#ifndef _SEC_SOSENGINE_H_
#define _SEC_SOSENGINE_H_
#include <Security/SecureObjectSync/SOSDataSource.h>
#include <Security/SecureObjectSync/SOSMessage.h>
#include <Security/SecureObjectSync/SOSPeer.h>
#include <dispatch/dispatch.h>
__BEGIN_DECLS
typedef void (^SOSEnginePeerMessageSentBlock)(bool success);
SOSEngineRef SOSEngineCreate(SOSDataSourceRef dataSource, CFErrorRef *error);
SOSManifestRef SOSEngineCopyManifest(SOSEngineRef engine, CFErrorRef *error);
SOSManifestRef SOSEngineCopyLocalPeerManifest(SOSEngineRef engine, SOSPeerRef peer, CFErrorRef *error);
SOSManifestRef SOSEngineCopyLocalPeerManifest_locked(SOSEngineRef engine, SOSPeerRef peer, CFErrorRef *error);
bool SOSEngineUpdateChanges(SOSEngineRef engine, SOSDataSourceTransactionSource source, CFArrayRef changes, CFErrorRef *error);
void SOSEngineAddManifest(SOSEngineRef engine, SOSManifestRef manifest);
SOSManifestRef SOSEngineGetManifestForDigest(SOSEngineRef engine, CFDataRef digest);
CFDataRef SOSEnginePatchRecordAndCopyDigest(SOSEngineRef engine, SOSManifestRef base, SOSManifestRef removals, SOSManifestRef additions, CFErrorRef *error);
SOSManifestRef SOSEngineCopyPersistedManifest(SOSEngineRef engine, CFDictionaryRef persisted, CFStringRef key);
CFMutableArrayRef SOSEngineCopyPersistedManifestArray(SOSEngineRef engine, CFDictionaryRef persisted, CFStringRef key, CFErrorRef *error);
void SOSEngineClearCache(SOSEngineRef engine);
bool SOSEngineSetCoderData(SOSEngineRef engine, CFStringRef peer_id, CFDataRef data, CFErrorRef *error);
CFDataRef SOSEngineGetCoderData(SOSEngineRef engine, CFStringRef peer_id);
void SOSEngineDispose(SOSEngineRef engine);
bool SOSEngineHandleMessage(SOSEngineRef engine, CFStringRef peerID,
CFDataRef message, CFErrorRef *error);
void SOSEngineCircleChanged(SOSEngineRef engine, CFStringRef myPeerID, CFArrayRef trustedPeers, CFArrayRef untrustedPeers);
void SOSEngineForEachPeer(SOSEngineRef engine, void (^with)(SOSPeerRef peer));
bool SOSEngineSyncWithPeers(SOSEngineRef engine, CFTypeRef ids, CFTypeRef kvs, CFErrorRef *error);
bool SOSEngineHandleMessage_locked(SOSEngineRef engine, CFStringRef peerID, SOSMessageRef message,
SOSTransactionRef txn, bool *commit, bool *somethingChanged, CFErrorRef *error);
CFDataRef SOSEngineCreateMessage_locked(SOSEngineRef engine, SOSPeerRef peer,
CFErrorRef *error, SOSEnginePeerMessageSentBlock *sent);
SOSPeerRef SOSEngineCopyPeerWithID(SOSEngineRef engine, CFStringRef peer_id, CFErrorRef *error);
bool SOSEngineForPeerID(SOSEngineRef engine, CFStringRef peer_id, CFErrorRef *error, void (^forPeer)(SOSPeerRef peer));
bool SOSEngineWithPeerID(SOSEngineRef engine, CFStringRef peer_id, CFErrorRef *error, void (^with)(SOSPeerRef peer, SOSDataSourceRef dataSource, SOSTransactionRef txn, bool *forceSaveState));
CFDataRef SOSEngineCreateMessageToSyncToPeer(SOSEngineRef engine, CFStringRef peerID, SOSEnginePeerMessageSentBlock *sentBlock, CFErrorRef *error);
CFStringRef SOSEngineGetMyID(SOSEngineRef engine);
bool SOSEnginePeerDidConnect(SOSEngineRef engine, CFStringRef peerID, CFErrorRef *error);
bool SOSEngineSetPeerConfirmedManifest(SOSEngineRef engine, CFStringRef backupName,
CFDataRef keybagDigest, CFDataRef manifestData, CFErrorRef *error);
CFArrayRef SOSEngineCopyBackupPeerNames(SOSEngineRef engine, CFErrorRef *error);
void logRawMessage(CFDataRef message, bool sending, uint64_t seqno);
CFArrayRef SOSEngineGetPeerIDs(SOSEngineRef engine);
CFArrayRef SOSEngineCopyPeerConfirmedDigests(SOSEngineRef engine, CFErrorRef *error);
SOSDataSourceRef SOSEngineGetDataSource(SOSEngineRef engine);
void SOSEngineSetSyncCompleteListener(SOSEngineRef engine, CFStringRef peerID, dispatch_block_t notify_block);
void SOSEngineSetSyncCompleteListenerQueue(SOSEngineRef engine, dispatch_queue_t notify_queue);
__END_DECLS
#endif