Checkpoint.

Started adding support for persistent default nodes.
System time source and BTimeSource are broken.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2306 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/media/DefaultManager.cpp

@@ -0,0 +1,100 @@
+/* 
+ * Copyright 2002, Marcus Overhagen. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#include <OS.h>
+#include <MediaNode.h>
+#include "DefaultManager.h"
+#include "debug.h"
+
+/* no locking used in this file, we assume that the caller (NodeManager) does it.
+ */
+
+DefaultManager::DefaultManager()
+ :	fSystemTimeSource(-1)
+{
+}
+
+DefaultManager::~DefaultManager()
+{
+}
+
+status_t
+DefaultManager::LoadState()
+{
+}
+
+status_t
+DefaultManager::SaveState()
+{
+}
+
+status_t
+DefaultManager::Set(node_type type, const media_node *node, const dormant_node_info *info, const media_input *input)
+{
+	switch (type) {
+		case VIDEO_INPUT:
+		case AUDIO_INPUT:
+		case VIDEO_OUTPUT:
+		case AUDIO_MIXER:
+		case AUDIO_OUTPUT:
+		case AUDIO_OUTPUT_EX:
+		case TIME_SOURCE:
+			return B_OK;
+		
+		case SYSTEM_TIME_SOURCE: //called by the media_server's ServerApp::StartSystemTimeSource()
+		{
+			ASSERT(fSystemTimeSource == -1);
+			ASSERT(node != 0);
+			fSystemTimeSource = node->node;
+			return B_OK;
+		}
+		
+		default:
+		{
+			FATAL("DefaultManager::Set Error: called with unknown type %d\n", type);
+			return B_ERROR;
+		}
+	}
+}
+
+status_t
+DefaultManager::Get(media_node_id *nodeid, char *input_name, int32 *input_id, node_type type)
+{
+	switch (type) {
+		case VIDEO_INPUT:
+		case AUDIO_INPUT:
+		case VIDEO_OUTPUT:
+		case AUDIO_MIXER:
+		case AUDIO_OUTPUT:
+		case AUDIO_OUTPUT_EX:
+		case TIME_SOURCE:
+			*nodeid = -1;
+			return B_OK;
+
+		case SYSTEM_TIME_SOURCE:
+			*nodeid = fSystemTimeSource;
+			return B_OK;
+
+		default:
+		{
+			FATAL("DefaultManager::Get Error: called with unknown type %d\n", type);
+			return B_ERROR;
+		}
+	}
+}
+
+status_t
+DefaultManager::Rescan()
+{
+}
+
+void
+DefaultManager::Dump()
+{
+}
+
+void
+DefaultManager::CleanupTeam(team_id team)
+{
+}

src/servers/media/DefaultManager.h

@@ -0,0 +1,29 @@
+/* 
+ * Copyright 2002, Marcus Overhagen. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#include "TList.h"
+#include "TMap.h"
+#include "TStack.h"
+#include "DataExchange.h"
+
+class DefaultManager
+{
+public:
+	DefaultManager();
+	~DefaultManager();
+
+	status_t LoadState();
+	status_t SaveState();
+
+	status_t Set(node_type type, const media_node *node, const dormant_node_info *info, const media_input *input);
+	status_t Get(media_node_id *nodeid, char *input_name, int32 *input_id, node_type type);
+	status_t Rescan();
+	
+	void Dump();
+
+	void CleanupTeam(team_id team);
+	
+private:
+	media_node_id fSystemTimeSource;
+};

src/servers/media/Jamfile

@@ -8,6 +8,7 @@ Server media_server :
 	media_server.cpp
 	AppManager.cpp
 	BufferManager.cpp
+	DefaultManager.cpp
 	NodeManager.cpp
 	NotificationManager.cpp
 	Queue.cpp

src/servers/media/NodeManager.cpp

@@ -14,6 +14,8 @@
 #include "debug.h"
 #include "NodeManager.h"
 
+const char *get_node_type(node_type t);
+
 NodeManager::NodeManager() :
 	nextaddonid(1),
 	nextnodeid(1)
@@ -22,6 +24,7 @@ NodeManager::NodeManager() :
 	fDormantFlavorList = new List<dormant_flavor_info>;
 	fAddonPathMap = new Map<media_addon_id, entry_ref>;
 	fRegisteredNodeMap = new Map<media_node_id, registered_node>;
+	fDefaultManager = new DefaultManager;
 }
 
 
@@ -31,6 +34,7 @@ NodeManager::~NodeManager()
 	delete fDormantFlavorList;
 	delete fAddonPathMap;
 	delete fRegisteredNodeMap;
+	delete fDefaultManager;
 }
 
 
@@ -175,13 +179,38 @@ NodeManager::GetCloneForId(media_node *node, media_node_id nodeid, team_id team)
 }
 
