espressif/esp-idf
1
0
Fork 1
mirror of https://github.com/espressif/esp-idf.git synced 2026-05-05 20:35:08 +02:00
Code Issues Packages Projects Releases Wiki Activity

dhcpserver: Option to change lease time multiplier and number of max

Browse Source 
stations connected to it.

Merges: https://github.com/espressif/esp-idf/pull/1206
This commit is contained in:
Krzysztof Bociurko
2017-10-31 19:13:04 +01:00
committed by Angus Gratton
parent 02304ad83e
commit 626ad5f577
3 changed files with 32 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/lwip/apps/dhcpserver.c
+7 -7
View File
@@ -63,7 +63,7 @@
#define DHCPS_DEBUG 0
#define DHCPS_LOG printf
#define MAX_STATION_NUM 8
#define MAX_STATION_NUM CONFIG_LWIP_DHCPS_MAX_STATION_NUM
#define DHCPS_STATE_OFFER 1
#define DHCPS_STATE_DECLINE 2
@@ -311,10 +311,10 @@ static u8_t *add_offer_options(u8_t *optptr)
*optptr++ = DHCP_OPTION_LEASE_TIME;
*optptr++ = 4;
*optptr++ = ((dhcps_lease_time * 60) >> 24) & 0xFF;
*optptr++ = ((dhcps_lease_time * 60) >> 16) & 0xFF;
*optptr++ = ((dhcps_lease_time * 60) >> 8) & 0xFF;
*optptr++ = ((dhcps_lease_time * 60) >> 0) & 0xFF;
*optptr++ = ((dhcps_lease_time * DHCPS_LEASE_UNIT) >> 24) & 0xFF;
*optptr++ = ((dhcps_lease_time * DHCPS_LEASE_UNIT) >> 16) & 0xFF;
*optptr++ = ((dhcps_lease_time * DHCPS_LEASE_UNIT) >> 8) & 0xFF;
*optptr++ = ((dhcps_lease_time * DHCPS_LEASE_UNIT) >> 0) & 0xFF;
*optptr++ = DHCP_OPTION_SERVER_ID;
*optptr++ = 4;
@@ -800,8 +800,8 @@ static u8_t parse_options(u8_t *optptr, s16_t len)
*******************************************************************************/
static s16_t parse_msg(struct dhcps_msg *m, u16_t len)
{
u32_t lease_timer = (dhcps_lease_time * 60)/DHCPS_COARSE_TIMER_SECS;
u32_t lease_timer = (dhcps_lease_time * DHCPS_LEASE_UNIT)/DHCPS_COARSE_TIMER_SECS;
if (memcmp((char *)m->options, &magic_cookie, sizeof(magic_cookie)) == 0) {
#if DHCPS_DEBUG
DHCPS_LOG("dhcps: len = %d\n", len);