be23ba9aab
kernel<->policy ABI version. Add a comment to the definition describing it and listing known versions. Modify MAC_POLICY_SET() to reference the current kernel version by name rather than by number. Staticize mac_late, which is used only in mac_framework.c. Obtained from: TrustedBSD Project
975 lines
44 KiB
C
975 lines
44 KiB
C
/*-
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* Copyright (c) 1999-2002 Robert N. M. Watson
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* Copyright (c) 2001-2005 Networks Associates Technology, Inc.
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* Copyright (c) 2005-2006 SPARTA, Inc.
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* All rights reserved.
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*
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* This software was developed by Robert Watson for the TrustedBSD Project.
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*
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* This software was developed for the FreeBSD Project in part by Network
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* Associates Laboratories, the Security Research Division of Network
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* Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
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* as part of the DARPA CHATS research program.
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*
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* This software was enhanced by SPARTA ISSO under SPAWAR contract
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* N66001-04-C-6019 ("SEFOS").
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Kernel interface for MAC policy modules.
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*/
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#ifndef _SYS_MAC_POLICY_H_
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#define _SYS_MAC_POLICY_H_
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/*-
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* Pluggable access control policy definition structure.
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*
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* List of operations that are performed as part of the implementation of a
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* MAC policy. Policy implementors declare operations with a mac_policy_ops
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* structure, and using the MAC_POLICY_SET() macro. If an entry point is not
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* declared, then then the policy will be ignored during evaluation of that
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* event or check.
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*
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* Operations are sorted first by general class of operation, then
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* alphabetically.
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*/
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#include <sys/acl.h> /* XXX acl_type_t */
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struct acl;
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struct bpf_d;
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struct cdev;
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struct componentname;
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struct devfs_dirent;
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struct ifnet;
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struct image_params;
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struct inpcb;
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struct ipq;
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struct ksem;
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struct label;
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struct mac_policy_conf;
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struct mbuf;
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struct mount;
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struct msg;
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struct msqid_kernel;
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struct pipepair;
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struct proc;
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struct sbuf;
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struct semid_kernel;
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struct shmid_kernel;
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struct sockaddr;
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struct socket;
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struct sysctl_oid;
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struct sysctl_req;
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struct thread;
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struct ucred;
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struct uio;
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struct vattr;
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struct vnode;
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/*
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* Policy module operations.
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*/
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typedef void (*mpo_destroy_t)(struct mac_policy_conf *mpc);
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typedef void (*mpo_init_t)(struct mac_policy_conf *mpc);
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/*
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* General policy-directed security system call so that policies may
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* implement new services without reserving explicit system call numbers.
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*/
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typedef int (*mpo_syscall_t)(struct thread *td, int call, void *arg);
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/*
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* Place-holder function pointers for ABI-compatibility purposes.
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*/
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typedef void (*mpo_placeholder_t)(void);
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/*
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* Label operations. Initialize label storage, destroy label storage,
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* recycle for re-use without init/destroy, copy a label to initialized
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* storage, and externalize/internalize from/to initialized storage.
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*/
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typedef void (*mpo_init_bpfdesc_label_t)(struct label *label);
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typedef void (*mpo_init_cred_label_t)(struct label *label);
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typedef void (*mpo_init_devfsdirent_label_t)(struct label *label);
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typedef void (*mpo_init_ifnet_label_t)(struct label *label);
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typedef int (*mpo_init_inpcb_label_t)(struct label *label, int flag);
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typedef void (*mpo_init_sysv_msgmsg_label_t)(struct label *label);
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typedef void (*mpo_init_sysv_msgqueue_label_t)(struct label *label);
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typedef void (*mpo_init_sysv_sem_label_t)(struct label *label);
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typedef void (*mpo_init_sysv_shm_label_t)(struct label *label);
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typedef int (*mpo_init_ipq_label_t)(struct label *label, int flag);
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typedef int (*mpo_init_mbuf_label_t)(struct label *label, int flag);
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typedef void (*mpo_init_mount_label_t)(struct label *label);
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typedef void (*mpo_init_mount_fs_label_t)(struct label *label);
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typedef int (*mpo_init_socket_label_t)(struct label *label, int flag);
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typedef int (*mpo_init_socket_peer_label_t)(struct label *label,
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int flag);
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typedef void (*mpo_init_pipe_label_t)(struct label *label);
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typedef void (*mpo_init_posix_sem_label_t)(struct label *label);
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typedef void (*mpo_init_proc_label_t)(struct label *label);
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typedef void (*mpo_init_vnode_label_t)(struct label *label);
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typedef void (*mpo_destroy_bpfdesc_label_t)(struct label *label);
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typedef void (*mpo_destroy_cred_label_t)(struct label *label);
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typedef void (*mpo_destroy_devfsdirent_label_t)(struct label *label);
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typedef void (*mpo_destroy_ifnet_label_t)(struct label *label);
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typedef void (*mpo_destroy_inpcb_label_t)(struct label *label);
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typedef void (*mpo_destroy_sysv_msgmsg_label_t)(struct label *label);
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typedef void (*mpo_destroy_sysv_msgqueue_label_t)(struct label *label);
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typedef void (*mpo_destroy_sysv_sem_label_t)(struct label *label);
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typedef void (*mpo_destroy_sysv_shm_label_t)(struct label *label);
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typedef void (*mpo_destroy_ipq_label_t)(struct label *label);
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typedef void (*mpo_destroy_mbuf_label_t)(struct label *label);
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typedef void (*mpo_destroy_mount_label_t)(struct label *label);
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typedef void (*mpo_destroy_mount_fs_label_t)(struct label *label);
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typedef void (*mpo_destroy_socket_label_t)(struct label *label);
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typedef void (*mpo_destroy_socket_peer_label_t)(struct label *label);
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typedef void (*mpo_destroy_pipe_label_t)(struct label *label);
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typedef void (*mpo_destroy_posix_sem_label_t)(struct label *label);
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typedef void (*mpo_destroy_proc_label_t)(struct label *label);
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typedef void (*mpo_destroy_vnode_label_t)(struct label *label);
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typedef void (*mpo_cleanup_sysv_msgmsg_t)(struct label *msglabel);
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typedef void (*mpo_cleanup_sysv_msgqueue_t)(struct label *msqlabel);
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typedef void (*mpo_cleanup_sysv_sem_t)(struct label *semalabel);
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typedef void (*mpo_cleanup_sysv_shm_t)(struct label *shmlabel);
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typedef void (*mpo_copy_cred_label_t)(struct label *src,
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struct label *dest);
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typedef void (*mpo_copy_ifnet_label_t)(struct label *src,
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struct label *dest);
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typedef void (*mpo_copy_mbuf_label_t)(struct label *src,
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struct label *dest);
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typedef void (*mpo_copy_pipe_label_t)(struct label *src,
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struct label *dest);
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typedef void (*mpo_copy_socket_label_t)(struct label *src,
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struct label *dest);
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typedef void (*mpo_copy_vnode_label_t)(struct label *src,
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struct label *dest);
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typedef int (*mpo_externalize_cred_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_externalize_ifnet_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_externalize_pipe_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_externalize_socket_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_externalize_socket_peer_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_externalize_vnode_label_t)(struct label *label,
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char *element_name, struct sbuf *sb, int *claimed);
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typedef int (*mpo_internalize_cred_label_t)(struct label *label,
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char *element_name, char *element_data, int *claimed);
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typedef int (*mpo_internalize_ifnet_label_t)(struct label *label,
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char *element_name, char *element_data, int *claimed);
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typedef int (*mpo_internalize_pipe_label_t)(struct label *label,
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char *element_name, char *element_data, int *claimed);
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typedef int (*mpo_internalize_socket_label_t)(struct label *label,
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char *element_name, char *element_data, int *claimed);
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typedef int (*mpo_internalize_vnode_label_t)(struct label *label,
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char *element_name, char *element_data, int *claimed);
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/*
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* Labeling event operations: file system objects, and things that look a lot
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* like file system objects.