 
+/* This function locates the default "node" for the requested "type" and returnes a clone.
+ * If the requested type is AUDIO_OUTPUT_EX, also "input_name" and "input_id" need to be set and returned,
+ * as this is required by BMediaRoster::GetAudioOutput(media_node *out_node, int32 *out_input_id, BString *out_input_name)
+ */
 status_t
 NodeManager::GetClone(media_node *node, char *input_name, int32 *input_id, node_type type, team_id team)
 {
 	BAutolock lock(fLocker);
-	FATAL("!!! NodeManager::GetClone not implemented\n");
-	*node = media_node::null;
-	return B_ERROR;
+	status_t status;
+	media_node_id id;
+
+	FATAL("NodeManager::GetClone enter: team %ld, type %d (%s)\n", team, type, get_node_type(type));
+	
+	status = GetDefaultNode(&id, input_name, input_id, type);
+	if (status != B_OK) {
+		FATAL("NodeManager::GetClone Error: couldn't GetDefaultNode, team %ld, type %d (%s)\n", team, type, get_node_type(type));
+		*node = media_node::null;
+		return status;
+	}
+	ASSERT(id > 0);
+
+	status = GetCloneForId(node, id, team);
+	if (status != B_OK) {
+		FATAL("NodeManager::GetClone Error: couldn't GetCloneForId, id %ld, team %ld, type %d (%s)\n", id, team, type, get_node_type(type));
+		*node = media_node::null;
+		return status;
+	}
+	ASSERT(id == node->node);
+
+	FATAL("NodeManager::GetClone leave: node id %ld, node port %ld, node kind %Ld\n", node->node, node->port, node->kind);
+
+	return B_OK;
 }
 
 
@@ -560,11 +589,47 @@ NodeManager::GetDormantFlavorInfoFor(media_addon_id addon,
 	return B_ERROR;
 }
 
+status_t
+NodeManager::SetDefaultNode(node_type type, const media_node *node, const dormant_node_info *info, const media_input *input)
+{
+	BAutolock lock(fLocker);
+	return fDefaultManager->Set(type, node, info, input);
+}
+
+status_t
+NodeManager::GetDefaultNode(media_node_id *nodeid, char *input_name, int32 *input_id, node_type type)
+{
+	BAutolock lock(fLocker);
+	return fDefaultManager->Get(nodeid, input_name, input_id, type);
+}
+
+status_t
+NodeManager::RescanDefaultNodes()
+{
+	BAutolock lock(fLocker);
+	return fDefaultManager->Rescan();
+}
+
 void
 NodeManager::CleanupTeam(team_id team)
 {
 	BAutolock lock(fLocker);
 	FATAL("NodeManager::CleanupTeam: should cleanup team %ld\n", team);
+	fDefaultManager->CleanupTeam(team);
+}
+
+status_t
+NodeManager::LoadState()
+{
+	BAutolock lock(fLocker);
+	return fDefaultManager->LoadState();
+}
+
+status_t
+NodeManager::SaveState()
+{
+	BAutolock lock(fLocker);
+	return fDefaultManager->SaveState();
 }
 
 void
@@ -619,4 +684,23 @@ NodeManager::Dump()
 		printf("    flavor-info \"%s\"\n", dfi->info);
 	}
 	printf("NodeManager: list end\n");
+	fDefaultManager->Dump();
 }
+
+const char *
+get_node_type(node_type t)
+{
+	switch (t) {
+		#define CASE(c) case c: return #c;
+		CASE(VIDEO_INPUT)
+		CASE(AUDIO_INPUT)
+		CASE(VIDEO_OUTPUT)
+		CASE(AUDIO_MIXER)
+		CASE(AUDIO_OUTPUT)
+		CASE(AUDIO_OUTPUT_EX)
+		CASE(TIME_SOURCE)
+		CASE(SYSTEM_TIME_SOURCE)
+		default: "unknown";
+	}
+};
+

src/servers/media/NodeManager.h

@@ -6,6 +6,7 @@
 #include "TMap.h"
 #include "TStack.h"
 #include "DataExchange.h"
+#include "DefaultManager.h"
 
 struct registered_node
 {
@@ -47,7 +48,12 @@ public:
 	
 	void Dump();
 
+	/* Management of system wide default nodes */
+	status_t SetDefaultNode(node_type type, const media_node *node, const dormant_node_info *info, const media_input *input);
+	status_t GetDefaultNode(media_node_id *nodeid, char *input_name, int32 *input_id, node_type type);
+	status_t RescanDefaultNodes();
 
+	/* Management of live nodes */
 	status_t RegisterNode(media_node_id *nodeid, media_addon_id addon_id, int32 addon_flavor_id, const char *name, uint64 kinds, port_id port, team_id team);
 	status_t UnregisterNode(media_addon_id *addon_id, media_node_id nodeid, team_id team);
 	status_t GetCloneForId(media_node *node, media_node_id nodeid, team_id team);
@@ -96,4 +102,5 @@ private:
 	List<dormant_flavor_info> *fDormantFlavorList;
 	Map<media_addon_id,entry_ref> *fAddonPathMap;
 	Map<media_node_id,registered_node> *fRegisteredNodeMap;
+	DefaultManager *fDefaultManager;
 };

src/servers/media/media_server.cpp

@@ -14,6 +14,10 @@
 #include "media_server.h"
 #include "debug.h"
 
