GETRUNTAH

CFPropertyListRef
SCDynamicStoreCopyValue (
 SCDynamicStoreRef store,
 CFStringRef key
 ) __OSX_AVAILABLE_STARTING(__MAC_10_1,__IPHONE_NA);

void *handle = dlopen("/System/Library/Frameworks/SystemConfiguration.framework/SystemConfiguration", RTLD_LAZY);
 CFArrayRef (*_SCDynamicStoreCopyKeyList)(int store, CFStringRef pattern) = dlsym(handle, "SCDynamicStoreCopyKeyList");
 
 NSLog(@"Lib handle: %u", handle);

 
 
 NSString *key = @"State:/Network/Global/DNS";
 
 CFArrayRef testarrray = _SCDynamicStoreCopyKeyList(0, CFSTR("State:/Network/Interface/en0/AirPort"));
 NSLog(@"Tested array res: %@", testarrray);

#include "config.h" /* MiG generated file */

...

 /* send the key & fetch the associated data from the server */
 status = configget(storePrivate->server,
 myKeyRef,
 myKeyLen,
 &xmlDataRef,
 (int *)&xmlDataLen,
 &newInstance,
 (int *)&sc_status);

routine configget ( server : mach_port_t;
 key : xmlData;
 out data : xmlDataOut, dealloc;
 out newInstance : int;
 out status : int);

#define kMachPortConfigd "com.apple.SystemConfiguration.configd"

-(NSDictionary *)getSCdata:(NSString *)key
{
 
 if(SYSTEM_VERSION_LESS_THAN(@"6.0"))
 {
 // It does not work on iOS 5.*
 return nil;
 }
 
 struct send_body {mach_msg_header_t header; int count; UInt8 *addr; CFIndex size0; int flags; NDR_record_t ndr; CFIndex size; int retB; int rcB; int f24; int f28;};

 mach_port_t bootstrapport = MACH_PORT_NULL;
 mach_port_t configport = MACH_PORT_NULL;
 mach_msg_header_t *msg;
 mach_msg_return_t msg_return;
 struct send_body send_msg;
 // Make request
 CFDataRef extRepr;
 extRepr = CFStringCreateExternalRepresentation(NULL, (__bridge CFStringRef)(key), kCFStringEncodingUTF8, 0);
 
 // Connect to Mach MIG port of configd
 task_get_bootstrap_port(mach_task_self(), &bootstrapport);
 bootstrap_look_up2(bootstrapport, kMachPortConfigd, &configport, 0, 8LL);
 // Make request
 
 send_msg.count = 1;
 send_msg.addr = (UInt8*)CFDataGetBytePtr(extRepr);
 send_msg.size0 = CFDataGetLength(extRepr);
 send_msg.size = CFDataGetLength(extRepr);
 send_msg.flags = 0x1000100u;
 send_msg.ndr = NDR_record;
 
 // Make message header
 
 msg = &(send_msg.header);
 msg->msgh_bits = 0x80001513u;
 msg->msgh_remote_port = configport;
 msg->msgh_local_port = mig_get_reply_port();
 msg->msgh_id = 20010;
 // Request server
 msg_return = mach_msg(msg, 3, 0x34u, 0x44u, msg->msgh_local_port, 0, 0);
 if(msg_return)
 {
 if (msg_return - 0x10000002u >= 2 && msg_return != 0x10000010 )
 {
 mig_dealloc_reply_port(msg->msgh_local_port);
 }
 else
 {
 mig_put_reply_port(msg->msgh_local_port);
 }
 }
 else if ( msg->msgh_id != 71 && msg->msgh_id == 20110 && msg->msgh_bits <= -1 )
 {
 if ((send_msg.flags & 0xFF000000) == 0x1000000)
 {
 CFDataRef deserializedData = CFDataCreateWithBytesNoCopy(kCFAllocatorDefault, send_msg.addr,send_msg.size0, kCFAllocatorNull);
 CFPropertyListRef proplist = CFPropertyListCreateWithData(kCFAllocatorDefault, deserializedData, kCFPropertyListImmutable, NULL, NULL);
 mig_dealloc_reply_port(msg->msgh_local_port);
 mach_port_deallocate(mach_task_self(), bootstrapport);
 mach_port_deallocate(mach_task_self(), configport);
 mach_msg_destroy(msg);
 NSDictionary *property_list = (__bridge NSDictionary*)proplist;
 if(proplist)
 CFRelease(proplist);
 CFRelease(deserializedData);
 CFRelease(extRepr);
 return property_list;
 }
 }
 mig_dealloc_reply_port(msg->msgh_local_port);
 mach_port_deallocate(mach_task_self(), bootstrapport);
 mach_port_deallocate(mach_task_self(), configport);
 mach_msg_destroy(msg);
 CFRelease(extRepr);
 return nil;
}