Tox: #1156

- more accurate transfer management
- unlockong file on transfer pause
- added additional logs
- cleanup

9 files changed, 169 insertions, 145 deletions

diff --git a/protocols/Tox/Tox.vcxproj b/protocols/Tox/Tox.vcxproj
index 17ed280c21..a550839300 100644
--- a/protocols/Tox/Tox.vcxproj
+++ b/protocols/Tox/Tox.vcxproj
@@ -29,9 +29,6 @@
     <ClCompile>

       <AdditionalIncludeDirectories>..\..\include;libtox\src\toxcore;libtox\src\toxencryptsave;..\..\plugins\ExternalAPI;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>

     </ClCompile>

-    <Link>

-      <AdditionalDependencies>comctl32.lib;%(AdditionalDependencies)</AdditionalDependencies>

-    </Link>

   </ItemDefinitionGroup>

   <ItemDefinitionGroup>

     <ClCompile>

diff --git a/protocols/Tox/libtox/src/libtox.def b/protocols/Tox/libtox/src/libtox.def
index 7d27a74f5e..c8c75b267b 100644
--- a/protocols/Tox/libtox/src/libtox.def
+++ b/protocols/Tox/libtox/src/libtox.def
@@ -7,7 +7,7 @@ tox_address_size
 tox_bootstrap
 tox_callback_conference_invite
 tox_callback_conference_message
-tox_callback_conference_namelist_change
+tox_callback_conference_peer_list_changed
 tox_callback_conference_title
 tox_callback_file_chunk_request
 tox_callback_file_recv
diff --git a/protocols/Tox/src/stdafx.h b/protocols/Tox/src/stdafx.h
index 0c53490d34..cb16bf8078 100644
--- a/protocols/Tox/src/stdafx.h
+++ b/protocols/Tox/src/stdafx.h
@@ -2,7 +2,7 @@
 #define _COMMON_H_

 

 #include <windows.h>

-#include <windns.h>

+#include <io.h>

 #include <time.h>

 #include <commctrl.h>

 #include <msapi/comptr.h>

diff --git a/protocols/Tox/src/tox_avatars.cpp b/protocols/Tox/src/tox_avatars.cpp
index 9d234b1dd8..ad2ac177e8 100644
--- a/protocols/Tox/src/tox_avatars.cpp
+++ b/protocols/Tox/src/tox_avatars.cpp
@@ -189,7 +189,7 @@ INT_PTR CToxProto::SetMyAvatar(WPARAM, LPARAM lParam)
 	return 0;

 }

 

-void CToxProto::OnGotFriendAvatarInfo(AvatarTransferParam *transfer)

+void CToxProto::OnGotFriendAvatarInfo(Tox *tox, AvatarTransferParam *transfer)

 {

 	if (transfer->pfts.totalBytes == 0) {

 		MCONTACT hConact = transfer->pfts.hContact;

@@ -215,7 +215,7 @@ void CToxProto::OnGotFriendAvatarInfo(AvatarTransferParam *transfer)
 

 	wchar_t path[MAX_PATH];

 	mir_snwprintf(path, L"%s\\%S", VARSW(L"%miranda_avatarcache%"), m_szModuleName);

-	OnFileAllow(transfer->pfts.hContact, transfer, path);

+	OnFileAllow(tox, transfer->pfts.hContact, transfer, path);

 }

 

 void CToxProto::OnGotFriendAvatarData(AvatarTransferParam *transfer)

diff --git a/protocols/Tox/src/tox_contacts.cpp b/protocols/Tox/src/tox_contacts.cpp
index a7cfc3773f..5533d78983 100644
--- a/protocols/Tox/src/tox_contacts.cpp
+++ b/protocols/Tox/src/tox_contacts.cpp
@@ -299,7 +299,7 @@ void CToxProto::OnConnectionStatusChanged(Tox *tox, uint32_t friendNumber, TOX_C
 	proto->delSetting(hContact, "Grant");

 

 	// resume incoming transfers

-	proto->ResumeIncomingTransfers(friendNumber);

+	// proto->ResumeIncomingTransfers(friendNumber);

 

