temp commit

src/back/backsessionclasses.cpp

@@ -1,5 +1,6 @@
 #include "backsessionclasses.h"
 #include "backfuncs.h"
+
 Session::Session(Endpoint* ep, IAudioSessionControl2* sessionControl, size_t idx) {
 	this->ep = ep;
 	this->sessionControl = sessionControl;
@@ -13,6 +14,9 @@ Session::Session(Endpoint* ep, IAudioSessionControl2* sessionControl, size_t idx
 	else {
 		LPWSTR sessionDisplayName;
 		this->sessionControl->GetDisplayName(&sessionDisplayName);
+		if (!wcscmp(sessionDisplayName, L""))	
+		   	this->sessionName = this->fetchProcessName(pid);
+		else	
 			this->sessionName = std::wstring(sessionDisplayName);
 		CoTaskMemFree(sessionDisplayName);
 	}
@@ -60,3 +64,86 @@ void Session::setMute(NGuid guid, bool muted) {
 	GUID tempMsGuid = NGuidToGUID(guid);
 	if(FAILED(sessionVolume->SetMute(muted, &tempMsGuid))) { log_wdebugcpp(std::wstring(L"SessionVolume null?"));  };
 }
+
+std::wstring Session::fetchProcessName(DWORD pid) {
+	/*
+	 * https://learn.microsoft.com/en-us/windows/win32/api/tlhelp32/nf-tlhelp32-createtoolhelp32snapshot
+	 * https://stackoverflow.com/questions/11843368/how-to-get-process-description
+	 */
+	
+	/* Executable path retrieval  */
+	std::wstring exePath = L"";
+
+	HANDLE processList = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE | TH32CS_SNAPMODULE32, pid);
+	if (processList == INVALID_HANDLE_VALUE) {
+		log_wdebugcpp(L"aye no procname.");
+		return exePath;
+	}
+
+	MODULEENTRY32W me32w;
+    me32w.dwSize = sizeof(MODULEENTRY32W);
+    if(Module32FirstW(processList, &me32w)) {
+        do {
+			if (me32w.th32ProcessID == pid) {
+				exePath = std::wstring(me32w.szExePath);
+				break;
+				/*
+				 * However, if the calling process is a 32-bit process, you must call the
+				 * QueryFullProcessImageName function to retrieve the full path of the 
+				 * executable file for a 64-bit process.
+				 */
+			}
+        } while(Module32NextW(processList, &me32w));
+    }
+    CloseHandle(processList);
+
+	/* File description retrieval */
+	struct LANGANDCODEPAGE {
+        WORD wLanguage;
+        WORD wCodePage;
+    } *translationArray;
+	
+	DWORD filler;
+	DWORD fileVersionInfoSize = GetFileVersionInfoSizeW(exePath.c_str(), &filler);
+	if (!fileVersionInfoSize) return exePath;
+	
+	void* fileVersionInfo = malloc(fileVersionInfoSize);
+	if(!GetFileVersionInfoW(exePath.c_str(),0,fileVersionInfoSize, fileVersionInfo))
+		return exePath;
+
+	UINT translationArrayLen = 0;
+	if (!VerQueryValueW(fileVersionInfo, L"\\VarFileInfo\\Translation", (LPVOID*)&translationArray, &translationArrayLen))
+		return exePath;
+
+	bool match = false;
+	 for (UINT i = 0; i < (translationArrayLen / sizeof(LANGANDCODEPAGE)); i++) {
+        wchar_t fileDescriptionKey[256];
+		LANGID defaultUILanguage = GetUserDefaultUILanguage();
+        if (defaultUILanguage != translationArray[i].wLanguage)
+			continue;
+
+		match = true;
+        wchar_t* fileDescription = NULL;
+        UINT fileDescriptionSize = 0;
+		 swprintf(fileDescriptionKey, L"\\StringFileInfo\\%04x%04x\\FileDescription",
+            translationArray[i].wLanguage, translationArray[i].wCodePage);
+        if (VerQueryValueW(fileVersionInfo, fileDescriptionKey, (LPVOID*)&fileDescription, &fileDescriptionSize)) {
+            exePath = std::wstring(fileDescription);
+        }
+    }
+
+	 if (!match && 1 <= (translationArrayLen / sizeof(LANGANDCODEPAGE))) {
+		  wchar_t fileDescriptionKey[256];
+
+wchar_t* fileDescription = NULL;
+        UINT fileDescriptionSize = 0;
+		 swprintf(fileDescriptionKey, L"\\StringFileInfo\\%04x%04x\\FileDescription",
+            translationArray[0].wLanguage, translationArray[0].wCodePage);
+        if (VerQueryValueW(fileVersionInfo, fileDescriptionKey, (LPVOID*)&fileDescription, &fileDescriptionSize)) {
+            exePath = std::wstring(fileDescription);
+        }
+	 }
+
+    free(fileVersionInfo);
+	return exePath;
+}

src/back/backsessionclasses.h

@@ -18,6 +18,7 @@ class Session {
 	//uint32_t getChannelCount();
 	
  private:
+	std::wstring fetchProcessName(DWORD pid);
 	std::wstring sessionName;
 	Endpoint* ep;
 	IAudioSessionControl2* sessionControl = nullptr;

src/back/msinclude.h

@@ -23,3 +23,4 @@
 #include <stringapiset.h>
 #include "ipolicyconfig.h"
 #include <Mmreg.h>
+#include <tlhelp32.h>

src/global.h

@@ -5,6 +5,7 @@
 #include <string>
 #include <bitset>
 #include <climits>
+#include <locale>
 
 #include "debug.h"