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tcpip_adapter: add get netif host name api

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This commit is contained in:
liuhan 2016-11-30 16:44:31 +08:00 committed by Wu Jian Gang
parent 7c7f255b98
commit 1b9a4a8139
2 changed files with 28 additions and 0 deletions
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12
components/tcpip_adapter/include/tcpip_adapter.h
View File

@ -418,6 +418,18 @@ esp_err_t tcpip_adapter_get_sta_list(wifi_sta_list_t *wifi_sta_list, tcpip_adapt
*/
esp_err_t tcpip_adapter_set_hostname(tcpip_adapter_if_t tcpip_if, const char *hostname);
/**
* @brief Get the hostname from the interface
*
* @param[in] tcpip_if: the interface which we will get the hostname
* @param[in] hostname: the host name from the interfce
*
* @return ESP_OK:success
* ESP_ERR_TCPIP_ADAPTER_IF_NOT_READY:interface status error
* ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS:parameter error
*/
esp_err_t tcpip_adapter_get_hostname(tcpip_adapter_if_t tcpip_if, const char **hostname);
#ifdef __cplusplus
}
#endif

16
components/tcpip_adapter/tcpip_adapter_lwip.c
View File

@ -702,4 +702,20 @@ esp_err_t tcpip_adapter_set_hostname(tcpip_adapter_if_t tcpip_if, const char *ho
}
}
esp_err_t tcpip_adapter_get_hostname(tcpip_adapter_if_t tcpip_if, const char **hostname)
{
struct netif *p_netif = NULL;
if (tcpip_if >= TCPIP_ADAPTER_IF_MAX || hostname == NULL) {
return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
}
p_netif = esp_netif[tcpip_if];
if (p_netif != NULL) {
*hostname = p_netif->hostname;
return ESP_OK;
} else {
return ESP_ERR_TCPIP_ADAPTER_INVALID_PARAMS;
}
}
#endif