PSARC 2008/109 Fine Grained Access Permissions (FGAP)

6664443 Implement PSARC/2008/109

1 files changed, 102 insertions, 0 deletions

diff --git a/usr/src/uts/common/sys/klpd.h b/usr/src/uts/common/sys/klpd.h
new file mode 100644
index 0000000000..535af85f89
--- /dev/null
+++ b/usr/src/uts/common/sys/klpd.h
@@ -0,0 +1,102 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (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 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_SYS_KLPD_H
+#define	_SYS_KLPD_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/types.h>
+#include <sys/priv.h>
+#include <sys/procset.h>
+
+#ifdef _KERNEL
+#include <sys/cred.h>
+#include <sys/sysmacros.h>
+#include <sys/varargs.h>
+#endif
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+#define	KLPDCALL_VERS		1
+
+#define	KLPDARG_NOMORE		0		/* End of argument List */
+#define	KLPDARG_NONE		0		/* No argument */
+#define	KLPDARG_VNODE		1		/* vnode_t * */
+#define	KLPDARG_INT		2		/* int */
+#define	KLPDARG_PORT		3		/* int, port number */
+#define	KLPDARG_TCPPORT		4		/* int, tcp port number */
+#define	KLPDARG_UDPPORT		5		/* int, udp port number */
+#define	KLPDARG_SCTPPORT	6		/* int, sctp port number */
+#define	KLPDARG_SDPPORT		7		/* int, sdp port number */
+
+#ifdef _KERNEL
+
+struct klpd_reg;
+struct credklpd;
+
+int klpd_reg(int, idtype_t, id_t, priv_set_t *);
+int klpd_unreg(int, idtype_t, id_t);
+void klpd_remove(struct klpd_reg **);
+void klpd_rele(struct klpd_reg *);
+int klpd_call(const cred_t *, const priv_set_t *, va_list);
+void crklpd_hold(struct credklpd *);
+void crklpd_rele(struct credklpd *);
+
+#endif /* _KERNEL */
+
+typedef struct klpd_head {
+	uint32_t	klh_vers;		/* Version */
+	uint32_t	klh_len;		/* Length of full packet */
+	uint32_t	klh_argoff;		/* Offset of argument */
+	uint32_t	klh_privoff;		/* Offset of privilege set */
+} klpd_head_t;
+
+#define	KLH_PRIVSET(kh)	((priv_set_t *)(((kh)->klh_privoff == 0 ? NULL : \
+			(char *)(kh) + (kh)->klh_privoff)))
+#define	KLH_ARG(kh)	((void *)((kh)->klh_argoff != 0 ? \
+			(char *)(kh) + (kh)->klh_argoff : NULL))
+
+typedef struct klpd_arg {
+	uint_t	kla_type;
+	uint_t	kla_dlen;
+	union {
+		char	__cdata[1];
+		int	__idata;
+		uint_t	__uidata;
+	} kla_data;
+} klpd_arg_t;
+
+#define	kla_str		kla_data.__cdata
+#define	kla_int		kla_data.__idata
+#define	kla_uint	kla_data.__uidata
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _SYS_KLPD_H */