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--- xnu/xnu-2050.9.2/iokit/Kernel/IOUserClient.cpp
+++ xnu/xnu-1228/iokit/Kernel/IOUserClient.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 1998-2011 Apple Inc. All rights reserved.
+ * Copyright (c) 1998-2006 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
@@ -27,7 +27,6 @@
*/
-#include <libkern/c++/OSKext.h>
#include <IOKit/IOKitServer.h>
#include <IOKit/IOKitKeysPrivate.h>
#include <IOKit/IOUserClient.h>
@@ -35,24 +34,8 @@
#include <IOKit/IORegistryEntry.h>
#include <IOKit/IOCatalogue.h>
#include <IOKit/IOMemoryDescriptor.h>
-#include <IOKit/IOBufferMemoryDescriptor.h>
#include <IOKit/IOLib.h>
-#include <IOKit/IOStatisticsPrivate.h>
-#include <IOKit/IOTimeStamp.h>
-#include <libkern/OSDebug.h>
#include <sys/proc.h>
-#include <sys/kauth.h>
-
-#if CONFIG_MACF
-
-extern "C" {
-#include <security/mac_framework.h>
-};
-#include <sys/kauth.h>
-
-#define IOMACF_LOG 0
-
-#endif /* CONFIG_MACF */
#include <IOKit/assert.h>
@@ -62,7 +45,7 @@
#define SCALAR64(x) ((io_user_scalar_t)((unsigned int)x))
#define SCALAR32(x) ((uint32_t )x)
#define ARG32(x) ((void *)SCALAR32(x))
-#define REF64(x) ((io_user_reference_t)((UInt64)(x)))
+#define REF64(x) ((io_user_reference_t)((natural_t)(x)))
#define REF32(x) ((int)(x))
enum
@@ -71,32 +54,6 @@
kIOUCAsync64Flag = 1ULL
};
-#if IOKITSTATS
-
-#define IOStatisticsRegisterCounter() \
-do { \
- reserved->counter = IOStatistics::registerUserClient(this); \
-} while (0)
-
-#define IOStatisticsUnregisterCounter() \
-do { \
- if (reserved) \
- IOStatistics::unregisterUserClient(reserved->counter); \
-} while (0)
-
-#define IOStatisticsClientCall() \
-do { \
- IOStatistics::countUserClientCall(client); \
-} while (0)
-
-#else
-
-#define IOStatisticsRegisterCounter()
-#define IOStatisticsUnregisterCounter()
-#define IOStatisticsClientCall()
-
-#endif /* IOKITSTATS */
-
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
// definitions we should get from osfmk
@@ -128,7 +85,6 @@
extern void iokit_retain_port( ipc_port_t port );
extern void iokit_release_port( ipc_port_t port );
-extern void iokit_release_port_send( ipc_port_t port );
extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type );
@@ -254,7 +210,7 @@
machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
if( machPort) {
- destroyed = (machPort->mscount <= *mscount);
+ destroyed = (machPort->mscount == *mscount);
if( destroyed)
dict->removeObject( (const OSSymbol *) obj );
else
@@ -423,10 +379,8 @@
if( IKOT_IOKIT_CONNECT == type)
{
- if( (client = OSDynamicCast( IOUserClient, obj ))) {
- IOStatisticsClientCall();
+ if( (client = OSDynamicCast( IOUserClient, obj )))
client->clientDied();
- }
}
else if( IKOT_IOKIT_OBJECT == type)
{
@@ -468,7 +422,7 @@
virtual void free();
static bool _handler( void * target,
- void * ref, IOService * newService, IONotifier * notifier );
+ void * ref, IOService * newService );
virtual bool handler( void * ref, IOService * newService );
virtual OSObject * getNextObject();
@@ -482,7 +436,7 @@
mach_msg_header_t msgHdr;
mach_msg_body_t msgBody;
mach_msg_port_descriptor_t ports[1];
- OSNotificationHeader64 notifyHeader __attribute__ ((packed));
+ OSNotificationHeader64 notifyHeader;
};
PingMsg * pingMsg;
@@ -580,9 +534,6 @@
void * reference, vm_size_t referenceSize,
bool clientIs64 )
{
- if( !super::init())
- return( false );
-
newSet = OSArray::withCapacity( 1 );
if( !newSet)
return( false );
@@ -608,7 +559,7 @@
pingMsg->notifyHeader.type = type;
bcopy( reference, pingMsg->notifyHeader.reference, referenceSize );
- return( true );
+ return( super::init() );
}
void IOServiceUserNotification::free( void )
@@ -625,12 +576,8 @@
super::free();
- if( _pingMsg && _msgSize) {
- if (_pingMsg->msgHdr.msgh_remote_port) {
- iokit_release_port_send(_pingMsg->msgHdr.msgh_remote_port);
- }
- IOFree(_pingMsg, _msgSize);
- }
+ if( _pingMsg && _msgSize)
+ IOFree( _pingMsg, _msgSize);
if( _lastEntry)
_lastEntry->release();
@@ -640,7 +587,7 @@
}
bool IOServiceUserNotification::_handler( void * target,
- void * ref, IOService * newService, IONotifier * notifier )
+ void * ref, IOService * newService )
{
return( ((IOServiceUserNotification *) target)->handler( ref, newService ));
}