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*/
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typedef void (*mpo_associate_vnode_devfs_t)(struct mount *mp,
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struct label *fslabel, struct devfs_dirent *de,
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struct label *delabel, struct vnode *vp,
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struct label *vlabel);
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typedef int (*mpo_associate_vnode_extattr_t)(struct mount *mp,
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struct label *fslabel, struct vnode *vp,
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struct label *vlabel);
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typedef void (*mpo_associate_vnode_singlelabel_t)(struct mount *mp,
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struct label *fslabel, struct vnode *vp,
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struct label *vlabel);
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typedef void (*mpo_create_devfs_device_t)(struct ucred *cred,
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struct mount *mp, struct cdev *dev,
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struct devfs_dirent *de, struct label *label);
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typedef void (*mpo_create_devfs_directory_t)(struct mount *mp,
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char *dirname, int dirnamelen, struct devfs_dirent *de,
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struct label *label);
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typedef void (*mpo_create_devfs_symlink_t)(struct ucred *cred,
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struct mount *mp, struct devfs_dirent *dd,
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struct label *ddlabel, struct devfs_dirent *de,
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struct label *delabel);
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typedef int (*mpo_create_vnode_extattr_t)(struct ucred *cred,
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struct mount *mp, struct label *fslabel,
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struct vnode *dvp, struct label *dlabel,
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struct vnode *vp, struct label *vlabel,
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struct componentname *cnp);
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typedef void (*mpo_create_mount_t)(struct ucred *cred, struct mount *mp,
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struct label *mntlabel, struct label *fslabel);
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typedef void (*mpo_relabel_vnode_t)(struct ucred *cred, struct vnode *vp,
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struct label *vnodelabel, struct label *label);
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typedef int (*mpo_setlabel_vnode_extattr_t)(struct ucred *cred,
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struct vnode *vp, struct label *vlabel,
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struct label *intlabel);
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typedef void (*mpo_update_devfsdirent_t)(struct mount *mp,
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struct devfs_dirent *devfs_dirent,
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struct label *direntlabel, struct vnode *vp,
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struct label *vnodelabel);
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/*
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* Labeling event operations: IPC objects.
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*/
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typedef void (*mpo_create_mbuf_from_socket_t)(struct socket *so,
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struct label *socketlabel, struct mbuf *m,
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struct label *mbuflabel);
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typedef void (*mpo_create_socket_t)(struct ucred *cred, struct socket *so,
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struct label *socketlabel);
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typedef void (*mpo_create_socket_from_socket_t)(struct socket *oldsocket,
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struct label *oldsocketlabel, struct socket *newsocket,
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struct label *newsocketlabel);
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typedef void (*mpo_relabel_socket_t)(struct ucred *cred, struct socket *so,
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struct label *oldlabel, struct label *newlabel);
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typedef void (*mpo_relabel_pipe_t)(struct ucred *cred, struct pipepair *pp,
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struct label *oldlabel, struct label *newlabel);
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typedef void (*mpo_set_socket_peer_from_mbuf_t)(struct mbuf *mbuf,
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struct label *mbuflabel, struct socket *so,
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struct label *socketpeerlabel);
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typedef void (*mpo_set_socket_peer_from_socket_t)(struct socket *oldsocket,
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struct label *oldsocketlabel, struct socket *newsocket,
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struct label *newsocketpeerlabel);
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typedef void (*mpo_create_pipe_t)(struct ucred *cred, struct pipepair *pp,
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struct label *pipelabel);
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/*
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* Labeling event operations: System V IPC primitives.
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*/
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typedef void (*mpo_create_sysv_msgmsg_t)(struct ucred *cred,
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struct msqid_kernel *msqkptr, struct label *msqlabel,
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struct msg *msgptr, struct label *msglabel);
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typedef void (*mpo_create_sysv_msgqueue_t)(struct ucred *cred,
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struct msqid_kernel *msqkptr, struct label *msqlabel);
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typedef void (*mpo_create_sysv_sem_t)(struct ucred *cred,
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struct semid_kernel *semakptr, struct label *semalabel);
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typedef void (*mpo_create_sysv_shm_t)(struct ucred *cred,
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struct shmid_kernel *shmsegptr, struct label *shmlabel);
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/*
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* Labeling event operations: POSIX (global/inter-process) semaphores.
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*/
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typedef void (*mpo_create_posix_sem_t)(struct ucred *cred,
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struct ksem *ksemptr, struct label *ks_label);
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/*
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* Labeling event operations: network objects.
