Break mac_bsdextended.c out into multiple .c files, with the base access

control logic and policy registration remaining in that file, and access
control checks broken out into other files by class of check.

Obtained from:	TrustedBSD Project

1 files changed, 115 insertions, 0 deletions

diff --git a/sys/security/mac_bsdextended/ugidfw_internal.h b/sys/security/mac_bsdextended/ugidfw_internal.h
new file mode 100644
index 0000000..b2c4584
--- /dev/null
+++ b/sys/security/mac_bsdextended/ugidfw_internal.h
@@ -0,0 +1,115 @@
+/*-
+ * Copyright (c) 2008 Robert N. M. Watson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H
+#define	_SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H
+
+/*
+ * Central access control routines used by object-specific checks.
+ */
+int	ugidfw_check(struct ucred *cred, struct vnode *vp, struct vattr *vap,
+	    int acc_mode);
+int	ugidfw_check_vp(struct ucred *cred, struct vnode *vp, int acc_mode);
+
+/*
+ * System access control checks.
+ */
+int	ugidfw_system_check_acct(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel);
+int	ugidfw_system_check_auditctl(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel);
+int	ugidfw_system_check_swapon(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel);
+
+/*
+ * Vnode access control checks.
+ */
+int	ugidfw_vnode_check_access(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, int acc_mode);
+int	ugidfw_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel);
+int	ugidfw_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel);
+int	ugidfw_check_create_vnode(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct componentname *cnp,
+	    struct vattr *vap);
+int	ugidfw_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, acl_type_t type);
+int	ugidfw_vnode_check_deleteextattr(struct ucred *cred,
+	    struct vnode *vp, struct label *vplabel, int attrnamespace,
+	    const char *name);
+int	ugidfw_vnode_check_exec(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, struct image_params *imgp,
+	    struct label *execlabel);
+int	ugidfw_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, acl_type_t type);
+int	ugidfw_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, int attrnamespace, const char *name,
+	    struct uio *uio);
+int	ugidfw_vnode_check_link(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct vnode *vp, struct label *label,
+	    struct componentname *cnp);
+int	ugidfw_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, int attrnamespace);
+int	ugidfw_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct componentname *cnp);
+int	ugidfw_vnode_check_open(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, int acc_mode);
+int	ugidfw_vnode_check_readdir(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel);
+int	ugidfw_vnode_check_readdlink(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel);
+int	ugidfw_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
+	    struct componentname *cnp);
+int	ugidfw_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
+	    int samedir, struct componentname *cnp);
+int	ugidfw_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel);
+int	ugidfw_check_setacl_vnode(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, acl_type_t type, struct acl *acl);
+int	ugidfw_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, int attrnamespace, const char *name,
+	    struct uio *uio);
+int	ugidfw_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, u_long flags);
+int	ugidfw_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, mode_t mode);
+int	ugidfw_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, uid_t uid, gid_t gid);
+int	ugidfw_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
+	    struct label *vplabel, struct timespec atime,
+	    struct timespec utime);
+int	ugidfw_vnode_check_stat(struct ucred *active_cred,
+	    struct ucred *file_cred, struct vnode *vp, struct label *vplabel);
+int	ugidfw_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
+	    struct label *dvplabel, struct vnode *vp, struct label *vplabel,
+	    struct componentname *cnp);
+
+#endif /* _SYS_SECURITY_MAC_BSDEXTENDED_UGIDFW_INTERNAL_H */