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[IPv4] Use default netmasks when no subnet mask is specified.

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This commit is contained in:
Michael Brown
2008-03-23 22:20:47 +00:00
parent 2af6c8d130
commit 978865da2f
2 changed files with 27 additions and 8 deletions
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8
src/include/gpxe/in.h
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@@ -18,7 +18,13 @@
#define INADDR_BROADCAST 0xffffffff
#define IN_MULTICAST(addr) ( ( (addr) & 0xf0000000 ) == 0xe0000000 )
#define IN_CLASSA(addr) ( ( (addr) & 0x80000000 ) == 0x00000000 )
#define IN_CLASSA_NET 0xff000000
#define IN_CLASSB(addr) ( ( (addr) & 0xc0000000 ) == 0x80000000 )
#define IN_CLASSB_NET 0xffff0000
#define IN_CLASSC(addr) ( ( (addr) & 0xe0000000 ) == 0xc0000000 )
#define IN_CLASSC_NET 0xffffff00
#define IN_MULTICAST(addr) ( ( (addr) & 0xf0000000 ) == 0xe0000000 )
/**
* IP address structure