* Author:
* Sebastien Pouliot <sebastien@ximian.com>
*
- * Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
+ * Copyright 2005-2009 Novell, Inc (http://www.novell.com)
*/
#include "security-manager.h"
static MonoBoolean mono_security_manager_activated = FALSE;
static MonoBoolean mono_security_manager_enabled = TRUE;
static MonoBoolean mono_security_manager_execution = TRUE;
+static MonoSecurityMode mono_security_mode = MONO_SECURITY_MODE_NONE;
/* Public stuff */
+void
+mono_security_set_mode (MonoSecurityMode mode)
+{
+ mono_security_mode = mode;
+}
+
+MonoSecurityMode
+mono_security_get_mode (void)
+{
+ return mono_security_mode;
+}
+
MonoSecurityManager*
mono_security_manager_get_methods (void)
{
"InternalDemand", 2);
g_assert (secman.demand);
+ secman.demandchoice = mono_class_get_method_from_name (secman.securitymanager,
+ "InternalDemandChoice", 2);
+ g_assert (secman.demandchoice);
+
+ secman.demandunmanaged = mono_class_get_method_from_name (secman.securitymanager,
+ "DemandUnmanaged", 0);
+ g_assert (secman.demandunmanaged);
+
secman.inheritancedemand = mono_class_get_method_from_name (secman.securitymanager,
"InheritanceDemand", 3);
g_assert (secman.inheritancedemand);
+ secman.inheritsecurityexception = mono_class_get_method_from_name (secman.securitymanager,
+ "InheritanceDemandSecurityException", 4);
+ g_assert (secman.inheritsecurityexception);
+
secman.linkdemand = mono_class_get_method_from_name (secman.securitymanager,
"LinkDemand", 3);
g_assert (secman.linkdemand);
g_assert (secman.linkdemandfulltrust);
secman.linkdemandsecurityexception = mono_class_get_method_from_name (secman.securitymanager,
- "LinkDemandSecurityException", 3);
+ "LinkDemandSecurityException", 2);
g_assert (secman.linkdemandsecurityexception);
- secman.aptc = mono_class_from_name (mono_defaults.corlib, "System.Security",
+ secman.allowpartiallytrustedcallers = mono_class_from_name (mono_defaults.corlib, "System.Security",
"AllowPartiallyTrustedCallersAttribute");
- g_assert (secman.aptc);
+ g_assert (secman.allowpartiallytrustedcallers);
+
+ secman.suppressunmanagedcodesecurity = mono_class_from_name (mono_defaults.corlib, "System.Security",
+ "SuppressUnmanagedCodeSecurityAttribute");
+ g_assert (secman.suppressunmanagedcodesecurity);
return &secman;
}
+static gboolean
+mono_secman_inheritance_check (MonoClass *klass, MonoDeclSecurityActions *demands)
+{
+ MonoSecurityManager* secman = mono_security_manager_get_methods ();
+ MonoDomain *domain = mono_domain_get ();
+ MonoAssembly *assembly = mono_image_get_assembly (klass->image);
+ MonoReflectionAssembly *refass = mono_assembly_get_object (domain, assembly);
+ MonoObject *res;
+ gpointer args [3];
+
+ args [0] = domain->domain;
+ args [1] = refass;
+ args [2] = demands;
+
+ res = mono_runtime_invoke (secman->inheritancedemand, NULL, args, NULL);
+ return (*(MonoBoolean *) mono_object_unbox (res));
+}
+
+void
+mono_secman_inheritancedemand_class (MonoClass *klass, MonoClass *parent)
+{
+ MonoDeclSecurityActions demands;
+
+ /* don't hide previous results -and- don't calc everything for nothing */
+ if (klass->exception_type != 0)
+ return;
+
+ /* short-circuit corlib as it is fully trusted (within itself)
+ * and because this cause major recursion headaches */
+ if ((klass->image == mono_defaults.corlib) && (parent->image == mono_defaults.corlib))
+ return;
+
+ /* Check if there are an InheritanceDemand on the parent class */
+ if (mono_declsec_get_inheritdemands_class (parent, &demands)) {
+ /* If so check the demands on the klass (inheritor) */
+ if (!mono_secman_inheritance_check (klass, &demands)) {