 	// update avatar

 	ptrW avatarPath(proto->GetAvatarFilePath());

diff --git a/protocols/Tox/src/tox_proto.cpp b/protocols/Tox/src/tox_proto.cpp
index a6159e06f3..4b0a8581a2 100644
--- a/protocols/Tox/src/tox_proto.cpp
+++ b/protocols/Tox/src/tox_proto.cpp
@@ -102,7 +102,7 @@ int CToxProto::AuthRequest(MCONTACT hContact, const wchar_t *szMessage)
 

 HANDLE CToxProto::FileAllow(MCONTACT hContact, HANDLE hTransfer, const wchar_t *tszPath)

 {

-	return OnFileAllow(hContact, hTransfer, tszPath);

+	return OnFileAllow(m_toxThread->Tox(), hContact, hTransfer, tszPath);

 }

 

 int CToxProto::FileCancel(MCONTACT hContact, HANDLE hTransfer)

@@ -117,7 +117,7 @@ int CToxProto::FileDeny(MCONTACT hContact, HANDLE hTransfer, const wchar_t*)
 

 int CToxProto::FileResume(HANDLE hTransfer, int *action, const wchar_t **szFilename)

 {

-	return OnFileResume(hTransfer, action, szFilename);

+	return OnFileResume(m_toxThread->Tox(), hTransfer, action, szFilename);

 }

 

 HWND CToxProto::SearchAdvanced(HWND owner)

@@ -137,7 +137,7 @@ int CToxProto::SendMsg(MCONTACT hContact, int, const char *msg)
 

 HANDLE CToxProto::SendFile(MCONTACT hContact, const wchar_t *msg, wchar_t **ppszFiles)

 {

-	return OnSendFile(hContact, msg, ppszFiles);

+	return OnSendFile(m_toxThread->Tox(), hContact, msg, ppszFiles);

 }

 

 int CToxProto::SetStatus(int iNewStatus)

diff --git a/protocols/Tox/src/tox_proto.h b/protocols/Tox/src/tox_proto.h
index b09ba4d4e8..8a4fd782cd 100644
--- a/protocols/Tox/src/tox_proto.h
+++ b/protocols/Tox/src/tox_proto.h
@@ -211,19 +211,19 @@ private:
 	int __cdecl OnPreCreateMessage(WPARAM wParam, LPARAM lParam);

 

 	// transfer

-	HANDLE OnFileAllow(MCONTACT hContact, HANDLE hTransfer, const wchar_t *tszPath);

-	int OnFileResume(HANDLE hTransfer, int *action, const wchar_t **szFilename);

-	HANDLE OnSendFile(MCONTACT hContact, const wchar_t*, wchar_t **ppszFiles);

+	HANDLE OnFileAllow(Tox *tox, MCONTACT hContact, HANDLE hTransfer, const wchar_t *tszPath);

+	int OnFileResume(Tox *tox, HANDLE hTransfer, int *action, const wchar_t **szFilename);

+	HANDLE OnSendFile(Tox *tox, MCONTACT hContact, const wchar_t*, wchar_t **ppszFiles);

 

 	int CancelTransfer(MCONTACT hContact, HANDLE hTransfer);

 

-	static void OnFileRequest(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, TOX_FILE_CONTROL control, void *arg);

 	static void OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint32_t kind, uint64_t fileSize, const uint8_t *fileName, size_t filenameLength, void *arg);

 	static void OnDataReceiving(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint64_t position, const uint8_t *data, size_t length, void *arg);

+	static void OnFileRequest(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, TOX_FILE_CONTROL control, void *arg);

 

 	static void OnFileSendData(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint64_t position, size_t length, void *arg);

 

-	void OnTransferCompleted(FileTransferParam *transfer);

+	void OnTransferCompleted(Tox *tox, FileTransferParam *transfer);

 

 	void PauseOutgoingTransfers(uint32_t friendNumber);

 	void ResumeIncomingTransfers(uint32_t friendNumber);

@@ -238,7 +238,7 @@ private:
 	INT_PTR __cdecl GetMyAvatar(WPARAM wParam, LPARAM lParam);

 	INT_PTR __cdecl SetMyAvatar(WPARAM wParam, LPARAM lParam);

 

-	void OnGotFriendAvatarInfo(AvatarTransferParam *transfer);

