add fileControl and fileCancel code in ftController

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@720 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/ft/ftcontroller.cc

@@ -280,13 +280,57 @@ bool 	ftController::FileRequest(std::string fname, std::string hash,
 
 bool 	ftController::FileCancel(std::string hash)
 {
-	/* TODO */
+#ifdef CONTROL_DEBUG
+	std::cerr << "ftController::FileCancel" << std::endl;
+#endif
+	/*check if the file in the download map*/
+	std::map<std::string,ftFileControl>::iterator mit;
+	mit=mDownloads.find(hash);
+	if (mit==mDownloads.end())
+	{
+#ifdef CONTROL_DEBUG
+		std::cerr<<"ftController::FileCancel file is not found in mDownloads"<<std::endl;
+#endif
 		return false;
+	}
+
+	/*find the point to transfer module*/
+	ftTransferModule* ft=(mit->second).mTransfer;
+	ft->cancelTransfer();
+	return true;
 }
 
 bool 	ftController::FileControl(std::string hash, uint32_t flags)
 {
+#ifdef CONTROL_DEBUG
+	std::cerr << "ftController::FileControl(" << hash << ",";
+	std::cerr << flags << ")"<<std::endl;
+#endif
+	/*check if the file in the download map*/
+	std::map<std::string,ftFileControl>::iterator mit;
+	mit=mDownloads.find(hash);
+	if (mit==mDownloads.end())
+	{
+#ifdef CONTROL_DEBUG
+		std::cerr<<"ftController::FileControl file is not found in mDownloads"<<std::endl;
+#endif
 		return false;
+	}
+
+	/*find the point to transfer module*/
+	ftTransferModule* ft=(mit->second).mTransfer;
+	switch (flags)
+	{
+		case RS_FILE_CTRL_PAUSE:
+			ft->stopTransfer();
+			break;
+		case RS_FILE_CTRL_START:
+			ft->resumeTransfer();
+			break;
+		default:
+			return false;
+	}
+	return true;
 }
 
 bool 	ftController::FileClearCompleted()

libretroshare/src/ft/fttransfermodule.cc

@@ -25,16 +25,6 @@
 
 #include "fttransfermodule.h"
 
-const uint32_t PQIPEER_OFFLINE_CHECK  = 120; /* check every 2 minutes */
-const uint32_t PQIPEER_DOWNLOAD_TIMEOUT  = 60; /* time it out, -> offline after 60 secs */
-const uint32_t PQIPEER_DOWNLOAD_CHECK    = 10; /* desired delta = 10 secs */
-const uint32_t PQIPEER_DOWNLOAD_TOO_FAST = 8; /* 8 secs */
-const uint32_t PQIPEER_DOWNLOAD_TOO_SLOW = 12; /* 12 secs */
-const uint32_t PQIPEER_DOWNLOAD_MIN_DELTA = 5; /* 5 secs */
-
-const uint32_t TRANSFER_START_MIN = 10000;  /* 10000 byte  min limit */
-const uint32_t TRANSFER_START_MAX = 10000; /* 10000 byte max limit */
-
 ftTransferModule::ftTransferModule(ftFileCreator *fc, ftDataMultiplex *dm)
 	:mFileCreator(fc), mMultiplexor(dm), mFlag(0)
 {
@@ -79,18 +69,8 @@ bool ftTransferModule::setPeerState(std::string peerId,uint32_t state,uint32_t m
   mit = mOnlinePeers.find(peerId);
   if (mit == mOnlinePeers.end())
   {
-    peerInfo pInfo;
+    peerInfo pInfo(peerId,state,maxRate);
-    /* Initialise it properly */
-    pInfo.peerId = peerId;
-    pInfo.state = state;
-    pInfo.offset = 0;
-    pInfo.chunkSize = TRANSFER_START_MIN;
-    pInfo.receivedSize = 0;
-    pInfo.lastTS = 0;
-    pInfo.actualRate = 0;
-    pInfo.desiredRate = maxRate;
     mOnlinePeers[peerId] = pInfo;
-
   }
   else
   {
@@ -192,6 +172,11 @@ void ftTransferModule::queryInactive()
   out<<std:endl;
   std::cerr << out.str();
 #endif
+  if (mFileStatus.stat == ftFileStatus::PQIFILE_INIT)
+	  mFileStatus.stat = ftFileStatus::PQIFILE_DOWNLOADING;
+
+  if (mFileStatus.stat != ftFileStatus::PQIFILE_DOWNLOADING)
+	  return;
 
   int ts = time(NULL);
   uint64_t offset;
@@ -263,28 +248,38 @@ void ftTransferModule::queryInactive()
   