+ /* Keep flags in MonoClass to be able to throw a SecurityException later (if required) */
+ mono_class_set_failure (klass, MONO_EXCEPTION_SECURITY_INHERITANCEDEMAND, NULL);
+ }
+ }
+}
+
+void
+mono_secman_inheritancedemand_method (MonoMethod *override, MonoMethod *base)
+{
+ MonoDeclSecurityActions demands;
+
+ /* don't hide previous results -and- don't calc everything for nothing */
+ if (override->klass->exception_type != 0)
+ return;
+
+ /* short-circuit corlib as it is fully trusted (within itself)
+ * and because this cause major recursion headaches */
+ if ((override->klass->image == mono_defaults.corlib) && (base->klass->image == mono_defaults.corlib))
+ return;
+
+ /* Check if there are an InheritanceDemand on the base (virtual) method */
+ if (mono_declsec_get_inheritdemands_method (base, &demands)) {
+ /* If so check the demands on the overriding method */
+ if (!mono_secman_inheritance_check (override->klass, &demands)) {
+ /* Keep flags in MonoClass to be able to throw a SecurityException later (if required) */
+ mono_class_set_failure (override->klass, MONO_EXCEPTION_SECURITY_INHERITANCEDEMAND, base);
+ }
+ }
+}
+
+
/*
* Note: The security manager is activate once when executing the Mono. This
* is not meant to be a turn on/off runtime switch.
return TRUE;
}
+/*
+ * Context propagation is required when:
+ * (a) the security manager is active (1.x and later)
+ * (b) other contexts needs to be propagated (2.x and later)
+ *
+ * returns NULL if no context propagation is required, else the returns the
+ * MonoMethod to call to Capture the ExecutionContext.
+ */
+MonoMethod*
+mono_get_context_capture_method (void)
+{
+ static MonoMethod *method = NULL;
+
+ if (!mono_security_manager_activated) {
+ if (mono_image_get_assembly (mono_defaults.corlib)->aname.major < 2)
+ return NULL;
+ }
+
+ /* older corlib revisions won't have the class (nor the method) */
+ if (mono_defaults.executioncontext_class && !method) {
+ mono_class_init (mono_defaults.executioncontext_class);
+ method = mono_class_get_method_from_name (mono_defaults.executioncontext_class, "Capture", 0);
+ }
+
+ return method;
+}
+
+
+/* System.Security icalls */
+
MonoBoolean
ves_icall_System_Security_SecurityManager_get_SecurityEnabled (void)
{
- if (!mono_security_manager_activated)
- return FALSE;
+ if (!mono_security_manager_activated) {
+ /* SecurityManager is internal for Moonlight and SecurityEnabled is used to know if CoreCLR is active
+ * (e.g. plugin executing in the browser) or not (e.g. smcs compiling source code with corlib 2.1)
+ */
+ return (mono_security_get_mode () == MONO_SECURITY_MODE_CORE_CLR);
+ }
return mono_security_manager_enabled;
}
mono_security_manager_execution = value;
}
}
+
+MonoBoolean
+ves_icall_System_Security_SecurityManager_GetLinkDemandSecurity (MonoReflectionMethod *m, MonoDeclSecurityActions *kactions, MonoDeclSecurityActions *mactions)
+{
+ MonoMethod *method = m->method;
+ /* we want the original as the wrapper is "free" of the security informations */
+ if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE || method->wrapper_type == MONO_WRAPPER_MANAGED_TO_MANAGED) {
+ method = mono_marshal_method_from_wrapper (method);
+ }
+
+ mono_class_init (method->klass);
+
+ /* if either the method or it's class has security (any type) */
+ if ((method->flags & METHOD_ATTRIBUTE_HAS_SECURITY) || (method->klass->flags & TYPE_ATTRIBUTE_HAS_SECURITY)) {
+ memset (kactions, 0, sizeof (MonoDeclSecurityActions));
+ memset (mactions, 0, sizeof (MonoDeclSecurityActions));
+
+ /* get any linkdemand (either on the method or it's class) */
+ return mono_declsec_get_linkdemands (method, kactions, mactions);
+ }
+ return FALSE;
+}