@@ -674,13 +621,13 @@
else
pingMsg->msgHdr.msgh_local_port = NULL;
- kr = mach_msg_send_from_kernel_proper( &pingMsg->msgHdr,
+ kr = mach_msg_send_from_kernel( &pingMsg->msgHdr,
pingMsg->msgHdr.msgh_size);
if( port)
iokit_release_port( port );
if( KERN_SUCCESS != kr)
- IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
+ IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
}
return( true );
@@ -722,8 +669,6 @@
void * reference, vm_size_t referenceSize, vm_size_t extraSize,
bool client64 )
{
- if( !super::init())
- return( false );
if (referenceSize > sizeof(OSAsyncReference64))
return( false );
@@ -758,7 +703,7 @@
pingMsg->notifyHeader.type = type;
bcopy( reference, pingMsg->notifyHeader.reference, referenceSize );
- return( true );
+ return( super::init() );
}
void IOServiceMessageUserNotification::free( void )
@@ -771,12 +716,8 @@
super::free();
- if( _pingMsg && _msgSize) {
- if (_pingMsg->msgHdr.msgh_remote_port) {
- iokit_release_port_send(_pingMsg->msgHdr.msgh_remote_port);
- }
+ if( _pingMsg && _msgSize)
IOFree( _pingMsg, _msgSize);
- }
}
IOReturn IOServiceMessageUserNotification::_handler( void * target, void * ref,
@@ -799,8 +740,8 @@
if (kIOMessageCopyClientID == messageType)
{
- *((void **) messageArgument) = OSNumber::withNumber(owningPID, 32);
- return (kIOReturnSuccess);
+ *((void **) messageArgument) = IOCopyLogNameForPID(owningPID);
+ return (kIOReturnSuccess);
}
data->messageType = messageType;
@@ -813,7 +754,7 @@
else
{
data->messageArgument[0] |= (data->messageArgument[0] << 32);
- argSize = sizeof(uint32_t);
+ argSize = sizeof(messageArgument);
}
}
else
@@ -831,7 +772,7 @@
pingMsg->ports[0].name = providerPort;
thisPort = iokit_port_for_object( this, IKOT_IOKIT_OBJECT );
pingMsg->msgHdr.msgh_local_port = thisPort;
- kr = mach_msg_send_from_kernel_proper( &pingMsg->msgHdr,
+ kr = mach_msg_send_from_kernel( &pingMsg->msgHdr,
pingMsg->msgHdr.msgh_size);
if( thisPort)
iokit_release_port( thisPort );
@@ -839,7 +780,7 @@
iokit_release_port( providerPort );
if( KERN_SUCCESS != kr)
- IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
+ IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
return( kIOReturnSuccess );
}
@@ -866,10 +807,10 @@
mach_port_t wakePort,
void *callback, void *refcon)
{
- asyncRef[kIOAsyncReservedIndex] = ((uintptr_t) wakePort)
+ asyncRef[kIOAsyncReservedIndex] = ((natural_t) wakePort)
| (kIOUCAsync0Flags & asyncRef[kIOAsyncReservedIndex]);
- asyncRef[kIOAsyncCalloutFuncIndex] = (uintptr_t) callback;
- asyncRef[kIOAsyncCalloutRefconIndex] = (uintptr_t) refcon;
+ asyncRef[kIOAsyncCalloutFuncIndex] = (natural_t) callback;
+ asyncRef[kIOAsyncCalloutRefconIndex] = (natural_t) refcon;
}
void IOUserClient::setAsyncReference64(OSAsyncReference64 asyncRef,
@@ -882,7 +823,7 @@
asyncRef[kIOAsyncCalloutRefconIndex] = refcon;
}
-static OSDictionary * CopyConsoleUser(UInt32 uid)
+inline OSDictionary * CopyConsoleUser(UInt32 uid)
{
OSArray * array;
OSDictionary * user = 0;
@@ -906,29 +847,6 @@
return user;
}
-static OSDictionary * CopyUserOnConsole(void)
-{
- 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++)
- {
- if (kOSBooleanTrue == user->getObject(gIOConsoleSessionOnConsoleKey))
- {
- user->retain();
- break;
- }
- }
- array->release();
- }
- return (user);
-}
-
IOReturn IOUserClient::clientHasPrivilege( void * securityToken,
const char * privilegeName )
{
@@ -939,71 +857,26 @@
OSDictionary * user;
bool secureConsole;
-
- if (!strncmp(privilegeName, kIOClientPrivilegeForeground,
- sizeof(kIOClientPrivilegeForeground)))
- {
- /* is graphics access denied for current task? */
- if (proc_get_task_selfgpuacc_deny() != 0)
- return (kIOReturnNotPrivileged);
- else
- return (kIOReturnSuccess);
- }
-
- if (!strncmp(privilegeName, kIOClientPrivilegeConsoleSession,
- sizeof(kIOClientPrivilegeConsoleSession)))
- {
- kauth_cred_t cred;
- proc_t p;
-
- task = (task_t) securityToken;
- if (!task)
- task = current_task();
- p = (proc_t) get_bsdtask_info(task);
- kr = kIOReturnNotPrivileged;
-
- if (p && (cred = kauth_cred_proc_ref(p)))
- {
- user = CopyUserOnConsole();
- if (user)
- {
- OSNumber * num;
- if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionAuditIDKey)))
- && (cred->cr_audit.as_aia_p->ai_asid == (au_asid_t) num->unsigned32BitValue()))