+	void OnGotFriendAvatarInfo(Tox *tox, AvatarTransferParam *transfer);

 	void OnGotFriendAvatarData(AvatarTransferParam *transfer);

 

 	// utils

diff --git a/protocols/Tox/src/tox_transfer.cpp b/protocols/Tox/src/tox_transfer.cpp
index 02dcaca5d1..fa1798d57c 100644
--- a/protocols/Tox/src/tox_transfer.cpp
+++ b/protocols/Tox/src/tox_transfer.cpp
@@ -3,7 +3,7 @@
 /* FILE RECEIVING */

 

 // incoming transfer flow

-void CToxProto::OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint32_t kind, uint64_t fileSize, const uint8_t *fileName, size_t filenameLength, void *arg)

+void CToxProto::OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint32_t kind, uint64_t fileSize, const uint8_t *fileName, size_t fileNameLength, void *arg)

 {

 	CToxProto *proto = (CToxProto*)arg;

 

@@ -19,7 +19,7 @@ void CToxProto::OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumbe
 	switch (kind) {

 	case TOX_FILE_KIND_AVATAR:

 		{

-			proto->debugLogA(__FUNCTION__": incoming avatar (%d) from %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

+			proto->debugLogA(__FUNCTION__": incoming avatar (%d) from %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 

 			ptrW address(proto->getWStringA(hContact, TOX_SETTINGS_ID));

 			wchar_t avatarName[MAX_PATH];

@@ -33,20 +33,18 @@ void CToxProto::OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumbe
 			TOX_ERR_FILE_GET error;

 			tox_file_get_file_id(tox, friendNumber, fileNumber, transfer->hash, &error);

 			if (error != TOX_ERR_FILE_GET_OK) {

-				Netlib_Logf(proto->m_hNetlibUser, __FUNCTION__": unable to get avatar hash (%d) from %s(%d) cause (%d)", fileNumber, (const char*)pubKey, friendNumber, error);

+				Netlib_Logf(proto->m_hNetlibUser, __FUNCTION__": unable to get avatar hash (%d) from %s (%d) cause (%d)", fileNumber, (const char*)pubKey, friendNumber, error);

 				memset(transfer->hash, 0, TOX_HASH_LENGTH);

 			}

-			proto->OnGotFriendAvatarInfo(transfer);

+			proto->OnGotFriendAvatarInfo(tox, transfer);

 		}

 		break;

 

 	case TOX_FILE_KIND_DATA:

 		{

-			proto->debugLogA(__FUNCTION__": incoming file (%d) from %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

+			proto->debugLogA(__FUNCTION__": incoming file (%d) from %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 

-			ptrA rawName((char*)mir_alloc(filenameLength + 1));

-			memcpy(rawName, fileName, filenameLength);

-			rawName[filenameLength] = 0;

+			CMStringA rawName((char*)fileName, fileNameLength);

 			wchar_t *name = mir_utf8decodeW(rawName);

 

 			FileTransferParam *transfer = new FileTransferParam(friendNumber, fileNumber, name, fileSize);

@@ -66,14 +64,14 @@ void CToxProto::OnFriendFile(Tox *tox, uint32_t friendNumber, uint32_t fileNumbe
 		break;

 

 	default:

-		proto->debugLogA(__FUNCTION__": unsupported transfer (%d) from %s(%d) with type (%d)", fileNumber, (const char*)pubKey, friendNumber, kind);

+		proto->debugLogA(__FUNCTION__": unsupported transfer (%d) from %s (%d) with type (%d)", fileNumber, (const char*)pubKey, friendNumber, kind);

 		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		break;

 	}

 }

 

 // file request is allowed

-HANDLE CToxProto::OnFileAllow(MCONTACT hContact, HANDLE hTransfer, const wchar_t *tszPath)

+HANDLE CToxProto::OnFileAllow(Tox *tox, MCONTACT hContact, HANDLE hTransfer, const wchar_t *tszPath)

 {

 	FileTransferParam *transfer = (FileTransferParam*)hTransfer;

 	transfer->pfts.tszWorkingDir = mir_wstrdup(tszPath);

