dhcpmgmt.h File Reference

DHCP management. More...

Go to the source code of this file.

Functions
	FILE_LICENCE (GPL2_OR_LATER)
int	dhcp (struct net_device *netdev)
int	pxebs (struct net_device *netdev, unsigned int pxe_type)

---

Detailed Description

DHCP management.

Definition in file dhcpmgmt.h.

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Function Documentation

FILE_LICENCE

(

GPL2_OR_LATER

)

int dhcp

(

struct net_device *

netdev

)

Definition at line 39 of file dhcpmgmt.c.

References dhcp_chaddr(), iflinkwait(), ifopen(), LINK_WAIT_MS, monojob, monojob_wait(), net_device::name, printf(), and start_dhcp().

Referenced by dhcp_deliver_iob(), dhcp_exec(), dhcp_free(), dhcp_job_kill(), dhcp_timer_expired(), netboot(), start_dhcp(), and start_pxebs().

                                       {
        uint8_t *chaddr;
        uint8_t hlen;
        uint16_t flags;
        int rc;

        /* Check we can open the interface first */
        if ( ( rc = ifopen ( netdev ) ) != 0 )
                return rc;

        /* Wait for link-up */
        if ( ( rc = iflinkwait ( netdev, LINK_WAIT_MS ) ) != 0 )
                return rc;

        /* Perform DHCP */
        chaddr = dhcp_chaddr ( netdev, &hlen, &flags );
        printf ( "DHCP (%s ", netdev->name );
        while ( hlen-- )
                printf ( "%02x%c", *(chaddr++), ( hlen ? ':' : ')' ) );

        if ( ( rc = start_dhcp ( &monojob, netdev ) ) == 0 ) {
                rc = monojob_wait ( "" );
        } else if ( rc > 0 ) {
                printf ( " using cached\n" );
                rc = 0;
        }

        return rc;
}

int pxebs	(	struct net_device *	netdev,
		unsigned int	pxe_type
	)

Definition at line 69 of file dhcpmgmt.c.

References monojob, monojob_wait(), net_device::name, printf(), and start_pxebs().

Referenced by pxe_menu_boot(), and pxebs_exec().

                                                               {
        int rc;

        /* Perform PXE Boot Server Discovery */
        printf ( "PXEBS (%s type %d)", netdev->name, pxe_type );
        if ( ( rc = start_pxebs ( &monojob, netdev, pxe_type ) ) == 0 )
                rc = monojob_wait ( "" );

        return rc;
}