- {
- kr = kIOReturnSuccess;
- }
- user->release();
- }
- kauth_cred_unref(&cred);
- }
- return (kr);
- }
-
- if ((secureConsole = !strncmp(privilegeName, kIOClientPrivilegeSecureConsoleProcess,
- sizeof(kIOClientPrivilegeSecureConsoleProcess))))
+ if ((secureConsole = !strcmp(privilegeName, kIOClientPrivilegeSecureConsoleProcess)))
task = (task_t)((IOUCProcessToken *)securityToken)->token;
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 (!strncmp(privilegeName, kIOClientPrivilegeAdministrator,
- sizeof(kIOClientPrivilegeAdministrator))) {
+ else if (!strcmp(privilegeName, kIOClientPrivilegeAdministrator)) {
if (0 != token.val[0])
kr = kIOReturnNotPrivileged;
- } else if (!strncmp(privilegeName, kIOClientPrivilegeLocalUser,
- sizeof(kIOClientPrivilegeLocalUser))) {
+ } else if (!strcmp(privilegeName, kIOClientPrivilegeLocalUser)) {
user = CopyConsoleUser(token.val[0]);
if ( user )
user->release();
else
kr = kIOReturnNotPrivileged;
- } else if (secureConsole || !strncmp(privilegeName, kIOClientPrivilegeConsoleUser,
- sizeof(kIOClientPrivilegeConsoleUser))) {
+ } else if (secureConsole || !strcmp(privilegeName, kIOClientPrivilegeConsoleUser)) {
user = CopyConsoleUser(token.val[0]);
if ( user ) {
if (user->getObject(gIOConsoleSessionOnConsoleKey) != kOSBooleanTrue)
@@ -1025,28 +898,28 @@
bool IOUserClient::init()
{
- if (getPropertyTable() || super::init())
- return reserve();
-
- return false;
+ if( getPropertyTable())
+ return true;
+ else
+ return super::init();
}
bool IOUserClient::init(OSDictionary * dictionary)
{
- if (getPropertyTable() || super::init(dictionary))
- return reserve();
-
- return false;
+ if( getPropertyTable())
+ return true;
+ else
+ return super::init(dictionary);
}
bool IOUserClient::initWithTask(task_t owningTask,
void * securityID,
UInt32 type )
-{
- if (getPropertyTable() || super::init())
- return reserve();
-
- return false;
+{
+ if( getPropertyTable())
+ return true;
+ else
+ return super::init();
}
bool IOUserClient::initWithTask(task_t owningTask,
@@ -1062,30 +935,11 @@
return( ok );
}
-bool IOUserClient::reserve()
-{
- if(!reserved) {
- reserved = IONew(ExpansionData, 1);
- if (!reserved) {
- return false;
- }
- }
-
- IOStatisticsRegisterCounter();
-
- return true;
-}
-
void IOUserClient::free()
{
if( mappings)
mappings->release();
-
- IOStatisticsUnregisterCounter();
-
- if (reserved)
- IODelete(reserved, ExpansionData, 1);
-
+
super::free();
}
@@ -1112,14 +966,6 @@
return( kIOReturnUnsupported);
}
-IOReturn IOUserClient::registerNotificationPort(
- mach_port_t port,
- UInt32 type,
- io_user_reference_t refCon)
-{
- return (registerNotificationPort(port, type, (UInt32) refCon));
-}
-
IOReturn IOUserClient::getNotificationSemaphore( UInt32 notification_type,
semaphore_t * semaphore )
{
@@ -1138,16 +984,29 @@
return( kIOReturnUnsupported);
}
-#if !__LP64__
IOMemoryMap * IOUserClient::mapClientMemory(
IOOptionBits type,
task_t task,
IOOptionBits mapFlags,
IOVirtualAddress atAddress )
{
- return (NULL);
-}
-#endif
+ IOReturn err;
+ IOOptionBits options = 0;
+ IOMemoryDescriptor * memory;
+ IOMemoryMap * map = 0;
+
+ err = clientMemoryForType( (UInt32) type, &options, &memory );
+
+ if( memory && (kIOReturnSuccess == err)) {
+
+ options = (options & ~kIOMapUserOptionsMask)
+ | (mapFlags & kIOMapUserOptionsMask);
+ map = memory->map( task, atAddress, options );
+ memory->release();
+ }
+
+ return( map );
+}
IOMemoryMap * IOUserClient::mapClientMemory64(
IOOptionBits type,
@@ -1233,25 +1092,6 @@
}
return trap;
-}
-
-IOReturn IOUserClient::releaseAsyncReference64(OSAsyncReference64 reference)
-{
- mach_port_t port;
- port = (mach_port_t) (reference[0] & ~kIOUCAsync0Flags);
-
- if (MACH_PORT_NULL != port)
- iokit_release_port_send(port);
-
- return (kIOReturnSuccess);
-}
-
-IOReturn IOUserClient::releaseNotificationPort(mach_port_t port)
-{
- if (MACH_PORT_NULL != port)
- iokit_release_port_send(port);
-
- return (kIOReturnSuccess);
}
IOReturn IOUserClient::sendAsyncResult(OSAsyncReference reference,
@@ -1291,7 +1131,8 @@
{
OSNotificationHeader64 notifyHdr;
IOAsyncCompletionContent asyncContent;
- io_user_reference_t args[kMaxAsyncArgs] __attribute__ ((packed));
+ uint32_t pad;
