Obtained from: netatalk distribution netatalk@itd.umich.edu

Kernel Appletalk protocol support
both CAP and netatalk can make use of this..
still needs some owrk but  it seemd the right tiime to commit it
so other can experiment.

1 files changed, 62 insertions, 0 deletions

diff --git a/sys/netatalk/aarp.h b/sys/netatalk/aarp.h
new file mode 100644
index 0000000..4911538
--- /dev/null
+++ b/sys/netatalk/aarp.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 1990,1991 Regents of The University of Michigan.
+ * All Rights Reserved.
+ */
+
+#ifndef _NETATALK_AARP_H_
+/*
+ * This structure is used for both phase 1 and 2. Under phase 1
+ * the net is not filled in. It is in phase 2. In both cases, the
+ * hardware address length is (for some unknown reason) 4. If
+ * anyone at Apple could program their way out of paper bag, it
+ * would be 1 and 3 respectively for phase 1 and 2.
+ */
+union aapa {
+    u_char		ap_pa[4];
+    struct ap_node {
+	u_char		an_zero;
+	u_char		an_net[2];
+	u_char		an_node;
+    } ap_node;
+};
+
+struct ether_aarp {
+    struct arphdr	eaa_hdr;
+    u_char		aarp_sha[6];
+    union aapa		aarp_spu;
+    u_char		aarp_tha[6];
+    union aapa		aarp_tpu;
+};
+#define aarp_hrd	eaa_hdr.ar_hrd
+#define aarp_pro	eaa_hdr.ar_pro
+#define aarp_hln	eaa_hdr.ar_hln
+#define aarp_pln	eaa_hdr.ar_pln
+#define aarp_op		eaa_hdr.ar_op
+#define aarp_spa	aarp_spu.ap_node.an_node
+#define aarp_tpa	aarp_tpu.ap_node.an_node
+#define aarp_spnet	aarp_spu.ap_node.an_net
+#define aarp_tpnet	aarp_tpu.ap_node.an_net
+#define aarp_spnode	aarp_spu.ap_node.an_node
+#define aarp_tpnode	aarp_tpu.ap_node.an_node
+
+struct aarptab {
+    struct at_addr	aat_ataddr;
+    u_char		aat_enaddr[ 6 ];
+    u_char		aat_timer;
+    u_char		aat_flags;
+    struct mbuf		*aat_hold;
+};
+
+#define AARPHRD_ETHER	0x0001
+
+#define AARPOP_REQUEST	0x01
+#define AARPOP_RESPONSE	0x02
+#define AARPOP_PROBE	0x03
+
+#ifdef KERNEL
+struct aarptab		*aarptnew(struct at_addr      *);
+#if !defined( __FreeBSD__ )
+int			aarpprobe();
+#endif
+#endif
+#endif /* _NETATALK_AARP_H_ */