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iokit/bsddev/IOKitBSDInit.cpp xnu-1504.7.4 xnu-1228
--- xnu/xnu-1504.7.4/iokit/bsddev/IOKitBSDInit.cpp
+++ xnu/xnu-1228/iokit/bsddev/IOKitBSDInit.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998-2008 Apple Inc. All rights reserved.
+ * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -28,7 +28,6 @@
 #include <IOKit/IOBSD.h>
 #include <IOKit/IOLib.h>
 #include <IOKit/IOService.h>
-#include <IOKit/IOCatalogue.h>
 #include <IOKit/IODeviceTreeSupport.h>
 #include <IOKit/IOKitKeys.h>
 #include <IOKit/IOPlatformExpert.h>
@@ -40,85 +39,17 @@
 #include <uuid/uuid.h>
 
 // how long to wait for matching root device, secs
-#if DEBUG
-#define ROOTDEVICETIMEOUT       120
-#else
-#define ROOTDEVICETIMEOUT       60
-#endif
+#define ROOTDEVICETIMEOUT	60
 
 extern dev_t mdevadd(int devid, ppnum_t base, unsigned int size, int phys);
 extern dev_t mdevlookup(int devid);
-extern void mdevremoveall(void);
 
 kern_return_t
 IOKitBSDInit( void )
 {
     IOService::publishResource("IOBSD");
-
+ 
     return( kIOReturnSuccess );
-}
-
-void
-IOServicePublishResource( const char * property, boolean_t value )
-{
-    if ( value)
-        IOService::publishResource( property, kOSBooleanTrue );
-    else
-        IOService::getResourceService()->removeProperty( property );
-}
-
-boolean_t
-IOServiceWaitForMatchingResource( const char * property, uint64_t timeout )
-{
-    OSDictionary *	dict = 0;
-    IOService *         match = 0;
-    boolean_t		found = false;
-    
-    do {
-        
-        dict = IOService::resourceMatching( property );
-        if( !dict)
-            continue;
-        match = IOService::waitForMatchingService( dict, timeout );
-        if ( match)
-            found = true;
-        
-    } while( false );
-    
-    if( dict)
-        dict->release();
-    if( match)
-        match->release();
-    
-    return( found );
-}
-
-boolean_t
-IOCatalogueMatchingDriversPresent( const char * property )
-{
-    OSDictionary *	dict = 0;
-    OSOrderedSet *	set = 0;
-    SInt32		generationCount = 0;
-    boolean_t		found = false;
-    
-    do {
-        
-        dict = OSDictionary::withCapacity(1);
-        if( !dict)
-            continue;
-        dict->setObject( property, kOSBooleanTrue );
-        set = gIOCatalogue->findDrivers( dict, &generationCount );
-        if ( set && (set->getCount() > 0))
-            found = true;
-        
-    } while( false );
-    
-    if( dict)
-        dict->release();
-    if( set)
-        set->release();
-    
-    return( found );
 }
 
 OSDictionary * IOBSDNameMatching( const char * name )
@@ -191,10 +122,10 @@
 
 	len = strlen( kIODeviceTreePlane ":" );
 	maxLen -= len;
-	if( maxLen <= 0)
-	    continue;
-
-	strlcpy( buf, kIODeviceTreePlane ":", len + 1 );
+	if( maxLen < 0)
+	    continue;
+
+	strcpy( buf, kIODeviceTreePlane ":" );
 	comp = buf + len;
 
         // remove parameters following ':' from the path
@@ -204,9 +135,10 @@
 
         len = skip - path;
 	maxLen -= len;
-	if( maxLen <= 0)
-	    continue;
-	strlcpy( comp, path, len + 1 );
+	if( maxLen < 0)
+	    continue;
+        strncpy( comp, path, len );
+        comp[ len ] = 0;
 
 	matching = IOService::serviceMatching( "IONetworkInterface" );
 	if( !matching)
@@ -347,7 +279,6 @@
     long         partition = -1;
     long		 lun = -1;
     char         c;
-    int          len;
 
