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--- xnu/xnu-792.21.3/iokit/Kernel/IOUserClient.cpp
+++ xnu/xnu-517/iokit/Kernel/IOUserClient.cpp
@@ -1,19 +1,16 @@
/*
- * Copyright (c) 1998-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
*
* 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
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * 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.
+ * compliance with the License. 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
@@ -23,12 +20,11 @@
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+ * @APPLE_LICENSE_HEADER_END@
*/
#include <IOKit/IOKitServer.h>
-#include <IOKit/IOKitKeysPrivate.h>
#include <IOKit/IOUserClient.h>
#include <IOKit/IOService.h>
#include <IOKit/IOService.h>
@@ -62,8 +58,6 @@
extern mach_port_name_t iokit_make_send_right( task_t task,
io_object_t obj, ipc_kobject_type_t type );
-extern kern_return_t iokit_mod_send_right( task_t task, mach_port_name_t name, mach_port_delta_t delta );
-
extern io_object_t iokit_lookup_connect_ref(io_object_t clientRef, ipc_space_t task);
extern io_object_t iokit_lookup_connect_ref_current_task(io_object_t clientRef);
@@ -75,7 +69,6 @@
extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type );
-#include <mach/mach_traps.h>
#include <vm/vm_map.h>
} /* extern "C" */
@@ -393,7 +386,7 @@
OSNotificationHeader notifyHeader;
};
- enum { kMaxOutstanding = 1024 };
+ enum { kMaxOutstanding = 256 };
PingMsg * pingMsg;
vm_size_t msgSize;
@@ -764,75 +757,48 @@
asyncRef[kIOAsyncCalloutRefconIndex] = (natural_t) refcon;
}
-inline OSDictionary * CopyConsoleUser(UInt32 uid)
-{
- OSArray * array;
- OSDictionary * user = 0;
+IOReturn IOUserClient::clientHasPrivilege( void * securityToken,
+ const char * privilegeName )
+{
+ kern_return_t kr;
+ security_token_t token;
+ mach_msg_type_number_t count;
+
+ count = TASK_SECURITY_TOKEN_COUNT;
+ kr = task_info( (task_t) securityToken, TASK_SECURITY_TOKEN,
+ (task_info_t) &token, &count );
+
+ if (KERN_SUCCESS != kr)
+ {}
+ else if (!strcmp(privilegeName, kIOClientPrivilegeAdministrator))
+ {
+ if (0 != token.val[0])
+ kr = kIOReturnNotPrivileged;
+ }
+ else if (!strcmp(privilegeName, kIOClientPrivilegeLocalUser))
+ {
+ OSArray * array;
+ OSDictionary * user = 0;
if ((array = OSDynamicCast(OSArray,
IORegistryEntry::getRegistryRoot()->copyProperty(gIOConsoleUsersKey))))
{
for (unsigned int idx = 0;
(user = OSDynamicCast(OSDictionary, array->getObject(idx)));
- idx++) {
- OSNumber * num;
-
- if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionUIDKey)))
- && (uid == num->unsigned32BitValue())) {
- user->retain();
- break;
- }
+ idx++)
+ {
+ OSNumber * num;
+ if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionUIDKey)))
+ && (token.val[0] == num->unsigned32BitValue()))
+ break;
}
array->release();
}
- return user;
-}
-
-IOReturn IOUserClient::clientHasPrivilege( void * securityToken,
- const char * privilegeName )
-{
- kern_return_t kr;
- security_token_t token;
- mach_msg_type_number_t count;
- task_t task;
- OSDictionary * user;
- bool secureConsole;
-
- if ((secureConsole = !strcmp(privilegeName, kIOClientPrivilegeSecureConsoleProcess)))
- task = (task_t)((IOUCProcessToken *)securityToken)->token;
+ if (!user)
+ kr = kIOReturnNotPrivileged;
+ }
else
- task = (task_t)securityToken;
-
- count = TASK_SECURITY_TOKEN_COUNT;
- kr = task_info( task, TASK_SECURITY_TOKEN, (task_info_t) &token, &count );
-
- if (KERN_SUCCESS != kr)
- {}
- else if (!strcmp(privilegeName, kIOClientPrivilegeAdministrator)) {
- if (0 != token.val[0])
- kr = kIOReturnNotPrivileged;
- } else if (!strcmp(privilegeName, kIOClientPrivilegeLocalUser)) {
- user = CopyConsoleUser(token.val[0]);
- if ( user )
- user->release();
- else
- kr = kIOReturnNotPrivileged;
- } else if (secureConsole || !strcmp(privilegeName, kIOClientPrivilegeConsoleUser)) {
