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-rw-r--r--kernel/include/linux/pim.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/kernel/include/linux/pim.h b/kernel/include/linux/pim.h
new file mode 100644
index 000000000..252bf6644
--- /dev/null
+++ b/kernel/include/linux/pim.h
@@ -0,0 +1,27 @@
+#ifndef __LINUX_PIM_H
+#define __LINUX_PIM_H
+
+#include <asm/byteorder.h>
+
+/* Message types - V1 */
+#define PIM_V1_VERSION cpu_to_be32(0x10000000)
+#define PIM_V1_REGISTER 1
+
+/* Message types - V2 */
+#define PIM_VERSION 2
+#define PIM_REGISTER 1
+
+#define PIM_NULL_REGISTER cpu_to_be32(0x40000000)
+
+/* PIMv2 register message header layout (ietf-draft-idmr-pimvsm-v2-00.ps */
+struct pimreghdr
+{
+ __u8 type;
+ __u8 reserved;
+ __be16 csum;
+ __be32 flags;
+};
+
+struct sk_buff;
+extern int pim_rcv_v1(struct sk_buff *);
+#endif