Security/sec/SOSCircle/SecureObjectSync/SOSTransportKeyParameterKVS.c

   1 #include <SecureObjectSync/SOSAccountPriv.h>
   2 #include <SecureObjectSync/SOSTransport.h>
   3 #include <SecureObjectSync/SOSTransportKeyParameter.h>
   4 #include <SecureObjectSync/SOSTransportKeyParameterKVS.h>
   5 #include <SecureObjectSync/SOSKVSKeys.h>
   6 #include <SOSCloudKeychainClient.h>
   7 #include <utilities/SecCFWrappers.h>
   8
   9 static bool SOSTransportKeyParameterKVSPublishCloudParameters(SOSTransportKeyParameterKVSRef transport, CFDataRef newParameters, CFErrorRef *error);
  10 static bool publishCloudParameters(SOSTransportKeyParameterRef transport, CFDataRef data, CFErrorRef* error);
  11 static bool SOSTransportKeyParameterKVSUpdateKVS(CFDictionaryRef changes, CFErrorRef *error);
  12 static void destroy(SOSTransportKeyParameterRef transport);
  13
  14 struct __OpaqueSOSTransportKeyParameterKVS{
  15     struct __OpaqueSOSTransportKeyParameter     k;
  16 };
  17
  18 static bool handleKeyParameterChanges(SOSTransportKeyParameterRef transport, CFDataRef data, CFErrorRef error){
  19     SOSAccountRef account = transport->account;
  20     return SOSAccountHandleParametersChange(account, data, &error);
  21
  22 }
  23
  24 static bool setToNewAccount(SOSTransportKeyParameterRef transport){
  25     SOSAccountRef account = transport->account;
  26     SOSAccountSetToNew(account);
  27     return true;
  28 }
  29
  30 SOSTransportKeyParameterKVSRef SOSTransportKeyParameterKVSCreate(SOSAccountRef account, CFErrorRef *error) {
  31     SOSTransportKeyParameterKVSRef tkvs = (SOSTransportKeyParameterKVSRef) SOSTransportKeyParameterCreateForSubclass(sizeof(struct __OpaqueSOSTransportKeyParameterKVS) - sizeof(CFRuntimeBase), account, error);
  32     if(tkvs){
  33         tkvs->k.publishCloudParameters = publishCloudParameters;
  34         tkvs->k.handleKeyParameterChanges = handleKeyParameterChanges;
  35         tkvs->k.setToNewAccount = setToNewAccount;
  36         tkvs->k.destroy = destroy;
  37         SOSRegisterTransportKeyParameter((SOSTransportKeyParameterRef)tkvs);
  38     }
  39     return tkvs;
  40 }
  41
  42 static void destroy(SOSTransportKeyParameterRef transport){
  43     SOSUnregisterTransportKeyParameter(transport);
  44 }
  45
  46 bool SOSTransportKeyParameterKVSHandleCloudParameterChange(SOSTransportKeyParameterRef transport, CFDataRef data, CFErrorRef* error){
  47     SOSTransportKeyParameterKVSRef tkvs = (SOSTransportKeyParameterKVSRef)transport;
  48     SOSAccountRef account = tkvs->k.account;
  49
  50     return SOSAccountHandleParametersChange(account, data, error);
  51 }
  52
  53
  54 bool SOSTransportKeyParameterKVSAppendKeyInterests(SOSTransportKeyParameterKVSRef transport, CFMutableArrayRef alwaysKeys, CFMutableArrayRef afterFirstUnlockKeys, CFMutableArrayRef unlockedKeys, CFErrorRef*error){
  55
  56     CFArrayAppendValue(alwaysKeys, kSOSKVSKeyParametersKey);
  57
  58     return true;
  59 }
  60
  61 static bool publishCloudParameters(SOSTransportKeyParameterRef transport, CFDataRef data, CFErrorRef* error)
  62 {
  63     return SOSTransportKeyParameterKVSPublishCloudParameters((SOSTransportKeyParameterKVSRef)transport, data, error);
  64 }
  65
  66 static bool SOSTransportKeyParameterKVSUpdateKVS(CFDictionaryRef changes, CFErrorRef *error){
  67     CloudKeychainReplyBlock log_error = ^(CFDictionaryRef returnedValues __unused, CFErrorRef error) {
  68         if (error) {
  69             secerror("Error putting: %@", error);
  70             CFReleaseSafe(error);
  71         }
  72     };
  73
  74     SOSCloudKeychainPutObjectsInCloud(changes, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), log_error);
  75     return true;
  76 }
  77
  78 static bool SOSTransportKeyParameterKVSPublishCloudParameters(SOSTransportKeyParameterKVSRef transport, CFDataRef newParameters, CFErrorRef *error)
  79 {
  80     CFDictionaryRef changes = CFDictionaryCreateForCFTypes(kCFAllocatorDefault,
  81                                                            kSOSKVSKeyParametersKey, newParameters,
  82                                                            NULL);
  83
  84     bool success = SOSTransportKeyParameterKVSUpdateKVS(changes, error);
  85
  86     CFReleaseNull(changes);
  87
  88     return success;
  89 }