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IGMP debug fixes

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2791 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2010-07-13 03:43:06 +00:00
parent f5cb4c9d30
commit a3910e4b02
12 changed files with 55 additions and 50 deletions
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examples/igmp/igmp.c
+14
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@@ -55,6 +55,20 @@
* Definitions
****************************************************************************/
/* Check if the destination address is a multicast address
*
* - IPv4: multicast addresses lie in the class D group -- The address range
* 224.0.0.0 to 239.255.255.255 (224.0.0.0/4)
*
* - IPv6 multicast addresses are have the high-order octet of the
* addresses=0xff (ff00::/8.)
*/
#if ((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) < 0xe0000000ul) || \
((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) > 0xeffffffful)
# error "Bad range for IGMP group address"
#endif
/****************************************************************************
* Private Data
****************************************************************************/