@@ -88,7 +86,7 @@ HANDLE CToxProto::OnFileAllow(MCONTACT hContact, HANDLE hTransfer, const wchar_t
 		const wchar_t **szFilename = (const wchar_t**)mir_alloc(sizeof(wchar_t*) * 2);

 		szFilename[0] = fullPath;

 		szFilename[1] = nullptr;

-		OnFileResume(hTransfer, &action, szFilename);

+		OnFileResume(tox, hTransfer, &action, szFilename);

 		mir_free(szFilename);

 	}

 

@@ -96,12 +94,13 @@ HANDLE CToxProto::OnFileAllow(MCONTACT hContact, HANDLE hTransfer, const wchar_t
 }

 

 // if file is exists

-int CToxProto::OnFileResume(HANDLE hTransfer, int *action, const wchar_t **szFilename)

+int CToxProto::OnFileResume(Tox *tox, HANDLE hTransfer, int *action, const wchar_t **szFilename)

 {

 	FileTransferParam *transfer = (FileTransferParam*)hTransfer;

 

 	if (*action == FILERESUME_SKIP) {

-		tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_NEXTFILE, (HANDLE)transfer, 0);

 		transfers.Remove(transfer);

 		return 0;

 	}

@@ -109,46 +108,28 @@ int CToxProto::OnFileResume(HANDLE hTransfer, int *action, const wchar_t **szFil
 	if (*action == FILERESUME_RENAME)

 		transfer->ChangeName(*szFilename);

 

-	ToxHexAddress pubKey = GetContactPublicKey(m_toxThread->Tox(), transfer->friendNumber);

+	ToxHexAddress pubKey = GetContactPublicKey(tox, transfer->friendNumber);

 

-	wchar_t *mode = *action == FILERESUME_OVERWRITE ? L"wb" : L"ab";

-	if (!transfer->OpenFile(mode)) {

-		debugLogA(__FUNCTION__": failed to open file (%d) from %s(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

-		tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+	if (!transfer->Resume()) {

+		debugLogA(__FUNCTION__": failed to open file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+		tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

 		transfers.Remove(transfer);

 		return 0;

 	}

 

 	TOX_ERR_FILE_CONTROL error;

-	debugLogA(__FUNCTION__": start receiving file (%d) from %s(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

-	if (!tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_RESUME, &error)) {

-		debugLogA(__FUNCTION__": failed to start receiving of file(%d) from %s(%d) cause (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber, error);

+	debugLogA(__FUNCTION__": start receiving file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+	if (!tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_RESUME, &error)) {

+		debugLogA(__FUNCTION__": failed to start receiving of file (%d) from %s (%d) cause (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber, error);

+		tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

-		tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		transfers.Remove(transfer);

 	}

 

 	return 0;

 }

 

-void CToxProto::OnTransferCompleted(FileTransferParam *transfer)

-{

-	ToxHexAddress pubKey = GetContactPublicKey(m_toxThread->Tox(), transfer->friendNumber);

-

-	debugLogA(__FUNCTION__": finised the transfer of file (%d) from %s(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

-	bool isFileFullyTransfered = transfer->pfts.currentFileProgress == transfer->pfts.currentFileSize;

-	if (!isFileFullyTransfered)

-		debugLogA(__FUNCTION__": file (%d) from %s(%d) is transferred not completely", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

-

-	if (transfer->transferType == TOX_FILE_KIND_AVATAR) {

-		OnGotFriendAvatarData((AvatarTransferParam*)transfer);

-		return;

-	}

-

-	ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, isFileFullyTransfered ? ACKRESULT_SUCCESS : ACKRESULT_FAILED, (HANDLE)transfer, 0);

-	transfers.Remove(transfer);

-}

-

 // getting the file data

 void CToxProto::OnDataReceiving(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, uint64_t position, const uint8_t *data, size_t length, void *arg)

 {

@@ -158,31 +139,37 @@ void CToxProto::OnDataReceiving(Tox *tox, uint32_t friendNumber, uint32_t fileNu
 

 	FileTransferParam *transfer = proto->transfers.Get(friendNumber, fileNumber);

 	if (transfer == nullptr) {

-		Netlib_Logf(proto->m_hNetlibUser, __FUNCTION__": failed to find transfer (%d) from %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

