Files
TCP2UART/App/tcp_client.h

60 lines
1.4 KiB
C

/**
* @file tcp_client.h
* @brief Indexed lwIP RAW TCP client manager.
*/
#ifndef __TCP_CLIENT_H__
#define __TCP_CLIENT_H__
#include <stdbool.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#define TCP_CLIENT_INSTANCE_COUNT 2u
#define TCP_CLIENT_RX_BUFFER_SIZE 512u
#define TCP_CLIENT_RECONNECT_DELAY_MS 3000u
typedef enum {
TCP_CLIENT_STATE_IDLE = 0,
TCP_CLIENT_STATE_CONNECTING,
TCP_CLIENT_STATE_CONNECTED,
TCP_CLIENT_STATE_DISCONNECTED,
TCP_CLIENT_STATE_ERROR
} tcp_client_state_t;
typedef struct {
uint8_t remote_ip[4];
uint16_t local_port;
uint16_t remote_port;
uint16_t reconnect_interval_ms;
bool enabled;
bool auto_reconnect;
} tcp_client_instance_config_t;
typedef struct {
tcp_client_state_t state;
uint32_t rx_bytes;
uint32_t tx_bytes;
uint32_t reconnect_count;
uint32_t errors;
} tcp_client_status_t;
int tcp_client_init_all(void);
int tcp_client_config(uint8_t instance, const tcp_client_instance_config_t *config);
int tcp_client_connect(uint8_t instance);
int tcp_client_disconnect(uint8_t instance);
int tcp_client_send(uint8_t instance, const uint8_t *data, uint16_t len);
int tcp_client_recv(uint8_t instance, uint8_t *data, uint16_t max_len);
bool tcp_client_is_connected(uint8_t instance);
void tcp_client_get_status(uint8_t instance, tcp_client_status_t *status);
void tcp_client_poll(void);
#ifdef __cplusplus
}
#endif
#endif /* __TCP_CLIENT_H__ */