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*/
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typedef void (*mpo_create_bpfdesc_t)(struct ucred *cred,
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struct bpf_d *bpf_d, struct label *bpflabel);
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typedef void (*mpo_create_ifnet_t)(struct ifnet *ifnet,
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struct label *ifnetlabel);
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typedef void (*mpo_create_inpcb_from_socket_t)(struct socket *so,
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struct label *solabel, struct inpcb *inp,
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struct label *inplabel);
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typedef void (*mpo_create_ipq_t)(struct mbuf *fragment,
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struct label *fragmentlabel, struct ipq *ipq,
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struct label *ipqlabel);
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typedef void (*mpo_create_datagram_from_ipq)
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(struct ipq *ipq, struct label *ipqlabel,
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struct mbuf *datagram, struct label *datagramlabel);
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typedef void (*mpo_create_fragment_t)(struct mbuf *datagram,
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struct label *datagramlabel, struct mbuf *fragment,
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struct label *fragmentlabel);
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typedef void (*mpo_create_mbuf_from_inpcb_t)(struct inpcb *inp,
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struct label *inplabel, struct mbuf *m,
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struct label *mlabel);
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typedef void (*mpo_create_mbuf_linklayer_t)(struct ifnet *ifnet,
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struct label *ifnetlabel, struct mbuf *mbuf,
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struct label *mbuflabel);
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typedef void (*mpo_create_mbuf_from_bpfdesc_t)(struct bpf_d *bpf_d,
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struct label *bpflabel, struct mbuf *mbuf,
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struct label *mbuflabel);
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typedef void (*mpo_create_mbuf_from_ifnet_t)(struct ifnet *ifnet,
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struct label *ifnetlabel, struct mbuf *mbuf,
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struct label *mbuflabel);
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typedef void (*mpo_create_mbuf_multicast_encap_t)(struct mbuf *oldmbuf,
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struct label *oldmbuflabel, struct ifnet *ifnet,
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struct label *ifnetlabel, struct mbuf *newmbuf,
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struct label *newmbuflabel);
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typedef void (*mpo_create_mbuf_netlayer_t)(struct mbuf *oldmbuf,
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struct label *oldmbuflabel, struct mbuf *newmbuf,
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struct label *newmbuflabel);
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typedef int (*mpo_fragment_match_t)(struct mbuf *fragment,
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struct label *fragmentlabel, struct ipq *ipq,
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struct label *ipqlabel);
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typedef void (*mpo_reflect_mbuf_icmp_t)(struct mbuf *m,
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struct label *mlabel);
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typedef void (*mpo_reflect_mbuf_tcp_t)(struct mbuf *m,
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struct label *mlabel);
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typedef void (*mpo_relabel_ifnet_t)(struct ucred *cred,
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struct ifnet *ifnet, struct label *ifnetlabel,
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struct label *newlabel);
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typedef void (*mpo_update_ipq_t)(struct mbuf *fragment,
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struct label *fragmentlabel, struct ipq *ipq,
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struct label *ipqlabel);
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typedef void (*mpo_inpcb_sosetlabel_t)(struct socket *so,
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struct label *label, struct inpcb *inp,
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struct label *inplabel);
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typedef void (*mpo_create_mbuf_from_firewall_t)(struct mbuf *m,
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struct label *label);
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typedef void (*mpo_destroy_syncache_label_t)(struct label *label);
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typedef int (*mpo_init_syncache_label_t)(struct label *label, int flag);
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typedef void (*mpo_init_syncache_from_inpcb_t)(struct label *label,
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struct inpcb *inp);
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typedef void (*mpo_create_mbuf_from_syncache_t)(struct label *sc_label,
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struct mbuf *m, struct label *mbuf_label);
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/*
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* Labeling event operations: processes.
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*/
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typedef void (*mpo_execve_transition_t)(struct ucred *old,
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struct ucred *new, struct vnode *vp,
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struct label *vnodelabel, struct label *interpvnodelabel,
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struct image_params *imgp, struct label *execlabel);
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typedef int (*mpo_execve_will_transition_t)(struct ucred *old,
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struct vnode *vp, struct label *vnodelabel,
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struct label *interpvnodelabel,
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struct image_params *imgp, struct label *execlabel);
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typedef void (*mpo_create_proc0_t)(struct ucred *cred);
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typedef void (*mpo_create_proc1_t)(struct ucred *cred);
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typedef void (*mpo_relabel_cred_t)(struct ucred *cred,
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struct label *newlabel);
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typedef void (*mpo_thread_userret_t)(struct thread *thread);
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/*
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* Access control checks.
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*/
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typedef int (*mpo_check_bpfdesc_receive_t)(struct bpf_d *bpf_d,
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struct label *bpflabel, struct ifnet *ifnet,
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struct label *ifnetlabel);
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typedef int (*mpo_check_cred_relabel_t)(struct ucred *cred,
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struct label *newlabel);
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typedef int (*mpo_check_cred_visible_t)(struct ucred *u1,
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struct ucred *u2);
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typedef int (*mpo_check_ifnet_relabel_t)(struct ucred *cred,
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struct ifnet *ifnet, struct label *ifnetlabel,