+ io_user_reference_t args[kMaxAsyncArgs];
} msg64;
} m;
};
@@ -1318,6 +1159,7 @@
sizeof(replyMsg.msgHdr) + sizeof(replyMsg.m.msg64)
- (kMaxAsyncArgs - numArgs) * sizeof(io_user_reference_t);
replyMsg.m.msg64.notifyHdr.size = sizeof(IOAsyncCompletionContent)
+ + sizeof(uint32_t)
+ numArgs * sizeof(io_user_reference_t);
replyMsg.m.msg64.notifyHdr.type = kIOAsyncCompletionNotificationType;
bcopy(reference, replyMsg.m.msg64.notifyHdr.reference, sizeof(OSAsyncReference64));
@@ -1347,10 +1189,10 @@
replyMsg.m.msg32.args[idx] = REF32(args[idx]);
}
- kr = mach_msg_send_from_kernel_proper( &replyMsg.msgHdr,
+ kr = mach_msg_send_from_kernel( &replyMsg.msgHdr,
replyMsg.msgHdr.msgh_size);
if( KERN_SUCCESS != kr)
- IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
+ IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
return kr;
}
@@ -1370,16 +1212,16 @@
io_name_t className )
{
const OSMetaClass* my_obj = NULL;
-
- if( !object)
- return( kIOReturnBadArgument );
+
+ if( !object)
+ return( kIOReturnBadArgument );
my_obj = object->getMetaClass();
if (!my_obj) {
return (kIOReturnNotFound);
}
- strlcpy( className, my_obj->getClassName(), sizeof(io_name_t));
+ strcpy( className, my_obj->getClassName());
return( kIOReturnSuccess );
}
@@ -1563,9 +1405,9 @@
kern_return_t *result,
boolean_t *matches )
{
- kern_return_t kr;
- vm_offset_t data;
- vm_map_offset_t map_data;
+ 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);
@@ -1631,60 +1473,6 @@
return( kr );
}
-
-
-/* Routine io_service_get_matching_service */
-kern_return_t is_io_service_get_matching_service(
- mach_port_t master_port,
- io_string_t matching,
- io_service_t *service )
-{
- kern_return_t kr;
- OSObject * obj;
- OSDictionary * dict;
-
- if( master_port != master_device_port)
- return( kIOReturnNotPrivileged);
-
- obj = OSUnserializeXML( matching );
-
- if( (dict = OSDynamicCast( OSDictionary, obj))) {
- *service = IOService::copyMatchingService( dict );
- kr = *service ? kIOReturnSuccess : kIOReturnNotFound;
- } else
- kr = kIOReturnBadArgument;
-
- if( obj)
- obj->release();
-
- return( kr );
-}
-
-/* Routine io_service_get_matching_services_ool */
-kern_return_t is_io_service_get_matching_service_ool(
- mach_port_t master_port,
- io_buf_ptr_t matching,
- mach_msg_type_number_t matchingCnt,
- kern_return_t *result,
- io_object_t *service )
-{
- 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);
-
- if( KERN_SUCCESS == kr) {
- // must return success after vm_map_copyout() succeeds
- *result = is_io_service_get_matching_service( master_port,
- (char *) data, service );
- vm_deallocate( kernel_map, data, matchingCnt );
- }
-
- return( kr );
-}
-
static kern_return_t internal_io_service_add_notification(
mach_port_t master_port,
@@ -1734,16 +1522,16 @@
if( userNotify && !userNotify->init( port, userMsgType,
reference, referenceSize, client64)) {
- iokit_release_port_send(port);
userNotify->release();
userNotify = 0;
}
if( !userNotify)
continue;
- notify = IOService::addMatchingNotification( sym, dict,
+ notify = IOService::addNotification( sym, dict,
&userNotify->_handler, userNotify );
if( notify) {
+ dict = 0;
*notification = userNotify;
userNotify->setNotification( notify );
err = kIOReturnSuccess;
@@ -1861,7 +1649,6 @@
io_name_t notification_type,
io_string_t matching,
mach_port_t port,
- // for binary compatibility reasons, this must be natural_t for ILP32
natural_t ref,
io_object_t * notification )
{
@@ -1896,7 +1683,6 @@
reference, referenceSize,
kIOUserNotifyMaxMessageSize,
client64 )) {
- iokit_release_port_send(port);
userNotify->release();
userNotify = 0;
}
@@ -1967,7 +1753,6 @@
{
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
return( client->getNotificationSemaphore( (UInt32) notification_type,
semaphore ));
}
@@ -2148,22 +1933,10 @@
return( kIOReturnNotFound );
}
-/* Routine io_registry_entry_get_registry_entry_id */
-kern_return_t is_io_registry_entry_get_registry_entry_id(
- io_object_t registry_entry,
- uint64_t *entry_id )
-{
- CHECK( IORegistryEntry, registry_entry, entry );
-
- *entry_id = entry->getRegistryEntryID();
-
- return (kIOReturnSuccess);
-}
-
// Create a vm_map_copy_t or kalloc'ed data for memory
// to be copied out. ipc will free after the copyout.
