uni_network.h

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#ifndef __TUYA_BASE_UNI_DNS_CACHE_H__
#define __TUYA_BASE_UNI_DNS_CACHE_H__
 
#include "tuya_iot_config.h"
#include "tuya_cloud_types.h"
#include "tuya_hal_network.h"
 
 
#ifdef __cplusplus
    extern "C" {
#endif
 
 
#define MAX_DOMAIN_NAME_LEN     128
 
#if defined(TLS_MODE) && (TLS_MODE!=TLS_DISABLE)
#if defined(TLS_MODE) && ( (TLS_MODE==TLS_TUYA_PSK_ONLY) || (TLS_MODE==TLS_TUYA_ECC_PSK) )
// TLS_MODE==TLS_TUYA_PSK_ONLY or TLS_MODE==TLS_TUYA_ECC_PSK
#define HTTP_DNS_SERVER_DOMAIN    "h3.iot-dns.com"
#define HTTP_DNS_SERVER_DOMAIN_WE "h3-we.iot-dns.com"
#elif defined(TLS_MODE) && (TLS_MODE==TLS_TUYA_ECC_CLIENT_AUTH)
// TLS_MODE==TLS_TUYA_ECC_CLIENT_AUTH
#define HTTP_DNS_SERVER_DOMAIN    "h4.iot-dns.com"
#define HTTP_DNS_SERVER_DOMAIN_WE "h4-we.iot-dns.com"
#else
// TLS_MODE==TLS_TUYA_PSK_ONLY or TLS_MODE==TLS_TUYA_ECC_ONLY_NOSTRIP
#define HTTP_DNS_SERVER_DOMAIN    "h2.iot-dns.com"
#define HTTP_DNS_SERVER_DOMAIN_WE "h2-we.iot-dns.com"
#endif
#else
// TLS_MODE==DISABLE
#error "tls mode must be set."
#endif
 
typedef UINT_T REGION_E;
#define E_REGION_DYNAMIC 0      // no fixed region
#define E_REGION_CN 1           // china region
#define E_REGION_EU 2           // european region
#define E_REGION_US 3           // american region
#define E_REGION_UE 4           // west american region
#define E_REGION_IN 5           // indian region
#define E_REGION_WE 6           // west european region
#define E_REGION_MAX 7          // region max
 
typedef UINT_T TY_DNS_PRIO_T;
#define DNS_PRIO_REGION 0   // default priority, use the dns server of current region
#define DNS_PRIO_RANDOM 1   // select a random dns server of the regions except current region
#define DNS_PRIO_SYSTEM 2   // use the system dns service of the router
 
typedef struct
{
    REGION_E        region; // the region of the DNS entry
    CHAR_T          *domain;// the domain of the DNS entry
    UNW_IP_ADDR_T   ip;     // the ip address of the DNS entry
}TY_DNS_INFO_S;
 
OPERATE_RET unw_gethostbyname(CONST CHAR_T *domain, UNW_IP_ADDR_T *addr);
 
OPERATE_RET unw_connect_to_domain(INT_T *sockfd, CHAR_T *hostname, UINT16_T port, UINT_T retry_cnt, UINT_T timeout);
 
OPERATE_RET unw_init_dns_cache(VOID);
 
OPERATE_RET unw_clear_all_dns_cache(VOID);
 
OPERATE_RET  unw_clear_dns_cache(CONST CHAR_T *domain);
 
OPERATE_RET unw_add_dns_cache(CONST CHAR_T *domain, CONST UNW_IP_ADDR_T ip);
 
OPERATE_RET unm_set_dns_region(REGION_E region);
 
OPERATE_RET unm_set_dns_cache_priority(TY_DNS_PRIO_T dns_prio);
 
TY_DNS_PRIO_T unm_get_dns_cache_priority(VOID);
 
VOID unm_lower_dns_cache_priority(VOID);
 
 
 
#ifdef __cplusplus
}
#endif
 
#endif // __TUYA_BASE_UNI_DNS_CACHE_H__