+		proto->debugLogA(__FUNCTION__": failed to find transfer (%d) from %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 		return;

 	}

 

 	//receiving is finished

 	if (length == 0 || position == UINT64_MAX) {

-		proto->OnTransferCompleted(transfer);

+		proto->OnTransferCompleted(tox, transfer);

 		return;

 	}

 

 	MCONTACT hContact = proto->GetContact(tox, friendNumber);

 	if (hContact == NULL) {

-		Netlib_Logf(proto->m_hNetlibUser, __FUNCTION__": cannot find contact %s (%d)", (const char*)pubKey, friendNumber);

+		proto->debugLogA(__FUNCTION__": cannot find contact %s (%d)", (const char*)pubKey, friendNumber);

 		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		return;

 	}

 

 	uint64_t filePos = _ftelli64(transfer->hFile);

-	if (filePos != position)

-		_fseeki64(transfer->hFile, position, SEEK_SET);

+	if (filePos != position && !_fseeki64(transfer->hFile, position, SEEK_SET)) {

+		proto->debugLogA(__FUNCTION__": failed seek into file (%d)", fileNumber);

+		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

+		return;

+	}

 

 	if (fwrite(data, sizeof(uint8_t), length, transfer->hFile) != length) {

 		proto->debugLogA(__FUNCTION__": failed write to file (%d)", fileNumber);

-		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

 		tox_file_control(proto->m_toxThread->Tox(), friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

 		return;

 	}

 

@@ -190,10 +177,72 @@ void CToxProto::OnDataReceiving(Tox *tox, uint32_t friendNumber, uint32_t fileNu
 	proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DATA, (HANDLE)transfer, (LPARAM)&transfer->pfts);

 }

 

+void CToxProto::OnTransferCompleted(Tox *tox, FileTransferParam *transfer)

+{

+	ToxHexAddress pubKey = GetContactPublicKey(tox, transfer->friendNumber);

+

+	debugLogA(__FUNCTION__": finised the transfer of file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+	bool isFullyTransfered = transfer->pfts.currentFileProgress == transfer->pfts.currentFileSize;

+	if (!isFullyTransfered)

+		debugLogA(__FUNCTION__": file (%d) from %s (%d) is transferred not completely", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+

+	if (transfer->transferType == TOX_FILE_KIND_AVATAR) {

+		OnGotFriendAvatarData((AvatarTransferParam*)transfer);

+		return;

+	}

+

+	ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, isFullyTransfered ? ACKRESULT_SUCCESS : ACKRESULT_FAILED, (HANDLE)transfer, 0);

+	transfers.Remove(transfer);

+}

+

+void CToxProto::OnFileRequest(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, TOX_FILE_CONTROL control, void *arg)

+{

+	CToxProto *proto = (CToxProto*)arg;

+

+	FileTransferParam *transfer = proto->transfers.Get(friendNumber, fileNumber);

+	if (transfer == nullptr) {

+		proto->debugLogA(__FUNCTION__": failed to find transfer (%d)", fileNumber);

+		return;

+	}

+

+	ToxHexAddress pubKey = proto->GetContactPublicKey(tox, friendNumber);

+

+	MCONTACT hContact = proto->GetContact(tox, friendNumber);

+	if (hContact == NULL) {

+		proto->debugLogA(__FUNCTION__": cannot find contact %s (%d)", (const char*)pubKey, friendNumber);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DENIED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

+		return;

+	}

+

+	switch (control) {

+	case TOX_FILE_CONTROL_PAUSE:

+		proto->debugLogA(__FUNCTION__": received ask to pause the transfer of file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+		transfer->Pause();

+		break;

+

+	case TOX_FILE_CONTROL_RESUME:

+		proto->debugLogA(__FUNCTION__": received ask to resume the transfer of file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+		if (!transfer->Resume()) {

+			proto->debugLogA(__FUNCTION__": failed to resume file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+			tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+			proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

+			proto->transfers.Remove(transfer);

+		}

+		break;

+

+	case TOX_FILE_CONTROL_CANCEL:

+		proto->debugLogA(__FUNCTION__": received ask to cancel the transfer of file (%d) from %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DENIED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

+		break;

+	}

+}

+

 /* FILE SENDING */

 