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struct label *newlabel);
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typedef int (*mpo_check_ifnet_transmit_t)(struct ifnet *ifnet,
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struct label *ifnetlabel, struct mbuf *m,
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struct label *mbuflabel);
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typedef int (*mpo_check_inpcb_deliver_t)(struct inpcb *inp,
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struct label *inplabel, struct mbuf *m,
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struct label *mlabel);
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typedef int (*mpo_check_sysv_msgmsq_t)(struct ucred *cred,
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struct msg *msgptr, struct label *msglabel,
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struct msqid_kernel *msqkptr, struct label *msqklabel);
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typedef int (*mpo_check_sysv_msgrcv_t)(struct ucred *cred,
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struct msg *msgptr, struct label *msglabel);
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typedef int (*mpo_check_sysv_msgrmid_t)(struct ucred *cred,
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struct msg *msgptr, struct label *msglabel);
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typedef int (*mpo_check_sysv_msqget_t)(struct ucred *cred,
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struct msqid_kernel *msqkptr, struct label *msqklabel);
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typedef int (*mpo_check_sysv_msqsnd_t)(struct ucred *cred,
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struct msqid_kernel *msqkptr, struct label *msqklabel);
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typedef int (*mpo_check_sysv_msqrcv_t)(struct ucred *cred,
|
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struct msqid_kernel *msqkptr, struct label *msqklabel);
|
|
typedef int (*mpo_check_sysv_msqctl_t)(struct ucred *cred,
|
|
struct msqid_kernel *msqkptr, struct label *msqklabel,
|
|
int cmd);
|
|
typedef int (*mpo_check_sysv_semctl_t)(struct ucred *cred,
|
|
struct semid_kernel *semakptr, struct label *semaklabel,
|
|
int cmd);
|
|
typedef int (*mpo_check_sysv_semget_t)(struct ucred *cred,
|
|
struct semid_kernel *semakptr, struct label *semaklabel);
|
|
typedef int (*mpo_check_sysv_semop_t)(struct ucred *cred,
|
|
struct semid_kernel *semakptr, struct label *semaklabel,
|
|
size_t accesstype);
|
|
typedef int (*mpo_check_sysv_shmat_t)(struct ucred *cred,
|
|
struct shmid_kernel *shmsegptr,
|
|
struct label *shmseglabel, int shmflg);
|
|
typedef int (*mpo_check_sysv_shmctl_t)(struct ucred *cred,
|
|
struct shmid_kernel *shmsegptr,
|
|
struct label *shmseglabel, int cmd);
|
|
typedef int (*mpo_check_sysv_shmdt_t)(struct ucred *cred,
|
|
struct shmid_kernel *shmsegptr,
|
|
struct label *shmseglabel);
|
|
typedef int (*mpo_check_sysv_shmget_t)(struct ucred *cred,
|
|
struct shmid_kernel *shmsegptr,
|
|
struct label *shmseglabel, int shmflg);
|
|
typedef int (*mpo_check_kenv_dump_t)(struct ucred *cred);
|
|
typedef int (*mpo_check_kenv_get_t)(struct ucred *cred, char *name);
|
|
typedef int (*mpo_check_kenv_set_t)(struct ucred *cred, char *name,
|
|
char *value);
|
|
typedef int (*mpo_check_kenv_unset_t)(struct ucred *cred, char *name);
|
|
typedef int (*mpo_check_kld_load_t)(struct ucred *cred, struct vnode *vp,
|
|
struct label *vlabel);
|
|
typedef int (*mpo_check_kld_stat_t)(struct ucred *cred);
|
|
typedef int (*mpo_check_kld_unload_t)(struct ucred *cred);
|
|
typedef int (*mpo_mpo_placeholder19_t)(void);
|
|
typedef int (*mpo_mpo_placeholder20_t)(void);
|
|
typedef int (*mpo_check_mount_stat_t)(struct ucred *cred,
|
|
struct mount *mp, struct label *mntlabel);
|
|
typedef int (*mpo_mpo_placeholder21_t)(void);
|
|
typedef int (*mpo_check_pipe_ioctl_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel,
|
|
unsigned long cmd, void *data);
|
|
typedef int (*mpo_check_pipe_poll_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel);
|
|
typedef int (*mpo_check_pipe_read_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel);
|
|
typedef int (*mpo_check_pipe_relabel_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel,
|
|
struct label *newlabel);
|
|
typedef int (*mpo_check_pipe_stat_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel);
|
|
typedef int (*mpo_check_pipe_write_t)(struct ucred *cred,
|
|
struct pipepair *pp, struct label *pipelabel);
|
|
typedef int (*mpo_check_posix_sem_destroy_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_posix_sem_getvalue_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_posix_sem_open_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_posix_sem_post_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_posix_sem_unlink_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_posix_sem_wait_t)(struct ucred *cred,
|
|
struct ksem *ksemptr, struct label *ks_label);
|
|
typedef int (*mpo_check_proc_debug_t)(struct ucred *cred,
|
|
struct proc *proc);
|
|
typedef int (*mpo_check_proc_sched_t)(struct ucred *cred,
|
|
struct proc *proc);
|
|
typedef int (*mpo_check_proc_setuid_t)(struct ucred *cred, uid_t uid);
|
|
typedef int (*mpo_check_proc_seteuid_t)(struct ucred *cred, uid_t euid);
|
|
typedef int (*mpo_check_proc_setgid_t)(struct ucred *cred, gid_t gid);
|
|
typedef int (*mpo_check_proc_setegid_t)(struct ucred *cred, gid_t egid);
|
|
typedef int (*mpo_check_proc_setgroups_t)(struct ucred *cred, int ngroups,
|
|
gid_t *gidset);
|
|
typedef int (*mpo_check_proc_setreuid_t)(struct ucred *cred, uid_t ruid,
|
|
uid_t euid);
|
|
typedef int (*mpo_check_proc_setregid_t)(struct ucred *cred, gid_t rgid,
|
|
gid_t egid);
|
|
typedef int (*mpo_check_proc_setresuid_t)(struct ucred *cred, uid_t ruid,
|
|
uid_t euid, uid_t suid);
|
|
typedef int (*mpo_check_proc_setresgid_t)(struct ucred *cred, gid_t rgid,
|
|
gid_t egid, gid_t sgid);
|
|
typedef int (*mpo_check_proc_signal_t)(struct ucred *cred,
|
|
struct proc *proc, int signum);
|
|
typedef int (*mpo_check_proc_wait_t)(struct ucred *cred,
|
|
struct proc *proc);
|
|
typedef int (*mpo_check_socket_accept_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_bind_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel,
|
|
struct sockaddr *sockaddr);
|
|
typedef int (*mpo_check_socket_connect_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel,
|
|
struct sockaddr *sockaddr);
|
|
typedef int (*mpo_check_socket_create_t)(struct ucred *cred, int domain,
|
|
int type, int protocol);
|
|
typedef int (*mpo_check_socket_deliver_t)(struct socket *so,
|
|
struct label *socketlabel, struct mbuf *m,
|
|
struct label *mbuflabel);
|
|
typedef int (*mpo_check_socket_listen_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_poll_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_receive_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_relabel_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel,
|
|
struct label *newlabel);
|
|
typedef int (*mpo_check_socket_send_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_stat_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_socket_visible_t)(struct ucred *cred,
|
|
struct socket *so, struct label *socketlabel);
|
|
typedef int (*mpo_check_sysarch_ioperm_t)(struct ucred *cred);
|
|
typedef int (*mpo_check_system_acct_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *vlabel);
|
|
typedef int (*mpo_check_system_nfsd_t)(struct ucred *cred);
|
|
typedef int (*mpo_check_system_reboot_t)(struct ucred *cred, int howto);
|
|
typedef int (*mpo_check_system_settime_t)(struct ucred *cred);
|
|
typedef int (*mpo_check_system_swapon_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label);
|
|
typedef int (*mpo_check_system_swapoff_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label);
|
|
typedef int (*mpo_check_system_sysctl_t)(struct ucred *cred,
|
|
struct sysctl_oid *oidp, void *arg1, int arg2,
|
|
struct sysctl_req *req);
|
|
typedef int (*mpo_check_vnode_access_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int acc_mode);
|
|
typedef int (*mpo_check_vnode_chdir_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel);
|
|
typedef int (*mpo_check_vnode_chroot_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel);
|
|
