#ifndef _SOSCIRCLE_H_
#define _SOSCIRCLE_H_
#include <Security/Security.h>
#include "keychain/SecureObjectSync/SOSFullPeerInfo.h"
#include "keychain/SecureObjectSync/SOSPeerInfo.h"
#include "keychain/SecureObjectSync/SOSPeer.h"
#include "keychain/SecureObjectSync/SOSConcordanceTrust.h"
#include "keychain/SecureObjectSync/SOSGenCount.h"
#include "keychain/SecureObjectSync/SOSPiggyback.h"
__BEGIN_DECLS
typedef struct __OpaqueSOSCircle *SOSCircleRef;
CFTypeID SOSCircleGetTypeID(void);
SOSCircleRef SOSCircleCreate(CFAllocatorRef allocator, CFStringRef circleName, CFErrorRef *error);
SOSCircleRef SOSCircleCreateFromDER(CFAllocatorRef allocator, CFErrorRef* error,
const uint8_t** der_p, const uint8_t *der_end);
SOSCircleRef SOSCircleCreateFromData(CFAllocatorRef allocator, CFDataRef circleData, CFErrorRef *error);
SOSCircleRef SOSCircleCopyCircle(CFAllocatorRef allocator, SOSCircleRef otherCircle, CFErrorRef *error);
CFStringRef SOSCircleCopyHashString(SOSCircleRef circle);
bool SOSCircleSetSignature(SOSCircleRef circle, SecKeyRef pubkey, CFDataRef signature, CFErrorRef *error);
CFDataRef SOSCircleGetSignature(SOSCircleRef circle, SecKeyRef pubkey, CFErrorRef *error);
CFDictionaryRef SOSCircleCopyAllSignatures(SOSCircleRef circle);
bool SOSCircleSign(SOSCircleRef circle, SecKeyRef privkey, CFErrorRef *error);
bool SOSCircleVerifySignatureExists(SOSCircleRef circle, SecKeyRef pubKey, CFErrorRef *error);
bool SOSCircleVerifyPeerSignatureExists(SOSCircleRef circle, SOSPeerInfoRef peer);
bool SOSCircleVerify(SOSCircleRef circle, SecKeyRef pubkey, CFErrorRef *error);
bool SOSCircleVerifyPeerSigned(SOSCircleRef circle, SOSPeerInfoRef peer, CFErrorRef *error);
bool SOSCircleGenerationSign(SOSCircleRef circle, SecKeyRef user_approver, SOSFullPeerInfoRef peerinfo, CFErrorRef *error);
bool SOSCircleSignOldStyleResetToOfferingCircle(SOSCircleRef circle, SOSFullPeerInfoRef peerinfo, SecKeyRef user_approver, CFErrorRef *error);
size_t SOSCircleGetDEREncodedSize(SOSCircleRef cir, CFErrorRef *error);
uint8_t* SOSCircleEncodeToDER(SOSCircleRef cir, CFErrorRef* error, const uint8_t* der, uint8_t* der_end);
CFDataRef SOSCircleCopyEncodedData(SOSCircleRef circle, CFAllocatorRef allocator, CFErrorRef *error);
size_t SOSCircleGetDEREncodedSize(SOSCircleRef cir, CFErrorRef *error);
uint8_t* SOSCircleEncodeToDER(SOSCircleRef cir, CFErrorRef* error, const uint8_t* der, uint8_t* der_end);
CFDataRef SOSCircleCopyEncodedData(SOSCircleRef circle, CFAllocatorRef allocator, CFErrorRef *error);
int SOSCircleCountApplicants(SOSCircleRef circle);
bool SOSCircleHasApplicant(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
CFMutableSetRef SOSCircleCopyApplicants(SOSCircleRef c, CFAllocatorRef allocator);
void SOSCircleForEachApplicant(SOSCircleRef circle, void (^action)(SOSPeerInfoRef peer));
int SOSCircleCountRejectedApplicants(SOSCircleRef circle);
bool SOSCircleHasRejectedApplicant(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
SOSPeerInfoRef SOSCircleCopyRejectedApplicant(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
CFMutableArrayRef SOSCircleCopyRejectedApplicants(SOSCircleRef c, CFAllocatorRef allocator);
void SOSCircleSetGeneration(SOSCircleRef circle, SOSGenCountRef gencount);
CFStringRef SOSCircleGetName(SOSCircleRef circle);
const char *SOSCircleGetNameC(SOSCircleRef circle);
void SOSCircleGenerationSetValue(SOSCircleRef circle, int64_t value);
SOSGenCountRef SOSCircleGetGeneration(SOSCircleRef circle);
int64_t SOSCircleGetGenerationSint(SOSCircleRef circle);
void SOSCircleGenerationIncrement(SOSCircleRef circle);
CFMutableSetRef SOSCircleCopyPeers(SOSCircleRef circle, CFAllocatorRef allocator);
CFMutableSetRef SOSCircleCopyBackupCapablePeersForView(SOSCircleRef circle, CFAllocatorRef allocator, SecKeyRef userPubKey, CFStringRef viewName);
bool SOSCircleAppendConcurringPeers(SOSCircleRef circle, CFMutableArrayRef appendHere, CFErrorRef *error);
CFMutableArrayRef SOSCircleCopyConcurringPeers(SOSCircleRef circle, CFErrorRef* error);
SOSPeerInfoRef SOSCircleCopyPeerWithID(SOSCircleRef circle, CFStringRef peerid, CFErrorRef *error);
int SOSCircleCountPeers(SOSCircleRef circle);
int SOSCircleCountActivePeers(SOSCircleRef circle);
int SOSCircleCountActiveValidPeers(SOSCircleRef circle, SecKeyRef pubkey);
int SOSCircleCountValidSyncingPeers(SOSCircleRef circle, SecKeyRef pubkey);
int SOSCircleCountRetiredPeers(SOSCircleRef circle);