     // scan the tail of the path for "@unit:partition"
     do {
@@ -385,52 +316,34 @@
         if( c || unit == -1 || partition == -1)
             continue;
 		
-        len = strlen( "{" kIOPathMatchKey "='" kIODeviceTreePlane ":" );
-        maxLen -= len;
-        if( maxLen <= 0)
+        maxLen -= strlen( "{" kIOPathMatchKey "='" kIODeviceTreePlane ":" );
+        maxLen -= ( alias ? strlen( alias ) : 0 ) + (look - path);
+        maxLen -= strlen( "/@hhhhhhhh,hhhhhhhh:dddddddddd';}" );
+
+        if( maxLen > 0) {
+            sprintf( buf, "{" kIOPathMatchKey "='" kIODeviceTreePlane ":" );
+            comp = buf + strlen( buf );
+			
+            if( alias) {
+                strcpy( comp, alias );
+                comp += strlen( alias );
+            }
+			
+            if ( (look - path)) {
+                strncpy( comp, path, look - path);
+                comp += look - path;
+            }
+			
+			if ( lun != -1 )
+			{
+				sprintf ( comp, "/@%lx,%lx:%ld';}", unit, lun, partition );
+			}
+			else
+			{
+            	sprintf( comp, "/@%lx:%ld';}", unit, partition );
+            }
+        } else
             continue;
-
-        snprintf( buf, len + 1, "{" kIOPathMatchKey "='" kIODeviceTreePlane ":" );
-        comp = buf + len;
-
-        if( alias) {
-            len = strlen( alias );
-            maxLen -= len;
-            if( maxLen <= 0)
-                continue;
-
-            strlcpy( comp, alias, len + 1 );
-            comp += len;
-        }
-
-        if ( (look - path)) {
-            len = (look - path);
-            maxLen -= len;
-            if( maxLen <= 0)
-                continue;
-
-            strlcpy( comp, path, len + 1 );
-            comp += len;
-        }
-			
-        if ( lun != -1 )
-        {
-            len = strlen( "/@hhhhhhhh,hhhhhhhh:dddddddddd';}" );
-            maxLen -= len;
-            if( maxLen <= 0)
-                continue;
-
-            snprintf( comp, len + 1, "/@%lx,%lx:%ld';}", unit, lun, partition );
-        }
-        else
-        {
-            len = strlen( "/@hhhhhhhh:dddddddddd';}" );
-            maxLen -= len;
-            if( maxLen <= 0)
-                continue;
-
-            snprintf( comp, len + 1, "/@%lx:%ld';}", unit, partition );
-        }
 		
         return( OSDynamicCast(OSDictionary, OSUnserialize( buf, 0 )) );
 
@@ -457,17 +370,18 @@
 
 	len = strlen( kIODeviceTreePlane ":" );
 	maxLen -= len;
-	if( maxLen <= 0)
-	    continue;
-
-	strlcpy( buf, kIODeviceTreePlane ":", len + 1 );
+	if( maxLen < 0)
+	    continue;
+
+	strcpy( buf, kIODeviceTreePlane ":" );
 	comp = buf + len;
 
 	len = strlen( path );
 	maxLen -= len;
-	if( maxLen <= 0)
-	    continue;
-	strlcpy( comp, path, len + 1 );
+	if( maxLen < 0)
+	    continue;
+        strncpy( comp, path, len );
+        comp[ len ] = 0;
 
 	matching = OSDictionary::withCapacity( 1 );
 	if( !matching)
@@ -527,7 +441,7 @@
 
 static int didRam = 0;
 
