d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Move all object label init/destroy routines to the head of the

Browse Source 
entry points to better match the entry point ordering in mac_policy.h.
Big diff, no functional change; merge from the MAC tree.

Obtained from:	TrustedBSD Project
Sponsored by:	DARPA, Network Associates Laboratories
This commit is contained in:
Robert Watson 2002-10-05 16:54:59 +00:00
parent ea599aa018
commit 08bcdc586e
9 changed files with 2565 additions and 2565 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

570
sys/kern/kern_mac.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_framework.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_internal.h
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_net.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_pipe.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_process.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_syscalls.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_system.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{

570
sys/security/mac/mac_vfs.c
View File

@ -1016,6 +1016,291 @@ error_select(int error1, int error2)
return (error2);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_update_devfsdirent(struct devfs_dirent *de, struct vnode *vp)
{
@ -1301,291 +1586,6 @@ mac_execve_will_transition(struct ucred *old, struct vnode *vp)
return (result);
}
static void
mac_init_label(struct label *label)
{
bzero(label, sizeof(*label));
label->l_flags = MAC_FLAG_INITIALIZED;
}
static void
mac_init_structmac(struct mac *mac)
{
bzero(mac, sizeof(*mac));
mac->m_macflags = MAC_FLAG_INITIALIZED;
}
static void
mac_destroy_label(struct label *label)
{
KASSERT(label->l_flags & MAC_FLAG_INITIALIZED,
("destroying uninitialized label"));
bzero(label, sizeof(*label));
/* implicit: label->l_flags &= ~MAC_FLAG_INITIALIZED; */
}
int
mac_init_mbuf(struct mbuf *m, int how)
{
KASSERT(m->m_flags & M_PKTHDR, ("mac_init_mbuf on non-header mbuf"));
/* "how" is one of M_(TRY|DONT)WAIT */
mac_init_label(&m->m_pkthdr.label);
MAC_PERFORM(init_mbuf_label, &m->m_pkthdr.label, how);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmbufs, 1);
#endif
return (0);
}
void
mac_destroy_mbuf(struct mbuf *m)
{
MAC_PERFORM(destroy_mbuf_label, &m->m_pkthdr.label);
mac_destroy_label(&m->m_pkthdr.label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmbufs, 1);
#endif
}
void
mac_init_cred(struct ucred *cr)
{
mac_init_label(&cr->cr_label);
MAC_PERFORM(init_cred_label, &cr->cr_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmaccreds, 1);
#endif
}
void
mac_destroy_cred(struct ucred *cr)
{
MAC_PERFORM(destroy_cred_label, &cr->cr_label);
mac_destroy_label(&cr->cr_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmaccreds, 1);
#endif
}
void
mac_init_ifnet(struct ifnet *ifp)
{
mac_init_label(&ifp->if_label);
MAC_PERFORM(init_ifnet_label, &ifp->if_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacifnets, 1);
#endif
}
void
mac_destroy_ifnet(struct ifnet *ifp)
{
MAC_PERFORM(destroy_ifnet_label, &ifp->if_label);
mac_destroy_label(&ifp->if_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacifnets, 1);
#endif
}
void
mac_init_ipq(struct ipq *ipq)
{
mac_init_label(&ipq->ipq_label);
MAC_PERFORM(init_ipq_label, &ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacipqs, 1);
#endif
}
void
mac_destroy_ipq(struct ipq *ipq)
{
MAC_PERFORM(destroy_ipq_label, &ipq->ipq_label);
mac_destroy_label(&ipq->ipq_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacipqs, 1);
#endif
}
void
mac_init_socket(struct socket *socket)
{
mac_init_label(&socket->so_label);
mac_init_label(&socket->so_peerlabel);
MAC_PERFORM(init_socket_label, &socket->so_label);
MAC_PERFORM(init_socket_peer_label, &socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacsockets, 1);
#endif
}
void
mac_destroy_socket(struct socket *socket)
{
MAC_PERFORM(destroy_socket_label, &socket->so_label);
MAC_PERFORM(destroy_socket_peer_label, &socket->so_peerlabel);
mac_destroy_label(&socket->so_label);
mac_destroy_label(&socket->so_peerlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacsockets, 1);
#endif
}
void
mac_init_pipe(struct pipe *pipe)
{
struct label *label;
label = malloc(sizeof(struct label), M_MACPIPELABEL, M_ZERO|M_WAITOK);
mac_init_label(label);
pipe->pipe_label = label;
pipe->pipe_peer->pipe_label = label;
MAC_PERFORM(init_pipe_label, pipe->pipe_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacpipes, 1);
#endif
}
void
mac_destroy_pipe(struct pipe *pipe)
{
MAC_PERFORM(destroy_pipe_label, pipe->pipe_label);
mac_destroy_label(pipe->pipe_label);
free(pipe->pipe_label, M_MACPIPELABEL);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacpipes, 1);
#endif
}
void
mac_init_bpfdesc(struct bpf_d *bpf_d)
{
mac_init_label(&bpf_d->bd_label);
MAC_PERFORM(init_bpfdesc_label, &bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacbpfdescs, 1);
#endif
}
void
mac_destroy_bpfdesc(struct bpf_d *bpf_d)
{
MAC_PERFORM(destroy_bpfdesc_label, &bpf_d->bd_label);
mac_destroy_label(&bpf_d->bd_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacbpfdescs, 1);
#endif
}
void
mac_init_mount(struct mount *mp)
{
mac_init_label(&mp->mnt_mntlabel);
mac_init_label(&mp->mnt_fslabel);
MAC_PERFORM(init_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(init_mount_fs_label, &mp->mnt_fslabel);
#ifdef MAC_DEBUG
atomic_add_int(&nmacmounts, 1);
#endif
}
void
mac_destroy_mount(struct mount *mp)
{
MAC_PERFORM(destroy_mount_label, &mp->mnt_mntlabel);
MAC_PERFORM(destroy_mount_fs_label, &mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_fslabel);
mac_destroy_label(&mp->mnt_mntlabel);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacmounts, 1);
#endif
}
static void
mac_init_temp(struct label *label)
{
mac_init_label(label);
MAC_PERFORM(init_temp_label, label);
#ifdef MAC_DEBUG
atomic_add_int(&nmactemp, 1);
#endif
}
static void
mac_destroy_temp(struct label *label)
{
MAC_PERFORM(destroy_temp_label, label);
mac_destroy_label(label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmactemp, 1);
#endif
}
void
mac_init_vnode(struct vnode *vp)
{
mac_init_label(&vp->v_label);
MAC_PERFORM(init_vnode_label, &vp->v_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacvnodes, 1);
#endif
}
void
mac_destroy_vnode(struct vnode *vp)
{
MAC_PERFORM(destroy_vnode_label, &vp->v_label);
mac_destroy_label(&vp->v_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacvnodes, 1);
#endif
}
void
mac_init_devfsdirent(struct devfs_dirent *de)
{
mac_init_label(&de->de_label);
MAC_PERFORM(init_devfsdirent_label, &de->de_label);
#ifdef MAC_DEBUG
atomic_add_int(&nmacdevfsdirents, 1);
#endif
}
void
mac_destroy_devfsdirent(struct devfs_dirent *de)
{
MAC_PERFORM(destroy_devfsdirent_label, &de->de_label);
mac_destroy_label(&de->de_label);
#ifdef MAC_DEBUG
atomic_subtract_int(&nmacdevfsdirents, 1);
#endif
}
static int
mac_externalize(struct label *label, struct mac *mac)
{