 }
 
-bool ftTransferModule::stopTransfer()
+bool ftTransferModule::pauseTransfer()
 {
+/*
   std::map<std::string,peerInfo>::iterator mit;
   for(mit = mOnlinePeers.begin(); mit != mOnlinePeers.end(); mit++)
   {
     (mit->second).state = PQIPEER_SUSPEND;
   }
+*/
+  mFileStatus.stat=ftFileStatus::PQIFILE_PAUSE;
   
   return 1;
 }
 
 bool ftTransferModule::resumeTransfer()
 {
+/*
   std::map<std::string,peerInfo>::iterator mit;
   for(mit = mOnlinePeers.begin(); mit != mOnlinePeers.end(); mit++)
   {
     (mit->second).state = PQIPEER_IDLE;
   }
+*/
+  mFileStatus.stat=ftFileStatus::PQIFILE_DOWNLOADING;
 
   return 1;
 }
 
+bool ftTransferModule::cancelTransfer()
+{
+}
+
 bool ftTransferModule::completeFileTransfer()
 {
 	return true;

libretroshare/src/ft/fttransfermodule.h

@@ -50,16 +50,32 @@ const int  PQIPEER_DOWNLOADING          = 0x0002;
 const int  PQIPEER_IDLE                 = 0x0004;
 const int  PQIPEER_SUSPEND              = 0x0010;
 
+const uint32_t PQIPEER_OFFLINE_CHECK  = 120; /* check every 2 minutes */
+const uint32_t PQIPEER_DOWNLOAD_TIMEOUT  = 60; /* time it out, -> offline after 60 secs */
+const uint32_t PQIPEER_DOWNLOAD_CHECK    = 10; /* desired delta = 10 secs */
+const uint32_t PQIPEER_DOWNLOAD_TOO_FAST = 8; /* 8 secs */
+const uint32_t PQIPEER_DOWNLOAD_TOO_SLOW = 12; /* 12 secs */
+const uint32_t PQIPEER_DOWNLOAD_MIN_DELTA = 5; /* 5 secs */
+
+const uint32_t TRANSFER_START_MIN = 10000;  /* 10000 byte  min limit */
+const uint32_t TRANSFER_START_MAX = 10000; /* 10000 byte max limit */
+/*
 class Request
 {
-	public:
+public:
   	uint64_t offset;
   	uint32_t chunkSize;
 };
-
+*/
 class peerInfo
 {
-	public:
+public:
+	peerInfo(std::string peerId_in,uint32_t state_in,uint32_t maxRate_in):
+		peerId(peerId_in),state(state_in),desiredRate(maxRate_in),actualRate(0),
+		offset(0),chunkSize(TRANSFER_START_MIN),receivedSize(0),lastTS(0)
+	{
+		return;
+	}
   	std::string peerId;
   	uint32_t state;
   	double desiredRate;
@@ -75,6 +91,32 @@ class peerInfo
   	time_t lastTS;
 };
 
+class ftFileStatus
+{
+	enum Status {
+		PQIFILE_INIT,
+		PQIFILE_NOT_ONLINE,
+		PQIFILE_DOWNLOADING,
+		PQIFILE_PAUSE,
+		PQIFILE_COMPLETE,
+		PQIFILE_FAIL,
+		PQIFILE_FAIL_CANCEL,
+		PQIFILE_FAIL_NOT_AVAIL,
+		PQIFILE_FAIL_NOT_OPEN,
+		PQIFILE_FAIL_NOT_SEEK,
+		PQIFILE_FAIL_NOT_WRITE,
+		PQIFILE_FAIL_NOT_READ,
+		PQIFILE_FAIL_BAD_PATH
+	};
+public:
+	ftFileStatus(std::string hash_in):hash(hash_in),stat(PQIFILE_INIT)
+	{
+		return;
+	}
+	std::string hash;
+	Status stat;
+};
+
 class ftTransferModule 
 {
 public:
@@ -85,8 +127,9 @@ public:
   bool setFileSources(std::list<std::string> peerIds);
   bool setPeerState(std::string peerId,uint32_t state,uint32_t maxRate);  //state = ONLINE/OFFLINE
   uint32_t getDataRate(std::string peerId);
-  bool stopTransfer();
+  bool pauseTransfer();
   bool resumeTransfer();
+  bool cancelTransfer();
   bool completeFileTransfer();
 
   //interface to multiplex module
@@ -124,6 +167,8 @@ private:
   bool     mFlag;  //1:transfer complete, 0: not complete
   double desiredRate;
   double actualRate;
+
+  ftFileStatus mFileStatus; //used for pause/resume file transfer
 };
 
 #endif  //FT_TRANSFER_MODULE_HEADER