-kern_return_t IOFindBSDRoot( char * rootName, unsigned int rootNameSize,
+kern_return_t IOFindBSDRoot( char * rootName,
 				dev_t * root, u_int32_t * oflags )
 {
     mach_timespec_t	t;
@@ -637,7 +551,7 @@
 			if(data) {											/* We found one */
 
 				ramdParms = (UInt32 *)data->getBytesNoCopy();	/* Point to the ram disk base and size */
-				(void)mdevadd(-1, ml_static_ptovirt(ramdParms[0]) >> 12, ramdParms[1] >> 12, 0);	/* Initialize it and pass back the device number */
+				(void)mdevadd(-1, ramdParms[0] >> 12, ramdParms[1] >> 12, 0);	/* Initialize it and pass back the device number */
 			}
 			regEntry->release();								/* Toss the entry */
 		}
@@ -772,14 +686,11 @@
 
     if ( service && findHFSChild ) {
         bool waiting = true;
-        uint64_t    timeoutNS;
-
         // wait for children services to finish registering
         while ( waiting ) {
-            timeoutNS = ROOTDEVICETIMEOUT;
-            timeoutNS *= kSecondScale;
-            
-            if ( (service->waitQuiet(timeoutNS) ) == kIOReturnSuccess) {
+            t.tv_sec = ROOTDEVICETIMEOUT;
+            t.tv_nsec = 0;
+            if ( service->waitQuiet( &t ) == kIOReturnSuccess ) {
                 waiting = false;
             } else {
                 IOLog( "Waiting for child registration\n" );
@@ -814,7 +725,7 @@
 
 	iostr = (OSString *) service->getProperty( kIOBSDNameKey );
 	if( iostr)
-	    strlcpy( rootName, iostr->getCStringNoCopy(), rootNameSize );
+	    strcpy( rootName, iostr->getCStringNoCopy() );
 	off = (OSNumber *) service->getProperty( kIOBSDMajorKey );
 	if( off)
 	    mjr = off->unsigned32BitValue();
@@ -828,7 +739,7 @@
     } else {
 
 	IOLog( "Wait for root failed\n" );
-        strlcpy( rootName, "en0", rootNameSize );
+        strcpy( rootName, "en0");
         flags |= 1;
     }
 
@@ -865,19 +776,14 @@
 void IOSecureBSDRoot(const char * rootName)
 {
 #if CONFIG_EMBEDDED
-    IOReturn         result;
     IOPlatformExpert *pe;
-    const OSSymbol   *functionName = OSSymbol::withCStringNoCopy("SecureRootName");
+    const OSSymbol *functionName = OSSymbol::withCStringNoCopy("SecureRootName");
     
     while ((pe = IOService::getPlatform()) == 0) IOSleep(1 * 1000);
     
-    // Returns kIOReturnNotPrivileged is the root device is not secure.
-    // Returns kIOReturnUnsupported if "SecureRootName" is not implemented.
-    result = pe->callPlatformFunction(functionName, false, (void *)rootName, (void *)0, (void *)0, (void *)0);
+    pe->callPlatformFunction(functionName, false, (void *)rootName, (void *)0, (void *)0, (void *)0);
     
     functionName->release();
-    
-    if (result == kIOReturnNotPrivileged) mdevremoveall();
 #endif
 }
 