-static kern_return_t copyoutkdata( const void * data, vm_size_t len,
+static kern_return_t copyoutkdata( void * data, vm_size_t len,
io_buf_ptr_t * buf )
{
kern_return_t err;
@@ -2377,17 +2150,11 @@
obj = OSUnserializeXML( (const char *) data );
vm_deallocate( kernel_map, data, propertiesCnt );
- if (!obj)
- res = kIOReturnBadArgument;
-#if CONFIG_MACF
- else if (0 != mac_iokit_check_set_properties(kauth_cred_get(),
- registry_entry, obj))
- res = kIOReturnNotPermitted;
-#endif
- else
+ if( obj) {
res = entry->setProperties( obj );
- if (obj)
- obj->release();
+ obj->release();
+ } else
+ res = kIOReturnBadArgument;
} else
res = err;
@@ -2438,15 +2205,11 @@
/* Routine io_service_get_state */
kern_return_t is_io_service_get_state(
io_object_t _service,
- uint64_t *state,
- uint32_t *busy_state,
- uint64_t *accumulated_busy_time )
+ uint64_t *state )
{
CHECK( IOService, _service, service );
- *state = service->getState();
- *busy_state = service->getBusyState();
- *accumulated_busy_time = service->getAccumulatedBusyTime();
+ *state = service->getState();
return( kIOReturnSuccess );
}
@@ -2456,15 +2219,9 @@
io_object_t _service,
mach_timespec_t wait_time )
{
- uint64_t timeoutNS;
-
CHECK( IOService, _service, service );
- timeoutNS = wait_time.tv_sec;
- timeoutNS *= kSecondScale;
- timeoutNS += wait_time.tv_nsec;
-
- return( service->waitQuiet(timeoutNS) );
+ return( service->waitQuiet( &wait_time ));
}
/* Routine io_service_request_probe */
@@ -2475,6 +2232,30 @@
CHECK( IOService, _service, service );
return( service->requestProbe( options ));
+}
+
+
+/* Routine io_service_open */
+kern_return_t is_io_service_open(
+ io_object_t _service,
+ task_t owningTask,
+ uint32_t connect_type,
+ io_object_t *connection )
+{
+ IOUserClient * client;
+ IOReturn err;
+
+ CHECK( IOService, _service, service );
+
+ err = service->newUserClient( owningTask, (void *) owningTask,
+ connect_type, 0, &client );
+
+ if( err == kIOReturnSuccess) {
+ assert( OSDynamicCast(IOUserClient, client) );
+ *connection = client;
+ }
+
+ return( err);
}
/* Routine io_service_open_ndr */
@@ -2552,26 +2333,16 @@
disallowAccess = (crossEndian
&& (kOSBooleanTrue != service->getProperty(kIOUserClientCrossEndianCompatibleKey))
&& (kOSBooleanTrue != client->getProperty(kIOUserClientCrossEndianCompatibleKey)));
- if (disallowAccess) res = kIOReturnUnsupported;
-#if CONFIG_MACF
- else if (0 != mac_iokit_check_open(kauth_cred_get(), client, connect_type))
- res = kIOReturnNotPermitted;
-#endif
- if (kIOReturnSuccess != res)
+
+ if (disallowAccess)
{
- IOStatisticsClientCall();
client->clientClose();
client->release();
client = 0;
+ res = kIOReturnUnsupported;
break;
}
client->sharedInstance = (0 != client->getProperty(kIOUserClientSharedInstanceKey));
- OSString * creatorName = IOCopyLogNameForPID(proc_selfpid());
- if (creatorName)
- {
- client->setProperty(kIOUserClientCreatorKey, creatorName);
- creatorName->release();
- }
}
}
while (false);
@@ -2592,7 +2363,6 @@
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
client->clientClose();
return( kIOReturnSuccess );
@@ -2625,9 +2395,8 @@
{
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
return( client->registerNotificationPort( port, notification_type,
- (io_user_reference_t) reference ));
+ reference ));
}
/* Routine io_connect_set_notification_port */
@@ -2639,7 +2408,6 @@
{
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
return( client->registerNotificationPort( port, notification_type,
reference ));
}
@@ -2660,7 +2428,6 @@
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
map = client->mapClientMemory64( memory_type, into_task, flags, *address );
if( map) {
@@ -2718,8 +2485,6 @@
return (err);
}
-
-} /* extern "C" */
IOMemoryMap * IOUserClient::removeMappingForDescriptor(IOMemoryDescriptor * mem)
{
@@ -2748,8 +2513,6 @@
return (map);
}
-extern "C" {
-
/* Routine io_connect_unmap_memory_from_task */
kern_return_t is_io_connect_unmap_memory_from_task
(
@@ -2765,7 +2528,6 @@
CHECK( IOUserClient, connection, client );
- IOStatisticsClientCall();
err = client->clientMemoryForType( (UInt32) memory_type, &options, &memory );
if( memory && (kIOReturnSuccess == err)) {
@@ -2787,7 +2549,7 @@
name = IOMachPort::makeSendRightForTask( from_task, map, IKOT_IOKIT_OBJECT );
if (name)
{
- map->userClientUnmap();
+ map->unmap();
err = iokit_mod_send_right( from_task, name, -2 );
err = kIOReturnSuccess;
}
@@ -2828,7 +2590,6 @@
CHECK( IOUserClient, connection, client );
CHECK( IOUserClient, connect_to, to );
- IOStatisticsClientCall();
return( client->connectClient( to ) );
}
@@ -2843,97 +2604,6 @@
return( is_io_registry_entry_set_properties( connection, properties, propertiesCnt, result ));