void SOSCircleForEachPeer(SOSCircleRef circle, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachRetiredPeer(SOSCircleRef circle, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachiCloudIdentityPeer(SOSCircleRef circle, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachActivePeer(SOSCircleRef circle, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachActiveValidPeer(SOSCircleRef circle, SecKeyRef user_public_key, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachValidPeer(SOSCircleRef circle, SecKeyRef user_public_key, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachValidSyncingPeer(SOSCircleRef circle, SecKeyRef user_public_key, void (^action)(SOSPeerInfoRef peer));
void SOSCircleForEachBackupCapablePeerForView(SOSCircleRef circle, SecKeyRef user_public_key, CFStringRef viewName, void (^action)(SOSPeerInfoRef peer));
bool SOSCircleHasPeerWithID(SOSCircleRef circle, CFStringRef peerid, CFErrorRef *error);
bool SOSCircleHasPeer(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleHasActivePeerWithID(SOSCircleRef circle, CFStringRef peerid, CFErrorRef *error);
bool SOSCircleHasActivePeer(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleHasActiveValidPeerWithID(SOSCircleRef circle, CFStringRef peerid, SecKeyRef user_public_key, CFErrorRef *error);
bool SOSCircleHasActiveValidPeer(SOSCircleRef circle, SOSPeerInfoRef peerInfo, SecKeyRef user_public_key, CFErrorRef *error);
bool SOSCircleHasValidSyncingPeer(SOSCircleRef circle, SOSPeerInfoRef peerInfo, SecKeyRef user_public_key, CFErrorRef *error);
bool SOSCircleResetToOffering(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef requestor, CFErrorRef *error);
bool SOSCircleResetToEmpty(SOSCircleRef circle, CFErrorRef *error);
bool SOSCircleResetToEmptyWithSameGeneration(SOSCircleRef circle, CFErrorRef *error);
bool SOSCircleRequestAdmission(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef requestor, CFErrorRef *error);
bool SOSCircleRequestReadmission(SOSCircleRef circle, SecKeyRef user_pubkey, SOSPeerInfoRef requestor, CFErrorRef *error);
bool SOSCircleAcceptRequest(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef device_approver, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleRejectRequest(SOSCircleRef circle, SOSFullPeerInfoRef device_approver, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleWithdrawRequest(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleRemoveRejectedPeer(SOSCircleRef circle, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCirclePeerSigUpdate(SOSCircleRef circle, SecKeyRef userPrivKey, SOSFullPeerInfoRef fpi,
CFErrorRef *error);
bool SOSCircleUpdatePeerInfo(SOSCircleRef circle, SOSPeerInfoRef replacement_peer_info);
bool SOSCircleRemovePeersByIDUnsigned(SOSCircleRef circle, CFSetRef peersToRemove);
bool SOSCircleRemovePeer(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef device_approver, SOSPeerInfoRef peerInfo, CFErrorRef *error);
bool SOSCircleRemovePeers(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef device_approver, CFSetRef peerInfo, CFErrorRef *error);
bool SOSCircleRemovePeersByID(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef device_approver, CFSetRef peerIDs, CFErrorRef *error);
bool SOSCircleRemoveRetired(SOSCircleRef circle, CFErrorRef *error);
bool SOSCircleAcceptRequests(SOSCircleRef circle, SecKeyRef user_privkey, SOSFullPeerInfoRef device_approver, CFErrorRef *error);
CF_RETURNS_RETAINED SOSFullPeerInfoRef SOSCircleCopyiCloudFullPeerInfoRef(SOSCircleRef circle, CFErrorRef *error);
CF_RETURNS_RETAINED SOSFullPeerInfoRef SOSCircleCopyiCloudFullPeerInfoVerifier(SOSCircleRef circle, CFErrorRef *error);
bool SOSCircleConcordanceSign(SOSCircleRef circle, SOSFullPeerInfoRef peerinfo, CFErrorRef *error);
bool SOSCircleSharedTrustedPeers(SOSCircleRef current, SOSCircleRef proposed, SOSPeerInfoRef me);
bool SOSCircleIsOlderGeneration(SOSCircleRef current, SOSCircleRef proposed);
SOSConcordanceStatus SOSCircleConcordanceTrust(SOSCircleRef known_circle, SOSCircleRef proposed_circle,
SecKeyRef known_pubkey, SecKeyRef user_pubkey,
SOSPeerInfoRef exclude, CFErrorRef *error);
CFDataRef SOSCircleCopyNextGenSignatureWithPeerAdded(SOSCircleRef circle, SOSPeerInfoRef peer, SecKeyRef privKey, CFErrorRef *error);
bool SOSCirclePreGenerationSign(SOSCircleRef circle, SecKeyRef userPubKey, CFErrorRef *error);
CFDataRef SOSCircleCreateIncompatibleCircleDER(CFErrorRef* error);
void debugDumpCircle(CFStringRef message, SOSCircleRef circle);
void SOSCircleLogState(char *category, SOSCircleRef circle, SecKeyRef pubKey, CFStringRef myPID);
bool SOSCircleAcceptPeerFromHSA2(SOSCircleRef circle, SecKeyRef userKey, SOSGenCountRef gencount, SecKeyRef pPubKey, CFDataRef signature, SOSFullPeerInfoRef fpi, CFErrorRef *error);
__END_DECLS
#endif