typedef int (*mpo_check_vnode_create_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel,
|
|
struct componentname *cnp, struct vattr *vap);
|
|
typedef int (*mpo_check_vnode_delete_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel,
|
|
struct vnode *vp, struct label *label,
|
|
struct componentname *cnp);
|
|
typedef int (*mpo_check_vnode_deleteacl_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, acl_type_t type);
|
|
typedef int (*mpo_check_vnode_deleteextattr_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int attrnamespace,
|
|
const char *name);
|
|
typedef int (*mpo_check_vnode_exec_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label,
|
|
struct image_params *imgp, struct label *execlabel);
|
|
typedef int (*mpo_check_vnode_getacl_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, acl_type_t type);
|
|
typedef int (*mpo_check_vnode_getextattr_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int attrnamespace,
|
|
const char *name, struct uio *uio);
|
|
typedef int (*mpo_check_vnode_link_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel, struct vnode *vp,
|
|
struct label *label, struct componentname *cnp);
|
|
typedef int (*mpo_check_vnode_listextattr_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label,
|
|
int attrnamespace);
|
|
typedef int (*mpo_check_vnode_lookup_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel,
|
|
struct componentname *cnp);
|
|
typedef int (*mpo_check_vnode_mmap_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int prot,
|
|
int flags);
|
|
typedef void (*mpo_check_vnode_mmap_downgrade_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int *prot);
|
|
typedef int (*mpo_check_vnode_mprotect_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int prot);
|
|
typedef int (*mpo_check_vnode_open_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int acc_mode);
|
|
typedef int (*mpo_check_vnode_poll_t)(struct ucred *active_cred,
|
|
struct ucred *file_cred, struct vnode *vp,
|
|
struct label *label);
|
|
typedef int (*mpo_check_vnode_read_t)(struct ucred *active_cred,
|
|
struct ucred *file_cred, struct vnode *vp,
|
|
struct label *label);
|
|
typedef int (*mpo_check_vnode_readdir_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel);
|
|
typedef int (*mpo_check_vnode_readlink_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label);
|
|
typedef int (*mpo_check_vnode_relabel_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *vnodelabel,
|
|
struct label *newlabel);
|
|
typedef int (*mpo_check_vnode_rename_from_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel,
|
|
struct vnode *vp, struct label *label,
|
|
struct componentname *cnp);
|
|
typedef int (*mpo_check_vnode_rename_to_t)(struct ucred *cred,
|
|
struct vnode *dvp, struct label *dlabel,
|
|
struct vnode *vp, struct label *label, int samedir,
|
|
struct componentname *cnp);
|
|
typedef int (*mpo_check_vnode_revoke_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label);
|
|
typedef int (*mpo_check_vnode_setacl_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, acl_type_t type,
|
|
struct acl *acl);
|
|
typedef int (*mpo_check_vnode_setextattr_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, int attrnamespace,
|
|
const char *name, struct uio *uio);
|
|
typedef int (*mpo_check_vnode_setflags_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, u_long flags);
|
|
typedef int (*mpo_check_vnode_setmode_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, mode_t mode);
|
|
typedef int (*mpo_check_vnode_setowner_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label, uid_t uid,
|
|
gid_t gid);
|
|
typedef int (*mpo_check_vnode_setutimes_t)(struct ucred *cred,
|
|
struct vnode *vp, struct label *label,
|
|
struct timespec atime, struct timespec mtime);
|
|
typedef int (*mpo_check_vnode_stat_t)(struct ucred *active_cred,
|
|
struct ucred *file_cred, struct vnode *vp,
|
|
struct label *label);
|
|
typedef int (*mpo_check_vnode_write_t)(struct ucred *active_cred,
|
|
struct ucred *file_cred, struct vnode *vp,
|
|
struct label *label);
|
|
typedef void (*mpo_associate_nfsd_label_t)(struct ucred *cred);
|
|
typedef int (*mpo_priv_check_t)(struct ucred *cred, int priv);
|
|
typedef int (*mpo_priv_grant_t)(struct ucred *cred, int priv);
|
|
|
|
struct mac_policy_ops {
|
|
/*
|
|
* Policy module operations.
|
|
*/
|
|
mpo_destroy_t mpo_destroy;
|
|
mpo_init_t mpo_init;
|
|
|
|
/*
|
|
* General policy-directed security system call so that policies may
|
|
* implement new services without reserving explicit system call
|
|
* numbers.
|
|
*/
|
|
mpo_syscall_t mpo_syscall;
|
|
|
|
/*
|
|
* Label operations. Initialize label storage, destroy label
|
|
* storage, recycle for re-use without init/destroy, copy a label to
|
|
* initialized storage, and externalize/internalize from/to
|
|
* initialized storage.
|
|
*/
|
|
mpo_init_bpfdesc_label_t mpo_init_bpfdesc_label;
|
|
mpo_init_cred_label_t mpo_init_cred_label;
|
|
mpo_init_devfsdirent_label_t mpo_init_devfsdirent_label;
|
|
mpo_placeholder_t _mpo_placeholder0;
|
|
mpo_init_ifnet_label_t mpo_init_ifnet_label;
|
|
mpo_init_inpcb_label_t mpo_init_inpcb_label;
|
|
mpo_init_sysv_msgmsg_label_t mpo_init_sysv_msgmsg_label;
|
|
mpo_init_sysv_msgqueue_label_t mpo_init_sysv_msgqueue_label;
|
|
mpo_init_sysv_sem_label_t mpo_init_sysv_sem_label;
|
|
mpo_init_sysv_shm_label_t mpo_init_sysv_shm_label;
|
|
mpo_init_ipq_label_t mpo_init_ipq_label;
|
|
mpo_init_mbuf_label_t mpo_init_mbuf_label;
|
|
mpo_init_mount_label_t mpo_init_mount_label;
|
|
mpo_init_mount_fs_label_t mpo_init_mount_fs_label;
|
|
mpo_init_socket_label_t mpo_init_socket_label;
|
|
mpo_init_socket_peer_label_t mpo_init_socket_peer_label;
|
|
mpo_init_pipe_label_t mpo_init_pipe_label;
|
|
mpo_init_posix_sem_label_t mpo_init_posix_sem_label;
|
|
mpo_init_proc_label_t mpo_init_proc_label;
|
|
mpo_init_vnode_label_t mpo_init_vnode_label;
|
|
mpo_destroy_bpfdesc_label_t mpo_destroy_bpfdesc_label;
|
|
mpo_destroy_cred_label_t mpo_destroy_cred_label;
|
|
mpo_destroy_devfsdirent_label_t mpo_destroy_devfsdirent_label;
|
|
mpo_placeholder_t _mpo_placeholder1;
|
|
mpo_destroy_ifnet_label_t mpo_destroy_ifnet_label;
|
|
mpo_destroy_inpcb_label_t mpo_destroy_inpcb_label;
|
|
mpo_destroy_sysv_msgmsg_label_t mpo_destroy_sysv_msgmsg_label;
|
|
mpo_destroy_sysv_msgqueue_label_t mpo_destroy_sysv_msgqueue_label;
|
|
mpo_destroy_sysv_sem_label_t mpo_destroy_sysv_sem_label;
|
|
mpo_destroy_sysv_shm_label_t mpo_destroy_sysv_shm_label;
|
|
mpo_destroy_ipq_label_t mpo_destroy_ipq_label;
|
|
mpo_destroy_mbuf_label_t mpo_destroy_mbuf_label;
|
|
mpo_destroy_mount_label_t mpo_destroy_mount_label;
|
|
mpo_destroy_mount_fs_label_t mpo_destroy_mount_fs_label;
|
|
mpo_destroy_socket_label_t mpo_destroy_socket_label;
|
|
mpo_destroy_socket_peer_label_t mpo_destroy_socket_peer_label;
|
|
mpo_destroy_pipe_label_t mpo_destroy_pipe_label;
|
|
mpo_destroy_posix_sem_label_t mpo_destroy_posix_sem_label;
|
|
mpo_destroy_proc_label_t mpo_destroy_proc_label;
|
|
mpo_destroy_vnode_label_t mpo_destroy_vnode_label;
|
|
mpo_cleanup_sysv_msgmsg_t mpo_cleanup_sysv_msgmsg;
|
|
mpo_cleanup_sysv_msgqueue_t mpo_cleanup_sysv_msgqueue;
|
|
mpo_cleanup_sysv_sem_t mpo_cleanup_sysv_sem;
|
|
mpo_cleanup_sysv_shm_t mpo_cleanup_sysv_shm;
|
|
mpo_copy_cred_label_t mpo_copy_cred_label;
|
|
mpo_copy_ifnet_label_t mpo_copy_ifnet_label;
|
|
mpo_copy_mbuf_label_t mpo_copy_mbuf_label;
|
|
mpo_placeholder_t _mpo_placeholder2;
|
|
mpo_copy_pipe_label_t mpo_copy_pipe_label;
|
|
mpo_copy_socket_label_t mpo_copy_socket_label;
|
|
mpo_copy_vnode_label_t mpo_copy_vnode_label;
|
|
mpo_externalize_cred_label_t mpo_externalize_cred_label;
|
|
mpo_externalize_ifnet_label_t mpo_externalize_ifnet_label;
|
|
mpo_placeholder_t _mpo_placeholder3;
|
|
mpo_externalize_pipe_label_t mpo_externalize_pipe_label;
|
|
mpo_externalize_socket_label_t mpo_externalize_socket_label;
|
|
mpo_externalize_socket_peer_label_t mpo_externalize_socket_peer_label;
|
|
mpo_externalize_vnode_label_t mpo_externalize_vnode_label;
|
|
mpo_internalize_cred_label_t mpo_internalize_cred_label;
|
|
mpo_internalize_ifnet_label_t mpo_internalize_ifnet_label;
|
|
mpo_placeholder_t _mpo_placeholder4;
|
|
mpo_internalize_pipe_label_t mpo_internalize_pipe_label;
|
|
mpo_internalize_socket_label_t mpo_internalize_socket_label;
|
|
mpo_internalize_vnode_label_t mpo_internalize_vnode_label;
|
|
|
|
/*
|
|
* Labeling event operations: file system objects, and things that
|
|
* look a lot like file system objects.
