* Copyright (c) 2007-2010 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
+ *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
- *
+ *
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
+ *
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
struct label *label;
label = mac_labelzone_alloc(MAC_WAITOK);
- if (label == NULL)
- return (NULL);
+ if (label == NULL) {
+ return NULL;
+ }
MAC_PERFORM(cred_label_init, label);
- return (label);
+ return label;
}
void
int
mac_cred_label_compare(struct label *a, struct label *b)
{
- return (bcmp(a, b, sizeof (*a)) == 0);
+ return bcmp(a, b, sizeof(*a)) == 0;
}
int
mac->m_string, mac->m_buflen);
kauth_cred_unref(&cr);
- return (error);
+ return error;
}
void
mac_cred_label_destroy(kauth_cred_t cred)
{
-
mac_cred_label_free(cred->cr_label);
cred->cr_label = NULL;
}
error = MAC_EXTERNALIZE(cred, label, elements, outbuf, outbuflen);
- return (error);
+ return error;
}
int
error = MAC_INTERNALIZE(cred, label, string);
- return (error);
+ return error;
}
/*
{
MAC_PERFORM(cred_label_associate_fork, cred, proc);
}
-
+
/*
* Initialize MAC label for the first kernel process, from which other
* kernel processes and threads are spawned.
void
mac_cred_label_associate_kernel(kauth_cred_t cred)
{
-
MAC_PERFORM(cred_label_associate_kernel, cred);
}
void
mac_cred_label_associate_user(kauth_cred_t cred)
{
-
MAC_PERFORM(cred_label_associate_user, cred);
}
void
mac_cred_label_associate(struct ucred *parent_cred, struct ucred *child_cred)
{
-
MAC_PERFORM(cred_label_associate, parent_cred, child_cred);
}
int error;
size_t ulen;
- if (mac_p == USER_ADDR_NULL)
- return (0);
+ if (mac_p == USER_ADDR_NULL) {
+ return 0;
+ }
if (IS_64BIT_PROCESS(current_proc())) {
struct user64_mac mac64;
mac.m_buflen = mac32.m_buflen;
mac.m_string = mac32.m_string;
}
- if (error)
- return (error);
+ if (error) {
+ return error;
+ }
error = mac_check_structmac_consistent(&mac);
- if (error)
- return (error);
+ if (error) {
+ return error;
+ }
execlabel = mac_cred_label_alloc();
MALLOC(buffer, char *, mac.m_buflen, M_MACTEMP, M_WAITOK);
error = copyinstr(CAST_USER_ADDR_T(mac.m_string), buffer, mac.m_buflen, &ulen);
- if (error)
+ if (error) {
goto out;
+ }
AUDIT_ARG(mac_string, buffer);
error = mac_cred_label_internalize(execlabel, buffer);
}
imgp->ip_execlabelp = execlabel;
FREE(buffer, M_MACTEMP);
- return (error);
+ return error;
}
/*
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
MAC_CHECK(cred_check_label_update, cred, newlabel);
- return (error);
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
MAC_CHECK(cred_check_visible, u1, u2);
-
- return (error);
-}
-
-/*
- * called with process locked.
