2008-04-02 20:22:09 -04:00
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#ifndef __LINUX_PIM_H
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#define __LINUX_PIM_H
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#include <asm/byteorder.h>
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2008-04-02 20:22:52 -04:00
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#ifndef __KERNEL__
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struct pim {
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#if defined(__LITTLE_ENDIAN_BITFIELD)
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__u8 pim_type:4, /* PIM message type */
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pim_ver:4; /* PIM version */
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#elif defined(__BIG_ENDIAN_BITFIELD)
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__u8 pim_ver:4; /* PIM version */
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pim_type:4; /* PIM message type */
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#endif
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__u8 pim_rsv; /* Reserved */
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__be16 pim_cksum; /* Checksum */
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};
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#define PIM_MINLEN 8
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#endif
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2008-04-02 20:22:09 -04:00
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/* Message types - V1 */
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#define PIM_V1_VERSION __constant_htonl(0x10000000)
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#define PIM_V1_REGISTER 1
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/* Message types - V2 */
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#define PIM_VERSION 2
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#define PIM_REGISTER 1
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#if defined(__KERNEL__)
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#define PIM_NULL_REGISTER __constant_htonl(0x40000000)
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/* PIMv2 register message header layout (ietf-draft-idmr-pimvsm-v2-00.ps */
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struct pimreghdr
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{
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__u8 type;
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__u8 reserved;
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__be16 csum;
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__be32 flags;
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};
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struct sk_buff;
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extern int pim_rcv_v1(struct sk_buff *);
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#endif
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#endif
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