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feat(dhcp): add menuconfig for DHCP discover retransmission interval

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This commit is contained in:
Chen Wen
2019-07-24 13:26:38 +08:00
parent f1b9e15bce
commit d64f04bc95
3 changed files with 25 additions and 0 deletions
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9
components/lwip/port/esp8266/include/lwipopts.h
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@ -54,6 +54,7 @@
#define ESP_LWIP 1
#define ESP_IP4_ATON 1
#define ESP_DHCP 1
#ifdef CONFIG_ESP_DNS
#define ESP_DNS 1
@ -720,6 +721,14 @@ size_t memp_malloc_get_size(size_t type);
* (up to the maximum limit defined here).
*/
#define LWIP_DHCP_MAX_DNS_SERVERS DNS_MAX_SERVERS
/**
* LWIP_DHCP_DISCOVER_RETRANSMISSION_INTERVAL: DHCP discover retry backoff time.
* (default is 250, a conservative default, the maximum is 1000.)
* Since for embedded devices it's not that hard to miss a discover packet, so
* it is necessary to reduce the discovery retry backoff time.
*/
#define LWIP_DHCP_DISCOVER_RETRANSMISSION_INTERVAL CONFIG_LWIP_DHCP_DISCOVER_RETRANSMISSION_INTERVAL
/**
* @}
*/