keychain/SecureObjectSync/SOSCirclePriv.h

   1 //
   2 //  SOSCirclePriv.h
   3 //  sec
   4 //
   5 //  Created by Richard Murphy on 12/4/14.
   6 //
   7 //
   8
   9 #ifndef sec_SOSCirclePriv_h
  10 #define sec_SOSCirclePriv_h
  11
  12 #include <CoreFoundation/CFRuntime.h>
  13 #include <CoreFoundation/CoreFoundation.h>
  14 #include "keychain/SecureObjectSync/SOSGenCount.h"
  15
  16 #include <security_utilities/simulatecrash_assert.h>
  17
  18 enum {
  19     kOnlyCompatibleVersion = 1, // Sometime in the future this name will be improved to reflect history.
  20     kAlwaysIncompatibleVersion = UINT64_MAX,
  21 };
  22
  23 struct __OpaqueSOSCircle {
  24     CFRuntimeBase _base;
  25     CFStringRef name;
  26     SOSGenCountRef generation;
  27     CFMutableSetRef peers;
  28     CFMutableSetRef applicants;
  29     CFMutableSetRef rejected_applicants;
  30     CFMutableDictionaryRef signatures;
  31 };
  32
  33
  34 static inline void SOSCircleAssertStable(SOSCircleRef circle) {
  35     assert(circle);
  36     assert(circle->name);
  37     assert(circle->generation);
  38     assert(circle->peers);
  39     assert(circle->applicants);
  40     assert(circle->rejected_applicants);
  41     assert(circle->signatures);
  42 }
  43
  44
  45 static inline SOSCircleRef SOSCircleConvertAndAssertStable(CFTypeRef circleAsType) {
  46     if (CFGetTypeID(circleAsType) != SOSCircleGetTypeID()) return NULL;
  47     SOSCircleRef circle = (SOSCircleRef) circleAsType;
  48     SOSCircleAssertStable(circle);
  49     return circle;
  50 }
  51
  52
  53 static inline bool SOSCircleIsOffering(SOSCircleRef circle) {
  54     return SOSCircleCountRetiredPeers(circle) == 0 &&  SOSCircleCountPeers(circle) == 1;
  55 }
  56
  57 #endif