 // outcoming file flow

-HANDLE CToxProto::OnSendFile(MCONTACT hContact, const wchar_t*, wchar_t **ppszFiles)

+HANDLE CToxProto::OnSendFile(Tox *tox, MCONTACT hContact, const wchar_t*, wchar_t **ppszFiles)

 {

 	int32_t friendNumber = GetToxFriendNumber(hContact);

 	if (friendNumber == UINT32_MAX)

@@ -215,18 +264,17 @@ HANDLE CToxProto::OnSendFile(MCONTACT hContact, const wchar_t*, wchar_t **ppszFi
 	uint64_t fileSize = _ftelli64(hFile);

 	rewind(hFile);

 

-	ToxHexAddress pubKey = GetContactPublicKey(m_toxThread->Tox(), friendNumber);

+	ToxHexAddress pubKey = GetContactPublicKey(tox, friendNumber);

 

-	char *name = mir_utf8encodeW(fileName);

+	T2Utf rawName(fileName);

 	TOX_ERR_FILE_SEND sendError;

-	uint32_t fileNumber = tox_file_send(m_toxThread->Tox(), friendNumber, TOX_FILE_KIND_DATA, fileSize, nullptr, (uint8_t*)name, mir_strlen(name), &sendError);

+	uint32_t fileNumber = tox_file_send(tox, friendNumber, TOX_FILE_KIND_DATA, fileSize, nullptr, (uint8_t*)(char*)rawName, mir_strlen(rawName), &sendError);

 	if (sendError != TOX_ERR_FILE_SEND_OK) {

 		debugLogA(__FUNCTION__": failed to send file (%d) to %s(%d) cause (%d)", fileNumber, (const char*)pubKey, friendNumber, sendError);

 		mir_free(fileDir);

-		mir_free(name);

 		return nullptr;

 	}

-	debugLogA(__FUNCTION__": start sending file (%d) to %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

+	debugLogA(__FUNCTION__": start sending file (%d) to %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 

 	FileTransferParam *transfer = new FileTransferParam(friendNumber, fileNumber, fileName, fileSize);

 	transfer->pfts.flags |= PFTS_SENDING;

@@ -235,7 +283,6 @@ HANDLE CToxProto::OnSendFile(MCONTACT hContact, const wchar_t*, wchar_t **ppszFi
 	transfer->hFile = hFile;

 	transfers.Add(transfer);

 

-	mir_free(name);

 	return (HANDLE)transfer;

 }

 

@@ -247,52 +294,54 @@ void CToxProto::OnFileSendData(Tox *tox, uint32_t friendNumber, uint32_t fileNum
 

 	FileTransferParam *transfer = proto->transfers.Get(friendNumber, fileNumber);

 	if (!transfer) {

-		proto->debugLogA(__FUNCTION__": failed to find transfer (%d) to %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

+		proto->debugLogA(__FUNCTION__": failed to find transfer (%d) to %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		return;

 	}

 

 	if (length == 0) {

 		// file sending is finished

-		proto->debugLogA(__FUNCTION__": finised the transfer of file (%d) to %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

-		bool isFileFullyTransfered = transfer->pfts.currentFileProgress == transfer->pfts.currentFileSize;

-		if (!isFileFullyTransfered)

-			proto->debugLogA(__FUNCTION__": file (%d) is not completely transferred to %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

-		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, isFileFullyTransfered ? ACKRESULT_SUCCESS : ACKRESULT_FAILED, (HANDLE)transfer, 0);

+		proto->debugLogA(__FUNCTION__": finised the transfer of file (%d) to %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

+		bool isFullyTransfered = transfer->pfts.currentFileProgress == transfer->pfts.currentFileSize;

+		if (!isFullyTransfered)

+			proto->debugLogA(__FUNCTION__": file (%d) is not completely transferred to %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, isFullyTransfered ? ACKRESULT_SUCCESS : ACKRESULT_FAILED, (HANDLE)transfer, 0);

 		proto->transfers.Remove(transfer);

 		return;

 	}

 

 	uint64_t sentBytes = _ftelli64(transfer->hFile);

-	if (sentBytes != position)

-		_fseeki64(transfer->hFile, position, SEEK_SET);

