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From: Gabor Pali <pgj@FreeBSD.org>
To: Perforce Change Reviews <perforce@FreeBSD.org>
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Subject: PERFORCE change 165119 for review
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http://perforce.freebsd.org/chv.cgi?CH=165119

Change 165119 by pgj@petymeg-current on 2009/06/24 22:48:27

	Add an initial version of the data structures for the pcblist
	sysctl-stream model

Affected files ...

.. //depot/projects/soc2009/pgj_libstat/src/sys/sys/unpcb.h#2 edit

Differences ...

==== //depot/projects/soc2009/pgj_libstat/src/sys/sys/unpcb.h#2 (text+ko) ====

@@ -145,4 +145,56 @@
 };
 #endif /* _SYS_SOCKETVAR_H_ */
 
+/*
+ * Statistics structures to be used by user space monitoring tools.
+ */
+
+#define UNPCB_STREAM_VERSION	0x00000001
+
+/*
+ * Stream structure:
+ *  (unpcb_stream) (unpcb_gen) (unpcb_data [unpcb_address]) ... (unpcb_gen)
+ *
+ */
+
+struct unpcb_stream {
+	u_int32_t	us_version;	/* Stream format version. */
+	u_int32_t	us_count;	/* Number of records. */
+	u_int32_t	_us_pad[2];	/* Padding. */
+};
+
+struct unpcb_gen {
+	u_int64_t	ug_gen;
+	u_int64_t	ug_sogen;
+	u_int64_t	_ug_pad[6];
+};
+
+/* Exported data for user applications (not complete) */
+struct unpcb_data {
+	uint16_t	ud_address_len;	/* 0: no address associated. */
+	uint16_t	ud_qlen;
+	uint16_t	ud_incqlen;
+	uint16_t	ud_qlimit;
+	u_int32_t	ud_snd_cc;
+	u_int32_t	ud_snd_mcnt;
+	u_int32_t	ud_snd_ccnt;
+	u_int32_t	ud_snd_hiwat;
+	u_int32_t	ud_snd_lowat;
+	u_int32_t	ud_snd_mbcnt;
+	u_int32_t	ud_snd_mbmax;
+	u_int32_t	ud_rcv_cc;
+	u_int32_t	ud_rcv_mcnt;
+	u_int32_t	ud_rcv_ccnt;
+	u_int32_t	ud_rcv_hiwat;
+	u_int32_t	ud_rcv_lowat;
+	u_int32_t	ud_rcv_mbcnt;
+	u_int32_t	ud_rcv_mbmax;
+	u_int64_t	ud_pcb;
+	u_int64_t	ud_vnode;
+	u_int64_t	ud_conn;
+	u_int64_t	ud_refs;
+	u_int64_t	ud_reflink;
+	uint16_t	_ud_pad[22];
+};
+
 #endif /* _SYS_UNPCB_H_ */