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Print out the lease time, just to show how easy it is.

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This commit is contained in:
Michael Brown 2006-07-20 03:02:34 +00:00
parent 16d04386b6
commit 7ca8bcd98c
2 changed files with 18 additions and 8 deletions
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3
src/include/gpxe/dhcp.h
View File

@ -74,6 +74,9 @@
/** Requested IP address */
#define DHCP_REQUESTED_ADDRESS 50
/** Lease time */
#define DHCP_LEASE_TIME 51
/** Option overloading
*
* The value of this option is the bitwise-OR of zero or more

23
src/tests/dhcptest.c
View File

@ -22,10 +22,20 @@ int test_dhcp ( struct net_device *netdev ) {
if ( ( rc = async_wait ( start_dhcp ( &dhcp ) ) ) != 0 )
goto out_no_options;
/* Register options received via DHCP */
register_dhcp_options ( dhcp.options );
/* Retrieve IP address configuration */
find_dhcp_ipv4_option ( dhcp.options, DHCP_EB_YIADDR, &address );
find_dhcp_ipv4_option ( dhcp.options, DHCP_SUBNET_MASK, &netmask );
find_dhcp_ipv4_option ( dhcp.options, DHCP_ROUTERS, &gateway );
find_global_dhcp_ipv4_option ( DHCP_EB_YIADDR, &address );
find_global_dhcp_ipv4_option ( DHCP_SUBNET_MASK, &netmask );
find_global_dhcp_ipv4_option ( DHCP_ROUTERS, &gateway );
printf ( "IP %s", inet_ntoa ( address ) );
printf ( " netmask %s", inet_ntoa ( netmask ) );
printf ( " gateway %s\n", inet_ntoa ( gateway ) );
printf ( "Lease time is %ld seconds\n",
find_global_dhcp_num_option ( DHCP_LEASE_TIME ) );
/* Remove old IP address configuration */
del_ipv4_address ( netdev );
@ -35,11 +45,8 @@ int test_dhcp ( struct net_device *netdev ) {
gateway ) ) != 0 )
goto out_no_del_ipv4;
printf ( "IP %s", inet_ntoa ( address ) );
printf ( " netmask %s", inet_ntoa ( netmask ) );
printf ( " gateway %s\n", inet_ntoa ( gateway ) );
/* Free DHCP options */
/* Unregister and free DHCP options */
unregister_dhcp_options ( dhcp.options );
free_dhcp_options ( dhcp.options );
out_no_options:
/* Take down IP interface */