- user = CopyConsoleUser(token.val[0]);
- if ( user ) {
- if (user->getObject(gIOConsoleSessionOnConsoleKey) != kOSBooleanTrue)
- kr = kIOReturnNotPrivileged;
- else if ( secureConsole ) {
- OSNumber * pid = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionSecureInputPIDKey));
- if ( pid && pid->unsigned32BitValue() != ((IOUCProcessToken *)securityToken)->pid)
- kr = kIOReturnNotPrivileged;
- }
- user->release();
- }
- else
- kr = kIOReturnNotPrivileged;
- } else
- kr = kIOReturnUnsupported;
+ kr = kIOReturnUnsupported;
return (kr);
}
@@ -1052,98 +1018,11 @@
io_object_t object,
io_name_t className )
{
- const OSMetaClass* my_obj = NULL;
-
if( !object)
return( kIOReturnBadArgument );
-
- my_obj = object->getMetaClass();
- if (!my_obj) {
- return (kIOReturnNotFound);
- }
-
- strcpy( className, my_obj->getClassName());
+
+ strcpy( className, object->getMetaClass()->getClassName());
return( kIOReturnSuccess );
-}
-
-/* Routine io_object_get_superclass */
-kern_return_t is_io_object_get_superclass(
- mach_port_t master_port,
- io_name_t obj_name,
- io_name_t class_name)
-{
- const OSMetaClass* my_obj = NULL;
- const OSMetaClass* superclass = NULL;
- const OSSymbol *my_name = NULL;
- const char *my_cstr = NULL;
-
- if (!obj_name || !class_name)
- return (kIOReturnBadArgument);
-
- if( master_port != master_device_port)
- return( kIOReturnNotPrivileged);
-
- my_name = OSSymbol::withCString(obj_name);
-
- if (my_name) {
- my_obj = OSMetaClass::getMetaClassWithName(my_name);
- my_name->release();
- }
- if (my_obj) {
- superclass = my_obj->getSuperClass();
- }
-
- if (!superclass) {
- return( kIOReturnNotFound );
- }
-
- my_cstr = superclass->getClassName();
-
- if (my_cstr) {
- strncpy(class_name, my_cstr, sizeof(io_name_t)-1);
- return( kIOReturnSuccess );
- }
- return (kIOReturnNotFound);
-}
-
-/* Routine io_object_get_bundle_identifier */
-kern_return_t is_io_object_get_bundle_identifier(
- mach_port_t master_port,
- io_name_t obj_name,
- io_name_t bundle_name)
-{
- const OSMetaClass* my_obj = NULL;
- const OSSymbol *my_name = NULL;
- const OSSymbol *identifier = NULL;
- const char *my_cstr = NULL;
-
- if (!obj_name || !bundle_name)
- return (kIOReturnBadArgument);
-
- if( master_port != master_device_port)
- return( kIOReturnNotPrivileged);
-
- my_name = OSSymbol::withCString(obj_name);
-
- if (my_name) {
- my_obj = OSMetaClass::getMetaClassWithName(my_name);
- my_name->release();
- }
-
- if (my_obj) {
- identifier = my_obj->getKmodName();
- }
- if (!identifier) {
- return( kIOReturnNotFound );
- }
-
- my_cstr = identifier->getCStringNoCopy();
- if (my_cstr) {
- strncpy(bundle_name, identifier->getCStringNoCopy(), sizeof(io_name_t)-1);
- return( kIOReturnSuccess );
- }
-
- return (kIOReturnBadArgument);
}
/* Routine io_object_conforms_to */
@@ -1248,10 +1127,8 @@
{
kern_return_t kr;
vm_offset_t data;
- vm_map_offset_t map_data;
-
- kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
- data = CAST_DOWN(vm_offset_t, map_data);
+
+ kr = vm_map_copyout( kernel_map, &data, (vm_map_copy_t) matching );
if( KERN_SUCCESS == kr) {
// must return success after vm_map_copyout() succeeds
@@ -1300,10 +1177,8 @@
{
kern_return_t kr;
vm_offset_t data;
- vm_map_offset_t map_data;
-
- kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
- data = CAST_DOWN(vm_offset_t, map_data);
+
+ kr = vm_map_copyout( kernel_map, &data, (vm_map_copy_t) matching );
if( KERN_SUCCESS == kr) {
// must return success after vm_map_copyout() succeeds
@@ -1403,10 +1278,8 @@
{
kern_return_t kr;
vm_offset_t data;
- vm_map_offset_t map_data;
-
- kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
- data = CAST_DOWN(vm_offset_t, map_data);
+
+ kr = vm_map_copyout( kernel_map, &data, (vm_map_copy_t) matching );
if( KERN_SUCCESS == kr) {