|
|
*/
|
|
mpo_associate_vnode_devfs_t mpo_associate_vnode_devfs;
|
|
mpo_associate_vnode_extattr_t mpo_associate_vnode_extattr;
|
|
mpo_associate_vnode_singlelabel_t mpo_associate_vnode_singlelabel;
|
|
mpo_create_devfs_device_t mpo_create_devfs_device;
|
|
mpo_create_devfs_directory_t mpo_create_devfs_directory;
|
|
mpo_create_devfs_symlink_t mpo_create_devfs_symlink;
|
|
mpo_placeholder_t _mpo_placeholder5;
|
|
mpo_create_vnode_extattr_t mpo_create_vnode_extattr;
|
|
mpo_create_mount_t mpo_create_mount;
|
|
mpo_relabel_vnode_t mpo_relabel_vnode;
|
|
mpo_setlabel_vnode_extattr_t mpo_setlabel_vnode_extattr;
|
|
mpo_update_devfsdirent_t mpo_update_devfsdirent;
|
|
|
|
/*
|
|
* Labeling event operations: IPC objects.
|
|
*/
|
|
mpo_create_mbuf_from_socket_t mpo_create_mbuf_from_socket;
|
|
mpo_create_socket_t mpo_create_socket;
|
|
mpo_create_socket_from_socket_t mpo_create_socket_from_socket;
|
|
mpo_relabel_socket_t mpo_relabel_socket;
|
|
mpo_relabel_pipe_t mpo_relabel_pipe;
|
|
mpo_set_socket_peer_from_mbuf_t mpo_set_socket_peer_from_mbuf;
|
|
mpo_set_socket_peer_from_socket_t mpo_set_socket_peer_from_socket;
|
|
mpo_create_pipe_t mpo_create_pipe;
|
|
|
|
/*
|
|
* Labeling event operations: System V IPC primitives.
|
|
*/
|
|
mpo_create_sysv_msgmsg_t mpo_create_sysv_msgmsg;
|
|
mpo_create_sysv_msgqueue_t mpo_create_sysv_msgqueue;
|
|
mpo_create_sysv_sem_t mpo_create_sysv_sem;
|
|
mpo_create_sysv_shm_t mpo_create_sysv_shm;
|
|
|
|
/*
|
|
* Labeling event operations: POSIX (global/inter-process) semaphores.
|
|
*/
|
|
mpo_create_posix_sem_t mpo_create_posix_sem;
|
|
|
|
/*
|
|
* Labeling event operations: network objects.
|
|
*/
|
|
mpo_create_bpfdesc_t mpo_create_bpfdesc;
|
|
mpo_create_ifnet_t mpo_create_ifnet;
|
|
mpo_create_inpcb_from_socket_t mpo_create_inpcb_from_socket;
|
|
mpo_create_ipq_t mpo_create_ipq;
|
|
mpo_create_datagram_from_ipq mpo_create_datagram_from_ipq;
|
|
mpo_create_fragment_t mpo_create_fragment;
|
|
mpo_create_mbuf_from_inpcb_t mpo_create_mbuf_from_inpcb;
|
|
mpo_create_mbuf_linklayer_t mpo_create_mbuf_linklayer;
|
|
mpo_create_mbuf_from_bpfdesc_t mpo_create_mbuf_from_bpfdesc;
|
|
mpo_create_mbuf_from_ifnet_t mpo_create_mbuf_from_ifnet;
|
|
mpo_create_mbuf_multicast_encap_t mpo_create_mbuf_multicast_encap;
|
|
mpo_create_mbuf_netlayer_t mpo_create_mbuf_netlayer;
|
|
mpo_fragment_match_t mpo_fragment_match;
|
|
mpo_reflect_mbuf_icmp_t mpo_reflect_mbuf_icmp;
|
|
mpo_reflect_mbuf_tcp_t mpo_reflect_mbuf_tcp;
|
|
mpo_relabel_ifnet_t mpo_relabel_ifnet;
|
|
mpo_update_ipq_t mpo_update_ipq;
|
|
mpo_inpcb_sosetlabel_t mpo_inpcb_sosetlabel;
|
|
|
|
/*
|
|
* Labeling event operations: processes.
|
|
*/
|
|
mpo_execve_transition_t mpo_execve_transition;
|
|
mpo_execve_will_transition_t mpo_execve_will_transition;
|
|
mpo_create_proc0_t mpo_create_proc0;
|
|
mpo_create_proc1_t mpo_create_proc1;
|
|
mpo_relabel_cred_t mpo_relabel_cred;
|
|
mpo_placeholder_t _mpo_placeholder6;
|
|
mpo_thread_userret_t mpo_thread_userret;
|
|
|
|
/*
|
|
* Access control checks.
