Program: gdcm
Module: $RCSfile: gdcmUtil.cxx,v $
Language: C++
- Date: $Date: 2005/01/07 23:44:46 $
- Version: $Revision: 1.80 $
+ Date: $Date: 2005/01/07 23:59:12 $
+ Version: $Revision: 1.81 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
#include <sys/kinfo.h>
#endif
+#ifdef __APPLE__
+
+#include <CoreFoundation/CoreFoundation.h>
+
+#include <IOKit/IOKitLib.h>
+#include <IOKit/network/IOEthernetInterface.h>
+#include <IOKit/network/IONetworkInterface.h>
+#include <IOKit/network/IOEthernetController.h>
+
+static kern_return_t FindEthernetInterfaces(io_iterator_t *matchingServices);
+static kern_return_t GetMACAddress(io_iterator_t intfIterator, UInt8 *MACAddress);
+
+// Returns an iterator containing the primary (built-in) Ethernet interface. The caller is responsible for
+// releasing the iterator after the caller is done with it.
+static kern_return_t FindEthernetInterfaces(io_iterator_t *matchingServices)
+{
+ kern_return_t kernResult;
+ mach_port_t masterPort;
+ CFMutableDictionaryRef matchingDict;
+ CFMutableDictionaryRef propertyMatchDict;
+
+ // Retrieve the Mach port used to initiate communication with I/O Kit
+ kernResult = IOMasterPort(MACH_PORT_NULL, &masterPort);
+ if (KERN_SUCCESS != kernResult)
+ {
+ printf("IOMasterPort returned %d\n", kernResult);
+ return kernResult;
+ }
+
+ // Ethernet interfaces are instances of class kIOEthernetInterfaceClass.
+ // IOServiceMatching is a convenience function to create a dictionary with the key kIOProviderClassKey and
+ // the specified value.
+ matchingDict = IOServiceMatching(kIOEthernetInterfaceClass);
+
+ // Note that another option here would be:
+ // matchingDict = IOBSDMatching("en0");
+
+ if (NULL == matchingDict)
+ {
+ printf("IOServiceMatching returned a NULL dictionary.\n");
+ }
+ else {
+ // Each IONetworkInterface object has a Boolean property with the key kIOPrimaryInterface. Only the
+ // primary (built-in) interface has this property set to TRUE.
+
+ // IOServiceGetMatchingServices uses the default matching criteria defined by IOService. This considers
+ // only the following properties plus any family-specific matching in this order of precedence
+ // (see IOService::passiveMatch):
+ //
+ // kIOProviderClassKey (IOServiceMatching)
+ // kIONameMatchKey (IOServiceNameMatching)
+ // kIOPropertyMatchKey
+ // kIOPathMatchKey
+ // kIOMatchedServiceCountKey
+ // family-specific matching
+ // kIOBSDNameKey (IOBSDNameMatching)
+ // kIOLocationMatchKey
+
+ // The IONetworkingFamily does not define any family-specific matching. This means that in
+ // order to have IOServiceGetMatchingServices consider the kIOPrimaryInterface property, we must
+ // add that property to a separate dictionary and then add that to our matching dictionary
+ // specifying kIOPropertyMatchKey.
+
+ propertyMatchDict = CFDictionaryCreateMutable( kCFAllocatorDefault, 0,
+ &kCFTypeDictionaryKeyCallBacks,
+ &kCFTypeDictionaryValueCallBacks);
+
+ if (NULL == propertyMatchDict)
+ {
+ printf("CFDictionaryCreateMutable returned a NULL dictionary.\n");
+ }
+ else {
+ // Set the value in the dictionary of the property with the given key, or add the key
+ // to the dictionary if it doesn't exist. This call retains the value object passed in.
+ CFDictionarySetValue(propertyMatchDict, CFSTR(kIOPrimaryInterface), kCFBooleanTrue);
+
+ // Now add the dictionary containing the matching value for kIOPrimaryInterface to our main
+ // matching dictionary. This call will retain propertyMatchDict, so we can release our reference
+ // on propertyMatchDict after adding it to matchingDict.
+ CFDictionarySetValue(matchingDict, CFSTR(kIOPropertyMatchKey), propertyMatchDict);
+ CFRelease(propertyMatchDict);
+ }
+ }
+
+ // IOServiceGetMatchingServices retains the returned iterator, so release the iterator when we're done with it.