+	if (sentBytes != position && !_fseeki64(transfer->hFile, position, SEEK_SET)) {

+		proto->debugLogA(__FUNCTION__": failed seek into file (%d)", fileNumber);

+		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

+		return;

+	}

 

-	uint8_t *data = (uint8_t*)mir_alloc(length);

+	mir_ptr<uint8_t> data((uint8_t*)mir_alloc(length));

 	if (fread(data, sizeof(uint8_t), length, transfer->hFile) != length) {

-		proto->debugLogA(__FUNCTION__": failed to read from file (%d) to %s(%d)", fileNumber, (const char*)pubKey, friendNumber);

+		proto->debugLogA(__FUNCTION__": failed to read from file (%d) to %s (%d)", fileNumber, (const char*)pubKey, friendNumber);

 		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

-		tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

-		mir_free(data);

+		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

+		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

+		proto->transfers.Remove(transfer);

 		return;

 	}

 

 	TOX_ERR_FILE_SEND_CHUNK error;

 	if (!tox_file_send_chunk(proto->m_toxThread->Tox(), friendNumber, fileNumber, position, data, length, &error)) {

-		if (error == TOX_ERR_FILE_SEND_CHUNK_FRIEND_NOT_CONNECTED) {

-			mir_free(data);

+		if (error == TOX_ERR_FILE_SEND_CHUNK_FRIEND_NOT_CONNECTED)

 			return;

-		}

-		proto->debugLogA(__FUNCTION__": failed to send file chunk (%d) to %s(%d) cause (%d)", fileNumber, (const char*)pubKey, friendNumber, error);

+		proto->debugLogA(__FUNCTION__": failed to send file chunk (%d) to %s (%d) cause (%d)", fileNumber, (const char*)pubKey, friendNumber, error);

+		tox_file_control(tox, friendNumber, fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_FAILED, (HANDLE)transfer, 0);

-		tox_file_control(proto->m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

-		mir_free(data);

+		proto->transfers.Remove(transfer);

 		return;

 	}

 

 	transfer->pfts.totalProgress = transfer->pfts.currentFileProgress += length;

 	proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DATA, (HANDLE)transfer, (LPARAM)&transfer->pfts);

-

-	mir_free(data);

 }

 

 /* COMMON */

@@ -300,7 +349,7 @@ void CToxProto::OnFileSendData(Tox *tox, uint32_t friendNumber, uint32_t fileNum
 int CToxProto::CancelTransfer(MCONTACT, HANDLE hTransfer)

 {

 	FileTransferParam *transfer = (FileTransferParam*)hTransfer;

-	debugLogA(__FUNCTION__": Transfer (%d) is canceled", transfer->fileNumber);

+	debugLogA(__FUNCTION__": transfer (%d) is canceled", transfer->fileNumber);

 	tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 	transfers.Remove(transfer);

 

@@ -315,10 +364,10 @@ void CToxProto::PauseOutgoingTransfers(uint32_t friendNumber)
 		if (transfer->friendNumber == friendNumber && transfer->GetDirection() == 0) {

 			ToxHexAddress pubKey = GetContactPublicKey(m_toxThread->Tox(), friendNumber);

 

-			debugLogA(__FUNCTION__": sending ask to pause the transfer of file (%d) to %s(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

+			debugLogA(__FUNCTION__": sending ask to pause the transfer of file (%d) to %s (%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber);

 			TOX_ERR_FILE_CONTROL error;

 			if (!tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_PAUSE, &error)) {

-				debugLogA(__FUNCTION__": failed to pause the transfer (%d) to %s(%d) cause(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber, error);

+				debugLogA(__FUNCTION__": failed to pause the transfer (%d) to %s (%d) cause(%d)", transfer->fileNumber, (const char*)pubKey, transfer->friendNumber, error);

 				tox_file_control(m_toxThread->Tox(), transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 			}

 		}

@@ -345,44 +394,11 @@ void CToxProto::ResumeIncomingTransfers(uint32_t friendNumber)
 

 void CToxProto::CancelAllTransfers(Tox *tox)

