OpenSolaris Launch

1 files changed, 204 insertions, 0 deletions

diff --git a/usr/src/lib/libscf/common/lowlevel_impl.h b/usr/src/lib/libscf/common/lowlevel_impl.h
new file mode 100644
index 0000000000..5137eaf8ad
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+++ b/usr/src/lib/libscf/common/lowlevel_impl.h
@@ -0,0 +1,204 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_LOWLEVEL_IMPL_H
+#define	_LOWLEVEL_IMPL_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include "libscf_impl.h"
+
+#include <door.h>
+#include <libuutil.h>
+#include <limits.h>
+#include <pthread.h>
+#include <stddef.h>
+
+#include "repcache_protocol.h"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+typedef struct scf_datael {
+	scf_handle_t	*rd_handle;
+	uint32_t	rd_entity;
+	uint32_t	rd_type;
+	uint32_t	rd_reset;
+	uu_list_node_t	rd_node;
+} scf_datael_t;
+#define	DATAEL_VALID		0x0001
+
+/*
+ * Handle structure.
+ *
+ * Access to handles is serialized -- access to and modification of a handle
+ * and all of its children is protected by rh_lock.
+ *
+ * Different handles don't interfere with each other.
+ */
+struct scf_handle {
+	pthread_mutex_t	rh_lock;
+	pthread_cond_t	rh_cv;
+
+	uint32_t	rh_nextiter;
+	uint32_t	rh_nextentity;
+	uint32_t	rh_nextchangeid;
+
+	int		rh_doorfd;
+	int		rh_doorfd_old;	/* fd to close once rh_fd_users == 0 */
+	door_id_t	rh_doorid;
+	pid_t		rh_doorpid;	/* pid at bind time */
+
+	uid_t		rh_uid;
+	uint32_t	rh_debug;
+	uint32_t	rh_flags;	/* HANDLE_*, below */
+	uint32_t	rh_fd_users;	/* non-locked users of rh_doorfd */
+
+	uu_list_t	*rh_dataels;
+	uu_list_t	*rh_iters;
+	long		rh_entries;
+	long		rh_values;
+
+	long		rh_extrefs;	/* user-created subhandle count */
+	long		rh_intrefs;	/* handle-internal subhandle count */
+
+	char		rh_doorpath[PATH_MAX + 1];
+
+	pthread_t	rh_holder;		/* thread using subhandles */
+	uint32_t	rh_hold_flags;		/* which are in use */
+
+	scf_iter_t		*rh_iter;
+	scf_scope_t		*rh_scope;
+	scf_service_t		*rh_service;
+	scf_instance_t		*rh_instance;
+	scf_snapshot_t		*rh_snapshot;
+	scf_snaplevel_t		*rh_snaplvl;
+	scf_propertygroup_t	*rh_pg;
+	scf_property_t		*rh_property;
+	scf_value_t		*rh_value;
+};
+#define	HANDLE_DEAD	0x0001
+#define	HANDLE_UNREFED	0x0002
+
+#define	RH_HOLD_ITER		0x0001
+#define	RH_HOLD_SCOPE		0x0002
+#define	RH_HOLD_SERVICE		0x0004
+#define	RH_HOLD_INSTANCE	0x0008
+#define	RH_HOLD_SNAPSHOT	0x0010
+#define	RH_HOLD_SNAPLVL		0x0020
+#define	RH_HOLD_PG		0x0040
+#define	RH_HOLD_PROPERTY	0x0080
+#define	RH_HOLD_VALUE		0x0100
+
+#define	RH_HOLD_ALL		0x01ff
+
+struct scf_scope {
+	scf_datael_t	rd_d;
+};
+
+struct scf_service {
+	scf_datael_t	rd_d;
+};
+
+struct scf_instance {
+	scf_datael_t	rd_d;
+};
+
+struct scf_snapshot {
+	scf_datael_t	rd_d;
+};
+
+/*
+ * note: be careful of adding more state here -- snaplevel_next() relies on
+ * the fact that the entityid is the only library-level state.
+ */
+struct scf_snaplevel {
+	scf_datael_t	rd_d;
+};
+
+struct scf_propertygroup {
+	scf_datael_t	rd_d;
+};
+
+struct scf_property {
+	scf_datael_t	rd_d;
+};
+
+struct scf_value {
+	scf_handle_t		*value_handle;
+	scf_value_t		*value_next;
+	scf_transaction_entry_t	*value_tx;
+
+	rep_protocol_value_type_t value_type;
+	size_t			value_size;	/* only for opaque values */
+	char			value_value[REP_PROTOCOL_VALUE_LEN];
+};
+
+enum scf_entry_state {
+	ENTRY_STATE_INVALID,
+	ENTRY_STATE_IN_TX_ACTION
+};
+struct scf_transaction_entry {
+	const char	*entry_property;
+	scf_handle_t	*entry_handle;
+	scf_transaction_t *entry_tx;
+	enum scf_entry_state entry_state;
+	uu_list_node_t	entry_link;		/* for property name list */
+
+	scf_value_t	*entry_head;		/* for linked values */
+
+	enum rep_protocol_transaction_action	entry_action;
+	rep_protocol_value_type_t		entry_type;
+	char		entry_namebuf[REP_PROTOCOL_NAME_LEN];
+};
+
+enum scf_tx_state {
+	TRAN_STATE_NEW,
+	TRAN_STATE_SETUP,
+	TRAN_STATE_COMMITTED
+};
+
+struct scf_transaction {
+	enum scf_tx_state	tran_state;
+	scf_propertygroup_t	tran_pg;
+	int			tran_invalid;
+	uu_list_t		*tran_props;
+};
+
+struct scf_iter {
+	scf_handle_t	*iter_handle;
+	int		iter_type;
+	uint32_t	iter_id;
+	uint32_t	iter_sequence;
+	uu_list_node_t	iter_node;
+};
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _LOWLEVEL_IMPL_H */