tuya_tls.h

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#ifndef TUYA_TLS_H
#define TUYA_TLS_H
 
//mbedtls only used to encryption the seesion,not used to create the seesion
#include "tuya_cloud_types.h"
#include "ssl.h"
#include "tuya_cert_manager.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef PVOID_T tuya_tls_hander;
 
typedef enum {
    TSS_INIT = 0,
    TSS_START,
    TSS_ACCEPT,
    TSS_TLS_HAND,
    TSS_TLS_APP,
} TLS_TCP_STAT_E;
 
typedef INT_T(*tuya_tls_send_cb)(VOID *p_custom_net_ctx, CONST BYTE_T *buf, SIZE_T len);
typedef INT_T(*tuya_tls_recv_cb)(VOID *p_custom_net_ctx, BYTE_T *buf, SIZE_T len);
 
typedef enum {
    TUYA_TLS_PSK_MODE,
    TUYA_TLS_SERVER_CERT_MODE,
    TUYA_TLS_MUTUAL_CERT_MODE,
    TUYA_TLS_HARDWARE_CERT_MODE,
    TUYA_TLS_AWS_FFS_CERT_MODE,
} tuya_tls_mode_t;
 
typedef struct {
    tuya_tls_mode_t mode;
    CHAR_T* hostname;
    UINT_T  port;
    INT_T   timeout;
 
    CHAR_T *psk_key;
    INT_T psk_key_size;
    CHAR_T *psk_id;
    INT_T psk_id_size;
 
    BOOL_T verify;
    CHAR_T *ca_cert;
    INT_T ca_cert_size;
 
    CHAR_T *client_cert;
    INT_T client_cert_size;
    CHAR_T *client_pkey;
    INT_T client_pkey_size;
 
    size_t in_content_len;
    size_t out_content_len;
 
    tuya_tls_send_cb f_send;
    tuya_tls_recv_cb f_recv;
    tuya_tls_event_cb exception_cb;
    void* user_data;
} tuya_tls_config_t;
 
int tuya_tls_random_init(void);
 
int tuya_tls_random(unsigned char *output, size_t output_len);
 
int tuya_tls_random_deinit(void);
 
int tuya_tls_random_reinit(void);
 
VOID tuya_tls_register_constant(IN CHAR_T *p_uuid,  IN CHAR_T *p_authkey, IN CHAR_T *p_psk_key);
 
INT_T tuya_tls_register_x509_crt_der(VOID *p_ctx, UCHAR_T *p_der, UINT_T der_len);
 
OPERATE_RET tuya_tls_init();
 
tuya_tls_hander* tuya_tls_connect_create(void);
 
void tuya_tls_connect_destroy(tuya_tls_hander p_tls_hander);
 
OPERATE_RET tuya_tls_config_set(tuya_tls_hander p_tls_handler, tuya_tls_config_t* config);
 
tuya_tls_config_t* tuya_tls_config_get(tuya_tls_hander p_tls_handler);
 
OPERATE_RET tuya_tls_connect(tuya_tls_hander p_tls_handler, IN CHAR_T *hostname, IN INT_T port_num,
                             IN INT_T socket_fd, IN INT_T overtime_s);
 
INT_T tuya_tls_write(IN tuya_tls_hander tls_handler, BYTE_T *buf, UINT_T len);
 
INT_T tuya_tls_read(IN tuya_tls_hander tls_handler, BYTE_T *buf, UINT_T len);
 
OPERATE_RET tuya_tls_disconnect(IN tuya_tls_hander tls_handler);
 
int __tuya_tls_random(void *p_rng, unsigned char *output, size_t output_len);
 
void tuya_tls_set_calloc_and_free(void);
 
const tuya_tls_config_t* tuya_tls_psk_mode_config_get(void);
 
#ifdef __cplusplus
}
 
#endif
#endif