|
|
*/
|
|
mpo_check_bpfdesc_receive_t mpo_check_bpfdesc_receive;
|
|
mpo_placeholder_t _mpo_placeholder7;
|
|
mpo_check_cred_relabel_t mpo_check_cred_relabel;
|
|
mpo_check_cred_visible_t mpo_check_cred_visible;
|
|
mpo_placeholder_t _mpo_placeholder8;
|
|
mpo_placeholder_t _mpo_placeholder9;
|
|
mpo_placeholder_t _mpo_placeholder10;
|
|
mpo_placeholder_t _mpo_placeholder11;
|
|
mpo_placeholder_t _mpo_placeholder12;
|
|
mpo_placeholder_t _mpo_placeholder13;
|
|
mpo_placeholder_t _mpo_placeholder14;
|
|
mpo_placeholder_t _mpo_placeholder15;
|
|
mpo_placeholder_t _mpo_placeholder16;
|
|
mpo_placeholder_t _mpo_placeholder17;
|
|
mpo_placeholder_t _mpo_placeholder18;
|
|
mpo_check_ifnet_relabel_t mpo_check_ifnet_relabel;
|
|
mpo_check_ifnet_transmit_t mpo_check_ifnet_transmit;
|
|
mpo_check_inpcb_deliver_t mpo_check_inpcb_deliver;
|
|
mpo_check_sysv_msgmsq_t mpo_check_sysv_msgmsq;
|
|
mpo_check_sysv_msgrcv_t mpo_check_sysv_msgrcv;
|
|
mpo_check_sysv_msgrmid_t mpo_check_sysv_msgrmid;
|
|
mpo_check_sysv_msqget_t mpo_check_sysv_msqget;
|
|
mpo_check_sysv_msqsnd_t mpo_check_sysv_msqsnd;
|
|
mpo_check_sysv_msqrcv_t mpo_check_sysv_msqrcv;
|
|
mpo_check_sysv_msqctl_t mpo_check_sysv_msqctl;
|
|
mpo_check_sysv_semctl_t mpo_check_sysv_semctl;
|
|
mpo_check_sysv_semget_t mpo_check_sysv_semget;
|
|
mpo_check_sysv_semop_t mpo_check_sysv_semop;
|
|
mpo_check_sysv_shmat_t mpo_check_sysv_shmat;
|
|
mpo_check_sysv_shmctl_t mpo_check_sysv_shmctl;
|
|
mpo_check_sysv_shmdt_t mpo_check_sysv_shmdt;
|
|
mpo_check_sysv_shmget_t mpo_check_sysv_shmget;
|
|
mpo_check_kenv_dump_t mpo_check_kenv_dump;
|
|
mpo_check_kenv_get_t mpo_check_kenv_get;
|
|
mpo_check_kenv_set_t mpo_check_kenv_set;
|
|
mpo_check_kenv_unset_t mpo_check_kenv_unset;
|
|
mpo_check_kld_load_t mpo_check_kld_load;
|
|
mpo_check_kld_stat_t mpo_check_kld_stat;
|
|
mpo_check_kld_unload_t mpo_check_kld_unload;
|
|
mpo_placeholder_t _mpo_placeholder19;
|
|
mpo_placeholder_t _mpo_placeholder20;
|
|
mpo_check_mount_stat_t mpo_check_mount_stat;
|
|
mpo_placeholder_t _mpo_placeholder_21;
|
|
mpo_check_pipe_ioctl_t mpo_check_pipe_ioctl;
|
|
mpo_check_pipe_poll_t mpo_check_pipe_poll;
|
|
mpo_check_pipe_read_t mpo_check_pipe_read;
|
|
mpo_check_pipe_relabel_t mpo_check_pipe_relabel;
|
|
mpo_check_pipe_stat_t mpo_check_pipe_stat;
|
|
mpo_check_pipe_write_t mpo_check_pipe_write;
|
|
mpo_check_posix_sem_destroy_t mpo_check_posix_sem_destroy;
|
|
mpo_check_posix_sem_getvalue_t mpo_check_posix_sem_getvalue;
|
|
mpo_check_posix_sem_open_t mpo_check_posix_sem_open;
|
|
mpo_check_posix_sem_post_t mpo_check_posix_sem_post;
|
|
mpo_check_posix_sem_unlink_t mpo_check_posix_sem_unlink;
|
|
mpo_check_posix_sem_wait_t mpo_check_posix_sem_wait;
|
|
mpo_check_proc_debug_t mpo_check_proc_debug;
|
|
mpo_check_proc_sched_t mpo_check_proc_sched;
|
|
mpo_check_proc_setuid_t mpo_check_proc_setuid;
|
|
mpo_check_proc_seteuid_t mpo_check_proc_seteuid;
|
|
mpo_check_proc_setgid_t mpo_check_proc_setgid;
|
|
mpo_check_proc_setegid_t mpo_check_proc_setegid;
|
|
mpo_check_proc_setgroups_t mpo_check_proc_setgroups;
|
|
mpo_check_proc_setreuid_t mpo_check_proc_setreuid;
|
|
mpo_check_proc_setregid_t mpo_check_proc_setregid;
|
|
mpo_check_proc_setresuid_t mpo_check_proc_setresuid;
|
|
mpo_check_proc_setresgid_t mpo_check_proc_setresgid;
|
|
mpo_check_proc_signal_t mpo_check_proc_signal;
|
|
mpo_check_proc_wait_t mpo_check_proc_wait;
|
|
mpo_check_socket_accept_t mpo_check_socket_accept;
|
|
mpo_check_socket_bind_t mpo_check_socket_bind;
|
|
mpo_check_socket_connect_t mpo_check_socket_connect;
|
|
mpo_check_socket_create_t mpo_check_socket_create;
|
|
mpo_check_socket_deliver_t mpo_check_socket_deliver;
|
|
mpo_placeholder_t _mpo_placeholder22;
|
|
mpo_check_socket_listen_t mpo_check_socket_listen;
|
|
mpo_check_socket_poll_t mpo_check_socket_poll;
|
|
mpo_check_socket_receive_t mpo_check_socket_receive;
|
|
mpo_check_socket_relabel_t mpo_check_socket_relabel;
|
|
mpo_check_socket_send_t mpo_check_socket_send;
|
|
mpo_check_socket_stat_t mpo_check_socket_stat;
|
|
mpo_check_socket_visible_t mpo_check_socket_visible;
|
|
mpo_check_sysarch_ioperm_t mpo_check_sysarch_ioperm;
|
|
mpo_check_system_acct_t mpo_check_system_acct;
|
|
mpo_check_system_nfsd_t mpo_check_system_nfsd;
|
|
mpo_check_system_reboot_t mpo_check_system_reboot;
|
|
mpo_check_system_settime_t mpo_check_system_settime;
|
|
mpo_check_system_swapon_t mpo_check_system_swapon;
|
|
mpo_check_system_swapoff_t mpo_check_system_swapoff;
|
|
mpo_check_system_sysctl_t mpo_check_system_sysctl;
|
|
mpo_placeholder_t _mpo_placeholder23;
|
|
mpo_check_vnode_access_t mpo_check_vnode_access;
|
|
mpo_check_vnode_chdir_t mpo_check_vnode_chdir;
|
|
mpo_check_vnode_chroot_t mpo_check_vnode_chroot;
|
|
mpo_check_vnode_create_t mpo_check_vnode_create;
|
|
mpo_check_vnode_delete_t mpo_check_vnode_delete;
