00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00017
00018
00019
00020 #ifndef __JackEngine__
00021 #define __JackEngine__
00022
00023 #include "JackConstants.h"
00024 #include "JackGraphManager.h"
00025 #include "JackSynchro.h"
00026 #include "JackMutex.h"
00027 #include "JackTransportEngine.h"
00028 #include "JackPlatformPlug.h"
00029
00030 namespace Jack
00031 {
00032
00033 class JackClientInterface;
00034 struct JackEngineControl;
00035 class JackExternalClient;
00036
00041 class SERVER_EXPORT JackEngine : public JackLockAble
00042 {
00043 friend class JackLockedEngine;
00044
00045 private:
00046
00047 JackGraphManager* fGraphManager;
00048 JackEngineControl* fEngineControl;
00049 JackClientInterface* fClientTable[CLIENT_NUM];
00050 JackSynchro* fSynchroTable;
00051 JackServerNotifyChannel fChannel;
00052 JackProcessSync fSignal;
00053 jack_time_t fLastSwitchUsecs;
00054
00055 int ClientCloseAux(int refnum, JackClientInterface* client, bool wait);
00056 void CheckXRun(jack_time_t callback_usecs);
00057
00058 int NotifyAddClient(JackClientInterface* new_client, const char* name, int refnum);
00059 void NotifyRemoveClient(const char* name, int refnum);
00060
00061 void ProcessNext(jack_time_t callback_usecs);
00062 void ProcessCurrent(jack_time_t callback_usecs);
00063
00064 bool ClientCheckName(const char* name);
00065 bool GenerateUniqueName(char* name);
00066
00067 int AllocateRefnum();
00068 void ReleaseRefnum(int ref);
00069
00070 void NotifyClient(int refnum, int event, int sync, const char* message, int value1, int value2);
00071 void NotifyClients(int event, int sync, const char* message, int value1, int value2);
00072
00073 void NotifyPortRegistation(jack_port_id_t port_index, bool onoff);
00074 void NotifyPortConnect(jack_port_id_t src, jack_port_id_t dst, bool onoff);
00075 void NotifyPortRename(jack_port_id_t src, const char* old_name);
00076 void NotifyActivate(int refnum);
00077
00078 bool CheckClient(int refnum)
00079 {
00080 return (refnum >= 0 && refnum < CLIENT_NUM && fClientTable[refnum] != NULL);
00081 }
00082
00083 public:
00084
00085 JackEngine(JackGraphManager* manager, JackSynchro* table, JackEngineControl* controler);
00086 ~JackEngine();
00087
00088 int Open();
00089 int Close();
00090
00091
00092 int ClientCheck(const char* name, char* name_res, int protocol, int options, int* status);
00093 int ClientExternalOpen(const char* name, int pid, int* ref, int* shared_engine, int* shared_client, int* shared_graph_manager);
00094 int ClientInternalOpen(const char* name, int* ref, JackEngineControl** shared_engine, JackGraphManager** shared_manager, JackClientInterface* client, bool wait);
00095
00096 int ClientExternalClose(int refnum);
00097 int ClientInternalClose(int refnum, bool wait);
00098
00099 int ClientActivate(int refnum, bool is_real_time);
00100 int ClientDeactivate(int refnum);
00101
00102 int GetClientPID(const char* name);
00103 int GetClientRefNum(const char* name);
00104
00105
00106 int GetInternalClientName(int int_ref, char* name_res);
00107 int InternalClientHandle(const char* client_name, int* status, int* int_ref);
00108 int InternalClientUnload(int refnum, int* status);
00109
00110
00111 int PortRegister(int refnum, const char* name, const char *type, unsigned int flags, unsigned int buffer_size, jack_port_id_t* port);
00112 int PortUnRegister(int refnum, jack_port_id_t port);
00113
00114 int PortConnect(int refnum, const char* src, const char* dst);
00115 int PortDisconnect(int refnum, const char* src, const char* dst);
00116
00117 int PortConnect(int refnum, jack_port_id_t src, jack_port_id_t dst);
00118 int PortDisconnect(int refnum, jack_port_id_t src, jack_port_id_t dst);
00119
00120 int PortRename(int refnum, jack_port_id_t port, const char* name);
00121
00122
00123 bool Process(jack_time_t cur_cycle_begin, jack_time_t prev_cycle_end);
00124
00125
00126 void NotifyXRun(jack_time_t callback_usecs, float delayed_usecs);
00127 void NotifyFailure(int code, const char* reason);
00128 void NotifyXRun(int refnum);
00129 void NotifyGraphReorder();
00130 void NotifyBufferSize(jack_nframes_t buffer_size);
00131 void NotifySampleRate(jack_nframes_t sample_rate);
00132 void NotifyFreewheel(bool onoff);
00133 void NotifyQuit();
00134 };
00135
00136
00137 }
00138
00139 #endif
00140