}
-/* Routine io_user_client_method */
-kern_return_t is_io_connect_method_var_output
-(
- io_connect_t connection,
- uint32_t selector,
- io_scalar_inband64_t scalar_input,
- mach_msg_type_number_t scalar_inputCnt,
- io_struct_inband_t inband_input,
- mach_msg_type_number_t inband_inputCnt,
- mach_vm_address_t ool_input,
- mach_vm_size_t ool_input_size,
- io_struct_inband_t inband_output,
- mach_msg_type_number_t *inband_outputCnt,
- io_scalar_inband64_t scalar_output,
- mach_msg_type_number_t *scalar_outputCnt,
- io_buf_ptr_t *var_output,
- mach_msg_type_number_t *var_outputCnt
-)
-{
- CHECK( IOUserClient, connection, client );
-
- IOExternalMethodArguments args;
- IOReturn ret;
- IOMemoryDescriptor * inputMD = 0;
- OSObject * structureVariableOutputData = 0;
-
- bzero(&args.__reserved[0], sizeof(args.__reserved));
- args.version = kIOExternalMethodArgumentsCurrentVersion;
-
- args.selector = selector;
-
- args.asyncWakePort = MACH_PORT_NULL;
- args.asyncReference = 0;
- args.asyncReferenceCount = 0;
- args.structureVariableOutputData = &structureVariableOutputData;
-
- args.scalarInput = scalar_input;
- args.scalarInputCount = scalar_inputCnt;
- args.structureInput = inband_input;
- args.structureInputSize = inband_inputCnt;
-
- if (ool_input)
- inputMD = IOMemoryDescriptor::withAddressRange(ool_input, ool_input_size,
- kIODirectionOut, current_task());
-
- args.structureInputDescriptor = inputMD;
-
- args.scalarOutput = scalar_output;
- args.scalarOutputCount = *scalar_outputCnt;
- args.structureOutput = inband_output;
- args.structureOutputSize = *inband_outputCnt;
- args.structureOutputDescriptor = NULL;
- args.structureOutputDescriptorSize = 0;
-
- IOStatisticsClientCall();
- ret = client->externalMethod( selector, &args );
-
- *scalar_outputCnt = args.scalarOutputCount;
- *inband_outputCnt = args.structureOutputSize;
-
- if (var_outputCnt && var_output && (kIOReturnSuccess == ret))
- {
- OSSerialize * serialize;
- OSData * data;
- vm_size_t len;
-
- if ((serialize = OSDynamicCast(OSSerialize, structureVariableOutputData)))
- {
- len = serialize->getLength();
- *var_outputCnt = len;
- ret = copyoutkdata(serialize->text(), len, var_output);
- }
- else if ((data = OSDynamicCast(OSData, structureVariableOutputData)))
- {
- len = data->getLength();
- *var_outputCnt = len;
- ret = copyoutkdata(data->getBytesNoCopy(), len, var_output);
- }
- else
- {
- ret = kIOReturnUnderrun;
- }
- }
-
- if (inputMD)
- inputMD->release();
- if (structureVariableOutputData)
- structureVariableOutputData->release();
-
- return (ret);
-}
/* Routine io_user_client_method */
kern_return_t is_io_connect_method
@@ -2946,12 +2616,12 @@
mach_msg_type_number_t inband_inputCnt,
mach_vm_address_t ool_input,
mach_vm_size_t ool_input_size,
+ io_scalar_inband64_t scalar_output,
+ mach_msg_type_number_t *scalar_outputCnt,
io_struct_inband_t inband_output,
mach_msg_type_number_t *inband_outputCnt,
- io_scalar_inband64_t scalar_output,
- mach_msg_type_number_t *scalar_outputCnt,
mach_vm_address_t ool_output,
- mach_vm_size_t *ool_output_size
+ mach_vm_size_t * ool_output_size
)
{
CHECK( IOUserClient, connection, client );
@@ -2966,10 +2636,9 @@
args.selector = selector;
- args.asyncWakePort = MACH_PORT_NULL;
- args.asyncReference = 0;
- args.asyncReferenceCount = 0;
- args.structureVariableOutputData = 0;
+ args.asyncWakePort = MACH_PORT_NULL;
+ args.asyncReference = 0;
+ args.asyncReferenceCount = 0;
args.scalarInput = scalar_input;
args.scalarInputCount = scalar_inputCnt;
@@ -2987,16 +2656,15 @@
args.structureOutput = inband_output;
args.structureOutputSize = *inband_outputCnt;
- if (ool_output && ool_output_size)
+ if (ool_output)
{
outputMD = IOMemoryDescriptor::withAddressRange(ool_output, *ool_output_size,
kIODirectionIn, current_task());
}
args.structureOutputDescriptor = outputMD;
- args.structureOutputDescriptorSize = ool_output_size ? *ool_output_size : 0;
-
- IOStatisticsClientCall();
+ args.structureOutputDescriptorSize = *ool_output_size;
+
ret = client->externalMethod( selector, &args );
*scalar_outputCnt = args.scalarOutputCount;
@@ -3025,10 +2693,10 @@
mach_msg_type_number_t inband_inputCnt,
mach_vm_address_t ool_input,
mach_vm_size_t ool_input_size,
+ io_scalar_inband64_t scalar_output,
+ mach_msg_type_number_t *scalar_outputCnt,
io_struct_inband_t inband_output,
mach_msg_type_number_t *inband_outputCnt,
- io_scalar_inband64_t scalar_output,
- mach_msg_type_number_t *scalar_outputCnt,
mach_vm_address_t ool_output,
mach_vm_size_t * ool_output_size
)
@@ -3078,7 +2746,6 @@
args.structureOutputDescriptor = outputMD;