@@ -928,156 +834,4 @@
     return KERN_SUCCESS;
 }
 
-kern_return_t IOBSDGetPlatformSerialNumber( char *serial_number_str, u_int32_t len )
-{
-    OSDictionary * platform_dict;
-    IOService *platform;
-    OSString *  string;
-
-    if (len < 1) {
-	    return 0;
-    }
-    serial_number_str[0] = '\0';
-
-    platform_dict = IOService::serviceMatching( "IOPlatformExpertDevice" );
-    if (platform_dict == NULL) {
-	    return KERN_NOT_SUPPORTED;
-    }
-
-    platform = IOService::waitForService( platform_dict );
-    if (platform) {
-	    string = ( OSString * ) platform->getProperty( kIOPlatformSerialNumberKey );
-	    if ( string == 0 ) {
-		    return KERN_NOT_SUPPORTED;
-	    } else {
-		    strlcpy( serial_number_str, string->getCStringNoCopy( ), len );
-	    }
-    }
-    
-    return KERN_SUCCESS;
-}
-
-dev_t IOBSDGetMediaWithUUID( const char *uuid_cstring, char *bsd_name, int bsd_name_len, int timeout)
-{
-    dev_t dev = 0;
-    OSDictionary *dictionary;
-    OSString *uuid_string;
-
-    if (bsd_name_len < 1) {
-	return 0;
-    }
-    bsd_name[0] = '\0';
-    
-    dictionary = IOService::serviceMatching( "IOMedia" );
-    if( dictionary ) {
-	uuid_string = OSString::withCString( uuid_cstring );
-	if( uuid_string ) {
-	    IOService *service;
-	    mach_timespec_t tv = { timeout, 0 };    // wait up to "timeout" seconds for the device
-
-	    dictionary->setObject( "UUID", uuid_string );
-	    dictionary->retain();
-	    service = IOService::waitForService( dictionary, &tv );
-	    if( service ) {
-		OSNumber *dev_major = (OSNumber *) service->getProperty( kIOBSDMajorKey );
-		OSNumber *dev_minor = (OSNumber *) service->getProperty( kIOBSDMinorKey );
-		OSString *iostr = (OSString *) service->getProperty( kIOBSDNameKey );
-
-		if( iostr)
-		    strlcpy( bsd_name, iostr->getCStringNoCopy(), bsd_name_len );
-
-		if ( dev_major && dev_minor )
-		    dev = makedev( dev_major->unsigned32BitValue(), dev_minor->unsigned32BitValue() );
-	    }
-	    uuid_string->release();
-	}
-	dictionary->release();
-    }
-
-    return dev;
-}
-
-
-void IOBSDIterateMediaWithContent(const char *content_uuid_cstring, int (*func)(const char *bsd_dev_name, const char *uuid_str, void *arg), void *arg)
-{
-    OSDictionary *dictionary;
-    OSString *content_uuid_string;
-
-    dictionary = IOService::serviceMatching( "IOMedia" );
-    if( dictionary ) {
-	content_uuid_string = OSString::withCString( content_uuid_cstring );
-	if( content_uuid_string ) {
-	    IOService *service;
-	    OSIterator *iter;
-
-	    dictionary->setObject( "Content", content_uuid_string );
-	    dictionary->retain();
-
-	    iter = IOService::getMatchingServices(dictionary);
-	    while (iter && (service = (IOService *)iter->getNextObject())) {
-		    if( service ) {
-			    OSString *iostr = (OSString *) service->getProperty( kIOBSDNameKey );
-			    OSString *uuidstr = (OSString *) service->getProperty( "UUID" );
-			    const char *uuid;
-
-			    if( iostr) {
-				    if (uuidstr) {
-					    uuid = uuidstr->getCStringNoCopy();
-				    } else {
-					    uuid = "00000000-0000-0000-0000-000000000000";
-				    }
-
-				    // call the callback
-				    if (func && func(iostr->getCStringNoCopy(), uuid, arg) == 0) {
-					    break;
-				    }
-			    }
-		    }
-	    }
-	    if (iter)
-		    iter->release();
-	    
-	    content_uuid_string->release();
-	}
-	dictionary->release();
-    }
-}
-
-
-int IOBSDIsMediaEjectable( const char *cdev_name )
-{
-    int ret = 0;
-    OSDictionary *dictionary;
-    OSString *dev_name;
-
-    if (strncmp(cdev_name, "/dev/", 5) == 0) {
-	    cdev_name += 5;
-    }
-
-    dictionary = IOService::serviceMatching( "IOMedia" );
-    if( dictionary ) {
-	dev_name = OSString::withCString( cdev_name );
-	if( dev_name ) {
-	    IOService *service;
-	    mach_timespec_t tv = { 5, 0 };    // wait up to "timeout" seconds for the device
-
-	    dictionary->setObject( kIOBSDNameKey, dev_name );
-	    dictionary->retain();
-	    service = IOService::waitForService( dictionary, &tv );
-	    if( service ) {
-		OSBoolean *ejectable = (OSBoolean *) service->getProperty( "Ejectable" );
-
-		if( ejectable ) {
-			ret = (int)ejectable->getValue();
-		}
-
-	    }
-	    dev_name->release();
-	}
-	dictionary->release();
-    }
-
-    return ret;
-}
-
 } /* extern "C" */