 {

+	debugLogA(__FUNCTION__": canceling all transfers");

 	for (size_t i = 0; i < transfers.Count(); i++) {

 		FileTransferParam *transfer = transfers.GetAt(i);

 		tox_file_control(tox, transfer->friendNumber, transfer->fileNumber, TOX_FILE_CONTROL_CANCEL, nullptr);

 		ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DENIED, (HANDLE)transfer, 0);

 		transfers.Remove(transfer);

 	}

-}

-

-void CToxProto::OnFileRequest(Tox *tox, uint32_t friendNumber, uint32_t fileNumber, TOX_FILE_CONTROL control, void *arg)

-{

-	CToxProto *proto = (CToxProto*)arg;

-

-	FileTransferParam *transfer = proto->transfers.Get(friendNumber, fileNumber);

-	if (transfer == nullptr) {

-		proto->debugLogA(__FUNCTION__": failed to find transfer (%d)", fileNumber);

-		return;

-	}

-

-	ToxHexAddress pubKey = proto->GetContactPublicKey(tox, friendNumber);

-

-	MCONTACT hContact = proto->GetContact(tox, friendNumber);

-	if (hContact == NULL) {

-		Netlib_Logf(proto->m_hNetlibUser, __FUNCTION__": cannot find contact %s (%d)", (const char*)pubKey, friendNumber);

-		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DENIED, (HANDLE)transfer, 0);

-		proto->transfers.Remove(transfer);

-		return;

-	}

-

-	switch (control) {

-	case TOX_FILE_CONTROL_PAUSE:

-		break;

-

-	case TOX_FILE_CONTROL_RESUME:

-		break;

-

-	case TOX_FILE_CONTROL_CANCEL:

-		proto->ProtoBroadcastAck(transfer->pfts.hContact, ACKTYPE_FILE, ACKRESULT_DENIED, (HANDLE)transfer, 0);

-		proto->transfers.Remove(transfer);

-		break;

-	}

-}

+}
\ No newline at end of file
diff --git a/protocols/Tox/src/tox_transfer.h b/protocols/Tox/src/tox_transfer.h
index 640a4f1305..8b0a30cb32 100644
--- a/protocols/Tox/src/tox_transfer.h
+++ b/protocols/Tox/src/tox_transfer.h
@@ -34,12 +34,36 @@ struct FileTransferParam
 		transferType = TOX_FILE_KIND_DATA;

 	}

 

-	bool OpenFile(const wchar_t *mode)

+	~FileTransferParam()

 	{

-		hFile = _wfopen(pfts.tszCurrentFile, mode);

+		if (pfts.tszWorkingDir)

+			mir_free(pfts.tszWorkingDir);

+		mir_free(pfts.pszFiles[0]);

+		mir_free(pfts.pszFiles);

+		if (hFile) {

+			fclose(hFile);

+			hFile = nullptr;

+		}

+	}

+

+	bool Resume()

+	{

+		if (hFile)

+			return true;

+		hFile = _wfopen(pfts.tszCurrentFile, L"wb+");

+		if (hFile)

+			_chsize_s(_fileno(hFile), pfts.currentFileSize);

 		return hFile != nullptr;

 	}

 

+	void Pause()

+	{

+		if (hFile) {

+			fclose(hFile);

+			hFile = nullptr;

+		}

+	}

+

 	void ChangeName(const wchar_t *fileName)

 	{

 		pfts.ptszFiles[0] = replaceStrW(pfts.tszCurrentFile, fileName);

@@ -49,19 +73,6 @@ struct FileTransferParam
 	{

 		return (pfts.flags & PFTS_SENDING) ? 0 : 1;

 	}

-

-	~FileTransferParam()

-	{

-		if (pfts.tszWorkingDir != nullptr)

-			mir_free(pfts.tszWorkingDir);

-		mir_free(pfts.pszFiles[0]);

-		mir_free(pfts.pszFiles);

-		if (hFile != nullptr)

-		{

-			fclose(hFile);

-			hFile = nullptr;

-		}

-	}

 };

 

 struct AvatarTransferParam : public FileTransferParam

@@ -114,8 +125,8 @@ public:
 	{

 		if (transfer == nullptr)

 			return;

-		transfers.erase(transfer->transferNumber);

-		delete transfer;

+		if (transfers.erase(transfer->transferNumber))

+			delete transfer;

 	}

 };