|
|
mpo_check_vnode_deleteacl_t mpo_check_vnode_deleteacl;
|
|
mpo_check_vnode_deleteextattr_t mpo_check_vnode_deleteextattr;
|
|
mpo_check_vnode_exec_t mpo_check_vnode_exec;
|
|
mpo_check_vnode_getacl_t mpo_check_vnode_getacl;
|
|
mpo_check_vnode_getextattr_t mpo_check_vnode_getextattr;
|
|
mpo_placeholder_t _mpo_placeholder24;
|
|
mpo_check_vnode_link_t mpo_check_vnode_link;
|
|
mpo_check_vnode_listextattr_t mpo_check_vnode_listextattr;
|
|
mpo_check_vnode_lookup_t mpo_check_vnode_lookup;
|
|
mpo_check_vnode_mmap_t mpo_check_vnode_mmap;
|
|
mpo_check_vnode_mmap_downgrade_t mpo_check_vnode_mmap_downgrade;
|
|
mpo_check_vnode_mprotect_t mpo_check_vnode_mprotect;
|
|
mpo_check_vnode_open_t mpo_check_vnode_open;
|
|
mpo_check_vnode_poll_t mpo_check_vnode_poll;
|
|
mpo_check_vnode_read_t mpo_check_vnode_read;
|
|
mpo_check_vnode_readdir_t mpo_check_vnode_readdir;
|
|
mpo_check_vnode_readlink_t mpo_check_vnode_readlink;
|
|
mpo_check_vnode_relabel_t mpo_check_vnode_relabel;
|
|
mpo_check_vnode_rename_from_t mpo_check_vnode_rename_from;
|
|
mpo_check_vnode_rename_to_t mpo_check_vnode_rename_to;
|
|
mpo_check_vnode_revoke_t mpo_check_vnode_revoke;
|
|
mpo_check_vnode_setacl_t mpo_check_vnode_setacl;
|
|
mpo_check_vnode_setextattr_t mpo_check_vnode_setextattr;
|
|
mpo_check_vnode_setflags_t mpo_check_vnode_setflags;
|
|
mpo_check_vnode_setmode_t mpo_check_vnode_setmode;
|
|
mpo_check_vnode_setowner_t mpo_check_vnode_setowner;
|
|
mpo_check_vnode_setutimes_t mpo_check_vnode_setutimes;
|
|
mpo_check_vnode_stat_t mpo_check_vnode_stat;
|
|
mpo_check_vnode_write_t mpo_check_vnode_write;
|
|
mpo_associate_nfsd_label_t mpo_associate_nfsd_label;
|
|
mpo_create_mbuf_from_firewall_t mpo_create_mbuf_from_firewall;
|
|
mpo_init_syncache_label_t mpo_init_syncache_label;
|
|
mpo_destroy_syncache_label_t mpo_destroy_syncache_label;
|
|
mpo_init_syncache_from_inpcb_t mpo_init_syncache_from_inpcb;
|
|
mpo_create_mbuf_from_syncache_t mpo_create_mbuf_from_syncache;
|
|
mpo_priv_check_t mpo_priv_check;
|
|
mpo_priv_grant_t mpo_priv_grant;
|
|
};
|
|
|
|
/*
|
|
* struct mac_policy_conf is the registration structure for policies, and is
|
|
* provided to the MAC Framework using MAC_POLICY_SET() to invoke a SYSINIT
|
|
* to register the policy. In general, the fields are immutable, with the
|
|
* exception of the "security field", run-time flags, and policy list entry,
|
|
* which are managed by the MAC Framework. Be careful when modifying this
|
|
* structure, as its layout is statically compiled into all policies.
|
|
*/
|
|
struct mac_policy_conf {
|
|
char *mpc_name; /* policy name */
|
|
char *mpc_fullname; /* policy full name */
|
|
struct mac_policy_ops *mpc_ops; /* policy operations */
|
|
int mpc_loadtime_flags; /* flags */
|
|
int *mpc_field_off; /* security field */
|
|
int mpc_runtime_flags; /* flags */
|
|
LIST_ENTRY(mac_policy_conf) mpc_list; /* global list */
|
|
};
|
|
|
|
/* Flags for the mpc_loadtime_flags field. */
|
|
#define MPC_LOADTIME_FLAG_NOTLATE 0x00000001
|
|
#define MPC_LOADTIME_FLAG_UNLOADOK 0x00000002
|
|
#define MPC_LOADTIME_FLAG_LABELMBUFS 0x00000004
|
|
|
|
/* Flags for the mpc_runtime_flags field. */
|
|
#define MPC_RUNTIME_FLAG_REGISTERED 0x00000001
|
|
|
|
/*-
|
|
* The TrustedBSD MAC Framework has a major version number, MAC_VERSION,
|
|
* which defines the ABI of the Framework present in the kernel (and depended
|
|
* on by policy modules compiled against that kernel). Currently,
|
|
* MAC_POLICY_SET() requires that the kernel and module ABI version numbers
|
|
* exactly match. The following major versions have been defined to date:
|
|
*
|
|
* MAC version FreeBSD versions
|
|
* 1 5.x
|
|
* 2 6.x
|
|
* 3 7.x
|
|
*/
|
|
#define MAC_VERSION 3
|
|
|
|
#define MAC_POLICY_SET(mpops, mpname, mpfullname, mpflags, privdata_wanted) \
|
|
static struct mac_policy_conf mpname##_mac_policy_conf = { \
|
|
#mpname, \
|
|
mpfullname, \
|
|
mpops, \
|
|
mpflags, \
|
|
privdata_wanted, \
|
|
0, \
|
|
}; \
|
|
static moduledata_t mpname##_mod = { \
|
|
#mpname, \
|
|
mac_policy_modevent, \
|
|
&mpname##_mac_policy_conf \
|
|
}; \
|
|
MODULE_DEPEND(mpname, kernel_mac_support, MAC_VERSION, \
|
|
MAC_VERSION, MAC_VERSION); \
|
|
DECLARE_MODULE(mpname, mpname##_mod, SI_SUB_MAC_POLICY, \
|
|
SI_ORDER_MIDDLE)
|
|
|
|
int mac_policy_modevent(module_t mod, int type, void *data);
|
|
|
|
/*
|
|
* Policy interface to map a struct label pointer to per-policy data.
|
|
* Typically, policies wrap this in their own accessor macro that casts a
|
|
* void pointer to a policy-specific data type.
|
|
*
|
|
* XXXRW: It might be preferable to provide get/set methods via functions to
|
|
* avoid encoding the struct label layout in compiled modules.
|
|
*/
|
|
#define LABEL_TO_SLOT(l, s) (l)->l_perpolicy[s]
|
|
|
|
#endif /* !_SYS_MAC_POLICY_H_ */
|