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feat(dhcps): Support for multiple DNS servers

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Lorenzo Consolaro
2024-12-20 09:21:27 +01:00
committed by Abhik Roy
parent d65d2fd4d1
commit 0fd3984c72
3 changed files with 51 additions and 23 deletions
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15
components/lwip/include/apps/dhcpserver/dhcpserver.h
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -47,6 +47,13 @@ enum dhcps_offer_option{
OFFER_END
};
typedef enum
{
DNS_TYPE_MAIN = 0, /**< DNS main server address*/
DNS_TYPE_BACKUP, /**< DNS backup server address (Wi-Fi STA and Ethernet only) */
DNS_TYPE_MAX
} dns_type_t;
/** @brief DHCP server's description of compile time configuration values in dhcpserver.c
*
* - DHCPS_DEBUG: Prints very detailed debug messages if set to 1, hardcoded to 0
@@ -164,17 +171,19 @@ bool dhcp_search_ip_on_mac(dhcps_t *dhcps, u8_t *mac, ip4_addr_t *ip);
* @brief Sets DNS server address for the DHCP server
* @param dhcps Pointer to the DHCP handle
* @param dnsserver Address of the DNS server
* @param type Type of the DNS server
* @return ERR_ARG if invalid handle, ERR_OK on success
*/
err_t dhcps_dns_setserver(dhcps_t *dhcps, const ip_addr_t *dnsserver);
err_t dhcps_dns_setserver(dhcps_t *dhcps, const ip_addr_t *dnsserver, dns_type_t type);
/**
* @brief Gets DNS server associated with this DHCP server
* @param dhcps Pointer to the DHCP handle
* @param dnsserver Address of the DNS server
* @param type Type of the DNS server
* @return ERR_ARG if invalid handle, ERR_OK on success
*/
err_t dhcps_dns_getserver(dhcps_t *dhcps, ip4_addr_t *dnsserver);
err_t dhcps_dns_getserver(dhcps_t *dhcps, ip4_addr_t *dnsserver, dns_type_t type);
/**
* @brief Sets callback on assigning an IP to the connected client