args.structureOutputDescriptorSize = *ool_output_size;
- IOStatisticsClientCall();
ret = client->externalMethod( selector, &args );
*inband_outputCnt = args.structureOutputSize;
@@ -3116,8 +2783,8 @@
_input, inputCount,
NULL, 0,
0, 0,
+ _output, outputCount,
NULL, &struct_outputCnt,
- _output, outputCount,
0, &ool_output_size);
for (i = 0; i < *outputCount; i++)
@@ -3235,8 +2902,8 @@
_input, inputCount,
NULL, 0,
0, 0,
+ _output, outputCount,
NULL, &struct_outputCnt,
- _output, outputCount,
0, &ool_output_size);
for (i = 0; i < *outputCount; i++)
@@ -3275,8 +2942,8 @@
_input, inputCount,
NULL, 0,
0, 0,
+ NULL, &scalar_outputCnt,
output, outputCount,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3312,8 +2979,8 @@
_input, inputCount,
inputStruct, inputStructCount,
0, 0,
+ NULL, &scalar_outputCnt,
NULL, &inband_outputCnt,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3343,8 +3010,8 @@
NULL, 0,
input, inputCount,
0, 0,
+ NULL, &scalar_outputCnt,
output, outputCount,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3463,8 +3130,8 @@
_input, inputCount,
NULL, 0,
0, 0,
+ NULL, &scalar_outputCnt,
output, outputCount,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3475,7 +3142,7 @@
const io_user_scalar_t * input,
mach_msg_type_number_t inputCount,
io_struct_inband_t output,
- IOByteCount * outputCount )
+ mach_msg_type_number_t * outputCount )
{
IOMethod func;
IOReturn err;
@@ -3636,8 +3303,8 @@
_input, inputCount,
inputStruct, inputStructCount,
0, 0,
+ NULL, &scalar_outputCnt,
NULL, &inband_outputCnt,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3809,8 +3476,8 @@
NULL, 0,
input, inputCount,
0, 0,
+ NULL, &scalar_outputCnt,
output, outputCount,
- NULL, &scalar_outputCnt,
0, &ool_output_size));
}
@@ -3820,7 +3487,7 @@
io_struct_inband_t input,
mach_msg_type_number_t inputCount,
io_struct_inband_t output,
- IOByteCount * outputCount )
+ mach_msg_type_number_t * outputCount )
{
IOMethod func;
IOReturn err = kIOReturnBadArgument;
@@ -3915,6 +3582,72 @@
return( err);
}
+/* Routine io_make_matching */
+kern_return_t is_io_make_matching(
+ mach_port_t master_port,
+ uint32_t type,
+ uint32_t options,
+ io_struct_inband_t input,
+ mach_msg_type_number_t inputCount,
+ io_string_t matching )
+{
+ OSSerialize * s;
+ IOReturn err = kIOReturnSuccess;
+ OSDictionary * dict;
+
+ if( master_port != master_device_port)
+ return( kIOReturnNotPrivileged);
+
+ switch( type) {
+
+ case kIOServiceMatching:
+ dict = IOService::serviceMatching( gIOServiceKey );
+ break;
+
+ case kIOBSDNameMatching:
+ dict = IOBSDNameMatching( (const char *) input );
+ break;
+
+ case kIOOFPathMatching:
+ dict = IOOFPathMatching( (const char *) input,
+ matching, sizeof( io_string_t));
+ break;
+
+ default:
+ dict = 0;
+ }
+
+ if( !dict)
+ return( kIOReturnUnsupported);
+
+ do {
+ s = OSSerialize::withCapacity(4096);
+ if( !s) {
+ err = kIOReturnNoMemory;
+ continue;
+ }
+ s->clearText();
+ if( !dict->serialize( s )) {
+ err = kIOReturnUnsupported;
+ continue;
+ }
+
+ if( s->getLength() > sizeof( io_string_t)) {
+ err = kIOReturnNoMemory;
+ continue;
+ } else
+ strcpy( matching, s->text());
+ }
+ while( false);
+
+ if( s)
+ s->release();
+ if( dict)
+ dict->release();
+
+ return( err);
+}
+
/* Routine io_catalog_send_data */
kern_return_t is_io_catalog_send_data(
mach_port_t master_port,
@@ -3932,19 +3665,15 @@
if( master_port != master_device_port)
return kIOReturnNotPrivileged;
- if( (flag != kIOCatalogRemoveKernelLinker &&
- flag != kIOCatalogKextdActive &&
- flag != kIOCatalogKextdFinishedLaunching) &&
- ( !inData || !inDataCount) )
- {
+ // FIXME: This is a hack. Should have own function for removeKernelLinker()
+ if( (flag != kIOCatalogRemoveKernelLinker && flag != kIOCatalogKextdFinishedLaunching) && ( !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);
+ data = CAST_DOWN(vm_offset_t, map_data);
if( kr != KERN_SUCCESS)
return kr;
@@ -3962,23 +3691,6 @@
}
switch ( flag ) {
- case kIOCatalogResetDrivers:
- case kIOCatalogResetDriversNoMatch: {
- OSArray * array;
-
- array = OSDynamicCast(OSArray, obj);
- if (array) {
- if ( !gIOCatalogue->resetAndAddDrivers(array,
- flag == kIOCatalogResetDrivers) ) {
-
- kr = kIOReturnError;
- }
- } else {
- kr = kIOReturnBadArgument;
- }
- }
- break;
-
case kIOCatalogAddDrivers:
case kIOCatalogAddDriversNoMatch: {
OSArray * array;
@@ -4028,31 +3740,21 @@
}
break;
- case kIOCatalogRemoveKernelLinker:
- kr = KERN_NOT_SUPPORTED;
- break;
-
- case kIOCatalogKextdActive:
-#if !NO_KEXTD
- IOServiceTrace(IOSERVICE_KEXTD_ALIVE, 0, 0, 0, 0);
- OSKext::setKextdActive();
-
- /* Dump all nonloaded startup extensions; kextd will now send them
- * down on request.
