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00021 #include "JackWinNamedPipeClientChannel.h"
00022 #include "JackRequest.h"
00023 #include "JackClient.h"
00024 #include "JackGlobals.h"
00025 #include "JackError.h"
00026
00027 namespace Jack
00028 {
00029
00030 JackWinNamedPipeClientChannel::JackWinNamedPipeClientChannel():fThread(this)
00031 {
00032 fClient = NULL;
00033 }
00034
00035 JackWinNamedPipeClientChannel::~JackWinNamedPipeClientChannel()
00036 {}
00037
00038 int JackWinNamedPipeClientChannel::ServerCheck(const char* server_name)
00039 {
00040 jack_log("JackWinNamedPipeClientChannel::ServerCheck = %s", server_name);
00041
00042
00043 if (fRequestPipe.Connect(jack_server_dir, server_name, 0) < 0) {
00044 jack_error("Cannot connect to server pipe");
00045 return -1;
00046 } else {
00047 return 0;
00048 }
00049 }
00050
00051 int JackWinNamedPipeClientChannel::Open(const char* server_name, const char* name, char* name_res, JackClient* obj, jack_options_t options, jack_status_t* status)
00052 {
00053 int result = 0;
00054 jack_log("JackWinNamedPipeClientChannel::Open name = %s", name);
00055
00056
00057
00058
00059
00060
00061
00062
00063
00064 if (fRequestPipe.Connect(jack_server_dir, server_name, 0) < 0) {
00065 jack_error("Cannot connect to server pipe");
00066 goto error;
00067 }
00068
00069
00070 ClientCheck(name, name_res, JACK_PROTOCOL_VERSION, (int)options, (int*)status, &result);
00071 if (result < 0) {
00072 jack_error("Client name = %s conflits with another running client", name);
00073 goto error;
00074 }
00075
00076 if (fNotificationListenPipe.Bind(jack_client_dir, name_res, 0) < 0) {
00077 jack_error("Cannot bind pipe");
00078 goto error;
00079 }
00080
00081 fClient = obj;
00082 return 0;
00083
00084 error:
00085 fRequestPipe.Close();
00086 fNotificationListenPipe.Close();
00087 return -1;
00088 }
00089
00090 void JackWinNamedPipeClientChannel::Close()
00091 {
00092 fRequestPipe.Close();
00093 fNotificationListenPipe.Close();
00094
00095 fThread.Stop();
00096 }
00097
00098 int JackWinNamedPipeClientChannel::Start()
00099 {
00100 jack_log("JackWinNamedPipeClientChannel::Start");
00101
00102
00103
00104 if (fThread.StartSync() != 0) {
00105 jack_error("Cannot start Jack client listener");
00106 return -1;
00107 } else {
00108 return 0;
00109 }
00110 }
00111
00112 void JackWinNamedPipeClientChannel::Stop()
00113 {
00114 jack_log("JackWinNamedPipeClientChannel::Stop");
00115 fThread.Kill();
00116 }
00117
00118 void JackWinNamedPipeClientChannel::ServerSyncCall(JackRequest* req, JackResult* res, int* result)
00119 {
00120 if (req->Write(&fRequestPipe) < 0) {
00121 jack_error("Could not write request type = %ld", req->fType);
00122 *result = -1;
00123 return ;
00124 }
00125
00126 if (res->Read(&fRequestPipe) < 0) {
00127 jack_error("Could not read result type = %ld", req->fType);
00128 *result = -1;
00129 return ;
00130 }
00131
00132 *result = res->fResult;
00133 }
00134
00135 void JackWinNamedPipeClientChannel::ServerAsyncCall(JackRequest* req, JackResult* res, int* result)
00136 {
00137 if (req->Write(&fRequestPipe) < 0) {
00138 jack_error("Could not write request type = %ld", req->fType);
00139 *result = -1;
00140 } else {
00141 *result = 0;
00142 }
00143 }
00144
00145 void JackWinNamedPipeClientChannel::ClientCheck(const char* name, char* name_res, int protocol, int options, int* status, int* result)
