MODEM_PPP_
18#define ZEPHYR_MODEM_PPP_
40enum modem_ppp_receive_state {
42 MODEM_PPP_RECEIVE_STATE_HDR_SOF = 0,
43 MODEM_PPP_RECEIVE_STATE_HDR_FF,
44 MODEM_PPP_RECEIVE_STATE_HDR_7D,
45 MODEM_PPP_RECEIVE_STATE_HDR_23,
47 MODEM_PPP_RECEIVE_STATE_WRITING,
49 MODEM_PPP_RECEIVE_STATE_UNESCAPING,
52enum modem_ppp_transmit_state {
54 MODEM_PPP_TRANSMIT_STATE_IDLE = 0,
56 MODEM_PPP_TRANSMIT_STATE_SOF,
57 MODEM_PPP_TRANSMIT_STATE_HDR_FF,
58 MODEM_PPP_TRANSMIT_STATE_HDR_7D,
59 MODEM_PPP_TRANSMIT_STATE_HDR_23,
61 MODEM_PPP_TRANSMIT_STATE_PROTOCOL_HIGH,
62 MODEM_PPP_TRANSMIT_STATE_ESCAPING_PROTOCOL_HIGH,
63 MODEM_PPP_TRANSMIT_STATE_PROTOCOL_LOW,
64 MODEM_PPP_TRANSMIT_STATE_ESCAPING_PROTOCOL_LOW,
66 MODEM_PPP_TRANSMIT_STATE_DATA,
67 MODEM_PPP_TRANSMIT_STATE_ESCAPING_DATA,
69 MODEM_PPP_TRANSMIT_STATE_FCS_LOW,
70 MODEM_PPP_TRANSMIT_STATE_ESCAPING_FCS_LOW,
71 MODEM_PPP_TRANSMIT_STATE_FCS_HIGH,
72 MODEM_PPP_TRANSMIT_STATE_ESCAPING_FCS_HIGH,
74 MODEM_PPP_TRANSMIT_STATE_EOF,
92 struct modem_pipe *pipe;
95 enum modem_ppp_receive_state receive_state;
98 struct net_pkt *rx_pkt;
101 enum modem_ppp_transmit_state transmit_state;
102 struct net_pkt *tx_pkt;
108 struct ring_buf transmit_rb;
110 struct k_fifo tx_pkt_fifo;
113 struct k_work send_work;
114 struct k_work process_work;
116#if defined(CONFIG_NET_STATISTICS_PPP)
117 struct net_stats_ppp stats;
120#if CONFIG_MODEM_STATS
121 struct modem_stats_buffer receive_buf_stats;
122 struct modem_stats_buffer transmit_buf_stats;
162int modem_ppp_init_internal(
const struct device *dev);
181#define MODEM_PPP_DEFINE(_name, _init_iface, _prio, _mtu, _buf_size) \
182 extern const struct ppp_api modem_ppp_ppp_api; \
184 static uint8_t _CONCAT(_name, _receive_buf)[_buf_size]; \
185 static uint8_t _CONCAT(_name, _transmit_buf)[_buf_size]; \
187 static struct modem_ppp _name = { \
188 .init_iface = _init_iface, \
189 .receive_buf = _CONCAT(_name, _receive_buf), \
190 .transmit_buf = _CONCAT(_name, _transmit_buf), \
191 .buf_size = _buf_size, \
194 NET_DEVICE_INIT(_CONCAT(ppp_net_dev_, _name), "modem_ppp_" # _name, \
195 modem_ppp_init_internal, NULL, &_name, NULL, _prio, &modem_ppp_ppp_api, \
196 PPP_L2, NET_L2_GET_CTX_TYPE(PPP_L2), _mtu)
long atomic_t
Definition atomic_types.h:15
int modem_ppp_attach(struct modem_ppp *ppp, struct modem_pipe *pipe)
Attach pipe to instance and connect.
struct net_if * modem_ppp_get_iface(struct modem_ppp *ppp)
Get network interface modem PPP instance is bound to.
void modem_ppp_release(struct modem_ppp *ppp)
Release pipe from instance.
void(* modem_ppp_init_iface)(struct net_if *iface)
L2 network interface init callback.
Definition ppp.h:34
Public API for network interface.
Network packet buffer descriptor API.
state
Definition parser_state.h:29
__UINT8_TYPE__ uint8_t
Definition stdint.h:88
__UINT16_TYPE__ uint16_t
Definition stdint.h:89
Runtime device structure (in ROM) per driver instance.
Definition device.h:510
Network Interface structure.
Definition net_if.h:726