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159 lines
4.0 KiB
C
159 lines
4.0 KiB
C
/**HEADER********************************************************************
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*
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* Copyright (c) 2008 Freescale Semiconductor;
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* All Rights Reserved
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*
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* Copyright (c) 2004-2008 Embedded Access Inc.;
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* All Rights Reserved
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*
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* Copyright (c) 1989-2008 ARC International;
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* All Rights Reserved
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*
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***************************************************************************
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*
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* THIS SOFTWARE IS PROVIDED BY FREESCALE "AS IS" AND ANY EXPRESSED OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL FREESCALE OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************
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*
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* $FileName: bootcomm.c$
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* $Version : 3.8.5.0$
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* $Date : Jun-14-2012$
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*
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* Comments:
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*
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* This file contains the implementation of the
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* functions common to BOOTP and DHCP clients.
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*
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*END************************************************************************/
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#include <rtcs.h>
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#if RTCSCFG_ENABLE_IP4
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#include "rtcs_prv.h"
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#include "tcpip.h"
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#include "ip_prv.h"
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extern uint_32 BOOT_count;
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extern UCB_STRUCT_PTR BOOT_port;
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BOOT_open
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* Returned Value : RTCS_OK or error code
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* Comments :
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* Opens the BOOTP/DHCP client port.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BOOT_open
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(
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void (_CODE_PTR_ service)(RTCSPCB_PTR, UCB_STRUCT_PTR)
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)
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{ /* Body */
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uint_32 error;
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if (BOOT_count == 0) {
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error = UDP_openbind_internal(IPPORT_BOOTPC, service, &BOOT_port);
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if (error) {
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return error;
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} /* Endif */
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} /* Endif */
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BOOT_count++;
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return RTCS_OK;
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BOOT_close
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* Returned Value : RTCS_OK or error code
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* Comments :
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* Closes the BOOTP/DHCP client port.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BOOT_close
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(
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void
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)
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{ /* Body */
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uint_32 error = RTCS_OK;
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BOOT_count--;
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if (BOOT_count == 0) {
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error = UDP_close_internal(BOOT_port);
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BOOT_port = NULL;
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} /* Endif */
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return error;
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BOOT_send
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* Returned Value : void
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* Comments :
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* Sends a BOOTP/DHCP packet.
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*
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*END*-----------------------------------------------------------------*/
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uint_32 BOOT_send
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(
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RTCSPCB_PTR rtcs_pcb, /* [IN] outgoing packet */
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pointer if_ptr /* [IN] target interface */
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)
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{ /* Body */
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return UDP_send_IF(BOOT_port, if_ptr, IPPORT_BOOTPS, rtcs_pcb);
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} /* Endbody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : BOOT_service
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* Returned Value : void
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* Comments :
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* Services a BOOTP/DHCP packet.
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*
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*END*-----------------------------------------------------------------*/
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void BOOT_service
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(
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RTCSPCB_PTR rtcs_pcb, /* [IN/OUT] incoming packet */
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UCB_STRUCT_PTR ucb_ptr /* [IN] target UCB */
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)
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{ /* Body */
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IP_IF_PTR if_ptr = (IP_IF_PTR)rtcs_pcb->IFSRC;
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if (if_ptr->BOOTFN) {
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(*if_ptr->BOOTFN)(rtcs_pcb);
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} else {
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RTCSLOG_PCB_FREE(rtcs_pcb, RTCS_OK);
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RTCSPCB_free(rtcs_pcb);
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} /* Endif */
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} /* Endbody */
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#endif /* RTCSCFG_ENABLE_IP4 */
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/* EOF */
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