- */
- OSKext::flushNonloadedKexts( /* flushPrelinkedKexts */ false);
-#endif
- kr = kIOReturnSuccess;
+ case kIOCatalogRemoveKernelLinker: {
+ if (gIOCatalogue->removeKernelLinker() != KERN_SUCCESS) {
+ kr = kIOReturnError;
+ } else {
+ kr = kIOReturnSuccess;
+ }
+ }
break;
case kIOCatalogKextdFinishedLaunching: {
#if !NO_KEXTD
static bool clearedBusy = false;
-
if (!clearedBusy) {
IOService * serviceRoot = IOService::getServiceRoot();
if (serviceRoot) {
- IOServiceTrace(IOSERVICE_KEXTD_READY, 0, 0, 0, 0);
serviceRoot->adjustBusy(-1);
clearedBusy = true;
}
@@ -4090,7 +3792,6 @@
return( kr );
switch ( flag ) {
-#if !defined(SECURE_KERNEL)
case kIOCatalogServiceTerminate:
OSIterator * iter;
IOService * service;
@@ -4120,7 +3821,6 @@
kr = gIOCatalogue->terminateDriversForModule(name,
flag == kIOCatalogModuleUnload);
break;
-#endif
default:
kr = kIOReturnBadArgument;
@@ -4192,9 +3892,7 @@
return kIOReturnSuccess;
}
-/* Routine io_catalog_module_loaded.
- * Is invoked from IOKitLib's IOCatalogueModuleLoaded(). Doesn't seem to be used.
- */
+/* Routine io_catalog_module_loaded */
kern_return_t is_io_catalog_module_loaded(
mach_port_t master_port,
io_name_t name)
@@ -4259,14 +3957,11 @@
return result;
}
-} /* extern "C" */
-
IOReturn IOUserClient::externalMethod( uint32_t selector, IOExternalMethodArguments * args,
IOExternalMethodDispatch * dispatch, OSObject * target, void * reference )
{
IOReturn err;
IOService * object;
- IOByteCount structureOutputSize;
if (dispatch)
{
@@ -4307,7 +4002,6 @@
return (err);
}
-
// pre-Leopard API's don't do ool structs
if (args->structureInputDescriptor || args->structureOutputDescriptor)
{
@@ -4315,21 +4009,12 @@
return (err);
}
- structureOutputSize = args->structureOutputSize;
-
if (args->asyncWakePort)
{
IOExternalAsyncMethod * method;
if( !(method = getAsyncTargetAndMethodForIndex(&object, selector)) )
return (kIOReturnUnsupported);
-
- if (kIOUCForegroundOnly & method->flags)
- {
- /* is graphics access denied for current task? */
- if (proc_get_task_selfgpuacc_deny() != 0)
- return (kIOReturnNotPermitted);
- }
switch (method->flags & kIOUCTypeMask)
{
@@ -4374,20 +4059,12 @@
if( !(method = getTargetAndMethodForIndex(&object, selector)) )
return (kIOReturnUnsupported);
- if (kIOUCForegroundOnly & method->flags)
- {
- /* is graphics access denied for current task? */
- if (proc_get_task_selfgpuacc_deny() != 0)
- return (kIOReturnNotPermitted);
-
- }
-
switch (method->flags & kIOUCTypeMask)
{
case kIOUCScalarIStructI:
err = shim_io_connect_method_scalarI_structureI( method, object,
args->scalarInput, args->scalarInputCount,
- (char *) args->structureInput, args->structureInputSize );
+ (char *)args->structureInput, args->structureInputSize );
break;
case kIOUCScalarIScalarO:
@@ -4399,14 +4076,14 @@
case kIOUCScalarIStructO:
err = shim_io_connect_method_scalarI_structureO( method, object,
args->scalarInput, args->scalarInputCount,
- (char *) args->structureOutput, &structureOutputSize );
+ (char *) args->structureOutput, &args->structureOutputSize );
break;
case kIOUCStructIStructO:
err = shim_io_connect_method_structureI_structureO( method, object,
- (char *) args->structureInput, args->structureInputSize,
- (char *) args->structureOutput, &structureOutputSize );
+ (char *)args->structureInput, args->structureInputSize,
+ (char *) args->structureOutput, &args->structureOutputSize );
break;
default:
@@ -4414,20 +4091,14 @@
break;
}
}
-
- args->structureOutputSize = structureOutputSize;
-
return (err);
}
-#if __LP64__
-OSMetaClassDefineReservedUnused(IOUserClient, 0);
+}; /* extern "C" */
+
+OSMetaClassDefineReservedUsed(IOUserClient, 0);
OSMetaClassDefineReservedUnused(IOUserClient, 1);
-#else
-OSMetaClassDefineReservedUsed(IOUserClient, 0);
-OSMetaClassDefineReservedUsed(IOUserClient, 1);
-#endif
OSMetaClassDefineReservedUnused(IOUserClient, 2);
OSMetaClassDefineReservedUnused(IOUserClient, 3);
OSMetaClassDefineReservedUnused(IOUserClient, 4);