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Implement mac_create_devfs_symlink() for policies that interact with

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vnode labels.  Sync from MAC tree.

Obtained from:	TrustedBSD Project
Sponsored by:	DARPA, Network Associates Laboratories
This commit is contained in:
Robert Watson 2002-10-05 18:56:25 +00:00
parent 5f79a2e33a
commit eea8ea3108
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=104535
5 changed files with 55 additions and 0 deletions
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14
sys/security/mac_biba/mac_biba.c
View File

@ -476,6 +476,18 @@ mac_biba_create_devfs_directory(char *dirname, int dirnamelen,
mac_biba_set_single(mac_biba, MAC_BIBA_TYPE_HIGH, 0);
}
static void
mac_biba_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
{
struct mac_biba *source, *dest;
source = SLOT(&cred->cr_label);
dest = SLOT(delabel);
mac_biba_copy_single(source, dest);
}
static void
mac_biba_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
@ -1983,6 +1995,8 @@ static struct mac_policy_op_entry mac_biba_ops[] =
(macop_t)mac_biba_create_devfs_device },
{ MAC_CREATE_DEVFS_DIRECTORY,
(macop_t)mac_biba_create_devfs_directory },
{ MAC_CREATE_DEVFS_SYMLINK,
(macop_t)mac_biba_create_devfs_symlink },
{ MAC_CREATE_DEVFS_VNODE,
(macop_t)mac_biba_create_devfs_vnode },
{ MAC_CREATE_VNODE,

14
sys/security/mac_mls/mac_mls.c
View File

@ -468,6 +468,18 @@ mac_mls_create_devfs_directory(char *dirname, int dirnamelen,
mac_mls_set_single(mac_mls, MAC_MLS_TYPE_LOW, 0);
}
static void
mac_mls_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
{
struct mac_mls *source, *dest;
source = SLOT(&cred->cr_label);
dest = SLOT(delabel);
mac_mls_copy_single(source, dest);
}
static void
mac_mls_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
@ -1945,6 +1957,8 @@ static struct mac_policy_op_entry mac_mls_ops[] =
(macop_t)mac_mls_create_devfs_device },
{ MAC_CREATE_DEVFS_DIRECTORY,
(macop_t)mac_mls_create_devfs_directory },
{ MAC_CREATE_DEVFS_SYMLINK,
(macop_t)mac_mls_create_devfs_symlink },
{ MAC_CREATE_DEVFS_VNODE,
(macop_t)mac_mls_create_devfs_vnode },
{ MAC_CREATE_VNODE,

9
sys/security/mac_none/mac_none.c
View File

@ -152,6 +152,13 @@ mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
}
static void
mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
{
}
static void
mac_none_create_devfs_directory(char *dirname, int dirnamelen,
struct devfs_dirent *devfs_dirent, struct label *label)
@ -892,6 +899,8 @@ static struct mac_policy_op_entry mac_none_ops[] =
(macop_t)mac_none_create_devfs_device },
{ MAC_CREATE_DEVFS_DIRECTORY,
(macop_t)mac_none_create_devfs_directory },
{ MAC_CREATE_DEVFS_SYMLINK,
(macop_t)mac_none_create_devfs_symlink },
{ MAC_CREATE_DEVFS_VNODE,
(macop_t)mac_none_create_devfs_vnode },
{ MAC_CREATE_VNODE,

9
sys/security/mac_stub/mac_stub.c
View File

@ -152,6 +152,13 @@ mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
}
static void
mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
{
}
static void
mac_none_create_devfs_directory(char *dirname, int dirnamelen,
struct devfs_dirent *devfs_dirent, struct label *label)
@ -892,6 +899,8 @@ static struct mac_policy_op_entry mac_none_ops[] =
(macop_t)mac_none_create_devfs_device },
{ MAC_CREATE_DEVFS_DIRECTORY,
(macop_t)mac_none_create_devfs_directory },
{ MAC_CREATE_DEVFS_SYMLINK,
(macop_t)mac_none_create_devfs_symlink },
{ MAC_CREATE_DEVFS_VNODE,
(macop_t)mac_none_create_devfs_vnode },
{ MAC_CREATE_VNODE,

9
sys/security/mac_test/mac_test.c
View File

@ -535,6 +535,13 @@ mac_test_create_devfs_directory(char *dirname, int dirnamelen,
}
static void
mac_test_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
{
}
static void
mac_test_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
@ -1268,6 +1275,8 @@ static struct mac_policy_op_entry mac_test_ops[] =
(macop_t)mac_test_create_devfs_device },
{ MAC_CREATE_DEVFS_DIRECTORY,
(macop_t)mac_test_create_devfs_directory },
{ MAC_CREATE_DEVFS_SYMLINK,
(macop_t)mac_test_create_devfs_symlink },
{ MAC_CREATE_DEVFS_VNODE,
(macop_t)mac_test_create_devfs_vnode },
{ MAC_CREATE_VNODE,