// must return success after vm_map_copyout() succeeds
@@ -1688,7 +1561,7 @@
kern_return_t err;
vm_map_copy_t copy;
- err = vm_map_copyin( kernel_map, CAST_USER_ADDR_T(data), len,
+ err = vm_map_copyin( kernel_map, (vm_offset_t) data, len,
false /* src_destroy */, ©);
assert( err == KERN_SUCCESS );
@@ -1882,12 +1755,10 @@
kern_return_t err;
IOReturn res;
vm_offset_t data;
- vm_map_offset_t map_data;
CHECK( IORegistryEntry, registry_entry, entry );
- err = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) properties );
- data = CAST_DOWN(vm_offset_t, map_data);
+ err = vm_map_copyout( kernel_map, &data, (vm_map_copy_t) properties );
if( KERN_SUCCESS == err) {
@@ -2097,33 +1968,6 @@
return( err );
}
-IOMemoryMap * IOUserClient::removeMappingForDescriptor(IOMemoryDescriptor * mem)
-{
- OSIterator * iter;
- IOMemoryMap * map = 0;
-
- IOLockLock(gIOObjectPortLock);
-
- iter = OSCollectionIterator::withCollection(mappings);
- if(iter)
- {
- while ((map = OSDynamicCast(IOMemoryMap, iter->getNextObject())))
- {
- if(mem == map->getMemoryDescriptor())
- {
- map->retain();
- mappings->removeObject(map);
- break;
- }
- }
- iter->release();
- }
-
- IOLockUnlock(gIOObjectPortLock);
-
- return (map);
-}
-
kern_return_t is_io_connect_unmap_memory(
io_object_t connect,
int type,
@@ -2146,28 +1990,14 @@
map = memory->map( task, mapAddr, options );
memory->release();
- if( map)
- {
+ if( map) {
IOLockLock( gIOObjectPortLock);
if( client->mappings)
client->mappings->removeObject( map);
IOLockUnlock( gIOObjectPortLock);
-
- mach_port_name_t name = 0;
- if (task != current_task())
- name = IOMachPort::makeSendRightForTask( task, map, IKOT_IOKIT_OBJECT );
- if (name)
- {
- map->unmap();
- err = iokit_mod_send_right( task, name, -2 );
- err = kIOReturnSuccess;
- }
- else
- IOMachPort::releasePortForObject( map, IKOT_IOKIT_OBJECT );
- if (task == current_task())
- map->release();
- }
- else
+ IOMachPort::releasePortForObject( map, IKOT_IOKIT_OBJECT );
+ map->release();
+ } else
err = kIOReturnBadArgument;
}
@@ -2844,12 +2674,8 @@
if(flag != kIOCatalogRemoveKernelLinker && ( !inData || !inDataCount) )
return kIOReturnBadArgument;
- if (inData) {
- vm_map_offset_t map_data;
-
- kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t)inData);
- data = CAST_DOWN(vm_offset_t, map_data);
-
+ if (data) {
+ kr = vm_map_copyout( kernel_map, &data, (vm_map_copy_t)inData);
if( kr != KERN_SUCCESS)
return kr;
@@ -3019,11 +2845,10 @@
vm_size_t size;
size = s->getLength();
- kr = vm_allocate(kernel_map, &data, size, VM_FLAGS_ANYWHERE);
+ kr = vm_allocate(kernel_map, &data, size, true);
if ( kr == kIOReturnSuccess ) {
bcopy(s->text(), (void *)data, size);
- kr = vm_map_copyin(kernel_map, (vm_map_address_t)data,
- (vm_map_size_t)size, true, ©);
+ kr = vm_map_copyin(kernel_map, data, size, true, ©);
*outData = (char *)copy;
*outDataCount = size;
}
@@ -3089,17 +2914,19 @@
return kIOReturnSuccess;
}
-kern_return_t iokit_user_client_trap(struct iokit_user_client_trap_args *args)
+kern_return_t iokit_user_client_trap(io_object_t userClientRef, UInt32 index,
+ void *p1, void *p2, void *p3,
+ void *p4, void *p5, void *p6)
{
kern_return_t result = kIOReturnBadArgument;
IOUserClient *userClient;
if ((userClient = OSDynamicCast(IOUserClient,
- iokit_lookup_connect_ref_current_task((OSObject *)(args->userClientRef))))) {
+ iokit_lookup_connect_ref_current_task(userClientRef)))) {
IOExternalTrap *trap;
IOService *target = NULL;
- trap = userClient->getTargetAndTrapForIndex(&target, args->index);
+ trap = userClient->getTargetAndTrapForIndex(&target, index);
if (trap && target) {
IOTrap func;
@@ -3107,7 +2934,7 @@
func = trap->func;
if (func) {
- result = (target->*func)(args->p1, args->p2, args->p3, args->p4, args->p5, args->p6);
+ result = (target->*func)(p1, p2, p3, p4, p5, p6);
}
}