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TencentOS-tiny/components/connectivity/mqttclient/network/network.h

56 lines
2.0 KiB
C

/*
* @Author: jiejie
* @Github: https://github.com/jiejieTop
* @Date: 2019-12-09 21:31:02
* @LastEditTime : 2020-01-14 03:38:32
* @Description: the code belongs to jiejie, please keep the author information and source code according to the license.
*/
#ifndef _NETWORK_H_
#define _NETWORK_H_
#include "mqtt_config.h"
#if MQTT_NETWORK_TYPE_TLS
typedef struct network_ssl_params {
const char *ca_crt;
size_t ca_crt_len;
#if defined(MBEDTLS_FS_IO)
const char *cert_file; // public certificate file
const char *key_file; // pravite certificate file
#else
#if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
const char *psk; // PSK string
const char *psk_id; // PSK ID
size_t psk_length; // PSK length
#endif
#endif
unsigned int timeout_ms; // SSL handshake timeout in millisecond
} network_ssl_params_t;
#endif /* MQTT_NETWORK_TYPE_TLS */
typedef struct network_params {
char *addr;
char *port;
#if MQTT_NETWORK_TYPE_TLS
network_ssl_params_t network_ssl_params;
void *nettype_tls_params;
#endif /* MQTT_NETWORK_TYPE_TLS */
} network_params_t;
typedef struct network {
int socket;
network_params_t network_params;
int (*connect)(struct network *);
void (*disconnect)(struct network *);
int (*read)(struct network *, unsigned char *, int, int);
int (*write)(struct network *, unsigned char *, int, int);
} network_t;
int network_init(network_t* n, network_params_t* network_params);
int network_read(network_t* n, unsigned char* buf, int len, int timeout);
int network_write(network_t* n, unsigned char* buf, int len, int timeout);
int network_connect(network_t* n);
void network_release(network_t* n);
#endif