v0.25 json trick

README.md

@@ -3,8 +3,8 @@
   <h4 align="center">A multi-purpose adblocker and skip bypass for the <strong>Windows</strong> Spotify Desktop Application.</h4>
   <h5 align="center">Please support Spotify by purchasing premium</h5>
   <p align="center">
-    <strong>Current Version:</strong> 0.24 <br>
-    <strong>Last updated:</strong> 22 September 2019 <br>
+    <strong>Current Version:</strong> 0.25 <br>
+    <strong>Last updated:</strong> 23 September 2019 <br>
     <strong>Last tested version:</strong> 1.1.15.448.g00fba0e3
   </p>
   <h4 align="center">Important Notice(s)</h4>

src/dllmain.cpp

@@ -10,18 +10,23 @@ BOOL APIENTRY DllMain (HMODULE hModule,
 	{
 	case DLL_PROCESS_ATTACH:
 		DisableThreadLibraryCalls (hModule);
-		// block the ads banner by hostname.
+		// block ads banner by hostname.
 		InstallHookApi ("ws2_32.dll", "getaddrinfo", getaddrinfohook);
-		InstallHookApi ("Winhttp.dll", "WinHttpOpenRequest", winhttpopenrequesthook);
+		// block ads by manipulate json response.
+		InstallHookApi ("Winhttp.dll", "WinHttpReadData", winhttpreaddatahook);
 
-		// real ads block, no data out. bug on fb login...
+		// ==== archive ====
+		// real (ads) block, no data out. bug on facebook login/search.
 		//InstallHookApi ("Winhttp.dll", "WinHttpSendRequest", winhttpsendrequesthook);
 		//InstallHookApi ("Winhttp.dll", "WinHttpSetStatusCallback", winhttpsetstatuscallbackhook);
+
 		// we don't need it, for future only.
 		//InstallHookApi ("Winhttp.dll", "WinHttpWriteData", winhttpwritedatahook);
 		//InstallHookApi ("Winhttp.dll", "WinHttpReceiveResponse", winhttpreceiveresponsehook);
 		//InstallHookApi ("Winhttp.dll", "WinHttpQueryDataAvailable", winhttpquerydataavailablehook);
 
+		// block ads request but it keep retrying.
+		//InstallHookApi ("Winhttp.dll", "WinHttpOpenRequest", winhttpopenrequesthook);
 		break;
 	}
 	return TRUE;

src/hosts.cpp

@@ -53,12 +53,12 @@ int WINAPI getaddrinfohook (DWORD RetAddr,
 {
 	for (size_t i = 0; i < sizeof (whitelist) / sizeof (whitelist[0]); i++)
 	{
-		if (strstr (nodename, whitelist[i]) != 0)
+		if (strstr (nodename, whitelist[i]) != NULL)
 			return fngetaddrinfo (nodename, servname, hints, res);
 	}
 	for (size_t i = 0; i < sizeof (blockhost) / sizeof (blockhost[0]); i++)
 	{
-		if (strstr (nodename, blockhost[i]) != 0)
+		if (strstr (nodename, blockhost[i]) != NULL)
 			return WSANO_RECOVERY;
 	}
 	return fngetaddrinfo (nodename, servname, hints, res);
@@ -114,3 +114,25 @@ int WINAPI winhttpsetstatuscallbackhook (DWORD RetAddr,
 	// lpfnInternetCallback - Set this to NULL to remove the existing callback function.
 	return fnwinhttpsetstatuscallback (hInternet, NULL, dwNotificationFlags, NULL);
 }
+
+// withthis you can replace other json response as well
+int WINAPI winhttpreaddatahook (DWORD RetAddr,
+	pfnwinhttpreaddata fnwinhttpreaddata,
+	HINTERNET hRequest,
+	LPVOID lpBuffer,
+	DWORD dwNumberOfBytesToRead,
+	LPDWORD lpdwNumberOfBytesRead)
+{
+	if (!fnwinhttpreaddata (hRequest,
+		lpBuffer,
+		dwNumberOfBytesToRead,
+		lpdwNumberOfBytesRead)) {
+		return false;
+	}
+	char* pdest = strstr ((LPSTR)lpBuffer, "pod");
+	if (pdest != NULL) {
+		//"pod" -> "xod"
+		*pdest = 'x';	
+	}
+	return true;
+}

src/hosts.h

@@ -38,6 +38,11 @@ typedef int (__stdcall* pfnwinhttpsetstatuscallback) (HINTERNET hInternet,
 	DWORD dwNotificationFlags,
 	DWORD_PTR dwReserved);
 
+typedef int (__stdcall* pfnwinhttpreaddata) (HINTERNET hRequest,
+	LPVOID lpBuffer,
+	DWORD dwNumberOfBytesToRead,
+	LPDWORD lpdwNumberOfBytesRead);
+
 int WINAPI winhttpopenrequesthook (DWORD RetAddr,
 	pfnwinhttpopenrequest fnwinhttpopenrequest,
 	HINTERNET hConnect,
@@ -56,12 +61,12 @@ int WINAPI getaddrinfohook (DWORD RetAddr,
 	const struct addrinfo* hints,
 	struct addrinfo** res);
 
-int WINAPI winhttpquerydataavailablehook (DWORD RetAddr, 
+int WINAPI winhttpquerydataavailablehook (DWORD RetAddr,
 	pfnwinhttpquerydataavailable fnwinhttpquerydataavailable,
 	HINTERNET hRequest,
 	LPDWORD lpdwNumberOfBytesAvailable);
 
-int WINAPI winhttpsendrequesthook (DWORD RetAddr, 
+int WINAPI winhttpsendrequesthook (DWORD RetAddr,
 	pfnwinhttpsendrequest fnwinhttpsendrequest,
 	HINTERNET hRequest,
 	LPCWSTR pwszHeaders,
@@ -83,13 +88,20 @@ int WINAPI winhttpreceiveresponsehook (DWORD RetAddr,
 	HINTERNET hRequest,
 	LPVOID lpReserved);
 
-int WINAPI winhttpsetstatuscallbackhook (DWORD RetAddr, 
+int WINAPI winhttpsetstatuscallbackhook (DWORD RetAddr,
 	pfnwinhttpsetstatuscallback fnwinhttpsetstatuscallback,
 	HINTERNET hInternet,
 	WINHTTP_STATUS_CALLBACK lpfnInternetCallback,
 	DWORD dwNotificationFlags,
 	DWORD_PTR dwReserved);
 
+int WINAPI winhttpreaddatahook (DWORD RetAddr,
+	pfnwinhttpreaddata fnwinhttpreaddata,
+	HINTERNET hRequest,
+	LPVOID lpBuffer,
+	DWORD dwNumberOfBytesToRead,
+	LPDWORD lpdwNumberOfBytesRead);
+
 static const char* blockhost[] = {
 	// fork this if you found more...  I'll check if had time.
 	"google.",