970acd0ee4
FIXED: * Windows logging ADDED: * netx (and netx/inetcksum), the latter of which implements the Internet Checksum as a hash.Hash.
25 lines
579 B
Go
25 lines
579 B
Go
package inetcksum
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import (
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`encoding/binary`
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)
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const (
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// EmptyCksum is returned for checksums of 0-length byte slices/buffers.
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EmptyCksum uint16 = 0xffff
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)
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const (
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// cksumMask is AND'd with a checksum to get the "carried ones".
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cksumMask uint32 = 0x0000ffff
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// cksumShift is used in the "carried-ones folding".
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cksumShift uint32 = 0x00000010
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// padShift is used to "pad out" a checksum for odd-length buffers by left-shifting.
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padShift uint32 = 0x00000008
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)
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var (
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// ord is the byte order used by the Internet Checksum.
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ord binary.ByteOrder = binary.BigEndian
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)
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