+ // IOServiceGetMatchingServices also consumes a reference on the matching dictionary so we don't need to release
+ // the dictionary explicitly.
+ kernResult = IOServiceGetMatchingServices(masterPort, matchingDict, matchingServices);
+ if (KERN_SUCCESS != kernResult)
+ {
+ printf("IOServiceGetMatchingServices returned %d\n", kernResult);
+ }
+
+ return kernResult;
+}
+
+// Given an iterator across a set of Ethernet interfaces, return the MAC address of the last one.
+// If no interfaces are found the MAC address is set to an empty string.
+// In this sample the iterator should contain just the primary interface.
+static kern_return_t GetMACAddress_MAC(io_iterator_t intfIterator, UInt8 *MACAddress)
+{
+ io_object_t intfService;
+ io_object_t controllerService;
+ kern_return_t kernResult = KERN_FAILURE;
+
+ // Initialize the returned address
+ bzero(MACAddress, kIOEthernetAddressSize);
+
+ // IOIteratorNext retains the returned object, so release it when we're done with it.
+ while (intfService = IOIteratorNext(intfIterator))
+ {
+ CFTypeRef MACAddressAsCFData;
+
+ // IONetworkControllers can't be found directly by the IOServiceGetMatchingServices call,
+ // since they are hardware nubs and do not participate in driver matching. In other words,
+ // registerService() is never called on them. So we've found the IONetworkInterface and will
+ // get its parent controller by asking for it specifically.
+
+ // IORegistryEntryGetParentEntry retains the returned object, so release it when we're done with it.
+ kernResult = IORegistryEntryGetParentEntry( intfService,
+ kIOServicePlane,
+ &controllerService );
+
+ if (KERN_SUCCESS != kernResult)
+ {
+ printf("IORegistryEntryGetParentEntry returned 0x%08x\n", kernResult);
+ }
+ else {
+ // Retrieve the MAC address property from the I/O Registry in the form of a CFData
+ MACAddressAsCFData = IORegistryEntryCreateCFProperty( controllerService,
+ CFSTR(kIOMACAddress),
+ kCFAllocatorDefault,
+ 0);
+ if (MACAddressAsCFData)
+ {
+ CFShow(MACAddressAsCFData); // for display purposes only; output goes to stderr
+
+ // Get the raw bytes of the MAC address from the CFData
+ CFDataGetBytes(MACAddressAsCFData, CFRangeMake(0, kIOEthernetAddressSize), MACAddress);
+ CFRelease(MACAddressAsCFData);
+ }
+
+ // Done with the parent Ethernet controller object so we release it.
+ (void) IOObjectRelease(controllerService);
+ }
+
+ // Done with the Ethernet interface object so we release it.
+ (void) IOObjectRelease(intfService);
+ }
+
+ return kernResult;
+}
+#endif
+
long GetMacAddrSys ( u_char *addr)
{
#ifdef _WIN32
#endif //_WIN32
/* implementation for Linux */
+// FreeBSD might be similar ??
#ifdef __linux__
struct ifreq ifr;
struct ifreq *IFR;
return 0;
#endif //_AIX
+#ifdef __APPLE__
+ kern_return_t kernResult = KERN_SUCCESS; // on PowerPC this is an int (4 bytes)
+/*
+ * error number layout as follows (see mach/error.h and IOKit/IOReturn.h):
+ *
+ * hi lo
+ * | system(6) | subsystem(12) | code(14) |
+ */
+
+ io_iterator_t intfIterator;
+ //UInt8 MACAddress[ kIOEthernetAddressSize ];
+
+ kernResult = FindEthernetInterfaces(&intfIterator);
+
+ if (KERN_SUCCESS != kernResult)
+ {
+ printf("FindEthernetInterfaces returned 0x%08x\n", kernResult);
+ }
+ else {
+ kernResult = GetMACAddress_MAC(intfIterator, addr);
+
+ if (KERN_SUCCESS != kernResult)
+ {
+ printf("GetMACAddress returned 0x%08x\n", kernResult);
+ }
+ }
+
+ (void) IOObjectRelease(intfIterator); // Release the iterator.
+
+ return kernResult;
+#endif //APPLE
+
/* Not implemented platforms */
+ memset(addr,0,6);
return -1;
}
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