- */
-void mac_proc_set_enforce(proc_t p, int enforce_flags)
-{
- p->p_mac_enforce |= enforce_flags;
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
-
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_debug, cred, proc);
kauth_cred_unref(&cred);
- return (error);
+ return error;
+}
+
+int
+mac_proc_check_dump_core(struct proc *proc)
+{
+ int error;
+
+#if SECURITY_MAC_CHECK_ENFORCE
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
+#endif
+ if (!mac_proc_check_enforce(proc)) {
+ return 0;
+ }
+
+ MAC_CHECK(proc_check_dump_core, proc);
+
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
-
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_fork, cred, curp);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
MAC_CHECK(proc_check_get_task_name, cred, p);
- return (error);
+ return error;
}
int
MAC_CHECK(proc_check_get_task, cred, p);
- return (error);
+ return error;
}
int
MAC_CHECK(proc_check_expose_task, cred, p);
- return (error);
+ return error;
}
int
MAC_CHECK(proc_check_inherit_ipc_ports, p, cur_vp, cur_offset, img_vp, img_offset, scriptvp);
- return (error);
+ return error;
}
/*
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_vm_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_vm_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(proc, MAC_VM_ENFORCE))
- return (0);
+ if (!mac_proc_check_enforce(proc)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(proc);
MAC_CHECK(proc_check_map_anon, proc, cred, u_addr, u_size, prot, flags, maxprot);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_vm_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_vm_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(proc, MAC_VM_ENFORCE))
- return (0);
+ if (!mac_proc_check_enforce(proc)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(proc);
MAC_CHECK(proc_check_mprotect, cred, proc, addr, size, prot);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
mac_proc_check_run_cs_invalid(proc_t proc)
{
int error;
-
+
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_vm_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_vm_enforce) {
+ return 0;
+ }
#endif
-
+
MAC_CHECK(proc_check_run_cs_invalid, proc);
-
- return (error);
+
+ return error;
}
-
+
int
mac_proc_check_sched(proc_t curp, struct proc *proc)
{
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
-
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_sched, cred, proc);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
-
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_signal, cred, proc, signum);
kauth_cred_unref(&cred);
- return (error);
+ return error;
+}
+
+int
+mac_proc_check_syscall_unix(proc_t curp, int scnum)
+{
+ int error;
+
+#if SECURITY_MAC_CHECK_ENFORCE
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
+#endif
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
+
+ MAC_CHECK(proc_check_syscall_unix, curp, scnum);
+
+ return error;
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_wait, cred, proc);
kauth_cred_unref(&cred);
- return (error);
+ return error;
+}
+
+void
+mac_proc_notify_exit(struct proc *proc)
+{
+ MAC_PERFORM(proc_notify_exit, proc);
}
int
int error;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_suspend_resume, cred, curp, sr);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
int error = 0;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
MAC_CHECK(proc_check_ledger, cred, proc, ledger_op);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
-mac_proc_check_cpumon(proc_t curp)
+mac_proc_check_proc_info(proc_t curp, proc_t target, int callnum, int flavor)
{
kauth_cred_t cred;
int error = 0;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
- MAC_CHECK(proc_check_cpumon, cred);
+ MAC_CHECK(proc_check_proc_info, cred, target, callnum, flavor);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
int
-mac_proc_check_proc_info(proc_t curp, proc_t target, int callnum, int flavor)
+mac_proc_check_get_cs_info(proc_t curp, proc_t target, unsigned int op)
{
kauth_cred_t cred;
int error = 0;
#if SECURITY_MAC_CHECK_ENFORCE
- /* 21167099 - only check if we allow write */
- if (!mac_proc_enforce)
- return 0;
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
#endif
- if (!mac_proc_check_enforce(curp, MAC_PROC_ENFORCE))
- return 0;
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
cred = kauth_cred_proc_ref(curp);
- MAC_CHECK(proc_check_proc_info, cred, target, callnum, flavor);
+ MAC_CHECK(proc_check_get_cs_info, cred, target, op);
kauth_cred_unref(&cred);
- return (error);
+ return error;
}
+int
+mac_proc_check_set_cs_info(proc_t curp, proc_t target, unsigned int op)
+{
+ kauth_cred_t cred;
+ int error = 0;
+
+#if SECURITY_MAC_CHECK_ENFORCE
+ /* 21167099 - only check if we allow write */
+ if (!mac_proc_enforce) {
+ return 0;
+ }
+#endif
+ if (!mac_proc_check_enforce(curp)) {
+ return 0;
+ }
+
+ cred = kauth_cred_proc_ref(curp);
+ MAC_CHECK(proc_check_set_cs_info, cred, target, op);
+ kauth_cred_unref(&cred);
+
+ return error;
+}
projects / apple / xnu.git / blobdiff