00146 {
00147 JackClientCheckRequest req(name, protocol, options);
00148 JackClientCheckResult res;
00149 ServerSyncCall(&req, &res, result);
00150 *status = res.fStatus;
00151 strcpy(name_res, res.fName);
00152 }
00153
00154 void JackWinNamedPipeClientChannel::ClientOpen(const char* name, int pid, int* shared_engine, int* shared_client, int* shared_graph, int* result)
00155 {
00156 JackClientOpenRequest req(name, pid);
00157 JackClientOpenResult res;
00158 ServerSyncCall(&req, &res, result);
00159 *shared_engine = res.fSharedEngine;
00160 *shared_client = res.fSharedClient;
00161 *shared_graph = res.fSharedGraph;
00162 }
00163
00164 void JackWinNamedPipeClientChannel::ClientClose(int refnum, int* result)
00165 {
00166 JackClientCloseRequest req(refnum);
00167 JackResult res;
00168 ServerSyncCall(&req, &res, result);
00169 }
00170
00171 void JackWinNamedPipeClientChannel::ClientActivate(int refnum, int is_real_time, int* result)
00172 {
00173 JackActivateRequest req(refnum, is_real_time);
00174 JackResult res;
00175 ServerSyncCall(&req, &res, result);
00176 }
00177
00178 void JackWinNamedPipeClientChannel::ClientDeactivate(int refnum, int* result)
00179 {
00180 JackDeactivateRequest req(refnum);
00181 JackResult res;
00182 ServerSyncCall(&req, &res, result);
00183 }
00184
00185 void JackWinNamedPipeClientChannel::PortRegister(int refnum, const char* name, const char* type, unsigned int flags, unsigned int buffer_size, jack_port_id_t* port_index, int* result)
00186 {
00187 JackPortRegisterRequest req(refnum, name, type, flags, buffer_size);
00188 JackPortRegisterResult res;
00189 ServerSyncCall(&req, &res, result);
00190 *port_index = res.fPortIndex;
00191 }
00192
00193 void JackWinNamedPipeClientChannel::PortUnRegister(int refnum, jack_port_id_t port_index, int* result)
00194 {
00195 JackPortUnRegisterRequest req(refnum, port_index);
00196 JackResult res;
00197 ServerSyncCall(&req, &res, result);
00198 }
00199
00200 void JackWinNamedPipeClientChannel::PortConnect(int refnum, const char* src, const char* dst, int* result)
00201 {
00202 JackPortConnectNameRequest req(refnum, src, dst);
00203 JackResult res;
00204 ServerSyncCall(&req, &res, result);
00205 }
00206
00207 void JackWinNamedPipeClientChannel::PortDisconnect(int refnum, const char* src, const char* dst, int* result)
00208 {
00209 JackPortDisconnectNameRequest req(refnum, src, dst);
00210 JackResult res;
00211 ServerSyncCall(&req, &res, result);
00212 }
00213
00214 void JackWinNamedPipeClientChannel::PortConnect(int refnum, jack_port_id_t src, jack_port_id_t dst, int* result)
00215 {
00216 JackPortConnectRequest req(refnum, src, dst);
00217 JackResult res;
00218 ServerSyncCall(&req, &res, result);
00219 }
00220
00221 void JackWinNamedPipeClientChannel::PortDisconnect(int refnum, jack_port_id_t src, jack_port_id_t dst, int* result)
00222 {
00223 JackPortDisconnectRequest req(refnum, src, dst);
00224 JackResult res;
00225 ServerSyncCall(&req, &res, result);
00226 }
00227
00228 void JackWinNamedPipeClientChannel::PortRename(int refnum, jack_port_id_t port, const char* name, int* result)
00229 {
00230 JackPortRenameRequest req(refnum, port, name);
00231 JackResult res;
00232 ServerSyncCall(&req, &res, result);
00233 }
00234
00235 void JackWinNamedPipeClientChannel::SetBufferSize(jack_nframes_t buffer_size, int* result)
00236 {