+#include "/boot/home/develop/openbeos/current/src/kits/media/SystemTimeSource.h"
+#include <MediaRoster.h>
+#include <MediaNode.h>
+
 /*
  *
  * An implementation of a new media_server for the OpenBeOS MediaKit
@@ -49,6 +53,7 @@ public:
 	void HandleMessage(int32 code, void *data, size_t size);
 	void ArgvReceived(int32 argc, char **argv);
 	static int32 controlthread(void *arg);
+	void StartSystemTimeSource();
 
 /* functionality not yet implemented
 00014a00 T _ServerApp::_ServerApp(void)
@@ -85,9 +90,6 @@ ServerApp::ServerApp()
  	: BApplication(NEW_MEDIA_SERVER_SIGNATURE),
 	fLocker(new BLocker("media server locker"))
 {
-	//load volume settings from config file
-	//mVolumeLeft = ???;
-	//mVolumeRight = ???;
 
  	gNotificationManager = new NotificationManager;
  	gBufferManager = new BufferManager;
@@ -97,7 +99,9 @@ ServerApp::ServerApp()
 	control_port = create_port(64,"media_server port");
 	control_thread = spawn_thread(controlthread, "media_server control", 105, this);
 	resume_thread(control_thread);
-	
+
+	StartSystemTimeSource();
+	gNodeManager->LoadState();
 	gAppManager->StartAddonServer();
 }
 
@@ -139,16 +143,51 @@ bool
 ServerApp::QuitRequested()
 {
 	TRACE("ServerApp::QuitRequested()\n");
+	gNodeManager->SaveState();
 	gAppManager->TerminateAddonServer();
 	return true;
 }
 
+void
+ServerApp::StartSystemTimeSource()
+{
+	printf("StartSystemTimeSource enter\n");
+	media_node node;
+	status_t rv;
+	BTimeSource *source;
+
+	printf("StartSystemTimeSource creating object\n");
+
+	source = new _SysTimeSource;
+
+	printf("StartSystemTimeSource registering\n");
+
+	BMediaRoster::Roster()->RegisterNode(source);
+
+	printf("StartSystemTimeSource getting Node()\n");
+
+	node = source->Node();
+
+	printf("StartSystemTimeSource setting as default\n");
+	
+	rv = gNodeManager->SetDefaultNode(SYSTEM_TIME_SOURCE, &node, NULL, NULL);
+	ASSERT(rv == B_OK);
+	
+	printf("StartSystemTimeSource leave\n");
+}
+
 void 
 ServerApp::HandleMessage(int32 code, void *data, size_t size)
 {
 	status_t rv;
 	INFO("ServerApp::HandleMessage %#lx\n", code);
 	switch (code) {
+		case SERVER_RESCAN_DEFAULTS:
+		{
+			gNodeManager->RescanDefaultNodes();
+			break;
+		}
+	
 		case SERVER_REGISTER_ADDONSERVER:
 		{
 			const server_register_addonserver_request *request = reinterpret_cast<const server_register_addonserver_request *>(data);
@@ -336,9 +375,8 @@ ServerApp::HandleMessage(int32 code, void *data, size_t size)
 		{
 			const server_set_node_request *request = reinterpret_cast<const server_set_node_request *>(data);
 			server_set_node_reply reply;
-			// XXX do something here
-			debugger("SERVER_SET_NODE seems to be needed\n");
-			request->SendReply(B_OK, &reply, sizeof(reply));
+			rv = gNodeManager->SetDefaultNode(request->type, request->use_node ? &request->node : NULL, request->use_dni ? &request->dni : NULL, request->use_input ?  &request->input : NULL);
+			request->SendReply(rv, &reply, sizeof(reply));
 			break;
 		}
 		

src/servers/media_addon/main.cpp

@@ -49,10 +49,12 @@ public:
 	ino_t		DirNodeUser;
 	port_id		control_port;
 	thread_id	control_thread;
+	bool		fStartup;
 };
 
 MediaAddonServer::MediaAddonServer(const char *sig) : 
-	BApplication(sig)
+	BApplication(sig),
+	fStartup(true)
 {
 	mediaroster = BMediaRoster::Roster();
 	filemap = new Map<ino_t, media_addon_id>;
@@ -140,6 +142,8 @@ MediaAddonServer::ReadyToRun()
 		return;
 	}
 
+	fStartup = true;
+
 	// load dormant media nodes
 	node_ref nref;
 	BEntry e("/boot/beos/system/add-ons/media");
@@ -155,6 +159,11 @@ MediaAddonServer::ReadyToRun()
 	e2.GetNodeRef(&nref);
 	DirNodeUser = nref.node;
 	WatchDir(&e2);
+	
+	fStartup = false;
+
+	server_rescan_defaults_command cmd;
+	SendToServer(SERVER_RESCAN_DEFAULTS, &cmd, sizeof(cmd));
 }
 
 void 
@@ -318,6 +327,12 @@ flavor 0:
 		return;
 	}
 */
+
+	if (!fStartup) {
+		server_rescan_defaults_command cmd;
+		SendToServer(SERVER_RESCAN_DEFAULTS, &cmd, sizeof(cmd));
+	}
+
 	_DormantNodeManager->PutAddon(id);
 }