len0rd/FreeRTOS-Kernel
1
0
Fork 0
mirror of https://github.com/FreeRTOS/FreeRTOS-Kernel.git synced 2025-08-19 17:48:33 -04:00
Code Issues Projects Releases Packages Wiki Activity

Improve DCHP handling by removing the yiaddr field from outgoing DHCP packets and adding the broadcast bit in the flags field.

Browse source 
Correct the check to ensure the application network event hook is not called when the first network down event is sent.
Add in defaults for the Nabto task stack and priority.
This commit is contained in:
Richard Barry 2013-10-07 11:49:17 +00:00
parent 7ec4773131
commit be44f8aaa7
5 changed files with 35 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

15
FreeRTOS-Plus/Source/FreeRTOS-Plus-UDP/FreeRTOS_DHCP.c
View file

@ -135,10 +135,12 @@ made up of the length byte, and minimum one byte value. */
#define dhcpCLIENT_PORT 0x4400
#define dhcpSERVER_PORT 0x4300
#define dhcpCOOKIE 0x63538263
#define dhcpBROADCAST 0x0080
#else
#define dhcpCLIENT_PORT 0x0044
#define dhcpSERVER_PORT 0x0043
#define dhcpCOOKIE 0x63825363
#define dhcpBROADCAST 0x8000
#endif /* ipconfigBYTE_ORDER */
#include "pack_struct_start.h"
@ -296,7 +298,9 @@ void vDHCPProcess( portBASE_TYPE xReset, xMACAddress_t *pxMACAddress, uint32_t *
/* Static configuration is being used, so the network is now up. */
#if ipconfigFREERTOS_PLUS_NABTO == 1
{
vStartNabtoTask();
/* Return value is used in configASSERT() inside the
function. */
( void ) xStartNabtoTask();
}
#endif /* ipconfigFREERTOS_PLUS_NABTO */
@ -324,10 +328,13 @@ void vDHCPProcess( portBASE_TYPE xReset, xMACAddress_t *pxMACAddress, uint32_t *
}
#endif
/* Static configuration is being used, so the network is now up. */
/* Static configuration is being used, so the network is now
up. */
#if ipconfigFREERTOS_PLUS_NABTO == 1
{
vStartNabtoTask();
/* Return value is used in configASSERT() inside the
function. */
( void ) xStartNabtoTask();
}
#endif /* ipconfigFREERTOS_PLUS_NABTO */
@ -640,8 +647,8 @@ uint8_t *pucUDPPayloadBuffer;
pxDHCPMessage->ucAddressType = dhcpADDRESS_TYPE_ETHERNET;
pxDHCPMessage->ucAddressLength = dhcpETHERNET_ADDRESS_LENGTH;
pxDHCPMessage->ulTransactionID = ulTransactionId;
pxDHCPMessage->ulYourIPAddress_yiaddr = ulOfferedIPAddress;
pxDHCPMessage->ulDHCPCookie = dhcpCOOKIE;
pxDHCPMessage->usFlags = dhcpBROADCAST;
memcpy( ( void * ) &( pxDHCPMessage->ucClientHardwareAddress[ 0 ] ), ( void * ) pxMACAddress, sizeof( xMACAddress_t ) );
/* Copy in the const part of the options options. */