00237 JackSetBufferSizeRequest req(buffer_size);
00238 JackResult res;
00239 ServerSyncCall(&req, &res, result);
00240 }
00241
00242 void JackWinNamedPipeClientChannel::SetFreewheel(int onoff, int* result)
00243 {
00244 JackSetFreeWheelRequest req(onoff);
00245 JackResult res;
00246 ServerSyncCall(&req, &res, result);
00247 }
00248
00249 void JackWinNamedPipeClientChannel::ReleaseTimebase(int refnum, int* result)
00250 {
00251 JackReleaseTimebaseRequest req(refnum);
00252 JackResult res;
00253 ServerSyncCall(&req, &res, result);
00254 }
00255
00256 void JackWinNamedPipeClientChannel::SetTimebaseCallback(int refnum, int conditional, int* result)
00257 {
00258 JackSetTimebaseCallbackRequest req(refnum, conditional);
00259 JackResult res;
00260 ServerSyncCall(&req, &res, result);
00261 }
00262
00263 void JackWinNamedPipeClientChannel::GetInternalClientName(int refnum, int int_ref, char* name_res, int* result)
00264 {
00265 JackGetInternalClientNameRequest req(refnum, int_ref);
00266 JackGetInternalClientNameResult res;
00267 ServerSyncCall(&req, &res, result);
00268 strcpy(name_res, res.fName);
00269 }
00270
00271 void JackWinNamedPipeClientChannel::InternalClientHandle(int refnum, const char* client_name, int* status, int* int_ref, int* result)
00272 {
00273 JackInternalClientHandleRequest req(refnum, client_name);
00274 JackInternalClientHandleResult res;
00275 ServerSyncCall(&req, &res, result);
00276 *int_ref = res.fIntRefNum;
00277 *status = res.fStatus;
00278 }
00279
00280 void JackWinNamedPipeClientChannel::InternalClientLoad(int refnum, const char* client_name, const char* so_name, const char* objet_data, int options, int* status, int* int_ref, int* result)
00281 {
00282 JackInternalClientLoadRequest req(refnum, client_name, so_name, objet_data, options);
00283 JackInternalClientLoadResult res;
00284 ServerSyncCall(&req, &res, result);
00285 *int_ref = res.fIntRefNum;
00286 *status = res.fStatus;
00287 }
00288
00289 void JackWinNamedPipeClientChannel::InternalClientUnload(int refnum, int int_ref, int* status, int* result)
00290 {
00291 JackInternalClientUnloadRequest req(refnum, int_ref);
00292 JackInternalClientUnloadResult res;
00293 ServerSyncCall(&req, &res, result);
00294 *status = res.fStatus;
00295 }
00296
00297 bool JackWinNamedPipeClientChannel::Init()
00298 {
00299 jack_log("JackWinNamedPipeClientChannel::Init");
00300
00301 if (!fNotificationListenPipe.Accept()) {
00302 jack_error("JackWinNamedPipeClientChannel: cannot establish notification pipe");
00303 return false;
00304 } else {
00305 return fClient->Init();
00306 }
00307 }
00308
00309 bool JackWinNamedPipeClientChannel::Execute()
00310 {
00311 JackClientNotification event;
00312 JackResult res;
00313
00314 if (event.Read(&fNotificationListenPipe) < 0) {
00315 jack_error("JackWinNamedPipeClientChannel read fail");
00316 goto error;
00317 }
00318
00319 res.fResult = fClient->ClientNotify(event.fRefNum, event.fName, event.fNotify, event.fSync, event.fMessage, event.fValue1, event.fValue2);
00320
00321 if (event.fSync) {
00322 if (res.Write(&fNotificationListenPipe) < 0) {
00323 jack_error("JackWinNamedPipeClientChannel write fail");
00324 goto error;
00325 }
00326 }
00327 return true;
00328
00329 error:
00330
00331 fNotificationListenPipe.Close();
00332 fRequestPipe.Close();
00333 fClient->ShutDown();
00334 return false;
00335 }
00336
00337 }
00338
00339