2008-04-03 08:22:09 +08:00
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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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/* Message types - V1 */
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2009-02-15 14:58:35 +08:00
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#define PIM_V1_VERSION cpu_to_be32(0x10000000)
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2008-04-03 08:22:09 +08:00
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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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2009-02-15 14:58:35 +08:00
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#define PIM_NULL_REGISTER cpu_to_be32(0x40000000)
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2008-04-03 08:22:09 +08:00
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2015-11-26 22:23:48 +08:00
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static inline bool ipmr_pimsm_enabled(void)
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{
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return IS_BUILTIN(CONFIG_IP_PIMSM_V1) || IS_BUILTIN(CONFIG_IP_PIMSM_V2);
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}
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2008-04-03 08:22:09 +08:00
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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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